-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathmongoose.c
16453 lines (14635 loc) · 501 KB
/
mongoose.c
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
/*
* Copyright (c) 2004-2013 Sergey Lyubka
* Copyright (c) 2013-2020 Cesanta Software Limited
* All rights reserved
*
* This software is dual-licensed: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation. For the terms of this
* license, see <http://www.gnu.org/licenses/>.
*
* You are free to use this software under the terms of the GNU General
* Public License, but WITHOUT ANY WARRANTY; without even the implied
* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* Alternatively, you can license this software under a commercial
* license, as set out in <https://www.cesanta.com/license>.
*/
#include "mongoose.h"
#ifdef MG_MODULE_LINES
#line 1 "src/mg_internal.h"
#endif
#ifndef CS_MONGOOSE_SRC_INTERNAL_H_
#define CS_MONGOOSE_SRC_INTERNAL_H_
/* Amalgamated: #include "common/mg_mem.h" */
#ifndef MBUF_REALLOC
#define MBUF_REALLOC MG_REALLOC
#endif
#ifndef MBUF_FREE
#define MBUF_FREE MG_FREE
#endif
#define MG_SET_PTRPTR(_ptr, _v) \
do { \
if (_ptr) *(_ptr) = _v; \
} while (0)
#ifndef MG_INTERNAL
#define MG_INTERNAL static
#endif
#ifdef PICOTCP
#define NO_LIBC
#define MG_DISABLE_PFS
#endif
/* Amalgamated: #include "common/cs_dbg.h" */
/* Amalgamated: #include "mg_http.h" */
/* Amalgamated: #include "mg_net.h" */
#ifndef MG_CTL_MSG_MESSAGE_SIZE
#define MG_CTL_MSG_MESSAGE_SIZE 8192
#endif
/* internals that need to be accessible in unit tests */
MG_INTERNAL struct mg_connection* mg_do_connect(struct mg_connection* nc,
int proto,
union socket_address* sa);
MG_INTERNAL int mg_parse_address(const char* str, union socket_address* sa,
int* proto, char* host, size_t host_len);
MG_INTERNAL void mg_call(struct mg_connection* nc,
mg_event_handler_t ev_handler, void* user_data, int ev,
void* ev_data);
void mg_forward(struct mg_connection* from, struct mg_connection* to);
MG_INTERNAL void mg_add_conn(struct mg_mgr* mgr, struct mg_connection* c);
MG_INTERNAL void mg_remove_conn(struct mg_connection* c);
MG_INTERNAL struct mg_connection* mg_create_connection(
struct mg_mgr* mgr, mg_event_handler_t callback,
struct mg_add_sock_opts opts);
#ifdef _WIN32
/* Retur value is the same as for MultiByteToWideChar. */
int to_wchar(const char* path, wchar_t* wbuf, size_t wbuf_len);
#endif
struct ctl_msg {
mg_event_handler_t callback;
char message[MG_CTL_MSG_MESSAGE_SIZE];
};
#if MG_ENABLE_MQTT
struct mg_mqtt_message;
#define MG_MQTT_ERROR_INCOMPLETE_MSG -1
#define MG_MQTT_ERROR_MALFORMED_MSG -2
MG_INTERNAL int parse_mqtt(struct mbuf* io, struct mg_mqtt_message* mm);
#endif
/* Forward declarations for testing. */
extern void* (*test_malloc)(size_t size);
extern void* (*test_calloc)(size_t count, size_t size);
#ifndef MIN
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#endif
#if MG_ENABLE_HTTP
struct mg_serve_http_opts;
MG_INTERNAL struct mg_http_proto_data* mg_http_create_proto_data(
struct mg_connection* c);
/*
* Reassemble the content of the buffer (buf, blen) which should be
* in the HTTP chunked encoding, by collapsing data chunks to the
* beginning of the buffer.
*
* If chunks get reassembled, modify hm->body to point to the reassembled
* body and fire MG_EV_HTTP_CHUNK event. If handler sets MG_F_DELETE_CHUNK
* in nc->flags, delete reassembled body from the mbuf.
*
* Return reassembled body size.
*/
MG_INTERNAL size_t mg_handle_chunked(struct mg_connection* nc,
struct http_message* hm, char* buf,
size_t blen);
#if MG_ENABLE_FILESYSTEM
MG_INTERNAL int mg_uri_to_local_path(struct http_message* hm,
const struct mg_serve_http_opts* opts,
char** local_path,
struct mg_str* remainder);
MG_INTERNAL time_t mg_parse_date_string(const char* datetime);
MG_INTERNAL int mg_is_not_modified(struct http_message* hm, cs_stat_t* st);
#endif
#if MG_ENABLE_HTTP_CGI
MG_INTERNAL void mg_handle_cgi(struct mg_connection* nc, const char* prog,
const struct mg_str* path_info,
const struct http_message* hm,
const struct mg_serve_http_opts* opts);
struct mg_http_proto_data_cgi;
MG_INTERNAL void mg_http_free_proto_data_cgi(struct mg_http_proto_data_cgi* d);
#endif
#if MG_ENABLE_HTTP_SSI
MG_INTERNAL void mg_handle_ssi_request(struct mg_connection* nc,
struct http_message* hm,
const char* path,
const struct mg_serve_http_opts* opts);
#endif
#if MG_ENABLE_HTTP_WEBDAV
MG_INTERNAL int mg_is_dav_request(const struct mg_str* s);
MG_INTERNAL void mg_handle_propfind(struct mg_connection* nc, const char* path,
cs_stat_t* stp, struct http_message* hm,
struct mg_serve_http_opts* opts);
MG_INTERNAL void mg_handle_lock(struct mg_connection* nc, const char* path);
MG_INTERNAL void mg_handle_mkcol(struct mg_connection* nc, const char* path,
struct http_message* hm);
MG_INTERNAL void mg_handle_move(struct mg_connection* c,
const struct mg_serve_http_opts* opts,
const char* path, struct http_message* hm);
MG_INTERNAL void mg_handle_delete(struct mg_connection* nc,
const struct mg_serve_http_opts* opts,
const char* path);
MG_INTERNAL void mg_handle_put(struct mg_connection* nc, const char* path,
struct http_message* hm);
#endif
#if MG_ENABLE_HTTP_WEBSOCKET
MG_INTERNAL void mg_ws_handler(struct mg_connection* nc, int ev,
void* ev_data MG_UD_ARG(void* user_data));
MG_INTERNAL void mg_ws_handshake(struct mg_connection* nc,
const struct mg_str* key,
struct http_message*);
#endif
#endif /* MG_ENABLE_HTTP */
MG_INTERNAL int mg_get_errno(void);
MG_INTERNAL void mg_close_conn(struct mg_connection* conn);
#if MG_ENABLE_SNTP
MG_INTERNAL int mg_sntp_parse_reply(const char* buf, int len,
struct mg_sntp_message* msg);
#endif
#endif /* CS_MONGOOSE_SRC_INTERNAL_H_ */
#ifdef MG_MODULE_LINES
#line 1 "src/common/mg_mem.h"
#endif
#ifndef CS_COMMON_MG_MEM_H_
#define CS_COMMON_MG_MEM_H_
#ifdef __cplusplus
extern "C" {
#endif
#ifndef MG_MALLOC
#define MG_MALLOC malloc
#endif
#ifndef MG_CALLOC
#define MG_CALLOC calloc
#endif
#ifndef MG_REALLOC
#define MG_REALLOC realloc
#endif
#ifndef MG_FREE
#define MG_FREE free
#endif
#ifdef __cplusplus
}
#endif
#endif /* CS_COMMON_MG_MEM_H_ */
#ifdef MG_MODULE_LINES
#line 1 "src/common/cs_base64.c"
#endif
#ifndef EXCLUDE_COMMON
/* Amalgamated: #include "common/cs_base64.h" */
#include <string.h>
/* Amalgamated: #include "common/cs_dbg.h" */
/* ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/ */
#define NUM_UPPERCASES ('Z' - 'A' + 1)
#define NUM_LETTERS (NUM_UPPERCASES * 2)
#define NUM_DIGITS ('9' - '0' + 1)
/*
* Emit a base64 code char.
*
* Doesn't use memory, thus it's safe to use to safely dump memory in crashdumps
*/
static void cs_base64_emit_code(struct cs_base64_ctx* ctx, int v) {
if (v < NUM_UPPERCASES) {
ctx->b64_putc(v + 'A', ctx->user_data);
}
else if (v < (NUM_LETTERS)) {
ctx->b64_putc(v - NUM_UPPERCASES + 'a', ctx->user_data);
}
else if (v < (NUM_LETTERS + NUM_DIGITS)) {
ctx->b64_putc(v - NUM_LETTERS + '0', ctx->user_data);
}
else {
ctx->b64_putc(v - NUM_LETTERS - NUM_DIGITS == 0 ? '+' : '/',
ctx->user_data);
}
}
static void cs_base64_emit_chunk(struct cs_base64_ctx* ctx) {
int a, b, c;
a = ctx->chunk[0];
b = ctx->chunk[1];
c = ctx->chunk[2];
cs_base64_emit_code(ctx, a >> 2);
cs_base64_emit_code(ctx, ((a & 3) << 4) | (b >> 4));
if (ctx->chunk_size > 1) {
cs_base64_emit_code(ctx, (b & 15) << 2 | (c >> 6));
}
if (ctx->chunk_size > 2) {
cs_base64_emit_code(ctx, c & 63);
}
}
void cs_base64_init(struct cs_base64_ctx* ctx, cs_base64_putc_t b64_putc,
void* user_data) {
ctx->chunk_size = 0;
ctx->b64_putc = b64_putc;
ctx->user_data = user_data;
}
void cs_base64_update(struct cs_base64_ctx* ctx, const char* str, size_t len) {
const unsigned char* src = (const unsigned char*)str;
size_t i;
for (i = 0; i < len; i++) {
ctx->chunk[ctx->chunk_size++] = src[i];
if (ctx->chunk_size == 3) {
cs_base64_emit_chunk(ctx);
ctx->chunk_size = 0;
}
}
}
void cs_base64_finish(struct cs_base64_ctx* ctx) {
if (ctx->chunk_size > 0) {
int i;
memset(&ctx->chunk[ctx->chunk_size], 0, 3 - ctx->chunk_size);
cs_base64_emit_chunk(ctx);
for (i = 0; i < (3 - ctx->chunk_size); i++) {
ctx->b64_putc('=', ctx->user_data);
}
}
}
#define BASE64_ENCODE_BODY \
static const char *b64 = \
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; \
int i, j, a, b, c; \
\
for (i = j = 0; i < src_len; i += 3) { \
a = src[i]; \
b = i + 1 >= src_len ? 0 : src[i + 1]; \
c = i + 2 >= src_len ? 0 : src[i + 2]; \
\
BASE64_OUT(b64[a >> 2]); \
BASE64_OUT(b64[((a & 3) << 4) | (b >> 4)]); \
if (i + 1 < src_len) { \
BASE64_OUT(b64[(b & 15) << 2 | (c >> 6)]); \
} \
if (i + 2 < src_len) { \
BASE64_OUT(b64[c & 63]); \
} \
} \
\
while (j % 4 != 0) { \
BASE64_OUT('='); \
} \
BASE64_FLUSH()
#define BASE64_OUT(ch) \
do { \
dst[j++] = (ch); \
} while (0)
#define BASE64_FLUSH() \
do { \
dst[j++] = '\0'; \
} while (0)
void cs_base64_encode(const unsigned char* src, int src_len, char* dst) {
BASE64_ENCODE_BODY;
}
#undef BASE64_OUT
#undef BASE64_FLUSH
#if CS_ENABLE_STDIO
#define BASE64_OUT(ch) \
do { \
fprintf(f, "%c", (ch)); \
j++; \
} while (0)
#define BASE64_FLUSH()
void cs_fprint_base64(FILE* f, const unsigned char* src, int src_len) {
BASE64_ENCODE_BODY;
}
#undef BASE64_OUT
#undef BASE64_FLUSH
#endif /* CS_ENABLE_STDIO */
/* Convert one byte of encoded base64 input stream to 6-bit chunk */
static unsigned char from_b64(unsigned char ch) {
/* Inverse lookup map */
static const unsigned char tab[128] = {
255, 255, 255, 255,
255, 255, 255, 255, /* 0 */
255, 255, 255, 255,
255, 255, 255, 255, /* 8 */
255, 255, 255, 255,
255, 255, 255, 255, /* 16 */
255, 255, 255, 255,
255, 255, 255, 255, /* 24 */
255, 255, 255, 255,
255, 255, 255, 255, /* 32 */
255, 255, 255, 62,
255, 255, 255, 63, /* 40 */
52, 53, 54, 55,
56, 57, 58, 59, /* 48 */
60, 61, 255, 255,
255, 200, 255, 255, /* 56 '=' is 200, on index 61 */
255, 0, 1, 2,
3, 4, 5, 6, /* 64 */
7, 8, 9, 10,
11, 12, 13, 14, /* 72 */
15, 16, 17, 18,
19, 20, 21, 22, /* 80 */
23, 24, 25, 255,
255, 255, 255, 255, /* 88 */
255, 26, 27, 28,
29, 30, 31, 32, /* 96 */
33, 34, 35, 36,
37, 38, 39, 40, /* 104 */
41, 42, 43, 44,
45, 46, 47, 48, /* 112 */
49, 50, 51, 255,
255, 255, 255, 255, /* 120 */
};
return tab[ch & 127];
}
int cs_base64_decode(const unsigned char* s, int len, char* dst, int* dec_len) {
unsigned char a, b, c, d;
int orig_len = len;
char* orig_dst = dst;
while (len >= 4 && (a = from_b64(s[0])) != 255 &&
(b = from_b64(s[1])) != 255 && (c = from_b64(s[2])) != 255 &&
(d = from_b64(s[3])) != 255) {
s += 4;
len -= 4;
if (a == 200 || b == 200) break; /* '=' can't be there */
*dst++ = a << 2 | b >> 4;
if (c == 200) break;
*dst++ = b << 4 | c >> 2;
if (d == 200) break;
*dst++ = c << 6 | d;
}
*dst = 0;
if (dec_len != NULL) *dec_len = (dst - orig_dst);
return orig_len - len;
}
#endif /* EXCLUDE_COMMON */
#ifdef MG_MODULE_LINES
#line 1 "src/common/cs_dbg.h"
#endif
#ifndef CS_COMMON_CS_DBG_H_
#define CS_COMMON_CS_DBG_H_
/* Amalgamated: #include "common/platform.h" */
#if CS_ENABLE_STDIO
#include <stdio.h>
#endif
#ifndef CS_ENABLE_DEBUG
#define CS_ENABLE_DEBUG 0
#endif
#ifndef CS_LOG_PREFIX_LEN
#define CS_LOG_PREFIX_LEN 24
#endif
#ifndef CS_LOG_ENABLE_TS_DIFF
#define CS_LOG_ENABLE_TS_DIFF 0
#endif
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
/*
* Log level; `LL_INFO` is the default. Use `cs_log_set_level()` to change it.
*/
enum cs_log_level {
LL_NONE = -1,
LL_ERROR = 0,
LL_WARN = 1,
LL_INFO = 2,
LL_DEBUG = 3,
LL_VERBOSE_DEBUG = 4,
_LL_MIN = -2,
_LL_MAX = 5,
};
/*
* Set max log level to print; messages with the level above the given one will
* not be printed.
*/
void cs_log_set_level(enum cs_log_level level);
/*
* A comma-separated set of prefix=level.
* prefix is matched against the log prefix exactly as printed, including line
* number, but partial match is ok. Check stops on first matching entry.
* If nothing matches, default level is used.
*
* Examples:
* main.c:=4 - everything from main C at verbose debug level.
* mongoose.c=1,mjs.c=1,=4 - everything at verbose debug except mg_* and mjs_*
*
*/
void cs_log_set_file_level(const char* file_level);
/*
* Helper function which prints message prefix with the given `level`.
* If message should be printed (according to the current log level
* and filter), prints the prefix and returns 1, otherwise returns 0.
*
* Clients should typically just use `LOG()` macro.
*/
int cs_log_print_prefix(enum cs_log_level level, const char* fname, int line);
extern enum cs_log_level cs_log_level;
#if CS_ENABLE_STDIO
/*
* Set file to write logs into. If `NULL`, logs go to `stderr`.
*/
void cs_log_set_file(FILE* file);
/*
* Prints log to the current log file, appends "\n" in the end and flushes the
* stream.
*/
void cs_log_printf(const char* fmt, ...) PRINTF_LIKE(1, 2);
#if CS_ENABLE_STDIO
/*
* Format and print message `x` with the given level `l`. Example:
*
* ```c
* LOG(LL_INFO, ("my info message: %d", 123));
* LOG(LL_DEBUG, ("my debug message: %d", 123));
* ```
*/
#define LOG(l, x) \
do { \
if (cs_log_print_prefix(l, __FILE__, __LINE__)) { \
cs_log_printf x; \
} \
} while (0)
#else
#define LOG(l, x) ((void) l)
#endif
#ifndef CS_NDEBUG
/*
* Shortcut for `LOG(LL_VERBOSE_DEBUG, (...))`
*/
#define DBG(x) LOG(LL_VERBOSE_DEBUG, x)
#else /* NDEBUG */
#define DBG(x)
#endif
#else /* CS_ENABLE_STDIO */
#define LOG(l, x)
#define DBG(x)
#endif
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* CS_COMMON_CS_DBG_H_ */
#ifdef MG_MODULE_LINES
#line 1 "src/common/cs_dbg.c"
#endif
/* Amalgamated: #include "common/cs_dbg.h" */
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
/* Amalgamated: #include "common/cs_time.h" */
/* Amalgamated: #include "common/str_util.h" */
enum cs_log_level cs_log_level WEAK =
#if CS_ENABLE_DEBUG
LL_VERBOSE_DEBUG;
#else
LL_ERROR;
#endif
#if CS_ENABLE_STDIO
static char* s_file_level = NULL;
void cs_log_set_file_level(const char* file_level) WEAK;
FILE* cs_log_file WEAK = NULL;
#if CS_LOG_ENABLE_TS_DIFF
double cs_log_ts WEAK;
#endif
enum cs_log_level cs_log_cur_msg_level WEAK = LL_NONE;
/* In implementations that require locking, these can be overridden. */
void cs_log_lock(void) WEAK;
void cs_log_lock(void) {
}
void cs_log_unlock(void) WEAK;
void cs_log_unlock(void) {
}
void cs_log_set_file_level(const char* file_level) {
char* fl = s_file_level;
if (file_level != NULL) {
s_file_level = strdup(file_level);
}
else {
s_file_level = NULL;
}
free(fl);
}
int cs_log_print_prefix(enum cs_log_level level, const char* file, int ln) WEAK;
int cs_log_print_prefix(enum cs_log_level level, const char* file, int ln) {
char prefix[CS_LOG_PREFIX_LEN], * q;
const char* p;
size_t fl = 0, ll = 0, pl = 0;
if (level > cs_log_level && s_file_level == NULL) return 0;
p = file + strlen(file);
while (p != file) {
const char c = *(p - 1);
if (c == '/' || c == '\\') break;
p--;
fl++;
}
ll = (ln < 10000 ? (ln < 1000 ? (ln < 100 ? (ln < 10 ? 1 : 2) : 3) : 4) : 5);
if (fl > (sizeof(prefix) - ll - 2)) fl = (sizeof(prefix) - ll - 2);
pl = fl + 1 + ll;
memcpy(prefix, p, fl);
q = prefix + pl;
memset(q, ' ', sizeof(prefix) - pl);
do {
*(--q) = '0' + (ln % 10);
ln /= 10;
} while (ln > 0);
*(--q) = ':';
if (s_file_level != NULL) {
enum cs_log_level pll = cs_log_level;
struct mg_str fl = mg_mk_str(s_file_level), ps = MG_MK_STR_N(prefix, pl);
struct mg_str k, v;
while ((fl = mg_next_comma_list_entry_n(fl, &k, &v)).p != NULL) {
bool yes = !(!mg_str_starts_with(ps, k) || v.len == 0);
if (!yes) continue;
pll = (enum cs_log_level)(*v.p - '0');
break;
}
if (level > pll) return 0;
}
cs_log_lock();
if (cs_log_file == NULL) cs_log_file = stderr;
cs_log_cur_msg_level = level;
fwrite(prefix, 1, sizeof(prefix), cs_log_file);
#if CS_LOG_ENABLE_TS_DIFF
{
double now = cs_time();
fprintf(cs_log_file, "%7u ", (unsigned int)((now - cs_log_ts) * 1000000));
cs_log_ts = now;
}
#endif
return 1;
}
void cs_log_printf(const char* fmt, ...) WEAK;
void cs_log_printf(const char* fmt, ...) {
va_list ap;
va_start(ap, fmt);
vfprintf(cs_log_file, fmt, ap);
va_end(ap);
fputc('\n', cs_log_file);
fflush(cs_log_file);
cs_log_cur_msg_level = LL_NONE;
cs_log_unlock();
}
void cs_log_set_file(FILE* file) WEAK;
void cs_log_set_file(FILE* file) {
cs_log_file = file;
}
#else
void cs_log_set_file_level(const char* file_level) {
(void)file_level;
}
#endif /* CS_ENABLE_STDIO */
void cs_log_set_level(enum cs_log_level level) WEAK;
void cs_log_set_level(enum cs_log_level level) {
cs_log_level = level;
#if CS_LOG_ENABLE_TS_DIFF && CS_ENABLE_STDIO
cs_log_ts = cs_time();
#endif
}
#ifdef MG_MODULE_LINES
#line 1 "src/common/cs_dirent.h"
#endif
#ifndef CS_COMMON_CS_DIRENT_H_
#define CS_COMMON_CS_DIRENT_H_
#include <limits.h>
/* Amalgamated: #include "common/platform.h" */
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#ifdef CS_DEFINE_DIRENT
typedef struct { int dummy; } DIR;
struct dirent {
int d_ino;
#ifdef _WIN32
char d_name[MAX_PATH];
#else
/* TODO(rojer): Use PATH_MAX but make sure it's sane on every platform */
char d_name[256];
#endif
};
DIR* opendir(const char* dir_name);
int closedir(DIR* dir);
struct dirent* readdir(DIR* dir);
#endif /* CS_DEFINE_DIRENT */
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* CS_COMMON_CS_DIRENT_H_ */
#ifdef MG_MODULE_LINES
#line 1 "src/common/cs_dirent.c"
#endif
#ifndef EXCLUDE_COMMON
/* Amalgamated: #include "common/mg_mem.h" */
/* Amalgamated: #include "common/cs_dirent.h" */
/*
* This file contains POSIX opendir/closedir/readdir API implementation
* for systems which do not natively support it (e.g. Windows).
*/
#ifdef _WIN32
struct win32_dir {
DIR d;
HANDLE handle;
WIN32_FIND_DATAW info;
struct dirent result;
};
DIR* opendir(const char* name) {
struct win32_dir* dir = NULL;
wchar_t wpath[MAX_PATH];
DWORD attrs;
if (name == NULL) {
SetLastError(ERROR_BAD_ARGUMENTS);
}
else if ((dir = (struct win32_dir*)MG_MALLOC(sizeof(*dir))) == NULL) {
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
}
else {
to_wchar(name, wpath, ARRAY_SIZE(wpath));
attrs = GetFileAttributesW(wpath);
if (attrs != 0xFFFFFFFF && (attrs & FILE_ATTRIBUTE_DIRECTORY)) {
(void)wcscat(wpath, L"\\*");
dir->handle = FindFirstFileW(wpath, &dir->info);
dir->result.d_name[0] = '\0';
}
else {
MG_FREE(dir);
dir = NULL;
}
}
return (DIR*)dir;
}
int closedir(DIR* d) {
struct win32_dir* dir = (struct win32_dir*)d;
int result = 0;
if (dir != NULL) {
if (dir->handle != INVALID_HANDLE_VALUE)
result = FindClose(dir->handle) ? 0 : -1;
MG_FREE(dir);
}
else {
result = -1;
SetLastError(ERROR_BAD_ARGUMENTS);
}
return result;
}
struct dirent* readdir(DIR* d) {
struct win32_dir* dir = (struct win32_dir*)d;
struct dirent* result = NULL;
if (dir) {
memset(&dir->result, 0, sizeof(dir->result));
if (dir->handle != INVALID_HANDLE_VALUE) {
result = &dir->result;
(void)WideCharToMultiByte(CP_UTF8, 0, dir->info.cFileName, -1,
result->d_name, sizeof(result->d_name), NULL,
NULL);
if (!FindNextFileW(dir->handle, &dir->info)) {
(void)FindClose(dir->handle);
dir->handle = INVALID_HANDLE_VALUE;
}
}
else {
SetLastError(ERROR_FILE_NOT_FOUND);
}
}
else {
SetLastError(ERROR_BAD_ARGUMENTS);
}
return result;
}
#endif
#endif /* EXCLUDE_COMMON */
/* ISO C requires a translation unit to contain at least one declaration */
typedef int cs_dirent_dummy;
#ifdef MG_MODULE_LINES
#line 1 "src/common/cs_time.c"
#endif
/* Amalgamated: #include "common/cs_time.h" */
#ifndef _WIN32
#include <stddef.h>
/*
* There is no sys/time.h on ARMCC.
*/
#if !(defined(__ARMCC_VERSION) || defined(__ICCARM__)) && \
!defined(__TI_COMPILER_VERSION__) && \
(!defined(CS_PLATFORM) || CS_PLATFORM != CS_P_NXP_LPC)
#include <sys/time.h>
#endif
#else
#include <windows.h>
#endif
double cs_time(void) WEAK;
double cs_time(void) {
double now;
#ifndef _WIN32
struct timeval tv;
if (gettimeofday(&tv, NULL /* tz */) != 0) return 0;
now = (double)tv.tv_sec + (((double)tv.tv_usec) / 1000000.0);
#else
SYSTEMTIME sysnow;
FILETIME ftime;
GetLocalTime(&sysnow);
SystemTimeToFileTime(&sysnow, &ftime);
/*
* 1. VC 6.0 doesn't support conversion uint64 -> double, so, using int64
* This should not cause a problems in this (21th) century
* 2. Windows FILETIME is a number of 100-nanosecond intervals since January
* 1, 1601 while time_t is a number of _seconds_ since January 1, 1970 UTC,
* thus, we need to convert to seconds and adjust amount (subtract 11644473600
* seconds)
*/
now = (double)(((int64_t)ftime.dwLowDateTime +
((int64_t)ftime.dwHighDateTime << 32)) /
10000000.0) -
11644473600;
#endif /* _WIN32 */
return now;
}
double cs_timegm(const struct tm* tm) {
/* Month-to-day offset for non-leap-years. */
static const int month_day[12] = { 0, 31, 59, 90, 120, 151,
181, 212, 243, 273, 304, 334 };
/* Most of the calculation is easy; leap years are the main difficulty. */
int month = tm->tm_mon % 12;
int year = tm->tm_year + tm->tm_mon / 12;
int year_for_leap;
int64_t rt;
if (month < 0) { /* Negative values % 12 are still negative. */
month += 12;
--year;
}
/* This is the number of Februaries since 1900. */
year_for_leap = (month > 1) ? year + 1 : year;
rt =
tm->tm_sec /* Seconds */
+
60 *
(tm->tm_min /* Minute = 60 seconds */
+
60 * (tm->tm_hour /* Hour = 60 minutes */
+
24 * (month_day[month] + tm->tm_mday - 1 /* Day = 24 hours */
+ 365 * (year - 70) /* Year = 365 days */
+ (year_for_leap - 69) / 4 /* Every 4 years is leap... */
- (year_for_leap - 1) / 100 /* Except centuries... */
+ (year_for_leap + 299) / 400))); /* Except 400s. */
return rt < 0 ? -1 : (double)rt;
}
#ifdef MG_MODULE_LINES
#line 1 "src/common/cs_endian.h"
#endif
#ifndef CS_COMMON_CS_ENDIAN_H_
#define CS_COMMON_CS_ENDIAN_H_
#ifdef __cplusplus
extern "C" {
#endif
/*
* clang with std=-c99 uses __LITTLE_ENDIAN, by default
* while for ex, RTOS gcc - LITTLE_ENDIAN, by default
* it depends on __USE_BSD, but let's have everything
*/
#if !defined(BYTE_ORDER) && defined(__BYTE_ORDER)
#define BYTE_ORDER __BYTE_ORDER
#ifndef LITTLE_ENDIAN
#define LITTLE_ENDIAN __LITTLE_ENDIAN
#endif /* LITTLE_ENDIAN */
#ifndef BIG_ENDIAN
#define BIG_ENDIAN __LITTLE_ENDIAN
#endif /* BIG_ENDIAN */
#endif /* BYTE_ORDER */
#ifdef __cplusplus
}
#endif
#endif /* CS_COMMON_CS_ENDIAN_H_ */
#ifdef MG_MODULE_LINES
#line 1 "src/common/cs_md5.c"
#endif
/*
* This code implements the MD5 message-digest algorithm.
* The algorithm is due to Ron Rivest. This code was
* written by Colin Plumb in 1993, no copyright is claimed.
* This code is in the public domain; do with it what you wish.
*
* Equivalent code is available from RSA Data Security, Inc.
* This code has been tested against that, and is equivalent,
* except that you don't need to include two pages of legalese
* with every copy.
*
* To compute the message digest of a chunk of bytes, declare an
* MD5Context structure, pass it to MD5Init, call MD5Update as
* needed on buffers full of bytes, and then call MD5Final, which
* will fill a supplied 16-byte array with the digest.
*/
/* Amalgamated: #include "common/cs_md5.h" */
/* Amalgamated: #include "common/str_util.h" */
#if !defined(EXCLUDE_COMMON)
#if !CS_DISABLE_MD5
/* Amalgamated: #include "common/cs_endian.h" */
static void byteReverse(unsigned char* buf, unsigned longs) {
/* Forrest: MD5 expect LITTLE_ENDIAN, swap if BIG_ENDIAN */
#if BYTE_ORDER == BIG_ENDIAN
do {
uint32_t t = (uint32_t)((unsigned)buf[3] << 8 | buf[2]) << 16 |
((unsigned)buf[1] << 8 | buf[0]);
*(uint32_t*)buf = t;
buf += 4;
} while (--longs);
#else
(void)buf;
(void)longs;
#endif
}
#define F1(x, y, z) (z ^ (x & (y ^ z)))
#define F2(x, y, z) F1(z, x, y)
#define F3(x, y, z) (x ^ y ^ z)
#define F4(x, y, z) (y ^ (x | ~z))
#define MD5STEP(f, w, x, y, z, data, s) \
(w += f(x, y, z) + data, w = w << s | w >> (32 - s), w += x)
/*
* Start MD5 accumulation. Set bit count to 0 and buffer to mysterious
* initialization constants.
*/
void cs_md5_init(cs_md5_ctx* ctx) {
ctx->buf[0] = 0x67452301;
ctx->buf[1] = 0xefcdab89;
ctx->buf[2] = 0x98badcfe;
ctx->buf[3] = 0x10325476;