1/* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/Attic/tif_win3.c,v 1.2.2.1 2010-06-08 18:50:43 bfriesen Exp $ */ 2 3/* 4 * Copyright (c) 1988-1997 Sam Leffler 5 * Copyright (c) 1991-1997 Silicon Graphics, Inc. 6 * 7 * Permission to use, copy, modify, distribute, and sell this software and 8 * its documentation for any purpose is hereby granted without fee, provided 9 * that (i) the above copyright notices and this permission notice appear in 10 * all copies of the software and related documentation, and (ii) the names of 11 * Sam Leffler and Silicon Graphics may not be used in any advertising or 12 * publicity relating to the software without the specific, prior written 13 * permission of Sam Leffler and Silicon Graphics. 14 * 15 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 16 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 17 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. 18 * 19 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR 20 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, 21 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 22 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 23 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 24 * OF THIS SOFTWARE. 25 */ 26 27/* 28 * TIFF Library Windows 3.x-specific Routines. 29 */ 30#include "tiffiop.h" 31#if defined(__WATCOMC__) || defined(__BORLANDC__) || defined(_MSC_VER) 32#include <io.h> /* for open, close, etc. function prototypes */ 33#endif 34 35#include <windows.h> 36#include <windowsx.h> 37#include <memory.h> 38 39static tsize_t 40_tiffReadProc(thandle_t fd, tdata_t buf, tsize_t size) 41{ 42 return (_hread(fd, buf, size)); 43} 44 45static tsize_t 46_tiffWriteProc(thandle_t fd, tdata_t buf, tsize_t size) 47{ 48 return (_hwrite(fd, buf, size)); 49} 50 51static toff_t 52_tiffSeekProc(thandle_t fd, toff_t off, int whence) 53{ 54 return (_llseek(fd, (off_t) off, whence)); 55} 56 57static int 58_tiffCloseProc(thandle_t fd) 59{ 60 return (_lclose(fd)); 61} 62 63#include <sys/stat.h> 64 65static toff_t 66_tiffSizeProc(thandle_t fd) 67{ 68 struct stat sb; 69 return (fstat((int) fd, &sb) < 0 ? 0 : sb.st_size); 70} 71 72static int 73_tiffMapProc(thandle_t fd, tdata_t* pbase, toff_t* psize) 74{ 75 return (0); 76} 77 78static void 79_tiffUnmapProc(thandle_t fd, tdata_t base, toff_t size) 80{ 81} 82 83/* 84 * Open a TIFF file descriptor for read/writing. 85 */ 86TIFF* 87TIFFFdOpen(int fd, const char* name, const char* mode) 88{ 89 TIFF* tif; 90 91 tif = TIFFClientOpen(name, mode, 92 (thandle_t) fd, 93 _tiffReadProc, _tiffWriteProc, _tiffSeekProc, _tiffCloseProc, 94 _tiffSizeProc, _tiffMapProc, _tiffUnmapProc); 95 if (tif) 96 tif->tif_fd = fd; 97 return (tif); 98} 99 100/* 101 * Open a TIFF file for read/writing. 102 */ 103TIFF* 104TIFFOpen(const char* name, const char* mode) 105{ 106 static const char module[] = "TIFFOpen"; 107 int m, fd; 108 OFSTRUCT of; 109 int mm = 0; 110 111 m = _TIFFgetMode(mode, module); 112 if (m == -1) 113 return ((TIFF*)0); 114 if (m & O_CREAT) { 115 if ((m & O_TRUNC) || OpenFile(name, &of, OF_EXIST) != HFILE_ERROR) 116 mm |= OF_CREATE; 117 } 118 if (m & O_WRONLY) 119 mm |= OF_WRITE; 120 if (m & O_RDWR) 121 mm |= OF_READWRITE; 122 fd = OpenFile(name, &of, mm); 123 if (fd < 0) { 124 TIFFErrorExt(0, module, "%s: Cannot open", name); 125 return ((TIFF*)0); 126 } 127 return (TIFFFdOpen(fd, name, mode)); 128} 129 130tdata_t 131_TIFFmalloc(tsize_t s) 132{ 133 return (tdata_t) GlobalAllocPtr(GHND, (DWORD) s); 134} 135 136void 137_TIFFfree(tdata_t p) 138{ 139 GlobalFreePtr(p); 140} 141 142tdata_t 143_TIFFrealloc(tdata_t p, tsize_t s) 144{ 145 return (tdata_t) GlobalReAllocPtr(p, (DWORD) s, GHND); 146} 147 148void 149_TIFFmemset(tdata_t p, int v, tsize_t c) 150{ 151 char* pp = (char*) p; 152 153 while (c > 0) { 154 tsize_t chunk = 0x10000 - ((uint32) pp & 0xffff);/* What's left in segment */ 155 if (chunk > 0xff00) /* No more than 0xff00 */ 156 chunk = 0xff00; 157 if (chunk > c) /* No more than needed */ 158 chunk = c; 159 memset(pp, v, chunk); 160 pp = (char*) (chunk + (char huge*) pp); 161 c -= chunk; 162 } 163} 164 165void 166_TIFFmemcpy(tdata_t d, const tdata_t s, tsize_t c) 167{ 168 if (c > 0xFFFF) 169 hmemcpy((void _huge*) d, (void _huge*) s, c); 170 else 171 (void) memcpy(d, s, (size_t) c); 172} 173 174int 175_TIFFmemcmp(const tdata_t d, const tdata_t s, tsize_t c) 176{ 177 char* dd = (char*) d; 178 char* ss = (char*) s; 179 tsize_t chunks, chunkd, chunk; 180 int result; 181 182 while (c > 0) { 183 chunks = 0x10000 - ((uint32) ss & 0xffff); /* What's left in segment */ 184 chunkd = 0x10000 - ((uint32) dd & 0xffff); /* What's left in segment */ 185 chunk = c; /* Get the largest of */ 186 if (chunk > chunks) /* c, chunks, chunkd, */ 187 chunk = chunks; /* 0xff00 */ 188 if (chunk > chunkd) 189 chunk = chunkd; 190 if (chunk > 0xff00) 191 chunk = 0xff00; 192 result = memcmp(dd, ss, chunk); 193 if (result != 0) 194 return (result); 195 dd = (char*) (chunk + (char huge*) dd); 196 ss = (char*) (chunk + (char huge*) ss); 197 c -= chunk; 198 } 199 return (0); 200} 201 202static void 203win3WarningHandler(const char* module, const char* fmt, va_list ap) 204{ 205 char e[512] = { '\0' }; 206 if (module != NULL) 207 strcat(strcpy(e, module), ":"); 208 vsprintf(e+strlen(e), fmt, ap); 209 strcat(e, "."); 210 MessageBox(GetActiveWindow(), e, "LibTIFF Warning", 211 MB_OK|MB_ICONEXCLAMATION); 212} 213TIFFErrorHandler _TIFFwarningHandler = win3WarningHandler; 214 215static void 216win3ErrorHandler(const char* module, const char* fmt, va_list ap) 217{ 218 char e[512] = { '\0' }; 219 if (module != NULL) 220 strcat(strcpy(e, module), ":"); 221 vsprintf(e+strlen(e), fmt, ap); 222 strcat(e, "."); 223 MessageBox(GetActiveWindow(), e, "LibTIFF Error", MB_OK|MB_ICONSTOP); 224} 225TIFFErrorHandler _TIFFerrorHandler = win3ErrorHandler; 226/* 227 * Local Variables: 228 * mode: c 229 * c-basic-offset: 8 230 * fill-column: 78 231 * End: 232 */ 233