ReactOS  0.4.14-dev-77-gd9e7c48
tif_unix.c
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1 /*
2  * Copyright (c) 1988-1997 Sam Leffler
3  * Copyright (c) 1991-1997 Silicon Graphics, Inc.
4  *
5  * Permission to use, copy, modify, distribute, and sell this software and
6  * its documentation for any purpose is hereby granted without fee, provided
7  * that (i) the above copyright notices and this permission notice appear in
8  * all copies of the software and related documentation, and (ii) the names of
9  * Sam Leffler and Silicon Graphics may not be used in any advertising or
10  * publicity relating to the software without the specific, prior written
11  * permission of Sam Leffler and Silicon Graphics.
12  *
13  * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
14  * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
15  * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
16  *
17  * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
18  * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
19  * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
20  * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
21  * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
22  * OF THIS SOFTWARE.
23  */
24 
25 /*
26  * TIFF Library UNIX-specific Routines. These are should also work with the
27  * Windows Common RunTime Library.
28  */
29 
30 #include "tif_config.h"
31 
32 #ifdef HAVE_SYS_TYPES_H
33 # include <sys/types.h>
34 #endif
35 
36 #include <errno.h>
37 
38 #include <stdarg.h>
39 #include <stdlib.h>
40 #include <sys/stat.h>
41 
42 #ifdef HAVE_UNISTD_H
43 # include <unistd.h>
44 #endif
45 
46 #ifdef HAVE_FCNTL_H
47 # include <fcntl.h>
48 #endif
49 
50 #ifdef HAVE_IO_H
51 # include <io.h>
52 #endif
53 
54 #include "tiffiop.h"
55 
56 
57 #define TIFF_IO_MAX 2147483647U
58 
59 
60 typedef union fd_as_handle_union
61 {
62  int fd;
65 
66 static tmsize_t
68 {
70  const size_t bytes_total = (size_t) size;
71  size_t bytes_read;
72  tmsize_t count = -1;
73  if ((tmsize_t) bytes_total != size)
74  {
75  errno=EINVAL;
76  return (tmsize_t) -1;
77  }
78  fdh.h = fd;
79  for (bytes_read=0; bytes_read < bytes_total; bytes_read+=count)
80  {
81  char *buf_offset = (char *) buf+bytes_read;
82  size_t io_size = bytes_total-bytes_read;
83  if (io_size > TIFF_IO_MAX)
84  io_size = TIFF_IO_MAX;
85  count=read(fdh.fd, buf_offset, (TIFFIOSize_t) io_size);
86  if (count <= 0)
87  break;
88  }
89  if (count < 0)
90  return (tmsize_t)-1;
91  return (tmsize_t) bytes_read;
92 }
93 
94 static tmsize_t
96 {
98  const size_t bytes_total = (size_t) size;
99  size_t bytes_written;
100  tmsize_t count = -1;
101  if ((tmsize_t) bytes_total != size)
102  {
103  errno=EINVAL;
104  return (tmsize_t) -1;
105  }
106  fdh.h = fd;
107  for (bytes_written=0; bytes_written < bytes_total; bytes_written+=count)
108  {
109  const char *buf_offset = (char *) buf+bytes_written;
110  size_t io_size = bytes_total-bytes_written;
111  if (io_size > TIFF_IO_MAX)
112  io_size = TIFF_IO_MAX;
113  count=write(fdh.fd, buf_offset, (TIFFIOSize_t) io_size);
114  if (count <= 0)
115  break;
116  }
117  if (count < 0)
118  return (tmsize_t)-1;
119  return (tmsize_t) bytes_written;
120  /* return ((tmsize_t) write(fdh.fd, buf, bytes_total)); */
121 }
122 
123 static uint64
125 {
127  _TIFF_off_t off_io = (_TIFF_off_t) off;
128  if ((uint64) off_io != off)
129  {
130  errno=EINVAL;
131  return (uint64) -1; /* this is really gross */
132  }
133  fdh.h = fd;
134  return((uint64)_TIFF_lseek_f(fdh.fd,off_io,whence));
135 }
136 
137 static int
139 {
141  fdh.h = fd;
142  return(close(fdh.fd));
143 }
144 
145 static uint64
147 {
150  fdh.h = fd;
151  if (_TIFF_fstat_f(fdh.fd,&sb)<0)
152  return(0);
153  else
154  return((uint64)sb.st_size);
155 }
156 
157 #ifdef HAVE_MMAP
158 #include <sys/mman.h>
159 
160 static int
161 _tiffMapProc(thandle_t fd, void** pbase, toff_t* psize)
162 {
163  uint64 size64 = _tiffSizeProc(fd);
164  tmsize_t sizem = (tmsize_t)size64;
165  if ((uint64)sizem==size64) {
167  fdh.h = fd;
168  *pbase = (void*)
169  mmap(0, (size_t)sizem, PROT_READ, MAP_SHARED, fdh.fd, 0);
170  if (*pbase != (void*) -1) {
171  *psize = (tmsize_t)sizem;
172  return (1);
173  }
174  }
175  return (0);
176 }
177 
178 static void
180 {
181  (void) fd;
182  (void) munmap(base, (off_t) size);
183 }
184 #else /* !HAVE_MMAP */
185 static int
187 {
188  (void) fd; (void) pbase; (void) psize;
189  return (0);
190 }
191 
192 static void
194 {
195  (void) fd; (void) base; (void) size;
196 }
197 #endif /* !HAVE_MMAP */
198 
199 /*
200  * Open a TIFF file descriptor for read/writing.
201  */
202 TIFF*
203 TIFFFdOpen(int fd, const char* name, const char* mode)
204 {
205  TIFF* tif;
206 
208  fdh.fd = fd;
209  tif = TIFFClientOpen(name, mode,
210  fdh.h,
214  if (tif)
215  tif->tif_fd = fd;
216  return (tif);
217 }
218 
219 /*
220  * Open a TIFF file for read/writing.
221  */
222 TIFF*
223 TIFFOpen(const char* name, const char* mode)
224 {
225  static const char module[] = "TIFFOpen";
226  int m, fd;
227  TIFF* tif;
228 
230  if (m == -1)
231  return ((TIFF*)0);
232 
233 /* for cygwin and mingw */
234 #ifdef O_BINARY
235  m |= O_BINARY;
236 #endif
237 
238  fd = open(name, m, 0666);
239  if (fd < 0) {
240  if (errno > 0 && strerror(errno) != NULL ) {
241  TIFFErrorExt(0, module, "%s: %s", name, strerror(errno) );
242  } else {
243  TIFFErrorExt(0, module, "%s: Cannot open", name);
244  }
245  return ((TIFF *)0);
246  }
247 
248  tif = TIFFFdOpen((int)fd, name, mode);
249  if(!tif)
250  close(fd);
251  return tif;
252 }
253 
254 #ifdef __WIN32__
255 #include <windows.h>
256 /*
257  * Open a TIFF file with a Unicode filename, for read/writing.
258  */
259 TIFF*
260 TIFFOpenW(const wchar_t* name, const char* mode)
261 {
262  static const char module[] = "TIFFOpenW";
263  int m, fd;
264  int mbsize;
265  char *mbname;
266  TIFF* tif;
267 
269  if (m == -1)
270  return ((TIFF*)0);
271 
272 /* for cygwin and mingw */
273 #ifdef O_BINARY
274  m |= O_BINARY;
275 #endif
276 
277  fd = _wopen(name, m, 0666);
278  if (fd < 0) {
279  TIFFErrorExt(0, module, "%ls: Cannot open", name);
280  return ((TIFF *)0);
281  }
282 
283  mbname = NULL;
284  mbsize = WideCharToMultiByte(CP_ACP, 0, name, -1, NULL, 0, NULL, NULL);
285  if (mbsize > 0) {
286  mbname = _TIFFmalloc(mbsize);
287  if (!mbname) {
288  TIFFErrorExt(0, module,
289  "Can't allocate space for filename conversion buffer");
290  return ((TIFF*)0);
291  }
292 
293  WideCharToMultiByte(CP_ACP, 0, name, -1, mbname, mbsize,
294  NULL, NULL);
295  }
296 
297  tif = TIFFFdOpen((int)fd, (mbname != NULL) ? mbname : "<unknown>",
298  mode);
299 
300  _TIFFfree(mbname);
301 
302  if(!tif)
303  close(fd);
304  return tif;
305 }
306 #endif
307 
308 void*
310 {
311  if (s == 0)
312  return ((void *) NULL);
313 
314  return (malloc((size_t) s));
315 }
316 
317 void* _TIFFcalloc(tmsize_t nmemb, tmsize_t siz)
318 {
319  if( nmemb == 0 || siz == 0 )
320  return ((void *) NULL);
321 
322  return calloc((size_t) nmemb, (size_t)siz);
323 }
324 
325 void
326 _TIFFfree(void* p)
327 {
328  free(p);
329 }
330 
331 void*
333 {
334  return (realloc(p, (size_t) s));
335 }
336 
337 void
338 _TIFFmemset(void* p, int v, tmsize_t c)
339 {
340  memset(p, v, (size_t) c);
341 }
342 
343 void
344 _TIFFmemcpy(void* d, const void* s, tmsize_t c)
345 {
346  memcpy(d, s, (size_t) c);
347 }
348 
349 int
350 _TIFFmemcmp(const void* p1, const void* p2, tmsize_t c)
351 {
352  return (memcmp(p1, p2, (size_t) c));
353 }
354 
355 static void
356 unixWarningHandler(const char* module, const char* fmt, va_list ap)
357 {
358  if (module != NULL)
359  fprintf(stderr, "%s: ", module);
360  fprintf(stderr, "Warning, ");
361  vfprintf(stderr, fmt, ap);
362  fprintf(stderr, ".\n");
363 }
365 
366 static void
367 unixErrorHandler(const char* module, const char* fmt, va_list ap)
368 {
369  if (module != NULL)
370  fprintf(stderr, "%s: ", module);
371  vfprintf(stderr, fmt, ap);
372  fprintf(stderr, ".\n");
373 }
375 
376 /* vim: set ts=8 sts=8 sw=8 noet: */
377 
378 /*
379  * Local Variables:
380  * mode: c
381  * c-basic-offset: 8
382  * fill-column: 78
383  * End:
384  */
#define realloc
Definition: debug_ros.c:6
unsigned long long uint64
Definition: platform.h:18
void _TIFFmemset(void *p, int v, tmsize_t c)
Definition: tif_unix.c:338
_CRTIMP int __cdecl _wopen(const wchar_t *_Filename, int _OpenFlag,...)
Definition: file.c:2020
TIFFErrorHandler _TIFFerrorHandler
Definition: tif_unix.c:374
struct png_info_def **typedef void(__cdecl typeof(png_destroy_read_struct))(struct png_struct_def **
Definition: typeof.h:49
_Must_inspect_result_ _Out_ LPSIZE psize
Definition: ntgdi.h:1569
int memcmp(void *Buffer1, void *Buffer2, ACPI_SIZE Count)
Definition: utclib.c:112
#define WideCharToMultiByte
Definition: compat.h:101
static tmsize_t _tiffReadProc(thandle_t fd, void *buf, tmsize_t size)
Definition: tif_unix.c:67
#define open
Definition: acwin.h:95
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
superblock * sb
Definition: btrfs.c:4162
#define CP_ACP
Definition: compat.h:99
Definition: arc.h:39
GLuint GLuint GLsizei count
Definition: gl.h:1545
#define free
Definition: debug_ros.c:5
__kernel_off_t off_t
Definition: linux.h:201
uint64 toff_t
Definition: tiffio.h:66
TIFF * TIFFFdOpen(int fd, const char *name, const char *mode)
Definition: tif_unix.c:203
static int fd
Definition: io.c:51
void(* TIFFErrorHandler)(const char *, const char *, va_list)
Definition: tiffio.h:276
thandle_t h
Definition: tif_unix.c:63
int errno
#define _TIFF_lseek_f(fildes, offset, whence)
Definition: tiffiop.h:306
int _TIFFmemcmp(const void *p1, const void *p2, tmsize_t c)
Definition: tif_unix.c:350
const char * strerror(int err)
Definition: compat_str.c:23
const GLfloat * m
Definition: glext.h:10848
Definition: tiffiop.h:102
int tif_fd
Definition: tiffiop.h:104
TIFF * TIFFOpen(const char *name, const char *mode)
Definition: tif_unix.c:223
#define write
Definition: acwin.h:97
static tmsize_t _tiffWriteProc(thandle_t fd, void *buf, tmsize_t size)
Definition: tif_unix.c:95
_Check_return_opt_ _CRTIMP int __cdecl fprintf(_Inout_ FILE *_File, _In_z_ _Printf_format_string_ const char *_Format,...)
TIFF_SSIZE_T tmsize_t
Definition: tiffio.h:65
#define _TIFF_off_t
Definition: tiffiop.h:313
TIFF * TIFFClientOpen(const char *name, const char *mode, thandle_t clientdata, TIFFReadWriteProc readproc, TIFFReadWriteProc writeproc, TIFFSeekProc seekproc, TIFFCloseProc closeproc, TIFFSizeProc sizeproc, TIFFMapFileProc mapproc, TIFFUnmapFileProc unmapproc)
Definition: tif_open.c:72
smooth NULL
Definition: ftsmooth.c:416
char * va_list
Definition: acmsvcex.h:78
void * _TIFFmalloc(tmsize_t s)
Definition: tif_unix.c:309
static int _tiffCloseProc(thandle_t fd)
Definition: tif_unix.c:138
__kernel_size_t size_t
Definition: linux.h:237
static uint64 _tiffSeekProc(thandle_t fd, uint64 off, int whence)
Definition: tif_unix.c:124
TIFF * TIFFOpenW(const wchar_t *name, const char *mode)
Definition: tif_win32.c:299
GLsizeiptr size
Definition: glext.h:5919
#define d
Definition: ke_i.h:81
static void unixErrorHandler(const char *module, const char *fmt, va_list ap)
Definition: tif_unix.c:367
const GLubyte * c
Definition: glext.h:8905
void TIFFErrorExt(thandle_t fd, const char *module, const char *fmt,...)
Definition: tif_error.c:65
void * _TIFFcalloc(tmsize_t nmemb, tmsize_t siz)
Definition: tif_unix.c:317
void * _TIFFrealloc(void *p, tmsize_t s)
Definition: tif_unix.c:332
#define memcpy(s1, s2, n)
Definition: mkisofs.h:878
GLdouble s
Definition: gl.h:2039
static uint64 _tiffSizeProc(thandle_t fd)
Definition: tif_unix.c:146
#define close
Definition: acwin.h:98
TIFFErrorHandler _TIFFwarningHandler
Definition: tif_unix.c:364
GLenum mode
Definition: glext.h:6217
static void unixWarningHandler(const char *module, const char *fmt, va_list ap)
Definition: tif_unix.c:356
size_t TIFFIOSize_t
Definition: tiffiop.h:305
const GLdouble * v
Definition: gl.h:2040
int _TIFFgetMode(const char *mode, const char *module)
Definition: tif_open.c:48
union fd_as_handle_union fd_as_handle_union_t
#define O_BINARY
Definition: acwin.h:109
static int _tiffMapProc(thandle_t fd, void **pbase, toff_t *psize)
Definition: tif_unix.c:186
#define _TIFF_fstat_f(fildes, stat_buff)
Definition: tiffiop.h:309
static void _tiffUnmapProc(thandle_t fd, void *base, toff_t size)
Definition: tif_unix.c:193
Definition: name.c:36
#define calloc
Definition: rosglue.h:14
#define TIFF_IO_MAX
Definition: tif_unix.c:57
void int int ULONGLONG int va_list * ap
Definition: winesup.h:32
FILE * stderr
#define _TIFF_stat_s
Definition: tiffiop.h:312
#define malloc
Definition: debug_ros.c:4
void _TIFFfree(void *p)
Definition: tif_unix.c:326
GLfloat GLfloat p
Definition: glext.h:8902
_Check_return_opt_ _CRTIMP int __cdecl vfprintf(_Inout_ FILE *_File, _In_z_ _Printf_format_string_ const char *_Format, va_list _ArgList)
#define memset(x, y, z)
Definition: compat.h:39
Definition: dsound.c:943
void _TIFFmemcpy(void *d, const void *s, tmsize_t c)
Definition: tif_unix.c:344
_CRTIMP int __cdecl read(_In_ int _FileHandle, _Out_writes_bytes_(_MaxCharCount) void *_DstBuf, _In_ unsigned int _MaxCharCount)
off
Definition: i386-dis.c:3909