First Commit

3rdparty/lzma/include/XzEnc.h

@@ -0,0 +1,61 @@
+/* XzEnc.h -- Xz Encode
+2023-04-13 : Igor Pavlov : Public domain */
+
+#ifndef ZIP7_INC_XZ_ENC_H
+#define ZIP7_INC_XZ_ENC_H
+
+#include "Lzma2Enc.h"
+
+#include "Xz.h"
+
+EXTERN_C_BEGIN
+
+
+#define XZ_PROPS_BLOCK_SIZE_AUTO   LZMA2_ENC_PROPS_BLOCK_SIZE_AUTO
+#define XZ_PROPS_BLOCK_SIZE_SOLID  LZMA2_ENC_PROPS_BLOCK_SIZE_SOLID
+
+
+typedef struct
+{
+  UInt32 id;
+  UInt32 delta;
+  UInt32 ip;
+  int ipDefined;
+} CXzFilterProps;
+
+void XzFilterProps_Init(CXzFilterProps *p);
+
+
+typedef struct
+{
+  CLzma2EncProps lzma2Props;
+  CXzFilterProps filterProps;
+  unsigned checkId;
+  UInt64 blockSize;
+  int numBlockThreads_Reduced;
+  int numBlockThreads_Max;
+  int numTotalThreads;
+  int forceWriteSizesInHeader;
+  UInt64 reduceSize;
+} CXzProps;
+
+void XzProps_Init(CXzProps *p);
+
+typedef struct CXzEnc CXzEnc;
+typedef CXzEnc * CXzEncHandle;
+// Z7_DECLARE_HANDLE(CXzEncHandle)
+
+CXzEncHandle XzEnc_Create(ISzAllocPtr alloc, ISzAllocPtr allocBig);
+void XzEnc_Destroy(CXzEncHandle p);
+SRes XzEnc_SetProps(CXzEncHandle p, const CXzProps *props);
+void XzEnc_SetDataSize(CXzEncHandle p, UInt64 expectedDataSiize);
+SRes XzEnc_Encode(CXzEncHandle p, ISeqOutStreamPtr outStream, ISeqInStreamPtr inStream, ICompressProgressPtr progress);
+
+SRes Xz_Encode(ISeqOutStreamPtr outStream, ISeqInStreamPtr inStream,
+    const CXzProps *props, ICompressProgressPtr progress);
+
+SRes Xz_EncodeEmpty(ISeqOutStreamPtr outStream);
+
+EXTERN_C_END
+
+#endif