示例#1
0
static void ffmpeg_log_cb(void* ptr, int level, const char* fmt, va_list vl)
{
    const char *LOG_SENDER = "ffmpeg";
    enum { LOG_LEVEL = 5 };
    char buf[100];
    int bufsize = sizeof(buf), len;
    pj_str_t fmt_st;

    /* Custom callback needs to filter log level by itself */
    if (level > av_log_get_level())
	return;
    
    /* Add original ffmpeg sender to log format */
    if (ptr) {
	AVClass* avc = *(AVClass**)ptr;
	len = pj_ansi_snprintf(buf, bufsize, "%s: ", avc->item_name(ptr));
	bufsize -= len;
    }

    /* Copy original log format */
    len = pj_ansi_strlen(fmt);
    if (len > bufsize-1)
	len = bufsize-1;
    pj_memcpy(buf+sizeof(buf)-bufsize, fmt, len);
    bufsize -= len;

    /* Trim log format */
    pj_strset(&fmt_st, buf, sizeof(buf)-bufsize);
    pj_strrtrim(&fmt_st);
    buf[fmt_st.slen] = '\0';

    pj_log(LOG_SENDER, LOG_LEVEL, buf, vl);
}
/* Get platform info, returned format will be "Series60vX.X" */
unsigned pj_symbianos_get_platform_info(char *buf, unsigned buf_size)
{
    /* OS info */
    _LIT(KS60ProductIDFile, "Series60v*.sis");
    _LIT(KROMInstallDir, "z:\\system\\install\\");

    RFs fs;
    TFindFile ff(fs);
    CDir* result;
    pj_str_t plat_info = {NULL, 0};
    TInt err;

    fs.Connect(1);
    err = ff.FindWildByDir(KS60ProductIDFile, KROMInstallDir, result);
    if (err == KErrNone) {
	err = result->Sort(ESortByName|EDescending);
	if (err == KErrNone) {
	    TPtr8 tmp_ptr8((TUint8*)buf, buf_size);
	    const pj_str_t tmp_ext = {".sis", 4};
	    char *p;
	    
	    tmp_ptr8.Copy((*result)[0].iName);
	    pj_strset(&plat_info, buf, (pj_size_t)tmp_ptr8.Length());
	    p = pj_stristr(&plat_info, &tmp_ext);
	    if (p)
		plat_info.slen -= (p - plat_info.ptr);
	}
	delete result;
    }
    fs.Close();
    buf[plat_info.slen] = '\0';
    
    return plat_info.slen;
}
示例#3
0
/* Toggle AMR octet-align setting in the fmtp.
 */
static pj_status_t amr_toggle_octet_align(pj_pool_t *pool,
					  pjmedia_sdp_media *media,
					  unsigned fmt_idx)
{
    pjmedia_sdp_attr *attr;
    pjmedia_sdp_fmtp fmtp;
    const pj_str_t STR_OCTET_ALIGN = {"octet-align=", 12};
    
    enum { MAX_FMTP_STR_LEN = 160 };

    attr = pjmedia_sdp_media_find_attr2(media, "fmtp", 
					&media->desc.fmt[fmt_idx]);
    /* Check if the AMR media format has FMTP attribute */
    if (attr) {
	char *p;
	pj_status_t status;

	status = pjmedia_sdp_attr_get_fmtp(attr, &fmtp);
	if (status != PJ_SUCCESS)
	    return status;

	/* Check if the fmtp has octet-align field. */
	p = pj_stristr(&fmtp.fmt_param, &STR_OCTET_ALIGN);
	if (p) {
	    /* It has, just toggle the value */
	    unsigned octet_align;
	    pj_str_t s;

	    pj_strset(&s, p + STR_OCTET_ALIGN.slen, fmtp.fmt_param.slen -
		      (p - fmtp.fmt_param.ptr) - STR_OCTET_ALIGN.slen);
	    octet_align = pj_strtoul(&s);
	    *(p + STR_OCTET_ALIGN.slen) = (char)(octet_align? '0' : '1');
	} else {
	    /* It doesn't, append octet-align field */
	    char buf[MAX_FMTP_STR_LEN];

	    pj_ansi_snprintf(buf, MAX_FMTP_STR_LEN, "%.*s;octet-align=1",
			     (int)fmtp.fmt_param.slen, fmtp.fmt_param.ptr);
	    attr->value = pj_strdup3(pool, buf);
	}
    } else {
	/* Add new attribute for the AMR media format with octet-align 
	 * field set.
	 */
	char buf[MAX_FMTP_STR_LEN];

	attr = PJ_POOL_ZALLOC_T(pool, pjmedia_sdp_attr);
	attr->name = pj_str("fmtp");
	pj_ansi_snprintf(buf, MAX_FMTP_STR_LEN, "%.*s octet-align=1",
			 (int)media->desc.fmt[fmt_idx].slen,
		         media->desc.fmt[fmt_idx].ptr);
	attr->value = pj_strdup3(pool, buf);
	media->attr[media->attr_count++] = attr;
    }

    return PJ_SUCCESS;
}
示例#4
0
PJ_DEF(int) pj_scan_peek_n( pj_scanner *scanner,
			     pj_size_t len, pj_str_t *out)
{
    char *endpos = scanner->curptr + len;

    if (endpos > scanner->end) {
	pj_scan_syntax_err(scanner);
	return -1;
    }

    pj_strset(out, scanner->curptr, len);
    return *endpos;
}
示例#5
0
PJ_DEF(void) pj_scan_get_n( pj_scanner *scanner,
			    unsigned N, pj_str_t *out)
{
    if (scanner->curptr + N > scanner->end) {
	pj_scan_syntax_err(scanner);
	return;
    }

    pj_strset(out, scanner->curptr, N);
    
    scanner->curptr += N;

    if (PJ_SCAN_IS_PROBABLY_SPACE(*scanner->curptr) && scanner->skip_ws) {
	pj_scan_skip_whitespace(scanner);
    }
}
static pj_str_t get_cert_name(char *buf, unsigned buf_len,
                              const CX500DistinguishedName &name)
{
    TInt i;
    TUint8 *p;
    TInt l = buf_len;
    
    p = (TUint8*)buf;
    for(i = 0; i < name.Count(); ++i) {
	const CX520AttributeTypeAndValue &attr = name.Element(i);

	/* Print element separator */
	*p++ = '/';
	if (0 == --l) break;

	/* Print the type. */
	TPtr8 type(p, l);
	type.Copy(attr.Type());
	p += type.Length();
	l -= type.Length();
	if (0 >= --l) break;

	/* Print equal sign */
	*p++ = '=';
	if (0 == --l) break;
	
	/* Print the value. Let's just get the raw data here */
	TPtr8 value(p, l);
	value.Copy(attr.EncodedValue().Mid(2));
	p += value.Length();
	l -= value.Length();
	if (0 >= --l) break;
    }
    
    pj_str_t src;
    pj_strset(&src, buf, buf_len - l);
    
    return src;
}
示例#7
0
static void set_redirecting_id(pjsip_name_addr *name_addr, struct ast_party_id *data,
			       struct ast_set_party_id *update)
{
	pjsip_sip_uri *uri = pjsip_uri_get_uri(name_addr->uri);
	char *semi;
	pj_str_t uri_user;

	uri_user = uri->user;

	/* Always truncate redirecting number at a semicolon. */
	semi = pj_strchr(&uri_user, ';');
	if (semi) {
		/*
		 * We need to be able to handle URI's looking like
		 * "sip:1235557890;[email protected];user=phone"
		 *
		 * Where the uri->user field will result in:
		 * "1235557890;phone-context=national"
		 *
		 * People don't care about anything after the semicolon
		 * showing up on their displays even though the RFC
		 * allows the semicolon.
		 */
		pj_strset(&uri_user, (char *) pj_strbuf(&uri_user), semi - pj_strbuf(&uri_user));
	}

	if (pj_strlen(&uri_user)) {
		update->number = 1;
		data->number.valid = 1;
		set_redirecting_value(&data->number.str, &uri_user);
	}

	if (pj_strlen(&name_addr->display)) {
		update->name = 1;
		data->name.valid = 1;
		set_redirecting_value(&data->name.str, &name_addr->display);
	}
}
示例#8
0
/*
 * Initialize and start SRTP session with the given parameters.
 */
PJ_DEF(pj_status_t) pjmedia_transport_srtp_start(
			   pjmedia_transport *tp, 
			   const pjmedia_srtp_crypto *tx,
			   const pjmedia_srtp_crypto *rx)
{
    transport_srtp  *srtp = (transport_srtp*) tp;
    srtp_policy_t    tx_;
    srtp_policy_t    rx_;
    err_status_t     err;
    int		     cr_tx_idx = 0;
    int		     au_tx_idx = 0;
    int		     cr_rx_idx = 0;
    int		     au_rx_idx = 0;
    int		     crypto_suites_cnt;

    PJ_ASSERT_RETURN(tp && tx && rx, PJ_EINVAL);

    if (srtp->session_inited) {
	pjmedia_transport_srtp_stop(tp);
    }

    crypto_suites_cnt = sizeof(crypto_suites)/sizeof(crypto_suites[0]);

    /* Get encryption and authentication method */
    cr_tx_idx = au_tx_idx = get_crypto_idx(&tx->name);
    if (tx->flags & PJMEDIA_SRTP_NO_ENCRYPTION)
	cr_tx_idx = 0;
    if (tx->flags & PJMEDIA_SRTP_NO_AUTHENTICATION)
	au_tx_idx = 0;

    cr_rx_idx = au_rx_idx = get_crypto_idx(&rx->name);
    if (rx->flags & PJMEDIA_SRTP_NO_ENCRYPTION)
	cr_rx_idx = 0;
    if (rx->flags & PJMEDIA_SRTP_NO_AUTHENTICATION)
	au_rx_idx = 0;

    /* Check whether the crypto-suite requested is supported */
    if (cr_tx_idx == -1 || cr_rx_idx == -1 || au_tx_idx == -1 || 
	au_rx_idx == -1)
	return PJMEDIA_SRTP_ENOTSUPCRYPTO;

    /* If all options points to 'NULL' method, just bypass SRTP */
    if (cr_tx_idx == 0 && cr_rx_idx == 0 && au_tx_idx == 0 && au_rx_idx == 0) {
	srtp->bypass_srtp = PJ_TRUE;
	return PJ_SUCCESS;
    }

    /* Check key length */
    if (tx->key.slen != (pj_ssize_t)crypto_suites[cr_tx_idx].cipher_key_len ||
        rx->key.slen != (pj_ssize_t)crypto_suites[cr_rx_idx].cipher_key_len)
	return PJMEDIA_SRTP_EINKEYLEN;

    /* Init transmit direction */
    pj_bzero(&tx_, sizeof(srtp_policy_t));
    pj_memmove(srtp->tx_key, tx->key.ptr, tx->key.slen);
    if (cr_tx_idx && au_tx_idx)
	tx_.rtp.sec_serv    = sec_serv_conf_and_auth;
    else if (cr_tx_idx)
	tx_.rtp.sec_serv    = sec_serv_conf;
    else if (au_tx_idx)
	tx_.rtp.sec_serv    = sec_serv_auth;
    else
	tx_.rtp.sec_serv    = sec_serv_none;
    tx_.key		    = (uint8_t*)srtp->tx_key;
    tx_.ssrc.type	    = ssrc_any_outbound;
    tx_.ssrc.value	    = 0;
    tx_.rtp.cipher_type	    = crypto_suites[cr_tx_idx].cipher_type;
    tx_.rtp.cipher_key_len  = crypto_suites[cr_tx_idx].cipher_key_len;
    tx_.rtp.auth_type	    = crypto_suites[au_tx_idx].auth_type;
    tx_.rtp.auth_key_len    = crypto_suites[au_tx_idx].auth_key_len;
    tx_.rtp.auth_tag_len    = crypto_suites[au_tx_idx].srtp_auth_tag_len;
    tx_.rtcp		    = tx_.rtp;
    tx_.rtcp.auth_tag_len   = crypto_suites[au_tx_idx].srtcp_auth_tag_len;
    tx_.next		    = NULL;
    err = srtp_create(&srtp->srtp_tx_ctx, &tx_);
    if (err != err_status_ok) {
	return PJMEDIA_ERRNO_FROM_LIBSRTP(err);
    }
    srtp->tx_policy = *tx;
    pj_strset(&srtp->tx_policy.key,  srtp->tx_key, tx->key.slen);
    srtp->tx_policy.name=pj_str(crypto_suites[get_crypto_idx(&tx->name)].name);


    /* Init receive direction */
    pj_bzero(&rx_, sizeof(srtp_policy_t));
    pj_memmove(srtp->rx_key, rx->key.ptr, rx->key.slen);
    if (cr_rx_idx && au_rx_idx)
	rx_.rtp.sec_serv    = sec_serv_conf_and_auth;
    else if (cr_rx_idx)
	rx_.rtp.sec_serv    = sec_serv_conf;
    else if (au_rx_idx)
	rx_.rtp.sec_serv    = sec_serv_auth;
    else
	rx_.rtp.sec_serv    = sec_serv_none;
    rx_.key		    = (uint8_t*)srtp->rx_key;
    rx_.ssrc.type	    = ssrc_any_inbound;
    rx_.ssrc.value	    = 0;
    rx_.rtp.sec_serv	    = crypto_suites[cr_rx_idx].service;
    rx_.rtp.cipher_type	    = crypto_suites[cr_rx_idx].cipher_type;
    rx_.rtp.cipher_key_len  = crypto_suites[cr_rx_idx].cipher_key_len;
    rx_.rtp.auth_type	    = crypto_suites[au_rx_idx].auth_type;
    rx_.rtp.auth_key_len    = crypto_suites[au_rx_idx].auth_key_len;
    rx_.rtp.auth_tag_len    = crypto_suites[au_rx_idx].srtp_auth_tag_len;
    rx_.rtcp		    = rx_.rtp;
    rx_.rtcp.auth_tag_len   = crypto_suites[au_rx_idx].srtcp_auth_tag_len;
    rx_.next		    = NULL;
    err = srtp_create(&srtp->srtp_rx_ctx, &rx_);
    if (err != err_status_ok) {
	srtp_dealloc(srtp->srtp_tx_ctx);
	return PJMEDIA_ERRNO_FROM_LIBSRTP(err);
    }
    srtp->rx_policy = *rx;
    pj_strset(&srtp->rx_policy.key,  srtp->rx_key, rx->key.slen);
    srtp->rx_policy.name=pj_str(crypto_suites[get_crypto_idx(&rx->name)].name);

    /* Declare SRTP session initialized */
    srtp->session_inited = PJ_TRUE;

    PJ_LOG(5, (srtp->pool->obj_name, "TX: %s key=%s", srtp->tx_policy.name.ptr,
	       octet_string_hex_string(tx->key.ptr, tx->key.slen)));
    if (srtp->tx_policy.flags) {
	PJ_LOG(5,(srtp->pool->obj_name,"TX: disable%s%s", (cr_tx_idx?"":" enc"),
		  (au_tx_idx?"":" auth")));
    }

    PJ_LOG(5, (srtp->pool->obj_name, "RX: %s key=%s", srtp->rx_policy.name.ptr,
	       octet_string_hex_string(rx->key.ptr, rx->key.slen)));
    if (srtp->rx_policy.flags) {
	PJ_LOG(5,(srtp->pool->obj_name,"RX: disable%s%s", (cr_rx_idx?"":" enc"),
		  (au_rx_idx?"":" auth")));
    }

    return PJ_SUCCESS;
}
示例#9
0
static pj_status_t transport_encode_sdp(pjmedia_transport *tp,
					pj_pool_t *sdp_pool,
					pjmedia_sdp_session *sdp_local,
					const pjmedia_sdp_session *sdp_remote,
					unsigned media_index)
{
    struct transport_srtp *srtp = (struct transport_srtp*) tp;
    pjmedia_sdp_media *m_rem, *m_loc;
    enum { MAXLEN = 512 };
    char buffer[MAXLEN];
    int buffer_len;
    pj_status_t status;
    pjmedia_sdp_attr *attr;
    pj_str_t attr_value;
    unsigned i, j;

    PJ_ASSERT_RETURN(tp && sdp_pool && sdp_local, PJ_EINVAL);
    
    srtp->offerer_side = sdp_remote == NULL;

    m_rem = sdp_remote ? sdp_remote->media[media_index] : NULL;
    m_loc = sdp_local->media[media_index];

    /* Bypass if media transport is not RTP/AVP or RTP/SAVP */
    if (pj_stricmp(&m_loc->desc.transport, &ID_RTP_AVP)  != 0 && 
	pj_stricmp(&m_loc->desc.transport, &ID_RTP_SAVP) != 0)
	goto BYPASS_SRTP;

    /* If the media is inactive, do nothing. */
    if (pjmedia_sdp_media_find_attr(m_loc, &ID_INACTIVE, NULL) || 
	(m_rem && pjmedia_sdp_media_find_attr(m_rem, &ID_INACTIVE, NULL)))
	goto BYPASS_SRTP;

    /* Check remote media transport & set local media transport 
     * based on SRTP usage option.
     */
    if (srtp->offerer_side) {

	/* Generate transport */
	switch (srtp->setting.use) {
	    case PJMEDIA_SRTP_DISABLED:
		goto BYPASS_SRTP;
	    case PJMEDIA_SRTP_OPTIONAL:
		m_loc->desc.transport = 
				(srtp->peer_use == PJMEDIA_SRTP_MANDATORY)?
				ID_RTP_SAVP : ID_RTP_AVP;
		break;
	    case PJMEDIA_SRTP_MANDATORY:
		m_loc->desc.transport = ID_RTP_SAVP;
		break;
	}

	/* Generate crypto attribute if not yet */
	if (pjmedia_sdp_media_find_attr(m_loc, &ID_CRYPTO, NULL) == NULL) {
	    for (i=0; i<srtp->setting.crypto_count; ++i) {
		/* Offer crypto-suites based on setting. */
		buffer_len = MAXLEN;
		status = generate_crypto_attr_value(srtp->pool, buffer, &buffer_len,
						    &srtp->setting.crypto[i],
						    i+1);
		if (status != PJ_SUCCESS)
		    return status;

		/* If buffer_len==0, just skip the crypto attribute. */
		if (buffer_len) {
		    pj_strset(&attr_value, buffer, buffer_len);
		    attr = pjmedia_sdp_attr_create(srtp->pool, ID_CRYPTO.ptr, 
						   &attr_value);
		    m_loc->attr[m_loc->attr_count++] = attr;
		}
	    }
	}

    } else {
	/* Answerer side */

	pj_assert(sdp_remote && m_rem);

	/* Generate transport */
	switch (srtp->setting.use) {
	    case PJMEDIA_SRTP_DISABLED:
		if (pj_stricmp(&m_rem->desc.transport, &ID_RTP_SAVP) == 0)
		    return PJMEDIA_SRTP_ESDPINTRANSPORT;
		goto BYPASS_SRTP;
	    case PJMEDIA_SRTP_OPTIONAL:
		m_loc->desc.transport = m_rem->desc.transport;
		break;
	    case PJMEDIA_SRTP_MANDATORY:
		if (pj_stricmp(&m_rem->desc.transport, &ID_RTP_SAVP) != 0)
		    return PJMEDIA_SRTP_ESDPINTRANSPORT;
		m_loc->desc.transport = ID_RTP_SAVP;
		break;
	}

	/* Generate crypto attribute if not yet */
	if (pjmedia_sdp_media_find_attr(m_loc, &ID_CRYPTO, NULL) == NULL) {

	    pjmedia_srtp_crypto tmp_rx_crypto;
	    pj_bool_t has_crypto_attr = PJ_FALSE;
	    int matched_idx = -1;
	    int chosen_tag = 0;
	    int tags[64]; /* assume no more than 64 crypto attrs in a media */
	    unsigned cr_attr_count = 0;

	    /* Find supported crypto-suite, get the tag, and assign policy_local */
	    for (i=0; i<m_rem->attr_count; ++i) {
		if (pj_stricmp(&m_rem->attr[i]->name, &ID_CRYPTO) != 0)
		    continue;

		has_crypto_attr = PJ_TRUE;

		status = parse_attr_crypto(srtp->pool, m_rem->attr[i], 
					   &tmp_rx_crypto, &tags[cr_attr_count]);
		if (status != PJ_SUCCESS)
		    return status;
    	 
		/* Check duplicated tag */
		for (j=0; j<cr_attr_count; ++j) {
		    if (tags[j] == tags[cr_attr_count]) {
			DEACTIVATE_MEDIA(sdp_pool, m_loc);
			return PJMEDIA_SRTP_ESDPDUPCRYPTOTAG;
		    }
		}

		if (matched_idx == -1) {
		    /* lets see if the crypto-suite offered is supported */
		    for (j=0; j<srtp->setting.crypto_count; ++j)
			if (pj_stricmp(&tmp_rx_crypto.name, 
				       &srtp->setting.crypto[j].name) == 0)
			{
			    int cs_idx = get_crypto_idx(&tmp_rx_crypto.name);

			    /* Force to use test key */
			    /* bad keys for snom: */
			    //char *hex_test_key = "58b29c5c8f42308120ce857e439f2d"
			    //		     "7810a8b10ad0b1446be5470faea496";
			    //char *hex_test_key = "20a26aac7ba062d356ff52b61e3993"
			    //		     "ccb78078f12c64db94b9c294927fd0";
			    //pj_str_t *test_key = &srtp->setting.crypto[j].key;
			    //char  *raw_test_key = pj_pool_zalloc(srtp->pool, 64);
			    //hex_string_to_octet_string(
			    //		raw_test_key,
			    //		hex_test_key,
			    //		strlen(hex_test_key));
			    //pj_strset(test_key, raw_test_key, 
			    //	  crypto_suites[cs_idx].cipher_key_len);
			    /* EO Force to use test key */

			    if (tmp_rx_crypto.key.slen != 
				(int)crypto_suites[cs_idx].cipher_key_len)
				return PJMEDIA_SRTP_EINKEYLEN;

			    srtp->rx_policy_neg = tmp_rx_crypto;
			    chosen_tag = tags[cr_attr_count];
			    matched_idx = j;
    			    break;
			}
		}
		cr_attr_count++;
	    }

	    /* Check crypto negotiation result */
	    switch (srtp->setting.use) {
		case PJMEDIA_SRTP_DISABLED:
		    pj_assert(!"Should never reach here");
		    break;

		case PJMEDIA_SRTP_OPTIONAL:
		    /* bypass SRTP when no crypto-attr and remote uses RTP/AVP */
		    if (!has_crypto_attr && 
			pj_stricmp(&m_rem->desc.transport, &ID_RTP_AVP) == 0)
			goto BYPASS_SRTP;
		    /* bypass SRTP when nothing match and remote uses RTP/AVP */
		    else if (matched_idx == -1 && 
			pj_stricmp(&m_rem->desc.transport, &ID_RTP_AVP) == 0)
			goto BYPASS_SRTP;
		    break;

		case PJMEDIA_SRTP_MANDATORY:
		    /* Do nothing, intentional */
		    break;
	    }

	    /* No crypto attr */
	    if (!has_crypto_attr) {
		DEACTIVATE_MEDIA(sdp_pool, m_loc);
		return PJMEDIA_SRTP_ESDPREQCRYPTO;
	    }

	    /* No crypto match */
	    if (matched_idx == -1) {
		DEACTIVATE_MEDIA(sdp_pool, m_loc);
		return PJMEDIA_SRTP_ENOTSUPCRYPTO;
	    }

	    /* we have to generate crypto answer, 
	     * with srtp->tx_policy_neg matched the offer
	     * and rem_tag contains matched offer tag.
	     */
	    buffer_len = MAXLEN;
	    status = generate_crypto_attr_value(srtp->pool, buffer, &buffer_len,
						&srtp->setting.crypto[matched_idx],
						chosen_tag);
	    if (status != PJ_SUCCESS)
		return status;

	    srtp->tx_policy_neg = srtp->setting.crypto[matched_idx];
	    
	    /* If buffer_len==0, just skip the crypto attribute. */
	    if (buffer_len) {
		pj_strset(&attr_value, buffer, buffer_len);
		attr = pjmedia_sdp_attr_create(sdp_pool, ID_CRYPTO.ptr, 
					       &attr_value);
		m_loc->attr[m_loc->attr_count++] = attr;
	    }

	    /* At this point, we get valid rx_policy_neg & tx_policy_neg. */
	}
	    
    }
    goto PROPAGATE_MEDIA_CREATE;

BYPASS_SRTP:
    srtp->bypass_srtp = PJ_TRUE;

PROPAGATE_MEDIA_CREATE:
    return pjmedia_transport_encode_sdp(srtp->member_tp, sdp_pool, 
					sdp_local, sdp_remote, media_index);
}
示例#10
0
/*
 * Parse fmtp for specified format/payload type.
 */
static void parse_fmtp( pj_pool_t *pool,
			const pjmedia_sdp_media *m,
			unsigned pt,
			pjmedia_codec_fmtp *fmtp)
{
    const pjmedia_sdp_attr *attr;
    pjmedia_sdp_fmtp sdp_fmtp;
    char *p, *p_end, fmt_buf[8];
    pj_str_t fmt;

    pj_assert(m && fmtp);

    pj_bzero(fmtp, sizeof(pjmedia_codec_fmtp));

    /* Get "fmtp" attribute for the format */
    pj_ansi_sprintf(fmt_buf, "%d", pt);
    fmt = pj_str(fmt_buf);
    attr = pjmedia_sdp_media_find_attr2(m, "fmtp", &fmt);
    if (attr == NULL)
	return;

    /* Parse "fmtp" attribute */
    if (pjmedia_sdp_attr_get_fmtp(attr, &sdp_fmtp) != PJ_SUCCESS)
	return;

    /* Prepare parsing */
    p = sdp_fmtp.fmt_param.ptr;
    p_end = p + sdp_fmtp.fmt_param.slen;

    /* Parse */
    while (p < p_end) {
	char *token, *start, *end;

	/* Skip whitespaces */
	while (p < p_end && (*p == ' ' || *p == '\t')) ++p;
	if (p == p_end)
	    break;

	/* Get token */
	start = p;
	while (p < p_end && *p != ';' && *p != '=') ++p;
	end = p - 1;

	/* Right trim */
	while (end >= start && (*end == ' '  || *end == '\t' || 
				*end == '\r' || *end == '\n' ))
	    --end;

	/* Forward a char after trimming */
	++end;

	/* Store token */
	if (end > start) {
	    token = (char*)pj_pool_alloc(pool, end - start);
	    pj_ansi_strncpy(token, start, end - start);
	    if (*p == '=')
		/* Got param name */
		pj_strset(&fmtp->param[fmtp->cnt].name, token, end - start);
	    else
		/* Got param value */
		pj_strset(&fmtp->param[fmtp->cnt++].val, token, end - start);
	} else if (*p != '=') {
	    ++fmtp->cnt;
	}

	/* Next */
	++p;
    }
}
示例#11
0
/*
 * Initialize and start SRTP session with the given parameters.
 */
PJ_DEF(pj_status_t) pjmedia_transport_srtp_start(
			   pjmedia_transport *tp,
			   const pjmedia_srtp_crypto *tx,
			   const pjmedia_srtp_crypto *rx)
{
    transport_srtp  *srtp = (transport_srtp*) tp;
    srtp_policy_t    tx_;
    srtp_policy_t    rx_;
    err_status_t     err;
    int		     cr_tx_idx = 0;
    int		     au_tx_idx = 0;
    int		     cr_rx_idx = 0;
    int		     au_rx_idx = 0;
    pj_status_t	     status = PJ_SUCCESS;

    PJ_ASSERT_RETURN(tp && tx && rx, PJ_EINVAL);

    pj_lock_acquire(srtp->mutex);

    if (srtp->session_inited) {
	pjmedia_transport_srtp_stop(tp);
    }

    /* Get encryption and authentication method */
    cr_tx_idx = au_tx_idx = get_crypto_idx(&tx->name);
    if (tx->flags & PJMEDIA_SRTP_NO_ENCRYPTION)
	cr_tx_idx = 0;
    if (tx->flags & PJMEDIA_SRTP_NO_AUTHENTICATION)
	au_tx_idx = 0;

    cr_rx_idx = au_rx_idx = get_crypto_idx(&rx->name);
    if (rx->flags & PJMEDIA_SRTP_NO_ENCRYPTION)
	cr_rx_idx = 0;
    if (rx->flags & PJMEDIA_SRTP_NO_AUTHENTICATION)
	au_rx_idx = 0;

    /* Check whether the crypto-suite requested is supported */
    if (cr_tx_idx == -1 || cr_rx_idx == -1 || au_tx_idx == -1 ||
	au_rx_idx == -1)
    {
	status = PJMEDIA_SRTP_ENOTSUPCRYPTO;
	goto on_return;
    }

    /* If all options points to 'NULL' method, just bypass SRTP */
    if (cr_tx_idx == 0 && cr_rx_idx == 0 && au_tx_idx == 0 && au_rx_idx == 0) {
	srtp->bypass_srtp = PJ_TRUE;
	goto on_return;
    }

    /* Check key length */
    if (tx->key.slen != (pj_ssize_t)crypto_suites[cr_tx_idx].cipher_key_len ||
        rx->key.slen != (pj_ssize_t)crypto_suites[cr_rx_idx].cipher_key_len)
    {
	status = PJMEDIA_SRTP_EINKEYLEN;
	goto on_return;
    }

    /* Init transmit direction */
    pj_bzero(&tx_, sizeof(srtp_policy_t));
    pj_memmove(srtp->tx_key, tx->key.ptr, tx->key.slen);
    if (cr_tx_idx && au_tx_idx)
	tx_.rtp.sec_serv    = sec_serv_conf_and_auth;
    else if (cr_tx_idx)
	tx_.rtp.sec_serv    = sec_serv_conf;
    else if (au_tx_idx)
	tx_.rtp.sec_serv    = sec_serv_auth;
    else
	tx_.rtp.sec_serv    = sec_serv_none;
    tx_.key		    = (uint8_t*)srtp->tx_key;
    tx_.ssrc.type	    = ssrc_any_outbound;
    tx_.ssrc.value	    = 0;
    tx_.rtp.cipher_type	    = crypto_suites[cr_tx_idx].cipher_type;
    tx_.rtp.cipher_key_len  = crypto_suites[cr_tx_idx].cipher_key_len;
    tx_.rtp.auth_type	    = crypto_suites[au_tx_idx].auth_type;
    tx_.rtp.auth_key_len    = crypto_suites[au_tx_idx].auth_key_len;
    tx_.rtp.auth_tag_len    = crypto_suites[au_tx_idx].srtp_auth_tag_len;
    tx_.rtcp		    = tx_.rtp;
    tx_.rtcp.auth_tag_len   = crypto_suites[au_tx_idx].srtcp_auth_tag_len;
    tx_.next		    = NULL;
    err = srtp_create(&srtp->srtp_tx_ctx, &tx_);
    if (err != err_status_ok) {
	status = PJMEDIA_ERRNO_FROM_LIBSRTP(err);
	goto on_return;
    }
    srtp->tx_policy = *tx;
    pj_strset(&srtp->tx_policy.key,  srtp->tx_key, tx->key.slen);
    srtp->tx_policy.name=pj_str(crypto_suites[get_crypto_idx(&tx->name)].name);


    /* Init receive direction */
    pj_bzero(&rx_, sizeof(srtp_policy_t));
    pj_memmove(srtp->rx_key, rx->key.ptr, rx->key.slen);
    if (cr_rx_idx && au_rx_idx)
	rx_.rtp.sec_serv    = sec_serv_conf_and_auth;
    else if (cr_rx_idx)
	rx_.rtp.sec_serv    = sec_serv_conf;
    else if (au_rx_idx)
	rx_.rtp.sec_serv    = sec_serv_auth;
    else
	rx_.rtp.sec_serv    = sec_serv_none;
    rx_.key		    = (uint8_t*)srtp->rx_key;
    rx_.ssrc.type	    = ssrc_any_inbound;
    rx_.ssrc.value	    = 0;
    rx_.rtp.sec_serv	    = crypto_suites[cr_rx_idx].service;
    rx_.rtp.cipher_type	    = crypto_suites[cr_rx_idx].cipher_type;
    rx_.rtp.cipher_key_len  = crypto_suites[cr_rx_idx].cipher_key_len;
    rx_.rtp.auth_type	    = crypto_suites[au_rx_idx].auth_type;
    rx_.rtp.auth_key_len    = crypto_suites[au_rx_idx].auth_key_len;
    rx_.rtp.auth_tag_len    = crypto_suites[au_rx_idx].srtp_auth_tag_len;
    rx_.rtcp		    = rx_.rtp;
    rx_.rtcp.auth_tag_len   = crypto_suites[au_rx_idx].srtcp_auth_tag_len;
    rx_.next		    = NULL;
    err = srtp_create(&srtp->srtp_rx_ctx, &rx_);
    if (err != err_status_ok) {
	srtp_dealloc(srtp->srtp_tx_ctx);
	status = PJMEDIA_ERRNO_FROM_LIBSRTP(err);
	goto on_return;
    }
    srtp->rx_policy = *rx;
    pj_strset(&srtp->rx_policy.key,  srtp->rx_key, rx->key.slen);
    srtp->rx_policy.name=pj_str(crypto_suites[get_crypto_idx(&rx->name)].name);

    /* Declare SRTP session initialized */
    srtp->session_inited = PJ_TRUE;

    /* Logging stuffs */
#if PJ_LOG_MAX_LEVEL >= 5
    {
	char b64[PJ_BASE256_TO_BASE64_LEN(MAX_KEY_LEN)];
	int b64_len;

	/* TX crypto and key */
	b64_len = sizeof(b64);
	status = pj_base64_encode((pj_uint8_t*)tx->key.ptr, tx->key.slen,
				  b64, &b64_len);
	if (status != PJ_SUCCESS)
	    b64_len = pj_ansi_sprintf(b64, "--key too long--");
	else
	    b64[b64_len] = '\0';

	PJ_LOG(5, (srtp->pool->obj_name, "TX: %s key=%s",
		   srtp->tx_policy.name.ptr, b64));
	if (srtp->tx_policy.flags) {
	    PJ_LOG(5,(srtp->pool->obj_name, "TX: disable%s%s",
		      (cr_tx_idx?"":" enc"),
		      (au_tx_idx?"":" auth")));
	}

	/* RX crypto and key */
	b64_len = sizeof(b64);
	status = pj_base64_encode((pj_uint8_t*)rx->key.ptr, rx->key.slen,
				  b64, &b64_len);
	if (status != PJ_SUCCESS)
	    b64_len = pj_ansi_sprintf(b64, "--key too long--");
	else
	    b64[b64_len] = '\0';

	PJ_LOG(5, (srtp->pool->obj_name, "RX: %s key=%s",
		   srtp->rx_policy.name.ptr, b64));
	if (srtp->rx_policy.flags) {
	    PJ_LOG(5,(srtp->pool->obj_name,"RX: disable%s%s",
		      (cr_rx_idx?"":" enc"),
		      (au_rx_idx?"":" auth")));
	}
    }
#endif

on_return:
    pj_lock_release(srtp->mutex);
    return status;
}
示例#12
0
/*
 * main()
 */
int main(int argc, char *argv[])
{
    pj_caching_pool cp;
    pjmedia_endpt *med_endpt;
    pj_pool_t *pool;
    pjmedia_port *rec_file_port = NULL, *play_file_port = NULL;
    pjmedia_master_port *master_port = NULL;
    pjmedia_snd_port *snd_port = NULL;
    pjmedia_stream *stream = NULL;
    pjmedia_port *stream_port;
    char tmp[10];
    pj_status_t status; 

#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
    /* SRTP variables */
    pj_bool_t use_srtp = PJ_FALSE;
    char tmp_tx_key[64];
    char tmp_rx_key[64];
    pj_str_t  srtp_tx_key = {NULL, 0};
    pj_str_t  srtp_rx_key = {NULL, 0};
    pj_str_t  srtp_crypto_suite = {NULL, 0};
    int	tmp_key_len;
#endif

    /* Default values */
    const pjmedia_codec_info *codec_info;
    pjmedia_codec_param codec_param;
    pjmedia_dir dir = PJMEDIA_DIR_DECODING;
    pj_sockaddr_in remote_addr;
    pj_uint16_t local_port = 4000;
    char *codec_id = NULL;
    char *rec_file = NULL;
    char *play_file = NULL;

    enum {
	OPT_CODEC	= 'c',
	OPT_LOCAL_PORT	= 'p',
	OPT_REMOTE	= 'r',
	OPT_PLAY_FILE	= 'w',
	OPT_RECORD_FILE	= 'R',
	OPT_SEND_RECV	= 'b',
	OPT_SEND_ONLY	= 's',
	OPT_RECV_ONLY	= 'i',
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
	OPT_USE_SRTP	= 'S',
#endif
	OPT_SRTP_TX_KEY	= 'x',
	OPT_SRTP_RX_KEY	= 'y',
	OPT_HELP	= 'h',
    };

    struct pj_getopt_option long_options[] = {
	{ "codec",	    1, 0, OPT_CODEC },
	{ "local-port",	    1, 0, OPT_LOCAL_PORT },
	{ "remote",	    1, 0, OPT_REMOTE },
	{ "play-file",	    1, 0, OPT_PLAY_FILE },
	{ "record-file",    1, 0, OPT_RECORD_FILE },
	{ "send-recv",      0, 0, OPT_SEND_RECV },
	{ "send-only",      0, 0, OPT_SEND_ONLY },
	{ "recv-only",      0, 0, OPT_RECV_ONLY },
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
	{ "use-srtp",	    2, 0, OPT_USE_SRTP },
	{ "srtp-tx-key",    1, 0, OPT_SRTP_TX_KEY },
	{ "srtp-rx-key",    1, 0, OPT_SRTP_RX_KEY },
#endif
	{ "help",	    0, 0, OPT_HELP },
	{ NULL, 0, 0, 0 },
    };

    int c;
    int option_index;


    pj_bzero(&remote_addr, sizeof(remote_addr));


    /* init PJLIB : */
    status = pj_init();
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);


    /* Parse arguments */
    pj_optind = 0;
    while((c=pj_getopt_long(argc,argv, "h", long_options, &option_index))!=-1) {

	switch (c) {
	case OPT_CODEC:
	    codec_id = pj_optarg;
	    break;

	case OPT_LOCAL_PORT:
	    local_port = (pj_uint16_t) atoi(pj_optarg);
	    if (local_port < 1) {
		printf("Error: invalid local port %s\n", pj_optarg);
		return 1;
	    }
	    break;

	case OPT_REMOTE:
	    {
		pj_str_t ip = pj_str(strtok(pj_optarg, ":"));
		pj_uint16_t port = (pj_uint16_t) atoi(strtok(NULL, ":"));

		status = pj_sockaddr_in_init(&remote_addr, &ip, port);
		if (status != PJ_SUCCESS) {
		    app_perror(THIS_FILE, "Invalid remote address", status);
		    return 1;
		}
	    }
	    break;

	case OPT_PLAY_FILE:
	    play_file = pj_optarg;
	    break;

	case OPT_RECORD_FILE:
	    rec_file = pj_optarg;
	    break;

	case OPT_SEND_RECV:
	    dir = PJMEDIA_DIR_ENCODING_DECODING;
	    break;

	case OPT_SEND_ONLY:
	    dir = PJMEDIA_DIR_ENCODING;
	    break;

	case OPT_RECV_ONLY:
	    dir = PJMEDIA_DIR_DECODING;
	    break;

#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
	case OPT_USE_SRTP:
	    use_srtp = PJ_TRUE;
	    if (pj_optarg) {
		pj_strset(&srtp_crypto_suite, pj_optarg, strlen(pj_optarg));
	    } else {
		srtp_crypto_suite = pj_str("AES_CM_128_HMAC_SHA1_80");
	    }
	    break;

	case OPT_SRTP_TX_KEY:
	    tmp_key_len = hex_string_to_octet_string(tmp_tx_key, pj_optarg, 
						     (int)strlen(pj_optarg));
	    pj_strset(&srtp_tx_key, tmp_tx_key, tmp_key_len/2);
	    break;

	case OPT_SRTP_RX_KEY:
	    tmp_key_len = hex_string_to_octet_string(tmp_rx_key, pj_optarg, 
						     (int)strlen(pj_optarg));
	    pj_strset(&srtp_rx_key, tmp_rx_key, tmp_key_len/2);
	    break;
#endif

	case OPT_HELP:
	    usage();
	    return 1;

	default:
	    printf("Invalid options %s\n", argv[pj_optind]);
	    return 1;
	}

    }


    /* Verify arguments. */
    if (dir & PJMEDIA_DIR_ENCODING) {
	if (remote_addr.sin_addr.s_addr == 0) {
	    printf("Error: remote address must be set\n");
	    return 1;
	}
    }

    if (play_file != NULL && dir != PJMEDIA_DIR_ENCODING) {
	printf("Direction is set to --send-only because of --play-file\n");
	dir = PJMEDIA_DIR_ENCODING;
    }

#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
    /* SRTP validation */
    if (use_srtp) {
	if (!srtp_tx_key.slen || !srtp_rx_key.slen)
	{
	    printf("Error: Key for each SRTP stream direction must be set\n");
	    return 1;
	}
    }
#endif

    /* Must create a pool factory before we can allocate any memory. */
    pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);

    /* 
     * Initialize media endpoint.
     * This will implicitly initialize PJMEDIA too.
     */
    status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);

    /* Create memory pool for application purpose */
    pool = pj_pool_create( &cp.factory,	    /* pool factory	    */
			   "app",	    /* pool name.	    */
			   4000,	    /* init size	    */
			   4000,	    /* increment size	    */
			   NULL		    /* callback on error    */
			   );


    /* Register all supported codecs */
    status = init_codecs(med_endpt);
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);


    /* Find which codec to use. */
    if (codec_id) {
	unsigned count = 1;
	pj_str_t str_codec_id = pj_str(codec_id);
	pjmedia_codec_mgr *codec_mgr = pjmedia_endpt_get_codec_mgr(med_endpt);
	status = pjmedia_codec_mgr_find_codecs_by_id( codec_mgr,
						      &str_codec_id, &count,
						      &codec_info, NULL);
	if (status != PJ_SUCCESS) {
	    printf("Error: unable to find codec %s\n", codec_id);
	    return 1;
	}
    } else {
	/* Default to pcmu */
	pjmedia_codec_mgr_get_codec_info( pjmedia_endpt_get_codec_mgr(med_endpt),
					  0, &codec_info);
    }

    /* Create stream based on program arguments */
    status = create_stream(pool, med_endpt, codec_info, dir, local_port, 
			   &remote_addr, 
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
			   use_srtp, &srtp_crypto_suite, 
			   &srtp_tx_key, &srtp_rx_key,
#endif
			   &stream);
    if (status != PJ_SUCCESS)
	goto on_exit;

    /* Get codec default param for info */
    status = pjmedia_codec_mgr_get_default_param(
				    pjmedia_endpt_get_codec_mgr(med_endpt), 
				    codec_info, 
				    &codec_param);
    /* Should be ok, as create_stream() above succeeded */
    pj_assert(status == PJ_SUCCESS);

    /* Get the port interface of the stream */
    status = pjmedia_stream_get_port( stream, &stream_port);
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);


    if (play_file) {
	unsigned wav_ptime;

	wav_ptime = PJMEDIA_PIA_PTIME(&stream_port->info);
	status = pjmedia_wav_player_port_create(pool, play_file, wav_ptime,
						0, -1, &play_file_port);
	if (status != PJ_SUCCESS) {
	    app_perror(THIS_FILE, "Unable to use file", status);
	    goto on_exit;
	}

	status = pjmedia_master_port_create(pool, play_file_port, stream_port,
					    0, &master_port);
	if (status != PJ_SUCCESS) {
	    app_perror(THIS_FILE, "Unable to create master port", status);
	    goto on_exit;
	}

	status = pjmedia_master_port_start(master_port);
	if (status != PJ_SUCCESS) {
	    app_perror(THIS_FILE, "Error starting master port", status);
	    goto on_exit;
	}

	printf("Playing from WAV file %s..\n", play_file);

    } else if (rec_file) {

	status = pjmedia_wav_writer_port_create(pool, rec_file,
					        PJMEDIA_PIA_SRATE(&stream_port->info),
					        PJMEDIA_PIA_CCNT(&stream_port->info),
					        PJMEDIA_PIA_SPF(&stream_port->info),
					        PJMEDIA_PIA_BITS(&stream_port->info),
						0, 0, &rec_file_port);
	if (status != PJ_SUCCESS) {
	    app_perror(THIS_FILE, "Unable to use file", status);
	    goto on_exit;
	}

	status = pjmedia_master_port_create(pool, stream_port, rec_file_port, 
					    0, &master_port);
	if (status != PJ_SUCCESS) {
	    app_perror(THIS_FILE, "Unable to create master port", status);
	    goto on_exit;
	}

	status = pjmedia_master_port_start(master_port);
	if (status != PJ_SUCCESS) {
	    app_perror(THIS_FILE, "Error starting master port", status);
	    goto on_exit;
	}

	printf("Recording to WAV file %s..\n", rec_file);
	
    } else {

	/* Create sound device port. */
	if (dir == PJMEDIA_DIR_ENCODING_DECODING)
	    status = pjmedia_snd_port_create(pool, -1, -1, 
					PJMEDIA_PIA_SRATE(&stream_port->info),
					PJMEDIA_PIA_CCNT(&stream_port->info),
					PJMEDIA_PIA_SPF(&stream_port->info),
					PJMEDIA_PIA_BITS(&stream_port->info),
					0, &snd_port);
	else if (dir == PJMEDIA_DIR_ENCODING)
	    status = pjmedia_snd_port_create_rec(pool, -1, 
					PJMEDIA_PIA_SRATE(&stream_port->info),
					PJMEDIA_PIA_CCNT(&stream_port->info),
					PJMEDIA_PIA_SPF(&stream_port->info),
					PJMEDIA_PIA_BITS(&stream_port->info),
					0, &snd_port);
	else
	    status = pjmedia_snd_port_create_player(pool, -1, 
					PJMEDIA_PIA_SRATE(&stream_port->info),
					PJMEDIA_PIA_CCNT(&stream_port->info),
					PJMEDIA_PIA_SPF(&stream_port->info),
					PJMEDIA_PIA_BITS(&stream_port->info),
					0, &snd_port);


	if (status != PJ_SUCCESS) {
	    app_perror(THIS_FILE, "Unable to create sound port", status);
	    goto on_exit;
	}

	/* Connect sound port to stream */
	status = pjmedia_snd_port_connect( snd_port, stream_port );
	PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);

    }

    /* Start streaming */
    pjmedia_stream_start(stream);


    /* Done */

    if (dir == PJMEDIA_DIR_DECODING)
	printf("Stream is active, dir is recv-only, local port is %d\n",
	       local_port);
    else if (dir == PJMEDIA_DIR_ENCODING)
	printf("Stream is active, dir is send-only, sending to %s:%d\n",
	       pj_inet_ntoa(remote_addr.sin_addr),
	       pj_ntohs(remote_addr.sin_port));
    else
	printf("Stream is active, send/recv, local port is %d, "
	       "sending to %s:%d\n",
	       local_port,
	       pj_inet_ntoa(remote_addr.sin_addr),
	       pj_ntohs(remote_addr.sin_port));


    for (;;) {

	puts("");
	puts("Commands:");
	puts("  s     Display media statistics");
	puts("  q     Quit");
	puts("");

	printf("Command: "); fflush(stdout);

	if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
	    puts("EOF while reading stdin, will quit now..");
	    break;
	}

	if (tmp[0] == 's')
	    print_stream_stat(stream, &codec_param);
	else if (tmp[0] == 'q')
	    break;

    }



    /* Start deinitialization: */
on_exit:

    /* Destroy sound device */
    if (snd_port) {
	pjmedia_snd_port_destroy( snd_port );
	PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);
    }

    /* If there is master port, then we just need to destroy master port
     * (it will recursively destroy upstream and downstream ports, which
     * in this case are file_port and stream_port).
     */
    if (master_port) {
	pjmedia_master_port_destroy(master_port, PJ_TRUE);
	play_file_port = NULL;
	stream = NULL;
    }

    /* Destroy stream */
    if (stream) {
	pjmedia_transport *tp;

	tp = pjmedia_stream_get_transport(stream);
	pjmedia_stream_destroy(stream);
	
	pjmedia_transport_close(tp);
    }

    /* Destroy file ports */
    if (play_file_port)
	pjmedia_port_destroy( play_file_port );
    if (rec_file_port)
	pjmedia_port_destroy( rec_file_port );


    /* Release application pool */
    pj_pool_release( pool );

    /* Destroy media endpoint. */
    pjmedia_endpt_destroy( med_endpt );

    /* Destroy pool factory */
    pj_caching_pool_destroy( &cp );

    /* Shutdown PJLIB */
    pj_shutdown();


    return (status == PJ_SUCCESS) ? 0 : 1;
}
/* Get certificate info from CX509Certificate.
 */
static void get_cert_info(pj_pool_t *pool, pj_ssl_cert_info *ci,
                          const CX509Certificate *x)
{
    enum { tmp_buf_len = 512 };
    char *tmp_buf;
    unsigned len;
    
    pj_assert(pool && ci && x);
    
    /* Init */
    tmp_buf = new char[tmp_buf_len];
    pj_bzero(ci, sizeof(*ci));
    
    /* Version */
    ci->version = x->Version();
    
    /* Serial number */
    len = x->SerialNumber().Length();
    if (len > sizeof(ci->serial_no)) 
	len = sizeof(ci->serial_no);
    pj_memcpy(ci->serial_no + sizeof(ci->serial_no) - len, 
              x->SerialNumber().Ptr(), len);
    
    /* Subject */
    {
	HBufC *subject = NULL;
	TRAPD(err, subject = x->SubjectL());
	if (err == KErrNone) {
	    TPtr16 ptr16(subject->Des());
	    len = ptr16.Length();
	    TPtr8 ptr8((TUint8*)pj_pool_alloc(pool, len), len);
	    ptr8.Copy(ptr16);
	    pj_strset(&ci->subject.cn, (char*)ptr8.Ptr(), ptr8.Length());
	}
	pj_str_t tmp = get_cert_name(tmp_buf, tmp_buf_len,
				     x->SubjectName());
	pj_strdup(pool, &ci->subject.info, &tmp);
    }

    /* Issuer */
    {
	HBufC *issuer = NULL;
	TRAPD(err, issuer = x->IssuerL());
	if (err == KErrNone) {
	    TPtr16 ptr16(issuer->Des());
	    len = ptr16.Length();
	    TPtr8 ptr8((TUint8*)pj_pool_alloc(pool, len), len);
	    ptr8.Copy(ptr16);
	    pj_strset(&ci->issuer.cn, (char*)ptr8.Ptr(), ptr8.Length());
	}
	pj_str_t tmp = get_cert_name(tmp_buf, tmp_buf_len,
				     x->IssuerName());
	pj_strdup(pool, &ci->issuer.info, &tmp);
    }
    
    /* Validity */
    const CValidityPeriod &valid_period = x->ValidityPeriod();
    TTime base_time(TDateTime(1970, EJanuary, 0, 0, 0, 0, 0));
    TTimeIntervalSeconds tmp_sec;
    valid_period.Start().SecondsFrom(base_time, tmp_sec);
    ci->validity.start.sec = tmp_sec.Int(); 
    valid_period.Finish().SecondsFrom(base_time, tmp_sec);
    ci->validity.end.sec = tmp_sec.Int();
    
    /* Deinit */
    delete [] tmp_buf;
}
示例#14
0
/*
 * main()
 */
int main(int argc, char *argv[])
{
    pj_caching_pool cp;
    pjmedia_endpt *med_endpt;
    pj_pool_t *pool;
    pjmedia_vid_stream *stream = NULL;
    pjmedia_port *enc_port, *dec_port;
    pj_status_t status; 

    pjmedia_vid_port *capture=NULL, *renderer=NULL;
    pjmedia_vid_port_param vpp;

#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
    /* SRTP variables */
    pj_bool_t use_srtp = PJ_FALSE;
    char tmp_tx_key[64];
    char tmp_rx_key[64];
    pj_str_t  srtp_tx_key = {NULL, 0};
    pj_str_t  srtp_rx_key = {NULL, 0};
    pj_str_t  srtp_crypto_suite = {NULL, 0};
    int	tmp_key_len;
#endif

    /* Default values */
    const pjmedia_vid_codec_info *codec_info;
    pjmedia_vid_codec_param codec_param;
    pjmedia_dir dir = PJMEDIA_DIR_DECODING;
    pj_sockaddr_in remote_addr;
    pj_uint16_t local_port = 4000;
    char *codec_id = NULL;
    pjmedia_rect_size tx_size = {0};
    pj_int8_t rx_pt = -1, tx_pt = -1;

    play_file_data play_file = { NULL };
    pjmedia_port *play_port = NULL;
    pjmedia_vid_codec *play_decoder = NULL;
    pjmedia_clock *play_clock = NULL;

    enum {
	OPT_CODEC	= 'c',
	OPT_LOCAL_PORT	= 'p',
	OPT_REMOTE	= 'r',
	OPT_PLAY_FILE	= 'f',
	OPT_SEND_RECV	= 'b',
	OPT_SEND_ONLY	= 's',
	OPT_RECV_ONLY	= 'i',
	OPT_SEND_WIDTH	= 'W',
	OPT_SEND_HEIGHT	= 'H',
	OPT_RECV_PT	= 't',
	OPT_SEND_PT	= 'T',
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
	OPT_USE_SRTP	= 'S',
#endif
	OPT_SRTP_TX_KEY	= 'x',
	OPT_SRTP_RX_KEY	= 'y',
	OPT_HELP	= 'h',
    };

    struct pj_getopt_option long_options[] = {
	{ "codec",	    1, 0, OPT_CODEC },
	{ "local-port",	    1, 0, OPT_LOCAL_PORT },
	{ "remote",	    1, 0, OPT_REMOTE },
	{ "play-file",	    1, 0, OPT_PLAY_FILE },
	{ "send-recv",      0, 0, OPT_SEND_RECV },
	{ "send-only",      0, 0, OPT_SEND_ONLY },
	{ "recv-only",      0, 0, OPT_RECV_ONLY },
	{ "send-width",     1, 0, OPT_SEND_WIDTH },
	{ "send-height",    1, 0, OPT_SEND_HEIGHT },
	{ "recv-pt",        1, 0, OPT_RECV_PT },
	{ "send-pt",        1, 0, OPT_SEND_PT },
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
	{ "use-srtp",	    2, 0, OPT_USE_SRTP },
	{ "srtp-tx-key",    1, 0, OPT_SRTP_TX_KEY },
	{ "srtp-rx-key",    1, 0, OPT_SRTP_RX_KEY },
#endif
	{ "help",	    0, 0, OPT_HELP },
	{ NULL, 0, 0, 0 },
    };

    int c;
    int option_index;


    pj_bzero(&remote_addr, sizeof(remote_addr));


    /* init PJLIB : */
    status = pj_init();
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);


    /* Parse arguments */
    pj_optind = 0;
    while((c=pj_getopt_long(argc,argv, "h", long_options, &option_index))!=-1)
    {
	switch (c) {
	case OPT_CODEC:
	    codec_id = pj_optarg;
	    break;

	case OPT_LOCAL_PORT:
	    local_port = (pj_uint16_t) atoi(pj_optarg);
	    if (local_port < 1) {
		printf("Error: invalid local port %s\n", pj_optarg);
		return 1;
	    }
	    break;

	case OPT_REMOTE:
	    {
		pj_str_t ip = pj_str(strtok(pj_optarg, ":"));
		pj_uint16_t port = (pj_uint16_t) atoi(strtok(NULL, ":"));

		status = pj_sockaddr_in_init(&remote_addr, &ip, port);
		if (status != PJ_SUCCESS) {
		    app_perror(THIS_FILE, "Invalid remote address", status);
		    return 1;
		}
	    }
	    break;

	case OPT_PLAY_FILE:
	    play_file.file_name = pj_optarg;
	    break;

	case OPT_SEND_RECV:
	    dir = PJMEDIA_DIR_ENCODING_DECODING;
	    break;

	case OPT_SEND_ONLY:
	    dir = PJMEDIA_DIR_ENCODING;
	    break;

	case OPT_RECV_ONLY:
	    dir = PJMEDIA_DIR_DECODING;
	    break;

	case OPT_SEND_WIDTH:
	    tx_size.w = (unsigned)atoi(pj_optarg);
	    break;

	case OPT_SEND_HEIGHT:
	    tx_size.h = (unsigned)atoi(pj_optarg);
	    break;

	case OPT_RECV_PT:
	    rx_pt = (pj_int8_t)atoi(pj_optarg);
	    break;

	case OPT_SEND_PT:
	    tx_pt = (pj_int8_t)atoi(pj_optarg);
	    break;

#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
	case OPT_USE_SRTP:
	    use_srtp = PJ_TRUE;
	    if (pj_optarg) {
		pj_strset(&srtp_crypto_suite, pj_optarg, strlen(pj_optarg));
	    } else {
		srtp_crypto_suite = pj_str("AES_CM_128_HMAC_SHA1_80");
	    }
	    break;

	case OPT_SRTP_TX_KEY:
	    tmp_key_len = hex_string_to_octet_string(tmp_tx_key, pj_optarg, 
						     strlen(pj_optarg));
	    pj_strset(&srtp_tx_key, tmp_tx_key, tmp_key_len/2);
	    break;

	case OPT_SRTP_RX_KEY:
	    tmp_key_len = hex_string_to_octet_string(tmp_rx_key, pj_optarg,
						     strlen(pj_optarg));
	    pj_strset(&srtp_rx_key, tmp_rx_key, tmp_key_len/2);
	    break;
#endif

	case OPT_HELP:
	    usage();
	    return 1;

	default:
	    printf("Invalid options %s\n", argv[pj_optind]);
	    return 1;
	}

    }


    /* Verify arguments. */
    if (dir & PJMEDIA_DIR_ENCODING) {
	if (remote_addr.sin_addr.s_addr == 0) {
	    printf("Error: remote address must be set\n");
	    return 1;
	}
    }

    if (play_file.file_name != NULL && dir != PJMEDIA_DIR_ENCODING) {
	printf("Direction is set to --send-only because of --play-file\n");
	dir = PJMEDIA_DIR_ENCODING;
    }

#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
    /* SRTP validation */
    if (use_srtp) {
	if (!srtp_tx_key.slen || !srtp_rx_key.slen)
	{
	    printf("Error: Key for each SRTP stream direction must be set\n");
	    return 1;
	}
    }
#endif

    /* Must create a pool factory before we can allocate any memory. */
    pj_caching_pool_init(&cp, &pj_pool_factory_default_policy, 0);

    /* 
     * Initialize media endpoint.
     * This will implicitly initialize PJMEDIA too.
     */
    status = pjmedia_endpt_create(&cp.factory, NULL, 1, &med_endpt);
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);

    /* Create memory pool for application purpose */
    pool = pj_pool_create( &cp.factory,	    /* pool factory	    */
			   "app",	    /* pool name.	    */
			   4000,	    /* init size	    */
			   4000,	    /* increment size	    */
			   NULL		    /* callback on error    */
			   );

    /* Init video format manager */
    pjmedia_video_format_mgr_create(pool, 64, 0, NULL);

    /* Init video converter manager */
    pjmedia_converter_mgr_create(pool, NULL);

    /* Init event manager */
    pjmedia_event_mgr_create(pool, 0, NULL);

    /* Init video codec manager */
    pjmedia_vid_codec_mgr_create(pool, NULL);

    /* Init video subsystem */
    pjmedia_vid_dev_subsys_init(&cp.factory);

    /* Register all supported codecs */
    status = init_codecs(&cp.factory);
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);


    /* Find which codec to use. */
    if (codec_id) {
	unsigned count = 1;
	pj_str_t str_codec_id = pj_str(codec_id);

        status = pjmedia_vid_codec_mgr_find_codecs_by_id(NULL,
						         &str_codec_id, &count,
						         &codec_info, NULL);
	if (status != PJ_SUCCESS) {
	    printf("Error: unable to find codec %s\n", codec_id);
	    return 1;
	}
    } else {
        static pjmedia_vid_codec_info info[1];
        unsigned count = PJ_ARRAY_SIZE(info);

	/* Default to first codec */
	pjmedia_vid_codec_mgr_enum_codecs(NULL, &count, info, NULL);
        codec_info = &info[0];
    }

    /* Get codec default param for info */
    status = pjmedia_vid_codec_mgr_get_default_param(NULL, codec_info, 
				                     &codec_param);
    pj_assert(status == PJ_SUCCESS);
    
    /* Set outgoing video size */
    if (tx_size.w && tx_size.h)
        codec_param.enc_fmt.det.vid.size = tx_size;

#if DEF_RENDERER_WIDTH && DEF_RENDERER_HEIGHT
    /* Set incoming video size */
    if (DEF_RENDERER_WIDTH > codec_param.dec_fmt.det.vid.size.w)
	codec_param.dec_fmt.det.vid.size.w = DEF_RENDERER_WIDTH;
    if (DEF_RENDERER_HEIGHT > codec_param.dec_fmt.det.vid.size.h)
	codec_param.dec_fmt.det.vid.size.h = DEF_RENDERER_HEIGHT;
#endif

    if (play_file.file_name) {
	pjmedia_video_format_detail *file_vfd;
        pjmedia_clock_param clock_param;
        char fmt_name[5];

	/* Create file player */
	status = create_file_player(pool, play_file.file_name, &play_port);
	if (status != PJ_SUCCESS)
	    goto on_exit;

	/* Collect format info */
	file_vfd = pjmedia_format_get_video_format_detail(&play_port->info.fmt,
							  PJ_TRUE);
	PJ_LOG(2, (THIS_FILE, "Reading video stream %dx%d %s @%.2ffps",
		   file_vfd->size.w, file_vfd->size.h,
		   pjmedia_fourcc_name(play_port->info.fmt.id, fmt_name),
		   (1.0*file_vfd->fps.num/file_vfd->fps.denum)));

	/* Allocate file read buffer */
	play_file.read_buf_size = PJMEDIA_MAX_VIDEO_ENC_FRAME_SIZE;
	play_file.read_buf = pj_pool_zalloc(pool, play_file.read_buf_size);

	/* Create decoder, if the file and the stream uses different codec */
	if (codec_info->fmt_id != (pjmedia_format_id)play_port->info.fmt.id) {
	    const pjmedia_video_format_info *dec_vfi;
	    pjmedia_video_apply_fmt_param dec_vafp = {0};
	    const pjmedia_vid_codec_info *codec_info2;
	    pjmedia_vid_codec_param codec_param2;

	    /* Find decoder */
	    status = pjmedia_vid_codec_mgr_get_codec_info2(NULL,
							   play_port->info.fmt.id,
							   &codec_info2);
	    if (status != PJ_SUCCESS)
		goto on_exit;

	    /* Init decoder */
	    status = pjmedia_vid_codec_mgr_alloc_codec(NULL, codec_info2,
						       &play_decoder);
	    if (status != PJ_SUCCESS)
		goto on_exit;

	    status = play_decoder->op->init(play_decoder, pool);
	    if (status != PJ_SUCCESS)
		goto on_exit;

	    /* Open decoder */
	    status = pjmedia_vid_codec_mgr_get_default_param(NULL, codec_info2,
							     &codec_param2);
	    if (status != PJ_SUCCESS)
		goto on_exit;

	    codec_param2.dir = PJMEDIA_DIR_DECODING;
	    status = play_decoder->op->open(play_decoder, &codec_param2);
	    if (status != PJ_SUCCESS)
		goto on_exit;

	    /* Get decoder format info and apply param */
	    dec_vfi = pjmedia_get_video_format_info(NULL,
						    codec_info2->dec_fmt_id[0]);
	    if (!dec_vfi || !dec_vfi->apply_fmt) {
		status = PJ_ENOTSUP;
		goto on_exit;
	    }
	    dec_vafp.size = file_vfd->size;
	    (*dec_vfi->apply_fmt)(dec_vfi, &dec_vafp);

	    /* Allocate buffer to receive decoder output */
	    play_file.dec_buf_size = dec_vafp.framebytes;
	    play_file.dec_buf = pj_pool_zalloc(pool, play_file.dec_buf_size);
	}

	/* Create player clock */
        clock_param.usec_interval = PJMEDIA_PTIME(&file_vfd->fps);
        clock_param.clock_rate = codec_info->clock_rate;
	status = pjmedia_clock_create2(pool, &clock_param,
				       PJMEDIA_CLOCK_NO_HIGHEST_PRIO,
				       &clock_cb, &play_file, &play_clock);
	if (status != PJ_SUCCESS)
	    goto on_exit;

	/* Override stream codec param for encoding direction */
	codec_param.enc_fmt.det.vid.size = file_vfd->size;
	codec_param.enc_fmt.det.vid.fps  = file_vfd->fps;

    } else {
        pjmedia_vid_port_param_default(&vpp);

        /* Set as active for all video devices */
        vpp.active = PJ_TRUE;

	/* Create video device port. */
        if (dir & PJMEDIA_DIR_ENCODING) {
            /* Create capture */
            status = pjmedia_vid_dev_default_param(
					pool,
					PJMEDIA_VID_DEFAULT_CAPTURE_DEV,
					&vpp.vidparam);
            if (status != PJ_SUCCESS)
	        goto on_exit;

            pjmedia_format_copy(&vpp.vidparam.fmt, &codec_param.enc_fmt);
	    vpp.vidparam.fmt.id = codec_param.dec_fmt.id;
            vpp.vidparam.dir = PJMEDIA_DIR_CAPTURE;
            
            status = pjmedia_vid_port_create(pool, &vpp, &capture);
            if (status != PJ_SUCCESS)
	        goto on_exit;
        }
	
        if (dir & PJMEDIA_DIR_DECODING) {
            /* Create renderer */
            status = pjmedia_vid_dev_default_param(
					pool,
					PJMEDIA_VID_DEFAULT_RENDER_DEV,
					&vpp.vidparam);
            if (status != PJ_SUCCESS)
	        goto on_exit;

            pjmedia_format_copy(&vpp.vidparam.fmt, &codec_param.dec_fmt);
            vpp.vidparam.dir = PJMEDIA_DIR_RENDER;
            vpp.vidparam.disp_size = vpp.vidparam.fmt.det.vid.size;
	    vpp.vidparam.flags |= PJMEDIA_VID_DEV_CAP_OUTPUT_WINDOW_FLAGS;
	    vpp.vidparam.window_flags = PJMEDIA_VID_DEV_WND_BORDER |
					PJMEDIA_VID_DEV_WND_RESIZABLE;

            status = pjmedia_vid_port_create(pool, &vpp, &renderer);
            if (status != PJ_SUCCESS)
	        goto on_exit;
        }
    }

    /* Set to ignore fmtp */
    codec_param.ignore_fmtp = PJ_TRUE;

    /* Create stream based on program arguments */
    status = create_stream(pool, med_endpt, codec_info, &codec_param,
                           dir, rx_pt, tx_pt, local_port, &remote_addr, 
#if defined(PJMEDIA_HAS_SRTP) && (PJMEDIA_HAS_SRTP != 0)
			   use_srtp, &srtp_crypto_suite, 
			   &srtp_tx_key, &srtp_rx_key,
#endif
			   &stream);
    if (status != PJ_SUCCESS)
	goto on_exit;

    /* Get the port interface of the stream */
    status = pjmedia_vid_stream_get_port(stream, PJMEDIA_DIR_ENCODING,
				         &enc_port);
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);

    status = pjmedia_vid_stream_get_port(stream, PJMEDIA_DIR_DECODING,
				         &dec_port);
    PJ_ASSERT_RETURN(status == PJ_SUCCESS, 1);

    /* Start streaming */
    status = pjmedia_vid_stream_start(stream);
    if (status != PJ_SUCCESS)
        goto on_exit;

    /* Start renderer */
    if (renderer) {
        status = pjmedia_vid_port_connect(renderer, dec_port, PJ_FALSE);
        if (status != PJ_SUCCESS)
	    goto on_exit;
        status = pjmedia_vid_port_start(renderer);
        if (status != PJ_SUCCESS)
            goto on_exit;
    }

    /* Start capture */
    if (capture) {
        status = pjmedia_vid_port_connect(capture, enc_port, PJ_FALSE);
        if (status != PJ_SUCCESS)
	    goto on_exit;
        status = pjmedia_vid_port_start(capture);
        if (status != PJ_SUCCESS)
            goto on_exit;
    }

    /* Start playing file */
    if (play_file.file_name) {

#if HAS_LOCAL_RENDERER_FOR_PLAY_FILE
        /* Create local renderer */
        pjmedia_vid_port_param_default(&vpp);
        vpp.active = PJ_FALSE;
        status = pjmedia_vid_dev_default_param(
				pool,
				PJMEDIA_VID_DEFAULT_RENDER_DEV,
				&vpp.vidparam);
        if (status != PJ_SUCCESS)
	    goto on_exit;

        vpp.vidparam.dir = PJMEDIA_DIR_RENDER;
        pjmedia_format_copy(&vpp.vidparam.fmt, &codec_param.dec_fmt);
	vpp.vidparam.fmt.det.vid.size = play_port->info.fmt.det.vid.size;
	vpp.vidparam.fmt.det.vid.fps = play_port->info.fmt.det.vid.fps;
        vpp.vidparam.disp_size = vpp.vidparam.fmt.det.vid.size;

	status = pjmedia_vid_port_create(pool, &vpp, &renderer);
        if (status != PJ_SUCCESS)
	    goto on_exit;
        status = pjmedia_vid_port_start(renderer);
        if (status != PJ_SUCCESS)
            goto on_exit;
#endif

	/* Init play file data */
	play_file.play_port = play_port;
	play_file.stream_port = enc_port;
	play_file.decoder = play_decoder;
	if (renderer) {
	    play_file.renderer = pjmedia_vid_port_get_passive_port(renderer);
	}

	status = pjmedia_clock_start(play_clock);
	if (status != PJ_SUCCESS)
	    goto on_exit;
    }

    /* Done */

    if (dir == PJMEDIA_DIR_DECODING)
	printf("Stream is active, dir is recv-only, local port is %d\n",
	       local_port);
    else if (dir == PJMEDIA_DIR_ENCODING)
	printf("Stream is active, dir is send-only, sending to %s:%d\n",
	       pj_inet_ntoa(remote_addr.sin_addr),
	       pj_ntohs(remote_addr.sin_port));
    else
	printf("Stream is active, send/recv, local port is %d, "
	       "sending to %s:%d\n",
	       local_port,
	       pj_inet_ntoa(remote_addr.sin_addr),
	       pj_ntohs(remote_addr.sin_port));

    if (dir & PJMEDIA_DIR_ENCODING)
	PJ_LOG(2, (THIS_FILE, "Sending %dx%d %.*s @%.2ffps",
		   codec_param.enc_fmt.det.vid.size.w,
		   codec_param.enc_fmt.det.vid.size.h,
		   codec_info->encoding_name.slen,
		   codec_info->encoding_name.ptr,
		   (1.0*codec_param.enc_fmt.det.vid.fps.num/
		    codec_param.enc_fmt.det.vid.fps.denum)));

    for (;;) {
	char tmp[10];

	puts("");
	puts("Commands:");
	puts("  q     Quit");
	puts("");

	printf("Command: "); fflush(stdout);

	if (fgets(tmp, sizeof(tmp), stdin) == NULL) {
	    puts("EOF while reading stdin, will quit now..");
	    break;
	}

	if (tmp[0] == 'q')
	    break;

    }



    /* Start deinitialization: */
on_exit:

    /* Stop and destroy file clock */
    if (play_clock) {
	pjmedia_clock_stop(play_clock);
	pjmedia_clock_destroy(play_clock);
    }

    /* Destroy file reader/player */
    if (play_port)
	pjmedia_port_destroy(play_port);

    /* Destroy file decoder */
    if (play_decoder) {
	play_decoder->op->close(play_decoder);
	pjmedia_vid_codec_mgr_dealloc_codec(NULL, play_decoder);
    }

    /* Destroy video devices */
    if (capture)
	pjmedia_vid_port_destroy(capture);
    if (renderer)
	pjmedia_vid_port_destroy(renderer);

    /* Destroy stream */
    if (stream) {
	pjmedia_transport *tp;

	tp = pjmedia_vid_stream_get_transport(stream);
	pjmedia_vid_stream_destroy(stream);
	
	pjmedia_transport_close(tp);
    }

    /* Deinit codecs */
    deinit_codecs();

    /* Shutdown video subsystem */
    pjmedia_vid_dev_subsys_shutdown();

    /* Destroy event manager */
    pjmedia_event_mgr_destroy(NULL);

    /* Release application pool */
    pj_pool_release( pool );

    /* Destroy media endpoint. */
    pjmedia_endpt_destroy( med_endpt );

    /* Destroy pool factory */
    pj_caching_pool_destroy( &cp );

    /* Shutdown PJLIB */
    pj_shutdown();

    return (status == PJ_SUCCESS) ? 0 : 1;
}
示例#15
0
    //
    // Initialize from char* and length.
    //
    void set(char *str, pj_size_t len)
    {
	pj_strset(this, str, len);
    }
PJ_END_DECL


/* Get Symbian phone model info, returning length of model info */
unsigned pj_symbianos_get_model_info(char *buf, unsigned buf_size)
{
    pj_str_t model_name;

    /* Get machine UID */
    TInt hal_val;
    HAL::Get(HAL::EMachineUid, hal_val);
    pj_ansi_snprintf(buf, buf_size, "0x%08X", hal_val);
    pj_strset2(&model_name, buf);

    /* Get model name */
    const pj_str_t st_copyright = {"(C)", 3};
    const pj_str_t st_nokia = {"Nokia", 5};
    char tmp_buf[64];
    pj_str_t tmp_str;

    _LIT(KModelFilename,"Z:\\resource\\versions\\model.txt");
    RFile file;
    RFs fs;
    TInt err;
    
    fs.Connect(1);
    err = file.Open(fs, KModelFilename, EFileRead);
    if (err == KErrNone) {
	TFileText text;
	text.Set(file);
	TBuf16<64> ModelName16;
	err = text.Read(ModelName16);
	if (err == KErrNone) {
	    TPtr8 ptr8((TUint8*)tmp_buf, sizeof(tmp_buf));
	    ptr8.Copy(ModelName16);
	    pj_strset(&tmp_str, tmp_buf, ptr8.Length());
	    pj_strtrim(&tmp_str);
	}
	file.Close();
    }
    fs.Close();
    if (err != KErrNone)
	goto on_return;
    
    /* The retrieved model name is usually in long format, e.g: 
     * "© Nokia N95 (01.01)", "(C) Nokia E52". As we need only
     * the short version, let's clean it up.
     */
    
    /* Remove preceding non-ASCII chars, e.g: "©" */
    char *p = tmp_str.ptr;
    while (!pj_isascii(*p)) { p++; }
    pj_strset(&tmp_str, p, tmp_str.slen - (p - tmp_str.ptr));
    
    /* Remove "(C)" */
    p = pj_stristr(&tmp_str, &st_copyright);
    if (p) {
	p += st_copyright.slen;
	pj_strset(&tmp_str, p, tmp_str.slen - (p - tmp_str.ptr));
    }

    /* Remove "Nokia" */
    p = pj_stristr(&tmp_str, &st_nokia);
    if (p) {
	p += st_nokia.slen;
	pj_strset(&tmp_str, p, tmp_str.slen - (p - tmp_str.ptr));
    }
    
    /* Remove language version, e.g: "(01.01)" */
    p = pj_strchr(&tmp_str, '(');
    if (p) {
	tmp_str.slen = p - tmp_str.ptr;
    }
    
    pj_strtrim(&tmp_str);
    
    if (tmp_str.slen == 0)
	goto on_return;
    
    if ((unsigned)tmp_str.slen > buf_size - model_name.slen - 3)
	tmp_str.slen = buf_size - model_name.slen - 3;
    
    pj_strcat2(&model_name, "(");
    pj_strcat(&model_name, &tmp_str);
    pj_strcat2(&model_name, ")");
    
    /* Zero terminate */
    buf[model_name.slen] = '\0';
    
on_return:
    return model_name.slen;
}
示例#17
0
int transport_rt_test( pjsip_transport_type_e tp_type,
		       pjsip_transport *ref_tp,
		       char *target_url,
		       int *lost)
{
    enum { THREADS = 4, INTERVAL = 10 };
    int i;
    pj_status_t status;
    pj_pool_t *pool;
    pj_bool_t logger_enabled;

    pj_timestamp zero_time, total_time;
    unsigned usec_rt;
    unsigned total_sent;
    unsigned total_recv;

    PJ_UNUSED_ARG(tp_type);
    PJ_UNUSED_ARG(ref_tp);

    PJ_LOG(3,(THIS_FILE, "  multithreaded round-trip test (%d threads)...",
		  THREADS));
    PJ_LOG(3,(THIS_FILE, "    this will take approx %d seconds, please wait..",
		INTERVAL));

    /* Make sure msg logger is disabled. */
    logger_enabled = msg_logger_set_enabled(0);

    /* Register module (if not yet registered) */
    if (rt_module.id == -1) {
	status = pjsip_endpt_register_module( endpt, &rt_module );
	if (status != PJ_SUCCESS) {
	    app_perror("   error: unable to register module", status);
	    return -600;
	}
    }

    /* Create pool for this test. */
    pool = pjsip_endpt_create_pool(endpt, NULL, 4000, 4000);
    if (!pool)
	return -610;

    /* Initialize static test data. */
    pj_ansi_strcpy(rt_target_uri, target_url);
    rt_call_id = pj_str("RT-Call-Id/");
    rt_stop = PJ_FALSE;

    /* Initialize thread data. */
    for (i=0; i<THREADS; ++i) {
	char buf[1];
	pj_str_t str_id;
	
	pj_strset(&str_id, buf, 1);
	pj_bzero(&rt_test_data[i], sizeof(rt_test_data[i]));

	/* Init timer entry */
	rt_test_data[i].tx_timer.id = i;
	rt_test_data[i].tx_timer.cb = &rt_tx_timer;
	rt_test_data[i].timeout_timer.id = i;
	rt_test_data[i].timeout_timer.cb = &rt_timeout_timer;

	/* Generate Call-ID for each thread. */
	rt_test_data[i].call_id.ptr = (char*) pj_pool_alloc(pool, rt_call_id.slen+1);
	pj_strcpy(&rt_test_data[i].call_id, &rt_call_id);
	buf[0] = '0' + (char)i;
	pj_strcat(&rt_test_data[i].call_id, &str_id);

	/* Init mutex. */
	status = pj_mutex_create_recursive(pool, "rt", &rt_test_data[i].mutex);
	if (status != PJ_SUCCESS) {
	    app_perror("   error: unable to create mutex", status);
	    return -615;
	}

	/* Create thread, suspended. */
	status = pj_thread_create(pool, "rttest%p", &rt_worker_thread, (void*)(long)i, 0,
				  PJ_THREAD_SUSPENDED, &rt_test_data[i].thread);
	if (status != PJ_SUCCESS) {
	    app_perror("   error: unable to create thread", status);
	    return -620;
	}
    }

    /* Start threads! */
    for (i=0; i<THREADS; ++i) {
	pj_time_val delay = {0,0};
	pj_thread_resume(rt_test_data[i].thread);

	/* Schedule first message transmissions. */
	rt_test_data[i].tx_timer.user_data = (void*)1;
	pjsip_endpt_schedule_timer(endpt, &rt_test_data[i].tx_timer, &delay);
    }

    /* Sleep for some time. */
    pj_thread_sleep(INTERVAL * 1000);

    /* Signal thread to stop. */
    rt_stop = PJ_TRUE;

    /* Wait threads to complete. */
    for (i=0; i<THREADS; ++i) {
	pj_thread_join(rt_test_data[i].thread);
	pj_thread_destroy(rt_test_data[i].thread);
    }

    /* Destroy rt_test_data */
    for (i=0; i<THREADS; ++i) {
	pj_mutex_destroy(rt_test_data[i].mutex);
	pjsip_endpt_cancel_timer(endpt, &rt_test_data[i].timeout_timer);
    }

    /* Gather statistics. */
    pj_bzero(&total_time, sizeof(total_time));
    pj_bzero(&zero_time, sizeof(zero_time));
    usec_rt = total_sent = total_recv = 0;
    for (i=0; i<THREADS; ++i) {
	total_sent += rt_test_data[i].sent_request_count;
	total_recv +=  rt_test_data[i].recv_response_count;
	pj_add_timestamp(&total_time, &rt_test_data[i].total_rt_time);
    }

    /* Display statistics. */
    if (total_recv)
	total_time.u64 = total_time.u64/total_recv;
    else
	total_time.u64 = 0;
    usec_rt = pj_elapsed_usec(&zero_time, &total_time);
    PJ_LOG(3,(THIS_FILE, "    done."));
    PJ_LOG(3,(THIS_FILE, "    total %d messages sent", total_sent));
    PJ_LOG(3,(THIS_FILE, "    average round-trip=%d usec", usec_rt));

    pjsip_endpt_release_pool(endpt, pool);

    *lost = total_sent-total_recv;

    /* Flush events. */
    flush_events(500);

    /* Restore msg logger. */
    msg_logger_set_enabled(logger_enabled);

    return 0;
}
示例#18
0
文件: userver.c 项目: mocidis/userver
int $UPROTO$_secure_server_proc(void *param) {
    int ret;
    unsigned int len;
    
    int port;
    char *first, *second, *third;
    char cnt_str[30];

    pj_sockaddr_in caddr;
    char *caddr_str;
    pj_time_val timeout;

    pj_fd_set_t read_fds;

	char buffer[USERVER_BUFSIZE];

	$UPROTO$_request_t request;

    // For lvc parsing
    lvc_t lvc;
    int len1;
    char *val;
    uint32_t *ts;
    char sts[32];
    char plain[USERVER_BUFSIZE];
    char *pph;
    char otp[32];
    pj_str_t pjstr;
    // End for lvc parsing

    $UPROTO$_server_t *userver = ($UPROTO$_server_t *)param;
	ansi_copy_str(cnt_str, userver->connect_str);

    first = cnt_str;
    
    second = strchr(first, ':');
    EXIT_IF_TRUE(second == NULL, "Wrong connection string format\n");
    *second = '\0';
    second++;

    if(0 == strcmp(first, "udp")) {
        third = strchr(second, ':');
        EXIT_IF_TRUE(third == NULL, "Wrong connection string format\n");
        *third = '\0';
        third++;
        port = atoi(third);
        open_udp_socket(userver, second, port);
        if (userver->on_open_socket_f != NULL)
            userver->on_open_socket_f(userver);

        userver->recv_f = &udp_recvfrom;
        userver->send_f = &udp_sendto;
    }
    else if( 0 == strcmp(first, "tty") ) {
        open_tty(userver, second);
        userver->recv_f = &tty_recvfrom;
        userver->send_f = &tty_sendto;
    }
    else {
        EXIT_IF_TRUE(1, "Unsuported protocol\n");
    }

    // thread loop
    timeout.sec = 0;
    timeout.msec = 100;
    userver->is_end = 0;


    while( !userver->is_end ) {

        while (!userver->is_online) {
            SHOW_LOG(3, "Server is currently offline...\n");
            pj_thread_sleep(1000);
        }

        PJ_FD_ZERO(&read_fds);
        PJ_FD_SET(userver->fd, &read_fds);

        pj_mutex_lock(userver->mutex);
        ret = pj_sock_select(userver->fd + 1, &read_fds, NULL, NULL, &timeout); 
        pj_mutex_unlock(userver->mutex);

        EXIT_IF_TRUE(ret < 0, "Error on server socket\n");

        if( PJ_FD_ISSET(userver->fd, &read_fds) ) {
            len = sizeof(caddr);
            pj_bzero(&caddr, len);

            pj_mutex_lock(userver->mutex);
            ret = userver->recv_f(userver->fd, buffer, USERVER_BUFSIZE, (void *)&caddr, &len);
            pj_mutex_unlock(userver->mutex);
            caddr_str = pj_inet_ntoa(caddr.sin_addr);

            if( ret > 0 ) {
                buffer[ret] = '\0';

                lvc_init(&lvc, buffer, ret);

                lvc_unpack(&lvc, &len, &val);
                pj_strset(&pjstr, val, len);
                pph = userver->get_pph_f(&pjstr);
                if( pph != NULL ) {

                    lvc_unpack(&lvc, &len, &val);
                    ts = (uint32_t *)val;
                    ts2str(*ts, sts);

                    lvc_unpack(&lvc, &len, &val);
                    
                    generate_otp(otp, pph, sts);
                    do_decrypt(val, len, plain, &len1, otp);
                    if( pj_ansi_strncmp(sts, plain, len1) == 0 ) {
                        lvc_unpack(&lvc, &len, &val);
                        do_decrypt(val, len, plain, &len1, otp);
                        plain[len1] = '\0';

                        $UPROTO$_parse_request(plain, len1, &request);
                        userver->on_request_f(userver, &request, caddr_str);
                    }
                }
                //else {
                //}
            }
        }
        pj_thread_sleep(100);
    }
	return 0;
}