From 5481269e1fa6d99a1799762c657f1ba7155ad922 Mon Sep 17 00:00:00 2001 From: Mark Adler Date: Sun, 14 Apr 2013 10:05:43 -0700 Subject: [PATCH] Update contrib/minizip/iowin32.c for Windows RT [Vollant]. --- contrib/minizip/iowin32.c | 98 ++++++++++++++++++++++++++++++++++++++++------- 1 file changed, 85 insertions(+), 13 deletions(-) diff --git a/contrib/minizip/iowin32.c b/contrib/minizip/iowin32.c index 6a2a883..a46d96c 100644 --- a/contrib/minizip/iowin32.c +++ b/contrib/minizip/iowin32.c @@ -25,6 +25,13 @@ #define INVALID_SET_FILE_POINTER ((DWORD)-1) #endif + +#if defined(WINAPI_FAMILY_PARTITION) && (!(defined(IOWIN32_USING_WINRT_API))) +#if WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP) +#define IOWIN32_USING_WINRT_API 1 +#endif +#endif + voidpf ZCALLBACK win32_open_file_func OF((voidpf opaque, const char* filename, int mode)); uLong ZCALLBACK win32_read_file_func OF((voidpf opaque, voidpf stream, void* buf, uLong size)); uLong ZCALLBACK win32_write_file_func OF((voidpf opaque, voidpf stream, const void* buf, uLong size)); @@ -93,8 +100,22 @@ voidpf ZCALLBACK win32_open64_file_func (voidpf opaque,const void* filename,int win32_translate_open_mode(mode,&dwDesiredAccess,&dwCreationDisposition,&dwShareMode,&dwFlagsAndAttributes); +#ifdef IOWIN32_USING_WINRT_API +#ifdef UNICODE + if ((filename!=NULL) && (dwDesiredAccess != 0)) + hFile = CreateFile2((LPCTSTR)filename, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL); +#else + if ((filename!=NULL) && (dwDesiredAccess != 0)) + { + WCHAR filenameW[FILENAME_MAX + 0x200 + 1]; + MultiByteToWideChar(CP_ACP,0,(const char*)filename,-1,filenameW,FILENAME_MAX + 0x200); + hFile = CreateFile2(filenameW, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL); + } +#endif +#else if ((filename!=NULL) && (dwDesiredAccess != 0)) hFile = CreateFile((LPCTSTR)filename, dwDesiredAccess, dwShareMode, NULL, dwCreationDisposition, dwFlagsAndAttributes, NULL); +#endif return win32_build_iowin(hFile); } @@ -108,8 +129,17 @@ voidpf ZCALLBACK win32_open64_file_funcA (voidpf opaque,const void* filename,int win32_translate_open_mode(mode,&dwDesiredAccess,&dwCreationDisposition,&dwShareMode,&dwFlagsAndAttributes); +#ifdef IOWIN32_USING_WINRT_API + if ((filename!=NULL) && (dwDesiredAccess != 0)) + { + WCHAR filenameW[FILENAME_MAX + 0x200 + 1]; + MultiByteToWideChar(CP_ACP,0,(const char*)filename,-1,filenameW,FILENAME_MAX + 0x200); + hFile = CreateFile2(filenameW, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL); + } +#else if ((filename!=NULL) && (dwDesiredAccess != 0)) hFile = CreateFileA((LPCSTR)filename, dwDesiredAccess, dwShareMode, NULL, dwCreationDisposition, dwFlagsAndAttributes, NULL); +#endif return win32_build_iowin(hFile); } @@ -123,8 +153,13 @@ voidpf ZCALLBACK win32_open64_file_funcW (voidpf opaque,const void* filename,int win32_translate_open_mode(mode,&dwDesiredAccess,&dwCreationDisposition,&dwShareMode,&dwFlagsAndAttributes); +#ifdef IOWIN32_USING_WINRT_API + if ((filename!=NULL) && (dwDesiredAccess != 0)) + hFile = CreateFile2((LPCWSTR)filename, dwDesiredAccess, dwShareMode, dwCreationDisposition,NULL); +#else if ((filename!=NULL) && (dwDesiredAccess != 0)) hFile = CreateFileW((LPCWSTR)filename, dwDesiredAccess, dwShareMode, NULL, dwCreationDisposition, dwFlagsAndAttributes, NULL); +#endif return win32_build_iowin(hFile); } @@ -138,8 +173,22 @@ voidpf ZCALLBACK win32_open_file_func (voidpf opaque,const char* filename,int mo win32_translate_open_mode(mode,&dwDesiredAccess,&dwCreationDisposition,&dwShareMode,&dwFlagsAndAttributes); +#ifdef IOWIN32_USING_WINRT_API +#ifdef UNICODE + if ((filename!=NULL) && (dwDesiredAccess != 0)) + hFile = CreateFile2((LPCTSTR)filename, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL); +#else + if ((filename!=NULL) && (dwDesiredAccess != 0)) + { + WCHAR filenameW[FILENAME_MAX + 0x200 + 1]; + MultiByteToWideChar(CP_ACP,0,(const char*)filename,-1,filenameW,FILENAME_MAX + 0x200); + hFile = CreateFile2(filenameW, dwDesiredAccess, dwShareMode, dwCreationDisposition, NULL); + } +#endif +#else if ((filename!=NULL) && (dwDesiredAccess != 0)) hFile = CreateFile((LPCTSTR)filename, dwDesiredAccess, dwShareMode, NULL, dwCreationDisposition, dwFlagsAndAttributes, NULL); +#endif return win32_build_iowin(hFile); } @@ -188,6 +237,26 @@ uLong ZCALLBACK win32_write_file_func (voidpf opaque,voidpf stream,const void* b return ret; } +static BOOL MySetFilePointerEx(HANDLE hFile, LARGE_INTEGER pos, LARGE_INTEGER *newPos, DWORD dwMoveMethod) +{ +#ifdef IOWIN32_USING_WINRT_API + return SetFilePointerEx(hFile, pos, newPos, dwMoveMethod); +#else + LONG lHigh = pos.HighPart; + DWORD dwNewPos = SetFilePointer(hFile, pos.LowPart, &lHigh, FILE_CURRENT); + BOOL fOk = TRUE; + if (dwNewPos == 0xFFFFFFFF) + if (GetLastError() != NO_ERROR) + fOk = FALSE; + if ((newPos != NULL) && (fOk)) + { + newPos->LowPart = dwNewPos; + newPos->HighPart = lHigh; + } + return fOk; +#endif +} + long ZCALLBACK win32_tell_file_func (voidpf opaque,voidpf stream) { long ret=-1; @@ -196,15 +265,17 @@ long ZCALLBACK win32_tell_file_func (voidpf opaque,voidpf stream) hFile = ((WIN32FILE_IOWIN*)stream) -> hf; if (hFile != NULL) { - DWORD dwSet = SetFilePointer(hFile, 0, NULL, FILE_CURRENT); - if (dwSet == INVALID_SET_FILE_POINTER) + LARGE_INTEGER pos; + pos.QuadPart = 0; + + if (!MySetFilePointerEx(hFile, pos, &pos, FILE_CURRENT)) { DWORD dwErr = GetLastError(); ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; ret = -1; } else - ret=(long)dwSet; + ret=(long)pos.LowPart; } return ret; } @@ -218,17 +289,17 @@ ZPOS64_T ZCALLBACK win32_tell64_file_func (voidpf opaque, voidpf stream) if (hFile) { - LARGE_INTEGER li; - li.QuadPart = 0; - li.u.LowPart = SetFilePointer(hFile, li.u.LowPart, &li.u.HighPart, FILE_CURRENT); - if ( (li.LowPart == 0xFFFFFFFF) && (GetLastError() != NO_ERROR)) + LARGE_INTEGER pos; + pos.QuadPart = 0; + + if (!MySetFilePointerEx(hFile, pos, &pos, FILE_CURRENT)) { DWORD dwErr = GetLastError(); ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; ret = (ZPOS64_T)-1; } else - ret=li.QuadPart; + ret=pos.QuadPart; } return ret; } @@ -258,8 +329,9 @@ long ZCALLBACK win32_seek_file_func (voidpf opaque,voidpf stream,uLong offset,in if (hFile != NULL) { - DWORD dwSet = SetFilePointer(hFile, offset, NULL, dwMoveMethod); - if (dwSet == INVALID_SET_FILE_POINTER) + LARGE_INTEGER pos; + pos.QuadPart = offset; + if (!MySetFilePointerEx(hFile, pos, NULL, dwMoveMethod)) { DWORD dwErr = GetLastError(); ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; @@ -296,9 +368,9 @@ long ZCALLBACK win32_seek64_file_func (voidpf opaque, voidpf stream,ZPOS64_T off if (hFile) { - LARGE_INTEGER* li = (LARGE_INTEGER*)&offset; - DWORD dwSet = SetFilePointer(hFile, li->u.LowPart, &li->u.HighPart, dwMoveMethod); - if (dwSet == INVALID_SET_FILE_POINTER) + LARGE_INTEGER pos; + pos.QuadPart = offset; + if (!MySetFilePointerEx(hFile, pos, NULL, FILE_CURRENT)) { DWORD dwErr = GetLastError(); ((WIN32FILE_IOWIN*)stream) -> error=(int)dwErr; -- 2.7.4