ReactOS  0.4.13-dev-247-g0f29b3f
port.h
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1 /*
2  * Wine porting definitions
3  *
4  * Copyright 1996 Alexandre Julliard
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  */
20 
21 #ifndef __WINE_WINE_PORT_H
22 #define __WINE_WINE_PORT_H
23 
24 #ifndef __WINE_CONFIG_H
25 # error You must include config.h to use this header
26 #endif
27 
28 #define _GNU_SOURCE /* for pread/pwrite */
29 #include <fcntl.h>
30 #include <math.h>
31 #include <sys/types.h>
32 #include <sys/stat.h>
33 #ifdef HAVE_DIRECT_H
34 # include <direct.h>
35 #endif
36 #ifdef HAVE_IO_H
37 # include <io.h>
38 #endif
39 #ifdef HAVE_PROCESS_H
40 # include <process.h>
41 #endif
42 #include <string.h>
43 #ifdef HAVE_UNISTD_H
44 # include <unistd.h>
45 #endif
46 
47 
48 /****************************************************************
49  * Type definitions
50  */
51 
52 #ifndef HAVE_MODE_T
53 typedef int mode_t;
54 #endif
55 #ifndef HAVE_OFF_T
56 typedef long off_t;
57 #endif
58 #ifndef HAVE_PID_T
59 typedef int pid_t;
60 #endif
61 #ifndef HAVE_SIZE_T
62 typedef unsigned int size_t;
63 #endif
64 #ifndef HAVE_SSIZE_T
65 typedef int ssize_t;
66 #endif
67 #ifndef HAVE_FSBLKCNT_T
68 typedef unsigned long fsblkcnt_t;
69 #endif
70 #ifndef HAVE_FSFILCNT_T
71 typedef unsigned long fsfilcnt_t;
72 #endif
73 
74 #ifndef HAVE_STRUCT_STATVFS_F_BLOCKS
75 struct statvfs
76 {
77  unsigned long f_bsize;
78  unsigned long f_frsize;
85  unsigned long f_fsid;
86  unsigned long f_flag;
87  unsigned long f_namemax;
88 };
89 #endif /* HAVE_STRUCT_STATVFS_F_BLOCKS */
90 
91 
92 /****************************************************************
93  * Macro definitions
94  */
95 
96 #ifdef HAVE_DLFCN_H
97 #include <dlfcn.h>
98 #else
99 #define RTLD_LAZY 0x001
100 #define RTLD_NOW 0x002
101 #define RTLD_GLOBAL 0x100
102 #endif
103 
104 #if !defined(HAVE_FTRUNCATE) && defined(HAVE_CHSIZE)
105 #define ftruncate chsize
106 #endif
107 
108 #if !defined(HAVE_POPEN) && defined(HAVE__POPEN)
109 #define popen _popen
110 #endif
111 
112 #if !defined(HAVE_PCLOSE) && defined(HAVE__PCLOSE)
113 #define pclose _pclose
114 #endif
115 
116 #if !defined(HAVE_SNPRINTF) && defined(HAVE__SNPRINTF)
117 #define snprintf _snprintf
118 #endif
119 
120 #if !defined(HAVE_VSNPRINTF) && defined(HAVE__VSNPRINTF)
121 #define vsnprintf _vsnprintf
122 #endif
123 
124 #ifndef S_ISLNK
125 # define S_ISLNK(mod) (0)
126 #endif
127 
128 #ifndef S_ISSOCK
129 # define S_ISSOCK(mod) (0)
130 #endif
131 
132 #ifndef S_ISDIR
133 # define S_ISDIR(mod) (((mod) & _S_IFMT) == _S_IFDIR)
134 #endif
135 
136 #ifndef S_ISCHR
137 # define S_ISCHR(mod) (((mod) & _S_IFMT) == _S_IFCHR)
138 #endif
139 
140 #ifndef S_ISFIFO
141 # define S_ISFIFO(mod) (((mod) & _S_IFMT) == _S_IFIFO)
142 #endif
143 
144 #ifndef S_ISREG
145 # define S_ISREG(mod) (((mod) & _S_IFMT) == _S_IFREG)
146 #endif
147 
148 #ifndef S_IWUSR
149 # define S_IWUSR 0
150 #endif
151 
152 /* So we open files in 64 bit access mode on Linux */
153 #ifndef O_LARGEFILE
154 # define O_LARGEFILE 0
155 #endif
156 
157 #ifndef O_NONBLOCK
158 # define O_NONBLOCK 0
159 #endif
160 
161 #ifndef O_BINARY
162 # define O_BINARY 0
163 #endif
164 
165 #if !defined(S_IXUSR) && defined(S_IEXEC)
166 # define S_IXUSR S_IEXEC
167 #endif
168 #if !defined(S_IXGRP) && defined(S_IEXEC)
169 # define S_IXGRP S_IEXEC
170 #endif
171 #if !defined(S_IXOTH) && defined(S_IEXEC)
172 # define S_IXOTH S_IEXEC
173 #endif
174 
175 
176 /****************************************************************
177  * Constants
178  */
179 
180 #ifndef M_PI
181 #define M_PI 3.14159265358979323846
182 #endif
183 
184 #ifndef M_PI_2
185 #define M_PI_2 1.570796326794896619
186 #endif
187 
188 
189 /* Macros to define assembler functions somewhat portably */
190 
191 #if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__CYGWIN__) && !defined(__APPLE__)
192 # define __ASM_GLOBAL_FUNC(name,code) \
193  __asm__( ".text\n\t" \
194  ".align 4\n\t" \
195  ".globl " __ASM_NAME(#name) "\n\t" \
196  __ASM_FUNC(#name) "\n" \
197  __ASM_NAME(#name) ":\n\t" \
198  code \
199  "\n\t.previous" );
200 #else /* defined(__GNUC__) && !defined(__MINGW32__) && !defined(__APPLE__) */
201 # define __ASM_GLOBAL_FUNC(name,code) \
202  void __asm_dummy_##name(void) { \
203  asm( ".align 4\n\t" \
204  ".globl " __ASM_NAME(#name) "\n\t" \
205  __ASM_FUNC(#name) "\n" \
206  __ASM_NAME(#name) ":\n\t" \
207  code ); \
208  }
209 #endif /* __GNUC__ */
210 
211 
212 /* Constructor functions */
213 
214 #ifdef __GNUC__
215 # define DECL_GLOBAL_CONSTRUCTOR(func) \
216  static void func(void) __attribute__((constructor)); \
217  static void func(void)
218 #elif defined(__i386__)
219 # define DECL_GLOBAL_CONSTRUCTOR(func) \
220  static void __dummy_init_##func(void) { \
221  asm(".section .init,\"ax\"\n\t" \
222  "call " #func "\n\t" \
223  ".previous"); } \
224  static void func(void)
225 #elif defined(__sparc__)
226 # define DECL_GLOBAL_CONSTRUCTOR(func) \
227  static void __dummy_init_##func(void) { \
228  asm("\t.section \".init\",#alloc,#execinstr\n" \
229  "\tcall " #func "\n" \
230  "\tnop\n" \
231  "\t.section \".text\",#alloc,#execinstr\n" ); } \
232  static void func(void)
233 #else
234 # error You must define the DECL_GLOBAL_CONSTRUCTOR macro for your platform
235 #endif
236 
237 
238 /* Register functions */
239 
240 #ifdef __i386__
241 #define DEFINE_REGS_ENTRYPOINT( name, fn, args, pop_args ) \
242  __ASM_GLOBAL_FUNC( name, \
243  "call " __ASM_NAME("__wine_call_from_32_regs") "\n\t" \
244  ".long " __ASM_NAME(#fn) "\n\t" \
245  ".byte " #args "," #pop_args )
246 /* FIXME: add support for other CPUs */
247 #endif /* __i386__ */
248 
249 
250 /****************************************************************
251  * Function definitions (only when using libwine_port)
252  */
253 
254 #ifndef NO_LIBWINE_PORT
255 
256 #ifndef HAVE_FSTATVFS
257 int fstatvfs( int fd, struct statvfs *buf );
258 #endif
259 
260 #ifndef HAVE_GETOPT_LONG
261 extern char *optarg;
262 extern int optind;
263 extern int opterr;
264 extern int optopt;
265 struct option;
266 
267 #ifndef HAVE_STRUCT_OPTION_NAME
268 struct option
269 {
270  const char *name;
271  int has_arg;
272  int *flag;
273  int val;
274 };
275 #endif
276 
277 extern int getopt_long (int ___argc, char *const *___argv,
278  const char *__shortopts,
279  const struct option *__longopts, int *__longind);
280 extern int getopt_long_only (int ___argc, char *const *___argv,
281  const char *__shortopts,
282  const struct option *__longopts, int *__longind);
283 #endif /* HAVE_GETOPT_LONG */
284 
285 #ifndef HAVE_FFS
286 int ffs( int x );
287 #endif
288 
289 #ifndef HAVE_FUTIMES
290 struct timeval;
291 int futimes(int fd, const struct timeval tv[2]);
292 #endif
293 
294 #ifndef HAVE_GETPAGESIZE
295 size_t getpagesize(void);
296 #endif /* HAVE_GETPAGESIZE */
297 
298 #ifndef HAVE_GETTID
299 pid_t gettid(void);
300 #endif /* HAVE_GETTID */
301 
302 #ifndef HAVE_LSTAT
303 int lstat(const char *file_name, struct stat *buf);
304 #endif /* HAVE_LSTAT */
305 
306 #ifndef HAVE_MEMMOVE
307 void *memmove(void *dest, const void *src, size_t len);
308 #endif /* !defined(HAVE_MEMMOVE) */
309 
310 #ifndef HAVE_PREAD
311 ssize_t pread( int fd, void *buf, size_t count, off_t offset );
312 #endif /* HAVE_PREAD */
313 
314 #ifndef HAVE_PWRITE
315 ssize_t pwrite( int fd, const void *buf, size_t count, off_t offset );
316 #endif /* HAVE_PWRITE */
317 
318 #ifndef HAVE_READLINK
319 int readlink( const char *path, char *buf, size_t size );
320 #endif /* HAVE_READLINK */
321 
322 #ifndef HAVE_SIGSETJMP
323 # include <setjmp.h>
325 int sigsetjmp( sigjmp_buf buf, int savesigs );
326 void siglongjmp( sigjmp_buf buf, int val );
327 #endif /* HAVE_SIGSETJMP */
328 
329 #ifndef HAVE_STATVFS
330 int statvfs( const char *path, struct statvfs *buf );
331 #endif
332 
333 #ifndef HAVE_STRNCASECMP
334 # ifndef HAVE__STRNICMP
335 int strncasecmp(const char *str1, const char *str2, size_t n);
336 # else
337 # define strncasecmp _strnicmp
338 # endif
339 #endif /* !defined(HAVE_STRNCASECMP) */
340 
341 #ifndef HAVE_STRERROR
342 const char *strerror(int err);
343 #endif /* !defined(HAVE_STRERROR) */
344 
345 #ifndef HAVE_STRCASECMP
346 # ifndef HAVE__STRICMP
347 int strcasecmp(const char *str1, const char *str2);
348 # else
349 # define strcasecmp _stricmp
350 # endif
351 #endif /* !defined(HAVE_STRCASECMP) */
352 
353 #ifndef HAVE_USLEEP
354 int usleep (unsigned int useconds);
355 #endif /* !defined(HAVE_USLEEP) */
356 
357 #ifdef __i386__
358 static inline void *memcpy_unaligned( void *dst, const void *src, size_t size )
359 {
360  return memcpy( dst, src, size );
361 }
362 #else
363 extern void *memcpy_unaligned( void *dst, const void *src, size_t size );
364 #endif /* __i386__ */
365 
366 extern int mkstemps(char *template, int suffix_len);
367 
368 /* Process creation flags */
369 #ifndef _P_WAIT
370 # define _P_WAIT 0
371 # define _P_NOWAIT 1
372 # define _P_OVERLAY 2
373 # define _P_NOWAITO 3
374 # define _P_DETACH 4
375 #endif
376 #ifndef HAVE_SPAWNVP
377 extern int spawnvp(int mode, const char *cmdname, const char * const argv[]);
378 #endif
379 
380 /* Interlocked functions */
381 
382 #if defined(__i386__) && defined(__GNUC__)
383 
384 extern inline long interlocked_cmpxchg( long *dest, long xchg, long compare );
385 extern inline void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare );
386 extern inline long interlocked_xchg( long *dest, long val );
387 extern inline void *interlocked_xchg_ptr( void **dest, void *val );
388 extern inline long interlocked_xchg_add( long *dest, long incr );
389 
390 extern inline long interlocked_cmpxchg( long *dest, long xchg, long compare )
391 {
392  long ret;
393  __asm__ __volatile__( "lock; cmpxchgl %2,(%1)"
394  : "=a" (ret) : "r" (dest), "r" (xchg), "0" (compare) : "memory" );
395  return ret;
396 }
397 
398 extern inline void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare )
399 {
400  void *ret;
401  __asm__ __volatile__( "lock; cmpxchgl %2,(%1)"
402  : "=a" (ret) : "r" (dest), "r" (xchg), "0" (compare) : "memory" );
403  return ret;
404 }
405 
406 extern inline long interlocked_xchg( long *dest, long val )
407 {
408  long ret;
409  __asm__ __volatile__( "lock; xchgl %0,(%1)"
410  : "=r" (ret) : "r" (dest), "0" (val) : "memory" );
411  return ret;
412 }
413 
414 extern inline void *interlocked_xchg_ptr( void **dest, void *val )
415 {
416  void *ret;
417  __asm__ __volatile__( "lock; xchgl %0,(%1)"
418  : "=r" (ret) : "r" (dest), "0" (val) : "memory" );
419  return ret;
420 }
421 
422 extern inline long interlocked_xchg_add( long *dest, long incr )
423 {
424  long ret;
425  __asm__ __volatile__( "lock; xaddl %0,(%1)"
426  : "=r" (ret) : "r" (dest), "0" (incr) : "memory" );
427  return ret;
428 }
429 
430 #else /* __i386___ && __GNUC__ */
431 
432 extern long interlocked_cmpxchg( long *dest, long xchg, long compare );
433 extern void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare );
434 extern long interlocked_xchg( long *dest, long val );
435 extern void *interlocked_xchg_ptr( void **dest, void *val );
436 extern long interlocked_xchg_add( long *dest, long incr );
437 
438 #endif /* __i386___ && __GNUC__ */
439 
440 #else /* NO_LIBWINE_PORT */
441 
442 #define __WINE_NOT_PORTABLE(func) func##_is_not_portable func##_is_not_portable
443 
444 #define ffs __WINE_NOT_PORTABLE(ffs)
445 #define fstatvfs __WINE_NOT_PORTABLE(fstatvfs)
446 #define futimes __WINE_NOT_PORTABLE(futimes)
447 #define getopt_long __WINE_NOT_PORTABLE(getopt_long)
448 #define getopt_long_only __WINE_NOT_PORTABLE(getopt_long_only)
449 #define getpagesize __WINE_NOT_PORTABLE(getpagesize)
450 #define interlocked_cmpxchg __WINE_NOT_PORTABLE(interlocked_cmpxchg)
451 #define interlocked_cmpxchg_ptr __WINE_NOT_PORTABLE(interlocked_cmpxchg_ptr)
452 #define interlocked_xchg __WINE_NOT_PORTABLE(interlocked_xchg)
453 #define interlocked_xchg_ptr __WINE_NOT_PORTABLE(interlocked_xchg_ptr)
454 #define interlocked_xchg_add __WINE_NOT_PORTABLE(interlocked_xchg_add)
455 #define lstat __WINE_NOT_PORTABLE(lstat)
456 #define memcpy_unaligned __WINE_NOT_PORTABLE(memcpy_unaligned)
457 #define memmove __WINE_NOT_PORTABLE(memmove)
458 #define pread __WINE_NOT_PORTABLE(pread)
459 #define pwrite __WINE_NOT_PORTABLE(pwrite)
460 #define spawnvp __WINE_NOT_PORTABLE(spawnvp)
461 #define statvfs __WINE_NOT_PORTABLE(statvfs)
462 #define strcasecmp __WINE_NOT_PORTABLE(strcasecmp)
463 #define strerror __WINE_NOT_PORTABLE(strerror)
464 #define strncasecmp __WINE_NOT_PORTABLE(strncasecmp)
465 #define usleep __WINE_NOT_PORTABLE(usleep)
466 
467 #endif /* NO_LIBWINE_PORT */
468 
469 #endif /* !defined(__WINE_WINE_PORT_H) */
unsigned long f_fsid
Definition: port.h:85
int fstatvfs(int fd, struct statvfs *buf)
Definition: bug.cpp:7
fsblkcnt_t f_bavail
Definition: port.h:81
jmp_buf sigjmp_buf
Definition: port.h:324
int val
Definition: getopt.h:115
int optind
Definition: getopt.c:47
fsblkcnt_t f_blocks
Definition: port.h:79
GLenum GLuint GLenum GLsizei const GLchar * buf
Definition: glext.h:7751
int usleep(unsigned int useconds)
int ffs(int x)
GLuint GLuint GLsizei count
Definition: gl.h:1545
ssize_t pread(int fd, void *buf, size_t count, off_t offset)
__kernel_off_t off_t
Definition: linux.h:201
long interlocked_xchg(long *dest, long val)
long interlocked_xchg_add(long *dest, long incr)
ssize_t pwrite(int fd, const void *buf, size_t count, off_t offset)
GLintptr offset
Definition: glext.h:5920
void * interlocked_xchg_ptr(void **dest, void *val)
int * flag
Definition: getopt.h:114
GLdouble n
Definition: glext.h:7729
int ssize_t
Definition: port.h:65
DWORD pid_t
Definition: types.h:91
GLint GLint GLint GLint GLint x
Definition: gl.h:1548
static int fd
Definition: io.c:51
int optopt
Definition: getopt.c:47
int spawnvp(int mode, const char *cmdname, const char *const argv[])
#define argv
Definition: mplay32.c:18
void * interlocked_cmpxchg_ptr(void **dest, void *xchg, void *compare)
int getopt_long_only(int ___argc, char *const *___argv, const char *__shortopts, const struct option *__longopts, int *__longind)
const char * strerror(int err)
Definition: compat_str.c:23
int strcasecmp(const char *str1, const char *str2)
__asm__("\t.globl GetPhys\n" "GetPhys:\t\n" "mflr 0\n\t" "stwu 0,-16(1)\n\t" "mfmsr 5\n\t" "andi. 6,5,0xffef\n\t" "mtmsr 6\n\t" "isync\n\t" "sync\n\t" "lwz 3,0(3)\n\t" "mtmsr 5\n\t" "isync\n\t" "sync\n\t" "lwz 0,0(1)\n\t" "addi 1,1,16\n\t" "mtlr 0\n\t" "blr")
void * memmove(void *dest, const void *src, size_t len)
Definition: memmove.c:4
pid_t gettid(void)
Definition: getopt.h:108
GLuint GLfloat * val
Definition: glext.h:7180
int getopt_long(int ___argc, char *const *___argv, const char *__shortopts, const struct option *__longopts, int *__longind)
Definition: getopt.c:283
long interlocked_cmpxchg(long *dest, long xchg, long compare)
unsigned long f_frsize
Definition: port.h:78
unsigned long fsfilcnt_t
Definition: port.h:71
unsigned long f_namemax
Definition: port.h:87
void siglongjmp(sigjmp_buf buf, int val)
GLsizeiptr size
Definition: glext.h:5919
long off_t
Definition: port.h:56
const char * name
Definition: port.h:270
int sigsetjmp(sigjmp_buf buf, int savesigs)
char * optarg
Definition: getopt.c:49
int ret
Definition: stat.h:55
#define memcpy(s1, s2, n)
Definition: mkisofs.h:878
GLenum GLsizei len
Definition: glext.h:6722
int ssize_t
Definition: rosdhcp.h:48
GLenum src
Definition: glext.h:6340
#define err(...)
GLenum mode
Definition: glext.h:6217
int mode_t
Definition: port.h:53
size_t getpagesize(void)
fsfilcnt_t f_ffree
Definition: port.h:83
fsblkcnt_t f_bfree
Definition: port.h:80
void * memcpy_unaligned(void *dst, const void *src, size_t size)
fsfilcnt_t f_files
Definition: port.h:82
Definition: services.c:325
GLenum GLenum dst
Definition: glext.h:6340
int mkstemps(char *template, int suffix_len)
Definition: mkstemps.c:73
int opterr
Definition: getopt.c:46
static LPCWSTR file_name
Definition: protocol.c:146
Definition: port.h:75
int strncasecmp(const char *str1, const char *str2, size_t n)
int statvfs(const char *path, struct statvfs *buf)
unsigned long fsblkcnt_t
Definition: port.h:68
int readlink(const char *path, char *buf, size_t size)
static char * dest
Definition: rtl.c:135
int has_arg
Definition: getopt.h:113
long jmp_buf[100]
Definition: of.h:11
unsigned long f_flag
Definition: port.h:86
unsigned int size_t
Definition: port.h:62
int futimes(int fd, const struct timeval tv[2])
int lstat(const char *file_name, struct stat *buf)
fsfilcnt_t f_favail
Definition: port.h:84
unsigned long f_bsize
Definition: port.h:77
int pid_t
Definition: port.h:59