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path: root/zlib/contrib/minizip/iowin32.c
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Diffstat (limited to 'zlib/contrib/minizip/iowin32.c')
-rw-r--r--zlib/contrib/minizip/iowin32.c98
1 files changed, 85 insertions, 13 deletions
diff --git a/zlib/contrib/minizip/iowin32.c b/zlib/contrib/minizip/iowin32.c
index 6a2a883be..a46d96c7f 100644
--- a/zlib/contrib/minizip/iowin32.c
+++ b/zlib/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;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 23:33:01 +0000