root/ext/fileinfo/libmagic/cdf.c

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DEFINITIONS

This source file includes following definitions.
  1. FILE_RCSID
  2. _cdf_tole2
  3. _cdf_tole4
  4. _cdf_tole8
  5. cdf_getuint32
  6. cdf_tole2
  7. cdf_tole4
  8. cdf_tole8
  9. cdf_swap_header
  10. cdf_unpack_header
  11. cdf_swap_dir
  12. cdf_swap_class
  13. cdf_unpack_dir
  14. cdf_check_stream_offset
  15. cdf_read
  16. cdf_read_header
  17. cdf_read_sector
  18. cdf_read_short_sector
  19. cdf_read_sat
  20. cdf_count_chain
  21. cdf_read_long_sector_chain
  22. cdf_read_short_sector_chain
  23. cdf_read_sector_chain
  24. cdf_read_dir
  25. cdf_read_ssat
  26. cdf_read_short_stream
  27. cdf_namecmp
  28. cdf_read_summary_info
  29. cdf_read_property_info
  30. cdf_unpack_summary_info
  31. cdf_print_classid
  32. cdf_print_property_name
  33. cdf_print_elapsed_time
  34. cdf_dump_header
  35. cdf_dump_sat
  36. cdf_dump
  37. cdf_dump_stream
  38. cdf_dump_dir
  39. cdf_dump_property_info
  40. cdf_dump_summary_info
  41. main

/*-
 * Copyright (c) 2008 Christos Zoulas
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
/*
 * Parse Composite Document Files, the format used in Microsoft Office
 * document files before they switched to zipped XML.
 * Info from: http://sc.openoffice.org/compdocfileformat.pdf
 *
 * N.B. This is the "Composite Document File" format, and not the
 * "Compound Document Format", nor the "Channel Definition Format".
 */

#include "file.h"

#ifndef lint
FILE_RCSID("@(#)$File: cdf.c,v 1.53 2013/02/26 16:20:42 christos Exp $")
#endif

#include <assert.h>
#ifdef CDF_DEBUG
#include <err.h>
#endif
#include <stdlib.h>

#ifdef PHP_WIN32
#include "win32/unistd.h"
#else
#include <unistd.h>
#endif

#ifndef UINT32_MAX
# define UINT32_MAX (0xffffffff)
#endif

#include <string.h>
#include <time.h>
#include <ctype.h>
#ifdef HAVE_LIMITS_H
#include <limits.h>
#endif

#ifndef EFTYPE
#define EFTYPE EINVAL
#endif

#include "cdf.h"

#ifdef CDF_DEBUG
#define DPRINTF(a) printf a, fflush(stdout)
#else
#define DPRINTF(a)
#endif

static union {
        char s[4];
        uint32_t u;
} cdf_bo;

#define NEED_SWAP       (cdf_bo.u == (uint32_t)0x01020304)

#define CDF_TOLE8(x)    ((uint64_t)(NEED_SWAP ? _cdf_tole8(x) : (uint64_t)(x)))
#define CDF_TOLE4(x)    ((uint32_t)(NEED_SWAP ? _cdf_tole4(x) : (uint32_t)(x)))
#define CDF_TOLE2(x)    ((uint16_t)(NEED_SWAP ? _cdf_tole2(x) : (uint16_t)(x)))
#define CDF_GETUINT32(x, y)     cdf_getuint32(x, y)


/*
 * swap a short
 */
static uint16_t
_cdf_tole2(uint16_t sv)
{
        uint16_t rv;
        uint8_t *s = (uint8_t *)(void *)&sv;
        uint8_t *d = (uint8_t *)(void *)&rv;
        d[0] = s[1];
        d[1] = s[0];
        return rv;
}

/*
 * swap an int
 */
static uint32_t
_cdf_tole4(uint32_t sv)
{
        uint32_t rv;
        uint8_t *s = (uint8_t *)(void *)&sv;
        uint8_t *d = (uint8_t *)(void *)&rv;
        d[0] = s[3];
        d[1] = s[2];
        d[2] = s[1];
        d[3] = s[0];
        return rv;
}

/*
 * swap a quad
 */
static uint64_t
_cdf_tole8(uint64_t sv)
{
        uint64_t rv;
        uint8_t *s = (uint8_t *)(void *)&sv;
        uint8_t *d = (uint8_t *)(void *)&rv;
        d[0] = s[7];
        d[1] = s[6];
        d[2] = s[5];
        d[3] = s[4];
        d[4] = s[3];
        d[5] = s[2];
        d[6] = s[1];
        d[7] = s[0];
        return rv;
}

/*
 * grab a uint32_t from a possibly unaligned address, and return it in
 * the native host order.
 */
static uint32_t
cdf_getuint32(const uint8_t *p, size_t offs)
{
        uint32_t rv;
        (void)memcpy(&rv, p + offs * sizeof(uint32_t), sizeof(rv));
        return CDF_TOLE4(rv);
}

#define CDF_UNPACK(a)   \
    (void)memcpy(&(a), &buf[len], sizeof(a)), len += sizeof(a)
#define CDF_UNPACKA(a)  \
    (void)memcpy((a), &buf[len], sizeof(a)), len += sizeof(a)

uint16_t
cdf_tole2(uint16_t sv)
{
        return CDF_TOLE2(sv);
}

uint32_t
cdf_tole4(uint32_t sv)
{
        return CDF_TOLE4(sv);
}

uint64_t
cdf_tole8(uint64_t sv)
{
        return CDF_TOLE8(sv);
}

void
cdf_swap_header(cdf_header_t *h)
{
        size_t i;

        h->h_magic = CDF_TOLE8(h->h_magic);
        h->h_uuid[0] = CDF_TOLE8(h->h_uuid[0]);
        h->h_uuid[1] = CDF_TOLE8(h->h_uuid[1]);
        h->h_revision = CDF_TOLE2(h->h_revision);
        h->h_version = CDF_TOLE2(h->h_version);
        h->h_byte_order = CDF_TOLE2(h->h_byte_order);
        h->h_sec_size_p2 = CDF_TOLE2(h->h_sec_size_p2);
        h->h_short_sec_size_p2 = CDF_TOLE2(h->h_short_sec_size_p2);
        h->h_num_sectors_in_sat = CDF_TOLE4(h->h_num_sectors_in_sat);
        h->h_secid_first_directory = CDF_TOLE4(h->h_secid_first_directory);
        h->h_min_size_standard_stream =
            CDF_TOLE4(h->h_min_size_standard_stream);
        h->h_secid_first_sector_in_short_sat =
            CDF_TOLE4((uint32_t)h->h_secid_first_sector_in_short_sat);
        h->h_num_sectors_in_short_sat =
            CDF_TOLE4(h->h_num_sectors_in_short_sat);
        h->h_secid_first_sector_in_master_sat =
            CDF_TOLE4((uint32_t)h->h_secid_first_sector_in_master_sat);
        h->h_num_sectors_in_master_sat =
            CDF_TOLE4(h->h_num_sectors_in_master_sat);
        for (i = 0; i < __arraycount(h->h_master_sat); i++)
                h->h_master_sat[i] = CDF_TOLE4((uint32_t)h->h_master_sat[i]);
}

void
cdf_unpack_header(cdf_header_t *h, char *buf)
{
        size_t i;
        size_t len = 0;

        CDF_UNPACK(h->h_magic);
        CDF_UNPACKA(h->h_uuid);
        CDF_UNPACK(h->h_revision);
        CDF_UNPACK(h->h_version);
        CDF_UNPACK(h->h_byte_order);
        CDF_UNPACK(h->h_sec_size_p2);
        CDF_UNPACK(h->h_short_sec_size_p2);
        CDF_UNPACKA(h->h_unused0);
        CDF_UNPACK(h->h_num_sectors_in_sat);
        CDF_UNPACK(h->h_secid_first_directory);
        CDF_UNPACKA(h->h_unused1);
        CDF_UNPACK(h->h_min_size_standard_stream);
        CDF_UNPACK(h->h_secid_first_sector_in_short_sat);
        CDF_UNPACK(h->h_num_sectors_in_short_sat);
        CDF_UNPACK(h->h_secid_first_sector_in_master_sat);
        CDF_UNPACK(h->h_num_sectors_in_master_sat);
        for (i = 0; i < __arraycount(h->h_master_sat); i++)
                CDF_UNPACK(h->h_master_sat[i]);
}

void
cdf_swap_dir(cdf_directory_t *d)
{
        d->d_namelen = CDF_TOLE2(d->d_namelen);
        d->d_left_child = CDF_TOLE4((uint32_t)d->d_left_child);
        d->d_right_child = CDF_TOLE4((uint32_t)d->d_right_child);
        d->d_storage = CDF_TOLE4((uint32_t)d->d_storage);
        d->d_storage_uuid[0] = CDF_TOLE8(d->d_storage_uuid[0]);
        d->d_storage_uuid[1] = CDF_TOLE8(d->d_storage_uuid[1]);
        d->d_flags = CDF_TOLE4(d->d_flags);
        d->d_created = CDF_TOLE8((uint64_t)d->d_created);
        d->d_modified = CDF_TOLE8((uint64_t)d->d_modified);
        d->d_stream_first_sector = CDF_TOLE4((uint32_t)d->d_stream_first_sector);
        d->d_size = CDF_TOLE4(d->d_size);
}

void
cdf_swap_class(cdf_classid_t *d)
{
        d->cl_dword = CDF_TOLE4(d->cl_dword);
        d->cl_word[0] = CDF_TOLE2(d->cl_word[0]);
        d->cl_word[1] = CDF_TOLE2(d->cl_word[1]);
}

void
cdf_unpack_dir(cdf_directory_t *d, char *buf)
{
        size_t len = 0;

        CDF_UNPACKA(d->d_name);
        CDF_UNPACK(d->d_namelen);
        CDF_UNPACK(d->d_type);
        CDF_UNPACK(d->d_color);
        CDF_UNPACK(d->d_left_child);
        CDF_UNPACK(d->d_right_child);
        CDF_UNPACK(d->d_storage);
        CDF_UNPACKA(d->d_storage_uuid);
        CDF_UNPACK(d->d_flags);
        CDF_UNPACK(d->d_created);
        CDF_UNPACK(d->d_modified);
        CDF_UNPACK(d->d_stream_first_sector);
        CDF_UNPACK(d->d_size);
        CDF_UNPACK(d->d_unused0);
}

static int
cdf_check_stream_offset(const cdf_stream_t *sst, const cdf_header_t *h,
    const void *p, size_t tail, int line)
{
        const char *b = (const char *)sst->sst_tab;
        const char *e = ((const char *)p) + tail;
        size_t ss = sst->sst_dirlen < h->h_min_size_standard_stream ?
            CDF_SHORT_SEC_SIZE(h) : CDF_SEC_SIZE(h);
        (void)&line;
        if (e >= b && (size_t)(e - b) <= ss * sst->sst_len)
                return 0;
        DPRINTF(("%d: offset begin %p < end %p || %" SIZE_T_FORMAT "u"
            " > %" SIZE_T_FORMAT "u [%" SIZE_T_FORMAT "u %"
            SIZE_T_FORMAT "u]\n", line, b, e, (size_t)(e - b),
            ss * sst->sst_len, ss, sst->sst_len));
        errno = EFTYPE;
        return -1;
}

static ssize_t
cdf_read(const cdf_info_t *info, off_t off, void *buf, size_t len)
{
        size_t siz = (size_t)off + len;

        if ((off_t)(off + len) != (off_t)siz) {
                errno = EINVAL;
                return -1;
        }

        if (info->i_buf != NULL && info->i_len >= siz) {
                (void)memcpy(buf, &info->i_buf[off], len);
                return (ssize_t)len;
        }

        if (info->i_fd == -1)
                return -1;

        if (FINFO_LSEEK_FUNC(info->i_fd, off, SEEK_SET) == (off_t)-1)
                return -1;

        if (FINFO_READ_FUNC(info->i_fd, buf, len) != (ssize_t)len)
                return -1;

        return (ssize_t)len;
}

int
cdf_read_header(const cdf_info_t *info, cdf_header_t *h)
{
        char buf[512];

        (void)memcpy(cdf_bo.s, "\01\02\03\04", 4);
        if (cdf_read(info, (off_t)0, buf, sizeof(buf)) == -1)
                return -1;
        cdf_unpack_header(h, buf);
        cdf_swap_header(h);
        if (h->h_magic != CDF_MAGIC) {
                DPRINTF(("Bad magic 0x%" INT64_T_FORMAT "x != 0x%"
                    INT64_T_FORMAT "x\n",
                    (unsigned long long)h->h_magic,
                    (unsigned long long)CDF_MAGIC));
                goto out;
        }
        if (h->h_sec_size_p2 > 20) {
                DPRINTF(("Bad sector size 0x%u\n", h->h_sec_size_p2));
                goto out;
        }
        if (h->h_short_sec_size_p2 > 20) {
                DPRINTF(("Bad short sector size 0x%u\n",
                    h->h_short_sec_size_p2));
                goto out;
        }
        return 0;
out:
        errno = EFTYPE;
        return -1;
}


ssize_t
cdf_read_sector(const cdf_info_t *info, void *buf, size_t offs, size_t len,
    const cdf_header_t *h, cdf_secid_t id)
{
        size_t ss = CDF_SEC_SIZE(h);
        size_t pos = CDF_SEC_POS(h, id);
        assert(ss == len);
        return cdf_read(info, (off_t)pos, ((char *)buf) + offs, len);
}

ssize_t
cdf_read_short_sector(const cdf_stream_t *sst, void *buf, size_t offs,
    size_t len, const cdf_header_t *h, cdf_secid_t id)
{
        size_t ss = CDF_SHORT_SEC_SIZE(h);
        size_t pos = CDF_SHORT_SEC_POS(h, id);
        assert(ss == len);
        if (pos + len > CDF_SEC_SIZE(h) * sst->sst_len) {
                DPRINTF(("Out of bounds read %" SIZE_T_FORMAT "u > %"
                    SIZE_T_FORMAT "u\n",
                    pos + len, CDF_SEC_SIZE(h) * sst->sst_len));
                return -1;
        }
        (void)memcpy(((char *)buf) + offs,
            ((const char *)sst->sst_tab) + pos, len);
        return len;
}

/*
 * Read the sector allocation table.
 */
int
cdf_read_sat(const cdf_info_t *info, cdf_header_t *h, cdf_sat_t *sat)
{
        size_t i, j, k;
        size_t ss = CDF_SEC_SIZE(h);
        cdf_secid_t *msa, mid, sec;
        size_t nsatpersec = (ss / sizeof(mid)) - 1;

        for (i = 0; i < __arraycount(h->h_master_sat); i++)
                if (h->h_master_sat[i] == CDF_SECID_FREE)
                        break;

#define CDF_SEC_LIMIT (UINT32_MAX / (4 * ss))
        if ((nsatpersec > 0 &&
            h->h_num_sectors_in_master_sat > CDF_SEC_LIMIT / nsatpersec) ||
            i > CDF_SEC_LIMIT) {
                DPRINTF(("Number of sectors in master SAT too big %u %"
                    SIZE_T_FORMAT "u\n", h->h_num_sectors_in_master_sat, i));
                errno = EFTYPE;
                return -1;
        }

        sat->sat_len = h->h_num_sectors_in_master_sat * nsatpersec + i;
        DPRINTF(("sat_len = %" SIZE_T_FORMAT "u ss = %" SIZE_T_FORMAT "u\n",
            sat->sat_len, ss));
        if ((sat->sat_tab = CAST(cdf_secid_t *, calloc(sat->sat_len, ss)))
            == NULL)
                return -1;

        for (i = 0; i < __arraycount(h->h_master_sat); i++) {
                if (h->h_master_sat[i] < 0)
                        break;
                if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h,
                    h->h_master_sat[i]) != (ssize_t)ss) {
                        DPRINTF(("Reading sector %d", h->h_master_sat[i]));
                        goto out1;
                }
        }

        if ((msa = CAST(cdf_secid_t *, calloc(1, ss))) == NULL)
                goto out1;

        mid = h->h_secid_first_sector_in_master_sat;
        for (j = 0; j < h->h_num_sectors_in_master_sat; j++) {
                if (mid < 0)
                        goto out;
                if (j >= CDF_LOOP_LIMIT) {
                        DPRINTF(("Reading master sector loop limit"));
                        errno = EFTYPE;
                        goto out2;
                }
                if (cdf_read_sector(info, msa, 0, ss, h, mid) != (ssize_t)ss) {
                        DPRINTF(("Reading master sector %d", mid));
                        goto out2;
                }
                for (k = 0; k < nsatpersec; k++, i++) {
                        sec = CDF_TOLE4((uint32_t)msa[k]);
                        if (sec < 0)
                                goto out;
                        if (i >= sat->sat_len) {
                            DPRINTF(("Out of bounds reading MSA %" SIZE_T_FORMAT
                                "u >= %" SIZE_T_FORMAT "u", i, sat->sat_len));
                            errno = EFTYPE;
                            goto out2;
                        }
                        if (cdf_read_sector(info, sat->sat_tab, ss * i, ss, h,
                            sec) != (ssize_t)ss) {
                                DPRINTF(("Reading sector %d",
                                    CDF_TOLE4(msa[k])));
                                goto out2;
                        }
                }
                mid = CDF_TOLE4((uint32_t)msa[nsatpersec]);
        }
out:
        sat->sat_len = i;
        free(msa);
        return 0;
out2:
        free(msa);
out1:
        free(sat->sat_tab);
        return -1;
}

size_t
cdf_count_chain(const cdf_sat_t *sat, cdf_secid_t sid, size_t size)
{
        size_t i, j;
        cdf_secid_t maxsector = (cdf_secid_t)((sat->sat_len * size)
            / sizeof(maxsector));

        DPRINTF(("Chain:"));
        for (j = i = 0; sid >= 0; i++, j++) {
                DPRINTF((" %d", sid));
                if (j >= CDF_LOOP_LIMIT) {
                        DPRINTF(("Counting chain loop limit"));
                        errno = EFTYPE;
                        return (size_t)-1;
                }
                if (sid >= maxsector) {
                        DPRINTF(("Sector %d >= %d\n", sid, maxsector));
                        errno = EFTYPE;
                        return (size_t)-1;
                }
                sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]);
        }
        DPRINTF(("\n"));
        return i;
}

int
cdf_read_long_sector_chain(const cdf_info_t *info, const cdf_header_t *h,
    const cdf_sat_t *sat, cdf_secid_t sid, size_t len, cdf_stream_t *scn)
{
        size_t ss = CDF_SEC_SIZE(h), i, j;
        ssize_t nr;
        scn->sst_len = cdf_count_chain(sat, sid, ss);
        scn->sst_dirlen = len;

        if (scn->sst_len == (size_t)-1)
                return -1;

        scn->sst_tab = calloc(scn->sst_len, ss);
        if (scn->sst_tab == NULL)
                return -1;

        for (j = i = 0; sid >= 0; i++, j++) {
                if (j >= CDF_LOOP_LIMIT) {
                        DPRINTF(("Read long sector chain loop limit"));
                        errno = EFTYPE;
                        goto out;
                }
                if (i >= scn->sst_len) {
                        DPRINTF(("Out of bounds reading long sector chain "
                            "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n", i,
                            scn->sst_len));
                        errno = EFTYPE;
                        goto out;
                }
                if ((nr = cdf_read_sector(info, scn->sst_tab, i * ss, ss, h,
                    sid)) != (ssize_t)ss) {
                        if (i == scn->sst_len - 1 && nr > 0) {
                                /* Last sector might be truncated */
                                return 0;
                        }
                        DPRINTF(("Reading long sector chain %d", sid));
                        goto out;
                }
                sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]);
        }
        return 0;
out:
        free(scn->sst_tab);
        return -1;
}

int
cdf_read_short_sector_chain(const cdf_header_t *h,
    const cdf_sat_t *ssat, const cdf_stream_t *sst,
    cdf_secid_t sid, size_t len, cdf_stream_t *scn)
{
        size_t ss = CDF_SHORT_SEC_SIZE(h), i, j;
        scn->sst_len = cdf_count_chain(ssat, sid, CDF_SEC_SIZE(h));
        scn->sst_dirlen = len;

        if (sst->sst_tab == NULL || scn->sst_len == (size_t)-1)
                return -1;

        scn->sst_tab = calloc(scn->sst_len, ss);
        if (scn->sst_tab == NULL)
                return -1;

        for (j = i = 0; sid >= 0; i++, j++) {
                if (j >= CDF_LOOP_LIMIT) {
                        DPRINTF(("Read short sector chain loop limit"));
                        errno = EFTYPE;
                        goto out;
                }
                if (i >= scn->sst_len) {
                        DPRINTF(("Out of bounds reading short sector chain "
                            "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n",
                            i, scn->sst_len));
                        errno = EFTYPE;
                        goto out;
                }
                if (cdf_read_short_sector(sst, scn->sst_tab, i * ss, ss, h,
                    sid) != (ssize_t)ss) {
                        DPRINTF(("Reading short sector chain %d", sid));
                        goto out;
                }
                sid = CDF_TOLE4((uint32_t)ssat->sat_tab[sid]);
        }
        return 0;
out:
        free(scn->sst_tab);
        return -1;
}

int
cdf_read_sector_chain(const cdf_info_t *info, const cdf_header_t *h,
    const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst,
    cdf_secid_t sid, size_t len, cdf_stream_t *scn)
{

        if (len < h->h_min_size_standard_stream && sst->sst_tab != NULL)
                return cdf_read_short_sector_chain(h, ssat, sst, sid, len,
                    scn);
        else
                return cdf_read_long_sector_chain(info, h, sat, sid, len, scn);
}

int
cdf_read_dir(const cdf_info_t *info, const cdf_header_t *h,
    const cdf_sat_t *sat, cdf_dir_t *dir)
{
        size_t i, j;
        size_t ss = CDF_SEC_SIZE(h), ns, nd;
        char *buf;
        cdf_secid_t sid = h->h_secid_first_directory;

        ns = cdf_count_chain(sat, sid, ss);
        if (ns == (size_t)-1)
                return -1;

        nd = ss / CDF_DIRECTORY_SIZE;

        dir->dir_len = ns * nd;
        dir->dir_tab = CAST(cdf_directory_t *,
            calloc(dir->dir_len, sizeof(dir->dir_tab[0])));
        if (dir->dir_tab == NULL)
                return -1;

        if ((buf = CAST(char *, malloc(ss))) == NULL) {
                free(dir->dir_tab);
                return -1;
        }

        for (j = i = 0; i < ns; i++, j++) {
                if (j >= CDF_LOOP_LIMIT) {
                        DPRINTF(("Read dir loop limit"));
                        errno = EFTYPE;
                        goto out;
                }
                if (cdf_read_sector(info, buf, 0, ss, h, sid) != (ssize_t)ss) {
                        DPRINTF(("Reading directory sector %d", sid));
                        goto out;
                }
                for (j = 0; j < nd; j++) {
                        cdf_unpack_dir(&dir->dir_tab[i * nd + j],
                            &buf[j * CDF_DIRECTORY_SIZE]);
                }
                sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]);
        }
        if (NEED_SWAP)
                for (i = 0; i < dir->dir_len; i++)
                        cdf_swap_dir(&dir->dir_tab[i]);
        free(buf);
        return 0;
out:
        free(dir->dir_tab);
        free(buf);
        return -1;
}


int
cdf_read_ssat(const cdf_info_t *info, const cdf_header_t *h,
    const cdf_sat_t *sat, cdf_sat_t *ssat)
{
        size_t i, j;
        size_t ss = CDF_SEC_SIZE(h);
        cdf_secid_t sid = h->h_secid_first_sector_in_short_sat;

        ssat->sat_len = cdf_count_chain(sat, sid, CDF_SEC_SIZE(h));
        if (ssat->sat_len == (size_t)-1)
                return -1;

        ssat->sat_tab = CAST(cdf_secid_t *, calloc(ssat->sat_len, ss));
        if (ssat->sat_tab == NULL)
                return -1;

        for (j = i = 0; sid >= 0; i++, j++) {
                if (j >= CDF_LOOP_LIMIT) {
                        DPRINTF(("Read short sat sector loop limit"));
                        errno = EFTYPE;
                        goto out;
                }
                if (i >= ssat->sat_len) {
                        DPRINTF(("Out of bounds reading short sector chain "
                            "%" SIZE_T_FORMAT "u > %" SIZE_T_FORMAT "u\n", i,
                            ssat->sat_len));
                        errno = EFTYPE;
                        goto out;
                }
                if (cdf_read_sector(info, ssat->sat_tab, i * ss, ss, h, sid) !=
                    (ssize_t)ss) {
                        DPRINTF(("Reading short sat sector %d", sid));
                        goto out;
                }
                sid = CDF_TOLE4((uint32_t)sat->sat_tab[sid]);
        }
        return 0;
out:
        free(ssat->sat_tab);
        return -1;
}

int
cdf_read_short_stream(const cdf_info_t *info, const cdf_header_t *h,
    const cdf_sat_t *sat, const cdf_dir_t *dir, cdf_stream_t *scn)
{
        size_t i;
        const cdf_directory_t *d;

        for (i = 0; i < dir->dir_len; i++)
                if (dir->dir_tab[i].d_type == CDF_DIR_TYPE_ROOT_STORAGE)
                        break;

        /* If the it is not there, just fake it; some docs don't have it */
        if (i == dir->dir_len)
                goto out;
        d = &dir->dir_tab[i];

        /* If the it is not there, just fake it; some docs don't have it */
        if (d->d_stream_first_sector < 0)
                goto out;

        return  cdf_read_long_sector_chain(info, h, sat,
            d->d_stream_first_sector, d->d_size, scn);
out:
        scn->sst_tab = NULL;
        scn->sst_len = 0;
        scn->sst_dirlen = 0;
        return 0;
}

static int
cdf_namecmp(const char *d, const uint16_t *s, size_t l)
{
        for (; l--; d++, s++)
                if (*d != CDF_TOLE2(*s))
                        return (unsigned char)*d - CDF_TOLE2(*s);
        return 0;
}

int
cdf_read_summary_info(const cdf_info_t *info, const cdf_header_t *h,
    const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst,
    const cdf_dir_t *dir, cdf_stream_t *scn)
{
        size_t i;
        const cdf_directory_t *d;
        static const char name[] = "\05SummaryInformation";

        for (i = dir->dir_len; i > 0; i--)
                if (dir->dir_tab[i - 1].d_type == CDF_DIR_TYPE_USER_STREAM &&
                    cdf_namecmp(name, dir->dir_tab[i - 1].d_name, sizeof(name))
                    == 0)
                        break;

        if (i == 0) {
                DPRINTF(("Cannot find summary information section\n"));
                errno = ESRCH;
                return -1;
        }
        d = &dir->dir_tab[i - 1];
        return cdf_read_sector_chain(info, h, sat, ssat, sst,
            d->d_stream_first_sector, d->d_size, scn);
}

int
cdf_read_property_info(const cdf_stream_t *sst, const cdf_header_t *h,
    uint32_t offs, cdf_property_info_t **info, size_t *count, size_t *maxcount)
{
        const cdf_section_header_t *shp;
        cdf_section_header_t sh;
        const uint8_t *p, *q, *e;
        int16_t s16;
        int32_t s32;
        uint32_t u32;
        int64_t s64;
        uint64_t u64;
        cdf_timestamp_t tp;
        size_t i, o, o4, nelements, j;
        cdf_property_info_t *inp;

        if (offs > UINT32_MAX / 4) {
                errno = EFTYPE;
                goto out;
        }
        shp = CAST(const cdf_section_header_t *, (const void *)
            ((const char *)sst->sst_tab + offs));
        if (cdf_check_stream_offset(sst, h, shp, sizeof(*shp), __LINE__) == -1)
                goto out;
        sh.sh_len = CDF_TOLE4(shp->sh_len);
#define CDF_SHLEN_LIMIT (UINT32_MAX / 8)
        if (sh.sh_len > CDF_SHLEN_LIMIT) {
                errno = EFTYPE;
                goto out;
        }
        sh.sh_properties = CDF_TOLE4(shp->sh_properties);
#define CDF_PROP_LIMIT (UINT32_MAX / (4 * sizeof(*inp)))
        if (sh.sh_properties > CDF_PROP_LIMIT)
                goto out;
        DPRINTF(("section len: %u properties %u\n", sh.sh_len,
            sh.sh_properties));
        if (*maxcount) {
                if (*maxcount > CDF_PROP_LIMIT)
                        goto out;
                *maxcount += sh.sh_properties;
                inp = CAST(cdf_property_info_t *,
                    realloc(*info, *maxcount * sizeof(*inp)));
        } else {
                *maxcount = sh.sh_properties;
                inp = CAST(cdf_property_info_t *,
                    malloc(*maxcount * sizeof(*inp)));
        }
        if (inp == NULL)
                goto out;
        *info = inp;
        inp += *count;
        *count += sh.sh_properties;
        p = CAST(const uint8_t *, (const void *)
            ((const char *)(const void *)sst->sst_tab +
            offs + sizeof(sh)));
        e = CAST(const uint8_t *, (const void *)
            (((const char *)(const void *)shp) + sh.sh_len));
        if (cdf_check_stream_offset(sst, h, e, 0, __LINE__) == -1)
                goto out;
        for (i = 0; i < sh.sh_properties; i++) {
                size_t ofs, tail = (i << 1) + 1;
                if (cdf_check_stream_offset(sst, h, p, tail * sizeof(uint32_t),
                    __LINE__) == -1)
                        goto out;
                ofs = CDF_GETUINT32(p, tail);
                q = (const uint8_t *)(const void *)
                    ((const char *)(const void *)p + ofs
                    - 2 * sizeof(uint32_t));
                if (q < p || q > e) {
                        DPRINTF(("Ran of the end %p > %p\n", q, e));
                        goto out;
                }
                inp[i].pi_id = CDF_GETUINT32(p, i << 1);
                inp[i].pi_type = CDF_GETUINT32(q, 0);
                DPRINTF(("%" SIZE_T_FORMAT "u) id=%x type=%x offs=0x%tx,0x%x\n",
                    i, inp[i].pi_id, inp[i].pi_type, q - p, offs));
                if (inp[i].pi_type & CDF_VECTOR) {
                        nelements = CDF_GETUINT32(q, 1);
                        if (nelements == 0) {
                                DPRINTF(("CDF_VECTOR with nelements == 0\n"));
                                goto out;
                        }
                        o = 2;
                } else {
                        nelements = 1;
                        o = 1;
                }
                o4 = o * sizeof(uint32_t);
                if (inp[i].pi_type & (CDF_ARRAY|CDF_BYREF|CDF_RESERVED))
                        goto unknown;
                switch (inp[i].pi_type & CDF_TYPEMASK) {
                case CDF_NULL:
                case CDF_EMPTY:
                        break;
                case CDF_SIGNED16:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        (void)memcpy(&s16, &q[o4], sizeof(s16));
                        inp[i].pi_s16 = CDF_TOLE2(s16);
                        break;
                case CDF_SIGNED32:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        (void)memcpy(&s32, &q[o4], sizeof(s32));
                        inp[i].pi_s32 = CDF_TOLE4((uint32_t)s32);
                        break;
                case CDF_BOOL:
                case CDF_UNSIGNED32:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        (void)memcpy(&u32, &q[o4], sizeof(u32));
                        inp[i].pi_u32 = CDF_TOLE4(u32);
                        break;
                case CDF_SIGNED64:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        (void)memcpy(&s64, &q[o4], sizeof(s64));
                        inp[i].pi_s64 = CDF_TOLE8((uint64_t)s64);
                        break;
                case CDF_UNSIGNED64:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        (void)memcpy(&u64, &q[o4], sizeof(u64));
                        inp[i].pi_u64 = CDF_TOLE8((uint64_t)u64);
                        break;
                case CDF_FLOAT:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        (void)memcpy(&u32, &q[o4], sizeof(u32));
                        u32 = CDF_TOLE4(u32);
                        memcpy(&inp[i].pi_f, &u32, sizeof(inp[i].pi_f));
                        break;
                case CDF_DOUBLE:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        (void)memcpy(&u64, &q[o4], sizeof(u64));
                        u64 = CDF_TOLE8((uint64_t)u64);
                        memcpy(&inp[i].pi_d, &u64, sizeof(inp[i].pi_d));
                        break;
                case CDF_LENGTH32_STRING:
                case CDF_LENGTH32_WSTRING:
                        if (nelements > 1) {
                                size_t nelem = inp - *info;
                                if (*maxcount > CDF_PROP_LIMIT
                                    || nelements > CDF_PROP_LIMIT)
                                        goto out;
                                *maxcount += nelements;
                                inp = CAST(cdf_property_info_t *,
                                    realloc(*info, *maxcount * sizeof(*inp)));
                                if (inp == NULL)
                                        goto out;
                                *info = inp;
                                inp = *info + nelem;
                        }
                        DPRINTF(("nelements = %" SIZE_T_FORMAT "u\n",
                            nelements));
                        for (j = 0; j < nelements && i < sh.sh_properties; 
                            j++, i++) 
                        {
                                uint32_t l = CDF_GETUINT32(q, o);
                                inp[i].pi_str.s_len = l;
                                inp[i].pi_str.s_buf = (const char *)
                                    (const void *)(&q[o4 + sizeof(l)]);
                                DPRINTF(("l = %d, r = %" SIZE_T_FORMAT
                                    "u, s = %s\n", l,
                                    CDF_ROUND(l, sizeof(l)),
                                    inp[i].pi_str.s_buf));
                                if (l & 1)
                                        l++;
                                o += l >> 1;
                                if (q + o >= e)
                                        goto out;
                                o4 = o * sizeof(uint32_t);
                        }
                        i--;
                        break;
                case CDF_FILETIME:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        (void)memcpy(&tp, &q[o4], sizeof(tp));
                        inp[i].pi_tp = CDF_TOLE8((uint64_t)tp);
                        break;
                case CDF_CLIPBOARD:
                        if (inp[i].pi_type & CDF_VECTOR)
                                goto unknown;
                        break;
                default:
                unknown:
                        DPRINTF(("Don't know how to deal with %x\n",
                            inp[i].pi_type));
                        break;
                }
        }
        return 0;
out:
        free(*info);
        return -1;
}

int
cdf_unpack_summary_info(const cdf_stream_t *sst, const cdf_header_t *h,
    cdf_summary_info_header_t *ssi, cdf_property_info_t **info, size_t *count)
{
        size_t maxcount;
        const cdf_summary_info_header_t *si =
            CAST(const cdf_summary_info_header_t *, sst->sst_tab);
        const cdf_section_declaration_t *sd =
            CAST(const cdf_section_declaration_t *, (const void *)
            ((const char *)sst->sst_tab + CDF_SECTION_DECLARATION_OFFSET));

        if (cdf_check_stream_offset(sst, h, si, sizeof(*si), __LINE__) == -1 ||
            cdf_check_stream_offset(sst, h, sd, sizeof(*sd), __LINE__) == -1)
                return -1;
        ssi->si_byte_order = CDF_TOLE2(si->si_byte_order);
        ssi->si_os_version = CDF_TOLE2(si->si_os_version);
        ssi->si_os = CDF_TOLE2(si->si_os);
        ssi->si_class = si->si_class;
        cdf_swap_class(&ssi->si_class);
        ssi->si_count = CDF_TOLE4(si->si_count);
        *count = 0;
        maxcount = 0;
        *info = NULL;
        if (cdf_read_property_info(sst, h, CDF_TOLE4(sd->sd_offset), info,
                count, &maxcount) == -1) 
                        return -1;
        return 0;
}



int
cdf_print_classid(char *buf, size_t buflen, const cdf_classid_t *id)
{
        return snprintf(buf, buflen, "%.8x-%.4x-%.4x-%.2x%.2x-"
            "%.2x%.2x%.2x%.2x%.2x%.2x", id->cl_dword, id->cl_word[0],
            id->cl_word[1], id->cl_two[0], id->cl_two[1], id->cl_six[0],
            id->cl_six[1], id->cl_six[2], id->cl_six[3], id->cl_six[4],
            id->cl_six[5]);
}

static const struct {
        uint32_t v;
        const char *n;
} vn[] = {
        { CDF_PROPERTY_CODE_PAGE, "Code page" },
        { CDF_PROPERTY_TITLE, "Title" },
        { CDF_PROPERTY_SUBJECT, "Subject" },
        { CDF_PROPERTY_AUTHOR, "Author" },
        { CDF_PROPERTY_KEYWORDS, "Keywords" },
        { CDF_PROPERTY_COMMENTS, "Comments" },
        { CDF_PROPERTY_TEMPLATE, "Template" },
        { CDF_PROPERTY_LAST_SAVED_BY, "Last Saved By" },
        { CDF_PROPERTY_REVISION_NUMBER, "Revision Number" },
        { CDF_PROPERTY_TOTAL_EDITING_TIME, "Total Editing Time" },
        { CDF_PROPERTY_LAST_PRINTED, "Last Printed" },
        { CDF_PROPERTY_CREATE_TIME, "Create Time/Date" },
        { CDF_PROPERTY_LAST_SAVED_TIME, "Last Saved Time/Date" },
        { CDF_PROPERTY_NUMBER_OF_PAGES, "Number of Pages" },
        { CDF_PROPERTY_NUMBER_OF_WORDS, "Number of Words" },
        { CDF_PROPERTY_NUMBER_OF_CHARACTERS, "Number of Characters" },
        { CDF_PROPERTY_THUMBNAIL, "Thumbnail" },
        { CDF_PROPERTY_NAME_OF_APPLICATION, "Name of Creating Application" },
        { CDF_PROPERTY_SECURITY, "Security" },
        { CDF_PROPERTY_LOCALE_ID, "Locale ID" },
};

int
cdf_print_property_name(char *buf, size_t bufsiz, uint32_t p)
{
        size_t i;

        for (i = 0; i < __arraycount(vn); i++)
                if (vn[i].v == p)
                        return snprintf(buf, bufsiz, "%s", vn[i].n);
        return snprintf(buf, bufsiz, "0x%x", p);
}

int
cdf_print_elapsed_time(char *buf, size_t bufsiz, cdf_timestamp_t ts)
{
        int len = 0;
        int days, hours, mins, secs;

        ts /= CDF_TIME_PREC;
        secs = (int)(ts % 60);
        ts /= 60;
        mins = (int)(ts % 60);
        ts /= 60;
        hours = (int)(ts % 24);
        ts /= 24;
        days = (int)ts;

        if (days) {
                len += snprintf(buf + len, bufsiz - len, "%dd+", days);
                if ((size_t)len >= bufsiz)
                        return len;
        }

        if (days || hours) {
                len += snprintf(buf + len, bufsiz - len, "%.2d:", hours);
                if ((size_t)len >= bufsiz)
                        return len;
        }

        len += snprintf(buf + len, bufsiz - len, "%.2d:", mins);
        if ((size_t)len >= bufsiz)
                return len;

        len += snprintf(buf + len, bufsiz - len, "%.2d", secs);
        return len;
}


#ifdef CDF_DEBUG
void
cdf_dump_header(const cdf_header_t *h)
{
        size_t i;

#define DUMP(a, b) (void)fprintf(stderr, "%40.40s = " a "\n", # b, h->h_ ## b)
#define DUMP2(a, b) (void)fprintf(stderr, "%40.40s = " a " (" a ")\n", # b, \
    h->h_ ## b, 1 << h->h_ ## b)
        DUMP("%d", revision);
        DUMP("%d", version);
        DUMP("0x%x", byte_order);
        DUMP2("%d", sec_size_p2);
        DUMP2("%d", short_sec_size_p2);
        DUMP("%d", num_sectors_in_sat);
        DUMP("%d", secid_first_directory);
        DUMP("%d", min_size_standard_stream);
        DUMP("%d", secid_first_sector_in_short_sat);
        DUMP("%d", num_sectors_in_short_sat);
        DUMP("%d", secid_first_sector_in_master_sat);
        DUMP("%d", num_sectors_in_master_sat);
        for (i = 0; i < __arraycount(h->h_master_sat); i++) {
                if (h->h_master_sat[i] == CDF_SECID_FREE)
                        break;
                (void)fprintf(stderr, "%35.35s[%.3zu] = %d\n",
                    "master_sat", i, h->h_master_sat[i]);
        }
}

void
cdf_dump_sat(const char *prefix, const cdf_sat_t *sat, size_t size)
{
        size_t i, j, s = size / sizeof(cdf_secid_t);

        for (i = 0; i < sat->sat_len; i++) {
                (void)fprintf(stderr, "%s[%" SIZE_T_FORMAT "u]:\n%.6"
                    SIZE_T_FORMAT "u: ", prefix, i, i * s);
                for (j = 0; j < s; j++) {
                        (void)fprintf(stderr, "%5d, ",
                            CDF_TOLE4(sat->sat_tab[s * i + j]));
                        if ((j + 1) % 10 == 0)
                                (void)fprintf(stderr, "\n%.6" SIZE_T_FORMAT
                                    "u: ", i * s + j + 1);
                }
                (void)fprintf(stderr, "\n");
        }
}

void
cdf_dump(void *v, size_t len)
{
        size_t i, j;
        unsigned char *p = v;
        char abuf[16];
        (void)fprintf(stderr, "%.4x: ", 0);
        for (i = 0, j = 0; i < len; i++, p++) {
                (void)fprintf(stderr, "%.2x ", *p);
                abuf[j++] = isprint(*p) ? *p : '.';
                if (j == 16) {
                        j = 0;
                        abuf[15] = '\0';
                        (void)fprintf(stderr, "%s\n%.4" SIZE_T_FORMAT "x: ",
                            abuf, i + 1);
                }
        }
        (void)fprintf(stderr, "\n");
}

void
cdf_dump_stream(const cdf_header_t *h, const cdf_stream_t *sst)
{
        size_t ss = sst->sst_dirlen < h->h_min_size_standard_stream ?
            CDF_SHORT_SEC_SIZE(h) : CDF_SEC_SIZE(h);
        cdf_dump(sst->sst_tab, ss * sst->sst_len);
}

void
cdf_dump_dir(const cdf_info_t *info, const cdf_header_t *h,
    const cdf_sat_t *sat, const cdf_sat_t *ssat, const cdf_stream_t *sst,
    const cdf_dir_t *dir)
{
        size_t i, j;
        cdf_directory_t *d;
        char name[__arraycount(d->d_name)];
        cdf_stream_t scn;
        struct timeval ts;

        static const char *types[] = { "empty", "user storage",
            "user stream", "lockbytes", "property", "root storage" };

        for (i = 0; i < dir->dir_len; i++) {
                d = &dir->dir_tab[i];
                for (j = 0; j < sizeof(name); j++)
                        name[j] = (char)CDF_TOLE2(d->d_name[j]);
                (void)fprintf(stderr, "Directory %" SIZE_T_FORMAT "u: %s\n",
                    i, name);
                if (d->d_type < __arraycount(types))
                        (void)fprintf(stderr, "Type: %s\n", types[d->d_type]);
                else
                        (void)fprintf(stderr, "Type: %d\n", d->d_type);
                (void)fprintf(stderr, "Color: %s\n",
                    d->d_color ? "black" : "red");
                (void)fprintf(stderr, "Left child: %d\n", d->d_left_child);
                (void)fprintf(stderr, "Right child: %d\n", d->d_right_child);
                (void)fprintf(stderr, "Flags: 0x%x\n", d->d_flags);
                cdf_timestamp_to_timespec(&ts, d->d_created);
                (void)fprintf(stderr, "Created %s", cdf_ctime(&ts.tv_sec));
                cdf_timestamp_to_timespec(&ts, d->d_modified);
                (void)fprintf(stderr, "Modified %s", cdf_ctime(&ts.tv_sec));
                (void)fprintf(stderr, "Stream %d\n", d->d_stream_first_sector);
                (void)fprintf(stderr, "Size %d\n", d->d_size);
                switch (d->d_type) {
                case CDF_DIR_TYPE_USER_STORAGE:
                        (void)fprintf(stderr, "Storage: %d\n", d->d_storage);
                        break;
                case CDF_DIR_TYPE_USER_STREAM:
                        if (sst == NULL)
                                break;
                        if (cdf_read_sector_chain(info, h, sat, ssat, sst,
                            d->d_stream_first_sector, d->d_size, &scn) == -1) {
                                warn("Can't read stream for %s at %d len %d",
                                    name, d->d_stream_first_sector, d->d_size);
                                break;
                        }
                        cdf_dump_stream(h, &scn);
                        free(scn.sst_tab);
                        break;
                default:
                        break;
                }

        }
}

void
cdf_dump_property_info(const cdf_property_info_t *info, size_t count)
{
        cdf_timestamp_t tp;
        struct timeval ts;
        char buf[64];
        size_t i, j;

        for (i = 0; i < count; i++) {
                cdf_print_property_name(buf, sizeof(buf), info[i].pi_id);
                (void)fprintf(stderr, "%" SIZE_T_FORMAT "u) %s: ", i, buf);
                switch (info[i].pi_type) {
                case CDF_NULL:
                        break;
                case CDF_SIGNED16:
                        (void)fprintf(stderr, "signed 16 [%hd]\n",
                            info[i].pi_s16);
                        break;
                case CDF_SIGNED32:
                        (void)fprintf(stderr, "signed 32 [%d]\n",
                            info[i].pi_s32);
                        break;
                case CDF_UNSIGNED32:
                        (void)fprintf(stderr, "unsigned 32 [%u]\n",
                            info[i].pi_u32);
                        break;
                case CDF_FLOAT:
                        (void)fprintf(stderr, "float [%g]\n",
                            info[i].pi_f);
                        break;
                case CDF_DOUBLE:
                        (void)fprintf(stderr, "double [%g]\n",
                            info[i].pi_d);
                        break;
                case CDF_LENGTH32_STRING:
                        (void)fprintf(stderr, "string %u [%.*s]\n",
                            info[i].pi_str.s_len,
                            info[i].pi_str.s_len, info[i].pi_str.s_buf);
                        break;
                case CDF_LENGTH32_WSTRING:
                        (void)fprintf(stderr, "string %u [",
                            info[i].pi_str.s_len);
                        for (j = 0; j < info[i].pi_str.s_len - 1; j++)
                            (void)fputc(info[i].pi_str.s_buf[j << 1], stderr);
                        (void)fprintf(stderr, "]\n");
                        break;
                case CDF_FILETIME:
                        tp = info[i].pi_tp;
#if defined(PHP_WIN32) && _MSC_VER <= 1500
                if (tp < 1000000000000000i64) {
#else
                        if (tp < 1000000000000000LL) {
#endif
                                cdf_print_elapsed_time(buf, sizeof(buf), tp);
                                (void)fprintf(stderr, "timestamp %s\n", buf);
                        } else {
                                cdf_timestamp_to_timespec(&ts, tp);
                                (void)fprintf(stderr, "timestamp %s",
                                    cdf_ctime(&ts.tv_sec));
                        }
                        break;
                case CDF_CLIPBOARD:
                        (void)fprintf(stderr, "CLIPBOARD %u\n", info[i].pi_u32);
                        break;
                default:
                        DPRINTF(("Don't know how to deal with %x\n",
                            info[i].pi_type));
                        break;
                }
        }
}


void
cdf_dump_summary_info(const cdf_header_t *h, const cdf_stream_t *sst)
{
        char buf[128];
        cdf_summary_info_header_t ssi;
        cdf_property_info_t *info;
        size_t count;

        (void)&h;
        if (cdf_unpack_summary_info(sst, h, &ssi, &info, &count) == -1)
                return;
        (void)fprintf(stderr, "Endian: %x\n", ssi.si_byte_order);
        (void)fprintf(stderr, "Os Version %d.%d\n", ssi.si_os_version & 0xff,
                ssi.si_os_version >> 8);
        (void)fprintf(stderr, "Os %d\n", ssi.si_os);
        cdf_print_classid(buf, sizeof(buf), &ssi.si_class);
        (void)fprintf(stderr, "Class %s\n", buf);
        (void)fprintf(stderr, "Count %d\n", ssi.si_count);
        cdf_dump_property_info(info, count);
        free(info);
}

#endif

#ifdef TEST
int
main(int argc, char *argv[])
{
        int i;
        cdf_header_t h;
        cdf_sat_t sat, ssat;
        cdf_stream_t sst, scn;
        cdf_dir_t dir;
        cdf_info_t info;

        if (argc < 2) {
                (void)fprintf(stderr, "Usage: %s <filename>\n", getprogname());
                return -1;
        }

        info.i_buf = NULL;
        info.i_len = 0;
        for (i = 1; i < argc; i++) {
                if ((info.i_fd = open(argv[1], O_RDONLY)) == -1)
                        err(1, "Cannot open `%s'", argv[1]);

                if (cdf_read_header(&info, &h) == -1)
                        err(1, "Cannot read header");
#ifdef CDF_DEBUG
                cdf_dump_header(&h);
#endif

                if (cdf_read_sat(&info, &h, &sat) == -1)
                        err(1, "Cannot read sat");
#ifdef CDF_DEBUG
                cdf_dump_sat("SAT", &sat, CDF_SEC_SIZE(&h));
#endif

                if (cdf_read_ssat(&info, &h, &sat, &ssat) == -1)
                        err(1, "Cannot read ssat");
#ifdef CDF_DEBUG
                cdf_dump_sat("SSAT", &ssat, CDF_SHORT_SEC_SIZE(&h));
#endif

                if (cdf_read_dir(&info, &h, &sat, &dir) == -1)
                        err(1, "Cannot read dir");

                if (cdf_read_short_stream(&info, &h, &sat, &dir, &sst) == -1)
                        err(1, "Cannot read short stream");
#ifdef CDF_DEBUG
                cdf_dump_stream(&h, &sst);
#endif

#ifdef CDF_DEBUG
                cdf_dump_dir(&info, &h, &sat, &ssat, &sst, &dir);
#endif


                if (cdf_read_summary_info(&info, &h, &sat, &ssat, &sst, &dir,
                    &scn) == -1)
                        err(1, "Cannot read summary info");
#ifdef CDF_DEBUG
                cdf_dump_summary_info(&h, &scn);
#endif

                (void)close(info.i_fd);
        }

        return 0;
}
#endif

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