/
glib.h
2206 lines (1936 loc) · 65.2 KB
/
glib.h
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/* GLIB - Library of useful routines for C programming
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __G_LIB_H__
#define __G_LIB_H__
/* system specific config file glibconfig.h provides definitions for
* the extrema of many of the standard types. These are:
*
* G_MINSHORT, G_MAXSHORT
* G_MININT, G_MAXINT
* G_MINLONG, G_MAXLONG
* G_MINFLOAT, G_MAXFLOAT
* G_MINDOUBLE, G_MAXDOUBLE
*
* It also provides the following typedefs:
*
* gint8, guint8
* gint16, guint16
* gint32, guint32
* gint64, guint64
*
* It defines the G_BYTE_ORDER symbol to one of G_*_ENDIAN (see later in
* this file).
*
* And it provides a way to store and retrieve a `gint' in/from a `gpointer'.
* This is useful to pass an integer instead of a pointer to a callback.
*
* GINT_TO_POINTER(i), GUINT_TO_POINTER(i)
* GPOINTER_TO_INT(p), GPOINTER_TO_UINT(p)
*
* Finally, it provide the following wrappers to STDC functions:
*
* g_ATEXIT
* To register hooks which are executed on exit().
* Usually a wrapper for STDC atexit.
*
* void *g_memmove(void *dest, const void *src, guint count);
* A wrapper for STDC memmove, or an implementation, if memmove doesn't
* exist. The prototype looks like the above, give or take a const,
* or size_t.
*/
#include <glibconfig.h>
/* include varargs functions for assertment macros
*/
#include <stdarg.h>
/* optionally feature DMALLOC memory allocation debugger
*/
#ifdef USE_DMALLOC
#include "dmalloc.h"
#endif
/* optionally yank in the pthreads info we need.
* Note that G_THREAD_SAFE implies HAVE_PTHREAD_H.
*/
#if G_THREAD_SAFE
# include <pthread.h>
#endif
#ifdef NATIVE_WIN32
/* On native Win32, directory separator is the backslash, and search path
* separator is the semicolon.
*/
#define G_DIR_SEPARATOR '\\'
#define G_DIR_SEPARATOR_S "\\"
#define G_SEARCHPATH_SEPARATOR ';'
#define G_SEARCHPATH_SEPARATOR_S ";"
#else /* !NATIVE_WIN32 */
/* Unix */
#define G_DIR_SEPARATOR '/'
#define G_DIR_SEPARATOR_S "/"
#define G_SEARCHPATH_SEPARATOR ':'
#define G_SEARCHPATH_SEPARATOR_S ":"
#endif /* !NATIVE_WIN32 */
#ifdef _MSC_VER
/* Make MSVC more pedantic, this is a recommended pragma list
* from _Win32_Programming_ by Rector and Newcomer.
*/
#pragma warning(error:4002)
#pragma warning(error:4003)
#pragma warning(1:4010)
#pragma warning(error:4013)
#pragma warning(1:4016)
#pragma warning(error:4020)
#pragma warning(error:4021)
#pragma warning(error:4027)
#pragma warning(error:4029)
#pragma warning(error:4033)
#pragma warning(error:4035)
#pragma warning(error:4045)
#pragma warning(error:4047)
#pragma warning(error:4049)
#pragma warning(error:4053)
#pragma warning(error:4071)
#pragma warning(disable:4101)
#pragma warning(error:4150)
#pragma warning(disable:4244) /* No possible loss of data warnings, please */
#endif /* _MSC_VER */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/* Provide definitions for some commonly used macros.
* Some of them are only provided if they haven't already
* been defined. It is assumed that if they are already
* defined then the current definition is correct.
*/
#ifndef NULL
#define NULL ((void*) 0)
#endif
#ifndef FALSE
#define FALSE (0)
#endif
#ifndef TRUE
#define TRUE (!FALSE)
#endif
#undef MAX
#define MAX(a, b) (((a) > (b)) ? (a) : (b))
#undef MIN
#define MIN(a, b) (((a) < (b)) ? (a) : (b))
#undef ABS
#define ABS(a) (((a) < 0) ? -(a) : (a))
#undef CLAMP
#define CLAMP(x, low, high) (((x) > (high)) ? (high) : (((x) < (low)) ? (low) : (x)))
/* Define G_VA_COPY() to do the right thing for copying va_list variables.
* glibconfig.h may have already defined G_VA_COPY as va_copy or __va_copy.
*/
#if !defined (G_VA_COPY)
# if defined (__GNUC__) && defined (__PPC__) && (defined (_CALL_SYSV) || defined (_WIN32))
# define G_VA_COPY(ap1, ap2) (*(ap1) = *(ap2))
# elif defined (G_VA_COPY_AS_ARRAY)
# define G_VA_COPY(ap1, ap2) g_memmove ((ap1), (ap2), sizeof (va_list))
# else /* va_list is a pointer */
# define G_VA_COPY(ap1, ap2) ((ap1) = (ap2))
# endif /* va_list is a pointer */
#endif /* !G_VA_COPY */
/* Provide convenience macros for handling structure
* fields through their offsets.
*/
#define G_STRUCT_OFFSET(struct_type, member) \
((gulong) ((gchar*) &((struct_type*) 0)->member))
#define G_STRUCT_MEMBER_P(struct_p, struct_offset) \
((gpointer) ((gchar*) (struct_p) + (gulong) (struct_offset)))
#define G_STRUCT_MEMBER(member_type, struct_p, struct_offset) \
(*(member_type*) G_STRUCT_MEMBER_P ((struct_p), (struct_offset)))
/* inlining hassle. for compilers that don't allow the `inline' keyword,
* mostly because of strict ANSI C compliance or dumbness, we try to fall
* back to either `__inline__' or `__inline'.
* we define G_CAN_INLINE, if the compiler seems to be actually
* *capable* to do function inlining, in which case inline function bodys
* do make sense. we also define G_INLINE_FUNC to properly export the
* function prototypes if no inlinig can be performed.
* we special case most of the stuff, so inline functions can have a normal
* implementation by defining G_INLINE_FUNC to extern and G_CAN_INLINE to 1.
*/
#ifndef G_INLINE_FUNC
# define G_CAN_INLINE 1
#endif
#ifdef G_HAVE_INLINE
# if defined (__GNUC__) && defined (__STRICT_ANSI__)
# undef inline
# define inline __inline__
# endif
#else /* !G_HAVE_INLINE */
# undef inline
# if defined (G_HAVE___INLINE__)
# define inline __inline__
# else /* !inline && !__inline__ */
# if defined (G_HAVE___INLINE)
# define inline __inline
# else /* !inline && !__inline__ && !__inline */
# define inline /* don't inline, then */
# ifndef G_INLINE_FUNC
# undef G_CAN_INLINE
# endif
# endif
# endif
#endif
#ifndef G_INLINE_FUNC
# ifdef __GNUC__
# ifdef __OPTIMIZE__
# define G_INLINE_FUNC extern inline
# else
# undef G_CAN_INLINE
# define G_INLINE_FUNC extern
# endif
# else /* !__GNUC__ */
# ifdef G_CAN_INLINE
# define G_INLINE_FUNC static inline
# else
# define G_INLINE_FUNC extern
# endif
# endif /* !__GNUC__ */
#endif /* !G_INLINE_FUNC */
/* Provide simple macro statement wrappers (adapted from Perl):
* G_STMT_START { statements; } G_STMT_END;
* can be used as a single statement, as in
* if (x) G_STMT_START { ... } G_STMT_END; else ...
*
* For gcc we will wrap the statements within `({' and `})' braces.
* For SunOS they will be wrapped within `if (1)' and `else (void) 0',
* and otherwise within `do' and `while (0)'.
*/
#if !(defined (G_STMT_START) && defined (G_STMT_END))
# if defined (__GNUC__) && !defined (__STRICT_ANSI__) && !defined (__cplusplus)
# define G_STMT_START (void)(
# define G_STMT_END )
# else
# if (defined (sun) || defined (__sun__))
# define G_STMT_START if (1)
# define G_STMT_END else (void)0
# else
# define G_STMT_START do
# define G_STMT_END while (0)
# endif
# endif
#endif
/* Provide macros to feature the GCC function attribute.
*/
#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4)
#define G_GNUC_PRINTF( format_idx, arg_idx ) \
__attribute__((format (printf, format_idx, arg_idx)))
#define G_GNUC_SCANF( format_idx, arg_idx ) \
__attribute__((format (scanf, format_idx, arg_idx)))
#define G_GNUC_FORMAT( arg_idx ) \
__attribute__((format_arg (arg_idx)))
#define G_GNUC_NORETURN \
__attribute__((noreturn))
#define G_GNUC_CONST \
__attribute__((const))
#define G_GNUC_UNUSED \
__attribute__((unused))
#else /* !__GNUC__ */
#define G_GNUC_PRINTF( format_idx, arg_idx )
#define G_GNUC_SCANF( format_idx, arg_idx )
#define G_GNUC_FORMAT( arg_idx )
#define G_GNUC_NORETURN
#define G_GNUC_CONST
#define G_GNUC_UNUSED
#endif /* !__GNUC__ */
/* Wrap the gcc __PRETTY_FUNCTION__ and __FUNCTION__ variables with
* macros, so we can refer to them as strings unconditionally.
*/
#ifdef __GNUC__
#define G_GNUC_FUNCTION (__FUNCTION__)
#define G_GNUC_PRETTY_FUNCTION (__PRETTY_FUNCTION__)
#else /* !__GNUC__ */
#define G_GNUC_FUNCTION ("")
#define G_GNUC_PRETTY_FUNCTION ("")
#endif /* !__GNUC__ */
/* we try to provide a usefull equivalent for ATEXIT if it is
* not defined, but use is actually abandoned. people should
* use g_atexit() instead.
*/
#ifndef ATEXIT
# define ATEXIT(proc) g_ATEXIT(proc)
#else
# define G_NATIVE_ATEXIT
#endif /* ATEXIT */
/* Hacker macro to place breakpoints for x86 machines.
* Actual use is strongly deprecated of course ;)
*/
#if defined (__i386__) && defined (__GNUC__) && __GNUC__ >= 2
#define G_BREAKPOINT() G_STMT_START{ __asm__ __volatile__ ("int $03"); }G_STMT_END
#elif defined (__alpha__) && defined (__GNUC__) && __GNUC__ >= 2
#define G_BREAKPOINT() G_STMT_START{ __asm__ __volatile__ ("bpt"); }G_STMT_END
#else /* !__i386__ && !__alpha__ */
#define G_BREAKPOINT()
#endif /* __i386__ */
/* Provide macros for easily allocating memory. The macros
* will cast the allocated memory to the specified type
* in order to avoid compiler warnings. (Makes the code neater).
*/
#ifdef __DMALLOC_H__
# define g_new(type, count) (ALLOC (type, count))
# define g_new0(type, count) (CALLOC (type, count))
# define g_renew(type, mem, count) (REALLOC (mem, type, count))
#else /* __DMALLOC_H__ */
# define g_new(type, count) \
((type *) g_malloc ((unsigned) sizeof (type) * (count)))
# define g_new0(type, count) \
((type *) g_malloc0 ((unsigned) sizeof (type) * (count)))
# define g_renew(type, mem, count) \
((type *) g_realloc (mem, (unsigned) sizeof (type) * (count)))
#endif /* __DMALLOC_H__ */
#define g_mem_chunk_create(type, pre_alloc, alloc_type) ( \
g_mem_chunk_new (#type " mem chunks (" #pre_alloc ")", \
sizeof (type), \
sizeof (type) * (pre_alloc), \
(alloc_type)) \
)
#define g_chunk_new(type, chunk) ( \
(type *) g_mem_chunk_alloc (chunk) \
)
#define g_chunk_new0(type, chunk) ( \
(type *) g_mem_chunk_alloc0 (chunk) \
)
#define g_chunk_free(mem, mem_chunk) G_STMT_START { \
g_mem_chunk_free ((mem_chunk), (mem)); \
} G_STMT_END
#define g_string(x) #x
/* Provide macros for error handling. The "assert" macros will
* exit on failure. The "return" macros will exit the current
* function. Two different definitions are given for the macros
* if G_DISABLE_ASSERT is not defined, in order to support gcc's
* __PRETTY_FUNCTION__ capability.
*/
#ifdef G_DISABLE_ASSERT
#define g_assert(expr)
#define g_assert_not_reached()
#else /* !G_DISABLE_ASSERT */
#ifdef __GNUC__
#define g_assert(expr) G_STMT_START{ \
if (!(expr)) \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_ERROR, \
"file %s: line %d (%s): assertion failed: (%s)", \
__FILE__, \
__LINE__, \
__PRETTY_FUNCTION__, \
#expr); }G_STMT_END
#define g_assert_not_reached() G_STMT_START{ \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_ERROR, \
"file %s: line %d (%s): should not be reached", \
__FILE__, \
__LINE__, \
__PRETTY_FUNCTION__); }G_STMT_END
#else /* !__GNUC__ */
#define g_assert(expr) G_STMT_START{ \
if (!(expr)) \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_ERROR, \
"file %s: line %d: assertion failed: (%s)", \
__FILE__, \
__LINE__, \
#expr); }G_STMT_END
#define g_assert_not_reached() G_STMT_START{ \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_ERROR, \
"file %s: line %d: should not be reached", \
__FILE__, \
__LINE__); }G_STMT_END
#endif /* __GNUC__ */
#endif /* !G_DISABLE_ASSERT */
#ifdef G_DISABLE_CHECKS
#define g_return_if_fail(expr)
#define g_return_val_if_fail(expr,val)
#else /* !G_DISABLE_CHECKS */
#ifdef __GNUC__
#define g_return_if_fail(expr) G_STMT_START{ \
if (!(expr)) \
{ \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_CRITICAL, \
"file %s: line %d (%s): assertion `%s' failed.", \
__FILE__, \
__LINE__, \
__PRETTY_FUNCTION__, \
#expr); \
return; \
}; }G_STMT_END
#define g_return_val_if_fail(expr,val) G_STMT_START{ \
if (!(expr)) \
{ \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_CRITICAL, \
"file %s: line %d (%s): assertion `%s' failed.", \
__FILE__, \
__LINE__, \
__PRETTY_FUNCTION__, \
#expr); \
return val; \
}; }G_STMT_END
#else /* !__GNUC__ */
#define g_return_if_fail(expr) G_STMT_START{ \
if (!(expr)) \
{ \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_CRITICAL, \
"file %s: line %d: assertion `%s' failed.", \
__FILE__, \
__LINE__, \
#expr); \
return; \
}; }G_STMT_END
#define g_return_val_if_fail(expr, val) G_STMT_START{ \
if (!(expr)) \
{ \
g_log (G_LOG_DOMAIN, \
G_LOG_LEVEL_CRITICAL, \
"file %s: line %d: assertion `%s' failed.", \
__FILE__, \
__LINE__, \
#expr); \
return val; \
}; }G_STMT_END
#endif /* !__GNUC__ */
#endif /* !G_DISABLE_CHECKS */
/* Provide type definitions for commonly used types.
* These are useful because a "gint8" can be adjusted
* to be 1 byte (8 bits) on all platforms. Similarly and
* more importantly, "gint32" can be adjusted to be
* 4 bytes (32 bits) on all platforms.
*/
typedef char gchar;
typedef short gshort;
typedef long glong;
typedef int gint;
typedef gint gboolean;
typedef unsigned char guchar;
typedef unsigned short gushort;
typedef unsigned long gulong;
typedef unsigned int guint;
typedef float gfloat;
typedef double gdouble;
/* HAVE_LONG_DOUBLE doesn't work correctly on all platforms.
* Since gldouble isn't used anywhere, just disable it for now */
#if 0
#ifdef HAVE_LONG_DOUBLE
typedef long double gldouble;
#else /* HAVE_LONG_DOUBLE */
typedef double gldouble;
#endif /* HAVE_LONG_DOUBLE */
#endif /* 0 */
typedef void* gpointer;
typedef const void *gconstpointer;
typedef gint32 gssize;
typedef guint32 gsize;
typedef guint32 GQuark;
typedef gint32 GTime;
/* Portable endian checks and conversions
*/
#define G_LITTLE_ENDIAN 1234
#define G_BIG_ENDIAN 4321
#define G_PDP_ENDIAN 3412 /* unused, need specific PDP check */
/* Basic bit swapping functions
*/
#define GUINT16_SWAP_LE_BE_CONSTANT(val) ((guint16) ( \
(((guint16) (val) & (guint16) 0x00ffU) << 8) | \
(((guint16) (val) & (guint16) 0xff00U) >> 8)))
#define GUINT32_SWAP_LE_BE_CONSTANT(val) ((guint32) ( \
(((guint32) (val) & (guint32) 0x000000ffU) << 24) | \
(((guint32) (val) & (guint32) 0x0000ff00U) << 8) | \
(((guint32) (val) & (guint32) 0x00ff0000U) >> 8) | \
(((guint32) (val) & (guint32) 0xff000000U) >> 24)))
/* Intel specific stuff for speed
*/
#if defined (__i386__) && defined (__GNUC__) && __GNUC__ >= 2
# define GUINT16_SWAP_LE_BE_X86(val) \
(__extension__ \
({ register guint16 __v; \
if (__builtin_constant_p (val)) \
__v = GUINT16_SWAP_LE_BE_CONSTANT (val); \
else \
__asm__ __const__ ("rorw $8, %w0" \
: "=r" (__v) \
: "0" ((guint16) (val))); \
__v; }))
# define GUINT16_SWAP_LE_BE(val) (GUINT16_SWAP_LE_BE_X86 (val))
# if !defined(__i486__) && !defined(__i586__) \
&& !defined(__pentium__) && !defined(__i686__) && !defined(__pentiumpro__)
# define GUINT32_SWAP_LE_BE_X86(val) \
(__extension__ \
({ register guint32 __v; \
if (__builtin_constant_p (val)) \
__v = GUINT32_SWAP_LE_BE_CONSTANT (val); \
else \
__asm__ __const__ ("rorw $8, %w0\n\t" \
"rorl $16, %0\n\t" \
"rorw $8, %w0" \
: "=r" (__v) \
: "0" ((guint32) (val))); \
__v; }))
# else /* 486 and higher has bswap */
# define GUINT32_SWAP_LE_BE_X86(val) \
(__extension__ \
({ register guint32 __v; \
if (__builtin_constant_p (val)) \
__v = GUINT32_SWAP_LE_BE_CONSTANT (val); \
else \
__asm__ __const__ ("bswap %0" \
: "=r" (__v) \
: "0" ((guint32) (val))); \
__v; }))
# endif /* processor specific 32-bit stuff */
# define GUINT32_SWAP_LE_BE(val) (GUINT32_SWAP_LE_BE_X86 (val))
#else /* !__i386__ */
# define GUINT16_SWAP_LE_BE(val) (GUINT16_SWAP_LE_BE_CONSTANT (val))
# define GUINT32_SWAP_LE_BE(val) (GUINT32_SWAP_LE_BE_CONSTANT (val))
#endif /* __i386__ */
#ifdef G_HAVE_GINT64
# define GUINT64_SWAP_LE_BE_CONSTANT(val) ((guint64) ( \
(((guint64) (val) & \
(guint64) G_GINT64_CONSTANT(0x00000000000000ffU)) << 56) | \
(((guint64) (val) & \
(guint64) G_GINT64_CONSTANT(0x000000000000ff00U)) << 40) | \
(((guint64) (val) & \
(guint64) G_GINT64_CONSTANT(0x0000000000ff0000U)) << 24) | \
(((guint64) (val) & \
(guint64) G_GINT64_CONSTANT(0x00000000ff000000U)) << 8) | \
(((guint64) (val) & \
(guint64) G_GINT64_CONSTANT(0x000000ff00000000U)) >> 8) | \
(((guint64) (val) & \
(guint64) G_GINT64_CONSTANT(0x0000ff0000000000U)) >> 24) | \
(((guint64) (val) & \
(guint64) G_GINT64_CONSTANT(0x00ff000000000000U)) >> 40) | \
(((guint64) (val) & \
(guint64) G_GINT64_CONSTANT(0xff00000000000000U)) >> 56)))
# if defined (__i386__) && defined (__GNUC__) && __GNUC__ >= 2
# define GUINT64_SWAP_LE_BE_X86(val) \
(__extension__ \
({ union { guint64 __ll; \
guint32 __l[2]; } __r; \
if (__builtin_constant_p (val)) \
__r.__ll = GUINT64_SWAP_LE_BE_CONSTANT (val); \
else \
{ \
union { guint64 __ll; \
guint32 __l[2]; } __w; \
__w.__ll = ((guint64) val); \
__r.__l[0] = GUINT32_SWAP_LE_BE (__w.__l[1]); \
__r.__l[1] = GUINT32_SWAP_LE_BE (__w.__l[0]); \
} \
__r.__ll; }))
# define GUINT64_SWAP_LE_BE(val) (GUINT64_SWAP_LE_BE_X86 (val))
# else /* !__i386__ */
# define GUINT64_SWAP_LE_BE(val) (GUINT64_SWAP_LE_BE_CONSTANT(val))
# endif
#endif
#define GUINT16_SWAP_LE_PDP(val) ((guint16) (val))
#define GUINT16_SWAP_BE_PDP(val) (GUINT16_SWAP_LE_BE (val))
#define GUINT32_SWAP_LE_PDP(val) ((guint32) ( \
(((guint32) (val) & (guint32) 0x0000ffffU) << 16) | \
(((guint32) (val) & (guint32) 0xffff0000U) >> 16)))
#define GUINT32_SWAP_BE_PDP(val) ((guint32) ( \
(((guint32) (val) & (guint32) 0x00ff00ffU) << 8) | \
(((guint32) (val) & (guint32) 0xff00ff00U) >> 8)))
/* The TO_?E stuff is defined in glibconfig.h. The transformation is symmetric,
so the FROM just maps to the TO.
*/
#define GINT16_FROM_LE(val) (GINT16_TO_LE (val))
#define GUINT16_FROM_LE(val) (GUINT16_TO_LE (val))
#define GINT16_FROM_BE(val) (GINT16_TO_BE (val))
#define GUINT16_FROM_BE(val) (GUINT16_TO_BE (val))
#define GINT32_FROM_LE(val) (GINT32_TO_LE (val))
#define GUINT32_FROM_LE(val) (GUINT32_TO_LE (val))
#define GINT32_FROM_BE(val) (GINT32_TO_BE (val))
#define GUINT32_FROM_BE(val) (GUINT32_TO_BE (val))
#ifdef G_HAVE_GINT64
#define GINT64_FROM_LE(val) (GINT32_TO_LE (val))
#define GUINT64_FROM_LE(val) (GUINT32_TO_LE (val))
#define GINT64_FROM_BE(val) (GINT32_TO_BE (val))
#define GUINT64_FROM_BE(val) (GUINT32_TO_BE (val))
#endif
#define GLONG_FROM_LE(val) (GLONG_TO_LE (val))
#define GULONG_FROM_LE(val) (GULONG_TO_LE (val))
#define GLONG_FROM_BE(val) (GLONG_TO_BE (val))
#define GULONG_FROM_BE(val) (GULONG_TO_BE (val))
#define GINT_FROM_LE(val) (GINT_TO_LE (val))
#define GUINT_FROM_LE(val) (GUINT_TO_LE (val))
#define GINT_FROM_BE(val) (GINT_TO_BE (val))
#define GUINT_FROM_BE(val) (GUINT_TO_BE (val))
/* Portable versions of host-network order stuff
*/
#define g_ntohl(val) (GUINT32_FROM_BE (val))
#define g_ntohs(val) (GUINT16_FROM_BE (val))
#define g_htonl(val) (GUINT32_TO_BE (val))
#define g_htons(val) (GUINT16_TO_BE (val))
/* Glib version.
* we prefix variable declarations so they can
* properly get exported in windows dlls.
*/
#ifdef NATIVE_WIN32
# ifdef GLIB_COMPILATION
# define GUTILS_C_VAR __declspec(dllexport)
# else /* !GLIB_COMPILATION */
# define GUTILS_C_VAR __declspec(dllimport)
# endif /* !GLIB_COMPILATION */
#else /* !NATIVE_WIN32 */
# define GUTILS_C_VAR extern
#endif /* !NATIVE_WIN32 */
GUTILS_C_VAR const guint glib_major_version;
GUTILS_C_VAR const guint glib_minor_version;
GUTILS_C_VAR const guint glib_micro_version;
GUTILS_C_VAR const guint glib_interface_age;
GUTILS_C_VAR const guint glib_binary_age;
/* Forward declarations of glib types.
*/
typedef struct _GArray GArray;
typedef struct _GByteArray GByteArray;
typedef struct _GCache GCache;
typedef struct _GCompletion GCompletion;
typedef struct _GData GData;
typedef struct _GDebugKey GDebugKey;
typedef struct _GHashTable GHashTable;
typedef struct _GHook GHook;
typedef struct _GHookList GHookList;
typedef struct _GList GList;
typedef struct _GListAllocator GListAllocator;
typedef struct _GMemChunk GMemChunk;
typedef struct _GNode GNode;
typedef struct _GPtrArray GPtrArray;
typedef struct _GRelation GRelation;
typedef struct _GScanner GScanner;
typedef struct _GScannerConfig GScannerConfig;
typedef struct _GSList GSList;
typedef struct _GString GString;
typedef struct _GStringChunk GStringChunk;
typedef struct _GTimer GTimer;
typedef struct _GTree GTree;
typedef struct _GTuples GTuples;
typedef union _GTokenValue GTokenValue;
typedef struct _GIOChannel GIOChannel;
typedef enum
{
G_TRAVERSE_LEAFS = 1 << 0,
G_TRAVERSE_NON_LEAFS = 1 << 1,
G_TRAVERSE_ALL = G_TRAVERSE_LEAFS | G_TRAVERSE_NON_LEAFS,
G_TRAVERSE_MASK = 0x03
} GTraverseFlags;
typedef enum
{
G_IN_ORDER,
G_PRE_ORDER,
G_POST_ORDER,
G_LEVEL_ORDER
} GTraverseType;
/* Log level shift offset for user defined
* log levels (0-7 are used by GLib).
*/
#define G_LOG_LEVEL_USER_SHIFT (8)
/* Glib log levels and flags.
*/
typedef enum
{
/* log flags */
G_LOG_FLAG_RECURSION = 1 << 0,
G_LOG_FLAG_FATAL = 1 << 1,
/* GLib log levels */
G_LOG_LEVEL_ERROR = 1 << 2, /* always fatal */
G_LOG_LEVEL_CRITICAL = 1 << 3,
G_LOG_LEVEL_WARNING = 1 << 4,
G_LOG_LEVEL_MESSAGE = 1 << 5,
G_LOG_LEVEL_INFO = 1 << 6,
G_LOG_LEVEL_DEBUG = 1 << 7,
G_LOG_LEVEL_MASK = ~(G_LOG_FLAG_RECURSION | G_LOG_FLAG_FATAL)
} GLogLevelFlags;
/* GLib log levels that are considered fatal by default */
#define G_LOG_FATAL_MASK (G_LOG_FLAG_RECURSION | G_LOG_LEVEL_ERROR)
typedef gpointer (*GCacheNewFunc) (gpointer key);
typedef gpointer (*GCacheDupFunc) (gpointer value);
typedef void (*GCacheDestroyFunc) (gpointer value);
typedef gint (*GCompareFunc) (gconstpointer a,
gconstpointer b);
typedef gchar* (*GCompletionFunc) (gpointer);
typedef void (*GDestroyNotify) (gpointer data);
typedef void (*GDataForeachFunc) (GQuark key_id,
gpointer data,
gpointer user_data);
typedef void (*GFunc) (gpointer data,
gpointer user_data);
typedef guint (*GHashFunc) (gconstpointer key);
typedef void (*GHFunc) (gpointer key,
gpointer value,
gpointer user_data);
typedef gboolean (*GHRFunc) (gpointer key,
gpointer value,
gpointer user_data);
typedef gint (*GHookCompareFunc) (GHook *new_hook,
GHook *sibling);
typedef gboolean (*GHookFindFunc) (GHook *hook,
gpointer data);
typedef void (*GHookMarshaller) (GHook *hook,
gpointer data);
typedef void (*GHookFunc) (gpointer data);
typedef gboolean (*GHookCheckFunc) (gpointer data);
typedef void (*GHookFreeFunc) (GHookList *hook_list,
GHook *hook);
typedef void (*GLogFunc) (const gchar *log_domain,
GLogLevelFlags log_level,
const gchar *message,
gpointer user_data);
typedef gboolean (*GNodeTraverseFunc) (GNode *node,
gpointer data);
typedef void (*GNodeForeachFunc) (GNode *node,
gpointer data);
typedef gint (*GSearchFunc) (gpointer key,
gpointer data);
typedef void (*GScannerMsgFunc) (GScanner *scanner,
gchar *message,
gint error);
typedef gint (*GTraverseFunc) (gpointer key,
gpointer value,
gpointer data);
typedef void (*GVoidFunc) (void);
struct _GList
{
gpointer data;
GList *next;
GList *prev;
};
struct _GSList
{
gpointer data;
GSList *next;
};
struct _GString
{
gchar *str;
gint len;
};
struct _GArray
{
gchar *data;
guint len;
};
struct _GByteArray
{
guint8 *data;
guint len;
};
struct _GPtrArray
{
gpointer *pdata;
guint len;
};
struct _GTuples
{
guint len;
};
struct _GDebugKey
{
gchar *key;
guint value;
};
/* Doubly linked lists
*/
GList* g_list_alloc (void);
void g_list_free (GList *list);
void g_list_free_1 (GList *list);
GList* g_list_append (GList *list,
gpointer data);
GList* g_list_prepend (GList *list,
gpointer data);
GList* g_list_insert (GList *list,
gpointer data,
gint position);
GList* g_list_insert_sorted (GList *list,
gpointer data,
GCompareFunc func);
GList* g_list_concat (GList *list1,
GList *list2);
GList* g_list_remove (GList *list,
gpointer data);
GList* g_list_remove_link (GList *list,
GList *llink);
GList* g_list_reverse (GList *list);
GList* g_list_nth (GList *list,
guint n);
GList* g_list_find (GList *list,
gpointer data);
GList* g_list_find_custom (GList *list,
gpointer data,
GCompareFunc func);
gint g_list_position (GList *list,
GList *llink);
gint g_list_index (GList *list,
gpointer data);
GList* g_list_last (GList *list);
GList* g_list_first (GList *list);
guint g_list_length (GList *list);
void g_list_foreach (GList *list,
GFunc func,
gpointer user_data);
gpointer g_list_nth_data (GList *list,
guint n);
#define g_list_previous(list) ((list) ? (((GList *)(list))->prev) : NULL)
#define g_list_next(list) ((list) ? (((GList *)(list))->next) : NULL)
/* Singly linked lists
*/
GSList* g_slist_alloc (void);
void g_slist_free (GSList *list);
void g_slist_free_1 (GSList *list);
GSList* g_slist_append (GSList *list,
gpointer data);
GSList* g_slist_prepend (GSList *list,
gpointer data);
GSList* g_slist_insert (GSList *list,
gpointer data,
gint position);
GSList* g_slist_insert_sorted (GSList *list,
gpointer data,
GCompareFunc func);
GSList* g_slist_concat (GSList *list1,
GSList *list2);
GSList* g_slist_remove (GSList *list,
gpointer data);
GSList* g_slist_remove_link (GSList *list,
GSList *llink);
GSList* g_slist_reverse (GSList *list);
GSList* g_slist_nth (GSList *list,
guint n);
GSList* g_slist_find (GSList *list,
gpointer data);
GSList* g_slist_find_custom (GSList *list,
gpointer data,
GCompareFunc func);
gint g_slist_position (GSList *list,
GSList *llink);
gint g_slist_index (GSList *list,
gpointer data);
GSList* g_slist_last (GSList *list);
guint g_slist_length (GSList *list);
void g_slist_foreach (GSList *list,
GFunc func,
gpointer user_data);
gpointer g_slist_nth_data (GSList *list,
guint n);
#define g_slist_next(slist) ((slist) ? (((GSList *)(slist))->next) : NULL)
/* List Allocators
*/
GListAllocator* g_list_allocator_new (void);
void g_list_allocator_free (GListAllocator* allocator);
GListAllocator* g_slist_set_allocator (GListAllocator* allocator);
GListAllocator* g_list_set_allocator (GListAllocator* allocator);
/* Hash tables
*/
GHashTable* g_hash_table_new (GHashFunc hash_func,
GCompareFunc key_compare_func);
void g_hash_table_destroy (GHashTable *hash_table);
void g_hash_table_insert (GHashTable *hash_table,
gpointer key,
gpointer value);
void g_hash_table_remove (GHashTable *hash_table,
gconstpointer key);
gpointer g_hash_table_lookup (GHashTable *hash_table,
gconstpointer key);
gboolean g_hash_table_lookup_extended(GHashTable *hash_table,
gconstpointer lookup_key,
gpointer *orig_key,
gpointer *value);
void g_hash_table_freeze (GHashTable *hash_table);
void g_hash_table_thaw (GHashTable *hash_table);
void g_hash_table_foreach (GHashTable *hash_table,
GHFunc func,
gpointer user_data);
gint g_hash_table_foreach_remove (GHashTable *hash_table,
GHRFunc func,
gpointer user_data);
gint g_hash_table_size (GHashTable *hash_table);
/* Caches
*/
GCache* g_cache_new (GCacheNewFunc value_new_func,
GCacheDestroyFunc value_destroy_func,
GCacheDupFunc key_dup_func,