root/ext/soap/php_sdl.c

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DEFINITIONS

This source file includes following definitions.
  1. get_encoder_from_prefix
  2. get_element
  3. get_encoder
  4. get_encoder_ex
  5. get_binding_from_type
  6. get_binding_from_name
  7. is_wsdl_element
  8. load_wsdl_ex
  9. wsdl_soap_binding_header
  10. wsdl_soap_binding_body
  11. wsdl_message
  12. load_wsdl
  13. sdl_deserialize_string
  14. sdl_deserialize_key
  15. sdl_deserialize_attribute
  16. sdl_deserialize_resriction_int
  17. sdl_deserialize_resriction_char
  18. sdl_deserialize_model
  19. sdl_deserialize_type
  20. sdl_deserialize_encoder
  21. sdl_deserialize_soap_body
  22. sdl_deserialize_parameters
  23. get_sdl_from_cache
  24. sdl_serialize_string
  25. sdl_serialize_key
  26. sdl_serialize_encoder_ref
  27. sdl_serialize_type_ref
  28. sdl_serialize_attribute
  29. sdl_serialize_model
  30. sdl_serialize_resriction_int
  31. sdl_serialize_resriction_char
  32. sdl_serialize_type
  33. sdl_serialize_encoder
  34. sdl_serialize_parameters
  35. sdl_serialize_soap_body
  36. add_sdl_to_cache
  37. make_persistent_restriction_int
  38. make_persistent_restriction_char
  39. make_persistent_sdl_type_ref
  40. make_persistent_sdl_encoder_ref
  41. make_persistent_sdl_function_headers
  42. make_persistent_sdl_soap_body
  43. make_persistent_sdl_parameters
  44. make_persistent_sdl_function_faults
  45. make_persistent_sdl_attribute
  46. make_persistent_sdl_model
  47. make_persistent_sdl_type
  48. make_persistent_sdl_encoder
  49. make_persistent_sdl_binding
  50. make_persistent_sdl_function
  51. make_persistent_sdl
  52. delete_psdl
  53. get_sdl
  54. delete_sdl_impl
  55. delete_sdl
  56. delete_binding
  57. delete_binding_persistent
  58. delete_sdl_soap_binding_function_body
  59. delete_sdl_soap_binding_function_body_persistent
  60. delete_function
  61. delete_function_persistent
  62. delete_parameter
  63. delete_parameter_persistent
  64. delete_header
  65. delete_header_persistent
  66. delete_fault
  67. delete_fault_persistent
  68. delete_document

/*
  +----------------------------------------------------------------------+
  | PHP Version 5                                                        |
  +----------------------------------------------------------------------+
  | Copyright (c) 1997-2008 The PHP Group                                |
  +----------------------------------------------------------------------+
  | This source file is subject to version 3.01 of the PHP license,      |
  | that is bundled with this package in the file LICENSE, and is        |
  | available through the world-wide-web at the following url:           |
  | http://www.php.net/license/3_01.txt                                  |
  | If you did not receive a copy of the PHP license and are unable to   |
  | obtain it through the world-wide-web, please send a note to          |
  | license@php.net so we can mail you a copy immediately.               |
  +----------------------------------------------------------------------+
  | Authors: Brad Lafountain <rodif_bl@yahoo.com>                        |
  |          Shane Caraveo <shane@caraveo.com>                           |
  |          Dmitry Stogov <dmitry@zend.com>                             |
  +----------------------------------------------------------------------+
*/
/* $Id: php_sdl.c,v 1.88.2.12.2.10 2007/12/31 07:20:11 sebastian Exp $ */

#include "php_soap.h"
#include "ext/libxml/php_libxml.h"
#include "libxml/uri.h"

#include "ext/standard/md5.h"
#include "tsrm_virtual_cwd.h"

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>

#ifndef O_BINARY
# define O_BINARY 0
#endif

static void delete_fault(void *fault);
static void delete_fault_persistent(void *fault);
static void delete_binding(void *binding);
static void delete_binding_persistent(void *binding);
static void delete_function(void *function);
static void delete_function_persistent(void *function);
static void delete_parameter(void *paramater);
static void delete_parameter_persistent(void *paramater);
static void delete_header(void *header);
static void delete_header_persistent(void *header);
static void delete_document(void *doc_ptr);

encodePtr get_encoder_from_prefix(sdlPtr sdl, xmlNodePtr node, const xmlChar *type)
{
        encodePtr enc = NULL;
        xmlNsPtr nsptr;
        char *ns, *cptype;

        parse_namespace(type, &cptype, &ns);
        nsptr = xmlSearchNs(node->doc, node, BAD_CAST(ns));
        if (nsptr != NULL) {
                enc = get_encoder(sdl, (char*)nsptr->href, cptype);
                if (enc == NULL) {
                        enc = get_encoder_ex(sdl, cptype, strlen(cptype));
                }
        } else {
                enc = get_encoder_ex(sdl, (char*)type, xmlStrlen(type));
        }
        efree(cptype);
        if (ns) {efree(ns);}
        return enc;
}

static sdlTypePtr get_element(sdlPtr sdl, xmlNodePtr node, const xmlChar *type)
{
        sdlTypePtr ret = NULL;

        if (sdl->elements) {
                xmlNsPtr nsptr;
                char *ns, *cptype;
                sdlTypePtr *sdl_type;

                parse_namespace(type, &cptype, &ns);
                nsptr = xmlSearchNs(node->doc, node, BAD_CAST(ns));
                if (nsptr != NULL) {
                        int ns_len = xmlStrlen(nsptr->href);
                        int type_len = strlen(cptype);
                        int len = ns_len + type_len + 1;
                        char *nscat = emalloc(len + 1);

                        memcpy(nscat, nsptr->href, ns_len);
                        nscat[ns_len] = ':';
                        memcpy(nscat+ns_len+1, cptype, type_len);
                        nscat[len] = '\0';

                        if (zend_hash_find(sdl->elements, nscat, len + 1, (void **)&sdl_type) == SUCCESS) {
                                ret = *sdl_type;
                        } else if (zend_hash_find(sdl->elements, (char*)type, type_len + 1, (void **)&sdl_type) == SUCCESS) {
                                ret = *sdl_type;
                        }
                        efree(nscat);
                } else {
                        if (zend_hash_find(sdl->elements, (char*)type, xmlStrlen(type) + 1, (void **)&sdl_type) == SUCCESS) {
                                ret = *sdl_type;
                        }
                }

                efree(cptype);
                if (ns) {efree(ns);}
        }
        return ret;
}

encodePtr get_encoder(sdlPtr sdl, const char *ns, const char *type)
{
        encodePtr enc = NULL;
        char *nscat;
        int ns_len = strlen(ns);
        int type_len = strlen(type);
        int len = ns_len + type_len + 1;

        nscat = emalloc(len + 1);
        memcpy(nscat, ns, ns_len);
        nscat[ns_len] = ':';
        memcpy(nscat+ns_len+1, type, type_len);
        nscat[len] = '\0';

        enc = get_encoder_ex(sdl, nscat, len);

        if (enc == NULL &&
            ((ns_len == sizeof(SOAP_1_1_ENC_NAMESPACE)-1 &&
              memcmp(ns, SOAP_1_1_ENC_NAMESPACE, sizeof(SOAP_1_1_ENC_NAMESPACE)-1) == 0) ||
             (ns_len == sizeof(SOAP_1_2_ENC_NAMESPACE)-1 &&
              memcmp(ns, SOAP_1_2_ENC_NAMESPACE, sizeof(SOAP_1_2_ENC_NAMESPACE)-1) == 0))) {
                char *enc_nscat;
                int enc_ns_len;
                int enc_len;

                enc_ns_len = sizeof(XSD_NAMESPACE)-1;
                enc_len = enc_ns_len + type_len + 1;
                enc_nscat = emalloc(enc_len + 1);
                memcpy(enc_nscat, XSD_NAMESPACE, sizeof(XSD_NAMESPACE)-1);
                enc_nscat[enc_ns_len] = ':';
                memcpy(enc_nscat+enc_ns_len+1, type, type_len);
                enc_nscat[enc_len] = '\0';

                enc = get_encoder_ex(NULL, enc_nscat, enc_len);
                efree(enc_nscat);
                if (enc && sdl) {
                        encodePtr new_enc       = pemalloc(sizeof(encode), sdl->is_persistent);
                        memcpy(new_enc, enc, sizeof(encode));
                        if (sdl->is_persistent) {
                                new_enc->details.ns = zend_strndup(ns, ns_len);
                                new_enc->details.type_str = strdup(new_enc->details.type_str);
                        } else {
                                new_enc->details.ns = estrndup(ns, ns_len);
                                new_enc->details.type_str = estrdup(new_enc->details.type_str);
                        }
                        if (sdl->encoders == NULL) {
                                sdl->encoders = pemalloc(sizeof(HashTable), sdl->is_persistent);
                                zend_hash_init(sdl->encoders, 0, NULL, delete_encoder, sdl->is_persistent);
                        }
                        zend_hash_update(sdl->encoders, nscat, len + 1, &new_enc, sizeof(encodePtr), NULL);
                        enc = new_enc;
                }
        }
        efree(nscat);
        return enc;
}

encodePtr get_encoder_ex(sdlPtr sdl, const char *nscat, int len)
{
        encodePtr *enc;
        TSRMLS_FETCH();

        if (zend_hash_find(&SOAP_GLOBAL(defEnc), (char*)nscat, len + 1, (void **)&enc) == SUCCESS) {
                return (*enc);
        } else if (sdl && sdl->encoders && zend_hash_find(sdl->encoders, (char*)nscat, len + 1, (void **)&enc) == SUCCESS) {
                return (*enc);
        }
        return NULL;
}

sdlBindingPtr get_binding_from_type(sdlPtr sdl, int type)
{
        sdlBindingPtr *binding;

        if (sdl == NULL) {
                return NULL;
        }

        for (zend_hash_internal_pointer_reset(sdl->bindings);
                zend_hash_get_current_data(sdl->bindings, (void **) &binding) == SUCCESS;
                zend_hash_move_forward(sdl->bindings)) {
                if ((*binding)->bindingType == type) {
                        return *binding;
                }
        }
        return NULL;
}

sdlBindingPtr get_binding_from_name(sdlPtr sdl, char *name, char *ns)
{
        sdlBindingPtr binding = NULL;
        smart_str key = {0};

        smart_str_appends(&key, ns);
        smart_str_appendc(&key, ':');
        smart_str_appends(&key, name);
        smart_str_0(&key);

        zend_hash_find(sdl->bindings, key.c, key.len, (void **)&binding);

        smart_str_free(&key);
        return binding;
}

static int is_wsdl_element(xmlNodePtr node)
{
        if (node->ns && strcmp((char*)node->ns->href, WSDL_NAMESPACE) != 0) {
                xmlAttrPtr attr;
                if ((attr = get_attribute_ex(node->properties, "required", WSDL_NAMESPACE)) != NULL &&
                     attr->children && attr->children->content &&
                     (strcmp((char*)attr->children->content, "1") == 0 ||
                      strcmp((char*)attr->children->content, "true") == 0)) {
                        soap_error1(E_ERROR, "Parsing WSDL: Unknown required WSDL extension '%s'", node->ns->href);
                }
                return 0;
        }
        return 1;
}

static void load_wsdl_ex(zval *this_ptr, char *struri, sdlCtx *ctx, int include TSRMLS_DC)
{
        sdlPtr tmpsdl = ctx->sdl;
        xmlDocPtr wsdl;
        xmlNodePtr root, definitions, trav;
        xmlAttrPtr targetNamespace;

        if (zend_hash_exists(&ctx->docs, struri, strlen(struri)+1)) {
                return;
        }
        
        wsdl = soap_xmlParseFile(struri TSRMLS_CC);
        
        if (!wsdl) {
                soap_error1(E_ERROR, "Parsing WSDL: Couldn't load from '%s'", struri);
        }

        zend_hash_add(&ctx->docs, struri, strlen(struri)+1, (void**)&wsdl, sizeof(xmlDocPtr), NULL);

        root = wsdl->children;
        definitions = get_node_ex(root, "definitions", WSDL_NAMESPACE);
        if (!definitions) {
                if (include) {
                        xmlNodePtr schema = get_node_ex(root, "schema", XSD_NAMESPACE);
                        if (schema) {
                                load_schema(ctx, schema TSRMLS_CC);
                                return;
                        }
                }
                soap_error1(E_ERROR, "Parsing WSDL: Couldn't find <definitions> in '%s'", struri);
        }

        if (!include) {
                targetNamespace = get_attribute(definitions->properties, "targetNamespace");
                if (targetNamespace) {
                        tmpsdl->target_ns = estrdup((char*)targetNamespace->children->content);
                }
        }

        trav = definitions->children;
        while (trav != NULL) {
                if (!is_wsdl_element(trav)) {
                        trav = trav->next;
                        continue;
                }
                if (node_is_equal(trav,"types")) {
                        /* TODO: Only one "types" is allowed */
                        xmlNodePtr trav2 = trav->children;

                        while (trav2 != NULL) {
                                if (node_is_equal_ex(trav2, "schema", XSD_NAMESPACE)) {
                                        load_schema(ctx, trav2 TSRMLS_CC);
                                } else if (is_wsdl_element(trav2) && !node_is_equal(trav2,"documentation")) {
                                        soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav2->name);
                                }
                                trav2 = trav2->next;
                        }
                } else if (node_is_equal(trav,"import")) {
                        /* TODO: namespace ??? */
                        xmlAttrPtr tmp = get_attribute(trav->properties, "location");
                        if (tmp) {
                                xmlChar *uri;
                                xmlChar *base = xmlNodeGetBase(trav->doc, trav);

                                if (base == NULL) {
                                        uri = xmlBuildURI(tmp->children->content, trav->doc->URL);
                                } else {
                                        uri = xmlBuildURI(tmp->children->content, base);
                                        xmlFree(base);
                                }
                                load_wsdl_ex(this_ptr, (char*)uri, ctx, 1 TSRMLS_CC);
                                xmlFree(uri);
                        }

                } else if (node_is_equal(trav,"message")) {
                        xmlAttrPtr name = get_attribute(trav->properties, "name");
                        if (name && name->children && name->children->content) {
                                if (zend_hash_add(&ctx->messages, (char*)name->children->content, xmlStrlen(name->children->content)+1,&trav, sizeof(xmlNodePtr), NULL) != SUCCESS) {
                                        soap_error1(E_ERROR, "Parsing WSDL: <message> '%s' already defined", name->children->content);
                                }
                        } else {
                                soap_error0(E_ERROR, "Parsing WSDL: <message> hasn't name attribute");
                        }

                } else if (node_is_equal(trav,"portType")) {
                        xmlAttrPtr name = get_attribute(trav->properties, "name");
                        if (name && name->children && name->children->content) {
                                if (zend_hash_add(&ctx->portTypes, (char*)name->children->content, xmlStrlen(name->children->content)+1,&trav, sizeof(xmlNodePtr), NULL) != SUCCESS) {
                                        soap_error1(E_ERROR, "Parsing WSDL: <portType> '%s' already defined", name->children->content);
                                }
                        } else {
                                soap_error0(E_ERROR, "Parsing WSDL: <portType> hasn't name attribute");
                        }

                } else if (node_is_equal(trav,"binding")) {
                        xmlAttrPtr name = get_attribute(trav->properties, "name");
                        if (name && name->children && name->children->content) {
                                if (zend_hash_add(&ctx->bindings, (char*)name->children->content, xmlStrlen(name->children->content)+1,&trav, sizeof(xmlNodePtr), NULL) != SUCCESS) {
                                        soap_error1(E_ERROR, "Parsing WSDL: <binding> '%s' already defined", name->children->content);
                                }
                        } else {
                                soap_error0(E_ERROR, "Parsing WSDL: <binding> hasn't name attribute");
                        }

                } else if (node_is_equal(trav,"service")) {
                        xmlAttrPtr name = get_attribute(trav->properties, "name");
                        if (name && name->children && name->children->content) {
                                if (zend_hash_add(&ctx->services, (char*)name->children->content, xmlStrlen(name->children->content)+1,&trav, sizeof(xmlNodePtr), NULL) != SUCCESS) {
                                        soap_error1(E_ERROR, "Parsing WSDL: <service> '%s' already defined", name->children->content);
                                }
                        } else {
                                soap_error0(E_ERROR, "Parsing WSDL: <service> hasn't name attribute");
                        }
                } else if (!node_is_equal(trav,"documentation")) {
                        soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav->name);
                }
                trav = trav->next;
        }
}

static sdlSoapBindingFunctionHeaderPtr wsdl_soap_binding_header(sdlCtx* ctx, xmlNodePtr header, char* wsdl_soap_namespace, int fault)
{
        xmlAttrPtr tmp;
        xmlNodePtr *message, part;
        char *ctype;
        sdlSoapBindingFunctionHeaderPtr h;

        tmp = get_attribute(header->properties, "message");
        if (!tmp) {
                soap_error0(E_ERROR, "Parsing WSDL: Missing message attribute for <header>");
        }

        ctype = strrchr((char*)tmp->children->content,':');
        if (ctype == NULL) {
                ctype = (char*)tmp->children->content;
        } else {
                ++ctype;
        }
        if (zend_hash_find(&ctx->messages, ctype, strlen(ctype)+1, (void**)&message) != SUCCESS) {
                soap_error1(E_ERROR, "Parsing WSDL: Missing <message> with name '%s'", tmp->children->content);
        }

        tmp = get_attribute(header->properties, "part");
        if (!tmp) {
                soap_error0(E_ERROR, "Parsing WSDL: Missing part attribute for <header>");
        }
        part = get_node_with_attribute_ex((*message)->children, "part", WSDL_NAMESPACE, "name", (char*)tmp->children->content, NULL);
        if (!part) {
                soap_error1(E_ERROR, "Parsing WSDL: Missing part '%s' in <message>", tmp->children->content);
        }

        h = emalloc(sizeof(sdlSoapBindingFunctionHeader));
        memset(h, 0, sizeof(sdlSoapBindingFunctionHeader));
        h->name = estrdup((char*)tmp->children->content);

        tmp = get_attribute(header->properties, "use");
        if (tmp && !strncmp((char*)tmp->children->content, "encoded", sizeof("encoded"))) {
                h->use = SOAP_ENCODED;
        } else {
                h->use = SOAP_LITERAL;
        }

        tmp = get_attribute(header->properties, "namespace");
        if (tmp) {
                h->ns = estrdup((char*)tmp->children->content);
        }

        if (h->use == SOAP_ENCODED) {
                tmp = get_attribute(header->properties, "encodingStyle");
                if (tmp) {
                        if (strncmp((char*)tmp->children->content, SOAP_1_1_ENC_NAMESPACE, sizeof(SOAP_1_1_ENC_NAMESPACE)) == 0) {
                                h->encodingStyle = SOAP_ENCODING_1_1;
                        } else if (strncmp((char*)tmp->children->content, SOAP_1_2_ENC_NAMESPACE, sizeof(SOAP_1_2_ENC_NAMESPACE)) == 0) {
                                h->encodingStyle = SOAP_ENCODING_1_2;
                        } else {
                                soap_error1(E_ERROR, "Parsing WSDL: Unknown encodingStyle '%s'", tmp->children->content);
                        }
                } else {
                        soap_error0(E_ERROR, "Parsing WSDL: Unspecified encodingStyle");
                }
        }

        tmp = get_attribute(part->properties, "type");
        if (tmp != NULL) {
                h->encode = get_encoder_from_prefix(ctx->sdl, part, tmp->children->content);
        } else {
                tmp = get_attribute(part->properties, "element");
                if (tmp != NULL) {
                        h->element = get_element(ctx->sdl, part, tmp->children->content);
                        if (h->element) {
                                h->encode = h->element->encode;
                                if (!h->ns && h->element->namens) {
                                        h->ns = estrdup(h->element->namens);
                                }
                                if (h->element->name) {
                                        efree(h->name);
                                        h->name = estrdup(h->element->name);
                                }
                        }
                }
        }
        if (!fault) {
                xmlNodePtr trav = header->children;
                while (trav != NULL) {
                        if (node_is_equal_ex(trav, "headerfault", wsdl_soap_namespace)) {
                                sdlSoapBindingFunctionHeaderPtr hf = wsdl_soap_binding_header(ctx, trav, wsdl_soap_namespace, 1);
                                smart_str key = {0};

                                if (h->headerfaults == NULL) {
                                        h->headerfaults = emalloc(sizeof(HashTable));
                                        zend_hash_init(h->headerfaults, 0, NULL, delete_header, 0);
                                }

                                if (hf->ns) {
                                        smart_str_appends(&key,hf->ns);
                                        smart_str_appendc(&key,':');
                                }
                                smart_str_appends(&key,hf->name);
                                smart_str_0(&key);
                                if (zend_hash_add(h->headerfaults, key.c, key.len+1, (void**)&hf, sizeof(sdlSoapBindingFunctionHeaderPtr), NULL) != SUCCESS) {
                                        delete_header((void**)&hf);
                                }
                                smart_str_free(&key);
                        } else if (is_wsdl_element(trav) && !node_is_equal(trav,"documentation")) {
                                soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav->name);
                        }
                        trav = trav->next;
                }
        }
        return h;
}

static void wsdl_soap_binding_body(sdlCtx* ctx, xmlNodePtr node, char* wsdl_soap_namespace, sdlSoapBindingFunctionBody *binding, HashTable* params)
{
        xmlNodePtr body, trav;
        xmlAttrPtr tmp;

        trav = node->children;
        while (trav != NULL) {
                if (node_is_equal_ex(trav, "body", wsdl_soap_namespace)) {
                        body = trav;

                        tmp = get_attribute(body->properties, "use");
                        if (tmp && !strncmp((char*)tmp->children->content, "literal", sizeof("literal"))) {
                                binding->use = SOAP_LITERAL;
                        } else {
                                binding->use = SOAP_ENCODED;
                        }

                        tmp = get_attribute(body->properties, "namespace");
                        if (tmp) {
                                binding->ns = estrdup((char*)tmp->children->content);
                        }

                        tmp = get_attribute(body->properties, "parts");
                        if (tmp) {
                                HashTable    ht;
                                char *parts = (char*)tmp->children->content;

                                /* Delete all parts those are not in the "parts" attribute */
                                zend_hash_init(&ht, 0, NULL, delete_parameter, 0);
                                while (*parts) {
                                        HashPosition pos;
                                        sdlParamPtr *param;
                                        int found = 0;
                                        char *end;

                                        while (*parts == ' ') ++parts;
                                        if (*parts == '\0') break;
                                        end = strchr(parts, ' ');
                                        if (end) *end = '\0';
                                        zend_hash_internal_pointer_reset_ex(params, &pos);
                                        while (zend_hash_get_current_data_ex(params, (void **)&param, &pos) != FAILURE) {
                                                if ((*param)->paramName &&
                                                    strcmp(parts, (*param)->paramName) == 0) {
                                                sdlParamPtr x_param;
                                                x_param = emalloc(sizeof(sdlParam));
                                                *x_param = **param;
                                                (*param)->paramName = NULL;
                                                zend_hash_next_index_insert(&ht, &x_param, sizeof(sdlParamPtr), NULL);
                                                found = 1;
                                                break;
                                                }
                                                zend_hash_move_forward_ex(params, &pos);
                                        }
                                        if (!found) {
                                                soap_error1(E_ERROR, "Parsing WSDL: Missing part '%s' in <message>", parts);
                                        }
                                        parts += strlen(parts);
                                        if (end) *end = ' ';
                                }
                                zend_hash_destroy(params);
                                *params = ht;
                        }

                        if (binding->use == SOAP_ENCODED) {
                                tmp = get_attribute(body->properties, "encodingStyle");
                                if (tmp) {
                                        if (strncmp((char*)tmp->children->content, SOAP_1_1_ENC_NAMESPACE, sizeof(SOAP_1_1_ENC_NAMESPACE)) == 0) {
                                                binding->encodingStyle = SOAP_ENCODING_1_1;
                                        } else if (strncmp((char*)tmp->children->content, SOAP_1_2_ENC_NAMESPACE, sizeof(SOAP_1_2_ENC_NAMESPACE)) == 0) {
                                                binding->encodingStyle = SOAP_ENCODING_1_2;
                                        } else {
                                                soap_error1(E_ERROR, "Parsing WSDL: Unknown encodingStyle '%s'", tmp->children->content);
                                        }
                                } else {
                                        soap_error0(E_ERROR, "Parsing WSDL: Unspecified encodingStyle");
                                }
                        }
                } else if (node_is_equal_ex(trav, "header", wsdl_soap_namespace)) {
                        sdlSoapBindingFunctionHeaderPtr h = wsdl_soap_binding_header(ctx, trav, wsdl_soap_namespace, 0);
                        smart_str key = {0};

                        if (binding->headers == NULL) {
                                binding->headers = emalloc(sizeof(HashTable));
                                zend_hash_init(binding->headers, 0, NULL, delete_header, 0);
                        }

                        if (h->ns) {
                                smart_str_appends(&key,h->ns);
                                smart_str_appendc(&key,':');
                        }
                        smart_str_appends(&key,h->name);
                        smart_str_0(&key);
                        if (zend_hash_add(binding->headers, key.c, key.len+1, (void**)&h, sizeof(sdlSoapBindingFunctionHeaderPtr), NULL) != SUCCESS) {
                                delete_header((void**)&h);
                        }
                        smart_str_free(&key);
                } else if (is_wsdl_element(trav) && !node_is_equal(trav,"documentation")) {
                        soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav->name);
                }
                trav = trav->next;
        }
}

static HashTable* wsdl_message(sdlCtx *ctx, xmlChar* message_name)
{
        xmlNodePtr trav, part, message = NULL, *tmp;
        HashTable* parameters = NULL;
        char *ctype;

        ctype = strrchr((char*)message_name,':');
        if (ctype == NULL) {
                ctype = (char*)message_name;
        } else {
                ++ctype;
        }
        if (zend_hash_find(&ctx->messages, ctype, strlen(ctype)+1, (void**)&tmp) != SUCCESS) {
                soap_error1(E_ERROR, "Parsing WSDL: Missing <message> with name '%s'", message_name);
        }
        message = *tmp;

        parameters = emalloc(sizeof(HashTable));
        zend_hash_init(parameters, 0, NULL, delete_parameter, 0);

        trav = message->children;
        while (trav != NULL) {
                xmlAttrPtr element, type, name;
                sdlParamPtr param;

                if (trav->ns != NULL && strcmp((char*)trav->ns->href, WSDL_NAMESPACE) != 0) {
                        soap_error1(E_ERROR, "Parsing WSDL: Unexpected extensibility element <%s>", trav->name);
                }
                if (node_is_equal(trav,"documentation")) {
                        trav = trav->next;
                        continue;
                }
                if (!node_is_equal(trav,"part")) {
                        soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav->name);
                }
                part = trav;
                param = emalloc(sizeof(sdlParam));
                memset(param,0,sizeof(sdlParam));
                param->order = 0;

                name = get_attribute(part->properties, "name");
                if (name == NULL) {
                        soap_error1(E_ERROR, "Parsing WSDL: No name associated with <part> '%s'", message->name);
                }

                param->paramName = estrdup((char*)name->children->content);

                type = get_attribute(part->properties, "type");
                if (type != NULL) {
                        param->encode = get_encoder_from_prefix(ctx->sdl, part, type->children->content);
                } else {
                        element = get_attribute(part->properties, "element");
                        if (element != NULL) {
                                param->element = get_element(ctx->sdl, part, element->children->content);
                                if (param->element) {
                                        param->encode = param->element->encode;
                                }
                        }
                }

                zend_hash_next_index_insert(parameters, &param, sizeof(sdlParamPtr), NULL);

                trav = trav->next;
        }
        return parameters;
}

static sdlPtr load_wsdl(zval *this_ptr, char *struri TSRMLS_DC)
{
        sdlCtx ctx;
        int i,n;

        memset(&ctx,0,sizeof(ctx));
        ctx.sdl = emalloc(sizeof(sdl));
        memset(ctx.sdl, 0, sizeof(sdl));
        ctx.sdl->source = estrdup(struri);
        zend_hash_init(&ctx.sdl->functions, 0, NULL, delete_function, 0);

        zend_hash_init(&ctx.docs, 0, NULL, delete_document, 0);
        zend_hash_init(&ctx.messages, 0, NULL, NULL, 0);
        zend_hash_init(&ctx.bindings, 0, NULL, NULL, 0);
        zend_hash_init(&ctx.portTypes, 0, NULL, NULL, 0);
        zend_hash_init(&ctx.services,  0, NULL, NULL, 0);

        load_wsdl_ex(this_ptr, struri,&ctx, 0 TSRMLS_CC);
        schema_pass2(&ctx);

        n = zend_hash_num_elements(&ctx.services);
        if (n > 0) {
                zend_hash_internal_pointer_reset(&ctx.services);
                for (i = 0; i < n; i++) {
                        xmlNodePtr *tmp, service;
                        xmlNodePtr trav, port;
                        int has_soap_port = 0;

                        zend_hash_get_current_data(&ctx.services, (void **)&tmp);
                        service = *tmp;

                        trav = service->children;
                        while (trav != NULL) {
                                xmlAttrPtr type, name, bindingAttr, location;
                                xmlNodePtr portType, operation;
                                xmlNodePtr address, binding, trav2;
                                char *ctype;
                                sdlBindingPtr tmpbinding;
                                char *wsdl_soap_namespace = NULL;

                                if (!is_wsdl_element(trav) || node_is_equal(trav,"documentation")) {
                                        trav = trav->next;
                                        continue;
                                }
                                if (!node_is_equal(trav,"port")) {
                                        soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav->name);
                                }

                                port = trav;

                                tmpbinding = emalloc(sizeof(sdlBinding));
                                memset(tmpbinding, 0, sizeof(sdlBinding));

                                bindingAttr = get_attribute(port->properties, "binding");
                                if (bindingAttr == NULL) {
                                        soap_error0(E_ERROR, "Parsing WSDL: No binding associated with <port>");
                                }

                                /* find address and figure out binding type */
                                address = NULL;
                                trav2 = port->children;
                                while (trav2 != NULL) {
                                        if (node_is_equal(trav2,"address") && trav2->ns) {
                                                if (!strncmp((char*)trav2->ns->href, WSDL_SOAP11_NAMESPACE, sizeof(WSDL_SOAP11_NAMESPACE))) {
                                                        address = trav2;
                                                        wsdl_soap_namespace = WSDL_SOAP11_NAMESPACE;
                                                        tmpbinding->bindingType = BINDING_SOAP;
                                                } else if (!strncmp((char*)trav2->ns->href, WSDL_SOAP12_NAMESPACE, sizeof(WSDL_SOAP12_NAMESPACE))) {
                                                        address = trav2;
                                                        wsdl_soap_namespace = WSDL_SOAP12_NAMESPACE;
                                                        tmpbinding->bindingType = BINDING_SOAP;
                                                } else if (!strncmp((char*)trav2->ns->href, RPC_SOAP12_NAMESPACE, sizeof(RPC_SOAP12_NAMESPACE))) {
                                                        address = trav2;
                                                        wsdl_soap_namespace = RPC_SOAP12_NAMESPACE;
                                                        tmpbinding->bindingType = BINDING_SOAP;
                                                } else if (!strncmp((char*)trav2->ns->href, WSDL_HTTP11_NAMESPACE, sizeof(WSDL_HTTP11_NAMESPACE))) {
                                                        address = trav2;
                                                        tmpbinding->bindingType = BINDING_HTTP;
                                                } else if (!strncmp((char*)trav2->ns->href, WSDL_HTTP12_NAMESPACE, sizeof(WSDL_HTTP12_NAMESPACE))) {
                                                        address = trav2;
                                                        tmpbinding->bindingType = BINDING_HTTP;
                                                }
                                        }
                                        if (trav2 != address && is_wsdl_element(trav2) && !node_is_equal(trav2,"documentation")) {
                                                soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav2->name);
                                        }
                                  trav2 = trav2->next;
                                }
                                if (!address) {
                                        if (has_soap_port || trav->next || i < n-1) {
                                                efree(tmpbinding);
                                                trav = trav->next;
                                                continue;
                                        } else {
                                                soap_error0(E_ERROR, "Parsing WSDL: No address associated with <port>");
                                        }
                                }
                                has_soap_port = 1;

                                location = get_attribute(address->properties, "location");
                                if (!location) {
                                        soap_error0(E_ERROR, "Parsing WSDL: No location associated with <port>");
                                }

                                tmpbinding->location = estrdup((char*)location->children->content);

                                ctype = strrchr((char*)bindingAttr->children->content,':');
                                if (ctype == NULL) {
                                        ctype = (char*)bindingAttr->children->content;
                                } else {
                                        ++ctype;
                                }
                                if (zend_hash_find(&ctx.bindings, ctype, strlen(ctype)+1, (void*)&tmp) != SUCCESS) {
                                        soap_error1(E_ERROR, "Parsing WSDL: No <binding> element with name '%s'", ctype);
                                }
                                binding = *tmp;

                                if (tmpbinding->bindingType == BINDING_SOAP) {
                                        sdlSoapBindingPtr soapBinding;
                                        xmlNodePtr soapBindingNode;
                                        xmlAttrPtr tmp;

                                        soapBinding = emalloc(sizeof(sdlSoapBinding));
                                        memset(soapBinding, 0, sizeof(sdlSoapBinding));
                                        soapBinding->style = SOAP_DOCUMENT;

                                        soapBindingNode = get_node_ex(binding->children, "binding", wsdl_soap_namespace);
                                        if (soapBindingNode) {
                                                tmp = get_attribute(soapBindingNode->properties, "style");
                                                if (tmp && !strncmp((char*)tmp->children->content, "rpc", sizeof("rpc"))) {
                                                        soapBinding->style = SOAP_RPC;
                                                }

                                                tmp = get_attribute(soapBindingNode->properties, "transport");
                                                if (tmp) {
                                                        if (strncmp((char*)tmp->children->content, WSDL_HTTP_TRANSPORT, sizeof(WSDL_HTTP_TRANSPORT)) == 0) {
                                                                soapBinding->transport = SOAP_TRANSPORT_HTTP;
                                                        } else {
                                                                soap_error1(E_ERROR, "Parsing WSDL: PHP-SOAP doesn't support transport '%s'", tmp->children->content);
                                                        }
                                                }
                                        }
                                        tmpbinding->bindingAttributes = (void *)soapBinding;
                                }

                                name = get_attribute(binding->properties, "name");
                                if (name == NULL) {
                                        soap_error0(E_ERROR, "Parsing WSDL: Missing 'name' attribute for <binding>");
                                }
                                tmpbinding->name = estrdup((char*)name->children->content);

                                type = get_attribute(binding->properties, "type");
                                if (type == NULL) {
                                        soap_error0(E_ERROR, "Parsing WSDL: Missing 'type' attribute for <binding>");
                                }

                                ctype = strrchr((char*)type->children->content,':');
                                if (ctype == NULL) {
                                        ctype = (char*)type->children->content;
                                } else {
                                        ++ctype;
                                }
                                if (zend_hash_find(&ctx.portTypes, ctype, strlen(ctype)+1, (void**)&tmp) != SUCCESS) {
                                        soap_error1(E_ERROR, "Parsing WSDL: Missing <portType> with name '%s'", name->children->content);
                                }
                                portType = *tmp;

                                trav2 = binding->children;
                                while (trav2 != NULL) {
                                        sdlFunctionPtr function;
                                        xmlNodePtr input, output, fault, portTypeOperation, trav3;
                                        xmlAttrPtr op_name, paramOrder;

                                        if ((tmpbinding->bindingType == BINDING_SOAP &&
                                            node_is_equal_ex(trav2, "binding", wsdl_soap_namespace)) ||
                                            !is_wsdl_element(trav2) ||
                                            node_is_equal(trav2,"documentation")) {
                                                trav2 = trav2->next;
                                                continue;
                                        }
                                        if (!node_is_equal(trav2,"operation")) {
                                                soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav2->name);
                                        }

                                        operation = trav2;

                                        op_name = get_attribute(operation->properties, "name");
                                        if (op_name == NULL) {
                                                soap_error0(E_ERROR, "Parsing WSDL: Missing 'name' attribute for <operation>");
                                        }

                                        trav3 = operation->children;
                                        while  (trav3 != NULL) {
                                                if (tmpbinding->bindingType == BINDING_SOAP &&
                                                    node_is_equal_ex(trav3, "operation", wsdl_soap_namespace)) {
                                                } else if (is_wsdl_element(trav3) &&
                                                           !node_is_equal(trav3,"input") &&
                                                           !node_is_equal(trav3,"output") &&
                                                           !node_is_equal(trav3,"fault") &&
                                                           !node_is_equal(trav3,"documentation")) {
                                                        soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav3->name);
                                                }
                                                trav3 = trav3->next;
                                        }

                                        portTypeOperation = get_node_with_attribute_ex(portType->children, "operation", WSDL_NAMESPACE, "name", (char*)op_name->children->content, NULL);
                                        if (portTypeOperation == NULL) {
                                                soap_error1(E_ERROR, "Parsing WSDL: Missing <portType>/<operation> with name '%s'", op_name->children->content);
                                        }

                                        function = emalloc(sizeof(sdlFunction));
                                        memset(function, 0, sizeof(sdlFunction));
                                        function->functionName = estrdup((char*)op_name->children->content);

                                        if (tmpbinding->bindingType == BINDING_SOAP) {
                                                sdlSoapBindingFunctionPtr soapFunctionBinding;
                                                sdlSoapBindingPtr soapBinding;
                                                xmlNodePtr soapOperation;
                                                xmlAttrPtr tmp;

                                                soapFunctionBinding = emalloc(sizeof(sdlSoapBindingFunction));
                                                memset(soapFunctionBinding, 0, sizeof(sdlSoapBindingFunction));
                                                soapBinding = (sdlSoapBindingPtr)tmpbinding->bindingAttributes;
                                                soapFunctionBinding->style = soapBinding->style;

                                                soapOperation = get_node_ex(operation->children, "operation", wsdl_soap_namespace);
                                                if (soapOperation) {
                                                        tmp = get_attribute(soapOperation->properties, "soapAction");
                                                        if (tmp) {
                                                                soapFunctionBinding->soapAction = estrdup((char*)tmp->children->content);
                                                        }

                                                        tmp = get_attribute(soapOperation->properties, "style");
                                                        if (tmp) {
                                                                if (!strncmp((char*)tmp->children->content, "rpc", sizeof("rpc"))) {
                                                                        soapFunctionBinding->style = SOAP_RPC;
                                                                } else {
                                                                        soapFunctionBinding->style = SOAP_DOCUMENT;
                                                                }
                                                        } else {
                                                                soapFunctionBinding->style = soapBinding->style;
                                                        }
                                                }

                                                function->bindingAttributes = (void *)soapFunctionBinding;
                                        }

                                        input = get_node_ex(portTypeOperation->children, "input", WSDL_NAMESPACE);
                                        if (input != NULL) {
                                                xmlAttrPtr message, name;

                                                message = get_attribute(input->properties, "message");
                                                if (message == NULL) {
                                                        soap_error1(E_ERROR, "Parsing WSDL: Missing name for <input> of '%s'", op_name->children->content);
                                                }
                                                function->requestParameters = wsdl_message(&ctx, message->children->content);

                                                name = get_attribute(input->properties, "name");
/* FIXME
                                                if (name != NULL) {
                                                        function->requestName = estrdup(name->children->content);
                                                } else {
*/
                                                {
                                                        function->requestName = estrdup(function->functionName);
                                                }

                                                if (tmpbinding->bindingType == BINDING_SOAP) {
                                                        input = get_node_ex(operation->children, "input", WSDL_NAMESPACE);
                                                        if (input != NULL) {
                                                                sdlSoapBindingFunctionPtr soapFunctionBinding = function->bindingAttributes;
                                                                wsdl_soap_binding_body(&ctx, input, wsdl_soap_namespace, &soapFunctionBinding->input, function->requestParameters);
                                                        }
                                                }
                                        }

                                        output = get_node_ex(portTypeOperation->children, "output", WSDL_NAMESPACE);
                                        if (output != NULL) {
                                                xmlAttrPtr message, name;

                                                message = get_attribute(output->properties, "message");
                                                if (message == NULL) {
                                                        soap_error1(E_ERROR, "Parsing WSDL: Missing name for <output> of '%s'", op_name->children->content);
                                                }
                                                function->responseParameters = wsdl_message(&ctx, message->children->content);

                                                name = get_attribute(output->properties, "name");
/* FIXME
                                                if (name != NULL) {
                                                        function->responseName = estrdup(name->children->content);
                                                } else if (input == NULL) {
                                                        function->responseName = estrdup(function->functionName);
                                                } else {
*/
                                                {
                                                        int len = strlen(function->functionName);
                                                        function->responseName = emalloc(len + sizeof("Response"));
                                                        memcpy(function->responseName, function->functionName, len);
                                                        memcpy(function->responseName+len, "Response", sizeof("Response"));
                                                }

                                                if (tmpbinding->bindingType == BINDING_SOAP) {
                                                        output = get_node_ex(operation->children, "output", WSDL_NAMESPACE);
                                                        if (output != NULL) {
                                                                sdlSoapBindingFunctionPtr soapFunctionBinding = function->bindingAttributes;
                                                                wsdl_soap_binding_body(&ctx, output, wsdl_soap_namespace, &soapFunctionBinding->output, function->responseParameters);
                                                        }
                                                }
                                        }

                                        paramOrder = get_attribute(portTypeOperation->properties, "parameterOrder");
                                        if (paramOrder) {
                                                /* FIXME: */
                                        }

                                        fault = portTypeOperation->children;
                                        while (fault != NULL) {
                                                if (node_is_equal_ex(fault, "fault", WSDL_NAMESPACE)) {
                                                        xmlAttrPtr message, name;
                                                        sdlFaultPtr f;

                                                        name = get_attribute(fault->properties, "name");
                                                        if (name == NULL) {
                                                                soap_error1(E_ERROR, "Parsing WSDL: Missing name for <fault> of '%s'", op_name->children->content);
                                                        }
                                                        message = get_attribute(fault->properties, "message");
                                                        if (message == NULL) {
                                                                soap_error1(E_ERROR, "Parsing WSDL: Missing name for <output> of '%s'", op_name->children->content);
                                                        }

                                                        f = emalloc(sizeof(sdlFault));
                                                        memset(f, 0, sizeof(sdlFault));

                                                        f->name = estrdup((char*)name->children->content);
                                                        f->details = wsdl_message(&ctx, message->children->content);
                                                        if (f->details == NULL || zend_hash_num_elements(f->details) > 1) {
                                                                soap_error1(E_ERROR, "Parsing WSDL: The fault message '%s' must have a single part", message->children->content);
                                                        }

                                                        if (tmpbinding->bindingType == BINDING_SOAP) {
                                                                xmlNodePtr soap_fault = get_node_with_attribute_ex(operation->children, "fault", WSDL_NAMESPACE, "name", f->name, NULL);
                                                                if (soap_fault != NULL) {
                                                                        xmlNodePtr trav = soap_fault->children;
                                                                        while (trav != NULL) {
                                                                                if (node_is_equal_ex(trav, "fault", wsdl_soap_namespace)) {
                                                                                        xmlAttrPtr tmp;
                                                                                  sdlSoapBindingFunctionFaultPtr binding;

                                                                                        binding = f->bindingAttributes = emalloc(sizeof(sdlSoapBindingFunctionFault));
                                                                                        memset(f->bindingAttributes, 0, sizeof(sdlSoapBindingFunctionFault));

                                                                                        tmp = get_attribute(trav->properties, "use");
                                                                                        if (tmp && !strncmp((char*)tmp->children->content, "encoded", sizeof("encoded"))) {
                                                                                                binding->use = SOAP_ENCODED;
                                                                                        } else {
                                                                                                binding->use = SOAP_LITERAL;
                                                                                        }

                                                                                        tmp = get_attribute(trav->properties, "namespace");
                                                                                        if (tmp) {
                                                                                                binding->ns = estrdup((char*)tmp->children->content);
                                                                                        }

                                                                                        if (binding->use == SOAP_ENCODED) {
                                                                                                tmp = get_attribute(trav->properties, "encodingStyle");
                                                                                                if (tmp) {
                                                                                                        if (strncmp((char*)tmp->children->content, SOAP_1_1_ENC_NAMESPACE, sizeof(SOAP_1_1_ENC_NAMESPACE)) == 0) {
                                                                                                                binding->encodingStyle = SOAP_ENCODING_1_1;
                                                                                                        } else if (strncmp((char*)tmp->children->content, SOAP_1_2_ENC_NAMESPACE, sizeof(SOAP_1_2_ENC_NAMESPACE)) == 0) {
                                                                                                                binding->encodingStyle = SOAP_ENCODING_1_2;
                                                                                                        } else {
                                                                                                                soap_error1(E_ERROR, "Parsing WSDL: Unknown encodingStyle '%s'", tmp->children->content);
                                                                                                        }
                                                                                                } else {
                                                                                                        soap_error0(E_ERROR, "Parsing WSDL: Unspecified encodingStyle");
                                                                                                }
                                                                                        }
                                                                                } else if (is_wsdl_element(trav) && !node_is_equal(trav,"documentation")) {
                                                                                        soap_error1(E_ERROR, "Parsing WSDL: Unexpected WSDL element <%s>", trav->name);
                                                                                }
                                                                                trav = trav->next;
                                                                        }
                                                                }
                                                        }
                                                        if (function->faults == NULL) {
                                                                function->faults = emalloc(sizeof(HashTable));
                                                                zend_hash_init(function->faults, 0, NULL, delete_fault, 0);
                                                        }
                                                        if (zend_hash_add(function->faults, f->name, strlen(f->name)+1, (void**)&f, sizeof(sdlFaultPtr), NULL) != SUCCESS) {
                                                                soap_error2(E_ERROR, "Parsing WSDL: <fault> with name '%s' already defined in '%s'", f->name, op_name->children->content);
                                                        }
                                                }
                                                fault = fault->next;
                                        }

                                        function->binding = tmpbinding;

                                        {
                                                char *tmp = estrdup(function->functionName);
                                                int  len = strlen(tmp);

                                                if (zend_hash_add(&ctx.sdl->functions, php_strtolower(tmp, len), len+1, &function, sizeof(sdlFunctionPtr), NULL) != SUCCESS) {
                                                        zend_hash_next_index_insert(&ctx.sdl->functions, &function, sizeof(sdlFunctionPtr), NULL);
                                                }
                                                efree(tmp);
                                                if (function->requestName != NULL && strcmp(function->requestName,function->functionName) != 0) {
                                                        if (ctx.sdl->requests == NULL) {
                                                                ctx.sdl->requests = emalloc(sizeof(HashTable));
                                                                zend_hash_init(ctx.sdl->requests, 0, NULL, NULL, 0);
                                                        }
                                                        tmp = estrdup(function->requestName);
                                                        len = strlen(tmp);
                                                        zend_hash_add(ctx.sdl->requests, php_strtolower(tmp, len), len+1, &function, sizeof(sdlFunctionPtr), NULL);
                                                        efree(tmp);
                                                }
                                        }
                                        trav2 = trav2->next;
                                }

                                if (!ctx.sdl->bindings) {
                                        ctx.sdl->bindings = emalloc(sizeof(HashTable));
                                        zend_hash_init(ctx.sdl->bindings, 0, NULL, delete_binding, 0);
                                }

                                zend_hash_add(ctx.sdl->bindings, tmpbinding->name, strlen(tmpbinding->name), &tmpbinding, sizeof(sdlBindingPtr), NULL);
                                trav= trav->next;
                        }

                        zend_hash_move_forward(&ctx.services);
                }
        } else {
                soap_error0(E_ERROR, "Parsing WSDL: Couldn't bind to service");
        }

        zend_hash_destroy(&ctx.messages);
        zend_hash_destroy(&ctx.bindings);
        zend_hash_destroy(&ctx.portTypes);
        zend_hash_destroy(&ctx.services);
        zend_hash_destroy(&ctx.docs);

        return ctx.sdl;
}

#define WSDL_CACHE_VERSION 0x0e

#define WSDL_CACHE_GET(ret,type,buf)   memcpy(&ret,*buf,sizeof(type)); *buf += sizeof(type);
#define WSDL_CACHE_GET_INT(ret,buf)    ret = ((unsigned char)(*buf)[0])|((unsigned char)(*buf)[1]<<8)|((unsigned char)(*buf)[2]<<16)|((int)(*buf)[3]<<24); *buf += 4;
#define WSDL_CACHE_GET_1(ret,type,buf) ret = (type)(**buf); (*buf)++;
#define WSDL_CACHE_GET_N(ret,n,buf)    memcpy(ret,*buf,n); *buf += n;
#define WSDL_CACHE_SKIP(n,buf)         *buf += n;

#define WSDL_CACHE_PUT_INT(val,buf)    smart_str_appendc(buf,val & 0xff); \
                                       smart_str_appendc(buf,(val >> 8) & 0xff); \
                                       smart_str_appendc(buf,(val >> 16) & 0xff); \
                                       smart_str_appendc(buf,(val >> 24) & 0xff);
#define WSDL_CACHE_PUT_1(val,buf)      smart_str_appendc(buf,val);
#define WSDL_CACHE_PUT_N(val,n,buf)    smart_str_appendl(buf,(char*)val,n);

static char* sdl_deserialize_string(char **in)
{
        char *s;
        int len;

        WSDL_CACHE_GET_INT(len, in);
        if (len == 0x7fffffff) {
                return NULL;
        } else {
                s = emalloc(len+1);
                WSDL_CACHE_GET_N(s, len, in);
                s[len] = '\0';
                return s;
        }
}

static void sdl_deserialize_key(HashTable* ht, void* data, char **in)
{
        int len;

        WSDL_CACHE_GET_INT(len, in);
        if (len == 0) {
                zend_hash_next_index_insert(ht, &data, sizeof(void*), NULL);
        } else {
                zend_hash_add(ht, *in, len, &data, sizeof(void*), NULL);
                WSDL_CACHE_SKIP(len, in);
        }
}

static void sdl_deserialize_attribute(sdlAttributePtr attr, encodePtr *encoders, char **in)
{
        int i;

        attr->name = sdl_deserialize_string(in);
        attr->namens = sdl_deserialize_string(in);
        attr->ref = sdl_deserialize_string(in);
        attr->def = sdl_deserialize_string(in);
        attr->fixed = sdl_deserialize_string(in);
        WSDL_CACHE_GET_1(attr->form, sdlForm, in);
        WSDL_CACHE_GET_1(attr->use, sdlUse, in);
        WSDL_CACHE_GET_INT(i, in);
        attr->encode = encoders[i];
        WSDL_CACHE_GET_INT(i, in);
        if (i > 0) {
                attr->extraAttributes = emalloc(sizeof(HashTable));
                zend_hash_init(attr->extraAttributes, i, NULL, delete_extra_attribute, 0);
                while (i > 0) {
                        sdlExtraAttributePtr x = emalloc(sizeof(sdlExtraAttribute));
                        sdl_deserialize_key(attr->extraAttributes, x, in);
                        x->ns = sdl_deserialize_string(in);
                        x->val = sdl_deserialize_string(in);
                        --i;
                }
        }
}

static sdlRestrictionIntPtr sdl_deserialize_resriction_int(char **in)
{
        if (**in == 1) {
                sdlRestrictionIntPtr x = emalloc(sizeof(sdlRestrictionInt));
                WSDL_CACHE_SKIP(1, in);
                WSDL_CACHE_GET_INT(x->value, in);
                WSDL_CACHE_GET_1(x->fixed, char, in);
                return x;
        } else {
                WSDL_CACHE_SKIP(1, in);
                return NULL;
        }
}

static sdlRestrictionCharPtr sdl_deserialize_resriction_char(char **in)
{
        if (**in == 1) {
                sdlRestrictionCharPtr x = emalloc(sizeof(sdlRestrictionChar));
                WSDL_CACHE_SKIP(1, in);
                x->value = sdl_deserialize_string(in);
                WSDL_CACHE_GET_1(x->fixed, char, in);
                return x;
        } else {
                WSDL_CACHE_SKIP(1, in);
                return NULL;
        }
}

static sdlContentModelPtr sdl_deserialize_model(sdlTypePtr *types, sdlTypePtr *elements, char **in)
{
        int i;
        sdlContentModelPtr model = emalloc(sizeof(sdlContentModel));

        WSDL_CACHE_GET_1(model->kind, sdlContentKind, in);
        WSDL_CACHE_GET_INT(model->min_occurs, in);
        WSDL_CACHE_GET_INT(model->max_occurs, in);
        switch (model->kind) {
                case XSD_CONTENT_ELEMENT:
                        WSDL_CACHE_GET_INT(i, in);
                        model->u.element = elements[i];
                        break;
                case XSD_CONTENT_SEQUENCE:
                case XSD_CONTENT_ALL:
                case XSD_CONTENT_CHOICE:
                        WSDL_CACHE_GET_INT(i, in);
                        model->u.content = emalloc(sizeof(HashTable));
                        zend_hash_init(model->u.content, i, NULL, delete_model, 0);
                        while (i > 0) {
                                sdlContentModelPtr x = sdl_deserialize_model(types, elements, in);
                                zend_hash_next_index_insert(model->u.content,&x,sizeof(sdlContentModelPtr),NULL);
                                i--;
                        }
                        break;
                case XSD_CONTENT_GROUP_REF:
                        model->u.group_ref = sdl_deserialize_string(in);
                        break;
                case XSD_CONTENT_GROUP:
                        WSDL_CACHE_GET_INT(i, in);
                        model->u.group = types[i];
                        break;
                default:
                        break;
        }
        return model;
}

static void sdl_deserialize_type(sdlTypePtr type, sdlTypePtr *types, encodePtr *encoders, char **in)
{
        int i;
        sdlTypePtr *elements = NULL;

        WSDL_CACHE_GET_1(type->kind, sdlTypeKind, in);
        type->name = sdl_deserialize_string(in);
        type->namens = sdl_deserialize_string(in);
        type->def = sdl_deserialize_string(in);
        type->fixed = sdl_deserialize_string(in);
        type->ref = sdl_deserialize_string(in);
        WSDL_CACHE_GET_1(type->nillable, char, in);
        WSDL_CACHE_GET_1(type->form, sdlForm, in);

        WSDL_CACHE_GET_INT(i, in);
        type->encode = encoders[i];

        if (**in == 1) {
                WSDL_CACHE_SKIP(1, in);
                type->restrictions = emalloc(sizeof(sdlRestrictions));
                /*memset(type->restrictions, 0, sizeof(sdlRestrictions));*/
                type->restrictions->minExclusive = sdl_deserialize_resriction_int(in);
                type->restrictions->minInclusive = sdl_deserialize_resriction_int(in);
                type->restrictions->maxExclusive = sdl_deserialize_resriction_int(in);
                type->restrictions->maxInclusive = sdl_deserialize_resriction_int(in);
                type->restrictions->totalDigits = sdl_deserialize_resriction_int(in);
                type->restrictions->fractionDigits = sdl_deserialize_resriction_int(in);
                type->restrictions->length = sdl_deserialize_resriction_int(in);
                type->restrictions->minLength = sdl_deserialize_resriction_int(in);
                type->restrictions->maxLength = sdl_deserialize_resriction_int(in);
                type->restrictions->whiteSpace = sdl_deserialize_resriction_char(in);
                type->restrictions->pattern = sdl_deserialize_resriction_char(in);
                WSDL_CACHE_GET_INT(i, in);
                if (i > 0) {
                        type->restrictions->enumeration = emalloc(sizeof(HashTable));
                        zend_hash_init(type->restrictions->enumeration, i, NULL, delete_restriction_var_char, 0);
                        while (i > 0) {
                                sdlRestrictionCharPtr x = sdl_deserialize_resriction_char(in);
                                sdl_deserialize_key(type->restrictions->enumeration, x, in);
                                --i;
                        }
                } else {
                        type->restrictions->enumeration = NULL;
                }
        } else {
                WSDL_CACHE_SKIP(1, in);
        }

        WSDL_CACHE_GET_INT(i, in);
        if (i > 0) {
                elements = safe_emalloc((i+1), sizeof(sdlTypePtr), 0);
                elements[0] = NULL;
                type->elements = emalloc(sizeof(HashTable));
                zend_hash_init(type->elements, i, NULL, delete_type, 0);
                while (i > 0) {
                        sdlTypePtr t = emalloc(sizeof(sdlType));
                        memset(t, 0, sizeof(sdlType));
                        sdl_deserialize_key(type->elements, t, in);
                        sdl_deserialize_type(t, types, encoders, in);
                        elements[i] = t;
                        --i;
                }
        }

        WSDL_CACHE_GET_INT(i, in);
        if (i > 0) {
                type->attributes = emalloc(sizeof(HashTable));
                zend_hash_init(type->attributes, i, NULL, delete_attribute, 0);
                while (i > 0) {
                        sdlAttributePtr attr = emalloc(sizeof(sdlAttribute));
                        memset(attr, 0, sizeof(sdlAttribute));
                        sdl_deserialize_key(type->attributes, attr, in);
                        sdl_deserialize_attribute(attr, encoders, in);
                        --i;
                }
        }

        if (**in != 0) {
                WSDL_CACHE_SKIP(1, in);
                type->model = sdl_deserialize_model(types, elements, in);
        } else {
                WSDL_CACHE_SKIP(1, in);
        }
        if (elements != NULL) {
                efree(elements);
        }
}

static void sdl_deserialize_encoder(encodePtr enc, sdlTypePtr *types, char **in)
{
        int i;

        WSDL_CACHE_GET_INT(enc->details.type, in);
        enc->details.type_str = sdl_deserialize_string(in);
        enc->details.ns = sdl_deserialize_string(in);
        WSDL_CACHE_GET_INT(i, in);
        enc->details.sdl_type = types[i];
        enc->to_xml = sdl_guess_convert_xml;
        enc->to_zval = sdl_guess_convert_zval;

        if (enc->details.sdl_type == NULL) {
                int ns_len = strlen(enc->details.ns);
                int type_len = strlen(enc->details.type_str);

                if (((ns_len == sizeof(SOAP_1_1_ENC_NAMESPACE)-1 &&
                      memcmp(enc->details.ns, SOAP_1_1_ENC_NAMESPACE, sizeof(SOAP_1_1_ENC_NAMESPACE)-1) == 0) ||
                     (ns_len == sizeof(SOAP_1_2_ENC_NAMESPACE)-1 &&
                      memcmp(enc->details.ns, SOAP_1_2_ENC_NAMESPACE, sizeof(SOAP_1_2_ENC_NAMESPACE)-1) == 0))) {
                        char *enc_nscat;
                        int enc_ns_len;
                        int enc_len;
                        encodePtr real_enc;

                        enc_ns_len = sizeof(XSD_NAMESPACE)-1;
                        enc_len = enc_ns_len + type_len + 1;
                        enc_nscat = emalloc(enc_len + 1);
                        memcpy(enc_nscat, XSD_NAMESPACE, sizeof(XSD_NAMESPACE)-1);
                        enc_nscat[enc_ns_len] = ':';
                        memcpy(enc_nscat+enc_ns_len+1, enc->details.type_str, type_len);
                        enc_nscat[enc_len] = '\0';

                        real_enc = get_encoder_ex(NULL, enc_nscat, enc_len);
                        efree(enc_nscat);
                        if (real_enc) {
                                enc->to_zval = real_enc->to_zval;
                                enc->to_xml = real_enc->to_xml;
                        }
                }
        }       
}

static void sdl_deserialize_soap_body(sdlSoapBindingFunctionBodyPtr body, encodePtr *encoders, sdlTypePtr *types, char **in)
{
        int i, j, n;

        WSDL_CACHE_GET_1(body->use, sdlEncodingUse, in);
        if (body->use == SOAP_ENCODED) {
                WSDL_CACHE_GET_1(body->encodingStyle, sdlRpcEncodingStyle, in);
        } else {
                body->encodingStyle = SOAP_ENCODING_DEFAULT;
        }
        body->ns = sdl_deserialize_string(in);
        WSDL_CACHE_GET_INT(i, in);
        if (i > 0) {
                body->headers = emalloc(sizeof(HashTable));
                zend_hash_init(body->headers, i, NULL, delete_header, 0);
                while (i > 0) {
                        sdlSoapBindingFunctionHeaderPtr tmp = emalloc(sizeof(sdlSoapBindingFunctionHeader));
                        memset(tmp, 0, sizeof(sdlSoapBindingFunctionHeader));
                        sdl_deserialize_key(body->headers, tmp, in);
                        WSDL_CACHE_GET_1(tmp->use, sdlEncodingUse, in);
                        if (tmp->use == SOAP_ENCODED) {
                                WSDL_CACHE_GET_1(tmp->encodingStyle, sdlRpcEncodingStyle, in);
                        } else {
                                tmp->encodingStyle = SOAP_ENCODING_DEFAULT;
                        }
                        tmp->name = sdl_deserialize_string(in);
                        tmp->ns = sdl_deserialize_string(in);
                        WSDL_CACHE_GET_INT(n, in);
                        tmp->encode = encoders[n];
                        WSDL_CACHE_GET_INT(n, in);
                        tmp->element = types[n];
                        --i;
                        WSDL_CACHE_GET_INT(j, in);
                        if (j > 0) {
                                tmp->headerfaults = emalloc(sizeof(HashTable));
                                zend_hash_init(tmp->headerfaults, i, NULL, delete_header, 0);
                                while (j > 0) {
                                        sdlSoapBindingFunctionHeaderPtr tmp2 = emalloc(sizeof(sdlSoapBindingFunctionHeader));
                                        memset(tmp2, 0, sizeof(sdlSoapBindingFunctionHeader));
                                        sdl_deserialize_key(tmp->headerfaults, tmp2, in);
                                        WSDL_CACHE_GET_1(tmp2->use, sdlEncodingUse, in);
                                        if (tmp2->use == SOAP_ENCODED) {
                                                WSDL_CACHE_GET_1(tmp2->encodingStyle, sdlRpcEncodingStyle, in);
                                        } else {
                                                tmp2->encodingStyle = SOAP_ENCODING_DEFAULT;
                                        }
                                        tmp2->name = sdl_deserialize_string(in);
                                        tmp2->ns = sdl_deserialize_string(in);
                                        WSDL_CACHE_GET_INT(n, in);
                                        tmp2->encode = encoders[n];
                                        WSDL_CACHE_GET_INT(n, in);
                                        tmp2->element = types[n];
                                        --j;
                                }
                        }
                }
        }
}

static HashTable* sdl_deserialize_parameters(encodePtr *encoders, sdlTypePtr *types, char **in)
{
        int i, n;
        HashTable *ht;

        WSDL_CACHE_GET_INT(i, in);
        if (i == 0) {return NULL;}
        ht = emalloc(sizeof(HashTable));
        zend_hash_init(ht, i, NULL, delete_parameter, 0);
        while (i > 0) {
                sdlParamPtr param = emalloc(sizeof(sdlParam));
                sdl_deserialize_key(ht, param, in);
                param->paramName = sdl_deserialize_string(in);
                WSDL_CACHE_GET_INT(param->order, in);
                WSDL_CACHE_GET_INT(n, in);
                param->encode = encoders[n];
                WSDL_CACHE_GET_INT(n, in);
                param->element = types[n];
                --i;
        }
        return ht;
}

static sdlPtr get_sdl_from_cache(const char *fn, const char *uri, time_t t, time_t *cached TSRMLS_DC)
{
        sdlPtr sdl;
        time_t old_t;
        int  i, num_groups, num_types, num_elements, num_encoders, num_bindings, num_func;
        sdlFunctionPtr *functions = NULL;
        sdlBindingPtr *bindings;
        sdlTypePtr *types;
        encodePtr *encoders;
        encodePtr enc;

        int f;
        struct stat st;
        char *in, *buf;

        f = open(fn, O_RDONLY|O_BINARY);
        if (f < 0) {
                return NULL;
        }
        if (fstat(f, &st) != 0) {
                close(f);
                return NULL;
        }
        buf = in = emalloc(st.st_size);
        if (read(f, in, st.st_size) != st.st_size) {
                close(f);
                efree(in);
                return NULL;
        }
        close(f);

        if (strncmp(in,"wsdl",4) != 0 || in[4] != WSDL_CACHE_VERSION || in[5] != '\0') {
                unlink(fn);
                efree(buf);
                return NULL;
        }
        in += 6;

        WSDL_CACHE_GET(old_t, time_t, &in);
        if (old_t < t) {
                unlink(fn);
                efree(buf);
                return NULL;
        }
        *cached = old_t;

        WSDL_CACHE_GET_INT(i, &in);
        if (i == 0 && strncmp(in, uri, i) != 0) {
                unlink(fn);
                efree(buf);
                return NULL;
        }
        WSDL_CACHE_SKIP(i, &in);

        sdl = emalloc(sizeof(*sdl));
        memset(sdl, 0, sizeof(*sdl));

        sdl->source = sdl_deserialize_string(&in);
        sdl->target_ns = sdl_deserialize_string(&in);

        WSDL_CACHE_GET_INT(num_groups, &in);
        WSDL_CACHE_GET_INT(num_types, &in);
        WSDL_CACHE_GET_INT(num_elements, &in);
        WSDL_CACHE_GET_INT(num_encoders, &in);

        i = num_groups+num_types+num_elements;
        types = safe_emalloc((i+1), sizeof(sdlTypePtr), 0);
        types[0] = NULL;
        while (i > 0) {
                types[i] = emalloc(sizeof(sdlType));
                memset(types[i], 0, sizeof(sdlType));
                i--;
        }

        i = num_encoders;
        enc = defaultEncoding;
        while (enc->details.type != END_KNOWN_TYPES) {
                i++; enc++;
        }
        encoders = safe_emalloc((i+1), sizeof(encodePtr), 0);
        i = num_encoders;
        encoders[0] = NULL;
        while (i > 0) {
                encoders[i] = emalloc(sizeof(encode));
                memset(encoders[i], 0, sizeof(encode));
                i--;
        }
        i = num_encoders;
        enc = defaultEncoding;
        while (enc->details.type != END_KNOWN_TYPES) {
                encoders[++i] = enc++;
        }

        i = 1;
        if (num_groups > 0) {
                sdl->groups = emalloc(sizeof(HashTable));
                zend_hash_init(sdl->groups, num_groups, NULL, delete_type, 0);
                while (i < num_groups+1) {
                        sdl_deserialize_key(sdl->groups, types[i], &in);
                        sdl_deserialize_type(types[i], types, encoders, &in);
                        i++;
                }
        }

        if (num_types > 0) {
                sdl->types = emalloc(sizeof(HashTable));
                zend_hash_init(sdl->types, num_types, NULL, delete_type, 0);
                while (i < num_groups+num_types+1) {
                        sdl_deserialize_key(sdl->types, types[i], &in);
                        sdl_deserialize_type(types[i], types, encoders, &in);
                        i++;
                }
        }

        if (num_elements > 0) {
                sdl->elements = emalloc(sizeof(HashTable));
                zend_hash_init(sdl->elements, num_elements, NULL, delete_type, 0);
                while (i < num_groups+num_types+num_elements+1) {
                        sdl_deserialize_key(sdl->elements, types[i], &in);
                        sdl_deserialize_type(types[i], types, encoders, &in);
                        i++;
                }
        }

        i = 1;
        if (num_encoders > 0) {
                sdl->encoders = emalloc(sizeof(HashTable));
                zend_hash_init(sdl->encoders, num_encoders, NULL, delete_encoder, 0);
                while (i < num_encoders+1) {
                        sdl_deserialize_key(sdl->encoders, encoders[i], &in);
                        sdl_deserialize_encoder(encoders[i], types, &in);
                        i++;
                }
        }

        /* deserialize bindings */
        WSDL_CACHE_GET_INT(num_bindings, &in);
        bindings = safe_emalloc(num_bindings, sizeof(sdlBindingPtr), 0);
        if (num_bindings > 0) {
                sdl->bindings = emalloc(sizeof(HashTable));
                zend_hash_init(sdl->bindings, num_bindings, NULL, delete_binding, 0);
                for (i = 0; i < num_bindings; i++) {
                        sdlBindingPtr binding = emalloc(sizeof(sdlBinding));
                        memset(binding, 0, sizeof(sdlBinding));
                        sdl_deserialize_key(sdl->bindings, binding, &in);
                        binding->name = sdl_deserialize_string(&in);
                        binding->location = sdl_deserialize_string(&in);
                        WSDL_CACHE_GET_1(binding->bindingType,sdlBindingType,&in);
                        if (binding->bindingType == BINDING_SOAP && *in != 0) {
                          sdlSoapBindingPtr soap_binding = binding->bindingAttributes = emalloc(sizeof(sdlSoapBinding));
                                WSDL_CACHE_GET_1(soap_binding->style,sdlEncodingStyle,&in);
                                WSDL_CACHE_GET_1(soap_binding->transport,sdlTransport,&in);
                        } else {
                                WSDL_CACHE_SKIP(1,&in);
                        }
                        bindings[i] = binding;
                }
        }

        /* deserialize functions */
        WSDL_CACHE_GET_INT(num_func, &in);
        zend_hash_init(&sdl->functions, num_func, NULL, delete_function, 0);
        if (num_func > 0) {
                functions = safe_emalloc(num_func, sizeof(sdlFunctionPtr), 0);
                for (i = 0; i < num_func; i++) {
                        int binding_num, num_faults;
                        sdlFunctionPtr func = emalloc(sizeof(sdlFunction));
                        sdl_deserialize_key(&sdl->functions, func, &in);
                        func->functionName = sdl_deserialize_string(&in);
                        func->requestName = sdl_deserialize_string(&in);
                        func->responseName = sdl_deserialize_string(&in);

                        WSDL_CACHE_GET_INT(binding_num, &in);
                        if (binding_num == 0) {
                                func->binding = NULL;
                        } else {
                                func->binding = bindings[binding_num-1];
                        }
                        if (func->binding && func->binding->bindingType == BINDING_SOAP && *in != 0) {
                                sdlSoapBindingFunctionPtr binding = func->bindingAttributes = emalloc(sizeof(sdlSoapBindingFunction));
                                memset(binding, 0, sizeof(sdlSoapBindingFunction));
                                WSDL_CACHE_GET_1(binding->style,sdlEncodingStyle,&in);
                                binding->soapAction = sdl_deserialize_string(&in);
                                sdl_deserialize_soap_body(&binding->input, encoders, types, &in);
                                sdl_deserialize_soap_body(&binding->output, encoders, types, &in);
                        } else {
                                WSDL_CACHE_SKIP(1, &in);
                                func->bindingAttributes = NULL;
                        }

                        func->requestParameters = sdl_deserialize_parameters(encoders, types, &in);
                        func->responseParameters = sdl_deserialize_parameters(encoders, types, &in);

                        WSDL_CACHE_GET_INT(num_faults, &in);
                        if (num_faults > 0) {
                          int j;

                                func->faults = emalloc(sizeof(HashTable));
                                zend_hash_init(func->faults, num_faults, NULL, delete_fault, 0);

                                for (j = 0; j < num_faults; j++) {
                                        sdlFaultPtr fault = emalloc(sizeof(sdlFault));

                                        sdl_deserialize_key(func->faults, fault, &in);
                                        fault->name =sdl_deserialize_string(&in);
                                        fault->details =sdl_deserialize_parameters(encoders, types, &in);
                                        if (*in != 0) {
                                                sdlSoapBindingFunctionFaultPtr binding = fault->bindingAttributes = emalloc(sizeof(sdlSoapBindingFunctionFault));
                                                memset(binding, 0, sizeof(sdlSoapBindingFunctionFault));
                                                WSDL_CACHE_GET_1(binding->use,sdlEncodingUse,&in);
                                                if (binding->use == SOAP_ENCODED) {
                                                        WSDL_CACHE_GET_1(binding->encodingStyle, sdlRpcEncodingStyle, &in);
                                                } else {
                                                        binding->encodingStyle = SOAP_ENCODING_DEFAULT;
                                                }
                                                binding->ns = sdl_deserialize_string(&in);
                                        } else {
                                                WSDL_CACHE_SKIP(1, &in);
                                                fault->bindingAttributes = NULL;
                                        }
                                }
                        } else {
                                func->faults = NULL;
                        }
                        functions[i] = func;
                }
        }

        /* deserialize requests */
        WSDL_CACHE_GET_INT(i, &in);
        if (i > 0) {
                sdl->requests = emalloc(sizeof(HashTable));
                zend_hash_init(sdl->requests, i, NULL, NULL, 0);
                while (i > 0) {
                        int function_num;

                        WSDL_CACHE_GET_INT(function_num, &in);
                        sdl_deserialize_key(sdl->requests, functions[function_num-1], &in);
                        i--;
                }
        }

        if (functions) {
                efree(functions);
        }
        efree(bindings);
        efree(encoders);
        efree(types);
        efree(buf);
        return sdl;
}

static void sdl_serialize_string(const char *str, smart_str *out)
{
        int i;

        if (str) {
                i = strlen(str);
                WSDL_CACHE_PUT_INT(i, out);
                if (i > 0) {
                        WSDL_CACHE_PUT_N(str, i, out);
                }
        } else {
                WSDL_CACHE_PUT_INT(0x7fffffff, out);
        }
}

static void sdl_serialize_key(HashTable *ht, smart_str *out)
{
        char *key;
        uint  key_len;
        ulong index;

        if (zend_hash_get_current_key_ex(ht, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                WSDL_CACHE_PUT_INT(key_len, out);
                WSDL_CACHE_PUT_N(key, key_len, out);
        } else {
                WSDL_CACHE_PUT_INT(0, out);
        }
}

static void sdl_serialize_encoder_ref(encodePtr enc, HashTable *tmp_encoders, smart_str *out) {
        if (enc) {
                int *encoder_num;
                if (zend_hash_find(tmp_encoders, (char*)&enc, sizeof(enc), (void**)&encoder_num) == SUCCESS) {
                        WSDL_CACHE_PUT_INT(*encoder_num, out);
                } else {
                        WSDL_CACHE_PUT_INT(0, out);
                }
        } else {
                WSDL_CACHE_PUT_INT(0, out);
        }
}

static void sdl_serialize_type_ref(sdlTypePtr type, HashTable *tmp_types, smart_str *out) {
        if (type) {
                int *type_num;
                if (zend_hash_find(tmp_types, (char*)&type, sizeof(type), (void**)&type_num) == SUCCESS) {
                        WSDL_CACHE_PUT_INT(*type_num, out);
                } else {
                        WSDL_CACHE_PUT_INT(0, out);
                }
        } else {
                WSDL_CACHE_PUT_INT(0,out);
        }
}

static void sdl_serialize_attribute(sdlAttributePtr attr, HashTable *tmp_encoders, smart_str *out)
{
        int i;

        sdl_serialize_string(attr->name, out);
        sdl_serialize_string(attr->namens, out);
        sdl_serialize_string(attr->ref, out);
        sdl_serialize_string(attr->def, out);
        sdl_serialize_string(attr->fixed, out);
        WSDL_CACHE_PUT_1(attr->form, out);
        WSDL_CACHE_PUT_1(attr->use, out);
        sdl_serialize_encoder_ref(attr->encode, tmp_encoders, out);
        if (attr->extraAttributes) {
                i = zend_hash_num_elements(attr->extraAttributes);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlExtraAttributePtr *tmp;
                zend_hash_internal_pointer_reset(attr->extraAttributes);
                while (zend_hash_get_current_data(attr->extraAttributes, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(attr->extraAttributes, out);
                        sdl_serialize_string((*tmp)->ns, out);
                        sdl_serialize_string((*tmp)->val, out);
                        zend_hash_move_forward(attr->extraAttributes);
                }
        }
}

static void sdl_serialize_model(sdlContentModelPtr model, HashTable *tmp_types, HashTable *tmp_elements, smart_str *out)
{
        WSDL_CACHE_PUT_1(model->kind, out);
        WSDL_CACHE_PUT_INT(model->min_occurs, out);
        WSDL_CACHE_PUT_INT(model->max_occurs, out);
        switch (model->kind) {
                case XSD_CONTENT_ELEMENT:
                        sdl_serialize_type_ref(model->u.element, tmp_elements, out);
                        break;
                case XSD_CONTENT_SEQUENCE:
                case XSD_CONTENT_ALL:
                case XSD_CONTENT_CHOICE: {
                                sdlContentModelPtr *tmp;
                                int i = zend_hash_num_elements(model->u.content);

                                WSDL_CACHE_PUT_INT(i, out);
                                zend_hash_internal_pointer_reset(model->u.content);
                                while (zend_hash_get_current_data(model->u.content, (void**)&tmp) == SUCCESS) {
                                        sdl_serialize_model(*tmp, tmp_types, tmp_elements, out);
                                        zend_hash_move_forward(model->u.content);
                                }
                        }
                        break;
                case XSD_CONTENT_GROUP_REF:
                        sdl_serialize_string(model->u.group_ref,out);
                        break;
                case XSD_CONTENT_GROUP:
                        sdl_serialize_type_ref(model->u.group, tmp_types, out);
                        break;
                default:
                        break;
        }
}

static void sdl_serialize_resriction_int(sdlRestrictionIntPtr x, smart_str *out)
{
        if (x) {
                WSDL_CACHE_PUT_1(1, out);
                WSDL_CACHE_PUT_INT(x->value, out);
                WSDL_CACHE_PUT_1(x->fixed, out);
        } else {
                WSDL_CACHE_PUT_1(0, out);
        }
}

static void sdl_serialize_resriction_char(sdlRestrictionCharPtr x, smart_str *out)
{
        if (x) {
                WSDL_CACHE_PUT_1(1, out);
                sdl_serialize_string(x->value, out);
                WSDL_CACHE_PUT_1(x->fixed, out);
        } else {
                WSDL_CACHE_PUT_1(0, out);
        }
}

static void sdl_serialize_type(sdlTypePtr type, HashTable *tmp_encoders, HashTable *tmp_types, smart_str *out)
{
        int i;
        HashTable *tmp_elements = NULL;

        WSDL_CACHE_PUT_1(type->kind, out);
        sdl_serialize_string(type->name, out);
        sdl_serialize_string(type->namens, out);
        sdl_serialize_string(type->def, out);
        sdl_serialize_string(type->fixed, out);
        sdl_serialize_string(type->ref, out);
        WSDL_CACHE_PUT_1(type->nillable, out);
        WSDL_CACHE_PUT_1(type->form, out);
        sdl_serialize_encoder_ref(type->encode, tmp_encoders, out);

        if (type->restrictions) {
                WSDL_CACHE_PUT_1(1, out);
                sdl_serialize_resriction_int(type->restrictions->minExclusive,out);
                sdl_serialize_resriction_int(type->restrictions->minInclusive,out);
                sdl_serialize_resriction_int(type->restrictions->maxExclusive,out);
                sdl_serialize_resriction_int(type->restrictions->maxInclusive,out);
                sdl_serialize_resriction_int(type->restrictions->totalDigits,out);
                sdl_serialize_resriction_int(type->restrictions->fractionDigits,out);
                sdl_serialize_resriction_int(type->restrictions->length,out);
                sdl_serialize_resriction_int(type->restrictions->minLength,out);
                sdl_serialize_resriction_int(type->restrictions->maxLength,out);
                sdl_serialize_resriction_char(type->restrictions->whiteSpace,out);
                sdl_serialize_resriction_char(type->restrictions->pattern,out);
                if (type->restrictions->enumeration) {
                        i = zend_hash_num_elements(type->restrictions->enumeration);
                } else {
                        i = 0;
                }
                WSDL_CACHE_PUT_INT(i, out);
                if (i > 0) {
                        sdlRestrictionCharPtr *tmp;

                        zend_hash_internal_pointer_reset(type->restrictions->enumeration);
                        while (zend_hash_get_current_data(type->restrictions->enumeration, (void**)&tmp) == SUCCESS) {
                                sdl_serialize_resriction_char(*tmp, out);
                                sdl_serialize_key(type->restrictions->enumeration, out);
                                zend_hash_move_forward(type->restrictions->enumeration);
                        }
                }
        } else {
                WSDL_CACHE_PUT_1(0, out);
        }
        if (type->elements) {
                i = zend_hash_num_elements(type->elements);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlTypePtr *tmp;

                tmp_elements = emalloc(sizeof(HashTable));
                zend_hash_init(tmp_elements, i, NULL, NULL, 0);

                zend_hash_internal_pointer_reset(type->elements);
                while (zend_hash_get_current_data(type->elements, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(type->elements, out);
                        sdl_serialize_type(*tmp, tmp_encoders, tmp_types, out);
                        zend_hash_add(tmp_elements, (char*)tmp, sizeof(*tmp), &i, sizeof(int), NULL);
                        i--;
                        zend_hash_move_forward(type->elements);
                }
        }

        if (type->attributes) {
                i = zend_hash_num_elements(type->attributes);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlAttributePtr *tmp;
                zend_hash_internal_pointer_reset(type->attributes);
                while (zend_hash_get_current_data(type->attributes, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(type->attributes, out);
                        sdl_serialize_attribute(*tmp, tmp_encoders, out);
                        zend_hash_move_forward(type->attributes);
                }
        }
        if (type->model) {
                WSDL_CACHE_PUT_1(1, out);
                sdl_serialize_model(type->model, tmp_types, tmp_elements, out);
        } else {
                WSDL_CACHE_PUT_1(0, out);
        }
        if (tmp_elements != NULL) {
                zend_hash_destroy(tmp_elements);
                efree(tmp_elements);
        }
}

static void sdl_serialize_encoder(encodePtr enc, HashTable *tmp_types, smart_str *out)
{
        WSDL_CACHE_PUT_INT(enc->details.type, out);
        sdl_serialize_string(enc->details.type_str, out);
        sdl_serialize_string(enc->details.ns, out);
        sdl_serialize_type_ref(enc->details.sdl_type, tmp_types, out);
}

static void sdl_serialize_parameters(HashTable *ht, HashTable *tmp_encoders, HashTable *tmp_types, smart_str *out)
{
        int i;

        if (ht) {
                i = zend_hash_num_elements(ht);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlParamPtr *tmp;

                zend_hash_internal_pointer_reset(ht);
                while (zend_hash_get_current_data(ht, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(ht, out);
                        sdl_serialize_string((*tmp)->paramName, out);
                        WSDL_CACHE_PUT_INT((*tmp)->order, out);
                        sdl_serialize_encoder_ref((*tmp)->encode, tmp_encoders, out);
                        sdl_serialize_type_ref((*tmp)->element, tmp_types, out);
                        zend_hash_move_forward(ht);
                }
        }
}

static void sdl_serialize_soap_body(sdlSoapBindingFunctionBodyPtr body, HashTable *tmp_encoders, HashTable *tmp_types, smart_str *out)
{
        int i, j;

        WSDL_CACHE_PUT_1(body->use, out);
        if (body->use == SOAP_ENCODED) {
                WSDL_CACHE_PUT_1(body->encodingStyle, out);
        }
        sdl_serialize_string(body->ns, out);
        if (body->headers) {
                i = zend_hash_num_elements(body->headers);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlSoapBindingFunctionHeaderPtr *tmp;
                zend_hash_internal_pointer_reset(body->headers);
                while (zend_hash_get_current_data(body->headers, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(body->headers, out);
                        WSDL_CACHE_PUT_1((*tmp)->use, out);
                        if ((*tmp)->use == SOAP_ENCODED) {
                                WSDL_CACHE_PUT_1((*tmp)->encodingStyle, out);
                        }
                        sdl_serialize_string((*tmp)->name, out);
                        sdl_serialize_string((*tmp)->ns, out);
                        sdl_serialize_encoder_ref((*tmp)->encode, tmp_encoders, out);
                        sdl_serialize_type_ref((*tmp)->element, tmp_types, out);
                        if ((*tmp)->headerfaults) {
                                j = zend_hash_num_elements((*tmp)->headerfaults);
                        } else {
                                j = 0;
                        }
                        WSDL_CACHE_PUT_INT(j, out);
                        if (j > 0) {
                                sdlSoapBindingFunctionHeaderPtr *tmp2;
                                zend_hash_internal_pointer_reset((*tmp)->headerfaults);
                                while (zend_hash_get_current_data((*tmp)->headerfaults, (void**)&tmp2) == SUCCESS) {
                                        sdl_serialize_key((*tmp)->headerfaults, out);
                                        WSDL_CACHE_PUT_1((*tmp2)->use, out);
                                        if ((*tmp2)->use == SOAP_ENCODED) {
                                                WSDL_CACHE_PUT_1((*tmp2)->encodingStyle, out);
                                        }
                                        sdl_serialize_string((*tmp2)->name, out);
                                        sdl_serialize_string((*tmp2)->ns, out);
                                        sdl_serialize_encoder_ref((*tmp2)->encode, tmp_encoders, out);
                                        sdl_serialize_type_ref((*tmp2)->element, tmp_types, out);
                                        zend_hash_move_forward((*tmp)->headerfaults);
                                }
                        }
                        zend_hash_move_forward(body->headers);
                }
        }
}

static void add_sdl_to_cache(const char *fn, const char *uri, time_t t, sdlPtr sdl TSRMLS_DC)
{
        smart_str buf = {0};
        smart_str *out = &buf;
        int i;
        int type_num = 1;
        int encoder_num = 1;
        int f;
        encodePtr enc;
        HashTable tmp_types;
        HashTable tmp_encoders;
        HashTable tmp_bindings;
        HashTable tmp_functions;

#ifdef ZEND_WIN32
        f = open(fn,O_CREAT|O_WRONLY|O_EXCL|O_BINARY,S_IREAD|S_IWRITE);
#else
        f = open(fn,O_CREAT|O_WRONLY|O_EXCL|O_BINARY,S_IREAD|S_IWRITE|S_IROTH|S_IWOTH|S_IRGRP|S_IWGRP);
#endif
        if (f < 0) {return;}

        zend_hash_init(&tmp_types, 0, NULL, NULL, 0);
        zend_hash_init(&tmp_encoders, 0, NULL, NULL, 0);
        zend_hash_init(&tmp_bindings, 0, NULL, NULL, 0);
        zend_hash_init(&tmp_functions, 0, NULL, NULL, 0);

        WSDL_CACHE_PUT_N("wsdl", 4, out);
        WSDL_CACHE_PUT_1(WSDL_CACHE_VERSION,out);
        WSDL_CACHE_PUT_1(0,out);
        WSDL_CACHE_PUT_N(&t, sizeof(t), out);

        sdl_serialize_string(uri, out);
        sdl_serialize_string(sdl->source, out);
        sdl_serialize_string(sdl->target_ns, out);

        if (sdl->groups) {
                i = zend_hash_num_elements(sdl->groups);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlTypePtr *tmp;

                zend_hash_internal_pointer_reset(sdl->groups);
                while (zend_hash_get_current_data(sdl->groups, (void**)&tmp) == SUCCESS) {
                        zend_hash_add(&tmp_types, (char*)tmp, sizeof(*tmp), (void**)&type_num, sizeof(type_num), NULL);
                        ++type_num;
                        zend_hash_move_forward(sdl->groups);
                }
        }

        if (sdl->types) {
                i = zend_hash_num_elements(sdl->types);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlTypePtr *tmp;

                zend_hash_internal_pointer_reset(sdl->types);
                while (zend_hash_get_current_data(sdl->types, (void**)&tmp) == SUCCESS) {
                        zend_hash_add(&tmp_types, (char*)tmp, sizeof(*tmp), (void**)&type_num, sizeof(type_num), NULL);
                        ++type_num;
                        zend_hash_move_forward(sdl->types);
                }
        }

        if (sdl->elements) {
                i = zend_hash_num_elements(sdl->elements);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlTypePtr *tmp;

                zend_hash_internal_pointer_reset(sdl->elements);
                while (zend_hash_get_current_data(sdl->elements, (void**)&tmp) == SUCCESS) {
                        zend_hash_add(&tmp_types, (char*)tmp, sizeof(*tmp), (void**)&type_num, sizeof(type_num), NULL);
                        ++type_num;
                        zend_hash_move_forward(sdl->elements);
                }
        }

        if (sdl->encoders) {
                i = zend_hash_num_elements(sdl->encoders);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                encodePtr *tmp;

                zend_hash_internal_pointer_reset(sdl->encoders);
                while (zend_hash_get_current_data(sdl->encoders, (void**)&tmp) == SUCCESS) {
                        zend_hash_add(&tmp_encoders, (char*)tmp, sizeof(*tmp), (void**)&encoder_num, sizeof(encoder_num), NULL);
                        ++encoder_num;
                        zend_hash_move_forward(sdl->encoders);
                }
        }
        enc = defaultEncoding;
        while (enc->details.type != END_KNOWN_TYPES) {
                zend_hash_add(&tmp_encoders, (char*)&enc, sizeof(encodePtr), (void**)&encoder_num, sizeof(encoder_num), NULL);
                enc++;
                ++encoder_num;
        }

        if (sdl->groups) {
                sdlTypePtr *tmp;
                zend_hash_internal_pointer_reset(sdl->groups);
                while (zend_hash_get_current_data(sdl->groups, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(sdl->groups, out);
                        sdl_serialize_type(*tmp, &tmp_encoders, &tmp_types, out);
                        zend_hash_move_forward(sdl->groups);
                }
        }

        if (sdl->types) {
                sdlTypePtr *tmp;
                zend_hash_internal_pointer_reset(sdl->types);
                while (zend_hash_get_current_data(sdl->types, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(sdl->types, out);
                        sdl_serialize_type(*tmp, &tmp_encoders, &tmp_types, out);
                        zend_hash_move_forward(sdl->types);
                }
        }

        if (sdl->elements) {
                sdlTypePtr *tmp;
                zend_hash_internal_pointer_reset(sdl->elements);
                while (zend_hash_get_current_data(sdl->elements, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(sdl->elements, out);
                        sdl_serialize_type(*tmp, &tmp_encoders, &tmp_types, out);
                        zend_hash_move_forward(sdl->elements);
                }
        }

        if (sdl->encoders) {
                encodePtr *tmp;
                zend_hash_internal_pointer_reset(sdl->encoders);
                while (zend_hash_get_current_data(sdl->encoders, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(sdl->encoders, out);
                        sdl_serialize_encoder(*tmp, &tmp_types, out);
                        zend_hash_move_forward(sdl->encoders);
                }
        }

        /* serialize bindings */
        if (sdl->bindings) {
                i = zend_hash_num_elements(sdl->bindings);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlBindingPtr *tmp;
                int binding_num = 1;

                zend_hash_internal_pointer_reset(sdl->bindings);
                while (zend_hash_get_current_data(sdl->bindings, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(sdl->bindings, out);
                        sdl_serialize_string((*tmp)->name, out);
                        sdl_serialize_string((*tmp)->location, out);
                        WSDL_CACHE_PUT_1((*tmp)->bindingType,out);
                        if ((*tmp)->bindingType == BINDING_SOAP && (*tmp)->bindingAttributes != NULL) {
                                sdlSoapBindingPtr binding = (sdlSoapBindingPtr)(*tmp)->bindingAttributes;
                                WSDL_CACHE_PUT_1(binding->style, out);
                                WSDL_CACHE_PUT_1(binding->transport, out);
                        } else {
                                WSDL_CACHE_PUT_1(0,out);
                        }

                        zend_hash_add(&tmp_bindings, (char*)tmp, sizeof(*tmp), (void**)&binding_num, sizeof(binding_num), NULL);
                        binding_num++;
                        zend_hash_move_forward(sdl->bindings);
                }
        }

        /* serialize functions */
        i = zend_hash_num_elements(&sdl->functions);
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlFunctionPtr *tmp;
                int *binding_num;
                int function_num = 1;

                zend_hash_internal_pointer_reset(&sdl->functions);
                while (zend_hash_get_current_data(&sdl->functions, (void**)&tmp) == SUCCESS) {
                        sdl_serialize_key(&sdl->functions, out);
                        sdl_serialize_string((*tmp)->functionName, out);
                        sdl_serialize_string((*tmp)->requestName, out);
                        sdl_serialize_string((*tmp)->responseName, out);

                        if ((*tmp)->binding == NULL ||
                            zend_hash_find(&tmp_bindings,(char*)&(*tmp)->binding,sizeof((*tmp)->binding), (void**)&binding_num) != SUCCESS) {
                        }
                        WSDL_CACHE_PUT_INT(*binding_num, out);
                        if (*binding_num >= 0) {
                                if ((*tmp)->binding->bindingType == BINDING_SOAP && (*tmp)->bindingAttributes != NULL) {
                                        sdlSoapBindingFunctionPtr binding = (sdlSoapBindingFunctionPtr)(*tmp)->bindingAttributes;
                                        WSDL_CACHE_PUT_1(binding->style, out);
                                        sdl_serialize_string(binding->soapAction, out);
                                        sdl_serialize_soap_body(&binding->input, &tmp_encoders, &tmp_types, out);
                                        sdl_serialize_soap_body(&binding->output, &tmp_encoders, &tmp_types, out);
                                } else {
                                        WSDL_CACHE_PUT_1(0,out);
                                }
                        }
                        sdl_serialize_parameters((*tmp)->requestParameters, &tmp_encoders, &tmp_types, out);
                        sdl_serialize_parameters((*tmp)->responseParameters, &tmp_encoders, &tmp_types, out);

                        if ((*tmp)->faults) {
                                sdlFaultPtr *fault;

                                WSDL_CACHE_PUT_INT(zend_hash_num_elements((*tmp)->faults), out);

                                zend_hash_internal_pointer_reset((*tmp)->faults);
                                while (zend_hash_get_current_data((*tmp)->faults, (void**)&fault) == SUCCESS) {
                                        sdl_serialize_key((*tmp)->faults, out);
                                        sdl_serialize_string((*fault)->name, out);
                                        sdl_serialize_parameters((*fault)->details, &tmp_encoders, &tmp_types, out);
                                        if ((*tmp)->binding->bindingType == BINDING_SOAP && (*fault)->bindingAttributes != NULL) {
                                                sdlSoapBindingFunctionFaultPtr binding = (sdlSoapBindingFunctionFaultPtr)(*fault)->bindingAttributes;
                                                WSDL_CACHE_PUT_1(binding->use, out);
                                                if (binding->use == SOAP_ENCODED) {
                                                        WSDL_CACHE_PUT_1(binding->encodingStyle, out);
                                                }
                                                sdl_serialize_string(binding->ns, out);
                                        } else {
                                                WSDL_CACHE_PUT_1(0, out);
                                        }
                                        zend_hash_move_forward((*tmp)->faults);
                                }
                        } else {
                                WSDL_CACHE_PUT_INT(0, out);
                        }

                        zend_hash_add(&tmp_functions, (char*)tmp, sizeof(*tmp), (void**)&function_num, sizeof(function_num), NULL);
                        function_num++;
                        zend_hash_move_forward(&sdl->functions);
                }
        }

        /* serialize requests */
        if (sdl->requests) {
                i = zend_hash_num_elements(sdl->requests);
        } else {
                i = 0;
        }
        WSDL_CACHE_PUT_INT(i, out);
        if (i > 0) {
                sdlFunctionPtr *tmp;
                int *function_num;

                zend_hash_internal_pointer_reset(sdl->requests);
                while (zend_hash_get_current_data(sdl->requests, (void**)&tmp) == SUCCESS) {
                        if (zend_hash_find(&tmp_functions, (char*)tmp, sizeof(*tmp), (void**)&function_num) != SUCCESS) {
                        }
                        WSDL_CACHE_PUT_INT(*function_num, out);
                        sdl_serialize_key(sdl->requests, out);
                        zend_hash_move_forward(sdl->requests);
                }
        }

        write(f, buf.c, buf.len);
        close(f);
        smart_str_free(&buf);
        zend_hash_destroy(&tmp_functions);
        zend_hash_destroy(&tmp_bindings);
        zend_hash_destroy(&tmp_encoders);
        zend_hash_destroy(&tmp_types);
}


static void make_persistent_restriction_int(void *data)
{
        sdlRestrictionIntPtr *rest = (sdlRestrictionIntPtr *)data;
        sdlRestrictionIntPtr prest = NULL;

        prest = malloc(sizeof(sdlRestrictionInt));
        *prest = **rest;
        *rest = prest;
}


static void make_persistent_restriction_char(void *data)
{
        sdlRestrictionCharPtr *rest = (sdlRestrictionCharPtr *)data;
        sdlRestrictionCharPtr prest = NULL;

        prest = malloc(sizeof(sdlRestrictionChar));
        memset(prest, 0, sizeof(sdlRestrictionChar));
        prest->value = strdup((*rest)->value);
        prest->fixed = (*rest)->fixed;
        *rest = prest;
}


static void make_persistent_sdl_type_ref(sdlTypePtr *type, HashTable *ptr_map, HashTable *bp_types)
{
        sdlTypePtr *tmp;

        if (zend_hash_find(ptr_map, (char *)type, sizeof(sdlTypePtr), (void**)&tmp) == SUCCESS) {
                *type = *tmp;
        } else {
                zend_hash_next_index_insert(bp_types, (void*)&type, sizeof(sdlTypePtr*), NULL);
        }
}


static void make_persistent_sdl_encoder_ref(encodePtr *enc, HashTable *ptr_map, HashTable *bp_encoders)
{
        encodePtr *tmp;

        /* do not process defaultEncoding's here */
        if ((*enc) >= defaultEncoding && (*enc) < defaultEncoding + numDefaultEncodings) {
                return;
        }

        if (zend_hash_find(ptr_map, (char *)enc, sizeof(encodePtr), (void**)&tmp) == SUCCESS) {
                *enc = *tmp;
        } else {
                zend_hash_next_index_insert(bp_encoders, (void*)&enc, sizeof(encodePtr*), NULL);
        }
}


static HashTable* make_persistent_sdl_function_headers(HashTable *headers, HashTable *ptr_map)
{
        HashTable *pheaders;
        sdlSoapBindingFunctionHeaderPtr *tmp, pheader;
        encodePtr *penc;
        sdlTypePtr *ptype;
        ulong index;
        char *key;
        uint key_len;

        pheaders = malloc(sizeof(HashTable));
        zend_hash_init(pheaders, zend_hash_num_elements(headers), NULL, delete_header_persistent, 1);

        zend_hash_internal_pointer_reset(headers);
        while (zend_hash_get_current_data(headers, (void**)&tmp) == SUCCESS) {
                pheader = malloc(sizeof(sdlSoapBindingFunctionHeader));
                memset(pheader, 0, sizeof(sdlSoapBindingFunctionHeader));
                *pheader = **tmp;

                if (pheader->name) {
                        pheader->name = strdup(pheader->name);
                }
                if (pheader->ns) {
                        pheader->ns = strdup(pheader->ns);
                }

                if (pheader->encode->details.sdl_type) {
                        if (zend_hash_find(ptr_map, (char*)&pheader->encode, sizeof(encodePtr), (void**)&penc) == FAILURE) {
                                assert(0);
                        }
                        pheader->encode = *penc;
                }
                if (pheader->element) {
                        if (zend_hash_find(ptr_map, (char*)&pheader->element, sizeof(sdlTypePtr), (void**)&ptype) == FAILURE) {
                                assert(0);
                        }
                        pheader->element = *ptype;
                }

                if (pheader->headerfaults) {
                        pheader->headerfaults = make_persistent_sdl_function_headers(pheader->headerfaults, ptr_map);
                }

                if (zend_hash_get_current_key_ex(headers, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                        zend_hash_add(pheaders, key, key_len, (void*)&pheader, sizeof(sdlSoapBindingFunctionHeaderPtr), NULL);
                } else {
                        zend_hash_next_index_insert(pheaders, (void*)&pheader, sizeof(sdlSoapBindingFunctionHeaderPtr), NULL);
                }

                zend_hash_move_forward(headers);
        }

        return pheaders;
}


static void make_persistent_sdl_soap_body(sdlSoapBindingFunctionBodyPtr body, HashTable *ptr_map)
{
        if (body->ns) {
                body->ns = strdup(body->ns);
        }

        if (body->headers) {
                body->headers = make_persistent_sdl_function_headers(body->headers, ptr_map);
        }
}


static HashTable* make_persistent_sdl_parameters(HashTable *params, HashTable *ptr_map)
{
        HashTable *pparams;
        sdlParamPtr *tmp, pparam;
        sdlTypePtr *ptype;
        encodePtr *penc;
        ulong index;
        char *key;
        uint key_len;

        pparams = malloc(sizeof(HashTable));
        zend_hash_init(pparams, zend_hash_num_elements(params), NULL, delete_parameter_persistent, 1);

        zend_hash_internal_pointer_reset(params);
        while (zend_hash_get_current_data(params, (void**)&tmp) == SUCCESS) {
                pparam = malloc(sizeof(sdlParam));
                memset(pparam, 0, sizeof(sdlParam));
                *pparam = **tmp;

                if (pparam->paramName) {
                        pparam->paramName = strdup(pparam->paramName);
                }

                if (pparam->encode && pparam->encode->details.sdl_type) {
                        if (zend_hash_find(ptr_map, (char*)&pparam->encode, sizeof(encodePtr), (void**)&penc) == FAILURE) {
                                assert(0);
                        }
                        pparam->encode = *penc;
                }
                if (pparam->element) {
                        if (zend_hash_find(ptr_map, (char*)&pparam->element, sizeof(sdlTypePtr), (void**)&ptype) == FAILURE) {
                                assert(0);
                        }
                        pparam->element = *ptype;
                }

                if (zend_hash_get_current_key_ex(params, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                        zend_hash_add(pparams, key, key_len, (void*)&pparam, sizeof(sdlParamPtr), NULL);
                } else {
                        zend_hash_next_index_insert(pparams, (void*)&pparam, sizeof(sdlParamPtr), NULL);
                }

                zend_hash_move_forward(params);
        }


        return pparams;
}

static HashTable* make_persistent_sdl_function_faults(sdlFunctionPtr func, HashTable *faults, HashTable *ptr_map)
{
        HashTable *pfaults;
        sdlFaultPtr  *tmp, pfault;
        ulong index;
        char *key;
        uint key_len;

        pfaults = malloc(sizeof(HashTable));
        zend_hash_init(pfaults, zend_hash_num_elements(faults), NULL, delete_fault_persistent, 1);

        zend_hash_internal_pointer_reset(faults);
        while (zend_hash_get_current_data(faults, (void**)&tmp) == SUCCESS) {
                pfault = malloc(sizeof(sdlFault));
                memset(pfault, 0, sizeof(sdlFault));
                *pfault = **tmp;

                if (pfault->name) {
                        pfault->name = strdup(pfault->name);
                }
                if (pfault->details) {
                        pfault->details = make_persistent_sdl_parameters(pfault->details, ptr_map);
                }

                if (func->binding->bindingType == BINDING_SOAP && pfault->bindingAttributes) {
                        sdlSoapBindingFunctionFaultPtr soap_binding;

                        soap_binding = malloc(sizeof(sdlSoapBindingFunctionFault));
                        memset(soap_binding, 0, sizeof(sdlSoapBindingFunctionFault));
                        *soap_binding = *(sdlSoapBindingFunctionFaultPtr)pfault->bindingAttributes;
                        if (soap_binding->ns) {
                                soap_binding->ns = strdup(soap_binding->ns);
                        }
                        pfault->bindingAttributes = soap_binding;
                }

                if (zend_hash_get_current_key_ex(faults, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                        zend_hash_add(pfaults, key, key_len, (void*)&pfault, sizeof(sdlParamPtr), NULL);
                } else {
                        zend_hash_next_index_insert(pfaults, (void*)&pfault, sizeof(sdlParamPtr), NULL);
                }

                zend_hash_move_forward(faults);
        }


        return pfaults;
}


static sdlAttributePtr make_persistent_sdl_attribute(sdlAttributePtr attr, HashTable *ptr_map, HashTable *bp_types, HashTable *bp_encoders)
{
        sdlAttributePtr pattr;
        ulong index;
        char *key;
        uint key_len;

        pattr = malloc(sizeof(sdlAttribute));
        memset(pattr, 0, sizeof(sdlAttribute));

        *pattr = *attr;

        if (pattr->name) {
                pattr->name = strdup(pattr->name);
        }
        if (pattr->namens) {
                pattr->namens = strdup(pattr->namens);
        }
        if (pattr->ref) {
                pattr->ref = strdup(pattr->ref);
        }
        if (pattr->def) {
                pattr->def = strdup(pattr->def);
        }
        if (pattr->fixed) {
                pattr->fixed = strdup(pattr->fixed);
        }

        /* we do not want to process defaultEncoding's here */
        if (pattr->encode) {
                make_persistent_sdl_encoder_ref(&pattr->encode, ptr_map, bp_encoders);
        }

        if (pattr->extraAttributes) {
                sdlExtraAttributePtr *tmp, pextra;

                pattr->extraAttributes = malloc(sizeof(HashTable));
                zend_hash_init(pattr->extraAttributes, zend_hash_num_elements(attr->extraAttributes), NULL, delete_extra_attribute_persistent, 1);

                zend_hash_internal_pointer_reset(pattr->extraAttributes);
                while (zend_hash_get_current_data(attr->extraAttributes, (void**)&tmp) == SUCCESS) {
                        pextra = malloc(sizeof(sdlExtraAttribute));
                        memset(pextra, 0, sizeof(sdlExtraAttribute));
                        if ((*tmp)->ns) {
                                pextra->ns = strdup((*tmp)->ns);
                        }
                        if ((*tmp)->val) {
                                pextra->val = strdup((*tmp)->val);
                        }

                        if (zend_hash_get_current_key_ex(attr->extraAttributes, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(pattr->extraAttributes, key, key_len, (void*)&pextra, sizeof(sdlExtraAttributePtr), NULL);
                        }

                        zend_hash_move_forward(attr->extraAttributes);
                }
        }

        return pattr;
}


static sdlContentModelPtr make_persistent_sdl_model(sdlContentModelPtr model, HashTable *ptr_map, HashTable *bp_types, HashTable *bp_encoders)
{
        sdlContentModelPtr pmodel;
        sdlContentModelPtr *tmp, pcontent;

        pmodel = malloc(sizeof(sdlContentModel));
        memset(pmodel, 0, sizeof(sdlContentModel));
        *pmodel = *model;

        switch (pmodel->kind) {
                case XSD_CONTENT_ELEMENT:
                        if (pmodel->u.element) {
                                make_persistent_sdl_type_ref(&pmodel->u.element, ptr_map, bp_types);
                        }
                        break;

                case XSD_CONTENT_SEQUENCE:
                case XSD_CONTENT_ALL:
                case XSD_CONTENT_CHOICE:
                        pmodel->u.content = malloc(sizeof(HashTable));
                        zend_hash_init(pmodel->u.content, zend_hash_num_elements(model->u.content), NULL, delete_model_persistent, 1);

                        zend_hash_internal_pointer_reset(model->u.content);
                        while (zend_hash_get_current_data(model->u.content, (void**)&tmp) == SUCCESS) {
                                pcontent = make_persistent_sdl_model(*tmp, ptr_map, bp_types, bp_encoders);
                                zend_hash_next_index_insert(pmodel->u.content, (void*)&pcontent, sizeof(sdlContentModelPtr), NULL);
                                zend_hash_move_forward(model->u.content);
                        }
                        break;

                case XSD_CONTENT_GROUP_REF:
                        if (pmodel->u.group_ref) {
                                pmodel->u.group_ref = strdup(pmodel->u.group_ref);
                        }
                        break;

                case XSD_CONTENT_GROUP:
                        if (pmodel->u.group) {
                                make_persistent_sdl_type_ref(&pmodel->u.group, ptr_map, bp_types);
                        }
                        break;

                default:
                        break;
        }

        return pmodel;
}


static sdlTypePtr make_persistent_sdl_type(sdlTypePtr type, HashTable *ptr_map, HashTable *bp_types, HashTable *bp_encoders)
{
        ulong index;
        char *key;
        uint key_len;
        sdlTypePtr ptype = NULL;

        ptype = malloc(sizeof(sdlType));
        memset(ptype, 0, sizeof(sdlType));

        *ptype = *type;

        if (ptype->name) {
                ptype->name = strdup(ptype->name);
        }
        if (ptype->namens) {
                ptype->namens = strdup(ptype->namens);
        }
        if (ptype->def) {
                ptype->def = strdup(ptype->def);
        }
        if (ptype->fixed) {
                ptype->fixed = strdup(ptype->fixed);
        }
        if (ptype->ref) {
                ptype->ref = strdup(ptype->ref);
        }

        /* we do not want to process defaultEncoding's here */
        if (ptype->encode) {
                make_persistent_sdl_encoder_ref(&ptype->encode, ptr_map, bp_encoders);
        }

        if (ptype->restrictions) {
                ptype->restrictions = malloc(sizeof(sdlRestrictions));
                memset(ptype->restrictions, 0, sizeof(sdlRestrictions));
                *ptype->restrictions = *type->restrictions;

                if (ptype->restrictions->minExclusive) {
                        make_persistent_restriction_int(&ptype->restrictions->minExclusive);
                }
                if (ptype->restrictions->maxExclusive) {
                        make_persistent_restriction_int(&ptype->restrictions->maxExclusive);
                }
                if (ptype->restrictions->minInclusive) {
                        make_persistent_restriction_int(&ptype->restrictions->minInclusive);
                }
                if (ptype->restrictions->maxInclusive) {
                        make_persistent_restriction_int(&ptype->restrictions->maxInclusive);
                }
                if (ptype->restrictions->totalDigits) {
                        make_persistent_restriction_int(&ptype->restrictions->totalDigits);
                }
                if (ptype->restrictions->fractionDigits) {
                        make_persistent_restriction_int(&ptype->restrictions->fractionDigits);
                }
                if (ptype->restrictions->length) {
                        make_persistent_restriction_int(&ptype->restrictions->length);
                }
                if (ptype->restrictions->minLength) {
                        make_persistent_restriction_int(&ptype->restrictions->minLength);
                }
                if (ptype->restrictions->maxLength) {
                        make_persistent_restriction_int(&ptype->restrictions->maxLength);
                }
                if (ptype->restrictions->whiteSpace) {
                        make_persistent_restriction_char(&ptype->restrictions->whiteSpace);
                }
                if (ptype->restrictions->pattern) {
                        make_persistent_restriction_char(&ptype->restrictions->pattern);
                }

                if (type->restrictions->enumeration) {
                        sdlRestrictionCharPtr tmp;

                        ptype->restrictions->enumeration = malloc(sizeof(HashTable));
                        zend_hash_init(ptype->restrictions->enumeration, zend_hash_num_elements(type->restrictions->enumeration), NULL, delete_restriction_var_char_persistent, 1);
                        zend_hash_copy(ptype->restrictions->enumeration, type->restrictions->enumeration, make_persistent_restriction_char, (void*)&tmp, sizeof(sdlRestrictionCharPtr));
                }
        }

        if (ptype->elements) {
                sdlTypePtr *tmp, pelem;

                ptype->elements = malloc(sizeof(HashTable));
                zend_hash_init(ptype->elements, zend_hash_num_elements(type->elements), NULL, delete_type_persistent, 1);

                zend_hash_internal_pointer_reset(type->elements);
                while (zend_hash_get_current_data(type->elements, (void **)&tmp) == SUCCESS) {
                        pelem = make_persistent_sdl_type(*tmp, ptr_map, bp_types, bp_encoders);
                        if (zend_hash_get_current_key_ex(type->elements, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(ptype->elements, key, key_len, (void*)&pelem, sizeof(sdlTypePtr), NULL);
                        } else {
                                zend_hash_next_index_insert(ptype->elements, (void*)&pelem, sizeof(sdlTypePtr), NULL);
                        }
                        zend_hash_add(ptr_map, (char*)tmp, sizeof(*tmp), (void*)&pelem, sizeof(sdlTypePtr), NULL);
                        zend_hash_move_forward(type->elements);
                }
        }

        if (ptype->attributes) {
                sdlAttributePtr *tmp, pattr;

                ptype->attributes = malloc(sizeof(HashTable));
                zend_hash_init(ptype->attributes, zend_hash_num_elements(type->attributes), NULL, delete_attribute_persistent, 1);

                zend_hash_internal_pointer_reset(type->attributes);
                while (zend_hash_get_current_data(type->attributes, (void **)&tmp) == SUCCESS) {
                        pattr = make_persistent_sdl_attribute(*tmp, ptr_map, bp_types, bp_encoders);
                        if (zend_hash_get_current_key_ex(type->attributes, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(ptype->attributes, key, key_len, (void*)&pattr, sizeof(sdlAttributePtr), NULL);
                        } else {
                                zend_hash_next_index_insert(ptype->attributes, (void*)&pattr, sizeof(sdlAttributePtr), NULL);
                        }
                        zend_hash_move_forward(type->attributes);
                }
        }

        if (type->model) {
                ptype->model = make_persistent_sdl_model(ptype->model, ptr_map, bp_types, bp_encoders);
        }

        return ptype;
}

static encodePtr make_persistent_sdl_encoder(encodePtr enc, HashTable *ptr_map, HashTable *bp_types, HashTable *bp_encoders)
{
        encodePtr penc = NULL;

        penc = malloc(sizeof(encode));
        memset(penc, 0, sizeof(encode));

        *penc = *enc;

        if (penc->details.type_str) {
                penc->details.type_str = strdup(penc->details.type_str);
        }
        if (penc->details.ns) {
                penc->details.ns = strdup(penc->details.ns);
        }

        if (penc->details.sdl_type) {
                make_persistent_sdl_type_ref(&penc->details.sdl_type, ptr_map, bp_types);
        }

        return penc;
}

static sdlBindingPtr make_persistent_sdl_binding(sdlBindingPtr bind, HashTable *ptr_map)
{
        sdlBindingPtr pbind = NULL;

        pbind = malloc(sizeof(sdlBinding));
        memset(pbind, 0, sizeof(sdlBinding));

        *pbind = *bind;

        if (pbind->name) {
                pbind->name = strdup(pbind->name);
        }
        if (pbind->location) {
                pbind->location = strdup(pbind->location);
        }

        if (pbind->bindingType == BINDING_SOAP && pbind->bindingAttributes) {
                sdlSoapBindingPtr soap_binding;
           
                soap_binding = malloc(sizeof(sdlSoapBinding));
                memset(soap_binding, 0, sizeof(sdlSoapBinding));
                *soap_binding = *(sdlSoapBindingPtr)pbind->bindingAttributes;
                pbind->bindingAttributes = soap_binding;
        }

        return pbind;
}

static sdlFunctionPtr make_persistent_sdl_function(sdlFunctionPtr func, HashTable *ptr_map)
{
        sdlFunctionPtr pfunc = NULL;

        pfunc = malloc(sizeof(sdlFunction));
        memset(pfunc, 0, sizeof(sdlFunction));

        *pfunc = *func;

        if (pfunc->functionName) {
                pfunc->functionName = strdup(pfunc->functionName);
        }
        if (pfunc->requestName) {
                pfunc->requestName = strdup(pfunc->requestName);
        }
        if (pfunc->responseName) {
                pfunc->responseName = strdup(pfunc->responseName);
        }

        if (pfunc->binding) {
                sdlBindingPtr *tmp;

                if (zend_hash_find(ptr_map, (char*)&pfunc->binding, sizeof(pfunc->binding), (void**)&tmp) == FAILURE) {
                        assert(0);
                }
                pfunc->binding = *tmp;
                
                if (pfunc->binding->bindingType == BINDING_SOAP && pfunc->bindingAttributes) {
                        sdlSoapBindingFunctionPtr soap_binding;

                        soap_binding = malloc(sizeof(sdlSoapBindingFunction));
                        memset(soap_binding, 0, sizeof(sdlSoapBindingFunction));
                        *soap_binding = *(sdlSoapBindingFunctionPtr)pfunc->bindingAttributes;
                        if (soap_binding->soapAction) {
                                soap_binding->soapAction = strdup(soap_binding->soapAction);
                        }
                        make_persistent_sdl_soap_body(&soap_binding->input, ptr_map);
                        make_persistent_sdl_soap_body(&soap_binding->output, ptr_map);
                        pfunc->bindingAttributes = soap_binding;
                }

                if (pfunc->requestParameters) {
                        pfunc->requestParameters = make_persistent_sdl_parameters(pfunc->requestParameters, ptr_map);
                }
                if (pfunc->responseParameters) {
                        pfunc->responseParameters = make_persistent_sdl_parameters(pfunc->responseParameters, ptr_map);
                }
                if (pfunc->faults) {
                        pfunc->faults = make_persistent_sdl_function_faults(pfunc, pfunc->faults, ptr_map);
                }
        }

        return pfunc;
}

static sdlPtr make_persistent_sdl(sdlPtr sdl TSRMLS_DC)
{
        sdlPtr psdl = NULL;
        HashTable ptr_map;
        HashTable bp_types, bp_encoders;
        ulong index;
        char *key;
        uint key_len;

        zend_hash_init(&bp_types, 0, NULL, NULL, 0);
        zend_hash_init(&bp_encoders, 0, NULL, NULL, 0);
        zend_hash_init(&ptr_map, 0, NULL, NULL, 0);

        psdl = malloc(sizeof(*sdl));
        memset(psdl, 0, sizeof(*sdl));

        if (sdl->source) {
                psdl->source = strdup(sdl->source);
        }
        if (sdl->target_ns) {
                psdl->target_ns = strdup(sdl->target_ns);
        }

        if (sdl->groups) {
                sdlTypePtr *tmp;
                sdlTypePtr ptype;

                psdl->groups = malloc(sizeof(HashTable));
                zend_hash_init(psdl->groups, zend_hash_num_elements(sdl->groups), NULL, delete_type_persistent, 1);

                zend_hash_internal_pointer_reset(sdl->groups);
                while (zend_hash_get_current_data(sdl->groups, (void **)&tmp) == SUCCESS) {
                        ptype = make_persistent_sdl_type(*tmp, &ptr_map, &bp_types, &bp_encoders);
                        if (zend_hash_get_current_key_ex(sdl->groups, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(psdl->groups, key, key_len, (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        } else {
                                zend_hash_next_index_insert(psdl->groups, (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        }
                        zend_hash_add(&ptr_map, (char*)tmp, sizeof(*tmp), (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        zend_hash_move_forward(sdl->groups);
                }
        }

        if (sdl->types) {
                sdlTypePtr *tmp;
                sdlTypePtr ptype;

                psdl->types = malloc(sizeof(HashTable));
                zend_hash_init(psdl->types, zend_hash_num_elements(sdl->types), NULL, delete_type_persistent, 1);

                zend_hash_internal_pointer_reset(sdl->types);
                while (zend_hash_get_current_data(sdl->types, (void **)&tmp) == SUCCESS) {
                        ptype = make_persistent_sdl_type(*tmp, &ptr_map, &bp_types, &bp_encoders);
                        if (zend_hash_get_current_key_ex(sdl->types, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(psdl->types, key, key_len, (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        } else {
                                zend_hash_next_index_insert(psdl->types, (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        }
                        zend_hash_add(&ptr_map, (char*)tmp, sizeof(*tmp), (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        zend_hash_move_forward(sdl->types);
                }
        }

        if (sdl->elements) {
                sdlTypePtr *tmp;
                sdlTypePtr ptype;

                psdl->elements = malloc(sizeof(HashTable));
                zend_hash_init(psdl->elements, zend_hash_num_elements(sdl->elements), NULL, delete_type_persistent, 1);

                zend_hash_internal_pointer_reset(sdl->elements);
                while (zend_hash_get_current_data(sdl->elements, (void **)&tmp) == SUCCESS) {
                        ptype = make_persistent_sdl_type(*tmp, &ptr_map, &bp_types, &bp_encoders);
                        if (zend_hash_get_current_key_ex(sdl->elements, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(psdl->elements, key, key_len, (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        } else {
                                zend_hash_next_index_insert(psdl->elements, (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        }
                        zend_hash_add(&ptr_map, (char*)tmp, sizeof(*tmp), (void*)&ptype, sizeof(sdlTypePtr), NULL);
                        zend_hash_move_forward(sdl->elements);
                }
        }

        if (sdl->encoders) {
                encodePtr *tmp;
                encodePtr penc;

                psdl->encoders = malloc(sizeof(HashTable));
                zend_hash_init(psdl->encoders, zend_hash_num_elements(sdl->encoders), NULL, delete_encoder_persistent, 1);

                zend_hash_internal_pointer_reset(sdl->encoders);
                while (zend_hash_get_current_data(sdl->encoders, (void **)&tmp) == SUCCESS) {
                        penc = make_persistent_sdl_encoder(*tmp, &ptr_map, &bp_types, &bp_encoders);
                        if (zend_hash_get_current_key_ex(sdl->encoders, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(psdl->encoders, key, key_len, (void*)&penc, sizeof(encodePtr), NULL);
                        } else {
                                zend_hash_next_index_insert(psdl->encoders, (void*)&penc, sizeof(encodePtr), NULL);
                        }
                        zend_hash_add(&ptr_map, (char*)tmp, sizeof(*tmp), (void*)&penc, sizeof(encodePtr), NULL);
                        zend_hash_move_forward(sdl->encoders);
                }
        }

        /* do backpatching here */
        if (zend_hash_num_elements(&bp_types)) {
                sdlTypePtr **tmp, *ptype = NULL;

                zend_hash_internal_pointer_reset(&bp_types);
                while (zend_hash_get_current_data(&bp_types, (void**)&tmp) == SUCCESS) {
                        if (zend_hash_find(&ptr_map, (char*)(*tmp), sizeof(**tmp), (void**)&ptype) == FAILURE) {
                                assert(0);
                        }
                        **tmp = *ptype;
                        zend_hash_move_forward(&bp_types);
                }
        }
        if (zend_hash_num_elements(&bp_encoders)) {
                encodePtr **tmp, *penc = NULL;

                zend_hash_internal_pointer_reset(&bp_encoders);
                while (zend_hash_get_current_data(&bp_encoders, (void**)&tmp) == SUCCESS) {
                        if (zend_hash_find(&ptr_map, (char*)(*tmp), sizeof(**tmp), (void**)&penc) == FAILURE) {
                                assert(0);
                        }
                        **tmp = *penc;
                        zend_hash_move_forward(&bp_encoders);
                }
        }


        if (sdl->bindings) {
                sdlBindingPtr *tmp;
                sdlBindingPtr pbind;

                psdl->bindings = malloc(sizeof(HashTable));
                zend_hash_init(psdl->bindings, zend_hash_num_elements(sdl->bindings), NULL, delete_binding_persistent, 1);

                zend_hash_internal_pointer_reset(sdl->bindings);
                while (zend_hash_get_current_data(sdl->bindings, (void **)&tmp) == SUCCESS) {
                        pbind = make_persistent_sdl_binding(*tmp, &ptr_map);
                        if (zend_hash_get_current_key_ex(sdl->bindings, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(psdl->bindings, key, key_len, (void*)&pbind, sizeof(sdlBindingPtr), NULL);
                        } else {
                                zend_hash_next_index_insert(psdl->bindings, (void*)&pbind, sizeof(sdlBindingPtr), NULL);
                        }
                        zend_hash_add(&ptr_map, (char*)tmp, sizeof(*tmp), (void*)&pbind, sizeof(sdlBindingPtr), NULL);
                        zend_hash_move_forward(sdl->bindings);
                }
        }

        zend_hash_init(&psdl->functions, zend_hash_num_elements(&sdl->functions), NULL, delete_function_persistent, 1);
        if (zend_hash_num_elements(&sdl->functions)) {
                sdlFunctionPtr *tmp;
                sdlFunctionPtr pfunc;

                zend_hash_internal_pointer_reset(&sdl->functions);
                while (zend_hash_get_current_data(&sdl->functions, (void **)&tmp) == SUCCESS) {
                        pfunc = make_persistent_sdl_function(*tmp, &ptr_map);
                        if (zend_hash_get_current_key_ex(&sdl->functions, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(&psdl->functions, key, key_len, (void*)&pfunc, sizeof(sdlFunctionPtr), NULL);
                        } else {
                                zend_hash_next_index_insert(&psdl->functions, (void*)&pfunc, sizeof(sdlFunctionPtr), NULL);
                        }
                        zend_hash_add(&ptr_map, (char*)tmp, sizeof(*tmp), (void*)&pfunc, sizeof(sdlFunctionPtr), NULL);
                        zend_hash_move_forward(&sdl->functions);
                }
        }

        if (sdl->requests) {
                sdlFunctionPtr *tmp;
                sdlFunctionPtr *preq;

                psdl->requests = malloc(sizeof(HashTable));
                zend_hash_init(psdl->requests, zend_hash_num_elements(sdl->requests), NULL, NULL, 1);

                zend_hash_internal_pointer_reset(sdl->requests);
                while (zend_hash_get_current_data(sdl->requests, (void **)&tmp) == SUCCESS) {
                        if (zend_hash_find(&ptr_map, (char*)tmp, sizeof(*tmp), (void**)&preq) == FAILURE) {
                                assert(0);
                        }
                        *tmp = *preq;
                        if (zend_hash_get_current_key_ex(sdl->requests, &key, &key_len, &index, 0, NULL) == HASH_KEY_IS_STRING) {
                                zend_hash_add(psdl->requests, key, key_len, (void*)&preq, sizeof(sdlFunctionPtr), NULL);
                        }
                        zend_hash_move_forward(sdl->requests);
                }
        }

        zend_hash_destroy(&ptr_map);
        zend_hash_destroy(&bp_encoders);
        zend_hash_destroy(&bp_types);

        return psdl;
}

typedef struct _sdl_cache_bucket {
        sdlPtr sdl;
        time_t time;
} sdl_cache_bucket;

static void delete_psdl(void *data)
{
        sdl_cache_bucket *p = (sdl_cache_bucket*)data;
        sdlPtr tmp = p->sdl;

        zend_hash_destroy(&tmp->functions);
        if (tmp->source) {
                free(tmp->source);
        }
        if (tmp->target_ns) {
                free(tmp->target_ns);
        }
        if (tmp->elements) {
                zend_hash_destroy(tmp->elements);
                free(tmp->elements);
        }
        if (tmp->encoders) {
                zend_hash_destroy(tmp->encoders);
                free(tmp->encoders);
        }
        if (tmp->types) {
                zend_hash_destroy(tmp->types);
                free(tmp->types);
        }
        if (tmp->groups) {
                zend_hash_destroy(tmp->groups);
                free(tmp->groups);
        }
        if (tmp->bindings) {
                zend_hash_destroy(tmp->bindings);
                free(tmp->bindings);
        }
        if (tmp->requests) {
                zend_hash_destroy(tmp->requests);
                free(tmp->requests);
        }
        free(tmp);
}

sdlPtr get_sdl(zval *this_ptr, char *uri, long cache_wsdl TSRMLS_DC)
{
        char  fn[MAXPATHLEN];
        sdlPtr sdl = NULL;
        char* old_error_code = SOAP_GLOBAL(error_code);
        int uri_len = 0;
        php_stream_context *context=NULL;
        zval **tmp, **proxy_host, **proxy_port, *orig_context = NULL, *new_context = NULL;
        smart_str headers = {0};
        char* key = NULL;
        time_t t = time(0);

        if (strchr(uri,':') != NULL || IS_ABSOLUTE_PATH(uri, uri_len)) {
                uri_len = strlen(uri);
        } else if (VCWD_REALPATH(uri, fn) == NULL) {
                cache_wsdl = WSDL_CACHE_NONE;
        } else {
                uri = fn;
                uri_len = strlen(uri);
        }

        if ((cache_wsdl & WSDL_CACHE_MEMORY) && SOAP_GLOBAL(mem_cache)) {
                sdl_cache_bucket *p;

                if (SUCCESS == zend_hash_find(SOAP_GLOBAL(mem_cache), uri, uri_len+1, (void*)&p)) {
                        if (p->time < t - SOAP_GLOBAL(cache_ttl)) {
                                /* in-memory cache entry is expired */
                                zend_hash_del(&EG(persistent_list), uri, uri_len+1);
                        } else {
                                return p->sdl;
                        }
                }
        }

        if ((cache_wsdl & WSDL_CACHE_DISK) && (uri_len < MAXPATHLEN)) {
                time_t t = time(0);
                char md5str[33];
                PHP_MD5_CTX context;
                unsigned char digest[16];
                int len = strlen(SOAP_GLOBAL(cache_dir));
                time_t cached;

                md5str[0] = '\0';
                PHP_MD5Init(&context);
                PHP_MD5Update(&context, (unsigned char*)uri, uri_len);
                PHP_MD5Final(digest, &context);
                make_digest(md5str, digest);
                key = emalloc(len+sizeof("/wsdl-")-1+sizeof(md5str));
                memcpy(key,SOAP_GLOBAL(cache_dir),len);
                memcpy(key+len,"/wsdl-",sizeof("/wsdl-")-1);
                memcpy(key+len+sizeof("/wsdl-")-1,md5str,sizeof(md5str));

                if ((sdl = get_sdl_from_cache(key, uri, t-SOAP_GLOBAL(cache_ttl), &cached TSRMLS_CC)) != NULL) {
                        t = cached;
                        efree(key);
                        goto cache_in_memory;
                }
        }

        if (SUCCESS == zend_hash_find(Z_OBJPROP_P(this_ptr),
                        "_stream_context", sizeof("_stream_context"), (void**)&tmp)) {
                context = php_stream_context_from_zval(*tmp, 0);
        }

        if (zend_hash_find(Z_OBJPROP_P(this_ptr), "_proxy_host", sizeof("_proxy_host"), (void **) &proxy_host) == SUCCESS &&
            Z_TYPE_PP(proxy_host) == IS_STRING &&
            zend_hash_find(Z_OBJPROP_P(this_ptr), "_proxy_port", sizeof("_proxy_port"), (void **) &proxy_port) == SUCCESS &&
            Z_TYPE_PP(proxy_port) == IS_LONG) {
                zval str_port, *str_proxy;
                smart_str proxy = {0};
                str_port = **proxy_port;
                zval_copy_ctor(&str_port);
                convert_to_string(&str_port);
                smart_str_appends(&proxy,"tcp://");
                smart_str_appends(&proxy,Z_STRVAL_PP(proxy_host));
                smart_str_appends(&proxy,":");
                smart_str_appends(&proxy,Z_STRVAL(str_port));
                smart_str_0(&proxy);
                zval_dtor(&str_port);
                MAKE_STD_ZVAL(str_proxy);
                ZVAL_STRING(str_proxy, proxy.c, 1);
                smart_str_free(&proxy);
                
                if (!context) {
                        context = php_stream_context_alloc();
                }
                php_stream_context_set_option(context, "http", "proxy", str_proxy);
                zval_ptr_dtor(&str_proxy);

                MAKE_STD_ZVAL(str_proxy);
                ZVAL_BOOL(str_proxy, 1);
                php_stream_context_set_option(context, "http", "request_fulluri", str_proxy);
                zval_ptr_dtor(&str_proxy);

                proxy_authentication(this_ptr, &headers TSRMLS_CC);
        }

        basic_authentication(this_ptr, &headers TSRMLS_CC);

        if (headers.len > 0) {
                zval *str_headers;

                if (!context) {
                        context = php_stream_context_alloc();
                }

                smart_str_0(&headers);
                MAKE_STD_ZVAL(str_headers);
                ZVAL_STRING(str_headers, headers.c, 1);
                php_stream_context_set_option(context, "http", "header", str_headers);
                smart_str_free(&headers);
                zval_ptr_dtor(&str_headers);
        }

        if (context) {
                MAKE_STD_ZVAL(new_context);
                php_stream_context_to_zval(context, new_context);
                orig_context = php_libxml_switch_context(new_context TSRMLS_CC);
        }

        SOAP_GLOBAL(error_code) = "WSDL";

        sdl = load_wsdl(this_ptr, uri TSRMLS_CC);
        if (sdl) {
                sdl->is_persistent = 0;
        }

        SOAP_GLOBAL(error_code) = old_error_code;

        if (context) {
                php_libxml_switch_context(orig_context TSRMLS_CC);
                zval_ptr_dtor(&new_context);
        }

        if ((cache_wsdl & WSDL_CACHE_DISK) && key) {
                if (sdl) {
                        add_sdl_to_cache(key, uri, t, sdl TSRMLS_CC);
                }
                efree(key);
        }

cache_in_memory:
        if (cache_wsdl & WSDL_CACHE_MEMORY) {
                if (sdl) {
                        sdlPtr psdl;
                        sdl_cache_bucket p;

                        if (SOAP_GLOBAL(mem_cache) == NULL) {
                                SOAP_GLOBAL(mem_cache) = malloc(sizeof(HashTable));
                                zend_hash_init(SOAP_GLOBAL(mem_cache), 0, NULL, delete_psdl, 1);
                        } else if (SOAP_GLOBAL(cache_limit) > 0 &&
                                   SOAP_GLOBAL(cache_limit) <= zend_hash_num_elements(SOAP_GLOBAL(mem_cache))) {
                                /* in-memory cache overflow */
                                sdl_cache_bucket *q;
                                HashPosition pos;
                                time_t latest = t;
                                char *key = NULL;
                                uint key_len;
                                ulong idx;

                                for (zend_hash_internal_pointer_reset_ex(SOAP_GLOBAL(mem_cache), &pos);
                                         zend_hash_get_current_data_ex(SOAP_GLOBAL(mem_cache), (void **) &q, &pos) == SUCCESS;
                                         zend_hash_move_forward_ex(SOAP_GLOBAL(mem_cache), &pos)) {
                                        if (q->time < latest) {
                                                latest = q->time;
                                                zend_hash_get_current_key_ex(SOAP_GLOBAL(mem_cache), &key, &key_len, &idx, 0, &pos);
                                        }
                                }
                                if (key) {
                                        zend_hash_del(SOAP_GLOBAL(mem_cache), key, key_len);
                                } else {
                                        return sdl;
                                }
                        }

                        psdl = make_persistent_sdl(sdl TSRMLS_CC);
                        psdl->is_persistent = 1;
                        p.time = t;
                        p.sdl = psdl;

                        if (SUCCESS == zend_hash_update(SOAP_GLOBAL(mem_cache), uri,
                                                                                        uri_len+1, (void*)&p, sizeof(sdl_cache_bucket), NULL)) {
                                /* remove non-persitent sdl structure */
                                delete_sdl_impl(sdl);
                                /* and replace it with persistent one */
                                sdl = psdl;
                        } else {
                                php_error_docref(NULL TSRMLS_CC, E_WARNING, "Failed to register persistent entry");
                                /* clean up persistent sdl */
                                delete_psdl(&p);
                                /* keep non-persistent sdl and return it */
                        }
                }
        }

        return sdl;
}

/* Deletes */
void delete_sdl_impl(void *handle)
{
        sdlPtr tmp = (sdlPtr)handle;

        zend_hash_destroy(&tmp->functions);
        if (tmp->source) {
                efree(tmp->source);
        }
        if (tmp->target_ns) {
                efree(tmp->target_ns);
        }
        if (tmp->elements) {
                zend_hash_destroy(tmp->elements);
                efree(tmp->elements);
        }
        if (tmp->encoders) {
                zend_hash_destroy(tmp->encoders);
                efree(tmp->encoders);
        }
        if (tmp->types) {
                zend_hash_destroy(tmp->types);
                efree(tmp->types);
        }
        if (tmp->groups) {
                zend_hash_destroy(tmp->groups);
                efree(tmp->groups);
        }
        if (tmp->bindings) {
                zend_hash_destroy(tmp->bindings);
                efree(tmp->bindings);
        }
        if (tmp->requests) {
                zend_hash_destroy(tmp->requests);
                efree(tmp->requests);
        }
        efree(tmp);
}

void delete_sdl(void *handle)
{
        sdlPtr tmp = (sdlPtr)handle;

        if (!tmp->is_persistent) {
                delete_sdl_impl(tmp);
        }
}

static void delete_binding(void *data)
{
        sdlBindingPtr binding = *((sdlBindingPtr*)data);

        if (binding->location) {
                efree(binding->location);
        }
        if (binding->name) {
                efree(binding->name);
        }

        if (binding->bindingType == BINDING_SOAP) {
                sdlSoapBindingPtr soapBind = binding->bindingAttributes;
                if (soapBind) {
                        efree(soapBind);
                }
        }
        efree(binding);
}

static void delete_binding_persistent(void *data)
{
        sdlBindingPtr binding = *((sdlBindingPtr*)data);

        if (binding->location) {
                free(binding->location);
        }
        if (binding->name) {
                free(binding->name);
        }

        if (binding->bindingType == BINDING_SOAP) {
                sdlSoapBindingPtr soapBind = binding->bindingAttributes;
                if (soapBind) {
                        free(soapBind);
                }
        }
        free(binding);
}

static void delete_sdl_soap_binding_function_body(sdlSoapBindingFunctionBody body)
{
        if (body.ns) {
                efree(body.ns);
        }
        if (body.headers) {
                zend_hash_destroy(body.headers);
                efree(body.headers);
        }
}

static void delete_sdl_soap_binding_function_body_persistent(sdlSoapBindingFunctionBody body)
{
        if (body.ns) {
                free(body.ns);
        }
        if (body.headers) {
                zend_hash_destroy(body.headers);
                free(body.headers);
        }
}

static void delete_function(void *data)
{
        sdlFunctionPtr function = *((sdlFunctionPtr*)data);

        if (function->functionName) {
                efree(function->functionName);
        }
        if (function->requestName) {
                efree(function->requestName);
        }
        if (function->responseName) {
                efree(function->responseName);
        }
        if (function->requestParameters) {
                zend_hash_destroy(function->requestParameters);
                efree(function->requestParameters);
        }
        if (function->responseParameters) {
                zend_hash_destroy(function->responseParameters);
                efree(function->responseParameters);
        }
        if (function->faults) {
                zend_hash_destroy(function->faults);
                efree(function->faults);
        }

        if (function->bindingAttributes &&
            function->binding && function->binding->bindingType == BINDING_SOAP) {
                sdlSoapBindingFunctionPtr soapFunction = function->bindingAttributes;
                if (soapFunction->soapAction) {
                        efree(soapFunction->soapAction);
                }
                delete_sdl_soap_binding_function_body(soapFunction->input);
                delete_sdl_soap_binding_function_body(soapFunction->output);
                efree(soapFunction);
        }
        efree(function);
}

static void delete_function_persistent(void *data)
{
        sdlFunctionPtr function = *((sdlFunctionPtr*)data);

        if (function->functionName) {
                free(function->functionName);
        }
        if (function->requestName) {
                free(function->requestName);
        }
        if (function->responseName) {
                free(function->responseName);
        }
        if (function->requestParameters) {
                zend_hash_destroy(function->requestParameters);
                free(function->requestParameters);
        }
        if (function->responseParameters) {
                zend_hash_destroy(function->responseParameters);
                free(function->responseParameters);
        }
        if (function->faults) {
                zend_hash_destroy(function->faults);
                free(function->faults);
        }

        if (function->bindingAttributes &&
            function->binding && function->binding->bindingType == BINDING_SOAP) {
                sdlSoapBindingFunctionPtr soapFunction = function->bindingAttributes;
                if (soapFunction->soapAction) {
                        free(soapFunction->soapAction);
                }
                delete_sdl_soap_binding_function_body_persistent(soapFunction->input);
                delete_sdl_soap_binding_function_body_persistent(soapFunction->output);
                free(soapFunction);
        }
        free(function);
}

static void delete_parameter(void *data)
{
        sdlParamPtr param = *((sdlParamPtr*)data);
        if (param->paramName) {
                efree(param->paramName);
        }
        efree(param);
}

static void delete_parameter_persistent(void *data)
{
        sdlParamPtr param = *((sdlParamPtr*)data);
        if (param->paramName) {
                free(param->paramName);
        }
        free(param);
}

static void delete_header(void *data)
{
        sdlSoapBindingFunctionHeaderPtr hdr = *((sdlSoapBindingFunctionHeaderPtr*)data);
        if (hdr->name) {
                efree(hdr->name);
        }
        if (hdr->ns) {
                efree(hdr->ns);
        }
        if (hdr->headerfaults) {
                zend_hash_destroy(hdr->headerfaults);
                efree(hdr->headerfaults);
        }
        efree(hdr);
}

static void delete_header_persistent(void *data)
{
        sdlSoapBindingFunctionHeaderPtr hdr = *((sdlSoapBindingFunctionHeaderPtr*)data);
        if (hdr->name) {
                free(hdr->name);
        }
        if (hdr->ns) {
                free(hdr->ns);
        }
        if (hdr->headerfaults) {
                zend_hash_destroy(hdr->headerfaults);
                free(hdr->headerfaults);
        }
        free(hdr);
}

static void delete_fault(void *data)
{
        sdlFaultPtr fault = *((sdlFaultPtr*)data);
        if (fault->name) {
                efree(fault->name);
        }
        if (fault->details) {
                zend_hash_destroy(fault->details);
                efree(fault->details);
        }
        if (fault->bindingAttributes) {
                sdlSoapBindingFunctionFaultPtr binding = (sdlSoapBindingFunctionFaultPtr)fault->bindingAttributes;

                if (binding->ns) {
                        efree(binding->ns);
                }
                efree(fault->bindingAttributes);
        }
        efree(fault);
}

static void delete_fault_persistent(void *data)
{
        sdlFaultPtr fault = *((sdlFaultPtr*)data);
        if (fault->name) {
                free(fault->name);
        }
        if (fault->details) {
                zend_hash_destroy(fault->details);
                free(fault->details);
        }
        if (fault->bindingAttributes) {
                sdlSoapBindingFunctionFaultPtr binding = (sdlSoapBindingFunctionFaultPtr)fault->bindingAttributes;

                if (binding->ns) {
                        free(binding->ns);
                }
                free(fault->bindingAttributes);
        }
        free(fault);
}

static void delete_document(void *doc_ptr)
{
        xmlDocPtr doc = *((xmlDocPtr*)doc_ptr);
        xmlFreeDoc(doc);
}


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