'21.07'21.07

1 files changed, 55 insertions, 0 deletions

diff --git a/C/Lzma2Enc.h b/C/Lzma2Enc.h
new file mode 100644
index 0000000..6a6110f
--- /dev/null
+++ b/C/Lzma2Enc.h
@@ -0,0 +1,55 @@
+/* Lzma2Enc.h -- LZMA2 Encoder
+2017-07-27 : Igor Pavlov : Public domain */
+
+#ifndef __LZMA2_ENC_H
+#define __LZMA2_ENC_H
+
+#include "LzmaEnc.h"
+
+EXTERN_C_BEGIN
+
+#define LZMA2_ENC_PROPS__BLOCK_SIZE__AUTO 0
+#define LZMA2_ENC_PROPS__BLOCK_SIZE__SOLID ((UInt64)(Int64)-1)
+
+typedef struct
+{
+  CLzmaEncProps lzmaProps;
+  UInt64 blockSize;
+  int numBlockThreads_Reduced;
+  int numBlockThreads_Max;
+  int numTotalThreads;
+} CLzma2EncProps;
+
+void Lzma2EncProps_Init(CLzma2EncProps *p);
+void Lzma2EncProps_Normalize(CLzma2EncProps *p);
+
+/* ---------- CLzmaEnc2Handle Interface ---------- */
+
+/* Lzma2Enc_* functions can return the following exit codes:
+SRes:
+  SZ_OK           - OK
+  SZ_ERROR_MEM    - Memory allocation error
+  SZ_ERROR_PARAM  - Incorrect paramater in props
+  SZ_ERROR_WRITE  - ISeqOutStream write callback error
+  SZ_ERROR_OUTPUT_EOF - output buffer overflow - version with (Byte *) output
+  SZ_ERROR_PROGRESS - some break from progress callback
+  SZ_ERROR_THREAD - error in multithreading functions (only for Mt version)
+*/
+
+typedef void * CLzma2EncHandle;
+
+CLzma2EncHandle Lzma2Enc_Create(ISzAllocPtr alloc, ISzAllocPtr allocBig);
+void Lzma2Enc_Destroy(CLzma2EncHandle p);
+SRes Lzma2Enc_SetProps(CLzma2EncHandle p, const CLzma2EncProps *props);
+void Lzma2Enc_SetDataSize(CLzma2EncHandle p, UInt64 expectedDataSiize);
+Byte Lzma2Enc_WriteProperties(CLzma2EncHandle p);
+SRes Lzma2Enc_Encode2(CLzma2EncHandle p,
+    ISeqOutStream *outStream,
+    Byte *outBuf, size_t *outBufSize,
+    ISeqInStream *inStream,
+    const Byte *inData, size_t inDataSize,
+    ICompressProgress *progress);
+
+EXTERN_C_END
+
+#endif