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DDVTech 2021-09-10 23:44:31 +02:00 • committed by Thulinma
parent 5b79f296d6
commit fccf66fba2
280 changed files with 56975 additions and 71885 deletions
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31
lib/rtmpchunks.cpp
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@ -1,10 +1,10 @@
/// \file rtmpchunks.cpp
/// Holds all code for the RTMPStream namespace.
#include "rtmpchunks.h"
#include "auth.h"
#include "defines.h"
#include "flv_tag.h"
#include "rtmpchunks.h"
#include "timing.h"
std::string RTMPStream::handshake_in; ///< Input for the handshake.
@ -41,13 +41,12 @@ char genuineFMSKey[] ={
0x00, 0xd0, 0xd1, 0x02, 0x9e, 0x7e, 0x57, 0x6e, 0xec, 0x5d, 0x2d, 0x29, 0x80, 0x6f, 0xab,
0x93, 0xb8, 0xe6, 0x36, 0xcf, 0xeb, 0x31, 0xae}; // 68
char genuineFPKey[] ={
0x47, 0x65, 0x6e, 0x75, 0x69, 0x6e, 0x65, 0x20, 0x41, 0x64, 0x6f, 0x62, 0x65,
0x20, 0x46, 0x6c, 0x61, 0x73, 0x68, 0x20, 0x50, 0x6c, 0x61,
0x79, // Genuine Adobe Flash Player 001
0x65, 0x72, 0x20, 0x30, 0x30, 0x31, 0xf0, 0xee, 0xc2, 0x4a, 0x80, 0x68, 0xbe,
0xe8, 0x2e, 0x00, 0xd0, 0xd1, 0x02, 0x9e, 0x7e, 0x57, 0x6e, 0xec, 0x5d, 0x2d,
0x29, 0x80, 0x6f, 0xab, 0x93, 0xb8, 0xe6, 0x36, 0xcf, 0xeb, 0x31, 0xae}; // 62
char genuineFPKey[] ={0x47, 0x65, 0x6e, 0x75, 0x69, 0x6e, 0x65, 0x20, 0x41, 0x64, 0x6f, 0x62, 0x65,
0x20, 0x46, 0x6c, 0x61, 0x73, 0x68, 0x20, 0x50, 0x6c, 0x61,
0x79, // Genuine Adobe Flash Player 001
0x65, 0x72, 0x20, 0x30, 0x30, 0x31, 0xf0, 0xee, 0xc2, 0x4a, 0x80, 0x68, 0xbe,
0xe8, 0x2e, 0x00, 0xd0, 0xd1, 0x02, 0x9e, 0x7e, 0x57, 0x6e, 0xec, 0x5d, 0x2d,
0x29, 0x80, 0x6f, 0xab, 0x93, 0xb8, 0xe6, 0x36, 0xcf, 0xeb, 0x31, 0xae}; // 62
inline uint32_t GetDigestOffset(uint8_t *pBuffer, uint8_t scheme){
if (scheme == 0){
@ -61,8 +60,7 @@ bool ValidateClientScheme(uint8_t *pBuffer, uint8_t scheme){
uint32_t clientDigestOffset = GetDigestOffset(pBuffer, scheme);
uint8_t pTempBuffer[1536 - 32];
memcpy(pTempBuffer, pBuffer, clientDigestOffset);
memcpy(pTempBuffer + clientDigestOffset, pBuffer + clientDigestOffset + 32,
1536 - clientDigestOffset - 32);
memcpy(pTempBuffer + clientDigestOffset, pBuffer + clientDigestOffset + 32, 1536 - clientDigestOffset - 32);
char pTempHash[32];
Secure::hmac_sha256bin((char *)pTempBuffer, 1536 - 32, genuineFPKey, 30, pTempHash);
bool result = (memcmp(pBuffer + clientDigestOffset, pTempHash, 32) == 0);
@ -217,8 +215,7 @@ std::string &RTMPStream::SendChunk(unsigned int cs_id, unsigned char msg_type_id
/// \param data Contents of the media data.
/// \param len Length of the media data, in bytes.
/// \param ts Timestamp of the media data, relative to current system time.
std::string &RTMPStream::SendMedia(unsigned char msg_type_id, unsigned char *data, int len,
unsigned int ts){
std::string &RTMPStream::SendMedia(unsigned char msg_type_id, unsigned char *data, int len, unsigned int ts){
static RTMPStream::Chunk ch;
ch.cs_id = msg_type_id + 42;
ch.timestamp = ts;
@ -353,8 +350,7 @@ bool RTMPStream::Chunk::Parse(Socket::Buffer &buffer){
// process the rest of the header, for each chunk type
headertype = chunktype & 0xC0;
DONTEVEN_MSG("Parsing RTMP chunk header (%#.2hhX) at offset %#zx", chunktype,
RTMPStream::rec_cnt);
DONTEVEN_MSG("Parsing RTMP chunk header (%#.2hhX) at offset %#zx", chunktype, RTMPStream::rec_cnt);
switch (headertype){
case 0x00:
@ -512,8 +508,7 @@ bool RTMPStream::doHandshake(){
// FIRST 1536 bytes for server response
char pTempBuffer[1504];
memcpy(pTempBuffer, Server, serverDigestOffset);
memcpy(pTempBuffer + serverDigestOffset, Server + serverDigestOffset + 32,
1504 - serverDigestOffset);
memcpy(pTempBuffer + serverDigestOffset, Server + serverDigestOffset + 32, 1504 - serverDigestOffset);
Secure::hmac_sha256bin(pTempBuffer, 1504, genuineFMSKey, 36, (char *)Server + serverDigestOffset);
// SECOND 1536 bytes for server response
@ -523,12 +518,10 @@ bool RTMPStream::doHandshake(){
}else{
char pTempHash[32];
Secure::hmac_sha256bin((char *)Client + keyChallengeIndex, 32, genuineFMSKey, 68, pTempHash);
Secure::hmac_sha256bin((char *)Server + 1536, 1536 - 32, pTempHash, 32,
(char *)Server + 1536 * 2 - 32);
Secure::hmac_sha256bin((char *)Server + 1536, 1536 - 32, pTempHash, 32, (char *)Server + 1536 * 2 - 32);
}
Server[-1] = Version;
RTMPStream::snd_cnt += 3073;
return true;
}