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rtp服务器过滤非rtp包: #2247

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防止非法数据干扰后续处理逻辑对rtp ssrc/pt等的绑定
This commit is contained in:
xiongziliang 2023-02-26 21:11:31 +08:00
parent a981ce8cb3
commit 8f108395a5
1 changed files with 9 additions and 0 deletions
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9
src/Rtp/RtpProcess.cpp
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@ -70,7 +70,16 @@ RtpProcess::~RtpProcess() {
} }
} }
static bool is_rtp(const char *buf) {
RtpHeader *header = (RtpHeader *)buf;
return ((header->pt < 64) || (header->pt >= 96));
}
bool RtpProcess::inputRtp(bool is_udp, const Socket::Ptr &sock, const char *data, size_t len, const struct sockaddr *addr, uint64_t *dts_out) { bool RtpProcess::inputRtp(bool is_udp, const Socket::Ptr &sock, const char *data, size_t len, const struct sockaddr *addr, uint64_t *dts_out) {
if (!is_rtp(data)) {
WarnL << "Not rtp packet";
return false;
}
if (_sock != sock) { if (_sock != sock) {
// 第一次运行本函数 // 第一次运行本函数
bool first = !_sock; bool first = !_sock;