freeswitch/libs/sofia-sip/libsofia-sip-ua/sdp/torture_sdp.c

/*
 * This file is part of the Sofia-SIP package
 *
 * Copyright (C) 2005 Nokia Corporation.
 *
 * Contact: Pekka Pessi <pekka.pessi@nokia.com>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA
 *
 */

/**@internal
 *
 * @CFILE sdp_torture.c
 *
 * Torture testing sdp module.
 *
 * @author Pekka Pessi <Pekka.Pessi@nokia.com>
 * @author Kai Vehmanen <kai.vehmanen@nokia.com>
 *
 * @date Created: Tue Mar  6 18:33:42 2001 ppessi
 */

#include "config.h"

#include <stdio.h>
#include <string.h>
#include <stddef.h>
#include <stdlib.h>

#include <sofia-sip/su_types.h>
#include <sofia-sip/su_string.h>

#include <sofia-sip/sdp.h>

#include <sofia-sip/su_tag.h>
#include <sofia-sip/su_tag_io.h>
#include <sofia-sip/sdp_tag.h>

#define TSTFLAGS tstflags

#include <sofia-sip/tstdef.h>

int tstflags;

char const *name = "torture_sdp.c";

FILE *null;

static char const e0_msg[] =
"foo";

static char const e1_msg[] =
    "v=1\n"
    "s=/sdp_torture\n"
    "o=sdp_torture 0 0 IN IP4 0.0.0.0\n"
    "m=audio 0 RTP/AVP 96 97 98 10 99 8 0\n"
    "a=rtpmap:96 X-AMR-WB/16000\n"
    "a=rtpmap:97 X-AMR/8000\n"
    "a=rtpmap:98 GSM-EFR/8000\n"
    "a=rtpmap:10 L16/16000\n"
    "a=rtpmap:99 G723/8000\n"
    "a=rtpmap:8 PCMA/8000\n"
    "a=rtpmap:0 PCMU/8000\n"
    "m=video 0 *";

static int test_error(void)
{
  su_home_t *home = su_home_create();
  sdp_parser_t *parser;

  BEGIN();

  su_home_check(home); TEST0(home);

  TEST_1((parser = sdp_parse(home, e0_msg, sizeof(e0_msg), 0)));
  TEST_1(sdp_session(parser) == NULL);
  TEST_1(sdp_parsing_error(parser));
  sdp_parser_free(parser);

  TEST_1((parser = sdp_parse(home, e1_msg, sizeof(e1_msg), 0)));
  TEST_1(sdp_session(parser) == NULL);
  TEST_1(sdp_parsing_error(parser));
  sdp_parser_free(parser);


  /* destroy the home objects */
  su_home_check(home); su_home_zap(home);

  END();
}

static char const s0_msg[] =
    "v=0\n"
    "s=/sdp_torture\n"
    "o=sdp_torture 0 0 IN IP4 0.0.0.0\n"
    "m=audio 0 RTP/AVP 96 97 98 10 99 8 0\n"
    "a=rtpmap:96 X-AMR-WB/16000\n"
    "a=rtpmap:97 X-AMR/8000\n"
    "a=rtpmap:98 GSM-EFR/8000\n"
    "a=rtpmap:10 L16/16000\n"
    "a=rtpmap:99 G723/8000\n"
    "a=rtpmap:8 PCMA/8000\n"
    "a=rtpmap:0 PCMU/8000\n"
    "m=video 0 *\n"
    "m=* 0 RTP/AVP *\n"
  ;

static int test_session(void)
{
  su_home_t *home = su_home_create(), *home2 = su_home_create();
  sdp_session_t *sdp_src, *sdp_target;
  sdp_session_t const *sdp = NULL;
  sdp_parser_t *parser;
  sdp_printer_t *printer;
  sdp_media_t *m;
  char buffer[512];
  tagi_t *lst, *dup;

  BEGIN();

  su_home_check(home);
  TEST_1(home);

  su_home_check(home2);
  TEST_1(home2);

  TEST_1((parser = sdp_parse(home, s0_msg, sizeof(s0_msg), sdp_f_config)));
  TEST_1((sdp_src = sdp_session(parser)));
  TEST_1(sdp_src->sdp_media);
  TEST_1(sdp_src->sdp_media->m_session);
  TEST_P(sdp_src->sdp_media->m_session, sdp_src);

  /* clone the session using 'home2' */
  TEST_1((sdp_target = sdp_session_dup(home2, sdp_src)));

  /* Check comparing */
  TEST(sdp_session_cmp(sdp_src, sdp_target), 0);

  /* check the cloned session */
  TEST_1(sdp_target->sdp_subject);
  TEST_S(sdp_target->sdp_subject, "/sdp_torture");
  strcpy((char*)sdp_target->sdp_subject, "garbage");
  TEST_S(sdp_src->sdp_subject, "/sdp_torture");

  TEST_1(sdp_target->sdp_origin);
  TEST_1(sdp_target->sdp_origin->o_username);
  TEST_S(sdp_target->sdp_origin->o_username, "sdp_torture");
  strcpy((char*)sdp_target->sdp_origin->o_username, "garbage");
  TEST_S(sdp_src->sdp_origin->o_username, "sdp_torture");

  TEST_1(m = sdp_target->sdp_media);
  TEST_P(m->m_session, sdp_target);
  TEST_1(sdp_src->sdp_media->m_session != sdp_target->sdp_media->m_session);

  TEST(m->m_type, sdp_media_audio);
  TEST_S(m->m_type_name, "audio");
  TEST(m->m_port, 0);
  TEST(m->m_number_of_ports, 0);
  TEST(m->m_proto, sdp_proto_rtp);
  TEST_S(m->m_proto_name, "RTP/AVP");
  /* FIXME: add more tests */

  /* frees all data created by the parser including 'sdp_src' */
  sdp_parser_free(parser);

  /* destroy the first home instance */
  su_home_check(home);
  su_home_unref(home);

  /* access all cloned data by printing it */
  printer = sdp_print(home2, sdp_target, buffer, sizeof(buffer), 0);
  if (printer != NULL) {
    char const *msg = sdp_message(printer);

    if (tstflags & tst_verbatim) {
      printf("sdp_torture.c: parsed SDP message:\"%s\".\n", msg);
    }

    sdp_printer_free(printer);
  }

  TEST_1(lst = tl_list(SDPTAG_SESSION(sdp_target), TAG_NULL()));

  TEST_1(dup = tl_adup(home2, lst));

  if (tstflags & tst_verbatim)
    tl_print(stdout, "dup:\n", dup);
  else
    tl_print(null, "dup:\n", dup);

  TEST(tl_gets(dup, SDPTAG_SESSION_REF(sdp), TAG_END()), 1);

  /* access all copied data by printing it */
  printer = sdp_print(home2, sdp, buffer, sizeof(buffer), 0);
  if (printer != NULL) {
    char const *msg = sdp_message(printer);
    if (tstflags & tst_verbatim) {
      printf("sdp_torture.c: "
	     "SDP message passed through tag list:\n\"%s\".\n", msg);
    }
    sdp_printer_free(printer);
  }

  su_free(home2, dup);
  tl_vfree(lst);

  /* destroy the second home object */
  su_home_check(home2);
  su_home_unref(home2);

  END();
}

static char const s1_msg[] =
  "v=0\r\n"
  "o=- 2435697 2435697 IN IP4 172.21.137.44\r\n"
  "s=-\r\n"
  "c=IN IP4 172.21.137.44\r\n"
  "t=0 0\r\n"
  "a=sendonly\r\n"
  "m=video 49154 RTP/AVP 96 24 25 26 28 31 32 33 34\r\n"
  "a=rtpmap:96 H263-1998/90000\r\n"
  "m=audio 49152 RTP/AVP 97 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19\r\n"
  "a=rtpmap 97 AMR/8000\r\n"
  "a=fmtp:97 mode-set=\"0,1,2,3,4\"\r\n"
  "a=ptime:400\r\n";

static char const s2_msg[] =
  "v=0\r\n"
  "o=- 308519342 2 IN IP4 172.168.1.55\r\n"
  "s=-\r\n"
  "c=IN IP4 172.168.1.55\r\n"
  "t=0 0\r\n"
  "a=recvonly\r\n"
  "m=video 59154 RTP/AVP 96\r\n"
  "b=AS:64\r\n"
  "a=rtpmap:96 H263-1998/90000\r\n"
  "a=framerate:8\r\n"
  "a=fmtp:96 QCIF=4\r\n"
  "m=audio 59152 RTP/AVP 97\r\n"
  "b=AS:8\r\n"
  "a=rtpmap:97 AMR/8000\r\n"
  "a=fmtp:97 mode-set=\"0\"\r\n"
  "a=maxptime:500\r\n";

static int test_session2(void)
{
  su_home_t *home = su_home_create();
  sdp_session_t const *sdp = NULL;
  sdp_parser_t *parser;
  sdp_media_t *m;
  sdp_rtpmap_t *rm;

  BEGIN();

  su_home_check(home); TEST_1(home);

  TEST_1((parser = sdp_parse(home, s1_msg, sizeof(s1_msg), 0)));
  TEST_1((sdp = sdp_session(parser)));
  TEST_1(m = sdp->sdp_media);
  TEST(m->m_mode, sdp_sendonly);
  TEST_P(m->m_session, sdp);
  TEST_1(rm = m->m_rtpmaps);
  TEST(rm->rm_pt, 96);
  TEST_S(rm->rm_encoding, "H263-1998");
  TEST(rm->rm_rate, 90000);

  {
#define RTPMAP(pt, type, rate, params) \
    { sizeof(sdp_rtpmap_t), NULL, type, rate, (char *)params, NULL, 1, pt, 0 }

    /* rtpmaps for well-known video codecs */
    static sdp_rtpmap_t const
      sdp_rtpmap_celb = RTPMAP(25, "CelB", 90000, 0),
      sdp_rtpmap_jpeg = RTPMAP(26, "JPEG", 90000, 0),
      sdp_rtpmap_nv = RTPMAP(28, "nv", 90000, 0),
      sdp_rtpmap_h261 = RTPMAP(31, "H261", 90000, 0),
      sdp_rtpmap_mpv = RTPMAP(32, "MPV", 90000, 0),
      sdp_rtpmap_mp2t = RTPMAP(33, "MP2T", 90000, 0),
      sdp_rtpmap_h263 = RTPMAP(34, "H263", 90000, 0);


    TEST_1(rm = rm->rm_next);
    TEST_S(rm->rm_encoding, ""); TEST(rm->rm_rate, 0);
    TEST_1(rm = rm->rm_next);
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_celb, rm), &sdp_rtpmap_celb);
    TEST_1(rm = rm->rm_next);
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_jpeg, rm), &sdp_rtpmap_jpeg);
    TEST_1(rm = rm->rm_next);
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_nv, rm), &sdp_rtpmap_nv);
    TEST_1(rm = rm->rm_next);
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_h261, rm), &sdp_rtpmap_h261);
    TEST_1(rm = rm->rm_next);
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_mpv, rm), &sdp_rtpmap_mpv);
    TEST_1(rm = rm->rm_next);
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_mp2t, rm), &sdp_rtpmap_mp2t);
    TEST_1(rm = rm->rm_next);
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_h263, rm), &sdp_rtpmap_h263);
    TEST_1(!rm->rm_next);
  }

  TEST_1(m = m->m_next);
  TEST(m->m_mode, sdp_sendonly);
  TEST_P(m->m_session, sdp);
  TEST_1(rm = m->m_rtpmaps);
  TEST(rm->rm_pt, 97);
  TEST_S(rm->rm_encoding, "AMR");
  TEST(rm->rm_rate, 8000);
  TEST_S(rm->rm_fmtp, "mode-set=\"0,1,2,3,4\"");

  {
    /* rtpmaps for well-known audio codecs */
    static sdp_rtpmap_t const
      sdp_rtpmap_pcmu = RTPMAP(0, "PCMU", 8000, "1"),
      sdp_rtpmap_1016 = RTPMAP(1, "1016", 8000, "1"),
      sdp_rtpmap_g721 = RTPMAP(2, "G721", 8000, "1"),
      sdp_rtpmap_gsm = RTPMAP(3, "GSM", 8000, "1"),
      sdp_rtpmap_g723 = RTPMAP(4, "G723", 8000, "1"),
      sdp_rtpmap_dvi4_8000 = RTPMAP(5, "DVI4", 8000, "1"),
      sdp_rtpmap_dvi4_16000 = RTPMAP(6, "DVI4", 16000, "1"),
      sdp_rtpmap_lpc = RTPMAP(7, "LPC", 8000, "1"),
      sdp_rtpmap_pcma = RTPMAP(8, "PCMA", 8000, "1"),
      sdp_rtpmap_g722 = RTPMAP(9, "G722", 8000, "1"),
      sdp_rtpmap_l16 = RTPMAP(10, "L16", 44100, "2"),
      sdp_rtpmap_l16_stereo = RTPMAP(11, "L16", 44100, "1"),
      sdp_rtpmap_qcelp = RTPMAP(12, "QCELP", 8000, "1"),
      sdp_rtpmap_cn = RTPMAP(13, "CN", 8000, "1"),
      sdp_rtpmap_mpa = RTPMAP(14, "MPA", 90000, 0),
      sdp_rtpmap_g728 = RTPMAP(15, "G728", 8000, "1"),
      sdp_rtpmap_dvi4_11025 = RTPMAP(16, "DVI4", 11025, "1"),
      sdp_rtpmap_dvi4_22050 = RTPMAP(17, "DVI4", 22050, "1"),
      sdp_rtpmap_g729 = RTPMAP(18, "G729", 8000, "1"),
      sdp_rtpmap_cn_reserved = RTPMAP(19, "CN", 8000, "1");

    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_pcmu, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_pcmu, rm), &sdp_rtpmap_pcmu);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_1016, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_1016, rm), &sdp_rtpmap_1016);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_g721, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_g721, rm), &sdp_rtpmap_g721);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_gsm, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_gsm, rm), &sdp_rtpmap_gsm);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_g723, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_g723, rm), &sdp_rtpmap_g723);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_dvi4_8000, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_dvi4_8000, rm),
	   &sdp_rtpmap_dvi4_8000);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_dvi4_16000, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_dvi4_16000, rm),
	   &sdp_rtpmap_dvi4_16000);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_lpc, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_lpc, rm), &sdp_rtpmap_lpc);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_pcma, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_pcma, rm), &sdp_rtpmap_pcma);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_g722, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_g722, rm), &sdp_rtpmap_g722);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_l16, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_l16, rm), &sdp_rtpmap_l16);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_l16_stereo, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_l16_stereo, rm),
	   &sdp_rtpmap_l16_stereo);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_qcelp, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_qcelp, rm), &sdp_rtpmap_qcelp);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_cn, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_cn, rm), &sdp_rtpmap_cn);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_mpa, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_mpa, rm), &sdp_rtpmap_mpa);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_g728, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_g728, rm), &sdp_rtpmap_g728);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_dvi4_11025, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_dvi4_11025, rm),
	   &sdp_rtpmap_dvi4_11025);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_dvi4_22050, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_dvi4_22050, rm),
	   &sdp_rtpmap_dvi4_22050);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_g729, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_g729, rm), &sdp_rtpmap_g729);
    TEST_1(rm = rm->rm_next);
    TEST_1(sdp_rtpmap_match(&sdp_rtpmap_cn_reserved, rm));
    TEST_P(sdp_rtpmap_find_matching(&sdp_rtpmap_cn_reserved, rm),
	   &sdp_rtpmap_cn_reserved);
    TEST_1(!rm->rm_next);
  }

  TEST_1((parser = sdp_parse(home, s2_msg, sizeof (s2_msg), 0)));
  TEST_1((sdp = sdp_session(parser)));
  TEST_1(m = sdp->sdp_media);
  TEST(m->m_mode, sdp_recvonly);
  TEST_P(m->m_session, sdp);
  TEST_1(m->m_rtpmaps);
  TEST(m->m_rtpmaps->rm_pt, 96);
  TEST_S(m->m_rtpmaps->rm_encoding, "H263-1998");
  TEST(m->m_rtpmaps->rm_rate, 90000);
  TEST_S(m->m_rtpmaps->rm_fmtp, "QCIF=4");
  TEST_1(m = sdp->sdp_media->m_next);
  TEST(m->m_mode, sdp_recvonly);
  TEST_P(m->m_session, sdp);
  TEST_1(m->m_rtpmaps);
  TEST(m->m_rtpmaps->rm_pt, 97);
  TEST_S(m->m_rtpmaps->rm_encoding, "AMR");
  TEST(m->m_rtpmaps->rm_rate, 8000);
  TEST_S(m->m_rtpmaps->rm_fmtp, "mode-set=\"0\"");

  su_home_unref(home);

  END();
}

static char const s3_msg[] =
  "v=0\r\n"
  "o=- 2435697 2435697 IN IP4 172.21.137.44\r\n"
  "s=-\r\n"
  "t=0 0\r\n"
  "m=video 49154 RTP/AVP 34\r\n"
  "c=IN IP4 172.21.137.44\r\n"
  "m=audio 49152 RTP/AVP 8 0\r\n"
  "c=IN IP4 172.21.137.44\r\n"
  "m=message 0 MSRP/TCP *\r\n"
  ;


static int test_sanity(void)
{
  su_home_t *home = su_home_create();
  sdp_parser_t *parser;

  BEGIN();

  su_home_check(home); TEST_1(home);

  TEST_1((parser = sdp_parse(home, s3_msg, sizeof(s3_msg) - 1, 0)));

  TEST_1(sdp_sanity_check(parser) == 0);

  su_home_unref(home);

  END();
}

static char const pint_msg[] =
  "v=0\r\n"
  "o=- 2353687640 2353687640 IN IP4 128.3.4.5\r\n"
  "s=marketing\r\n"
  "e=john.jones.3@chinet.net\r\n"
  "c=TN RFC2543 +1-201-406-4090\r\n"
  "t=2353687640 0\r\n"
  "m=audio 1 voice -\r\n"
  ;

static char const pint_torture_msg[] =
  "v=0\r\n"
  "o=- 2353687640 2353687640 IN IP4 128.3.4.5\r\n"
  "s=marketing\r\n"

  "c= TN RFC2543 123\r\n"
  "a=phone-context:+97252\r\n"
  "t=2353687640 0\r\n"
  "m= text 1  fax plain\r\n"
  "a=fmtp:plain  spr:fi6MeoclEjaF3EDfYHlkqx1zn8A1lMoiJFUHpQ5Xo\r\n"
  ;

static int test_pint(void)
{
  su_home_t *home = su_home_create();
  sdp_parser_t *parser;
  sdp_session_t *sdp;
  sdp_printer_t *printer;
  char const *m;

  BEGIN();

  su_home_check(home); TEST_1(home);

  TEST_1((parser = sdp_parse(home, pint_msg, sizeof(pint_msg) - 1, sdp_f_anynet)));
  TEST_1((sdp = sdp_session(parser)));

  TEST_1((printer = sdp_print(home, sdp, NULL, -1, 0)));
  TEST_1((m = sdp_message(printer)));
  TEST_S(m, pint_msg);
  TEST(sdp_message_size(printer), sizeof(pint_msg) - 1);

  TEST_1((parser = sdp_parse(home, pint_torture_msg, sizeof(pint_torture_msg) - 1,
			     sdp_f_anynet)));
  TEST_1((sdp = sdp_session(parser)));

  su_home_check(home);
  su_home_unref(home);

  END();
}


static sdp_list_t const l0[1] = {{ sizeof(l0), NULL, "foo" }};
static sdp_list_t const l1[1] = {{ sizeof(l1), (sdp_list_t *)l0, "bar" }};

/** Test list things */
int test_list(void)
{
  su_home_t *home = su_home_create();
  sdp_list_t *l;

  BEGIN();

  su_home_check(home);

  TEST_1(home);

  TEST_1((l = sdp_list_dup(home, l0)));
  TEST_P(l->l_next, NULL);
  TEST_S(l->l_text, "foo");

  TEST_1((l = sdp_list_dup(home, l1)));
  TEST_1(l->l_next != NULL);
  TEST_1(l->l_next->l_next == NULL);
  TEST_S(l->l_text, "bar");
  TEST_S(l->l_next->l_text, "foo");

  su_home_check(home);

  su_home_unref(home);

  END();
}

static
sdp_rtpmap_t const rm0[1] =
  {{
      sizeof(rm0), NULL, "AMR", 8000, "1",
      "mode-set=4,5,6 interleaving crc use-redundancy=1",
      0, 96, 0
  }};

static
sdp_rtpmap_t const rm1[1] =
  {{
      sizeof(rm1), (sdp_rtpmap_t *)rm0, "PCMA", 8000, "1",
      NULL,
      1, 8, 0,
  }};

/** Test rtpmap-related things */
int test_rtpmap(void)
{
  su_home_t *home = su_home_create();
  sdp_rtpmap_t *rm;

  BEGIN();

  su_home_check(home);

  TEST_1(home);

  TEST_1((rm = sdp_rtpmap_dup(home, rm0)));
  TEST_P(rm->rm_next, NULL);
  TEST_S(rm->rm_encoding, "AMR");
  TEST_S(rm->rm_params, "1");
  TEST(rm->rm_pt, 96);
  TEST_S(rm->rm_fmtp, "mode-set=4,5,6 interleaving crc use-redundancy=1");

  TEST_1((rm = sdp_rtpmap_dup(home, rm1)));
  TEST_1(rm->rm_next != NULL);
  TEST_1(rm->rm_next->rm_next == NULL);
  TEST_S(rm->rm_encoding, "PCMA");
  TEST_S(rm->rm_params, "1");
  TEST(rm->rm_pt, 8);

  su_home_check(home);

  su_home_unref(home);

  END();
}

static sdp_attribute_t const a0[1] =
  {{ sizeof(a0), NULL, "foo", "2"}};
static sdp_attribute_t const a1[1] =
  {{ sizeof(a1), (sdp_attribute_t *)a0, "bar", "1" }};

static int test_attribute(void)
{
  su_home_t *home = su_home_create();
  sdp_attribute_t *a, *a_new, *list, *replaced;

  BEGIN();

  su_home_check(home);

  TEST_1(home);

  TEST_1((a = sdp_attribute_dup(home, a0)));
  TEST_P(a->a_next, NULL);
  TEST_S(a->a_name, "foo");
  TEST_S(a->a_value, "2");

  strcpy((char *)a->a_name, "FOO");
  TEST_S(a0->a_name, "foo");

  strcpy((char *)a->a_value, "X");
  TEST_S(a0->a_value, "2");

  TEST_1((a = sdp_attribute_dup(home, a1)));
  TEST_1(a->a_next != NULL);
  TEST_1(a->a_next->a_next == NULL);
  TEST_S(a->a_name, "bar");
  TEST_S(a->a_value, "1");
  TEST_S(a->a_next->a_name, "foo");
  TEST_S(a->a_next->a_value, "2");

  list = a;

  TEST_P(sdp_attribute_remove(&list, NULL), NULL);
  TEST_P(sdp_attribute_remove(&list, "kuik"), NULL);
  TEST_P(sdp_attribute_remove(&list, "barf"), NULL);
  TEST_P(sdp_attribute_remove(&list, "bar"), a);
  TEST_1(a_new = sdp_attribute_dup(home, a));
  replaced = (void *)-1;
  TEST(sdp_attribute_replace(&list, NULL, &replaced), -1);
  TEST_P(replaced, NULL);
  TEST(sdp_attribute_replace(&list, a, &replaced), 0);
  TEST_P(replaced, NULL);
  TEST(sdp_attribute_replace(&list, a_new, &replaced), 1);
  TEST_P(replaced, a);

  TEST_VOID(sdp_attribute_append(&list, a));

  TEST_P(sdp_attribute_remove(&list, "bAr"), a_new);
  TEST_P(sdp_attribute_remove(&list, "BAR"), a);
  TEST_P(sdp_attribute_remove(&list, "bar"), NULL);

  su_home_check(home);

  su_home_unref(home);

  END();
}

static int test_connection(void)
{
  BEGIN();
  END();
}

static char const media_msg[] =
"v=0\n"
"s=/sdp_torture\n"
"o=sdp_torture 0 0 IN IP4 1.2.3.4\n"
"c=IN IP4 1.2.3.4\n"
"m=audio 0 RTP/AVP 96 97 98 10 99 8 0\n"
"a=rtpmap:96 X-AMR-WB/16000\n"
"a=rtpmap:97 X-AMR/8000\n"
"a=rtpmap:98 GSM-EFR/8000\n"
"a=rtpmap:10 L16/16000\n"
"a=rtpmap:99 G723/8000\n"
"a=rtpmap:8 PCMA/8000\n"
"a=rtpmap:0 PCMU/8000\n"
"m=video 0 RTP/AVP 31\n"
"c=IN IP4 2.3.4.5\n";

static sdp_media_t const m0[1] =
  {{ sizeof(m0),
     NULL,
     NULL,
     sdp_media_audio,
     NULL,
     1234,
     5,
     sdp_proto_udp,
     "udp",
  }};

static int test_media(void)
{
  su_home_t *home = su_home_create();
  sdp_media_t *media;
  sdp_session_t *sdp;
  sdp_parser_t *parser;

  BEGIN();

  su_home_check(home);
  TEST_1(home);

  TEST_1((parser = sdp_parse(home, media_msg, sizeof(media_msg), 0)));
  TEST_1((sdp = sdp_session(parser)));
  TEST_1((media = sdp_media_dup(home, m0, sdp)));
  /* Check comparing */
  TEST(sdp_media_cmp(media, m0), 0);

  TEST(media->m_type, sdp_media_audio);
  TEST(media->m_port, 1234);
  TEST(media->m_number_of_ports, 5);
  TEST_P(media->m_session, sdp);
  /* FIXME: add more tests */

  media->m_next = (sdp_media_t *)m0;
  TEST_1((media = sdp_media_dup_all(home, media, sdp)));
  TEST_P(media->m_connections, NULL);
  TEST_1(media->m_next);
  TEST_P(media->m_next->m_connections, NULL);
  TEST_P(sdp_media_connections(media), sdp->sdp_connection);
  TEST_P(sdp_media_connections(media->m_next), sdp->sdp_connection);

  sdp_parser_free(parser);

  su_home_check(home);
  su_home_unref(home);

  END();
}

static int test_origin(void)
{
  BEGIN();
  END();
}

static int test_bandwidth(void)
{
  BEGIN();
  END();
}

static char const t_msg[] =
"v=0\n"
"s=/sdp_torture\n"
"o=sdp_torture 1 1 IN IP4 1.2.3.4\n"
"c=IN IP4 1.2.3.4\n"
"t=3309789956 3309793556\n"
"t=3309789956 3309793557\n"
"t=3309789955 3309793557\n"
"r=604800 3600 0 90000\n"
"z=2882844526 -1h 2898848070 0\n"
"t=3309789955 3309793557\n"
"r=604800 3600 0 90000\n"
"z=2882844526 -1h 2898848070 0\n"
  ;

static int test_time(void)
{
  sdp_parser_t *parser;
  sdp_session_t *sdp;
  sdp_time_t *t, t1[1], t2[1];

  BEGIN();

  TEST_1((parser = sdp_parse(NULL, t_msg, sizeof(t_msg), 0)));
  TEST_1((sdp = sdp_session(parser)));
  TEST_1((t = sdp->sdp_time)); *t1 = *t; t1->t_next = NULL; *t2 = *t1;
  TEST_1(sdp_time_cmp(t1, t1) == 0);
  TEST_1(sdp_time_cmp(t1, t2) == 0);
  TEST_1(sdp_time_cmp(t2, t1) == 0);
  TEST_1((t = t->t_next)); *t1 = *t; t1->t_next = NULL;
  TEST_1(sdp_time_cmp(t1, t2) > 0);
  TEST_1(sdp_time_cmp(t2, t1) < 0);
  TEST_1((t = t->t_next)); *t2 = *t; t2->t_next = NULL;
  TEST_1(t2->t_zone); TEST_1(t2->t_repeat);
  TEST_1(sdp_time_cmp(t2, t2) == 0);
  TEST_1(sdp_time_cmp(t1, t2) > 0);
  TEST_1(sdp_time_cmp(t2, t1) < 0);
  TEST_1((t = t->t_next)); *t1 = *t; t1->t_next = NULL;
  TEST_1(t1->t_zone); TEST_1(t1->t_repeat);
  TEST_1(sdp_time_cmp(t1, t1) == 0);
  TEST_1(sdp_time_cmp(t2, t2) == 0);
  TEST_1(sdp_time_cmp(t1, t2) == 0);

  sdp_parser_free(parser);

  END();
}

static int test_key(void)
{
  BEGIN();
  END();
}

#include <time.h>
#include <stdlib.h>

static int test_build(void)
{
  sdp_session_t *sdp, *dup;
  sdp_origin_t *o;
  sdp_time_t *t;
  sdp_connection_t *c;
  sdp_media_t *m, *m1;
  sdp_rtpmap_t *rm;
  sdp_list_t *l, *l1;
  sdp_attribute_t *a;
  su_home_t *home;
  sdp_printer_t *printer;
  char const *data;

  BEGIN();

  srand(time(NULL));

  TEST_1(home = su_home_create());

  /*
   * Allocate an SDP structure using su_salloc().
   * su_salloc() puts memory area size to the beginning of structure
   * and zeroes rest of the structure.
   */
  TEST_1(sdp = su_salloc(home, sizeof(*sdp)));
  TEST_1(o = su_salloc(home, sizeof(*o)));
  TEST_1(t = su_salloc(home, sizeof(*t)));
  TEST_1(c = su_salloc(home, sizeof(*c)));
  TEST_1(m = su_salloc(home, sizeof(*m)));
  TEST_1(rm = su_salloc(home, sizeof(*rm)));

  sdp->sdp_origin = o;
  sdp->sdp_time = t;		/* zero time is fine for SIP */
  sdp->sdp_connection = c;
  sdp->sdp_media = m;

  o->o_username = "test";
  o->o_id = rand();
  o->o_version = 1;
  o->o_address = c;

  c->c_nettype = sdp_net_in;
  c->c_addrtype = sdp_addr_ip4;
  c->c_address = "172.21.40.40";

  m->m_session = sdp;
  m->m_type = sdp_media_audio; m->m_type_name = "audio";
  m->m_port = 5004;
  m->m_proto = sdp_proto_rtp; m->m_proto_name = "RTP/AVP";
  m->m_rtpmaps = rm;

  rm->rm_predef = 1;
  rm->rm_pt = 8;
  rm->rm_encoding = "PCMA";
  rm->rm_rate = 8000;

  TEST_1(m1 = su_salloc(home, sizeof(*m1)));
  TEST_1(l = su_salloc(home, sizeof(*l)));
  TEST_1(l1 = su_salloc(home, sizeof(*l1)));
  TEST_1(a = su_salloc(home, sizeof(*a)));

  m->m_next = m1;

  m1->m_session = sdp;
  m1->m_type = sdp_media_message; m->m_type_name = "message";
  m1->m_port = 5060;
  m1->m_proto = sdp_proto_tcp; m->m_proto_name = "TCP";
  m1->m_format = l;
  m1->m_attributes = a;

  l->l_text = "sip";

  l->l_next = l1;
  l1->l_text = "cpim";

  a->a_name = "user";
  a->a_value = "chat-81273845";

  TEST_1(dup = sdp_session_dup(home, sdp));

  TEST_1(printer = sdp_print(home, dup, NULL, 0, 0));
  TEST_1(data = sdp_message(printer));

  if (tstflags & tst_verbatim)
    printf("sdp_torture.c: built SDP message:\"%s\".\n", data);

  sdp_printer_free(printer);

  END();
}

void usage(int exitcode)
{
  fprintf(stderr, "usage: %s [-v] [-a]\n", name);
  exit(exitcode);
}

int main(int argc, char *argv[])
{
  int retval = 0;
  int i;

  for (i = 1; argv[i]; i++) {
    if (su_strmatch(argv[i], "-v"))
      tstflags |= tst_verbatim;
    else if (su_strmatch(argv[i], "-a"))
      tstflags |= tst_abort;
    else
      usage(1);
  }

  null = fopen("/dev/null", "ab");

  retval |= test_error(); fflush(stdout);
  retval |= test_session(); fflush(stdout);
  retval |= test_session2(); fflush(stdout);
  retval |= test_pint(); fflush(stdout);
  retval |= test_sanity(); fflush(stdout);
  retval |= test_list(); fflush(stdout);
  retval |= test_rtpmap(); fflush(stdout);
  retval |= test_origin(); fflush(stdout);
  retval |= test_connection(); fflush(stdout);
  retval |= test_bandwidth(); fflush(stdout);
  retval |= test_time(); fflush(stdout);
  retval |= test_key(); fflush(stdout);
  retval |= test_attribute(); fflush(stdout);
  retval |= test_media(); fflush(stdout);
  retval |= test_build(); fflush(stdout);

  return retval;
}