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extract streaming packet fields

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orignal 2014-01-29 23:13:59 -05:00
parent 3ad76e2833
commit c4065a702e
2 changed files with 21 additions and 26 deletions
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13
Streaming.h
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@ -40,14 +40,23 @@ namespace stream
uint8_t * GetBuffer () { return buf + offset; };
size_t GetLength () const { return len - offset; };
uint32_t GetReceivedSeqn () const { return be32toh (*(uint32_t *)(buf + 8)); };
uint32_t GetSendStreamID () const { return be32toh (*(uint32_t *)buf); };
uint32_t GetReceiveStreamID () const { return be32toh (*(uint32_t *)(buf + 4)); };
uint32_t GetSeqn () const { return be32toh (*(uint32_t *)(buf + 8)); };
uint32_t GetAckThrough () const { return be32toh (*(uint32_t *)(buf + 12)); };
uint8_t GetNACKCount () const { return buf[16]; };
const uint8_t * GetOption () const { return buf + 17 + GetNACKCount ()*4 + 3; }; // 3 = resendDelay + flags
uint16_t GetFlags () const { return be16toh (*(uint16_t *)(GetOption () - 2)); };
uint16_t GetOptionSize () const { return be16toh (*(uint16_t *)GetOption ()); };
const uint8_t * GetOptionData () const { return GetOption () + 2; };
const uint8_t * GetPayload () const { return GetOptionData () + GetOptionSize (); };
};
struct PacketCmp
{
bool operator() (const Packet * p1, const Packet * p2) const
{
return p1->GetReceivedSeqn () < p2->GetReceivedSeqn ();
return p1->GetSeqn () < p2->GetSeqn ();
};
};