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-rw-r--r--src/libs/7zip/unix/C/MtCoder.h98
1 files changed, 98 insertions, 0 deletions
diff --git a/src/libs/7zip/unix/C/MtCoder.h b/src/libs/7zip/unix/C/MtCoder.h
new file mode 100644
index 000000000..f0f06da28
--- /dev/null
+++ b/src/libs/7zip/unix/C/MtCoder.h
@@ -0,0 +1,98 @@
+/* MtCoder.h -- Multi-thread Coder
+2009-11-19 : Igor Pavlov : Public domain */
+
+#ifndef __MT_CODER_H
+#define __MT_CODER_H
+
+#include "Threads.h"
+
+EXTERN_C_BEGIN
+
+typedef struct
+{
+ CThread thread;
+ CAutoResetEvent startEvent;
+ CAutoResetEvent finishedEvent;
+ int stop;
+
+ THREAD_FUNC_TYPE func;
+ LPVOID param;
+ THREAD_FUNC_RET_TYPE res;
+} CLoopThread;
+
+void LoopThread_Construct(CLoopThread *p);
+void LoopThread_Close(CLoopThread *p);
+WRes LoopThread_Create(CLoopThread *p);
+WRes LoopThread_StopAndWait(CLoopThread *p);
+WRes LoopThread_StartSubThread(CLoopThread *p);
+WRes LoopThread_WaitSubThread(CLoopThread *p);
+
+#ifndef _7ZIP_ST
+#define NUM_MT_CODER_THREADS_MAX 32
+#else
+#define NUM_MT_CODER_THREADS_MAX 1
+#endif
+
+typedef struct
+{
+ UInt64 totalInSize;
+ UInt64 totalOutSize;
+ ICompressProgress *progress;
+ SRes res;
+ CCriticalSection cs;
+ UInt64 inSizes[NUM_MT_CODER_THREADS_MAX];
+ UInt64 outSizes[NUM_MT_CODER_THREADS_MAX];
+} CMtProgress;
+
+SRes MtProgress_Set(CMtProgress *p, unsigned index, UInt64 inSize, UInt64 outSize);
+
+struct _CMtCoder;
+
+typedef struct
+{
+ struct _CMtCoder *mtCoder;
+ Byte *outBuf;
+ size_t outBufSize;
+ Byte *inBuf;
+ size_t inBufSize;
+ unsigned index;
+ CLoopThread thread;
+
+ Bool stopReading;
+ Bool stopWriting;
+ CAutoResetEvent canRead;
+ CAutoResetEvent canWrite;
+} CMtThread;
+
+typedef struct
+{
+ SRes (*Code)(void *p, unsigned index, Byte *dest, size_t *destSize,
+ const Byte *src, size_t srcSize, int finished);
+} IMtCoderCallback;
+
+typedef struct _CMtCoder
+{
+ size_t blockSize;
+ size_t destBlockSize;
+ unsigned numThreads;
+
+ ISeqInStream *inStream;
+ ISeqOutStream *outStream;
+ ICompressProgress *progress;
+ ISzAlloc *alloc;
+
+ IMtCoderCallback *mtCallback;
+ CCriticalSection cs;
+ SRes res;
+
+ CMtProgress mtProgress;
+ CMtThread threads[NUM_MT_CODER_THREADS_MAX];
+} CMtCoder;
+
+void MtCoder_Construct(CMtCoder* p);
+void MtCoder_Destruct(CMtCoder* p);
+SRes MtCoder_Code(CMtCoder *p);
+
+EXTERN_C_END
+
+#endif