/* [<][>][^][v][top][bottom][index][help] */
DEFINITIONS
This source file includes following definitions.
- OpenPhpRegistryKey
- LoadDirectory
- delete_internal_hashtable
- UpdateIniFromRegistry
- GetIniPathFromRegistry
#include "php.h"
#include "php_ini.h"
#include "php_win32_globals.h"
#define PHP_REGISTRY_KEY "SOFTWARE\\PHP"
#define PHP_VER1(V1) #V1
#define PHP_VER2(V1,V2) #V1"."#V2
#define PHP_VER3(V1,V2,V3) #V1"."#V2"."#V3
#define PHP_REGISTRY_KEYV(VER) PHP_REGISTRY_KEY"\\"VER
#define PHP_REGISTRY_KEY1(V1) PHP_REGISTRY_KEY"\\"PHP_VER1(V1)
#define PHP_REGISTRY_KEY2(V1,V2) PHP_REGISTRY_KEY"\\"PHP_VER2(V1,V2)
#define PHP_REGISTRY_KEY3(V1,V2,V3) PHP_REGISTRY_KEY"\\"PHP_VER3(V1,V2,V3)
static const char* registry_keys[] = {
PHP_REGISTRY_KEYV(PHP_VERSION),
PHP_REGISTRY_KEY3(PHP_MAJOR_VERSION, PHP_MINOR_VERSION, PHP_RELEASE_VERSION),
PHP_REGISTRY_KEY2(PHP_MAJOR_VERSION, PHP_MINOR_VERSION),
PHP_REGISTRY_KEY1(PHP_MAJOR_VERSION),
PHP_REGISTRY_KEY,
NULL
};
static int OpenPhpRegistryKey(char* sub_key, HKEY *hKey)
{
const char **key_name = registry_keys;
if (sub_key) {
int main_key_len;
int sub_key_len = strlen(sub_key);
char *reg_key;
while (*key_name) {
LONG ret;
main_key_len = strlen(*key_name);
reg_key = emalloc(main_key_len + sub_key_len + 1);
memcpy(reg_key, *key_name, main_key_len);
memcpy(reg_key + main_key_len, sub_key, sub_key_len + 1);
ret = RegOpenKeyEx(HKEY_LOCAL_MACHINE, reg_key, 0, KEY_READ, hKey);
efree(reg_key);
if (ret == ERROR_SUCCESS) {
return 1;
}
++key_name;
}
} else {
while (*key_name) {
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, *key_name, 0, KEY_READ, hKey) == ERROR_SUCCESS) {
return 1;
}
++key_name;
}
}
return 0;
}
static int LoadDirectory(HashTable *directories, HKEY key, char *path, int path_len, HashTable *parent_ht)
{
DWORD keys, values, max_key, max_name, max_value;
int ret = 0;
HashTable *ht = NULL;
if (RegQueryInfoKey(key, NULL, NULL, NULL, &keys, &max_key, NULL, &values, &max_name, &max_value, NULL, NULL) == ERROR_SUCCESS) {
if (values) {
DWORD i;
char *name = (char*)emalloc(max_name+1);
char *value = (char*)emalloc(max_value+1);
DWORD name_len, type, value_len;
zval *data;
for (i = 0; i < values; i++) {
name_len = max_name+1;
value_len = max_value+1;
if (RegEnumValue(key, i, name, &name_len, NULL, &type, value, &value_len) == ERROR_SUCCESS) {
if ((type == REG_SZ) || (type == REG_EXPAND_SZ)) {
if (!ht) {
ht = (HashTable*)malloc(sizeof(HashTable));
if (!ht) {
return ret;
}
zend_hash_init(ht, 0, NULL, ZVAL_INTERNAL_PTR_DTOR, 1);
}
data = (zval*)malloc(sizeof(zval));
if (!data) {
return ret;
}
INIT_PZVAL(data);
Z_STRVAL_P(data) = zend_strndup(value, value_len-1);
Z_STRLEN_P(data) = value_len-1;
Z_TYPE_P(data) = IS_STRING;
zend_hash_update(ht, name, name_len+1, &data, sizeof(zval*), NULL);
}
}
}
if (ht) {
if (parent_ht) {
HashPosition pos;
char *index;
uint index_len;
ulong num;
zval **tmpdata;
for (zend_hash_internal_pointer_reset_ex(parent_ht, &pos);
zend_hash_get_current_data_ex(parent_ht, (void**)&tmpdata, &pos) == SUCCESS &&
zend_hash_get_current_key_ex(parent_ht, &index, &index_len, &num, 0, &pos) == HASH_KEY_IS_STRING;
zend_hash_move_forward_ex(parent_ht, &pos)) {
if (zend_hash_add(ht, index, index_len, tmpdata, sizeof(zval*), NULL) == SUCCESS) {
Z_ADDREF_PP(tmpdata);
}
}
}
zend_hash_update(directories, path, path_len+1, &ht, sizeof(HashTable*), NULL);
ret = 1;
}
efree(name);
efree(value);
}
if (ht == NULL) {
ht = parent_ht;
}
if (keys) {
DWORD i;
char *name = (char*)emalloc(max_key+1);
char *new_path = (char*)emalloc(path_len+max_key+2);
DWORD name_len;
FILETIME t;
HKEY subkey;
for (i = 0; i < keys; i++) {
name_len = max_key+1;
if (RegEnumKeyEx(key, i, name, &name_len, NULL, NULL, NULL, &t) == ERROR_SUCCESS) {
if (RegOpenKeyEx(key, name, 0, KEY_READ, &subkey) == ERROR_SUCCESS) {
if (path_len) {
memcpy(new_path, path, path_len);
new_path[path_len] = '/';
memcpy(new_path+path_len+1, name, name_len+1);
zend_str_tolower(new_path, path_len+name_len+1);
name_len += path_len+1;
} else {
memcpy(new_path, name, name_len+1);
zend_str_tolower(new_path, name_len);
}
if (LoadDirectory(directories, subkey, new_path, name_len, ht)) {
ret = 1;
}
RegCloseKey(subkey);
}
}
}
efree(new_path);
efree(name);
}
}
return ret;
}
static void delete_internal_hashtable(void *data)
{
zend_hash_destroy(*(HashTable**)data);
free(*(HashTable**)data);
}
#define RegNotifyFlags (REG_NOTIFY_CHANGE_NAME | REG_NOTIFY_CHANGE_ATTRIBUTES | REG_NOTIFY_CHANGE_LAST_SET)
void UpdateIniFromRegistry(char *path TSRMLS_DC)
{
char *p, *orig_path;
int path_len;
HashTable **pht;
if(!path) {
return;
}
if (!PW32G(registry_directories)) {
PW32G(registry_directories) = (HashTable*)malloc(sizeof(HashTable));
if (!PW32G(registry_directories)) {
return;
}
zend_hash_init(PW32G(registry_directories), 0, NULL, delete_internal_hashtable, 1);
if (!OpenPhpRegistryKey("\\Per Directory Values", &PW32G(registry_key))) {
PW32G(registry_key) = NULL;
return;
}
PW32G(registry_event) = CreateEvent(NULL, TRUE, FALSE, NULL);
if (PW32G(registry_event)) {
RegNotifyChangeKeyValue(PW32G(registry_key), TRUE, RegNotifyFlags, PW32G(registry_event), TRUE);
}
if (!LoadDirectory(PW32G(registry_directories), PW32G(registry_key), "", 0, NULL)) {
return;
}
} else if (PW32G(registry_event) && WaitForSingleObject(PW32G(registry_event), 0) == WAIT_OBJECT_0) {
RegNotifyChangeKeyValue(PW32G(registry_key), TRUE, RegNotifyFlags, PW32G(registry_event), TRUE);
zend_hash_clean(PW32G(registry_directories));
if (!LoadDirectory(PW32G(registry_directories), PW32G(registry_key), "", 0, NULL)) {
return;
}
} else if (zend_hash_num_elements(PW32G(registry_directories)) == 0) {
return;
}
orig_path = path = estrdup(path);
/* Get rid of C:, if exists */
p = strchr(path, ':');
if (p) {
*p = path[0]; /* replace the colon with the drive letter */
path = p; /* make path point to the drive letter */
} else {
if (path[0] != '\\' && path[0] != '/') {
char tmp_buf[MAXPATHLEN], *cwd;
char drive_letter;
/* get current working directory and prepend it to the path */
if (!VCWD_GETCWD(tmp_buf, MAXPATHLEN)) {
efree(orig_path);
return;
}
cwd = strchr(tmp_buf, ':');
if (!cwd) {
drive_letter = 'C';
cwd = tmp_buf;
} else {
drive_letter = tmp_buf[0];
cwd++;
}
while (*cwd == '\\' || *cwd == '/') {
cwd++;
}
spprintf(&path, 0, "%c\\%s\\%s", drive_letter, cwd, orig_path);
efree(orig_path);
orig_path = path;
}
}
path_len = 0;
while (path[path_len] != 0) {
if (path[path_len] == '\\') {
path[path_len] = '/';
}
path_len++;
}
zend_str_tolower(path, path_len);
while (path_len >= 0) {
if (zend_hash_find(PW32G(registry_directories), path, path_len+1, (void**)&pht) == SUCCESS) {
HashTable *ht = *pht;
HashPosition pos;
char *index;
uint index_len;
ulong num;
zval **data;
for (zend_hash_internal_pointer_reset_ex(ht, &pos);
zend_hash_get_current_data_ex(ht, (void**)&data, &pos) == SUCCESS &&
zend_hash_get_current_key_ex(ht, &index, &index_len, &num, 0, &pos) == HASH_KEY_IS_STRING;
zend_hash_move_forward_ex(ht, &pos)) {
zend_alter_ini_entry(index, index_len, Z_STRVAL_PP(data), Z_STRLEN_PP(data), PHP_INI_SYSTEM, PHP_INI_STAGE_ACTIVATE);
}
break;
}
if (--path_len > 0) {
while (path_len > 0 && path[path_len] != '/') {
path_len--;
}
}
path[path_len] = 0;
}
efree(orig_path);
}
#define PHPRC_REGISTRY_NAME "IniFilePath"
char *GetIniPathFromRegistry()
{
char *reg_location = NULL;
HKEY hKey;
if (OpenPhpRegistryKey(NULL, &hKey)) {
DWORD buflen = MAXPATHLEN;
reg_location = emalloc(MAXPATHLEN+1);
if(RegQueryValueEx(hKey, PHPRC_REGISTRY_NAME, 0, NULL, reg_location, &buflen) != ERROR_SUCCESS) {
efree(reg_location);
reg_location = NULL;
return reg_location;
}
RegCloseKey(hKey);
}
return reg_location;
}