mirror of
https://github.com/danog/libtgvoip.git
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118 lines
3.5 KiB
C
118 lines
3.5 KiB
C
#pragma once
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// Common macros
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#define IS_MOBILE_NETWORK(x) (x == NET_TYPE_GPRS || x == NET_TYPE_EDGE || x == NET_TYPE_3G || x == NET_TYPE_HSPA || x == NET_TYPE_LTE || x == NET_TYPE_OTHER_MOBILE)
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#define CHECK_ENDPOINT_PROTOCOL(endpointType, packetProtocol) ((endpointType != Endpoint::Type::TCP_RELAY && packetProtocol == NetworkProtocol::UDP) || (endpointType == Endpoint::Type::TCP_RELAY && packetProtocol == NetworkProtocol::TCP))
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#define PAD4(x) (4 - (x + (x <= 253 ? 1 : 0)) % 4)
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inline int pad4(int x)
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{
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int r = PAD4(x);
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if (r == 4)
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return 0;
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return r;
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}
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// Max recent packets
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#define MAX_RECENT_PACKETS 128
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// Packet types (all deprecated)
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#define PKT_INIT 1
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#define PKT_INIT_ACK 2
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#define PKT_STREAM_DATA 4
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#define PKT_PING 6
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#define PKT_PONG 7
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#define PKT_NOP 14
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#define PKT_STREAM_EC 17 // Deprecated
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#define PKT_STREAM_DATA_X2 8 // Deprecated
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#define PKT_STREAM_DATA_X3 9 // Deprecated
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#define PKT_STREAM_STATE 3 // Deprecated, use extra
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#define PKT_LAN_ENDPOINT 10 // Deprecated, use extra
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#define PKT_NETWORK_CHANGED 11 // Deprecated, use extra
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// #define PKT_UPDATE_STREAMS 5 // Not used anymore
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// #define PKT_SWITCH_PREF_RELAY 12 // Not used anymore
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// #define PKT_SWITCH_TO_P2P 13 // Not used anymore
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// #define PKT_GROUP_CALL_KEY 15 // replaced with 'extra' in 2.1 (protocol v6)
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// #define PKT_REQUEST_GROUP 16
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// Stream data flags
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#define STREAM_DATA_FLAG_LEN16 0x40
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#define STREAM_DATA_FLAG_HAS_MORE_FLAGS 0x80 // Not used
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// Since the data can't be larger than the MTU anyway,
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// 5 top bits of data length are allocated for these flags
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#define STREAM_DATA_XFLAG_KEYFRAME (1 << 15)
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#define STREAM_DATA_XFLAG_FRAGMENTED (1 << 14)
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#define STREAM_DATA_XFLAG_EXTRA_FEC (1 << 13)
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// Extra packet flags
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#define XPFLAG_HAS_EXTRA 1 // Signaling
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#define XPFLAG_HAS_RECV_TS 2 // Video calls
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// Old codec identifiers
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#define CODEC_OPUS_OLD 1
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// MTU
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#define DEFAULT_MTU 1100
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// Video flags
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#define INIT_VIDEO_RES_NONE 0
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#define INIT_VIDEO_RES_240 1
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#define INIT_VIDEO_RES_360 2
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#define INIT_VIDEO_RES_480 3
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#define INIT_VIDEO_RES_720 4
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#define INIT_VIDEO_RES_1080 5
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#define INIT_VIDEO_RES_1440 6
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#define INIT_VIDEO_RES_4K 7
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#define VIDEO_FRAME_FLAG_KEYFRAME 1
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#define VIDEO_ROTATION_MASK 3
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#define VIDEO_ROTATION_0 0
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#define VIDEO_ROTATION_90 1
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#define VIDEO_ROTATION_180 2
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#define VIDEO_ROTATION_270 3
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#define FEC_SCHEME_XOR 1
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#define FEC_SCHEME_CM256 2
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// TLIDs of reflector signaling
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#define TLID_DECRYPTED_AUDIO_BLOCK 0xDBF948C1
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#define TLID_SIMPLE_AUDIO_BLOCK 0xCC0D0E76
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#define TLID_UDP_REFLECTOR_PEER_INFO 0x27D9371C
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#define TLID_UDP_REFLECTOR_PEER_INFO_IPV6 0x83fc73b1
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#define TLID_UDP_REFLECTOR_SELF_INFO 0xc01572c7
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#define TLID_UDP_REFLECTOR_REQUEST_PACKETS_INFO 0x1a06fc96
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#define TLID_UDP_REFLECTOR_LAST_PACKETS_INFO 0x0e107305
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#define TLID_VECTOR 0x1cb5c415
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// Rating flags
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#define NEED_RATE_FLAG_SHITTY_INTERNET_MODE 1
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#define NEED_RATE_FLAG_UDP_NA 2
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#define NEED_RATE_FLAG_UDP_BAD 4
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#define NEED_RATE_FLAG_RECONNECTING 8
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// Crypto stuff
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#define SHA1_LENGTH 20
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#define SHA256_LENGTH 32
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#ifdef _MSC_VER
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#define MSC_STACK_FALLBACK(a, b) (b)
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#else
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#define MSC_STACK_FALLBACK(a, b) (a)
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#endif
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// Legacy flags
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/*flags:# voice_call_id:flags.2?int128 in_seq_no:flags.4?int out_seq_no:flags.4?int
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* recent_received_mask:flags.5?int proto:flags.3?int extra:flags.1?string raw_data:flags.0?string*/
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#define LEGACY_PFLAG_HAS_DATA 1
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#define LEGACY_PFLAG_HAS_EXTRA 2
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#define LEGACY_PFLAG_HAS_CALL_ID 4
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#define LEGACY_PFLAG_HAS_PROTO 8
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#define LEGACY_PFLAG_HAS_SEQ 16
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#define LEGACY_PFLAG_HAS_RECENT_RECV 32
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#define LEGACY_PFLAG_HAS_SENDER_TAG_HASH 64
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