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Diffstat (limited to 'tiff/libtiff/tif_win32.c')
| -rwxr-xr-x | tiff/libtiff/tif_win32.c | 444 |
1 files changed, 444 insertions, 0 deletions
diff --git a/tiff/libtiff/tif_win32.c b/tiff/libtiff/tif_win32.c new file mode 100755 index 0000000..d2c3c5a --- /dev/null +++ b/tiff/libtiff/tif_win32.c @@ -0,0 +1,444 @@ +/* $Id: tif_win32.c,v 1.40 2012-11-18 17:51:52 bfriesen Exp $ */ + +/* + * Copyright (c) 1988-1997 Sam Leffler + * Copyright (c) 1991-1997 Silicon Graphics, Inc. + * + * Permission to use, copy, modify, distribute, and sell this software and + * its documentation for any purpose is hereby granted without fee, provided + * that (i) the above copyright notices and this permission notice appear in + * all copies of the software and related documentation, and (ii) the names of + * Sam Leffler and Silicon Graphics may not be used in any advertising or + * publicity relating to the software without the specific, prior written + * permission of Sam Leffler and Silicon Graphics. + * + * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, + * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY + * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. + * + * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR + * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, + * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, + * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF + * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE + * OF THIS SOFTWARE. + */ + +/* + * TIFF Library Win32-specific Routines. Adapted from tif_unix.c 4/5/95 by + * Scott Wagner (wagner@itek.com), Itek Graphix, Rochester, NY USA + */ +#include "tiffiop.h" +#include "malloc.h" + +#include <windows.h> + +static tmsize_t +_tiffReadProc(tfd_t fd, void* buf, tmsize_t size) +{ + /* tmsize_t is 64bit on 64bit systems, but the WinAPI ReadFile takes + * 32bit sizes, so we loop through the data in suitable 32bit sized + * chunks */ + uint8* ma; + uint64 mb; + DWORD n; + DWORD o; + tmsize_t p; + ma=(uint8*)buf; + mb=size; + p=0; + while (mb>0) + { + n=0x80000000UL; + if ((uint64)n>mb) + n=(DWORD)mb; + if (!ReadFile(fd,(LPVOID)ma,n,&o,NULL)) + return(0); + ma+=o; + mb-=o; + p+=o; + if (o!=n) + break; + } + return(p); +} + +static tmsize_t +_tiffWriteProc(tfd_t fd, void* buf, tmsize_t size) +{ + /* tmsize_t is 64bit on 64bit systems, but the WinAPI WriteFile takes + * 32bit sizes, so we loop through the data in suitable 32bit sized + * chunks */ + uint8* ma; + uint64 mb; + DWORD n; + DWORD o; + tmsize_t p; + ma=(uint8*)buf; + mb=size; + p=0; + while (mb>0) + { + n=0x80000000UL; + if ((uint64)n>mb) + n=(DWORD)mb; + if (!WriteFile(fd,(LPVOID)ma,n,&o,NULL)) + return(0); + ma+=o; + mb-=o; + p+=o; + if (o!=n) + break; + } + return(p); +} + +static uint64 +_tiffSeekProc(tfd_t fd, uint64 off, int whence) +{ + LARGE_INTEGER offli; + DWORD dwMoveMethod; + offli.QuadPart = off; + switch(whence) + { + case SEEK_SET: + dwMoveMethod = FILE_BEGIN; + break; + case SEEK_CUR: + dwMoveMethod = FILE_CURRENT; + break; + case SEEK_END: + dwMoveMethod = FILE_END; + break; + default: + dwMoveMethod = FILE_BEGIN; + break; + } + offli.LowPart=SetFilePointer(fd,offli.LowPart,&offli.HighPart,dwMoveMethod); + if ((offli.LowPart==INVALID_SET_FILE_POINTER)&&(GetLastError()!=NO_ERROR)) + offli.QuadPart=0; + return(offli.QuadPart); +} + +static int +_tiffCloseProc(tfd_t fd) +{ + return (CloseHandle(fd) ? 0 : -1); +} + +static uint64 +_tiffSizeProc(tfd_t fd) +{ + ULARGE_INTEGER m; + m.LowPart=GetFileSize(fd,&m.HighPart); + return(m.QuadPart); +} + +static int +_tiffDummyMapProc(tfd_t fd, void** pbase, toff_t* psize) +{ + (void) fd; + (void) pbase; + (void) psize; + return (0); +} + +/* + * From "Hermann Josef Hill" <lhill@rhein-zeitung.de>: + * + * Windows uses both a handle and a pointer for file mapping, + * but according to the SDK documentation and Richter's book + * "Advanced Windows Programming" it is safe to free the handle + * after obtaining the file mapping pointer + * + * This removes a nasty OS dependency and cures a problem + * with Visual C++ 5.0 + */ +static int +_tiffMapProc(tfd_t fd, void** pbase, toff_t* psize) +{ + uint64 size; + tmsize_t sizem; + HANDLE hMapFile; + + size = _tiffSizeProc(fd); + sizem = (tmsize_t)size; + if ((uint64)sizem!=size) + return (0); + + /* By passing in 0 for the maximum file size, it specifies that we + create a file mapping object for the full file size. */ + hMapFile = CreateFileMapping(fd, NULL, PAGE_READONLY, 0, 0, NULL); + if (hMapFile == NULL) + return (0); + *pbase = MapViewOfFile(hMapFile, FILE_MAP_READ, 0, 0, 0); + CloseHandle(hMapFile); + if (*pbase == NULL) + return (0); + *psize = size; + return(1); +} + +static void +_tiffDummyUnmapProc(tfd_t fd, void* base, toff_t size) +{ + (void) fd; + (void) base; + (void) size; +} + +static void +_tiffUnmapProc(tfd_t fd, void* base, toff_t size) +{ + (void) fd; + (void) size; + UnmapViewOfFile(base); +} + +/* + * Open a TIFF file descriptor for read/writing. + * Note that TIFFFdOpen and TIFFOpen recognise the character 'u' in the mode + * string, which forces the file to be opened unmapped. + */ +TIFF* +TIFFFdOpen(tfd_t ifd, const char* name, const char* mode) +{ + TIFF* tif; + int fSuppressMap; + int m; + fSuppressMap=0; + for (m=0; mode[m]!=0; m++) + { + if (mode[m]=='u') + { + fSuppressMap=1; + break; + } + } + tif = TIFFClientOpen(name, mode, ifd, + _tiffReadProc, _tiffWriteProc, + _tiffSeekProc, _tiffCloseProc, _tiffSizeProc, + fSuppressMap ? _tiffDummyMapProc : _tiffMapProc, + fSuppressMap ? _tiffDummyUnmapProc : _tiffUnmapProc); + if (tif) + tif->tif_fd = ifd; + return (tif); +} + +#ifndef _WIN32_WCE + +/* + * Open a TIFF file for read/writing. + */ +TIFF* +TIFFOpen(const char* name, const char* mode) +{ + static const char module[] = "TIFFOpen"; + tfd_t fd; + int m; + DWORD dwMode; + TIFF* tif; + + m = _TIFFgetMode(mode, module); + + switch(m) { + case O_RDONLY: dwMode = OPEN_EXISTING; break; + case O_RDWR: dwMode = OPEN_ALWAYS; break; + case O_RDWR|O_CREAT: dwMode = OPEN_ALWAYS; break; + case O_RDWR|O_TRUNC: dwMode = CREATE_ALWAYS; break; + case O_RDWR|O_CREAT|O_TRUNC: dwMode = CREATE_ALWAYS; break; + default: return ((TIFF*)0); + } + + fd = CreateFileA(name, + (m == O_RDONLY)?GENERIC_READ:(GENERIC_READ | GENERIC_WRITE), + FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, dwMode, + (m == O_RDONLY)?FILE_ATTRIBUTE_READONLY:FILE_ATTRIBUTE_NORMAL, + NULL); + if (fd == INVALID_HANDLE_VALUE) { + TIFFErrorExt(0, module, "%s: Cannot open", name); + return ((TIFF *)0); + } + + tif = TIFFFdOpen(fd, name, mode); + if(!tif) + CloseHandle(fd); + return tif; +} + +/* + * Open a TIFF file with a Unicode filename, for read/writing. + */ +TIFF* +TIFFOpenW(const wchar_t* name, const char* mode) +{ + static const char module[] = "TIFFOpenW"; + tfd_t fd; + int m; + DWORD dwMode; + int mbsize; + char *mbname; + TIFF *tif; + + m = _TIFFgetMode(mode, module); + + switch(m) { + case O_RDONLY: dwMode = OPEN_EXISTING; break; + case O_RDWR: dwMode = OPEN_ALWAYS; break; + case O_RDWR|O_CREAT: dwMode = OPEN_ALWAYS; break; + case O_RDWR|O_TRUNC: dwMode = CREATE_ALWAYS; break; + case O_RDWR|O_CREAT|O_TRUNC: dwMode = CREATE_ALWAYS; break; + default: return ((TIFF*)0); + } + + fd = CreateFileW(name, + (m == O_RDONLY)?GENERIC_READ:(GENERIC_READ|GENERIC_WRITE), + FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, dwMode, + (m == O_RDONLY)?FILE_ATTRIBUTE_READONLY:FILE_ATTRIBUTE_NORMAL, + NULL); + if (fd == INVALID_HANDLE_VALUE) { + TIFFErrorExt(0, module, "%S: Cannot open", name); + return ((TIFF *)0); + } + + mbname = NULL; + mbsize = WideCharToMultiByte(CP_ACP, 0, name, -1, NULL, 0, NULL, NULL); + if (mbsize > 0) { + mbname = (char *)_TIFFmalloc(mbsize); + if (!mbname) { + TIFFErrorExt(0, module, + "Can't allocate space for filename conversion buffer"); + return ((TIFF*)0); + } + + WideCharToMultiByte(CP_ACP, 0, name, -1, mbname, mbsize, + NULL, NULL); + } + + tif = TIFFFdOpen(fd, + (mbname != NULL) ? mbname : "<unknown>", mode); + if(!tif) + CloseHandle(fd); + + _TIFFfree(mbname); + + return tif; +} + +#endif /* ndef _WIN32_WCE */ + +void* +_TIFFmalloc(tmsize_t s) +{ + if (s == 0) + return ((void *) NULL); + + return (malloc((size_t) s)); +} + +void +_TIFFfree(void* p) +{ + free(p); +} + +void* +_TIFFrealloc(void* p, tmsize_t s) +{ + return (realloc(p, (size_t) s)); +} + +void +_TIFFmemset(void* p, int v, tmsize_t c) +{ + memset(p, v, (size_t) c); +} + +void +_TIFFmemcpy(void* d, const void* s, tmsize_t c) +{ + memcpy(d, s, (size_t) c); +} + +int +_TIFFmemcmp(const void* p1, const void* p2, tmsize_t c) +{ + return (memcmp(p1, p2, (size_t) c)); +} + +#ifndef _WIN32_WCE + +#if (_MSC_VER < 1500) +# define vsnprintf _vsnprintf +#endif + +static void +Win32WarningHandler(const char* module, const char* fmt, va_list ap) +{ +#ifndef TIF_PLATFORM_CONSOLE + LPTSTR szTitle; + LPTSTR szTmp; + LPCTSTR szTitleText = "%s Warning"; + LPCTSTR szDefaultModule = "LIBTIFF"; + LPCTSTR szTmpModule = (module == NULL) ? szDefaultModule : module; + SIZE_T nBufSize = (strlen(szTmpModule) + + strlen(szTitleText) + strlen(fmt) + 256)*sizeof(char); + + if ((szTitle = (LPTSTR)LocalAlloc(LMEM_FIXED, nBufSize)) == NULL) + return; + sprintf(szTitle, szTitleText, szTmpModule); + szTmp = szTitle + (strlen(szTitle)+2)*sizeof(char); + vsnprintf(szTmp, nBufSize-(strlen(szTitle)+2)*sizeof(char), fmt, ap); + MessageBoxA(GetFocus(), szTmp, szTitle, MB_OK | MB_ICONINFORMATION); + LocalFree(szTitle); + + return; +#else + if (module != NULL) + fprintf(stderr, "%s: ", module); + fprintf(stderr, "Warning, "); + vfprintf(stderr, fmt, ap); + fprintf(stderr, ".\n"); +#endif +} +TIFFErrorHandler _TIFFwarningHandler = Win32WarningHandler; + +static void +Win32ErrorHandler(const char* module, const char* fmt, va_list ap) +{ +#ifndef TIF_PLATFORM_CONSOLE + LPTSTR szTitle; + LPTSTR szTmp; + LPCTSTR szTitleText = "%s Error"; + LPCTSTR szDefaultModule = "LIBTIFF"; + LPCTSTR szTmpModule = (module == NULL) ? szDefaultModule : module; + SIZE_T nBufSize = (strlen(szTmpModule) + + strlen(szTitleText) + strlen(fmt) + 256)*sizeof(char); + + if ((szTitle = (LPTSTR)LocalAlloc(LMEM_FIXED, nBufSize)) == NULL) + return; + sprintf(szTitle, szTitleText, szTmpModule); + szTmp = szTitle + (strlen(szTitle)+2)*sizeof(char); + vsnprintf(szTmp, nBufSize-(strlen(szTitle)+2)*sizeof(char), fmt, ap); + MessageBoxA(GetFocus(), szTmp, szTitle, MB_OK | MB_ICONEXCLAMATION); + LocalFree(szTitle); + return; +#else + if (module != NULL) + fprintf(stderr, "%s: ", module); + vfprintf(stderr, fmt, ap); + fprintf(stderr, ".\n"); +#endif +} +TIFFErrorHandler _TIFFerrorHandler = Win32ErrorHandler; + +#endif /* ndef _WIN32_WCE */ + +/* vim: set ts=8 sts=8 sw=8 noet: */ +/* + * Local Variables: + * mode: c + * c-basic-offset: 8 + * fill-column: 78 + * End: + */ |