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1836 lines
77 KiB
C
1836 lines
77 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef _SIPCC_SDP_H_
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#define _SIPCC_SDP_H_
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#include "sdp_os_defs.h"
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#include "ccsdp.h"
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/* SDP Defines */
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/* The following defines are used to indicate params that are specified
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* as the choose parameter or parameters that are invalid. These can
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* be used where the value required is really a uint16_t, but is represented
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* by an int32_t.
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*/
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#define SDP_CHOOSE_PARAM (-1)
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#define SDP_SESSION_LEVEL 0xFFFF
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#define UNKNOWN_CRYPTO_SUITE "UNKNOWN_CRYPTO_SUITE"
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#define AES_CM_128_HMAC_SHA1_32 "AES_CM_128_HMAC_SHA1_32"
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#define AES_CM_128_HMAC_SHA1_80 "AES_CM_128_HMAC_SHA1_80"
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#define F8_128_HMAC_SHA1_80 "F8_128_HMAC_SHA1_80"
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/* Pulled in from rtp_defs.h. */
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#define GET_DYN_PAYLOAD_TYPE_VALUE(a) ((a & 0XFF00) ? ((a & 0XFF00) >> 8) : a)
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#define SET_PAYLOAD_TYPE_WITH_DYNAMIC(a,b) ((a << 8) | b)
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/*
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* SDP_SRTP_MAX_KEY_SIZE_BYTES
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* Maximum size for a SRTP Master Key in bytes.
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*/
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#define SDP_SRTP_MAX_KEY_SIZE_BYTES 16
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/*
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* SDP_SRTP_MAX_SALT_SIZE_BYTES
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* Maximum size for a SRTP Master Salt in bytes.
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*/
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#define SDP_SRTP_MAX_SALT_SIZE_BYTES 14
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/*
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* SDP_SRTP_MAX_MKI_SIZE_BYTES
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* Maximum size for a SRTP Master Key Index in bytes.
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*/
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#define SDP_SRTP_MAX_MKI_SIZE_BYTES 4
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/* Max number of characters for Lifetime */
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#define SDP_SRTP_MAX_LIFETIME_BYTES 16
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#define SDP_SDESCRIPTIONS_KEY_SIZE_UNKNOWN 0
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#define SDP_SRTP_CRYPTO_SELECTION_FLAGS_UNKNOWN 0
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/* Max number of fmtp redundant encodings */
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#define SDP_FMTP_MAX_REDUNDANT_ENCODINGS 128
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/*
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* SRTP_CONTEXT_SET_*
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* Set a SRTP Context field flag
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*/
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#define SDP_SRTP_ENCRYPT_MASK 0x00000001
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#define SDP_SRTP_AUTHENTICATE_MASK 0x00000002
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#define SDP_SRTCP_ENCRYPT_MASK 0x00000004
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#define SDP_SRTCP_SSRC_MASK 0x20000000
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#define SDP_SRTCP_ROC_MASK 0x10000000
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#define SDP_SRTCP_KDR_MASK 0x08000000
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#define SDP_SRTCP_KEY_MASK 0x80000000
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#define SDP_SRTCP_SALT_MASK 0x40000000
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#define SDP_SRTP_CONTEXT_SET_SSRC(cw) ((cw) |= SDP_SRTCP_SSRC_MASK)
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#define SDP_SRTP_CONTEXT_SET_ROC(cw) ((cw) |= SDP_SRTCP_ROC_MASK)
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#define SDP_SRTP_CONTEXT_SET_KDR(cw) ((cw) |= SDP_SRTCP_KDR_MASK)
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#define SDP_SRTP_CONTEXT_SET_MASTER_KEY(cw) ((cw) |= SDP_SRTCP_KEY_MASK)
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#define SDP_SRTP_CONTEXT_SET_MASTER_SALT(cw) ((cw) |= SDP_SRTCP_SALT_MASK)
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#define SDP_SRTP_CONTEXT_SET_ENCRYPT_AUTHENTICATE(cw) \
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((cw) |= (SDP_SRTP_ENCRYPT_MASK | SDP_SRTP_AUTHENTICATE_MASK | \
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SDP_SRTCP_ENCRYPT_MASK))
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#define SDP_SRTP_CONTEXT_RESET_SSRC(cw) ((cw) &= ~(SDP_SRTCP_SSRC_MASK))
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#define SDP_SRTP_CONTEXT_RESET_ROC(cw) ((cw) &= ~(SDP_SRTCP_ROC_MASK))
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#define SDP_SRTP_CONTEXT_RESET_KDR(cw) ((cw) &= ~(SDP_SRTCP_KDR_MASK))
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#define SDP_CONTEXT_RESET_MASTER_KEY(cw) ((cw) &= ~(SDP_SRTCP_KEY_MASK))
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#define SDP_CONTEXT_RESET_MASTER_SALT(cw) ((cw) &= ~(SDP_SRTCP_SALT_MASK))
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#define SDP_EXTMAP_AUDIO_LEVEL "urn:ietf:params:rtp-hdrext:ssrc-audio-level"
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/* SDP Enum Types */
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typedef enum {
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SDP_DEBUG_TRACE,
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SDP_DEBUG_WARNINGS,
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SDP_DEBUG_ERRORS,
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SDP_MAX_DEBUG_TYPES
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} sdp_debug_e;
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typedef enum {
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SDP_CHOOSE_CONN_ADDR,
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SDP_CHOOSE_PORTNUM,
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SDP_MAX_CHOOSE_PARAMS
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} sdp_choose_param_e;
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/* Token Lines - these must be in the same order they should
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* appear in an SDP.
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*/
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typedef enum {
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SDP_TOKEN_V = 0,
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SDP_TOKEN_O,
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SDP_TOKEN_S,
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SDP_TOKEN_I,
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SDP_TOKEN_U,
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SDP_TOKEN_E,
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SDP_TOKEN_P,
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SDP_TOKEN_C,
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SDP_TOKEN_B,
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SDP_TOKEN_T,
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SDP_TOKEN_R,
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SDP_TOKEN_Z,
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SDP_TOKEN_K,
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SDP_TOKEN_A,
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SDP_TOKEN_M,
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SDP_MAX_TOKENS
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} sdp_token_e;
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/* Media Types */
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typedef enum {
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SDP_MEDIA_AUDIO = 0,
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SDP_MEDIA_VIDEO,
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SDP_MEDIA_APPLICATION,
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SDP_MEDIA_DATA,
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SDP_MEDIA_CONTROL,
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SDP_MEDIA_NAS_RADIUS,
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SDP_MEDIA_NAS_TACACS,
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SDP_MEDIA_NAS_DIAMETER,
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SDP_MEDIA_NAS_L2TP,
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SDP_MEDIA_NAS_LOGIN,
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SDP_MEDIA_NAS_NONE,
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SDP_MEDIA_TEXT,
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SDP_MEDIA_IMAGE,
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SDP_MAX_MEDIA_TYPES,
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SDP_MEDIA_UNSUPPORTED,
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SDP_MEDIA_INVALID
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} sdp_media_e;
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/* Connection Network Type */
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typedef enum {
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SDP_NT_INTERNET = 0, /* 0 -> IP - In SDP "IN" is defined */
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/* to mean "Internet" */
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SDP_NT_ATM, /* 1 -> ATM */
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SDP_NT_FR, /* 2 -> FRAME RELAY */
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SDP_NT_LOCAL, /* 3 -> local */
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SDP_MAX_NETWORK_TYPES,
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SDP_NT_UNSUPPORTED,
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SDP_NT_INVALID
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} sdp_nettype_e;
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/* Address Type */
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typedef enum {
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SDP_AT_IP4 = 0, /* 0 -> IP Version 4 (IP4) */
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SDP_AT_IP6, /* 1 -> IP Version 6 (IP6) */
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SDP_AT_NSAP, /* 2 -> 20 byte NSAP address */
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SDP_AT_EPN, /* 3 -> 32 bytes of endpoint name */
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SDP_AT_E164, /* 4 -> 15 digit decimal number addr */
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SDP_AT_GWID, /* 5 -> Private gw id. ASCII string */
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SDP_MAX_ADDR_TYPES,
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SDP_AT_UNSUPPORTED,
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SDP_AT_FQDN,
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SDP_AT_INVALID
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} sdp_addrtype_e;
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/* Transport Types */
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#define SDP_MAX_PROFILES 3
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typedef enum {
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SDP_TRANSPORT_RTPAVP = 0,
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SDP_TRANSPORT_UDP,
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SDP_TRANSPORT_UDPTL,
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SDP_TRANSPORT_CES10,
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SDP_TRANSPORT_LOCAL,
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SDP_TRANSPORT_AAL2_ITU,
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SDP_TRANSPORT_AAL2_ATMF,
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SDP_TRANSPORT_AAL2_CUSTOM,
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SDP_TRANSPORT_AAL1AVP,
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SDP_TRANSPORT_UDPSPRT,
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SDP_TRANSPORT_RTPSAVP,
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SDP_TRANSPORT_TCP,
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SDP_TRANSPORT_RTPSAVPF,
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SDP_TRANSPORT_DTLSSCTP,
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SDP_TRANSPORT_RTPAVPF,
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SDP_TRANSPORT_UDPTLSRTPSAVP,
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SDP_TRANSPORT_UDPTLSRTPSAVPF,
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SDP_TRANSPORT_TCPDTLSRTPSAVP,
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SDP_TRANSPORT_TCPDTLSRTPSAVPF,
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SDP_TRANSPORT_UDPDTLSSCTP,
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SDP_TRANSPORT_TCPDTLSSCTP,
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SDP_MAX_TRANSPORT_TYPES,
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SDP_TRANSPORT_UNSUPPORTED,
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SDP_TRANSPORT_INVALID
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} sdp_transport_e;
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/* Encryption KeyType */
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typedef enum {
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SDP_ENCRYPT_CLEAR, /* 0 -> Key given in the clear */
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SDP_ENCRYPT_BASE64, /* 1 -> Base64 encoded key */
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SDP_ENCRYPT_URI, /* 2 -> Ptr to URI */
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SDP_ENCRYPT_PROMPT, /* 3 -> No key included, prompt user */
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SDP_MAX_ENCRYPT_TYPES,
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SDP_ENCRYPT_UNSUPPORTED,
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SDP_ENCRYPT_INVALID
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} sdp_encrypt_type_e;
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/* Known string payload types */
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typedef enum {
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SDP_PAYLOAD_T38,
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SDP_PAYLOAD_XTMR,
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SDP_PAYLOAD_T120,
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SDP_MAX_STRING_PAYLOAD_TYPES,
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SDP_PAYLOAD_UNSUPPORTED,
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SDP_PAYLOAD_INVALID
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} sdp_payload_e;
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/* Payload type indicator */
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typedef enum {
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SDP_PAYLOAD_NUMERIC,
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SDP_PAYLOAD_ENUM
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} sdp_payload_ind_e;
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/* Image payload types */
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typedef enum {
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SDP_PORT_NUM_ONLY, /* <port> or '$' */
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SDP_PORT_NUM_COUNT, /* <port>/<number of ports> */
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SDP_PORT_VPI_VCI, /* <vpi>/<vci> */
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SDP_PORT_VCCI, /* <vcci> */
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SDP_PORT_NUM_VPI_VCI, /* <port>/<vpi>/<vci> */
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SDP_PORT_VCCI_CID, /* <vcci>/<cid> or '$'/'$' */
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SDP_PORT_NUM_VPI_VCI_CID, /* <port>/<vpi>/<vci>/<cid> */
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SDP_MAX_PORT_FORMAT_TYPES,
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SDP_PORT_FORMAT_INVALID
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} sdp_port_format_e;
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/* Fmtp attribute format Types */
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typedef enum {
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SDP_FMTP_NTE,
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SDP_FMTP_CODEC_INFO,
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SDP_FMTP_MODE,
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SDP_FMTP_DATACHANNEL,
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SDP_FMTP_UNKNOWN_TYPE,
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SDP_FMTP_MAX_TYPE
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} sdp_fmtp_format_type_e;
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/* T.38 Rate Mgmt Types */
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typedef enum {
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SDP_T38_LOCAL_TCF,
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SDP_T38_TRANSFERRED_TCF,
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SDP_T38_UNKNOWN_RATE,
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SDP_T38_MAX_RATES
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} sdp_t38_ratemgmt_e;
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/* T.38 udp EC Types */
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typedef enum {
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SDP_T38_UDP_REDUNDANCY,
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SDP_T38_UDP_FEC,
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SDP_T38_UDPEC_UNKNOWN,
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SDP_T38_MAX_UDPEC
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} sdp_t38_udpec_e;
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/* Bitmaps for manipulating sdp_direction_e */
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typedef enum {
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SDP_DIRECTION_FLAG_SEND=0x01,
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SDP_DIRECTION_FLAG_RECV=0x02
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} sdp_direction_flag_e;
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/* Media flow direction */
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typedef enum {
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SDP_DIRECTION_INACTIVE = 0,
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SDP_DIRECTION_SENDONLY = SDP_DIRECTION_FLAG_SEND,
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SDP_DIRECTION_RECVONLY = SDP_DIRECTION_FLAG_RECV,
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SDP_DIRECTION_SENDRECV = SDP_DIRECTION_FLAG_SEND | SDP_DIRECTION_FLAG_RECV,
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SDP_MAX_QOS_DIRECTIONS
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} sdp_direction_e;
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#define SDP_DIRECTION_PRINT(arg) \
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(((sdp_direction_e)(arg)) == SDP_DIRECTION_INACTIVE ? "SDP_DIRECTION_INACTIVE " : \
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((sdp_direction_e)(arg)) == SDP_DIRECTION_SENDONLY ? "SDP_DIRECTION_SENDONLY": \
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((sdp_direction_e)(arg)) == SDP_DIRECTION_RECVONLY ? "SDP_DIRECTION_RECVONLY ": \
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((sdp_direction_e)(arg)) == SDP_DIRECTION_SENDRECV ? " SDP_DIRECTION_SENDRECV": "SDP_MAX_QOS_DIRECTIONS")
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/* QOS Strength tag */
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typedef enum {
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SDP_QOS_STRENGTH_OPT,
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SDP_QOS_STRENGTH_MAND,
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SDP_QOS_STRENGTH_SUCC,
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SDP_QOS_STRENGTH_FAIL,
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SDP_QOS_STRENGTH_NONE,
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SDP_MAX_QOS_STRENGTH,
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SDP_QOS_STRENGTH_UNKNOWN
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} sdp_qos_strength_e;
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/* QOS direction */
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typedef enum {
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SDP_QOS_DIR_SEND,
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SDP_QOS_DIR_RECV,
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SDP_QOS_DIR_SENDRECV,
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SDP_QOS_DIR_NONE,
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SDP_MAX_QOS_DIR,
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SDP_QOS_DIR_UNKNOWN
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} sdp_qos_dir_e;
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/* QoS Status types */
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typedef enum {
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SDP_QOS_LOCAL,
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SDP_QOS_REMOTE,
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SDP_QOS_E2E,
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SDP_MAX_QOS_STATUS_TYPES,
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SDP_QOS_STATUS_TYPE_UNKNOWN
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} sdp_qos_status_types_e;
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/* QoS Status types */
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typedef enum {
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SDP_CURR_QOS_TYPE,
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SDP_CURR_UNKNOWN_TYPE,
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SDP_MAX_CURR_TYPES
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} sdp_curr_type_e;
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/* QoS Status types */
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typedef enum {
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SDP_DES_QOS_TYPE,
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SDP_DES_UNKNOWN_TYPE,
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SDP_MAX_DES_TYPES
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} sdp_des_type_e;
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/* QoS Status types */
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typedef enum {
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SDP_CONF_QOS_TYPE,
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SDP_CONF_UNKNOWN_TYPE,
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SDP_MAX_CONF_TYPES
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} sdp_conf_type_e;
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/* Named event range result values. */
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typedef enum {
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SDP_NO_MATCH,
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SDP_PARTIAL_MATCH,
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SDP_FULL_MATCH
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} sdp_ne_res_e;
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/* Fmtp attribute parameters for audio/video codec information */
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typedef enum {
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/* mainly for audio codecs */
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SDP_ANNEX_A, /* 0 */
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SDP_ANNEX_B,
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SDP_BITRATE,
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/* for video codecs */
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SDP_QCIF,
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SDP_CIF,
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SDP_MAXBR,
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SDP_SQCIF,
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SDP_CIF4,
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SDP_CIF16,
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SDP_CUSTOM,
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SDP_PAR,
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SDP_CPCF,
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SDP_BPP,
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SDP_HRD,
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SDP_PROFILE,
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SDP_LEVEL,
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SDP_INTERLACE,
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/* H.264 related */
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SDP_PROFILE_LEVEL_ID, /* 17 */
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SDP_PARAMETER_SETS,
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SDP_PACKETIZATION_MODE,
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SDP_INTERLEAVING_DEPTH,
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SDP_DEINT_BUF_REQ,
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SDP_MAX_DON_DIFF,
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SDP_INIT_BUF_TIME,
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SDP_MAX_MBPS,
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SDP_MAX_FS,
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SDP_MAX_CPB,
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SDP_MAX_DPB,
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SDP_MAX_BR,
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SDP_REDUNDANT_PIC_CAP,
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SDP_DEINT_BUF_CAP,
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SDP_MAX_RCMD_NALU_SIZE,
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SDP_PARAMETER_ADD,
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/* Annexes - begin */
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/* Some require special handling as they don't have token=token format*/
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SDP_ANNEX_D,
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SDP_ANNEX_F,
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SDP_ANNEX_I,
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SDP_ANNEX_J,
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SDP_ANNEX_T,
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/* These annexes have token=token format */
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SDP_ANNEX_K,
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SDP_ANNEX_N,
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SDP_ANNEX_P,
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SDP_MODE,
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SDP_LEVEL_ASYMMETRY_ALLOWED,
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SDP_MAX_AVERAGE_BIT_RATE,
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SDP_USED_TX,
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SDP_STEREO,
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SDP_USE_IN_BAND_FEC,
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SDP_MAX_CODED_AUDIO_BW,
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SDP_CBR,
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SDP_MAX_FR,
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SDP_MAX_PLAYBACK_RATE,
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SDP_APT,
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SDP_RTX_TIME,
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SDP_MAX_FMTP_PARAM,
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SDP_FMTP_PARAM_UNKNOWN
|
|
} sdp_fmtp_codec_param_e;
|
|
|
|
/* Fmtp attribute parameters values for
|
|
fmtp attribute parameters which convey codec
|
|
information */
|
|
|
|
typedef enum {
|
|
SDP_YES,
|
|
SDP_NO,
|
|
SDP_MAX_FMTP_PARAM_VAL,
|
|
SDP_FMTP_PARAM_UNKNOWN_VAL
|
|
} sdp_fmtp_codec_param_val_e;
|
|
|
|
/* silenceSupp suppPref */
|
|
typedef enum {
|
|
SDP_SILENCESUPP_PREF_STANDARD,
|
|
SDP_SILENCESUPP_PREF_CUSTOM,
|
|
SDP_SILENCESUPP_PREF_NULL, /* "-" */
|
|
SDP_MAX_SILENCESUPP_PREF,
|
|
SDP_SILENCESUPP_PREF_UNKNOWN
|
|
} sdp_silencesupp_pref_e;
|
|
|
|
/* silenceSupp sidUse */
|
|
typedef enum {
|
|
SDP_SILENCESUPP_SIDUSE_NOSID,
|
|
SDP_SILENCESUPP_SIDUSE_FIXED,
|
|
SDP_SILENCESUPP_SIDUSE_SAMPLED,
|
|
SDP_SILENCESUPP_SIDUSE_NULL, /* "-" */
|
|
SDP_MAX_SILENCESUPP_SIDUSE,
|
|
SDP_SILENCESUPP_SIDUSE_UNKNOWN
|
|
} sdp_silencesupp_siduse_e;
|
|
|
|
typedef enum {
|
|
SDP_MEDIADIR_ROLE_PASSIVE,
|
|
SDP_MEDIADIR_ROLE_ACTIVE,
|
|
SDP_MEDIADIR_ROLE_BOTH,
|
|
SDP_MEDIADIR_ROLE_REUSE,
|
|
SDP_MEDIADIR_ROLE_UNKNOWN,
|
|
SDP_MAX_MEDIADIR_ROLES,
|
|
SDP_MEDIADIR_ROLE_UNSUPPORTED,
|
|
SDP_MEDIADIR_ROLE_INVALID
|
|
} sdp_mediadir_role_e;
|
|
|
|
typedef enum {
|
|
SDP_GROUP_ATTR_FID,
|
|
SDP_GROUP_ATTR_LS,
|
|
SDP_GROUP_ATTR_ANAT,
|
|
SDP_GROUP_ATTR_BUNDLE,
|
|
SDP_MAX_GROUP_ATTR_VAL,
|
|
SDP_GROUP_ATTR_UNSUPPORTED
|
|
} sdp_group_attr_e;
|
|
|
|
typedef enum {
|
|
SDP_SSRC_GROUP_ATTR_DUP,
|
|
SDP_SSRC_GROUP_ATTR_FEC,
|
|
SDP_SSRC_GROUP_ATTR_FECFR,
|
|
SDP_SSRC_GROUP_ATTR_FID,
|
|
SDP_SSRC_GROUP_ATTR_SIM,
|
|
SDP_MAX_SSRC_GROUP_ATTR_VAL,
|
|
SDP_SSRC_GROUP_ATTR_UNSUPPORTED
|
|
} sdp_ssrc_group_attr_e;
|
|
|
|
typedef enum {
|
|
SDP_SRC_FILTER_INCL,
|
|
SDP_SRC_FILTER_EXCL,
|
|
SDP_MAX_FILTER_MODE,
|
|
SDP_FILTER_MODE_NOT_PRESENT
|
|
} sdp_src_filter_mode_e;
|
|
|
|
typedef enum {
|
|
SDP_RTCP_UNICAST_MODE_REFLECTION,
|
|
SDP_RTCP_UNICAST_MODE_RSI,
|
|
SDP_RTCP_MAX_UNICAST_MODE,
|
|
SDP_RTCP_UNICAST_MODE_NOT_PRESENT
|
|
} sdp_rtcp_unicast_mode_e;
|
|
|
|
typedef enum {
|
|
SDP_CONNECTION_NOT_FOUND = -1,
|
|
SDP_CONNECTION_NEW = 0,
|
|
SDP_CONNECTION_EXISTING,
|
|
SDP_MAX_CONNECTION,
|
|
SDP_CONNECTION_UNKNOWN
|
|
} sdp_connection_type_e;
|
|
|
|
typedef enum {
|
|
SDP_SCTP_MEDIA_FMT_WEBRTC_DATACHANNEL,
|
|
SDP_SCTP_MEDIA_FMT_UNKNOWN
|
|
} sdp_sctp_media_fmt_type_e;
|
|
|
|
/*
|
|
* sdp_srtp_fec_order_t
|
|
* This type defines the order in which to perform FEC
|
|
* (Forward Error Correction) and SRTP Encryption/Authentication.
|
|
*/
|
|
typedef enum sdp_srtp_fec_order_t_ {
|
|
SDP_SRTP_THEN_FEC, /* upon sending perform SRTP then FEC */
|
|
SDP_FEC_THEN_SRTP, /* upon sending perform FEC then SRTP */
|
|
SDP_SRTP_FEC_SPLIT /* upon sending perform SRTP Encryption,
|
|
* then FEC, the SRTP Authentication */
|
|
} sdp_srtp_fec_order_t;
|
|
|
|
|
|
/*
|
|
* sdp_srtp_crypto_suite_t
|
|
* Enumeration of the crypto suites supported for MGCP SRTP
|
|
* package.
|
|
*/
|
|
typedef enum sdp_srtp_crypto_suite_t_ {
|
|
SDP_SRTP_UNKNOWN_CRYPTO_SUITE = 0,
|
|
SDP_SRTP_AES_CM_128_HMAC_SHA1_32,
|
|
SDP_SRTP_AES_CM_128_HMAC_SHA1_80,
|
|
SDP_SRTP_F8_128_HMAC_SHA1_80,
|
|
SDP_SRTP_MAX_NUM_CRYPTO_SUITES
|
|
} sdp_srtp_crypto_suite_t;
|
|
|
|
/*
|
|
* SDP SRTP crypto suite definition parameters
|
|
*
|
|
* SDP_SRTP_<crypto_suite>_KEY_BYTES
|
|
* The size of a master key for <crypto_suite> in bytes.
|
|
*
|
|
* SDP_SRTP_<crypto_suite>_SALT_BYTES
|
|
* The size of a master salt for <crypto_suite> in bytes.
|
|
*/
|
|
#define SDP_SRTP_AES_CM_128_HMAC_SHA1_32_KEY_BYTES 16
|
|
#define SDP_SRTP_AES_CM_128_HMAC_SHA1_32_SALT_BYTES 14
|
|
#define SDP_SRTP_AES_CM_128_HMAC_SHA1_80_KEY_BYTES 16
|
|
#define SDP_SRTP_AES_CM_128_HMAC_SHA1_80_SALT_BYTES 14
|
|
#define SDP_SRTP_F8_128_HMAC_SHA1_80_KEY_BYTES 16
|
|
#define SDP_SRTP_F8_128_HMAC_SHA1_80_SALT_BYTES 14
|
|
|
|
/* SDP Defines */
|
|
|
|
#define SDP_MAX_LONG_STRING_LEN 4096 /* Max len for long SDP strings */
|
|
#define SDP_MAX_STRING_LEN 256 /* Max len for SDP string */
|
|
#define SDP_MAX_SHORT_STRING_LEN 12 /* Max len for a short SDP string */
|
|
#define SDP_MAX_PAYLOAD_TYPES 30 /* Max payload types in m= line */
|
|
#define SDP_TOKEN_LEN 2 /* Len of <token>= */
|
|
#define SDP_CURRENT_VERSION 0 /* Current default SDP version */
|
|
#define SDP_MAX_PORT_PARAMS 4 /* Max m= port params - x/x/x/x */
|
|
#define SDP_MIN_DYNAMIC_PAYLOAD 96 /* Min dynamic payload */
|
|
#define SDP_MAX_DYNAMIC_PAYLOAD 127 /* Max dynamic payload */
|
|
#define SDP_MIN_CIF_VALUE 1 /* applies to all QCIF,CIF,CIF4,CIF16,SQCIF */
|
|
#define SDP_MAX_CIF_VALUE 32 /* applies to all QCIF,CIF,CIF4,CIF16,SQCIF */
|
|
#define SDP_MAX_SRC_ADDR_LIST 1 /* Max source addrs for which filter applies */
|
|
|
|
|
|
#define SDP_DEFAULT_PACKETIZATION_MODE_VALUE 0 /* max packetization mode for H.264 */
|
|
#define SDP_MAX_PACKETIZATION_MODE_VALUE 2 /* max packetization mode for H.264 */
|
|
#define SDP_INVALID_PACKETIZATION_MODE_VALUE 255
|
|
|
|
#define SDP_MAX_LEVEL_ASYMMETRY_ALLOWED_VALUE 1 /* max level asymmetry allowed value for H.264 */
|
|
#define SDP_DEFAULT_LEVEL_ASYMMETRY_ALLOWED_VALUE 0 /* default level asymmetry allowed value for H.264 */
|
|
#define SDP_INVALID_LEVEL_ASYMMETRY_ALLOWED_VALUE 2 /* invalid value for level-asymmetry-allowed param for H.264 */
|
|
|
|
|
|
/* Max number of stream ids that can be grouped together */
|
|
#define SDP_MAX_MEDIA_STREAMS 128
|
|
|
|
#define SDP_UNSUPPORTED "Unsupported"
|
|
|
|
#define SDP_MAX_PROFILE_VALUE 10
|
|
#define SDP_MAX_LEVEL_VALUE 100
|
|
#define SDP_MIN_PROFILE_LEVEL_VALUE 0
|
|
#define SDP_MAX_TTL_VALUE 255
|
|
#define SDP_MIN_MCAST_ADDR_HI_BIT_VAL 224
|
|
#define SDP_MAX_MCAST_ADDR_HI_BIT_VAL 239
|
|
|
|
#define SDP_MAX_SSRC_GROUP_SSRCS 32 /* max number of ssrcs allowed in a ssrc-group */
|
|
|
|
/* SDP Enum Types */
|
|
|
|
typedef enum {
|
|
SDP_ERR_INVALID_CONF_PTR,
|
|
SDP_ERR_INVALID_SDP_PTR,
|
|
SDP_ERR_INTERNAL,
|
|
SDP_MAX_ERR_TYPES
|
|
} sdp_errmsg_e;
|
|
|
|
/* SDP Structure Definitions */
|
|
|
|
/* String names of varios tokens */
|
|
typedef struct {
|
|
char *name;
|
|
uint8_t strlen;
|
|
} sdp_namearray_t;
|
|
|
|
/* c= line info */
|
|
typedef struct {
|
|
sdp_nettype_e nettype;
|
|
sdp_addrtype_e addrtype;
|
|
char conn_addr[SDP_MAX_STRING_LEN+1];
|
|
tinybool is_multicast;
|
|
uint16_t ttl;
|
|
uint16_t num_of_addresses;
|
|
} sdp_conn_t;
|
|
|
|
/* t= line info */
|
|
typedef struct sdp_timespec {
|
|
char start_time[SDP_MAX_STRING_LEN+1];
|
|
char stop_time[SDP_MAX_STRING_LEN+1];
|
|
struct sdp_timespec *next_p;
|
|
} sdp_timespec_t;
|
|
|
|
|
|
/* k= line info */
|
|
typedef struct sdp_encryptspec {
|
|
sdp_encrypt_type_e encrypt_type;
|
|
char encrypt_key[SDP_MAX_STRING_LEN+1];
|
|
} sdp_encryptspec_t;
|
|
|
|
|
|
/* FMTP attribute deals with named events in the range of 0-255 as
|
|
* defined in RFC 2833 */
|
|
#define SDP_MIN_NE_VALUE 0
|
|
#define SDP_MAX_NE_VALUES 256
|
|
#define SDP_NE_BITS_PER_WORD ( sizeof(uint32_t) * 8 )
|
|
#define SDP_NE_NUM_BMAP_WORDS ((SDP_MAX_NE_VALUES + SDP_NE_BITS_PER_WORD - 1)/SDP_NE_BITS_PER_WORD )
|
|
#define SDP_NE_BIT_0 ( 0x00000001 )
|
|
#define SDP_NE_ALL_BITS ( 0xFFFFFFFF )
|
|
|
|
#define SDP_DEINT_BUF_REQ_FLAG 0x1
|
|
#define SDP_INIT_BUF_TIME_FLAG 0x2
|
|
#define SDP_MAX_RCMD_NALU_SIZE_FLAG 0x4
|
|
#define SDP_DEINT_BUF_CAP_FLAG 0x8
|
|
|
|
#define SDP_FMTP_UNUSED 0xFFFF
|
|
|
|
typedef struct sdp_fmtp {
|
|
uint16_t payload_num;
|
|
uint32_t maxval; /* maxval optimizes bmap search */
|
|
uint32_t bmap[ SDP_NE_NUM_BMAP_WORDS ];
|
|
sdp_fmtp_format_type_e fmtp_format; /* Gives the format type
|
|
for FMTP attribute*/
|
|
tinybool annexb_required;
|
|
tinybool annexa_required;
|
|
|
|
tinybool annexa;
|
|
tinybool annexb;
|
|
uint32_t bitrate;
|
|
uint32_t mode;
|
|
|
|
/* some OPUS specific fmtp params */
|
|
uint32_t maxplaybackrate;
|
|
uint32_t maxaveragebitrate;
|
|
uint16_t usedtx;
|
|
uint16_t stereo;
|
|
uint16_t useinbandfec;
|
|
char maxcodedaudiobandwidth[SDP_MAX_STRING_LEN+1];
|
|
uint16_t cbr;
|
|
|
|
/* BEGIN - All Video related FMTP parameters */
|
|
uint16_t qcif;
|
|
uint16_t cif;
|
|
uint16_t maxbr;
|
|
uint16_t sqcif;
|
|
uint16_t cif4;
|
|
uint16_t cif16;
|
|
|
|
uint16_t custom_x;
|
|
uint16_t custom_y;
|
|
uint16_t custom_mpi;
|
|
/* CUSTOM=360,240,4 implies X-AXIS=360, Y-AXIS=240; MPI=4 */
|
|
uint16_t par_width;
|
|
uint16_t par_height;
|
|
/* PAR=12:11 implies par_width=12, par_height=11 */
|
|
|
|
/* CPCF should be a float. IOS does not support float and so it is uint16_t */
|
|
/* For portable stack, CPCF should be defined as float and the parsing should
|
|
* be modified accordingly */
|
|
uint16_t cpcf;
|
|
uint16_t bpp;
|
|
uint16_t hrd;
|
|
|
|
int16_t profile;
|
|
int16_t level;
|
|
tinybool is_interlace;
|
|
|
|
/* some more H.264 specific fmtp params */
|
|
char profile_level_id[SDP_MAX_STRING_LEN+1];
|
|
char parameter_sets[SDP_MAX_STRING_LEN+1];
|
|
uint16_t packetization_mode;
|
|
uint16_t level_asymmetry_allowed;
|
|
uint16_t interleaving_depth;
|
|
uint32_t deint_buf_req;
|
|
uint32_t max_don_diff;
|
|
uint32_t init_buf_time;
|
|
|
|
uint32_t max_mbps;
|
|
uint32_t max_fs;
|
|
uint32_t max_fr;
|
|
uint32_t max_cpb;
|
|
uint32_t max_dpb;
|
|
uint32_t max_br;
|
|
tinybool redundant_pic_cap;
|
|
uint32_t deint_buf_cap;
|
|
uint32_t max_rcmd_nalu_size;
|
|
uint16_t parameter_add;
|
|
|
|
tinybool annex_d;
|
|
|
|
tinybool annex_f;
|
|
tinybool annex_i;
|
|
tinybool annex_j;
|
|
tinybool annex_t;
|
|
|
|
/* H.263 codec requires annex K,N and P to have values */
|
|
uint16_t annex_k_val;
|
|
uint16_t annex_n_val;
|
|
|
|
/* RFC 5109 Section 4.2 for specifying redundant encodings */
|
|
uint8_t redundant_encodings[SDP_FMTP_MAX_REDUNDANT_ENCODINGS];
|
|
|
|
/* RFC 2833 Section 3.9 (4733) for specifying support DTMF tones:
|
|
The list of values consists of comma-separated elements, which
|
|
can be either a single decimal number or two decimal numbers
|
|
separated by a hyphen (dash), where the second number is larger
|
|
than the first. No whitespace is allowed between numbers or
|
|
hyphens. The list does not have to be sorted.
|
|
*/
|
|
char dtmf_tones[SDP_MAX_STRING_LEN+1];
|
|
|
|
/* Annex P can take one or more values in the range 1-4 . e.g P=1,3 */
|
|
uint16_t annex_p_val_picture_resize; /* 1 = four; 2 = sixteenth */
|
|
uint16_t annex_p_val_warp; /* 3 = half; 4=sixteenth */
|
|
|
|
uint8_t flag;
|
|
|
|
/* RTX parameters */
|
|
uint8_t apt;
|
|
tinybool has_rtx_time;
|
|
uint32_t rtx_time;
|
|
|
|
/* END - All Video related FMTP parameters */
|
|
|
|
} sdp_fmtp_t;
|
|
|
|
/* a=sctpmap line used for Datachannels */
|
|
typedef struct sdp_sctpmap {
|
|
uint16_t port;
|
|
uint32_t streams; /* Num streams per Datachannel */
|
|
char protocol[SDP_MAX_STRING_LEN+1];
|
|
} sdp_sctpmap_t;
|
|
|
|
#define SDP_MAX_MSID_LEN 64
|
|
|
|
typedef struct sdp_msid {
|
|
char identifier[SDP_MAX_MSID_LEN+1];
|
|
char appdata[SDP_MAX_MSID_LEN+1];
|
|
} sdp_msid_t;
|
|
|
|
/* a=qos|secure|X-pc-qos|X-qos info */
|
|
typedef struct sdp_qos {
|
|
sdp_qos_strength_e strength;
|
|
sdp_qos_dir_e direction;
|
|
tinybool confirm;
|
|
sdp_qos_status_types_e status_type;
|
|
} sdp_qos_t;
|
|
|
|
/* a=curr:qos status_type direction */
|
|
typedef struct sdp_curr {
|
|
sdp_curr_type_e type;
|
|
sdp_qos_status_types_e status_type;
|
|
sdp_qos_dir_e direction;
|
|
} sdp_curr_t;
|
|
|
|
/* a=des:qos strength status_type direction */
|
|
typedef struct sdp_des {
|
|
sdp_des_type_e type;
|
|
sdp_qos_strength_e strength;
|
|
sdp_qos_status_types_e status_type;
|
|
sdp_qos_dir_e direction;
|
|
} sdp_des_t;
|
|
|
|
/* a=conf:qos status_type direction */
|
|
typedef struct sdp_conf {
|
|
sdp_conf_type_e type;
|
|
sdp_qos_status_types_e status_type;
|
|
sdp_qos_dir_e direction;
|
|
} sdp_conf_t;
|
|
|
|
|
|
/* a=rtpmap or a=sprtmap info */
|
|
typedef struct sdp_transport_map {
|
|
uint16_t payload_num;
|
|
char encname[SDP_MAX_STRING_LEN+1];
|
|
uint32_t clockrate;
|
|
uint16_t num_chan;
|
|
} sdp_transport_map_t;
|
|
|
|
|
|
/* a=rtr info */
|
|
typedef struct sdp_rtr {
|
|
tinybool confirm;
|
|
} sdp_rtr_t;
|
|
|
|
/* a=subnet info */
|
|
typedef struct sdp_subnet {
|
|
sdp_nettype_e nettype;
|
|
sdp_addrtype_e addrtype;
|
|
char addr[SDP_MAX_STRING_LEN+1];
|
|
int32_t prefix;
|
|
} sdp_subnet_t;
|
|
|
|
|
|
/* a=X-pc-codec info */
|
|
typedef struct sdp_pccodec {
|
|
uint16_t num_payloads;
|
|
ushort payload_type[SDP_MAX_PAYLOAD_TYPES];
|
|
} sdp_pccodec_t;
|
|
|
|
/* a=direction info */
|
|
typedef struct sdp_comediadir {
|
|
sdp_mediadir_role_e role;
|
|
tinybool conn_info_present;
|
|
sdp_conn_t conn_info;
|
|
uint32_t src_port;
|
|
} sdp_comediadir_t;
|
|
|
|
|
|
|
|
/* a=silenceSupp info */
|
|
typedef struct sdp_silencesupp {
|
|
tinybool enabled;
|
|
tinybool timer_null;
|
|
uint16_t timer;
|
|
sdp_silencesupp_pref_e pref;
|
|
sdp_silencesupp_siduse_e siduse;
|
|
tinybool fxnslevel_null;
|
|
uint8_t fxnslevel;
|
|
} sdp_silencesupp_t;
|
|
|
|
|
|
/*
|
|
* a=mptime info */
|
|
/* Note that an interval value of zero corresponds to
|
|
* the "-" syntax on the a= line.
|
|
*/
|
|
typedef struct sdp_mptime {
|
|
uint16_t num_intervals;
|
|
ushort intervals[SDP_MAX_PAYLOAD_TYPES];
|
|
} sdp_mptime_t;
|
|
|
|
/*
|
|
* a=X-sidin:<val>, a=X-sidout:< val> and a=X-confid: <val>
|
|
* Stream Id,ConfID related attributes to be used for audio/video conferencing
|
|
*
|
|
*/
|
|
|
|
typedef struct sdp_stream_data {
|
|
char x_sidin[SDP_MAX_STRING_LEN+1];
|
|
char x_sidout[SDP_MAX_STRING_LEN+1];
|
|
char x_confid[SDP_MAX_STRING_LEN+1];
|
|
sdp_group_attr_e group_attr; /* FID or LS */
|
|
uint16_t num_group_id;
|
|
char * group_ids[SDP_MAX_MEDIA_STREAMS];
|
|
} sdp_stream_data_t;
|
|
|
|
typedef struct sdp_msid_semantic {
|
|
char semantic[SDP_MAX_STRING_LEN+1];
|
|
char * msids[SDP_MAX_MEDIA_STREAMS];
|
|
} sdp_msid_semantic_t;
|
|
|
|
/*
|
|
* a=source-filter:<filter-mode> <filter-spec>
|
|
* <filter-spec> = <nettype> <addrtype> <dest-addr> <src_addr><src_addr>...
|
|
* One or more source addresses to apply filter, for one or more connection
|
|
* address in unicast/multicast environments
|
|
*/
|
|
typedef struct sdp_source_filter {
|
|
sdp_src_filter_mode_e mode;
|
|
sdp_nettype_e nettype;
|
|
sdp_addrtype_e addrtype;
|
|
char dest_addr[SDP_MAX_STRING_LEN+1];
|
|
uint16_t num_src_addr;
|
|
char src_list[SDP_MAX_SRC_ADDR_LIST+1][SDP_MAX_STRING_LEN+1];
|
|
} sdp_source_filter_t;
|
|
|
|
/*
|
|
* a=rtcp-fb:<payload-type> <feedback-type> [<feedback-parameters>]
|
|
* Defines RTCP feedback parameters
|
|
*/
|
|
#define SDP_ALL_PAYLOADS 0xFFFF
|
|
typedef struct sdp_fmtp_fb {
|
|
uint16_t payload_num; /* can be SDP_ALL_PAYLOADS */
|
|
sdp_rtcp_fb_type_e feedback_type;
|
|
union {
|
|
sdp_rtcp_fb_ack_type_e ack;
|
|
sdp_rtcp_fb_ccm_type_e ccm;
|
|
sdp_rtcp_fb_nack_type_e nack;
|
|
uint32_t trr_int;
|
|
} param;
|
|
char extra[SDP_MAX_STRING_LEN + 1]; /* Holds any trailing information that
|
|
cannot be represented by preceding
|
|
fields. */
|
|
} sdp_fmtp_fb_t;
|
|
|
|
typedef struct sdp_rtcp {
|
|
sdp_nettype_e nettype;
|
|
sdp_addrtype_e addrtype;
|
|
char addr[SDP_MAX_STRING_LEN+1];
|
|
uint16_t port;
|
|
} sdp_rtcp_t;
|
|
|
|
/*
|
|
* b=<bw-modifier>:<val>
|
|
*
|
|
*/
|
|
typedef struct sdp_bw_data {
|
|
struct sdp_bw_data *next_p;
|
|
sdp_bw_modifier_e bw_modifier;
|
|
int bw_val;
|
|
} sdp_bw_data_t;
|
|
|
|
/*
|
|
* This structure houses a linked list of sdp_bw_data_t instances. Each
|
|
* sdp_bw_data_t instance represents one b= line.
|
|
*/
|
|
typedef struct sdp_bw {
|
|
uint16_t bw_data_count;
|
|
sdp_bw_data_t *bw_data_list;
|
|
} sdp_bw_t;
|
|
|
|
/* Media lines for AAL2 may have more than one transport type defined
|
|
* each with its own payload type list. These are referred to as
|
|
* profile types instead of transport types. This structure is used
|
|
* to handle these multiple profile types. Note: One additional profile
|
|
* field is needed because of the way parsing is done. This is not an
|
|
* error. */
|
|
typedef struct sdp_media_profiles {
|
|
uint16_t num_profiles;
|
|
sdp_transport_e profile[SDP_MAX_PROFILES+1];
|
|
uint16_t num_payloads[SDP_MAX_PROFILES];
|
|
sdp_payload_ind_e payload_indicator[SDP_MAX_PROFILES][SDP_MAX_PAYLOAD_TYPES];
|
|
uint16_t payload_type[SDP_MAX_PROFILES][SDP_MAX_PAYLOAD_TYPES];
|
|
} sdp_media_profiles_t;
|
|
/*
|
|
* a=extmap:<value>["/"<direction>] <URI> <extensionattributes>
|
|
*
|
|
*/
|
|
typedef struct sdp_extmap {
|
|
uint16_t id;
|
|
sdp_direction_e media_direction;
|
|
tinybool media_direction_specified;
|
|
char uri[SDP_MAX_STRING_LEN+1];
|
|
char extension_attributes[SDP_MAX_STRING_LEN+1];
|
|
} sdp_extmap_t;
|
|
|
|
typedef struct sdp_ssrc {
|
|
uint32_t ssrc;
|
|
char attribute[SDP_MAX_STRING_LEN + 1];
|
|
} sdp_ssrc_t;
|
|
|
|
typedef struct sdp_ssrc_group {
|
|
sdp_ssrc_group_attr_e semantic;
|
|
uint16_t num_ssrcs;
|
|
uint32_t ssrcs[SDP_MAX_SSRC_GROUP_SSRCS];
|
|
} sdp_ssrc_group_t;
|
|
|
|
/*
|
|
* sdp_srtp_crypto_context_t
|
|
* This type is used to hold cryptographic context information.
|
|
*
|
|
*/
|
|
typedef struct sdp_srtp_crypto_context_t_ {
|
|
int32_t tag;
|
|
unsigned long selection_flags;
|
|
sdp_srtp_crypto_suite_t suite;
|
|
unsigned char master_key[SDP_SRTP_MAX_KEY_SIZE_BYTES];
|
|
unsigned char master_salt[SDP_SRTP_MAX_SALT_SIZE_BYTES];
|
|
unsigned char master_key_size_bytes;
|
|
unsigned char master_salt_size_bytes;
|
|
unsigned long ssrc; /* not used */
|
|
unsigned long roc; /* not used */
|
|
unsigned long kdr; /* not used */
|
|
unsigned short seq; /* not used */
|
|
sdp_srtp_fec_order_t fec_order; /* not used */
|
|
unsigned char master_key_lifetime[SDP_SRTP_MAX_LIFETIME_BYTES];
|
|
unsigned char mki[SDP_SRTP_MAX_MKI_SIZE_BYTES];
|
|
uint16_t mki_size_bytes;
|
|
char* session_parameters;
|
|
} sdp_srtp_crypto_context_t;
|
|
|
|
|
|
/* m= line info and associated attribute list */
|
|
/* Note: Most of the port parameter values are 16-bit values. We set
|
|
* the type to int32_t so we can return either a 16-bit value or the
|
|
* choose value. */
|
|
typedef struct sdp_mca {
|
|
sdp_media_e media;
|
|
sdp_conn_t conn;
|
|
sdp_transport_e transport;
|
|
sdp_port_format_e port_format;
|
|
int32_t port;
|
|
int32_t sctpport;
|
|
sdp_sctp_media_fmt_type_e sctp_fmt;
|
|
int32_t num_ports;
|
|
int32_t vpi;
|
|
uint32_t vci; /* VCI needs to be 32-bit */
|
|
int32_t vcci;
|
|
int32_t cid;
|
|
uint16_t num_payloads;
|
|
sdp_payload_ind_e payload_indicator[SDP_MAX_PAYLOAD_TYPES];
|
|
uint16_t payload_type[SDP_MAX_PAYLOAD_TYPES];
|
|
sdp_media_profiles_t *media_profiles_p;
|
|
tinybool sessinfo_found;
|
|
sdp_encryptspec_t encrypt;
|
|
sdp_bw_t bw;
|
|
sdp_attr_e media_direction; /* Either INACTIVE, SENDONLY,
|
|
RECVONLY, or SENDRECV */
|
|
uint32_t mid;
|
|
uint32_t line_number;
|
|
struct sdp_attr *media_attrs_p;
|
|
struct sdp_mca *next_p;
|
|
} sdp_mca_t;
|
|
|
|
|
|
/* generic a= line info */
|
|
typedef struct sdp_attr {
|
|
sdp_attr_e type;
|
|
uint32_t line_number;
|
|
union {
|
|
tinybool boolean_val;
|
|
uint32_t u32_val;
|
|
char string_val[SDP_MAX_STRING_LEN+1];
|
|
char *stringp;
|
|
char ice_attr[SDP_MAX_STRING_LEN+1];
|
|
sdp_fmtp_t fmtp;
|
|
sdp_sctpmap_t sctpmap;
|
|
sdp_msid_t msid;
|
|
sdp_qos_t qos;
|
|
sdp_curr_t curr;
|
|
sdp_des_t des;
|
|
sdp_conf_t conf;
|
|
sdp_transport_map_t transport_map; /* A rtpmap or sprtmap */
|
|
sdp_subnet_t subnet;
|
|
sdp_t38_ratemgmt_e t38ratemgmt;
|
|
sdp_t38_udpec_e t38udpec;
|
|
sdp_pccodec_t pccodec;
|
|
sdp_silencesupp_t silencesupp;
|
|
sdp_mca_t *cap_p; /* A X-CAP or CDSC attribute */
|
|
sdp_rtr_t rtr;
|
|
sdp_comediadir_t comediadir;
|
|
sdp_srtp_crypto_context_t srtp_context;
|
|
sdp_mptime_t mptime;
|
|
sdp_stream_data_t stream_data;
|
|
sdp_msid_semantic_t msid_semantic;
|
|
char unknown[SDP_MAX_STRING_LEN+1];
|
|
sdp_source_filter_t source_filter;
|
|
sdp_fmtp_fb_t rtcp_fb;
|
|
sdp_rtcp_t rtcp;
|
|
sdp_setup_type_e setup;
|
|
sdp_connection_type_e connection;
|
|
sdp_extmap_t extmap;
|
|
sdp_ssrc_t ssrc;
|
|
sdp_ssrc_group_t ssrc_group;
|
|
} attr;
|
|
struct sdp_attr *next_p;
|
|
} sdp_attr_t;
|
|
typedef struct sdp_srtp_crypto_suite_list_ {
|
|
sdp_srtp_crypto_suite_t crypto_suite_val;
|
|
char * crypto_suite_str;
|
|
unsigned char key_size_bytes;
|
|
unsigned char salt_size_bytes;
|
|
} sdp_srtp_crypto_suite_list;
|
|
|
|
typedef void (*sdp_parse_error_handler)(void *context,
|
|
uint32_t line,
|
|
const char *message);
|
|
|
|
/* Application configuration options */
|
|
typedef struct sdp_conf_options {
|
|
tinybool debug_flag[SDP_MAX_DEBUG_TYPES];
|
|
tinybool version_reqd;
|
|
tinybool owner_reqd;
|
|
tinybool session_name_reqd;
|
|
tinybool timespec_reqd;
|
|
tinybool media_supported[SDP_MAX_MEDIA_TYPES];
|
|
tinybool nettype_supported[SDP_MAX_NETWORK_TYPES];
|
|
tinybool addrtype_supported[SDP_MAX_ADDR_TYPES];
|
|
tinybool transport_supported[SDP_MAX_TRANSPORT_TYPES];
|
|
tinybool allow_choose[SDP_MAX_CHOOSE_PARAMS];
|
|
/* Statistics counts */
|
|
uint32_t num_builds;
|
|
uint32_t num_parses;
|
|
uint32_t num_not_sdp_desc;
|
|
uint32_t num_invalid_token_order;
|
|
uint32_t num_invalid_param;
|
|
uint32_t num_no_resource;
|
|
struct sdp_conf_options *next_p;
|
|
sdp_parse_error_handler error_handler;
|
|
void *error_handler_context;
|
|
} sdp_conf_options_t;
|
|
|
|
|
|
/* Session level SDP info with pointers to media line info. */
|
|
/* Elements here that can only be one of are included directly. Elements */
|
|
/* that can be more than one are pointers. */
|
|
typedef struct {
|
|
sdp_conf_options_t *conf_p;
|
|
tinybool debug_flag[SDP_MAX_DEBUG_TYPES];
|
|
char debug_str[SDP_MAX_STRING_LEN+1];
|
|
uint32_t debug_id;
|
|
int32_t version; /* version is really a uint16_t */
|
|
char owner_name[SDP_MAX_STRING_LEN+1];
|
|
char owner_sessid[SDP_MAX_STRING_LEN+1];
|
|
char owner_version[SDP_MAX_STRING_LEN+1];
|
|
sdp_nettype_e owner_network_type;
|
|
sdp_addrtype_e owner_addr_type;
|
|
char owner_addr[SDP_MAX_STRING_LEN+1];
|
|
char sessname[SDP_MAX_STRING_LEN+1];
|
|
tinybool sessinfo_found;
|
|
tinybool uri_found;
|
|
sdp_conn_t default_conn;
|
|
sdp_timespec_t *timespec_p;
|
|
sdp_encryptspec_t encrypt;
|
|
sdp_bw_t bw;
|
|
sdp_attr_t *sess_attrs_p;
|
|
|
|
/* Info to help with building capability attributes. */
|
|
uint16_t cur_cap_num;
|
|
sdp_mca_t *cur_cap_p;
|
|
/* Info to help parsing X-cpar attrs. */
|
|
uint16_t cap_valid;
|
|
uint16_t last_cap_inst;
|
|
/* Info to help building X-cpar/cpar attrs. */
|
|
sdp_attr_e last_cap_type;
|
|
|
|
/* Facilitates reporting line number for SDP errors */
|
|
uint32_t parse_line;
|
|
|
|
/* MCA - Media, connection, and attributes */
|
|
sdp_mca_t *mca_p;
|
|
ushort mca_count;
|
|
} sdp_t;
|
|
|
|
|
|
/* Token processing table. */
|
|
typedef struct {
|
|
char *name;
|
|
sdp_result_e (*parse_func)(sdp_t *sdp_p, uint16_t level, const char *ptr);
|
|
sdp_result_e (*build_func)(sdp_t *sdp_p, uint16_t level, flex_string *fs);
|
|
} sdp_tokenarray_t;
|
|
|
|
/* Attribute processing table. */
|
|
typedef struct {
|
|
char *name;
|
|
uint16_t strlen;
|
|
sdp_result_e (*parse_func)(sdp_t *sdp_p, sdp_attr_t *attr_p,
|
|
const char *ptr);
|
|
sdp_result_e (*build_func)(sdp_t *sdp_p, sdp_attr_t *attr_p,
|
|
flex_string *fs);
|
|
} sdp_attrarray_t;
|
|
|
|
|
|
/* Prototypes */
|
|
|
|
/* sdp_config.c */
|
|
extern sdp_conf_options_t *sdp_init_config(void);
|
|
extern void sdp_free_config(sdp_conf_options_t *config_p);
|
|
extern void sdp_appl_debug(sdp_conf_options_t *config_p, sdp_debug_e debug_type,
|
|
tinybool debug_flag);
|
|
extern void sdp_require_version(sdp_conf_options_t *config_p, tinybool version_required);
|
|
extern void sdp_require_owner(sdp_conf_options_t *config_p, tinybool owner_required);
|
|
extern void sdp_require_session_name(sdp_conf_options_t *config_p,
|
|
tinybool sess_name_required);
|
|
extern void sdp_require_timespec(sdp_conf_options_t *config_p, tinybool timespec_required);
|
|
extern void sdp_media_supported(sdp_conf_options_t *config_p, sdp_media_e media_type,
|
|
tinybool media_supported);
|
|
extern void sdp_nettype_supported(sdp_conf_options_t *config_p, sdp_nettype_e nettype,
|
|
tinybool nettype_supported);
|
|
extern void sdp_addrtype_supported(sdp_conf_options_t *config_p, sdp_addrtype_e addrtype,
|
|
tinybool addrtype_supported);
|
|
extern void sdp_transport_supported(sdp_conf_options_t *config_p, sdp_transport_e transport,
|
|
tinybool transport_supported);
|
|
extern void sdp_allow_choose(sdp_conf_options_t *config_p, sdp_choose_param_e param,
|
|
tinybool choose_allowed);
|
|
extern void sdp_config_set_error_handler(sdp_conf_options_t *config_p,
|
|
sdp_parse_error_handler handler,
|
|
void *context);
|
|
|
|
/* sdp_main.c */
|
|
extern sdp_t *sdp_init_description(sdp_conf_options_t *config_p);
|
|
extern void sdp_debug(sdp_t *sdp_ptr, sdp_debug_e debug_type, tinybool debug_flag);
|
|
extern void sdp_set_string_debug(sdp_t *sdp_ptr, const char *debug_str);
|
|
extern sdp_result_e sdp_parse(sdp_t *sdp_ptr, const char *buf, size_t len);
|
|
extern sdp_result_e sdp_build(sdp_t *sdp_ptr, flex_string *fs);
|
|
extern sdp_result_e sdp_free_description(sdp_t *sdp_ptr);
|
|
extern void sdp_parse_error(sdp_t *sdp, const char *format, ...);
|
|
|
|
extern const char *sdp_get_result_name(sdp_result_e rc);
|
|
|
|
|
|
/* sdp_access.c */
|
|
extern tinybool sdp_version_valid(sdp_t *sdp_p);
|
|
extern int32_t sdp_get_version(sdp_t *sdp_p);
|
|
extern sdp_result_e sdp_set_version(sdp_t *sdp_p, int32_t version);
|
|
|
|
extern tinybool sdp_owner_valid(sdp_t *sdp_p);
|
|
extern const char *sdp_get_owner_username(sdp_t *sdp_p);
|
|
extern const char *sdp_get_owner_sessionid(sdp_t *sdp_p);
|
|
extern const char *sdp_get_owner_version(sdp_t *sdp_p);
|
|
extern sdp_nettype_e sdp_get_owner_network_type(sdp_t *sdp_p);
|
|
extern sdp_addrtype_e sdp_get_owner_address_type(sdp_t *sdp_p);
|
|
extern const char *sdp_get_owner_address(sdp_t *sdp_p);
|
|
extern sdp_result_e sdp_set_owner_username(sdp_t *sdp_p, const char *username);
|
|
extern sdp_result_e sdp_set_owner_sessionid(sdp_t *sdp_p, const char *sessid);
|
|
extern sdp_result_e sdp_set_owner_version(sdp_t *sdp_p, const char *version);
|
|
extern sdp_result_e sdp_set_owner_network_type(sdp_t *sdp_p,
|
|
sdp_nettype_e network_type);
|
|
extern sdp_result_e sdp_set_owner_address_type(sdp_t *sdp_p,
|
|
sdp_addrtype_e address_type);
|
|
extern sdp_result_e sdp_set_owner_address(sdp_t *sdp_p, const char *address);
|
|
|
|
extern tinybool sdp_session_name_valid(sdp_t *sdp_p);
|
|
extern const char *sdp_get_session_name(sdp_t *sdp_p);
|
|
extern sdp_result_e sdp_set_session_name(sdp_t *sdp_p, const char *sessname);
|
|
|
|
extern tinybool sdp_timespec_valid(sdp_t *sdp_ptr);
|
|
extern const char *sdp_get_time_start(sdp_t *sdp_ptr);
|
|
extern const char *sdp_get_time_stop(sdp_t *sdp_ptr);
|
|
sdp_result_e sdp_set_time_start(sdp_t *sdp_p, const char *start_time);
|
|
sdp_result_e sdp_set_time_stop(sdp_t *sdp_p, const char *stop_time);
|
|
|
|
extern tinybool sdp_encryption_valid(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_encrypt_type_e sdp_get_encryption_method(sdp_t *sdp_p, uint16_t level);
|
|
extern const char *sdp_get_encryption_key(sdp_t *sdp_p, uint16_t level);
|
|
|
|
extern tinybool sdp_connection_valid(sdp_t *sdp_p, uint16_t level);
|
|
extern tinybool sdp_bw_line_exists(sdp_t *sdp_p, uint16_t level, uint16_t inst_num);
|
|
extern tinybool sdp_bandwidth_valid(sdp_t *sdp_p, uint16_t level, uint16_t inst_num);
|
|
extern sdp_nettype_e sdp_get_conn_nettype(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_addrtype_e sdp_get_conn_addrtype(sdp_t *sdp_p, uint16_t level);
|
|
extern const char *sdp_get_conn_address(sdp_t *sdp_p, uint16_t level);
|
|
|
|
extern tinybool sdp_is_mcast_addr (sdp_t *sdp_p, uint16_t level);
|
|
extern int32_t sdp_get_mcast_ttl(sdp_t *sdp_p, uint16_t level);
|
|
extern int32_t sdp_get_mcast_num_of_addresses(sdp_t *sdp_p, uint16_t level);
|
|
|
|
extern sdp_result_e sdp_set_conn_nettype(sdp_t *sdp_p, uint16_t level,
|
|
sdp_nettype_e nettype);
|
|
extern sdp_result_e sdp_set_conn_addrtype(sdp_t *sdp_p, uint16_t level,
|
|
sdp_addrtype_e addrtype);
|
|
extern sdp_result_e sdp_set_conn_address(sdp_t *sdp_p, uint16_t level,
|
|
const char *address);
|
|
|
|
extern tinybool sdp_media_line_valid(sdp_t *sdp_p, uint16_t level);
|
|
extern uint16_t sdp_get_num_media_lines(sdp_t *sdp_ptr);
|
|
extern sdp_media_e sdp_get_media_type(sdp_t *sdp_p, uint16_t level);
|
|
extern uint32_t sdp_get_media_line_number(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_port_format_e sdp_get_media_port_format(sdp_t *sdp_p, uint16_t level);
|
|
extern int32_t sdp_get_media_portnum(sdp_t *sdp_p, uint16_t level);
|
|
extern int32_t sdp_get_media_portcount(sdp_t *sdp_p, uint16_t level);
|
|
extern int32_t sdp_get_media_vpi(sdp_t *sdp_p, uint16_t level);
|
|
extern uint32_t sdp_get_media_vci(sdp_t *sdp_p, uint16_t level);
|
|
extern int32_t sdp_get_media_vcci(sdp_t *sdp_p, uint16_t level);
|
|
extern int32_t sdp_get_media_cid(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_transport_e sdp_get_media_transport(sdp_t *sdp_p, uint16_t level);
|
|
extern uint16_t sdp_get_media_num_profiles(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_transport_e sdp_get_media_profile(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t profile_num);
|
|
extern uint16_t sdp_get_media_num_payload_types(sdp_t *sdp_p, uint16_t level);
|
|
extern uint16_t sdp_get_media_profile_num_payload_types(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t profile_num);
|
|
extern rtp_ptype sdp_get_known_payload_type(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint16_t payload_type_raw);
|
|
extern uint32_t sdp_get_media_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t payload_num, sdp_payload_ind_e *indicator);
|
|
extern uint32_t sdp_get_media_profile_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t prof_num, uint16_t payload_num, sdp_payload_ind_e *indicator);
|
|
extern sdp_result_e sdp_insert_media_line(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_result_e sdp_set_media_type(sdp_t *sdp_p, uint16_t level,
|
|
sdp_media_e media);
|
|
extern sdp_result_e sdp_set_media_portnum(sdp_t *sdp_p, uint16_t level,
|
|
int32_t portnum, int32_t sctpport);
|
|
extern int32_t sdp_get_media_sctp_port(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_sctp_media_fmt_type_e sdp_get_media_sctp_fmt(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_result_e sdp_set_media_transport(sdp_t *sdp_p, uint16_t level,
|
|
sdp_transport_e transport);
|
|
extern sdp_result_e sdp_add_media_profile(sdp_t *sdp_p, uint16_t level,
|
|
sdp_transport_e profile);
|
|
extern sdp_result_e sdp_add_media_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t payload_type, sdp_payload_ind_e indicator);
|
|
extern sdp_result_e sdp_add_media_profile_payload_type(sdp_t *sdp_p,
|
|
uint16_t level, uint16_t prof_num, uint16_t payload_type,
|
|
sdp_payload_ind_e indicator);
|
|
|
|
/* sdp_attr_access.c */
|
|
extern sdp_attr_t *sdp_find_attr (sdp_t *sdp_p, uint16_t level, uint8_t cap_num,
|
|
sdp_attr_e attr_type, uint16_t inst_num);
|
|
|
|
extern int sdp_find_fmtp_inst(sdp_t *sdp_ptr, uint16_t level, uint16_t payload_num);
|
|
extern sdp_result_e sdp_add_new_attr(sdp_t *sdp_p, uint16_t level, uint8_t cap_num,
|
|
sdp_attr_e attr_type, uint16_t *inst_num);
|
|
extern sdp_result_e sdp_attr_num_instances(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e attr_type, uint16_t *num_attr_inst);
|
|
extern tinybool sdp_attr_valid(sdp_t *sdp_p, sdp_attr_e attr_type,
|
|
uint16_t level, uint8_t cap_num, uint16_t inst_num);
|
|
extern uint32_t sdp_attr_line_number(sdp_t *sdp_p, sdp_attr_e attr_type,
|
|
uint16_t level, uint8_t cap_num, uint16_t inst_num);
|
|
extern const char *sdp_attr_get_simple_string(sdp_t *sdp_p,
|
|
sdp_attr_e attr_type, uint16_t level, uint8_t cap_num, uint16_t inst_num);
|
|
extern const char *sdp_attr_get_long_string(sdp_t *sdp_p,
|
|
sdp_attr_e attr_type, uint16_t level, uint8_t cap_num, uint16_t inst_num);
|
|
extern uint32_t sdp_attr_get_simple_u32(sdp_t *sdp_p, sdp_attr_e attr_type,
|
|
uint16_t level, uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_get_simple_boolean(sdp_t *sdp_p,
|
|
sdp_attr_e attr_type, uint16_t level, uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_is_present (sdp_t *sdp_p, sdp_attr_e attr_type,
|
|
uint16_t level, uint8_t cap_num);
|
|
extern const char* sdp_attr_get_maxprate(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num);
|
|
extern sdp_t38_ratemgmt_e sdp_attr_get_t38ratemgmt(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_t38_udpec_e sdp_attr_get_t38udpec(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_direction_e sdp_get_media_direction(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num);
|
|
extern sdp_qos_strength_e sdp_attr_get_qos_strength(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
|
|
extern sdp_qos_status_types_e sdp_attr_get_qos_status_type (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
|
|
extern sdp_qos_dir_e sdp_attr_get_qos_direction(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
|
|
extern tinybool sdp_attr_get_qos_confirm(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
|
|
extern sdp_curr_type_e sdp_attr_get_curr_type (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
|
|
extern sdp_des_type_e sdp_attr_get_des_type (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
|
|
extern sdp_conf_type_e sdp_attr_get_conf_type (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e qos_attr, uint16_t inst_num);
|
|
extern sdp_nettype_e sdp_attr_get_subnet_nettype(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_addrtype_e sdp_attr_get_subnet_addrtype(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern const char *sdp_attr_get_subnet_addr(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_subnet_prefix(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern rtp_ptype sdp_attr_get_rtpmap_known_codec(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_rtpmap_payload_valid(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t *inst_num, uint16_t payload_type);
|
|
extern uint16_t sdp_attr_get_rtpmap_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern const char *sdp_attr_get_rtpmap_encname(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern uint32_t sdp_attr_get_rtpmap_clockrate(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern uint16_t sdp_attr_get_rtpmap_num_chan(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_sprtmap_payload_valid(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t *inst_num, uint16_t payload_type);
|
|
extern uint16_t sdp_attr_get_sprtmap_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern const char *sdp_attr_get_sprtmap_encname(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern uint32_t sdp_attr_get_sprtmap_clockrate(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern uint16_t sdp_attr_get_sprtmap_num_chan(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_fmtp_payload_valid(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t *inst_num, uint16_t payload_type);
|
|
extern uint16_t sdp_attr_get_fmtp_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_ne_res_e sdp_attr_fmtp_is_range_set(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint8_t low_val, uint8_t high_val);
|
|
extern tinybool sdp_attr_fmtp_valid(sdp_t *sdp_p, uint16_t level, uint8_t cap_num,
|
|
uint16_t inst_num, uint16_t appl_maxval, uint32_t* evt_array);
|
|
extern sdp_result_e sdp_attr_set_fmtp_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
uint16_t payload_num);
|
|
extern sdp_result_e sdp_attr_get_fmtp_range(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint32_t *bmap);
|
|
extern sdp_result_e sdp_attr_clear_fmtp_range(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint8_t low_val, uint8_t high_val);
|
|
extern sdp_ne_res_e sdp_attr_compare_fmtp_ranges(sdp_t *src_sdp_ptr,
|
|
sdp_t *dst_sdp_ptr, uint16_t src_level, uint16_t dst_level,
|
|
uint8_t src_cap_num, uint8_t dst_cap_num, uint16_t src_inst_num,
|
|
uint16_t dst_inst_num);
|
|
extern sdp_result_e sdp_attr_copy_fmtp_ranges(sdp_t *src_sdp_ptr,
|
|
sdp_t *dst_sdp_ptr, uint16_t src_level, uint16_t dst_level,
|
|
uint8_t src_cap_num, uint8_t dst_cap_num, uint16_t src_inst_num,
|
|
uint16_t dst_inst_num);
|
|
extern uint32_t sdp_attr_get_fmtp_mode_for_payload_type (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint32_t payload_type);
|
|
|
|
extern sdp_result_e sdp_attr_set_fmtp_max_fs (sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num,
|
|
uint32_t max_fs);
|
|
|
|
extern sdp_result_e sdp_attr_set_fmtp_max_fr (sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num,
|
|
uint32_t max_fr);
|
|
|
|
/* get routines */
|
|
extern int32_t sdp_attr_get_fmtp_bitrate_type (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
extern int32_t sdp_attr_get_fmtp_cif (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_qcif (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_sqcif (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_cif4 (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_cif16 (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_maxbr (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_result_e sdp_attr_get_fmtp_max_average_bitrate (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint32_t* val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_usedtx (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, tinybool* val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_stereo (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, tinybool* val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_useinbandfec (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, tinybool* val);
|
|
extern char* sdp_attr_get_fmtp_maxcodedaudiobandwidth (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_result_e sdp_attr_get_fmtp_cbr (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, tinybool* val);
|
|
extern int32_t sdp_attr_get_fmtp_custom_x (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_custom_y (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_custom_mpi (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_par_width (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_par_height (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_bpp (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_hrd (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_profile (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_level (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_get_fmtp_interlace (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_get_fmtp_annex_d (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_get_fmtp_annex_f (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_get_fmtp_annex_i (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_get_fmtp_annex_j (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern tinybool sdp_attr_get_fmtp_annex_t (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_annex_k_val (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_annex_n_val (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
extern int32_t sdp_attr_get_fmtp_annex_p_picture_resize (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern int32_t sdp_attr_get_fmtp_annex_p_warp (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
/* sctpmap params */
|
|
extern uint16_t sdp_attr_get_sctpmap_port(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_result_e sdp_attr_get_sctpmap_protocol (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, char* protocol);
|
|
extern sdp_result_e sdp_attr_get_sctpmap_streams (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint32_t* val);
|
|
|
|
extern const char *sdp_attr_get_msid_identifier(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern const char *sdp_attr_get_msid_appdata(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
/* H.264 codec specific params */
|
|
|
|
extern const char *sdp_attr_get_fmtp_profile_id(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern const char *sdp_attr_get_fmtp_param_sets(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_result_e sdp_attr_get_fmtp_pack_mode (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint16_t *val);
|
|
|
|
extern sdp_result_e sdp_attr_get_fmtp_level_asymmetry_allowed (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint16_t *val);
|
|
|
|
extern sdp_result_e sdp_attr_get_fmtp_interleaving_depth (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
uint16_t *val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_max_don_diff (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
uint32_t *val);
|
|
|
|
/* The following four H.264 parameters that require special handling as
|
|
* the values range from 0 - 4294967295
|
|
*/
|
|
extern sdp_result_e sdp_attr_get_fmtp_deint_buf_req (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
uint32_t *val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_deint_buf_cap (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
uint32_t *val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_init_buf_time (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
uint32_t *val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_max_rcmd_nalu_size (sdp_t *sdp_p,
|
|
uint16_t level, uint8_t cap_num,
|
|
uint16_t inst_num, uint32_t *val);
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|
|
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extern sdp_result_e sdp_attr_get_fmtp_max_mbps (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint32_t *val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_max_fs (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint32_t *val);
|
|
extern sdp_result_e sdp_attr_get_fmtp_max_fr (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint32_t *val);
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|
extern sdp_result_e sdp_attr_get_fmtp_max_cpb (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint32_t *val);
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|
extern sdp_result_e sdp_attr_get_fmtp_max_dpb (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint32_t *val);
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|
extern sdp_result_e sdp_attr_get_fmtp_max_br (sdp_t *sdp_p, uint16_t level,
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|
uint8_t cap_num, uint16_t inst_num, uint32_t *val);
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|
extern tinybool sdp_attr_fmtp_is_redundant_pic_cap (sdp_t *sdp_p, uint16_t level,
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uint8_t cap_num,
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|
uint16_t inst_num);
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extern tinybool sdp_attr_fmtp_is_parameter_add (sdp_t *sdp_p, uint16_t level,
|
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uint8_t cap_num,
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|
uint16_t inst_num);
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|
extern tinybool sdp_attr_fmtp_is_annexa_set (sdp_t *sdp_p, uint16_t level,
|
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uint8_t cap_num,
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|
uint16_t inst_num);
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|
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extern tinybool sdp_attr_fmtp_is_annexb_set (sdp_t *sdp_p, uint16_t level,
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uint8_t cap_num,
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uint16_t inst_num);
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extern sdp_fmtp_format_type_e sdp_attr_fmtp_get_fmtp_format (sdp_t *sdp_p, uint16_t level, uint8_t cap_num,
|
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uint16_t inst_num);
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extern uint16_t sdp_attr_get_pccodec_num_payload_types(sdp_t *sdp_p, uint16_t level,
|
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uint8_t cap_num, uint16_t inst_num);
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|
extern uint16_t sdp_attr_get_pccodec_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint16_t payload_num);
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|
extern sdp_result_e sdp_attr_add_pccodec_payload_type(sdp_t *sdp_p,
|
|
uint16_t level, uint8_t cap_num,
|
|
uint16_t inst_num, uint16_t payload_type);
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|
extern uint16_t sdp_attr_get_xcap_first_cap_num(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num);
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|
extern sdp_media_e sdp_attr_get_xcap_media_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num);
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extern sdp_transport_e sdp_attr_get_xcap_transport_type(sdp_t *sdp_p,
|
|
uint16_t level, uint16_t inst_num);
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|
extern uint16_t sdp_attr_get_xcap_num_payload_types(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num);
|
|
extern uint16_t sdp_attr_get_xcap_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num, uint16_t payload_num,
|
|
sdp_payload_ind_e *indicator);
|
|
extern sdp_result_e sdp_attr_add_xcap_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num, uint16_t payload_type,
|
|
sdp_payload_ind_e indicator);
|
|
extern uint16_t sdp_attr_get_cdsc_first_cap_num(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num);
|
|
extern sdp_media_e sdp_attr_get_cdsc_media_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num);
|
|
extern sdp_transport_e sdp_attr_get_cdsc_transport_type(sdp_t *sdp_p,
|
|
uint16_t level, uint16_t inst_num);
|
|
extern uint16_t sdp_attr_get_cdsc_num_payload_types(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num);
|
|
extern uint16_t sdp_attr_get_cdsc_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num, uint16_t payload_num,
|
|
sdp_payload_ind_e *indicator);
|
|
extern sdp_result_e sdp_attr_add_cdsc_payload_type(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num, uint16_t payload_type,
|
|
sdp_payload_ind_e indicator);
|
|
extern tinybool sdp_media_dynamic_payload_valid (sdp_t *sdp_p, uint16_t payload_type,
|
|
uint16_t m_line);
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|
|
extern tinybool sdp_attr_get_rtr_confirm (sdp_t *, uint16_t, uint8_t, uint16_t);
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|
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extern tinybool sdp_attr_get_silencesupp_enabled(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern uint16_t sdp_attr_get_silencesupp_timer(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
tinybool *null_ind);
|
|
extern sdp_silencesupp_pref_e sdp_attr_get_silencesupp_pref(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
extern sdp_silencesupp_siduse_e sdp_attr_get_silencesupp_siduse(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
extern uint8_t sdp_attr_get_silencesupp_fxnslevel(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
tinybool *null_ind);
|
|
extern sdp_mediadir_role_e sdp_attr_get_comediadir_role(sdp_t *sdp_p,
|
|
uint16_t level, uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern uint16_t sdp_attr_get_mptime_num_intervals(
|
|
sdp_t *sdp_p, uint16_t level, uint8_t cap_num, uint16_t inst_num);
|
|
extern uint16_t sdp_attr_get_mptime_interval(
|
|
sdp_t *sdp_p, uint16_t level, uint8_t cap_num, uint16_t inst_num, uint16_t interval_num);
|
|
extern sdp_result_e sdp_attr_add_mptime_interval(
|
|
sdp_t *sdp_p, uint16_t level, uint8_t cap_num, uint16_t inst_num, uint16_t interval);
|
|
|
|
|
|
extern sdp_result_e sdp_copy_all_bw_lines(sdp_t *src_sdp_ptr, sdp_t *dst_sdp_ptr,
|
|
uint16_t src_level, uint16_t dst_level);
|
|
extern sdp_bw_modifier_e sdp_get_bw_modifier(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t inst_num);
|
|
extern const char *sdp_get_bw_modifier_name(sdp_bw_modifier_e bw_modifier);
|
|
extern int32_t sdp_get_bw_value(sdp_t *sdp_p, uint16_t level, uint16_t inst_num);
|
|
extern int32_t sdp_get_num_bw_lines (sdp_t *sdp_p, uint16_t level);
|
|
|
|
extern sdp_result_e sdp_add_new_bw_line(sdp_t *sdp_p, uint16_t level,
|
|
sdp_bw_modifier_e bw_modifier, uint16_t *inst_num);
|
|
|
|
extern sdp_group_attr_e sdp_get_group_attr(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
extern const char* sdp_attr_get_x_sidout (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
|
|
extern const char* sdp_attr_get_x_sidin (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
extern const char* sdp_attr_get_x_confid (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
extern uint16_t sdp_get_group_num_id(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
|
|
extern const char* sdp_get_group_id(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, uint16_t id_num);
|
|
|
|
extern int32_t sdp_get_mid_value(sdp_t *sdp_p, uint16_t level);
|
|
extern sdp_result_e sdp_include_new_filter_src_addr(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
const char *src_addr);
|
|
extern sdp_src_filter_mode_e sdp_get_source_filter_mode(sdp_t *sdp_p,
|
|
uint16_t level, uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
extern sdp_result_e sdp_get_filter_destination_attributes(sdp_t *sdp_p,
|
|
uint16_t level, uint8_t cap_num,
|
|
uint16_t inst_num,
|
|
sdp_nettype_e *nettype,
|
|
sdp_addrtype_e *addrtype,
|
|
char *dest_addr);
|
|
extern int32_t sdp_get_filter_source_address_count(sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num);
|
|
extern sdp_result_e sdp_get_filter_source_address (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num,
|
|
uint16_t src_addr_id,
|
|
char *src_addr);
|
|
|
|
extern sdp_rtcp_unicast_mode_e sdp_get_rtcp_unicast_mode(sdp_t *sdp_p,
|
|
uint16_t level, uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
void sdp_crypto_debug(char *buffer, ulong length_bytes);
|
|
char * sdp_debug_msg_filter(char *buffer, ulong length_bytes);
|
|
|
|
extern int32_t
|
|
sdp_attr_get_sdescriptions_tag(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern sdp_srtp_crypto_suite_t
|
|
sdp_attr_get_sdescriptions_crypto_suite(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern const char*
|
|
sdp_attr_get_sdescriptions_key(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern const char*
|
|
sdp_attr_get_sdescriptions_salt(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern const char*
|
|
sdp_attr_get_sdescriptions_lifetime(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern sdp_result_e
|
|
sdp_attr_get_sdescriptions_mki(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num,
|
|
const char **mki_value,
|
|
uint16_t *mki_length);
|
|
|
|
extern const char*
|
|
sdp_attr_get_sdescriptions_session_params(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern unsigned char
|
|
sdp_attr_get_sdescriptions_key_size(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern unsigned char
|
|
sdp_attr_get_sdescriptions_salt_size(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
extern unsigned long
|
|
sdp_attr_get_srtp_crypto_selection_flags(sdp_t *sdp_p,
|
|
uint16_t level,
|
|
uint8_t cap_num,
|
|
uint16_t inst_num);
|
|
|
|
sdp_result_e
|
|
sdp_attr_get_ice_attribute (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e sdp_attr, uint16_t inst_num,
|
|
char **out);
|
|
|
|
sdp_result_e
|
|
sdp_attr_get_rtcp_mux_attribute (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e sdp_attr, uint16_t inst_num,
|
|
tinybool *rtcp_mux);
|
|
|
|
sdp_result_e
|
|
sdp_attr_get_setup_attribute (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, sdp_setup_type_e *setup_type);
|
|
|
|
sdp_result_e
|
|
sdp_attr_get_connection_attribute (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, uint16_t inst_num, sdp_connection_type_e *connection_type);
|
|
|
|
sdp_result_e
|
|
sdp_attr_get_dtls_fingerprint_attribute (sdp_t *sdp_p, uint16_t level,
|
|
uint8_t cap_num, sdp_attr_e sdp_attr, uint16_t inst_num,
|
|
char **out);
|
|
|
|
sdp_rtcp_fb_ack_type_e
|
|
sdp_attr_get_rtcp_fb_ack(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst);
|
|
|
|
sdp_rtcp_fb_nack_type_e
|
|
sdp_attr_get_rtcp_fb_nack(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst);
|
|
|
|
uint32_t
|
|
sdp_attr_get_rtcp_fb_trr_int(sdp_t *sdp_p, uint16_t level, uint16_t payload_type,
|
|
uint16_t inst);
|
|
|
|
tinybool
|
|
sdp_attr_get_rtcp_fb_remb_enabled(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t payload_type);
|
|
|
|
tinybool
|
|
sdp_attr_get_rtcp_fb_transport_cc_enabled(sdp_t *sdp_p, uint16_t level,
|
|
uint16_t payload_type);
|
|
|
|
sdp_rtcp_fb_ccm_type_e
|
|
sdp_attr_get_rtcp_fb_ccm(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst);
|
|
|
|
sdp_result_e
|
|
sdp_attr_set_rtcp_fb_ack(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst,
|
|
sdp_rtcp_fb_ack_type_e type);
|
|
|
|
sdp_result_e
|
|
sdp_attr_set_rtcp_fb_nack(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst,
|
|
sdp_rtcp_fb_nack_type_e);
|
|
|
|
sdp_result_e
|
|
sdp_attr_set_rtcp_fb_trr_int(sdp_t *sdp_p, uint16_t level, uint16_t payload_type,
|
|
uint16_t inst, uint32_t interval);
|
|
|
|
sdp_result_e
|
|
sdp_attr_set_rtcp_fb_remb(sdp_t *sdp_p, uint16_t level, uint16_t payload_type,
|
|
uint16_t inst);
|
|
sdp_result_e
|
|
sdp_attr_set_rtcp_fb_transport_cc(sdp_t *sdp_p, uint16_t level, uint16_t payload_type,
|
|
uint16_t inst);
|
|
|
|
sdp_result_e
|
|
sdp_attr_set_rtcp_fb_ccm(sdp_t *sdp_p, uint16_t level, uint16_t payload_type, uint16_t inst,
|
|
sdp_rtcp_fb_ccm_type_e);
|
|
const char *
|
|
sdp_attr_get_extmap_uri(sdp_t *sdp_p, uint16_t level, uint16_t inst);
|
|
|
|
uint16_t
|
|
sdp_attr_get_extmap_id(sdp_t *sdp_p, uint16_t level, uint16_t inst);
|
|
|
|
sdp_result_e
|
|
sdp_attr_set_extmap(sdp_t *sdp_p, uint16_t level, uint16_t id, const char* uri, uint16_t inst);
|
|
|
|
#endif /* _SDP_H_ */
|