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/*
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 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
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 * Copyright (C) 1999-2004 Hiroyuki Yamamoto
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; either version 2 of the License, or
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 * (at your option) any later version.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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 */
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#ifdef HAVE_CONFIG_H
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#  include "config.h"
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#endif
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#include "defs.h"
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#include <glib.h>
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#include <stdio.h>
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#include <string.h>
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#include <ctype.h>
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#include <errno.h>
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#if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
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#  include <wchar.h>
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#  include <wctype.h>
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#endif
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#include <stdlib.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#include <stdarg.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <dirent.h>
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#include <time.h>
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#include "intl.h"
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#include "utils.h"
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#include "socket.h"
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#include "statusbar.h"
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#include "logwindow.h"
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#define BUFFSIZE        8192
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extern gboolean debug_mode;
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55
static void hash_free_strings_func(gpointer key, gpointer value, gpointer data);
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void list_free_strings(GList *list)
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{
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        list = g_list_first(list);
60
61
        while (list != NULL) {
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                g_free(list->data);
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                list = list->next;
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        }
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}
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void slist_free_strings(GSList *list)
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{
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        while (list != NULL) {
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                g_free(list->data);
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                list = list->next;
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        }
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}
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static void hash_free_strings_func(gpointer key, gpointer value, gpointer data)
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{
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        g_free(key);
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}
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80
void hash_free_strings(GHashTable *table)
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{
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        g_hash_table_foreach(table, hash_free_strings_func, NULL);
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}
84
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static void hash_free_value_mem_func(gpointer key, gpointer value,
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                                     gpointer data)
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{
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        g_free(value);
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}
90
91
void hash_free_value_mem(GHashTable *table)
92
{
93
        g_hash_table_foreach(table, hash_free_value_mem_func, NULL);
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}
95
96
gint str_case_equal(gconstpointer v, gconstpointer v2)
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{
98
        return strcasecmp((const gchar *)v, (const gchar *)v2) == 0;
99
}
100
101
guint str_case_hash(gconstpointer key)
102
{
103
        const gchar *p = key;
104
        guint h = *p;
105
106
        if (h) {
107
                h = tolower(h);
108
                for (p += 1; *p != '\0'; p++)
109
                        h = (h << 5) - h + tolower(*p);
110
        }
111
112
        return h;
113
}
114
115
void ptr_array_free_strings(GPtrArray *array)
116
{
117
        gint i;
118
        gchar *str;
119
120
        g_return_if_fail(array != NULL);
121
122
        for (i = 0; i < array->len; i++) {
123
                str = g_ptr_array_index(array, i);
124
                g_free(str);
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        }
126
}
127
128
gboolean str_find(const gchar *haystack, const gchar *needle)
129
{
130
        return strstr(haystack, needle) != NULL ? TRUE : FALSE;
131
}
132
133
gboolean str_case_find(const gchar *haystack, const gchar *needle)
134
{
135
        return strcasestr(haystack, needle) != NULL ? TRUE : FALSE;
136
}
137
138
gboolean str_find_equal(const gchar *haystack, const gchar *needle)
139
{
140
        return strcmp(haystack, needle) == 0;
141
}
142
143
gboolean str_case_find_equal(const gchar *haystack, const gchar *needle)
144
{
145
        return strcasecmp(haystack, needle) == 0;
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}
147
148
gint to_number(const gchar *nstr)
149
{
150
        register const guchar *p;
151
152
        if (*nstr == '\0') return -1;
153
154
        for (p = nstr; *p != '\0'; p++)
155
                if (!isdigit(*p)) return -1;
156
157
        return atoi(nstr);
158
}
159
160
/* convert integer into string,
161
   nstr must be not lower than 11 characters length */
162
gchar *itos_buf(gchar *nstr, gint n)
163
{
164
        g_snprintf(nstr, 11, "%d", n);
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        return nstr;
166
}
167
168
/* convert integer into string */
169
gchar *itos(gint n)
170
{
171
        static gchar nstr[11];
172
173
        return itos_buf(nstr, n);
174
}
175
176
gchar *to_human_readable(off_t size)
177
{
178
        static gchar str[10];
179
180
        if (size < 1024)
181
                g_snprintf(str, sizeof(str), _("%dB"), (gint)size);
182
        else if (size >> 10 < 1024)
183
                g_snprintf(str, sizeof(str), _("%.1fKB"), (gfloat)size / (1 << 10));
184
        else if (size >> 20 < 1024)
185
                g_snprintf(str, sizeof(str), _("%.2fMB"), (gfloat)size / (1 << 20));
186
        else
187
                g_snprintf(str, sizeof(str), _("%.2fGB"), (gfloat)size / (1 << 30));
188
189
        return str;
190
}
191
192
/* strcmp with NULL-checking */
193
gint strcmp2(const gchar *s1, const gchar *s2)
194
{
195
        if (s1 == NULL || s2 == NULL)
196
                return -1;
197
        else
198
                return strcmp(s1, s2);
199
}
200
201
/* compare paths */
202
gint path_cmp(const gchar *s1, const gchar *s2)
203
{
204
        gint len1, len2;
205
206
        if (s1 == NULL || s2 == NULL) return -1;
207
        if (*s1 == '\0' || *s2 == '\0') return -1;
208
209
        len1 = strlen(s1);
210
        len2 = strlen(s2);
211
212
        if (s1[len1 - 1] == G_DIR_SEPARATOR) len1--;
213
        if (s2[len2 - 1] == G_DIR_SEPARATOR) len2--;
214
215
        return strncmp(s1, s2, MAX(len1, len2));
216
}
217
218
/* remove trailing return code */
219
gchar *strretchomp(gchar *str)
220
{
221
        register gchar *s;
222
223
        if (!*str) return str;
224
225
        for (s = str + strlen(str) - 1;
226
             s >= str && (*s == '\n' || *s == '\r');
227
             s--)
228
                *s = '\0';
229
230
        return str;
231
}
232
233
/* remove trailing character */
234
gchar *strtailchomp(gchar *str, gchar tail_char)
235
{
236
        register gchar *s;
237
238
        if (!*str) return str;
239
        if (tail_char == '\0') return str;
240
241
        for (s = str + strlen(str) - 1; s >= str && *s == tail_char; s--)
242
                *s = '\0';
243
244
        return str;
245
}
246
247
/* remove CR (carriage return) */
248
gchar *strcrchomp(gchar *str)
249
{
250
        register gchar *s;
251
252
        if (!*str) return str;
253
254
        s = str + strlen(str) - 1;
255
        if (*s == '\n' && s > str && *(s - 1) == '\r') {
256
                *(s - 1) = '\n';
257
                *s = '\0';
258
        }
259
260
        return str;
261
}
262
263
/* Similar to `strstr' but this function ignores the case of both strings.  */
264
gchar *strcasestr(const gchar *haystack, const gchar *needle)
265
{
266
        register size_t haystack_len, needle_len;
267
268
        haystack_len = strlen(haystack);
269
        needle_len   = strlen(needle);
270
271
        if (haystack_len < needle_len || needle_len == 0)
272
                return NULL;
273
274
        while (haystack_len >= needle_len) {
275
                if (!strncasecmp(haystack, needle, needle_len))
276
                        return (gchar *)haystack;
277
                else {
278
                        haystack++;
279
                        haystack_len--;
280
                }
281
        }
282
283
        return NULL;
284
}
285
286
gpointer my_memmem(gconstpointer haystack, size_t haystacklen,
287
                   gconstpointer needle, size_t needlelen)
288
{
289
        const gchar *haystack_ = (const gchar *)haystack;
290
        const gchar *needle_ = (const gchar *)needle;
291
        const gchar *haystack_cur = (const gchar *)haystack;
292
293
        if (needlelen == 1)
294
                return memchr(haystack_, *needle_, haystacklen);
295
296
        while ((haystack_cur = memchr(haystack_cur, *needle_, haystacklen))
297
               != NULL) {
298
                if (haystacklen - (haystack_cur - haystack_) < needlelen)
299
                        break;
300
                if (memcmp(haystack_cur + 1, needle_ + 1, needlelen - 1) == 0)
301
                        return (gpointer)haystack_cur;
302
                else
303
                        haystack_cur++;
304
        }
305
306
        return NULL;
307
}
308
309
/* Copy no more than N characters of SRC to DEST, with NULL terminating.  */
310
gchar *strncpy2(gchar *dest, const gchar *src, size_t n)
311
{
312
        register gchar c;
313
        gchar *s = dest;
314
315
        do {
316
                if (--n == 0) {
317
                        *dest = '\0';
318
                        return s;
319
                }
320
                c = *src++;
321
                *dest++ = c;
322
        } while (c != '\0');
323
324
        /* don't do zero fill */
325
        return s;
326
}
327
328
#if !HAVE_ISWALNUM
329
int iswalnum(wint_t wc)
330
{
331
        return isalnum((int)wc);
332
}
333
#endif
334
335
#if !HAVE_ISWSPACE
336
int iswspace(wint_t wc)
337
{
338
        return isspace((int)wc);
339
}
340
#endif
341
342
#if !HAVE_TOWLOWER
343
wint_t towlower(wint_t wc)
344
{
345
        if (wc >= L'A' && wc <= L'Z')
346
                return wc + L'a' - L'A';
347
348
        return wc;
349
}
350
#endif
351
352
#if !HAVE_WCSLEN
353
size_t wcslen(const wchar_t *s)
354
{
355
        size_t len = 0;
356
357
        while (*s != L'\0')
358
                ++len, ++s;
359
360
        return len;
361
}
362
#endif
363
364
#if !HAVE_WCSCPY
365
/* Copy SRC to DEST.  */
366
wchar_t *wcscpy(wchar_t *dest, const wchar_t *src)
367
{
368
        wint_t c;
369
        wchar_t *s = dest;
370
371
        do {
372
                c = *src++;
373
                *dest++ = c;
374
        } while (c != L'\0');
375
376
        return s;
377
}
378
#endif
379
380
#if !HAVE_WCSNCPY
381
/* Copy no more than N wide-characters of SRC to DEST.  */
382
wchar_t *wcsncpy (wchar_t *dest, const wchar_t *src, size_t n)
383
{
384
        wint_t c;
385
        wchar_t *s = dest;
386
387
        do {
388
                c = *src++;
389
                *dest++ = c;
390
                if (--n == 0)
391
                        return s;
392
        } while (c != L'\0');
393
394
        /* zero fill */
395
        do
396
                *dest++ = L'\0';
397
        while (--n > 0);
398
399
        return s;
400
}
401
#endif
402
403
/* Duplicate S, returning an identical malloc'd string. */
404
wchar_t *wcsdup(const wchar_t *s)
405
{
406
        wchar_t *new_str;
407
408
        if (s) {
409
                new_str = g_new(wchar_t, wcslen(s) + 1);
410
                wcscpy(new_str, s);
411
        } else
412
                new_str = NULL;
413
414
        return new_str;
415
}
416
417
/* Duplicate no more than N wide-characters of S,
418
   returning an identical malloc'd string. */
419
wchar_t *wcsndup(const wchar_t *s, size_t n)
420
{
421
        wchar_t *new_str;
422
423
        if (s) {
424
                new_str = g_new(wchar_t, n + 1);
425
                wcsncpy(new_str, s, n);
426
                new_str[n] = (wchar_t)0;
427
        } else
428
                new_str = NULL;
429
430
        return new_str;
431
}
432
433
wchar_t *strdup_mbstowcs(const gchar *s)
434
{
435
        wchar_t *new_str;
436
437
        if (s) {
438
                new_str = g_new(wchar_t, strlen(s) + 1);
439
                if (mbstowcs(new_str, s, strlen(s) + 1) < 0) {
440
                        g_free(new_str);
441
                        new_str = NULL;
442
                } else
443
                        new_str = g_realloc(new_str,
444
                                            sizeof(wchar_t) * (wcslen(new_str) + 1));
445
        } else
446
                new_str = NULL;
447
448
        return new_str;
449
}
450
451
gchar *strdup_wcstombs(const wchar_t *s)
452
{
453
        gchar *new_str;
454
        size_t len;
455
456
        if (s) {
457
                len = wcslen(s) * MB_CUR_MAX + 1;
458
                new_str = g_new(gchar, len);
459
                if (wcstombs(new_str, s, len) < 0) {
460
                        g_free(new_str);
461
                        new_str = NULL;
462
                } else
463
                        new_str = g_realloc(new_str, strlen(new_str) + 1);
464
        } else
465
                new_str = NULL;
466
467
        return new_str;
468
}
469
470
/* Compare S1 and S2, ignoring case.  */
471
gint wcsncasecmp(const wchar_t *s1, const wchar_t *s2, size_t n)
472
{
473
        wint_t c1;
474
        wint_t c2;
475
476
        while (n--) {
477
                c1 = towlower(*s1++);
478
                c2 = towlower(*s2++);
479
                if (c1 != c2)
480
                        return c1 - c2;
481
                else if (c1 == 0 && c2 == 0)
482
                        break;
483
        }
484
485
        return 0;
486
}
487
488
/* Find the first occurrence of NEEDLE in HAYSTACK, ignoring case.  */
489
wchar_t *wcscasestr(const wchar_t *haystack, const wchar_t *needle)
490
{
491
        register size_t haystack_len, needle_len;
492
493
        haystack_len = wcslen(haystack);
494
        needle_len   = wcslen(needle);
495
496
        if (haystack_len < needle_len || needle_len == 0)
497
                return NULL;
498
499
        while (haystack_len >= needle_len) {
500
                if (!wcsncasecmp(haystack, needle, needle_len))
501
                        return (wchar_t *)haystack;
502
                else {
503
                        haystack++;
504
                        haystack_len--;
505
                }
506
        }
507
508
        return NULL;
509
}
510
511
gint get_mbs_len(const gchar *s)
512
{
513
        const gchar *p = s;
514
        gint mb_len;
515
        gint len = 0;
516
517
        if (!p)
518
                return -1;
519
520
        while (*p != '\0') {
521
                mb_len = g_utf8_skip[*(guchar *)p];
522
                if (mb_len == 0)
523
                        break;
524
                else
525
                        len++;
526
527
                p += mb_len;
528
        }
529
530
        return len;
531
}
532
533
/* Examine if next block is non-ASCII string */
534
gboolean is_next_nonascii(const guchar *s)
535
{
536
        const guchar *p;
537
538
        /* skip head space */
539
        for (p = s; *p != '\0' && isspace(*p); p++)
540
                ;
541
        for (; *p != '\0' && !isspace(*p); p++) {
542
                if (*p > 127 || *p < 32)
543
                        return TRUE;
544
        }
545
546
        return FALSE;
547
}
548
549
gint get_next_word_len(const guchar *s)
550
{
551
        gint len = 0;
552
553
        for (; *s != '\0' && !isspace(*s); s++, len++)
554
                ;
555
556
        return len;
557
}
558
559
/* compare subjects */
560
gint subject_compare(const gchar *s1, const gchar *s2)
561
{
562
        gchar *str1, *str2;
563
564
        if (!s1 || !s2) return -1;
565
        if (!*s1 || !*s2) return -1;
566
567
        Xstrdup_a(str1, s1, return -1);
568
        Xstrdup_a(str2, s2, return -1);
569
570
        trim_subject_for_compare(str1);
571
        trim_subject_for_compare(str2);
572
573
        if (!*str1 || !*str2) return -1;
574
575
        return strcmp(str1, str2);
576
}
577
578
gint subject_compare_for_sort(const gchar *s1, const gchar *s2)
579
{
580
        gchar *str1, *str2;
581
582
        if (!s1 || !s2) return -1;
583
584
        Xstrdup_a(str1, s1, return -1);
585
        Xstrdup_a(str2, s2, return -1);
586
587
        trim_subject_for_sort(str1);
588
        trim_subject_for_sort(str2);
589
590
        return strcasecmp(str1, str2);
591
}
592
593
void trim_subject_for_compare(gchar *str)
594
{
595
        guchar *srcp;
596
597
        eliminate_parenthesis(str, '[', ']');
598
        eliminate_parenthesis(str, '(', ')');
599
        g_strstrip(str);
600
601
        while (!strncasecmp(str, "Re:", 3)) {
602
                srcp = str + 3;
603
                while (isspace(*srcp)) srcp++;
604
                memmove(str, srcp, strlen(srcp) + 1);
605
        }
606
}
607
608
void trim_subject_for_sort(gchar *str)
609
{
610
        guchar *srcp;
611
612
        g_strstrip(str);
613
614
        while (!strncasecmp(str, "Re:", 3)) {
615
                srcp = str + 3;
616
                while (isspace(*srcp)) srcp++;
617
                memmove(str, srcp, strlen(srcp) + 1);
618
        }
619
}
620
621
void trim_subject(gchar *str)
622
{
623
        register guchar *srcp, *destp;
624
        gchar op, cl;
625
        gint in_brace;
626
627
        destp = str;
628
        while (!strncasecmp(destp, "Re:", 3)) {
629
                destp += 3;
630
                while (isspace(*destp)) destp++;
631
        }
632
633
        if (*destp == '[') {
634
                op = '[';
635
                cl = ']';
636
        } else if (*destp == '(') {
637
                op = '(';
638
                cl = ')';
639
        } else
640
                return;
641
642
        srcp = destp + 1;
643
        in_brace = 1;
644
        while (*srcp) {
645
                if (*srcp == op)
646
                        in_brace++;
647
                else if (*srcp == cl)
648
                        in_brace--;
649
                srcp++;
650
                if (in_brace == 0)
651
                        break;
652
        }
653
        while (isspace(*srcp)) srcp++;
654
        memmove(destp, srcp, strlen(srcp) + 1);
655
}
656
657
void eliminate_parenthesis(gchar *str, gchar op, gchar cl)
658
{
659
        register guchar *srcp, *destp;
660
        gint in_brace;
661
662
        srcp = destp = str;
663
664
        while ((destp = strchr(destp, op))) {
665
                in_brace = 1;
666
                srcp = destp + 1;
667
                while (*srcp) {
668
                        if (*srcp == op)
669
                                in_brace++;
670
                        else if (*srcp == cl)
671
                                in_brace--;
672
                        srcp++;
673
                        if (in_brace == 0)
674
                                break;
675
                }
676
                while (isspace(*srcp)) srcp++;
677
                memmove(destp, srcp, strlen(srcp) + 1);
678
        }
679
}
680
681
void extract_parenthesis(gchar *str, gchar op, gchar cl)
682
{
683
        register gchar *srcp, *destp;
684
        gint in_brace;
685
686
        srcp = destp = str;
687
688
        while ((srcp = strchr(destp, op))) {
689
                if (destp > str)
690
                        *destp++ = ' ';
691
                memmove(destp, srcp + 1, strlen(srcp));
692
                in_brace = 1;
693
                while(*destp) {
694
                        if (*destp == op)
695
                                in_brace++;
696
                        else if (*destp == cl)
697
                                in_brace--;
698
699
                        if (in_brace == 0)
700
                                break;
701
702
                        destp++;
703
                }
704
        }
705
        *destp = '\0';
706
}
707
708
void extract_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
709
                                         gchar op, gchar cl)
710
{
711
        register gchar *srcp, *destp;
712
        gint in_brace;
713
        gboolean in_quote = FALSE;
714
715
        srcp = destp = str;
716
717
        while ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
718
                if (destp > str)
719
                        *destp++ = ' ';
720
                memmove(destp, srcp + 1, strlen(srcp));
721
                in_brace = 1;
722
                while(*destp) {
723
                        if (*destp == op && !in_quote)
724
                                in_brace++;
725
                        else if (*destp == cl && !in_quote)
726
                                in_brace--;
727
                        else if (*destp == quote_chr)
728
                                in_quote ^= TRUE;
729
730
                        if (in_brace == 0)
731
                                break;
732
733
                        destp++;
734
                }
735
        }
736
        *destp = '\0';
737
}
738
739
void eliminate_quote(gchar *str, gchar quote_chr)
740
{
741
        register guchar *srcp, *destp;
742
743
        srcp = destp = str;
744
745
        while ((destp = strchr(destp, quote_chr))) {
746
                if ((srcp = strchr(destp + 1, quote_chr))) {
747
                        srcp++;
748
                        while (isspace(*srcp)) srcp++;
749
                        memmove(destp, srcp, strlen(srcp) + 1);
750
                } else {
751
                        *destp = '\0';
752
                        break;
753
                }
754
        }
755
}
756
757
void extract_quote(gchar *str, gchar quote_chr)
758
{
759
        register gchar *p;
760
761
        if ((str = strchr(str, quote_chr))) {
762
                if ((p = strchr(str + 1, quote_chr))) {
763
                        *p = '\0';
764
                        memmove(str, str + 1, p - str);
765
                }
766
        }
767
}
768
769
void eliminate_address_comment(gchar *str)
770
{
771
        register guchar *srcp, *destp;
772
        gint in_brace;
773
774
        srcp = destp = str;
775
776
        while ((destp = strchr(destp, '"'))) {
777
                if ((srcp = strchr(destp + 1, '"'))) {
778
                        srcp++;
779
                        if (*srcp == '@') {
780
                                destp = srcp + 1;
781
                        } else {
782
                                while (isspace(*srcp)) srcp++;
783
                                memmove(destp, srcp, strlen(srcp) + 1);
784
                        }
785
                } else {
786
                        *destp = '\0';
787
                        break;
788
                }
789
        }
790
791
        srcp = destp = str;
792
793
        while ((destp = strchr_with_skip_quote(destp, '"', '('))) {
794
                in_brace = 1;
795
                srcp = destp + 1;
796
                while (*srcp) {
797
                        if (*srcp == '(')
798
                                in_brace++;
799
                        else if (*srcp == ')')
800
                                in_brace--;
801
                        srcp++;
802
                        if (in_brace == 0)
803
                                break;
804
                }
805
                while (isspace(*srcp)) srcp++;
806
                memmove(destp, srcp, strlen(srcp) + 1);
807
        }
808
}
809
810
gchar *strchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
811
{
812
        gboolean in_quote = FALSE;
813
814
        while (*str) {
815
                if (*str == c && !in_quote)
816
                        return (gchar *)str;
817
                if (*str == quote_chr)
818
                        in_quote ^= TRUE;
819
                str++;
820
        }
821
822
        return NULL;
823
}
824
825
gchar *strrchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
826
{
827
        gboolean in_quote = FALSE;
828
        const gchar *p;
829
830
        p = str + strlen(str) - 1;
831
        while (p >= str) {
832
                if (*p == c && !in_quote)
833
                        return (gchar *)p;
834
                if (*p == quote_chr)
835
                        in_quote ^= TRUE;
836
                p--;
837
        }
838
839
        return NULL;
840
}
841
842
void extract_address(gchar *str)
843
{
844
        eliminate_address_comment(str);
845
        if (strchr_with_skip_quote(str, '"', '<'))
846
                extract_parenthesis_with_skip_quote(str, '"', '<', '>');
847
        g_strstrip(str);
848
}
849
850
void extract_list_id_str(gchar *str)
851
{
852
        if (strchr_with_skip_quote(str, '"', '<'))
853
                extract_parenthesis_with_skip_quote(str, '"', '<', '>');
854
        g_strstrip(str);
855
}
856
857
GSList *address_list_append(GSList *addr_list, const gchar *str)
858
{
859
        gchar *work;
860
        gchar *workp;
861
862
        if (!str) return addr_list;
863
864
        Xstrdup_a(work, str, return addr_list);
865
866
        eliminate_address_comment(work);
867
        workp = work;
868
869
        while (workp && *workp) {
870
                gchar *p, *next;
871
872
                if ((p = strchr_with_skip_quote(workp, '"', ','))) {
873
                        *p = '\0';
874
                        next = p + 1;
875
                } else
876
                        next = NULL;
877
878
                if (strchr_with_skip_quote(workp, '"', '<'))
879
                        extract_parenthesis_with_skip_quote
880
                                (workp, '"', '<', '>');
881
882
                g_strstrip(workp);
883
                if (*workp)
884
                        addr_list = g_slist_append(addr_list, g_strdup(workp));
885
886
                workp = next;
887
        }
888
889
        return addr_list;
890
}
891
892
GSList *references_list_append(GSList *msgid_list, const gchar *str)
893
{
894
        const gchar *strp;
895
896
        if (!str) return msgid_list;
897
        strp = str;
898
899
        while (strp && *strp) {
900
                const gchar *start, *end;
901
                gchar *msgid;
902
903
                if ((start = strchr(strp, '<')) != NULL) {
904
                        end = strchr(start + 1, '>');
905
                        if (!end) break;
906
                } else
907
                        break;
908
909
                msgid = g_strndup(start + 1, end - start - 1);
910
                g_strstrip(msgid);
911
                if (*msgid)
912
                        msgid_list = g_slist_append(msgid_list, msgid);
913
                else
914
                        g_free(msgid);
915
916
                strp = end + 1;
917
        }
918
919
        return msgid_list;
920
}
921
922
GSList *newsgroup_list_append(GSList *group_list, const gchar *str)
923
{
924
        gchar *work;
925
        gchar *workp;
926
927
        if (!str) return group_list;
928
929
        Xstrdup_a(work, str, return group_list);
930
931
        workp = work;
932
933
        while (workp && *workp) {
934
                gchar *p, *next;
935
936
                if ((p = strchr_with_skip_quote(workp, '"', ','))) {
937
                        *p = '\0';
938
                        next = p + 1;
939
                } else
940
                        next = NULL;
941
942
                g_strstrip(workp);
943
                if (*workp)
944
                        group_list = g_slist_append(group_list,
945
                                                    g_strdup(workp));
946
947
                workp = next;
948
        }
949
950
        return group_list;
951
}
952
953
GList *add_history(GList *list, const gchar *str)
954
{
955
        GList *old;
956
957
        g_return_val_if_fail(str != NULL, list);
958
959
        old = g_list_find_custom(list, (gpointer)str, (GCompareFunc)strcmp2);
960
        if (old) {
961
                g_free(old->data);
962
                list = g_list_remove(list, old->data);
963
        } else if (g_list_length(list) >= MAX_HISTORY_SIZE) {
964
                GList *last;
965
966
                last = g_list_last(list);
967
                if (last) {
968
                        g_free(last->data);
969
                        g_list_remove(list, last->data);
970
                }
971
        }
972
973
        list = g_list_prepend(list, g_strdup(str));
974
975
        return list;
976
}
977
978
void remove_return(gchar *str)
979
{
980
        register gchar *p = str;
981
982
        while (*p) {
983
                if (*p == '\n' || *p == '\r')
984
                        memmove(p, p + 1, strlen(p));
985
                else
986
                        p++;
987
        }
988
}
989
990
void remove_space(gchar *str)
991
{
992
        register guchar *p = str;
993
        register gint spc;
994
995
        while (*p) {
996
                spc = 0;
997
                while (isspace(*(p + spc)))
998
                        spc++;
999
                if (spc)
1000
                        memmove(p, p + spc, strlen(p + spc) + 1);
1001
                else
1002
                        p++;
1003
        }
1004
}
1005
1006
void unfold_line(gchar *str)
1007
{
1008
        register guchar *p = str;
1009
        register gint spc;
1010
1011
        while (*p) {
1012
                if (*p == '\n' || *p == '\r') {
1013
                        *p++ = ' ';
1014
                        spc = 0;
1015
                        while (isspace(*(p + spc)))
1016
                                spc++;
1017
                        if (spc)
1018
                                memmove(p, p + spc, strlen(p + spc) + 1);
1019
                } else
1020
                        p++;
1021
        }
1022
}
1023
1024
void subst_char(gchar *str, gchar orig, gchar subst)
1025
{
1026
        register gchar *p = str;
1027
1028
        while (*p) {
1029
                if (*p == orig)
1030
                        *p = subst;
1031
                p++;
1032
        }
1033
}
1034
1035
void subst_chars(gchar *str, gchar *orig, gchar subst)
1036
{
1037
        register gchar *p = str;
1038
1039
        while (*p) {
1040
                if (strchr(orig, *p) != NULL)
1041
                        *p = subst;
1042
                p++;
1043
        }
1044
}
1045
1046
void subst_for_filename(gchar *str)
1047
{
1048
        subst_chars(str, " \t\r\n\"'/\\", '_');
1049
}
1050
1051
gboolean is_header_line(const gchar *str)
1052
{
1053
        if (str[0] == ':') return FALSE;
1054
1055
        while (*str != '\0' && *str != ' ') {
1056
                if (*str == ':')
1057
                        return TRUE;
1058
                str++;
1059
        }
1060
1061
        return FALSE;
1062
}
1063
1064
gboolean is_ascii_str(const guchar *str)
1065
{
1066
        while (*str != '\0') {
1067
                if (*str != '\t' && *str != ' ' &&
1068
                    *str != '\r' && *str != '\n' &&
1069
                    (*str < 32 || *str >= 127))
1070
                        return FALSE;
1071
                str++;
1072
        }
1073
1074
        return TRUE;
1075
}
1076
1077
gint get_quote_level(const gchar *str)
1078
{
1079
        const guchar *first_pos;
1080
        const guchar *last_pos;
1081
        const guchar *p = str;
1082
        gint quote_level = -1;
1083
1084
        /* speed up line processing by only searching to the last '>' */
1085
        if ((first_pos = strchr(str, '>')) != NULL) {
1086
                /* skip a line if it contains a '<' before the initial '>' */
1087
                if (memchr(str, '<', first_pos - (const guchar *)str) != NULL)
1088
                        return -1;
1089
                last_pos = strrchr(first_pos, '>');
1090
        } else
1091
                return -1;
1092
1093
        while (p <= last_pos) {
1094
                while (p < last_pos) {
1095
                        if (isspace(*p))
1096
                                p++;
1097
                        else
1098
                                break;
1099
                }
1100
1101
                if (*p == '>')
1102
                        quote_level++;
1103
                else if (*p != '-' && !isspace(*p) && p <= last_pos) {
1104
                        /* any characters are allowed except '-' and space */
1105
                        while (*p != '-' && *p != '>' && !isspace(*p) &&
1106
                               p < last_pos)
1107
                                p++;
1108
                        if (*p == '>')
1109
                                quote_level++;
1110
                        else
1111
                                break;
1112
                }
1113
1114
                p++;
1115
        }
1116
1117
        return quote_level;
1118
}
1119
1120
gchar *strstr_with_skip_quote(const gchar *haystack, const gchar *needle)
1121
{
1122
        register guint haystack_len, needle_len;
1123
        gboolean in_squote = FALSE, in_dquote = FALSE;
1124
1125
        haystack_len = strlen(haystack);
1126
        needle_len   = strlen(needle);
1127
1128
        if (haystack_len < needle_len || needle_len == 0)
1129
                return NULL;
1130
1131
        while (haystack_len >= needle_len) {
1132
                if (!in_squote && !in_dquote &&
1133
                    !strncmp(haystack, needle, needle_len))
1134
                        return (gchar *)haystack;
1135
1136
                /* 'foo"bar"' -> foo"bar"
1137
                   "foo'bar'" -> foo'bar' */
1138
                if (*haystack == '\'') {
1139
                        if (in_squote)
1140
                                in_squote = FALSE;
1141
                        else if (!in_dquote)
1142
                                in_squote = TRUE;
1143
                } else if (*haystack == '\"') {
1144
                        if (in_dquote)
1145
                                in_dquote = FALSE;
1146
                        else if (!in_squote)
1147
                                in_dquote = TRUE;
1148
                }
1149
1150
                haystack++;
1151
                haystack_len--;
1152
        }
1153
1154
        return NULL;
1155
}
1156
1157
gchar *strchr_parenthesis_close(const gchar *str, gchar op, gchar cl)
1158
{
1159
        const gchar *p;
1160
        gchar quote_chr = '"';
1161
        gint in_brace;
1162
        gboolean in_quote = FALSE;
1163
1164
        p = str;
1165
1166
        if ((p = strchr_with_skip_quote(p, quote_chr, op))) {
1167
                p++;
1168
                in_brace = 1;
1169
                while (*p) {
1170
                        if (*p == op && !in_quote)
1171
                                in_brace++;
1172
                        else if (*p == cl && !in_quote)
1173
                                in_brace--;
1174
                        else if (*p == quote_chr)
1175
                                in_quote ^= TRUE;
1176
1177
                        if (in_brace == 0)
1178
                                return (gchar *)p;
1179
1180
                        p++;
1181
                }
1182
        }
1183
1184
        return NULL;
1185
}
1186
1187
gchar **strsplit_parenthesis(const gchar *str, gchar op, gchar cl,
1188
                             gint max_tokens)
1189
{
1190
        GSList *string_list = NULL, *slist;
1191
        gchar **str_array;
1192
        const gchar *s_op, *s_cl;
1193
        guint i, n = 1;
1194
1195
        g_return_val_if_fail(str != NULL, NULL);
1196
1197
        if (max_tokens < 1)
1198
                max_tokens = G_MAXINT;
1199
1200
        s_op = strchr_with_skip_quote(str, '"', op);
1201
        if (!s_op) return NULL;
1202
        str = s_op;
1203
        s_cl = strchr_parenthesis_close(str, op, cl);
1204
        if (s_cl) {
1205
                do {
1206
                        guint len;
1207
                        gchar *new_string;
1208
1209
                        str++;
1210
                        len = s_cl - str;
1211
                        new_string = g_new(gchar, len + 1);
1212
                        strncpy(new_string, str, len);
1213
                        new_string[len] = 0;
1214
                        string_list = g_slist_prepend(string_list, new_string);
1215
                        n++;
1216
                        str = s_cl + 1;
1217
1218
                        while (*str && isspace(*(guchar *)str)) str++;
1219
                        if (*str != op) {
1220
                                string_list = g_slist_prepend(string_list,
1221
                                                              g_strdup(""));
1222
                                n++;
1223
                                s_op = strchr_with_skip_quote(str, '"', op);
1224
                                if (!--max_tokens || !s_op) break;
1225
                                str = s_op;
1226
                        } else
1227
                                s_op = str;
1228
                        s_cl = strchr_parenthesis_close(str, op, cl);
1229
                } while (--max_tokens && s_cl);
1230
        }
1231
1232
        str_array = g_new(gchar*, n);
1233
1234
        i = n - 1;
1235
1236
        str_array[i--] = NULL;
1237
        for (slist = string_list; slist; slist = slist->next)
1238
                str_array[i--] = slist->data;
1239
1240
        g_slist_free(string_list);
1241
1242
        return str_array;
1243
}
1244
1245
gchar **strsplit_with_quote(const gchar *str, const gchar *delim,
1246
                            gint max_tokens)
1247
{
1248
        GSList *string_list = NULL, *slist;
1249
        gchar **str_array, *s, *new_str;
1250
        guint i, n = 1, len;
1251
1252
        g_return_val_if_fail(str != NULL, NULL);
1253
        g_return_val_if_fail(delim != NULL, NULL);
1254
1255
        if (max_tokens < 1)
1256
                max_tokens = G_MAXINT;
1257
1258
        s = strstr_with_skip_quote(str, delim);
1259
        if (s) {
1260
                guint delimiter_len = strlen(delim);
1261
1262
                do {
1263
                        len = s - str;
1264
                        new_str = g_strndup(str, len);
1265
1266
                        if (new_str[0] == '\'' || new_str[0] == '\"') {
1267
                                if (new_str[len - 1] == new_str[0]) {
1268
                                        new_str[len - 1] = '\0';
1269
                                        memmove(new_str, new_str + 1, len - 1);
1270
                                }
1271
                        }
1272
                        string_list = g_slist_prepend(string_list, new_str);
1273
                        n++;
1274
                        str = s + delimiter_len;
1275
                        s = strstr_with_skip_quote(str, delim);
1276
                } while (--max_tokens && s);
1277
        }
1278
1279
        if (*str) {
1280
                new_str = g_strdup(str);
1281
                if (new_str[0] == '\'' || new_str[0] == '\"') {
1282
                        len = strlen(str);
1283
                        if (new_str[len - 1] == new_str[0]) {
1284
                                new_str[len - 1] = '\0';
1285
                                memmove(new_str, new_str + 1, len - 1);
1286
                        }
1287
                }
1288
                string_list = g_slist_prepend(string_list, new_str);
1289
                n++;
1290
        }
1291
1292
        str_array = g_new(gchar*, n);
1293
1294
        i = n - 1;
1295
1296
        str_array[i--] = NULL;
1297
        for (slist = string_list; slist; slist = slist->next)
1298
                str_array[i--] = slist->data;
1299
1300
        g_slist_free(string_list);
1301
1302
        return str_array;
1303
}
1304
1305
gchar *get_abbrev_newsgroup_name(const gchar *group, gint len)
1306
{
1307
        gchar *abbrev_group;
1308
        gchar *ap;
1309
        const gchar *p = group;
1310
        const gchar *last;
1311
1312
        last = group + strlen(group);
1313
        abbrev_group = ap = g_malloc(strlen(group) + 1);
1314
1315
        while (*p) {
1316
                while (*p == '.')
1317
                        *ap++ = *p++;
1318
                if ((ap - abbrev_group) + (last - p) > len && strchr(p, '.')) {
1319
                        *ap++ = *p++;
1320
                        while (*p != '.') p++;
1321
                } else {
1322
                        strcpy(ap, p);
1323
                        return abbrev_group;
1324
                }
1325
        }
1326
1327
        *ap = '\0';
1328
        return abbrev_group;
1329
}
1330
1331
gchar *trim_string(const gchar *str, gint len)
1332
{
1333
        const gchar *p = str;
1334
        gint mb_len;
1335
        gchar *new_str;
1336
        gint new_len = 0;
1337
1338
        if (!str) return NULL;
1339
        if (strlen(str) <= len)
1340
                return g_strdup(str);
1341
        if (g_utf8_validate(str, -1, NULL) == FALSE)
1342
                return g_strdup(str);
1343
1344
        while (*p != '\0') {
1345
                mb_len = g_utf8_skip[*(guchar *)p];
1346
                if (mb_len == 0)
1347
                        break;
1348
                else if (new_len + mb_len > len)
1349
                        break;
1350
1351
                new_len += mb_len;
1352
                p += mb_len;
1353
        }
1354
1355
        Xstrndup_a(new_str, str, new_len, return g_strdup(str));
1356
        return g_strconcat(new_str, "...", NULL);
1357
}
1358
1359
gchar *trim_string_before(const gchar *str, gint len)
1360
{
1361
        const gchar *p = str;
1362
        gint mb_len;
1363
        gint new_len;
1364
1365
        if (!str) return NULL;
1366
        if ((new_len = strlen(str)) <= len)
1367
                return g_strdup(str);
1368
        if (g_utf8_validate(str, -1, NULL) == FALSE)
1369
                return g_strdup(str);
1370
1371
        while (*p != '\0') {
1372
                mb_len = g_utf8_skip[*(guchar *)p];
1373
                if (mb_len == 0)
1374
                        break;
1375
1376
                new_len -= mb_len;
1377
                p += mb_len;
1378
1379
                if (new_len <= len)
1380
                        break;
1381
        }
1382
1383
        return g_strconcat("...", p, NULL);
1384
}
1385
1386
GList *uri_list_extract_filenames(const gchar *uri_list)
1387
{
1388
        GList *result = NULL;
1389
        const guchar *p, *q;
1390
        gchar *file;
1391
1392
        p = uri_list;
1393
1394
        while (p) {
1395
                if (*p != '#') {
1396
                        while (isspace(*p)) p++;
1397
                        if (!strncmp(p, "file:", 5)) {
1398
                                p += 5;
1399
                                q = p;
1400
                                while (*q && *q != '\n' && *q != '\r') q++;
1401
1402
                                if (q > p) {
1403
                                        q--;
1404
                                        while (q > p && isspace(*q)) q--;
1405
                                        file = g_malloc(q - p + 2);
1406
                                        strncpy(file, p, q - p + 1);
1407
                                        file[q - p + 1] = '\0';
1408
                                        result = g_list_append(result,file);
1409
                                }
1410
                        }
1411
                }
1412
                p = strchr(p, '\n');
1413
                if (p) p++;
1414
        }
1415
1416
        return result;
1417
}
1418
1419
#define HEX_TO_INT(val, hex) \
1420
{ \
1421
        gchar c = hex; \
1422
 \
1423
        if ('0' <= c && c <= '9') { \
1424
                val = c - '0'; \
1425
        } else if ('a' <= c && c <= 'f') { \
1426
                val = c - 'a' + 10; \
1427
        } else if ('A' <= c && c <= 'F') { \
1428
                val = c - 'A' + 10; \
1429
        } else { \
1430
                val = 0; \
1431
        } \
1432
}
1433
1434
/* Converts two-digit hexadecimal to decimal. Used for unescaping escaped
1435
 * characters.
1436
 */
1437
static gint axtoi(const gchar *hex_str)
1438
{
1439
        gint hi, lo;
1440
1441
        HEX_TO_INT(hi, hex_str[0]);
1442
        HEX_TO_INT(lo, hex_str[1]);
1443
1444
        return (hi << 4) + lo;
1445
}
1446
1447
gboolean is_uri_string(const gchar *str)
1448
{
1449
        return (g_strncasecmp(str, "http://", 7) == 0 ||
1450
                g_strncasecmp(str, "https://", 8) == 0 ||
1451
                g_strncasecmp(str, "ftp://", 6) == 0 ||
1452
                g_strncasecmp(str, "www.", 4) == 0);
1453
}
1454
1455
gchar *get_uri_path(const gchar *uri)
1456
{
1457
        if (g_strncasecmp(uri, "http://", 7) == 0)
1458
                return (gchar *)(uri + 7);
1459
        else if (g_strncasecmp(uri, "https://", 8) == 0)
1460
                return (gchar *)(uri + 8);
1461
        else if (g_strncasecmp(uri, "ftp://", 6) == 0)
1462
                return (gchar *)(uri + 6);
1463
        else
1464
                return (gchar *)uri;
1465
}
1466
1467
/* Decodes URL-Encoded strings (i.e. strings in which spaces are replaced by
1468
 * plusses, and escape characters are used)
1469
 */
1470
void decode_uri(gchar *decoded_uri, const gchar *encoded_uri)
1471
{
1472
        gchar *dec = decoded_uri;
1473
        const gchar *enc = encoded_uri;
1474
1475
        while (*enc) {
1476
                if (*enc == '%') {
1477
                        enc++;
1478
                        if (isxdigit((guchar)enc[0]) &&
1479
                            isxdigit((guchar)enc[1])) {
1480
                                *dec = axtoi(enc);
1481
                                dec++;
1482
                                enc += 2;
1483
                        }
1484
                } else {
1485
                        if (*enc == '+')
1486
                                *dec = ' ';
1487
                        else
1488
                                *dec = *enc;
1489
                        dec++;
1490
                        enc++;
1491
                }
1492
        }
1493
1494
        *dec = '\0';
1495
}
1496
1497
gint scan_mailto_url(const gchar *mailto, gchar **to, gchar **cc, gchar **bcc,
1498
                     gchar **subject, gchar **body)
1499
{
1500
        gchar *tmp_mailto;
1501
        gchar *p;
1502
1503
        Xstrdup_a(tmp_mailto, mailto, return -1);
1504
1505
        if (!strncmp(tmp_mailto, "mailto:", 7))
1506
                tmp_mailto += 7;
1507
1508
        p = strchr(tmp_mailto, '?');
1509
        if (p) {
1510
                *p = '\0';
1511
                p++;
1512
        }
1513
1514
        if (to && !*to)
1515
                *to = g_strdup(tmp_mailto);
1516
1517
        while (p) {
1518
                gchar *field, *value;
1519
1520
                field = p;
1521
1522
                p = strchr(p, '=');
1523
                if (!p) break;
1524
                *p = '\0';
1525
                p++;
1526
1527
                value = p;
1528
1529
                p = strchr(p, '&');
1530
                if (p) {
1531
                        *p = '\0';
1532
                        p++;
1533
                }
1534
1535
                if (*value == '\0') continue;
1536
1537
                if (cc && !*cc && !g_strcasecmp(field, "cc")) {
1538
                        *cc = g_strdup(value);
1539
                } else if (bcc && !*bcc && !g_strcasecmp(field, "bcc")) {
1540
                        *bcc = g_strdup(value);
1541
                } else if (subject && !*subject &&
1542
                           !g_strcasecmp(field, "subject")) {
1543
                        *subject = g_malloc(strlen(value) + 1);
1544
                        decode_uri(*subject, value);
1545
                } else if (body && !*body && !g_strcasecmp(field, "body")) {
1546
                        *body = g_malloc(strlen(value) + 1);
1547
                        decode_uri(*body, value);
1548
                }
1549
        }
1550
1551
        return 0;
1552
}
1553
1554
/*
1555
 * We need this wrapper around g_get_home_dir(), so that
1556
 * we can fix some Windoze things here.  Should be done in glibc of course
1557
 * but as long as we are not able to do our own extensions to glibc, we do 
1558
 * it here.
1559
 */
1560
const gchar *get_home_dir(void)
1561
{
1562
#if HAVE_DOSISH_SYSTEM
1563
    static gchar *home_dir;
1564
1565
    if (!home_dir) {
1566
        home_dir = read_w32_registry_string(NULL,
1567
                                            "Software\\Sylpheed", "HomeDir" );
1568
        if (!home_dir || !*home_dir) {
1569
            if (getenv ("HOMEDRIVE") && getenv("HOMEPATH")) {
1570
                const char *s = g_get_home_dir();
1571
                if (s && *s)
1572
                    home_dir = g_strdup (s);
1573
            }
1574
            if (!home_dir || !*home_dir) 
1575
                home_dir = g_strdup ("c:\\sylpheed");
1576
        }
1577
        debug_print("initialized home_dir to `%s'\n", home_dir);
1578
    }
1579
    return home_dir;
1580
#else /* standard glib */
1581
    return g_get_home_dir();
1582
#endif
1583
}
1584
1585
const gchar *get_rc_dir(void)
1586
{
1587
        static gchar *rc_dir = NULL;
1588
1589
        if (!rc_dir)
1590
                rc_dir = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
1591
                                     RC_DIR, NULL);
1592
1593
        return rc_dir;
1594
}
1595
1596
const gchar *get_news_cache_dir(void)
1597
{
1598
        static gchar *news_cache_dir = NULL;
1599
1600
        if (!news_cache_dir)
1601
                news_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1602
                                             NEWS_CACHE_DIR, NULL);
1603
1604
        return news_cache_dir;
1605
}
1606
1607
const gchar *get_imap_cache_dir(void)
1608
{
1609
        static gchar *imap_cache_dir = NULL;
1610
1611
        if (!imap_cache_dir)
1612
                imap_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1613
                                             IMAP_CACHE_DIR, NULL);
1614
1615
        return imap_cache_dir;
1616
}
1617
1618
const gchar *get_mime_tmp_dir(void)
1619
{
1620
        static gchar *mime_tmp_dir = NULL;
1621
1622
        if (!mime_tmp_dir)
1623
                mime_tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1624
                                           MIME_TMP_DIR, NULL);
1625
1626
        return mime_tmp_dir;
1627
}
1628
1629
const gchar *get_template_dir(void)
1630
{
1631
        static gchar *template_dir = NULL;
1632
1633
        if (!template_dir)
1634
                template_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1635
                                           TEMPLATE_DIR, NULL);
1636
1637
        return template_dir;
1638
}
1639
1640
const gchar *get_tmp_dir(void)
1641
{
1642
        static gchar *tmp_dir = NULL;
1643
1644
        if (!tmp_dir)
1645
                tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1646
                                      TMP_DIR, NULL);
1647
1648
        return tmp_dir;
1649
}
1650
1651
gchar *get_tmp_file(void)
1652
{
1653
        gchar *tmp_file;
1654
        static guint32 id = 0;
1655
1656
        tmp_file = g_strdup_printf("%s%ctmpfile.%08x",
1657
                                   get_tmp_dir(), G_DIR_SEPARATOR, id++);
1658
1659
        return tmp_file;
1660
}
1661
1662
const gchar *get_domain_name(void)
1663
{
1664
        static gchar *domain_name = NULL;
1665
1666
        if (!domain_name) {
1667
                gchar buf[128] = "";
1668
                struct hostent *hp;
1669
1670
                if (gethostname(buf, sizeof(buf)) < 0) {
1671
                        perror("gethostname");
1672
                        domain_name = "unknown";
1673
                } else {
1674
                        buf[sizeof(buf) - 1] = '\0';
1675
                        if ((hp = my_gethostbyname(buf)) == NULL) {
1676
                                perror("gethostbyname");
1677
                                domain_name = g_strdup(buf);
1678
                        } else {
1679
                                domain_name = g_strdup(hp->h_name);
1680
                        }
1681
                }
1682
1683
                debug_print("domain name = %s\n", domain_name);
1684
        }
1685
1686
        return domain_name;
1687
}
1688
1689
off_t get_file_size(const gchar *file)
1690
{
1691
        struct stat s;
1692
1693
        if (stat(file, &s) < 0) {
1694
                FILE_OP_ERROR(file, "stat");
1695
                return -1;
1696
        }
1697
1698
        return s.st_size;
1699
}
1700
1701
off_t get_file_size_as_crlf(const gchar *file)
1702
{
1703
        FILE *fp;
1704
        off_t size = 0;
1705
        gchar buf[BUFFSIZE];
1706
1707
        if ((fp = fopen(file, "rb")) == NULL) {
1708
                FILE_OP_ERROR(file, "fopen");
1709
                return -1;
1710
        }
1711
1712
        while (fgets(buf, sizeof(buf), fp) != NULL) {
1713
                strretchomp(buf);
1714
                size += strlen(buf) + 2;
1715
        }
1716
1717
        if (ferror(fp)) {
1718
                FILE_OP_ERROR(file, "fgets");
1719
                size = -1;
1720
        }
1721
1722
        fclose(fp);
1723
1724
        return size;
1725
}
1726
1727
off_t get_left_file_size(FILE *fp)
1728
{
1729
        glong pos;
1730
        glong end;
1731
        off_t size;
1732
1733
        if ((pos = ftell(fp)) < 0) {
1734
                perror("ftell");
1735
                return -1;
1736
        }
1737
        if (fseek(fp, 0L, SEEK_END) < 0) {
1738
                perror("fseek");
1739
                return -1;
1740
        }
1741
        if ((end = ftell(fp)) < 0) {
1742
                perror("fseek");
1743
                return -1;
1744
        }
1745
        size = end - pos;
1746
        if (fseek(fp, pos, SEEK_SET) < 0) {
1747
                perror("fseek");
1748
                return -1;
1749
        }
1750
1751
        return size;
1752
}
1753
1754
gboolean file_exist(const gchar *file, gboolean allow_fifo)
1755
{
1756
        struct stat s;
1757
1758
        if (file == NULL)
1759
                return FALSE;
1760
1761
        if (stat(file, &s) < 0) {
1762
                if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1763
                return FALSE;
1764
        }
1765
1766
        if (S_ISREG(s.st_mode) || (allow_fifo && S_ISFIFO(s.st_mode)))
1767
                return TRUE;
1768
1769
        return FALSE;
1770
}
1771
1772
gboolean is_dir_exist(const gchar *dir)
1773
{
1774
        struct stat s;
1775
1776
        if (dir == NULL)
1777
                return FALSE;
1778
1779
        if (stat(dir, &s) < 0) {
1780
                if (ENOENT != errno) FILE_OP_ERROR(dir, "stat");
1781
                return FALSE;
1782
        }
1783
1784
        if (S_ISDIR(s.st_mode))
1785
                return TRUE;
1786
1787
        return FALSE;
1788
}
1789
1790
gboolean is_file_entry_exist(const gchar *file)
1791
{
1792
        struct stat s;
1793
1794
        if (file == NULL)
1795
                return FALSE;
1796
1797
        if (stat(file, &s) < 0) {
1798
                if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1799
                return FALSE;
1800
        }
1801
1802
        return TRUE;
1803
}
1804
1805
gboolean dirent_is_regular_file(struct dirent *d)
1806
{
1807
        struct stat s;
1808
1809
#ifdef HAVE_DIRENT_D_TYPE
1810
        if (d->d_type == DT_REG)
1811
                return TRUE;
1812
        else if (d->d_type != DT_UNKNOWN)
1813
                return FALSE;
1814
#endif
1815
1816
        return (stat(d->d_name, &s) == 0 && S_ISREG(s.st_mode));
1817
}
1818
1819
gboolean dirent_is_directory(struct dirent *d)
1820
{
1821
        struct stat s;
1822
1823
#ifdef HAVE_DIRENT_D_TYPE
1824
        if (d->d_type == DT_DIR)
1825
                return TRUE;
1826
        else if (d->d_type != DT_UNKNOWN)
1827
                return FALSE;
1828
#endif
1829
1830
        return (stat(d->d_name, &s) == 0 && S_ISDIR(s.st_mode));
1831
}
1832
1833
gint change_dir(const gchar *dir)
1834
{
1835
        gchar *prevdir = NULL;
1836
1837
        if (debug_mode)
1838
                prevdir = g_get_current_dir();
1839
1840
        if (chdir(dir) < 0) {
1841
                FILE_OP_ERROR(dir, "chdir");
1842
                if (debug_mode) g_free(prevdir);
1843
                return -1;
1844
        } else if (debug_mode) {
1845
                gchar *cwd;
1846
1847
                cwd = g_get_current_dir();
1848
                if (strcmp(prevdir, cwd) != 0)
1849
                        g_print("current dir: %s\n", cwd);
1850
                g_free(cwd);
1851
                g_free(prevdir);
1852
        }
1853
1854
        return 0;
1855
}
1856
1857
gint make_dir(const gchar *dir)
1858
{
1859
        if (mkdir(dir, S_IRWXU) < 0) {
1860
                FILE_OP_ERROR(dir, "mkdir");
1861
                return -1;
1862
        }
1863
        if (chmod(dir, S_IRWXU) < 0)
1864
                FILE_OP_ERROR(dir, "chmod");
1865
1866
        return 0;
1867
}
1868
1869
gint make_dir_hier(const gchar *dir)
1870
{
1871
        gchar *parent_dir;
1872
        const gchar *p;
1873
1874
        for (p = dir; (p = strchr(p, G_DIR_SEPARATOR)) != NULL; p++) {
1875
                parent_dir = g_strndup(dir, p - dir);
1876
                if (*parent_dir != '\0') {
1877
                        if (!is_dir_exist(parent_dir)) {
1878
                                if (make_dir(parent_dir) < 0) {
1879
                                        g_free(parent_dir);
1880
                                        return -1;
1881
                                }
1882
                        }
1883
                }
1884
                g_free(parent_dir);
1885
        }
1886
1887
        if (!is_dir_exist(dir)) {
1888
                if (make_dir(dir) < 0)
1889
                        return -1;
1890
        }
1891
1892
        return 0;
1893
}
1894
1895
gint remove_all_files(const gchar *dir)
1896
{
1897
        DIR *dp;
1898
        struct dirent *d;
1899
        gchar *prev_dir;
1900
1901
        prev_dir = g_get_current_dir();
1902
1903
        if (chdir(dir) < 0) {
1904
                FILE_OP_ERROR(dir, "chdir");
1905
                g_free(prev_dir);
1906
                return -1;
1907
        }
1908
1909
        if ((dp = opendir(".")) == NULL) {
1910
                FILE_OP_ERROR(dir, "opendir");
1911
                g_free(prev_dir);
1912
                return -1;
1913
        }
1914
1915
        while ((d = readdir(dp)) != NULL) {
1916
                if (!strcmp(d->d_name, ".") ||
1917
                    !strcmp(d->d_name, ".."))
1918
                        continue;
1919
1920
                if (unlink(d->d_name) < 0)
1921
                        FILE_OP_ERROR(d->d_name, "unlink");
1922
        }
1923
1924
        closedir(dp);
1925
1926
        if (chdir(prev_dir) < 0) {
1927
                FILE_OP_ERROR(prev_dir, "chdir");
1928
                g_free(prev_dir);
1929
                return -1;
1930
        }
1931
1932
        g_free(prev_dir);
1933
1934
        return 0;
1935
}
1936
1937
gint remove_numbered_files(const gchar *dir, guint first, guint last)
1938
{
1939
        DIR *dp;
1940
        struct dirent *d;
1941
        gchar *prev_dir;
1942
        gint fileno;
1943
1944
        prev_dir = g_get_current_dir();
1945
1946
        if (chdir(dir) < 0) {
1947
                FILE_OP_ERROR(dir, "chdir");
1948
                g_free(prev_dir);
1949
                return -1;
1950
        }
1951
1952
        if ((dp = opendir(".")) == NULL) {
1953
                FILE_OP_ERROR(dir, "opendir");
1954
                g_free(prev_dir);
1955
                return -1;
1956
        }
1957
1958
        while ((d = readdir(dp)) != NULL) {
1959
                fileno = to_number(d->d_name);
1960
                if (fileno >= 0 && first <= fileno && fileno <= last) {
1961
                        if (is_dir_exist(d->d_name))
1962
                                continue;
1963
                        if (unlink(d->d_name) < 0)
1964
                                FILE_OP_ERROR(d->d_name, "unlink");
1965
                }
1966
        }
1967
1968
        closedir(dp);
1969
1970
        if (chdir(prev_dir) < 0) {
1971
                FILE_OP_ERROR(prev_dir, "chdir");
1972
                g_free(prev_dir);
1973
                return -1;
1974
        }
1975
1976
        g_free(prev_dir);
1977
1978
        return 0;
1979
}
1980
1981
gint remove_all_numbered_files(const gchar *dir)
1982
{
1983
        return remove_numbered_files(dir, 0, UINT_MAX);
1984
}
1985
1986
gint remove_expired_files(const gchar *dir, guint hours)
1987
{
1988
        DIR *dp;
1989
        struct dirent *d;
1990
        struct stat s;
1991
        gchar *prev_dir;
1992
        gint fileno;
1993
        time_t mtime, now, expire_time;
1994
1995
        prev_dir = g_get_current_dir();
1996
1997
        if (chdir(dir) < 0) {
1998
                FILE_OP_ERROR(dir, "chdir");
1999
                g_free(prev_dir);
2000
                return -1;
2001
        }
2002
2003
        if ((dp = opendir(".")) == NULL) {
2004
                FILE_OP_ERROR(dir, "opendir");
2005
                g_free(prev_dir);
2006
                return -1;
2007
        }
2008
2009
        now = time(NULL);
2010
        expire_time = hours * 60 * 60;
2011
2012
        while ((d = readdir(dp)) != NULL) {
2013
                fileno = to_number(d->d_name);
2014
                if (fileno >= 0) {
2015
                        if (stat(d->d_name, &s) < 0) {
2016
                                FILE_OP_ERROR(d->d_name, "stat");
2017
                                continue;
2018
                        }
2019
                        if (S_ISDIR(s.st_mode))
2020
                                continue;
2021
                        mtime = MAX(s.st_mtime, s.st_atime);
2022
                        if (now - mtime > expire_time) {
2023
                                if (unlink(d->d_name) < 0)
2024
                                        FILE_OP_ERROR(d->d_name, "unlink");
2025
                        }
2026
                }
2027
        }
2028
2029
        closedir(dp);
2030
2031
        if (chdir(prev_dir) < 0) {
2032
                FILE_OP_ERROR(prev_dir, "chdir");
2033
                g_free(prev_dir);
2034
                return -1;
2035
        }
2036
2037
        g_free(prev_dir);
2038
2039
        return 0;
2040
}
2041
2042
gint remove_dir_recursive(const gchar *dir)
2043
{
2044
        struct stat s;
2045
        DIR *dp;
2046
        struct dirent *d;
2047
        gchar *prev_dir;
2048
2049
        /* g_print("dir = %s\n", dir); */
2050
2051
        if (stat(dir, &s) < 0) {
2052
                FILE_OP_ERROR(dir, "stat");
2053
                if (ENOENT == errno) return 0;
2054
                return -1;
2055
        }
2056
2057
        if (!S_ISDIR(s.st_mode)) {
2058
                if (unlink(dir) < 0) {
2059
                        FILE_OP_ERROR(dir, "unlink");
2060
                        return -1;
2061
                }
2062
2063
                return 0;
2064
        }
2065
2066
        prev_dir = g_get_current_dir();
2067
        /* g_print("prev_dir = %s\n", prev_dir); */
2068
2069
        if (!path_cmp(prev_dir, dir)) {
2070
                g_free(prev_dir);
2071
                if (chdir("..") < 0) {
2072
                        FILE_OP_ERROR(dir, "chdir");
2073
                        return -1;
2074
                }
2075
                prev_dir = g_get_current_dir();
2076
        }
2077
2078
        if (chdir(dir) < 0) {
2079
                FILE_OP_ERROR(dir, "chdir");
2080
                g_free(prev_dir);
2081
                return -1;
2082
        }
2083
2084
        if ((dp = opendir(".")) == NULL) {
2085
                FILE_OP_ERROR(dir, "opendir");
2086
                chdir(prev_dir);
2087
                g_free(prev_dir);
2088
                return -1;
2089
        }
2090
2091
        /* remove all files in the directory */
2092
        while ((d = readdir(dp)) != NULL) {
2093
                if (!strcmp(d->d_name, ".") ||
2094
                    !strcmp(d->d_name, ".."))
2095
                        continue;
2096
2097
                /* g_print("removing %s\n", d->d_name); */
2098
2099
                if (dirent_is_directory(d)) {
2100
                        if (remove_dir_recursive(d->d_name) < 0) {
2101
                                g_warning("can't remove directory\n");
2102
                                return -1;
2103
                        }
2104
                } else {
2105
                        if (unlink(d->d_name) < 0)
2106
                                FILE_OP_ERROR(d->d_name, "unlink");
2107
                }
2108
        }
2109
2110
        closedir(dp);
2111
2112
        if (chdir(prev_dir) < 0) {
2113
                FILE_OP_ERROR(prev_dir, "chdir");
2114
                g_free(prev_dir);
2115
                return -1;
2116
        }
2117
2118
        g_free(prev_dir);
2119
2120
        if (rmdir(dir) < 0) {
2121
                FILE_OP_ERROR(dir, "rmdir");
2122
                return -1;
2123
        }
2124
2125
        return 0;
2126
}
2127
2128
gint copy_file(const gchar *src, const gchar *dest, gboolean keep_backup)
2129
{
2130
        FILE *src_fp, *dest_fp;
2131
        gint n_read;
2132
        gchar buf[BUFSIZ];
2133
        gchar *dest_bak = NULL;
2134
        gboolean err = FALSE;
2135
2136
        if ((src_fp = fopen(src, "rb")) == NULL) {
2137
                FILE_OP_ERROR(src, "fopen");
2138
                return -1;
2139
        }
2140
        if (is_file_exist(dest)) {
2141
                dest_bak = g_strconcat(dest, ".bak", NULL);
2142
                if (rename(dest, dest_bak) < 0) {
2143
                        FILE_OP_ERROR(dest, "rename");
2144
                        fclose(src_fp);
2145
                        g_free(dest_bak);
2146
                        return -1;
2147
                }
2148
        }
2149
2150
        if ((dest_fp = fopen(dest, "wb")) == NULL) {
2151
                FILE_OP_ERROR(dest, "fopen");
2152
                fclose(src_fp);
2153
                if (dest_bak) {
2154
                        if (rename(dest_bak, dest) < 0)
2155
                                FILE_OP_ERROR(dest_bak, "rename");
2156
                        g_free(dest_bak);
2157
                }
2158
                return -1;
2159
        }
2160
2161
        if (change_file_mode_rw(dest_fp, dest) < 0) {
2162
                FILE_OP_ERROR(dest, "chmod");
2163
                g_warning(_("can't change file mode\n"));
2164
        }
2165
2166
        while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
2167
                if (n_read < sizeof(buf) && ferror(src_fp))
2168
                        break;
2169
                if (fwrite(buf, n_read, 1, dest_fp) < 1) {
2170
                        g_warning(_("writing to %s failed.\n"), dest);
2171
                        fclose(dest_fp);
2172
                        fclose(src_fp);
2173
                        unlink(dest);
2174
                        if (dest_bak) {
2175
                                if (rename(dest_bak, dest) < 0)
2176
                                        FILE_OP_ERROR(dest_bak, "rename");
2177
                                g_free(dest_bak);
2178
                        }
2179
                        return -1;
2180
                }
2181
        }
2182
2183
        if (ferror(src_fp)) {
2184
                FILE_OP_ERROR(src, "fread");
2185
                err = TRUE;
2186
        }
2187
        fclose(src_fp);
2188
        if (fclose(dest_fp) == EOF) {
2189
                FILE_OP_ERROR(dest, "fclose");
2190
                err = TRUE;
2191
        }
2192
2193
        if (err) {
2194
                unlink(dest);
2195
                if (dest_bak) {
2196
                        if (rename(dest_bak, dest) < 0)
2197
                                FILE_OP_ERROR(dest_bak, "rename");
2198
                        g_free(dest_bak);
2199
                }
2200
                return -1;
2201
        }
2202
2203
        if (keep_backup == FALSE && dest_bak)
2204
                unlink(dest_bak);
2205
2206
        g_free(dest_bak);
2207
2208
        return 0;
2209
}
2210
2211
gint move_file(const gchar *src, const gchar *dest, gboolean overwrite)
2212
{
2213
        if (overwrite == FALSE && is_file_exist(dest)) {
2214
                g_warning("move_file(): file %s already exists.", dest);
2215
                return -1;
2216
        }
2217
2218
        if (rename(src, dest) == 0) return 0;
2219
2220
        if (EXDEV != errno) {
2221
                FILE_OP_ERROR(src, "rename");
2222
                return -1;
2223
        }
2224
2225
        if (copy_file(src, dest, FALSE) < 0) return -1;
2226
2227
        unlink(src);
2228
2229
        return 0;
2230
}
2231
2232
gint copy_file_part(FILE *fp, off_t offset, size_t length, const gchar *dest)
2233
{
2234
        FILE *dest_fp;
2235
        gint n_read;
2236
        gint bytes_left, to_read;
2237
        gchar buf[BUFSIZ];
2238
        gboolean err = FALSE;
2239
2240
        if (fseek(fp, offset, SEEK_SET) < 0) {
2241
                perror("fseek");
2242
                return -1;
2243
        }
2244
2245
        if ((dest_fp = fopen(dest, "wb")) == NULL) {
2246
                FILE_OP_ERROR(dest, "fopen");
2247
                return -1;
2248
        }
2249
2250
        if (change_file_mode_rw(dest_fp, dest) < 0) {
2251
                FILE_OP_ERROR(dest, "chmod");
2252
                g_warning("can't change file mode\n");
2253
        }
2254
2255
        bytes_left = length;
2256
        to_read = MIN(bytes_left, sizeof(buf));
2257
2258
        while ((n_read = fread(buf, sizeof(gchar), to_read, fp)) > 0) {
2259
                if (n_read < to_read && ferror(fp))
2260
                        break;
2261
                if (fwrite(buf, n_read, 1, dest_fp) < 1) {
2262
                        g_warning(_("writing to %s failed.\n"), dest);
2263
                        fclose(dest_fp);
2264
                        unlink(dest);
2265
                        return -1;
2266
                }
2267
                bytes_left -= n_read;
2268
                if (bytes_left == 0)
2269
                        break;
2270
                to_read = MIN(bytes_left, sizeof(buf));
2271
        }
2272
2273
        if (ferror(fp)) {
2274
                perror("fread");
2275
                err = TRUE;
2276
        }
2277
        if (fclose(dest_fp) == EOF) {
2278
                FILE_OP_ERROR(dest, "fclose");
2279
                err = TRUE;
2280
        }
2281
2282
        if (err) {
2283
                unlink(dest);
2284
                return -1;
2285
        }
2286
2287
        return 0;
2288
}
2289
2290
/* convert line endings into CRLF. If the last line doesn't end with
2291
 * linebreak, add it.
2292
 */
2293
gchar *canonicalize_str(const gchar *str)
2294
{
2295
        const gchar *p;
2296
        guint new_len = 0;
2297
        gchar *out, *outp;
2298
2299
        for (p = str; *p != '\0'; ++p) {
2300
                if (*p != '\r') {
2301
                        ++new_len;
2302
                        if (*p == '\n')
2303
                                ++new_len;
2304
                }
2305
        }
2306
        if (p == str || *(p - 1) != '\n')
2307
                new_len += 2;
2308
2309
        out = outp = g_malloc(new_len + 1);
2310
        for (p = str; *p != '\0'; ++p) {
2311
                if (*p != '\r') {
2312
                        if (*p == '\n')
2313
                                *outp++ = '\r';
2314
                        *outp++ = *p;
2315
                }
2316
        }
2317
        if (p == str || *(p - 1) != '\n') {
2318
                *outp++ = '\r';
2319
                *outp++ = '\n';
2320
        }
2321
        *outp = '\0';
2322
2323
        return out;
2324
}
2325
2326
gint canonicalize_file(const gchar *src, const gchar *dest)
2327
{
2328
        FILE *src_fp, *dest_fp;
2329
        gchar buf[BUFFSIZE];
2330
        gint len;
2331
        gboolean err = FALSE;
2332
        gboolean last_linebreak = FALSE;
2333
2334
        if ((src_fp = fopen(src, "rb")) == NULL) {
2335
                FILE_OP_ERROR(src, "fopen");
2336
                return -1;
2337
        }
2338
2339
        if ((dest_fp = fopen(dest, "wb")) == NULL) {
2340
                FILE_OP_ERROR(dest, "fopen");
2341
                fclose(src_fp);
2342
                return -1;
2343
        }
2344
2345
        if (change_file_mode_rw(dest_fp, dest) < 0) {
2346
                FILE_OP_ERROR(dest, "chmod");
2347
                g_warning("can't change file mode\n");
2348
        }
2349
2350
        while (fgets(buf, sizeof(buf), src_fp) != NULL) {
2351
                gint r = 0;
2352
2353
                len = strlen(buf);
2354
                if (len == 0) break;
2355
                last_linebreak = FALSE;
2356
2357
                if (buf[len - 1] != '\n') {
2358
                        last_linebreak = TRUE;
2359
                        r = fputs(buf, dest_fp);
2360
                } else if (len > 1 && buf[len - 1] == '\n' && buf[len - 2] == '\r') {
2361
                        r = fputs(buf, dest_fp);
2362
                } else {
2363
                        if (len > 1) {
2364
                                r = fwrite(buf, len - 1, 1, dest_fp);
2365
                                if (r != 1)
2366
                                        r = EOF;
2367
                        }
2368
                        if (r != EOF)
2369
                                r = fputs("\r\n", dest_fp);
2370
                }
2371
2372
                if (r == EOF) {
2373
                        g_warning("writing to %s failed.\n", dest);
2374
                        fclose(dest_fp);
2375
                        fclose(src_fp);
2376
                        unlink(dest);
2377
                        return -1;
2378
                }
2379
        }
2380
2381
        if (last_linebreak == TRUE) {
2382
                if (fputs("\r\n", dest_fp) == EOF)
2383
                        err = TRUE;
2384
        }
2385
2386
        if (ferror(src_fp)) {
2387
                FILE_OP_ERROR(src, "fgets");
2388
                err = TRUE;
2389
        }
2390
        fclose(src_fp);
2391
        if (fclose(dest_fp) == EOF) {
2392
                FILE_OP_ERROR(dest, "fclose");
2393
                err = TRUE;
2394
        }
2395
2396
        if (err) {
2397
                unlink(dest);
2398
                return -1;
2399
        }
2400
2401
        return 0;
2402
}
2403
2404
gint canonicalize_file_replace(const gchar *file)
2405
{
2406
        gchar *tmp_file;
2407
2408
        tmp_file = get_tmp_file();
2409
2410
        if (canonicalize_file(file, tmp_file) < 0) {
2411
                g_free(tmp_file);
2412
                return -1;
2413
        }
2414
2415
        if (move_file(tmp_file, file, TRUE) < 0) {
2416
                g_warning("can't replace %s .\n", file);
2417
                unlink(tmp_file);
2418
                g_free(tmp_file);
2419
                return -1;
2420
        }
2421
2422
        g_free(tmp_file);
2423
        return 0;
2424
}
2425
2426
gint uncanonicalize_file(const gchar *src, const gchar *dest)
2427
{
2428
        FILE *src_fp, *dest_fp;
2429
        gchar buf[BUFFSIZE];
2430
        gboolean err = FALSE;
2431
2432
        if ((src_fp = fopen(src, "rb")) == NULL) {
2433
                FILE_OP_ERROR(src, "fopen");
2434
                return -1;
2435
        }
2436
2437
        if ((dest_fp = fopen(dest, "wb")) == NULL) {
2438
                FILE_OP_ERROR(dest, "fopen");
2439
                fclose(src_fp);
2440
                return -1;
2441
        }
2442
2443
        if (change_file_mode_rw(dest_fp, dest) < 0) {
2444
                FILE_OP_ERROR(dest, "chmod");
2445
                g_warning("can't change file mode\n");
2446
        }
2447
2448
        while (fgets(buf, sizeof(buf), src_fp) != NULL) {
2449
                strcrchomp(buf);
2450
                if (fputs(buf, dest_fp) == EOF) {
2451
                        g_warning("writing to %s failed.\n", dest);
2452
                        fclose(dest_fp);
2453
                        fclose(src_fp);
2454
                        unlink(dest);
2455
                        return -1;
2456
                }
2457
        }
2458
2459
        if (ferror(src_fp)) {
2460
                FILE_OP_ERROR(src, "fgets");
2461
                err = TRUE;
2462
        }
2463
        fclose(src_fp);
2464
        if (fclose(dest_fp) == EOF) {
2465
                FILE_OP_ERROR(dest, "fclose");
2466
                err = TRUE;
2467
        }
2468
2469
        if (err) {
2470
                unlink(dest);
2471
                return -1;
2472
        }
2473
2474
        return 0;
2475
}
2476
2477
gint uncanonicalize_file_replace(const gchar *file)
2478
{
2479
        gchar *tmp_file;
2480
2481
        tmp_file = get_tmp_file();
2482
2483
        if (uncanonicalize_file(file, tmp_file) < 0) {
2484
                g_free(tmp_file);
2485
                return -1;
2486
        }
2487
2488
        if (move_file(tmp_file, file, TRUE) < 0) {
2489
                g_warning("can't replace %s .\n", file);
2490
                unlink(tmp_file);
2491
                g_free(tmp_file);
2492
                return -1;
2493
        }
2494
2495
        g_free(tmp_file);
2496
        return 0;
2497
}
2498
2499
gchar *normalize_newlines(const gchar *str)
2500
{
2501
        const gchar *p = str;
2502
        gchar *out, *outp;
2503
2504
        out = outp = g_malloc(strlen(str) + 1);
2505
        for (p = str; *p != '\0'; ++p) {
2506
                if (*p == '\r') {
2507
                        if (*(p + 1) != '\n')
2508
                                *outp++ = '\n';
2509
                } else
2510
                        *outp++ = *p;
2511
        }
2512
2513
        *outp = '\0';
2514
2515
        return out;
2516
}
2517
2518
gchar *get_outgoing_rfc2822_str(FILE *fp)
2519
{
2520
        gchar buf[BUFFSIZE];
2521
        GString *str;
2522
        gchar *ret;
2523
2524
        str = g_string_new(NULL);
2525
2526
        /* output header part */
2527
        while (fgets(buf, sizeof(buf), fp) != NULL) {
2528
                strretchomp(buf);
2529
                if (!g_strncasecmp(buf, "Bcc:", 4)) {
2530
                        gint next;
2531
2532
                        for (;;) {
2533
                                next = fgetc(fp);
2534
                                if (next == EOF)
2535
                                        break;
2536
                                else if (next != ' ' && next != '\t') {
2537
                                        ungetc(next, fp);
2538
                                        break;
2539
                                }
2540
                                if (fgets(buf, sizeof(buf), fp) == NULL)
2541
                                        break;
2542
                        }
2543
                } else {
2544
                        g_string_append(str, buf);
2545
                        g_string_append(str, "\r\n");
2546
                        if (buf[0] == '\0')
2547
                                break;
2548
                }
2549
        }
2550
2551
        /* output body part */
2552
        while (fgets(buf, sizeof(buf), fp) != NULL) {
2553
                strretchomp(buf);
2554
                if (buf[0] == '.')
2555
                        g_string_append_c(str, '.');
2556
                g_string_append(str, buf);
2557
                g_string_append(str, "\r\n");
2558
        }
2559
2560
        ret = str->str;
2561
        g_string_free(str, FALSE);
2562
2563
        return ret;
2564
}
2565
2566
/*
2567
 * Create a new boundary in a way that it is very unlikely that this
2568
 * will occur in the following text.  It would be easy to ensure
2569
 * uniqueness if everything is either quoted-printable or base64
2570
 * encoded (note that conversion is allowed), but because MIME bodies
2571
 * may be nested, it may happen that the same boundary has already
2572
 * been used. We avoid scanning the message for conflicts and hope the
2573
 * best.
2574
 *
2575
 *   boundary := 0*69<bchars> bcharsnospace
2576
 *   bchars := bcharsnospace / " "
2577
 *   bcharsnospace := DIGIT / ALPHA / "'" / "(" / ")" /
2578
 *                    "+" / "_" / "," / "-" / "." /
2579
 *                    "/" / ":" / "=" / "?"
2580
 *
2581
 * some special characters removed because of buggy MTAs
2582
 */
2583
2584
gchar *generate_mime_boundary(const gchar *prefix)
2585
{
2586
        static gchar tbl[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
2587
                             "abcdefghijklmnopqrstuvwxyz"
2588
                             "1234567890+_./=";
2589
        gchar buf_uniq[17];
2590
        gchar buf_date[64];
2591
        gint i;
2592
        gint pid;
2593
2594
        pid = getpid();
2595
2596
        /* We make the boundary depend on the pid, so that all running
2597
         * processes generate different values even when they have been
2598
         * started within the same second and srandom(time(NULL)) has been
2599
         * used.  I can't see whether this is really an advantage but it
2600
         * doesn't do any harm.
2601
         */
2602
        for (i = 0; i < sizeof(buf_uniq) - 1; i++)
2603
                buf_uniq[i] = tbl[(random() ^ pid) % (sizeof(tbl) - 1)];
2604
        buf_uniq[i] = '\0';
2605
2606
        get_rfc822_date(buf_date, sizeof(buf_date));
2607
        subst_char(buf_date, ' ', '_');
2608
        subst_char(buf_date, ',', '_');
2609
        subst_char(buf_date, ':', '_');
2610
2611
        return g_strdup_printf("%s=_%s_%s", prefix ? prefix : "Multipart",
2612
                               buf_date, buf_uniq);
2613
}
2614
2615
gint change_file_mode_rw(FILE *fp, const gchar *file)
2616
{
2617
#if HAVE_FCHMOD
2618
        return fchmod(fileno(fp), S_IRUSR|S_IWUSR);
2619
#else
2620
        return chmod(file, S_IRUSR|S_IWUSR);
2621
#endif
2622
}
2623
2624
FILE *my_tmpfile(void)
2625
{
2626
#if HAVE_MKSTEMP
2627
        const gchar suffix[] = ".XXXXXX";
2628
        const gchar *tmpdir;
2629
        guint tmplen;
2630
        const gchar *progname;
2631
        guint proglen;
2632
        gchar *fname;
2633
        gint fd;
2634
        FILE *fp;
2635
2636
        tmpdir = get_tmp_dir();
2637
        tmplen = strlen(tmpdir);
2638
        progname = g_get_prgname();
2639
        proglen = strlen(progname);
2640
        Xalloca(fname, tmplen + 1 + proglen + sizeof(suffix),
2641
                return tmpfile());
2642
2643
        memcpy(fname, tmpdir, tmplen);
2644
        fname[tmplen] = G_DIR_SEPARATOR;
2645
        memcpy(fname + tmplen + 1, progname, proglen);
2646
        memcpy(fname + tmplen + 1 + proglen, suffix, sizeof(suffix));
2647
2648
        fd = mkstemp(fname);
2649
        if (fd < 0)
2650
                return tmpfile();
2651
2652
        unlink(fname);
2653
2654
        fp = fdopen(fd, "w+b");
2655
        if (!fp)
2656
                close(fd);
2657
        else
2658
                return fp;
2659
#endif /* HAVE_MKSTEMP */
2660
2661
        return tmpfile();
2662
}
2663
2664
FILE *str_open_as_stream(const gchar *str)
2665
{
2666
        FILE *fp;
2667
        size_t len;
2668
2669
        g_return_val_if_fail(str != NULL, NULL);
2670
2671
        fp = my_tmpfile();
2672
        if (!fp) {
2673
                FILE_OP_ERROR("str_open_as_stream", "my_tmpfile");
2674
                return NULL;
2675
        }
2676
2677
        len = strlen(str);
2678
        if (len == 0) return fp;
2679
2680
        if (fwrite(str, len, 1, fp) != 1) {
2681
                FILE_OP_ERROR("str_open_as_stream", "fwrite");
2682
                fclose(fp);
2683
                return NULL;
2684
        }
2685
2686
        rewind(fp);
2687
        return fp;
2688
}
2689
2690
gint str_write_to_file(const gchar *str, const gchar *file)
2691
{
2692
        FILE *fp;
2693
        size_t len;
2694
2695
        g_return_val_if_fail(str != NULL, -1);
2696
        g_return_val_if_fail(file != NULL, -1);
2697
2698
        if ((fp = fopen(file, "wb")) == NULL) {
2699
                FILE_OP_ERROR(file, "fopen");
2700
                return -1;
2701
        }
2702
2703
        len = strlen(str);
2704
        if (len == 0) {
2705
                fclose(fp);
2706
                return 0;
2707
        }
2708
2709
        if (fwrite(str, len, 1, fp) != 1) {
2710
                FILE_OP_ERROR(file, "fwrite");
2711
                fclose(fp);
2712
                unlink(file);
2713
                return -1;
2714
        }
2715
2716
        if (fclose(fp) == EOF) {
2717
                FILE_OP_ERROR(file, "fclose");
2718
                unlink(file);
2719
                return -1;
2720
        }
2721
2722
        return 0;
2723
}
2724
2725
gchar *file_read_to_str(const gchar *file)
2726
{
2727
        FILE *fp;
2728
        gchar *str;
2729
2730
        g_return_val_if_fail(file != NULL, NULL);
2731
2732
        if ((fp = fopen(file, "rb")) == NULL) {
2733
                FILE_OP_ERROR(file, "fopen");
2734
                return NULL;
2735
        }
2736
2737
        str = file_read_stream_to_str(fp);
2738
2739
        fclose(fp);
2740
2741
        return str;
2742
}
2743
2744
gchar *file_read_stream_to_str(FILE *fp)
2745
{
2746
        GByteArray *array;
2747
        gchar buf[BUFSIZ];
2748
        gint n_read;
2749
        gchar *str;
2750
2751
        g_return_val_if_fail(fp != NULL, NULL);
2752
2753
        array = g_byte_array_new();
2754
2755
        while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), fp)) > 0) {
2756
                if (n_read < sizeof(buf) && ferror(fp))
2757
                        break;
2758
                g_byte_array_append(array, buf, n_read);
2759
        }
2760
2761
        if (ferror(fp)) {
2762
                FILE_OP_ERROR("file stream", "fread");
2763
                g_byte_array_free(array, TRUE);
2764
                return NULL;
2765
        }
2766
2767
        buf[0] = '\0';
2768
        g_byte_array_append(array, buf, 1);
2769
        str = (gchar *)array->data;
2770
        g_byte_array_free(array, FALSE);
2771
2772
        return str;
2773
}
2774
2775
gint execute_async(gchar *const argv[])
2776
{
2777
        pid_t pid;
2778
        gint status;
2779
2780
        if ((pid = fork()) < 0) {
2781
                perror("fork");
2782
                return -1;
2783
        }
2784
2785
        if (pid == 0) {                        /* child process */
2786
                pid_t gch_pid;
2787
2788
                if ((gch_pid = fork()) < 0) {
2789
                        perror("fork");
2790
                        _exit(1);
2791
                }
2792
2793
                if (gch_pid == 0) {        /* grandchild process */
2794
                        execvp(argv[0], argv);
2795
2796
                        perror("execvp");
2797
                        _exit(1);
2798
                }
2799
2800
                _exit(0);
2801
        }
2802
2803
        waitpid(pid, &status, 0);
2804
2805
        if (WIFEXITED(status))
2806
                return WEXITSTATUS(status);
2807
        else
2808
                return -1;
2809
}
2810
2811
gint execute_sync(gchar *const argv[])
2812
{
2813
        pid_t pid;
2814
        gint status;
2815
2816
        if ((pid = fork()) < 0) {
2817
                perror("fork");
2818
                return -1;
2819
        }
2820
2821
        if (pid == 0) {                /* child process */
2822
                execvp(argv[0], argv);
2823
2824
                perror("execvp");
2825
                _exit(1);
2826
        }
2827
2828
        waitpid(pid, &status, 0);
2829
2830
        if (WIFEXITED(status))
2831
                return WEXITSTATUS(status);
2832
        else
2833
                return -1;
2834
}
2835
2836
gint execute_command_line(const gchar *cmdline, gboolean async)
2837
{
2838
        gchar **argv;
2839
        gint ret;
2840
2841
        debug_print("executing: %s\n", cmdline);
2842
2843
        argv = strsplit_with_quote(cmdline, " ", 0);
2844
2845
        if (async)
2846
                ret = execute_async(argv);
2847
        else
2848
                ret = execute_sync(argv);
2849
2850
        g_strfreev(argv);
2851
2852
        return ret;
2853
}
2854
2855
gchar *get_command_output(const gchar *cmdline)
2856
{
2857
        gchar buf[BUFFSIZE];
2858
        FILE *fp;
2859
        GString *str;
2860
        gchar *ret;
2861
2862
        g_return_val_if_fail(cmdline != NULL, NULL);
2863
2864
        if ((fp = popen(cmdline, "r")) == NULL) {
2865
                FILE_OP_ERROR(cmdline, "popen");
2866
                return NULL;
2867
        }
2868
2869
        str = g_string_new("");
2870
2871
        while (fgets(buf, sizeof(buf), fp) != NULL)
2872
                g_string_append(str, buf);
2873
2874
        pclose(fp);
2875
2876
        ret = str->str;
2877
        g_string_free(str, FALSE);
2878
2879
        return ret;
2880
}
2881
2882
gint open_uri(const gchar *uri, const gchar *cmdline)
2883
{
2884
        gchar buf[BUFFSIZE];
2885
        gchar *p;
2886
2887
        g_return_val_if_fail(uri != NULL, -1);
2888
2889
        if (cmdline &&
2890
            (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
2891
            !strchr(p + 2, '%'))
2892
                g_snprintf(buf, sizeof(buf), cmdline, uri);
2893
        else {
2894
                if (cmdline)
2895
                        g_warning("Open URI command line is invalid "
2896
                                  "(there must be only one '%%s'): %s",
2897
                                  cmdline);
2898
                g_snprintf(buf, sizeof(buf), DEFAULT_BROWSER_CMD, uri);
2899
        }
2900
2901
        execute_command_line(buf, TRUE);
2902
2903
        return 0;
2904
}
2905
2906
time_t remote_tzoffset_sec(const gchar *zone)
2907
{
2908
        static gchar ustzstr[] = "PSTPDTMSTMDTCSTCDTESTEDT";
2909
        gchar zone3[4];
2910
        gchar *p;
2911
        gchar c;
2912
        gint iustz;
2913
        gint offset;
2914
        time_t remoteoffset;
2915
2916
        strncpy(zone3, zone, 3);
2917
        zone3[3] = '\0';
2918
        remoteoffset = 0;
2919
2920
        if (sscanf(zone, "%c%d", &c, &offset) == 2 &&
2921
            (c == '+' || c == '-')) {
2922
                remoteoffset = ((offset / 100) * 60 + (offset % 100)) * 60;
2923
                if (c == '-')
2924
                        remoteoffset = -remoteoffset;
2925
        } else if (!strncmp(zone, "UT" , 2) ||
2926
                   !strncmp(zone, "GMT", 2)) {
2927
                remoteoffset = 0;
2928
        } else if (strlen(zone3) == 3) {
2929
                for (p = ustzstr; *p != '\0'; p += 3) {
2930
                        if (!strncasecmp(p, zone3, 3)) {
2931
                                iustz = ((gint)(p - ustzstr) / 3 + 1) / 2 - 8;
2932
                                remoteoffset = iustz * 3600;
2933
                                break;
2934
                        }
2935
                }
2936
                if (*p == '\0')
2937
                        return -1;
2938
        } else if (strlen(zone3) == 1) {
2939
                switch (zone[0]) {
2940
                case 'Z': remoteoffset =   0; break;
2941
                case 'A': remoteoffset =  -1; break;
2942
                case 'B': remoteoffset =  -2; break;
2943
                case 'C': remoteoffset =  -3; break;
2944
                case 'D': remoteoffset =  -4; break;
2945
                case 'E': remoteoffset =  -5; break;
2946
                case 'F': remoteoffset =  -6; break;
2947
                case 'G': remoteoffset =  -7; break;
2948
                case 'H': remoteoffset =  -8; break;
2949
                case 'I': remoteoffset =  -9; break;
2950
                case 'K': remoteoffset = -10; break; /* J is not used */
2951
                case 'L': remoteoffset = -11; break;
2952
                case 'M': remoteoffset = -12; break;
2953
                case 'N': remoteoffset =   1; break;
2954
                case 'O': remoteoffset =   2; break;
2955
                case 'P': remoteoffset =   3; break;
2956
                case 'Q': remoteoffset =   4; break;
2957
                case 'R': remoteoffset =   5; break;
2958
                case 'S': remoteoffset =   6; break;
2959
                case 'T': remoteoffset =   7; break;
2960
                case 'U': remoteoffset =   8; break;
2961
                case 'V': remoteoffset =   9; break;
2962
                case 'W': remoteoffset =  10; break;
2963
                case 'X': remoteoffset =  11; break;
2964
                case 'Y': remoteoffset =  12; break;
2965
                default:  remoteoffset =   0; break;
2966
                }
2967
                remoteoffset = remoteoffset * 3600;
2968
        } else
2969
                return -1;
2970
2971
        return remoteoffset;
2972
}
2973
2974
time_t tzoffset_sec(time_t *now)
2975
{
2976
        struct tm gmt, *lt;
2977
        gint off;
2978
2979
        gmt = *gmtime(now);
2980
        lt = localtime(now);
2981
2982
        off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
2983
2984
        if (lt->tm_year < gmt.tm_year)
2985
                off -= 24 * 60;
2986
        else if (lt->tm_year > gmt.tm_year)
2987
                off += 24 * 60;
2988
        else if (lt->tm_yday < gmt.tm_yday)
2989
                off -= 24 * 60;
2990
        else if (lt->tm_yday > gmt.tm_yday)
2991
                off += 24 * 60;
2992
2993
        if (off >= 24 * 60)                /* should be impossible */
2994
                off = 23 * 60 + 59;        /* if not, insert silly value */
2995
        if (off <= -24 * 60)
2996
                off = -(23 * 60 + 59);
2997
2998
        return off * 60;
2999
}
3000
3001
/* calculate timezone offset */
3002
gchar *tzoffset(time_t *now)
3003
{
3004
        static gchar offset_string[6];
3005
        struct tm gmt, *lt;
3006
        gint off;
3007
        gchar sign = '+';
3008
3009
        gmt = *gmtime(now);
3010
        lt = localtime(now);
3011
3012
        off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
3013
3014
        if (lt->tm_year < gmt.tm_year)
3015
                off -= 24 * 60;
3016
        else if (lt->tm_year > gmt.tm_year)
3017
                off += 24 * 60;
3018
        else if (lt->tm_yday < gmt.tm_yday)
3019
                off -= 24 * 60;
3020
        else if (lt->tm_yday > gmt.tm_yday)
3021
                off += 24 * 60;
3022
3023
        if (off < 0) {
3024
                sign = '-';
3025
                off = -off;
3026
        }
3027
3028
        if (off >= 24 * 60)                /* should be impossible */
3029
                off = 23 * 60 + 59;        /* if not, insert silly value */
3030
3031
        sprintf(offset_string, "%c%02d%02d", sign, off / 60, off % 60);
3032
3033
        return offset_string;
3034
}
3035
3036
void get_rfc822_date(gchar *buf, gint len)
3037
{
3038
        struct tm *lt;
3039
        time_t t;
3040
        gchar day[4], mon[4];
3041
        gint dd, hh, mm, ss, yyyy;
3042
3043
        t = time(NULL);
3044
        lt = localtime(&t);
3045
3046
        sscanf(asctime(lt), "%3s %3s %d %d:%d:%d %d\n",
3047
               day, mon, &dd, &hh, &mm, &ss, &yyyy);
3048
        g_snprintf(buf, len, "%s, %d %s %d %02d:%02d:%02d %s",
3049
                   day, dd, mon, yyyy, hh, mm, ss, tzoffset(&t));
3050
}
3051
3052
static FILE *log_fp = NULL;
3053
3054
void set_log_file(const gchar *filename)
3055
{
3056
        if (log_fp) return;
3057
        log_fp = fopen(filename, "wb");
3058
        if (!log_fp)
3059
                FILE_OP_ERROR(filename, "fopen");
3060
}
3061
3062
void close_log_file(void)
3063
{
3064
        if (log_fp) {
3065
                fclose(log_fp);
3066
                log_fp = NULL;
3067
        }
3068
}
3069
3070
static guint log_verbosity_count = 0;
3071
3072
void log_verbosity_set(gboolean verbose)
3073
{
3074
        if (verbose)
3075
                log_verbosity_count++;
3076
        else if (log_verbosity_count > 0)
3077
                log_verbosity_count--;
3078
}
3079
3080
void debug_print(const gchar *format, ...)
3081
{
3082
        va_list args;
3083
        gchar buf[BUFFSIZE];
3084
3085
        if (!debug_mode) return;
3086
3087
        va_start(args, format);
3088
        g_vsnprintf(buf, sizeof(buf), format, args);
3089
        va_end(args);
3090
3091
        fputs(buf, stdout);
3092
}
3093
3094
#define TIME_LEN        11
3095
3096
void log_print(const gchar *format, ...)
3097
{
3098
        va_list args;
3099
        gchar buf[BUFFSIZE + TIME_LEN];
3100
        time_t t;
3101
3102
        time(&t);
3103
        strftime(buf, TIME_LEN + 1, "[%H:%M:%S] ", localtime(&t));
3104
3105
        va_start(args, format);
3106
        g_vsnprintf(buf + TIME_LEN, BUFFSIZE, format, args);
3107
        va_end(args);
3108
3109
        if (debug_mode) fputs(buf, stdout);
3110
        log_window_append(buf, LOG_NORMAL);
3111
        if (log_fp) {
3112
                fputs(buf, log_fp);
3113
                fflush(log_fp);
3114
        }
3115
        if (log_verbosity_count)
3116
                statusbar_puts_all(buf + TIME_LEN);
3117
}
3118
3119
void log_message(const gchar *format, ...)
3120
{
3121
        va_list args;
3122
        gchar buf[BUFFSIZE + TIME_LEN];
3123
        time_t t;
3124
3125
        time(&t);
3126
        strftime(buf, TIME_LEN + 1, "[%H:%M:%S] ", localtime(&t));
3127
3128
        va_start(args, format);
3129
        g_vsnprintf(buf + TIME_LEN, BUFFSIZE, format, args);
3130
        va_end(args);
3131
3132
        if (debug_mode) g_message("%s", buf + TIME_LEN);
3133
        log_window_append(buf + TIME_LEN, LOG_MSG);
3134
        if (log_fp) {
3135
                fwrite(buf, TIME_LEN, 1, log_fp);
3136
                fputs("* message: ", log_fp);
3137
                fputs(buf + TIME_LEN, log_fp);
3138
                fflush(log_fp);
3139
        }
3140
        statusbar_puts_all(buf + TIME_LEN);
3141
}
3142
3143
void log_warning(const gchar *format, ...)
3144
{
3145
        va_list args;
3146
        gchar buf[BUFFSIZE + TIME_LEN];
3147
        time_t t;
3148
3149
        time(&t);
3150
        strftime(buf, TIME_LEN + 1, "[%H:%M:%S] ", localtime(&t));
3151
3152
        va_start(args, format);
3153
        g_vsnprintf(buf + TIME_LEN, BUFFSIZE, format, args);
3154
        va_end(args);
3155
3156
        g_warning("%s", buf);
3157
        log_window_append(buf + TIME_LEN, LOG_WARN);
3158
        if (log_fp) {
3159
                fwrite(buf, TIME_LEN, 1, log_fp);
3160
                fputs("** warning: ", log_fp);
3161
                fputs(buf + TIME_LEN, log_fp);
3162
                fflush(log_fp);
3163
        }
3164
}
3165
3166
void log_error(const gchar *format, ...)
3167
{
3168
        va_list args;
3169
        gchar buf[BUFFSIZE + TIME_LEN];
3170
        time_t t;
3171
3172
        time(&t);
3173
        strftime(buf, TIME_LEN + 1, "[%H:%M:%S] ", localtime(&t));
3174
3175
        va_start(args, format);
3176
        g_vsnprintf(buf + TIME_LEN, BUFFSIZE, format, args);
3177
        va_end(args);
3178
3179
        g_warning("%s", buf);
3180
        log_window_append(buf + TIME_LEN, LOG_ERROR);
3181
        if (log_fp) {
3182
                fwrite(buf, TIME_LEN, 1, log_fp);
3183
                fputs("*** error: ", log_fp);
3184
                fputs(buf + TIME_LEN, log_fp);
3185
                fflush(log_fp);
3186
        }
3187
}