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https://github.com/brazilofmux/tinymux
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Add decoder tables.
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brazilofmux
parent
fe5a1df4fb
commit
5c952d04b0
2 changed files with 104 additions and 7 deletions
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@ -31,8 +31,16 @@ typedef struct
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QUEUE_BLOCK *pTail;
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} QUEUE_INFO;
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QUEUE_INFO *pQueue_In = NULL;
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QUEUE_INFO *pQueue_Out = NULL;
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QUEUE_INFO Queue_In;
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QUEUE_INFO Queue_Out;
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QUEUE_INFO Queue_Frame;
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// Decoder
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//
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int iState = 0;
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size_t nLength = 0;
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UINT32 nChannel = 0;
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size_t nLengthRemaining = 0;
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CHANNEL_INFO *aChannels = NULL;
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int nChannels = 0;
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@ -69,6 +77,12 @@ MUX_RESULT Channel0_Call(CHANNEL_INFO *pci, size_t nBuffer, void *pBuffer)
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return MUX_E_NOTIMPLEMENTED;
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}
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void Pipe_InitializeQueueInfo(QUEUE_INFO *pqi)
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{
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pqi->pHead = NULL;
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pqi->pTail = NULL;
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}
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void Pipe_AppendToQueue(QUEUE_INFO *pqi, size_t n, const char *p)
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{
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if ( 0 != n
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@ -138,7 +152,86 @@ void Pipe_AppendToQueue(QUEUE_INFO *pqi, size_t n, const char *p)
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}
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}
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void Pipe_ParseQueue(QUEUE_INFO *pqi)
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void Pipe_FreeQueue(QUEUE_INFO *pqi)
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{
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if (NULL != pqi)
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{
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QUEUE_BLOCK *pBlock = pqi->pHead;
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// Free all the QUEUE_BLOCKs finally the owning QUEUE_INFO structure.
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//
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while (NULL != pBlock)
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{
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QUEUE_BLOCK *qBlock = pBlock->pNext;
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delete pBlock;
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pBlock = qBlock;
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}
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delete pqi;
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}
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}
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// CallMagic 0xC39B71F9 - 17, 14, 9, 20
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// ReturnMagic 0x35972DD0 - 7, 13, 6, 18
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// MsgMagic 0xF69E1836 - 19, 15, 3, 8
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// DiscMagic 0x960AA381 - 12, 1, 16, 10
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// EndMagic 0x27118B26 - 5, 2, 11, 4
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//
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const UINT8 decoder_itt[256] =
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{
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// 0 1 2 3 4 5 6 7 8 9 A B C D E F
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//
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, // 0
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0, 2, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, // 1
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0, 0, 0, 0, 0, 0, 4, 5, 0, 0, 0, 0, 0, 6, 0, 0, // 2
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0, 0, 0, 0, 0, 7, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 3
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 4
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 5
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 6
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0, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 7
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0, 10, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 0, 0, 0, 0, // 8
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0, 0, 0, 0, 0, 0, 12, 13, 0, 0, 0, 14, 0, 0, 15, 0, // 9
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0, 0, 0, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // A
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // B
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0, 0, 0, 17, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // C
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18, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // D
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // E
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0, 0, 0, 0, 0, 0, 19, 0, 0, 20, 0, 0, 0, 0, 0, 0 // F
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};
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const UINT8 decoder_stt[21][23] =
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{
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// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
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//
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{ 0, 0, 0, 0, 0, 0, 0, 14, 0, 0, 0, 0, 20, 0, 0, 0, 0, 1, 0, 17, 0 }, // 0 Start
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0 }, // 1 Call0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // 2 Call1
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4 }, // 3 Call2
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{ 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 }, // 4 Call3/Return3/Msg3/Disc3
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{ 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 }, // 5 Length0
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{ 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 }, // 6 Length1
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{ 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8 }, // 7 Length2
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{ 12, 12, 12, 12, 12, 9, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12 }, // 8 Length3
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{ 12, 12, 10, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12 }, // 9 End0
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{ 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 12, 12, 12, 12, 12, 12, 12, 12, 12 }, // 10 End1
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{ 12, 12, 12, 12, 13, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12 }, // 11 End2
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{ 0, 0, 0, 0, 0, 0, 0, 14, 0, 0, 0, 0, 20, 0, 0, 0, 0, 1, 0, 17, 0 }, // 12 Cleanup
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{ 0, 0, 0, 0, 0, 0, 0, 14, 0, 0, 0, 0, 20, 0, 0, 0, 0, 1, 0, 17, 0 }, // 13 Accept
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 0, 0, 0, 0 }, // 14 Return0
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{ 0, 0, 0, 0, 0, 0, 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // 15 Return1
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0 }, // 16 Return2
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 18, 0, 0, 0, 0, 0 }, // 17 Msg0
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{ 0, 0, 0, 19, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // 18 Msg1
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{ 0, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // 19 Msg2
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{ 0, 21, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, // 20 Disc0
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 22, 0, 0, 0, 0 }, // 21 Disc1
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } // 22 Disc2
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};
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// Decode bytes out of Queue_In to Queue_Frame.
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//
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void Pipe_DecodeFrames(void)
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{
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}
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@ -146,6 +239,10 @@ void Pipe_ParseQueue(QUEUE_INFO *pqi)
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void Stub_ShoveChars(int fdServer)
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{
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Pipe_InitializeQueueInfo(Queue_In);
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Pipe_InitializeQueueInfo(Queue_Out);
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Pipe_InitializeQueueInfo(Queue_Frame);
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for (;;)
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{
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char arg[MAX_STRING];
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@ -165,8 +262,8 @@ void Stub_ShoveChars(int fdServer)
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break;
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}
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Pipe_AppendToQueue(pQueue_In, len, arg);
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Pipe_ParseQueue(pQueue_In);
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Pipe_AppendToQueue(Queue_In, len, arg);
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Pipe_DecodeFrames(Queue_In);
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}
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}
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@ -110,7 +110,7 @@ III. Packet Format.
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A. Call Frame.
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CallMagic 0x359771F9
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CallMagic 0xC39B71F9
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Length 0x--------
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ToChannel 0x--------
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Data..................
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@ -130,7 +130,7 @@ III. Packet Format.
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C. Message Frame (non-blocking).
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ReturnMagic 0x35971836
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MsgMagic 0xF69E1836
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Length 0x--------
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ToChannel 0x--------
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Data..................
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