diff options
Diffstat (limited to '3rdparty/lzma/CPP/7zip/Common/CWrappers.cpp')
-rw-r--r-- | 3rdparty/lzma/CPP/7zip/Common/CWrappers.cpp | 258 |
1 files changed, 191 insertions, 67 deletions
diff --git a/3rdparty/lzma/CPP/7zip/Common/CWrappers.cpp b/3rdparty/lzma/CPP/7zip/Common/CWrappers.cpp index a77b67e8664..346774e5d04 100644 --- a/3rdparty/lzma/CPP/7zip/Common/CWrappers.cpp +++ b/3rdparty/lzma/CPP/7zip/Common/CWrappers.cpp @@ -1,4 +1,4 @@ -// CWrappers.h +// CWrappers.c #include "StdAfx.h" @@ -8,43 +8,74 @@ #include "StreamUtils.h" +SRes HRESULT_To_SRes(HRESULT res, SRes defaultRes) throw() +{ + switch (res) + { + case S_OK: return SZ_OK; + case E_OUTOFMEMORY: return SZ_ERROR_MEM; + case E_INVALIDARG: return SZ_ERROR_PARAM; + case E_ABORT: return SZ_ERROR_PROGRESS; + case S_FALSE: return SZ_ERROR_DATA; + case E_NOTIMPL: return SZ_ERROR_UNSUPPORTED; + } + return defaultRes; +} + + +HRESULT SResToHRESULT(SRes res) throw() +{ + switch (res) + { + case SZ_OK: return S_OK; + + case SZ_ERROR_DATA: + case SZ_ERROR_CRC: + case SZ_ERROR_INPUT_EOF: + return S_FALSE; + + case SZ_ERROR_MEM: return E_OUTOFMEMORY; + case SZ_ERROR_PARAM: return E_INVALIDARG; + case SZ_ERROR_PROGRESS: return E_ABORT; + case SZ_ERROR_UNSUPPORTED: return E_NOTIMPL; + // case SZ_ERROR_OUTPUT_EOF: + // case SZ_ERROR_READ: + // case SZ_ERROR_WRITE: + // case SZ_ERROR_THREAD: + // case SZ_ERROR_ARCHIVE: + // case SZ_ERROR_NO_ARCHIVE: + // return E_FAIL; + } + if (res < 0) + return res; + return E_FAIL; +} + + #define PROGRESS_UNKNOWN_VALUE ((UInt64)(Int64)-1) #define CONVERT_PR_VAL(x) (x == PROGRESS_UNKNOWN_VALUE ? NULL : &x) -static SRes CompressProgress(void *pp, UInt64 inSize, UInt64 outSize) throw() + +static SRes CompressProgress(ICompressProgressPtr pp, UInt64 inSize, UInt64 outSize) throw() { - CCompressProgressWrap *p = (CCompressProgressWrap *)pp; + Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(CCompressProgressWrap) p->Res = p->Progress->SetRatioInfo(CONVERT_PR_VAL(inSize), CONVERT_PR_VAL(outSize)); - return (SRes)p->Res; + return HRESULT_To_SRes(p->Res, SZ_ERROR_PROGRESS); } -CCompressProgressWrap::CCompressProgressWrap(ICompressProgressInfo *progress) throw() +void CCompressProgressWrap::Init(ICompressProgressInfo *progress) throw() { - p.Progress = CompressProgress; + vt.Progress = CompressProgress; Progress = progress; Res = SZ_OK; } static const UInt32 kStreamStepSize = (UInt32)1 << 31; -SRes HRESULT_To_SRes(HRESULT res, SRes defaultRes) +static SRes MyRead(ISeqInStreamPtr pp, void *data, size_t *size) throw() { - switch (res) - { - case S_OK: return SZ_OK; - case E_OUTOFMEMORY: return SZ_ERROR_MEM; - case E_INVALIDARG: return SZ_ERROR_PARAM; - case E_ABORT: return SZ_ERROR_PROGRESS; - case S_FALSE: return SZ_ERROR_DATA; - case E_NOTIMPL: return SZ_ERROR_UNSUPPORTED; - } - return defaultRes; -} - -static SRes MyRead(void *object, void *data, size_t *size) throw() -{ - CSeqInStreamWrap *p = (CSeqInStreamWrap *)object; + Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(CSeqInStreamWrap) UInt32 curSize = ((*size < kStreamStepSize) ? (UInt32)*size : kStreamStepSize); p->Res = (p->Stream->Read(data, curSize, &curSize)); *size = curSize; @@ -54,9 +85,9 @@ static SRes MyRead(void *object, void *data, size_t *size) throw() return HRESULT_To_SRes(p->Res, SZ_ERROR_READ); } -static size_t MyWrite(void *object, const void *data, size_t size) throw() +static size_t MyWrite(ISeqOutStreamPtr pp, const void *data, size_t size) throw() { - CSeqOutStreamWrap *p = (CSeqOutStreamWrap *)object; + Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(CSeqOutStreamWrap) if (p->Stream) { p->Res = WriteStream(p->Stream, data, size); @@ -69,49 +100,41 @@ static size_t MyWrite(void *object, const void *data, size_t size) throw() return size; } -CSeqInStreamWrap::CSeqInStreamWrap(ISequentialInStream *stream) throw() + +void CSeqInStreamWrap::Init(ISequentialInStream *stream) throw() { - p.Read = MyRead; + vt.Read = MyRead; Stream = stream; Processed = 0; + Res = S_OK; } -CSeqOutStreamWrap::CSeqOutStreamWrap(ISequentialOutStream *stream) throw() +void CSeqOutStreamWrap::Init(ISequentialOutStream *stream) throw() { - p.Write = MyWrite; + vt.Write = MyWrite; Stream = stream; Res = SZ_OK; Processed = 0; } -HRESULT SResToHRESULT(SRes res) throw() -{ - switch (res) - { - case SZ_OK: return S_OK; - case SZ_ERROR_MEM: return E_OUTOFMEMORY; - case SZ_ERROR_PARAM: return E_INVALIDARG; - case SZ_ERROR_PROGRESS: return E_ABORT; - case SZ_ERROR_DATA: return S_FALSE; - case SZ_ERROR_UNSUPPORTED: return E_NOTIMPL; - } - return E_FAIL; -} -static SRes InStreamWrap_Read(void *pp, void *data, size_t *size) throw() +static SRes InStreamWrap_Read(ISeekInStreamPtr pp, void *data, size_t *size) throw() { - CSeekInStreamWrap *p = (CSeekInStreamWrap *)pp; + Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(CSeekInStreamWrap) UInt32 curSize = ((*size < kStreamStepSize) ? (UInt32)*size : kStreamStepSize); p->Res = p->Stream->Read(data, curSize, &curSize); *size = curSize; return (p->Res == S_OK) ? SZ_OK : SZ_ERROR_READ; } -static SRes InStreamWrap_Seek(void *pp, Int64 *offset, ESzSeek origin) throw() +static SRes InStreamWrap_Seek(ISeekInStreamPtr pp, Int64 *offset, ESzSeek origin) throw() { - CSeekInStreamWrap *p = (CSeekInStreamWrap *)pp; + Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(CSeekInStreamWrap) UInt32 moveMethod; - switch (origin) + /* we need (int)origin to eliminate the clang warning: + default label in switch which covers all enumeration values + [-Wcovered-switch-default */ + switch ((int)origin) { case SZ_SEEK_SET: moveMethod = STREAM_SEEK_SET; break; case SZ_SEEK_CUR: moveMethod = STREAM_SEEK_CUR; break; @@ -124,11 +147,11 @@ static SRes InStreamWrap_Seek(void *pp, Int64 *offset, ESzSeek origin) throw() return (p->Res == S_OK) ? SZ_OK : SZ_ERROR_READ; } -CSeekInStreamWrap::CSeekInStreamWrap(IInStream *stream) throw() +void CSeekInStreamWrap::Init(IInStream *stream) throw() { Stream = stream; - p.Read = InStreamWrap_Read; - p.Seek = InStreamWrap_Seek; + vt.Read = InStreamWrap_Read; + vt.Seek = InStreamWrap_Seek; Res = S_OK; } @@ -138,27 +161,27 @@ CSeekInStreamWrap::CSeekInStreamWrap(IInStream *stream) throw() void CByteInBufWrap::Free() throw() { ::MidFree(Buf); - Buf = 0; + Buf = NULL; } bool CByteInBufWrap::Alloc(UInt32 size) throw() { - if (Buf == 0 || size != Size) + if (!Buf || size != Size) { Free(); Lim = Cur = Buf = (Byte *)::MidAlloc((size_t)size); Size = size; } - return (Buf != 0); + return (Buf != NULL); } Byte CByteInBufWrap::ReadByteFromNewBlock() throw() { - if (Res == S_OK) + if (!Extra && Res == S_OK) { UInt32 avail; - Processed += (Cur - Buf); Res = Stream->Read(Buf, Size, &avail); + Processed += (size_t)(Cur - Buf); Cur = Buf; Lim = Buf + avail; if (avail != 0) @@ -168,55 +191,106 @@ Byte CByteInBufWrap::ReadByteFromNewBlock() throw() return 0; } -static Byte Wrap_ReadByte(void *pp) throw() +// #pragma GCC diagnostic ignored "-Winvalid-offsetof" + +static Byte Wrap_ReadByte(IByteInPtr pp) throw() { - CByteInBufWrap *p = (CByteInBufWrap *)pp; + CByteInBufWrap *p = Z7_CONTAINER_FROM_VTBL_CLS(pp, CByteInBufWrap, vt); + // Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(CByteInBufWrap) if (p->Cur != p->Lim) return *p->Cur++; return p->ReadByteFromNewBlock(); } -CByteInBufWrap::CByteInBufWrap(): Buf(0) +CByteInBufWrap::CByteInBufWrap() throw(): Buf(NULL) +{ + vt.Read = Wrap_ReadByte; +} + + + +/* ---------- CByteOutBufWrap ---------- */ + +/* +void CLookToSequentialWrap::Free() throw() { - p.Read = Wrap_ReadByte; + ::MidFree(BufBase); + BufBase = NULL; } +bool CLookToSequentialWrap::Alloc(UInt32 size) throw() +{ + if (!BufBase || size != Size) + { + Free(); + BufBase = (Byte *)::MidAlloc((size_t)size); + Size = size; + } + return (BufBase != NULL); +} +*/ + +/* +EXTERN_C_BEGIN + +void CLookToSequentialWrap_Look(ILookInSeqStreamPtr pp) +{ + CLookToSequentialWrap *p = (CLookToSequentialWrap *)pp->Obj; + + if (p->Extra || p->Res != S_OK) + return; + { + UInt32 avail; + p->Res = p->Stream->Read(p->BufBase, p->Size, &avail); + p->Processed += avail; + pp->Buf = p->BufBase; + pp->Limit = pp->Buf + avail; + if (avail == 0) + p->Extra = true; + } +} + +EXTERN_C_END +*/ + /* ---------- CByteOutBufWrap ---------- */ void CByteOutBufWrap::Free() throw() { ::MidFree(Buf); - Buf = 0; + Buf = NULL; } bool CByteOutBufWrap::Alloc(size_t size) throw() { - if (Buf == 0 || size != Size) + if (!Buf || size != Size) { Free(); Buf = (Byte *)::MidAlloc(size); Size = size; } - return (Buf != 0); + return (Buf != NULL); } HRESULT CByteOutBufWrap::Flush() throw() { if (Res == S_OK) { - size_t size = (Cur - Buf); + const size_t size = (size_t)(Cur - Buf); Res = WriteStream(Stream, Buf, size); if (Res == S_OK) Processed += size; - Cur = Buf; + // else throw 11; } + Cur = Buf; // reset pointer for later Wrap_WriteByte() return Res; } -static void Wrap_WriteByte(void *pp, Byte b) throw() +static void Wrap_WriteByte(IByteOutPtr pp, Byte b) throw() { - CByteOutBufWrap *p = (CByteOutBufWrap *)pp; + CByteOutBufWrap *p = Z7_CONTAINER_FROM_VTBL_CLS(pp, CByteOutBufWrap, vt); + // Z7_CONTAINER_FROM_VTBL_TO_DECL_VAR_pp_vt_p(CByteOutBufWrap) Byte *dest = p->Cur; *dest = b; p->Cur = ++dest; @@ -224,7 +298,57 @@ static void Wrap_WriteByte(void *pp, Byte b) throw() p->Flush(); } -CByteOutBufWrap::CByteOutBufWrap() throw(): Buf(0) +CByteOutBufWrap::CByteOutBufWrap() throw(): Buf(NULL), Size(0) +{ + vt.Write = Wrap_WriteByte; +} + + +/* ---------- CLookOutWrap ---------- */ + +/* +void CLookOutWrap::Free() throw() +{ + ::MidFree(Buf); + Buf = NULL; +} + +bool CLookOutWrap::Alloc(size_t size) throw() +{ + if (!Buf || size != Size) + { + Free(); + Buf = (Byte *)::MidAlloc(size); + Size = size; + } + return (Buf != NULL); +} + +static size_t LookOutWrap_GetOutBuf(ILookOutStreamPtr pp, void **buf) throw() +{ + CLookOutWrap *p = Z7_CONTAINER_FROM_VTBL_CLS(pp, CLookOutWrap, vt); + *buf = p->Buf; + return p->Size; +} + +static size_t LookOutWrap_Write(ILookOutStreamPtr pp, size_t size) throw() +{ + CLookOutWrap *p = Z7_CONTAINER_FROM_VTBL_CLS(pp, CLookOutWrap, vt); + if (p->Res == S_OK && size != 0) + { + p->Res = WriteStream(p->Stream, p->Buf, size); + if (p->Res == S_OK) + { + p->Processed += size; + return size; + } + } + return 0; +} + +CLookOutWrap::CLookOutWrap() throw(): Buf(NULL), Size(0) { - p.Write = Wrap_WriteByte; + vt.GetOutBuf = LookOutWrap_GetOutBuf; + vt.Write = LookOutWrap_Write; } +*/ |