2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2004 Hiroyuki Yamamoto & The Sylpheed-Claws Team
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
32 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
40 #include <sys/types.h>
45 #include <sys/utsname.h>
53 static gboolean debug_mode = FALSE;
55 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data);
57 void list_free_strings(GList *list)
59 list = g_list_first(list);
61 while (list != NULL) {
67 void slist_free_strings(GSList *list)
69 while (list != NULL) {
75 GSList *slist_concat_unique (GSList *first, GSList *second)
83 } else if (second == NULL)
86 for (tmp = second; tmp != NULL; tmp = g_slist_next(tmp)) {
87 if (g_slist_find(ret, tmp->data) == NULL)
88 ret = g_slist_prepend(ret, tmp->data);
93 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data)
98 void hash_free_strings(GHashTable *table)
100 g_hash_table_foreach(table, hash_free_strings_func, NULL);
103 static void hash_free_value_mem_func(gpointer key, gpointer value,
109 void hash_free_value_mem(GHashTable *table)
111 g_hash_table_foreach(table, hash_free_value_mem_func, NULL);
114 gint str_case_equal(gconstpointer v, gconstpointer v2)
116 return g_strcasecmp((const gchar *)v, (const gchar *)v2) == 0;
119 guint str_case_hash(gconstpointer key)
121 const gchar *p = key;
126 for (p += 1; *p != '\0'; p++)
127 h = (h << 5) - h + tolower(*p);
133 void ptr_array_free_strings(GPtrArray *array)
138 g_return_if_fail(array != NULL);
140 for (i = 0; i < array->len; i++) {
141 str = g_ptr_array_index(array, i);
146 gboolean str_find(const gchar *haystack, const gchar *needle)
148 return strstr(haystack, needle) != NULL ? TRUE : FALSE;
151 gboolean str_case_find(const gchar *haystack, const gchar *needle)
153 return strcasestr(haystack, needle) != NULL ? TRUE : FALSE;
156 gboolean str_find_equal(const gchar *haystack, const gchar *needle)
158 return strcmp(haystack, needle) == 0;
161 gboolean str_case_find_equal(const gchar *haystack, const gchar *needle)
163 return strcasecmp(haystack, needle) == 0;
166 gint to_number(const gchar *nstr)
168 register const guchar *p;
170 if (*nstr == '\0') return -1;
172 for (p = nstr; *p != '\0'; p++)
173 if (!isdigit(*p)) return -1;
178 /* convert integer into string,
179 nstr must be not lower than 11 characters length */
180 gchar *itos_buf(gchar *nstr, gint n)
182 g_snprintf(nstr, 11, "%d", n);
186 /* convert integer into string */
189 static gchar nstr[11];
191 return itos_buf(nstr, n);
194 gchar *to_human_readable(off_t size)
196 static gchar str[10];
199 g_snprintf(str, sizeof(str), _("%dB"), (gint)size);
200 else if (size >> 10 < 1024)
201 g_snprintf(str, sizeof(str), _("%.1fKB"), (gfloat)size / (1 << 10));
202 else if (size >> 20 < 1024)
203 g_snprintf(str, sizeof(str), _("%.2fMB"), (gfloat)size / (1 << 20));
205 g_snprintf(str, sizeof(str), _("%.2fGB"), (gfloat)size / (1 << 30));
210 /* strcmp with NULL-checking */
211 gint strcmp2(const gchar *s1, const gchar *s2)
213 if (s1 == NULL || s2 == NULL)
216 return strcmp(s1, s2);
218 /* strstr with NULL-checking */
219 gchar *strstr2(const gchar *s1, const gchar *s2)
221 if (s1 == NULL || s2 == NULL)
224 return strstr(s1, s2);
227 gint path_cmp(const gchar *s1, const gchar *s2)
231 if (s1 == NULL || s2 == NULL) return -1;
232 if (*s1 == '\0' || *s2 == '\0') return -1;
237 if (s1[len1 - 1] == G_DIR_SEPARATOR) len1--;
238 if (s2[len2 - 1] == G_DIR_SEPARATOR) len2--;
240 return strncmp(s1, s2, MAX(len1, len2));
243 /* remove trailing return code */
244 gchar *strretchomp(gchar *str)
248 if (!*str) return str;
250 for (s = str + strlen(str) - 1;
251 s >= str && (*s == '\n' || *s == '\r');
258 /* remove trailing character */
259 gchar *strtailchomp(gchar *str, gchar tail_char)
263 if (!*str) return str;
264 if (tail_char == '\0') return str;
266 for (s = str + strlen(str) - 1; s >= str && *s == tail_char; s--)
272 /* remove CR (carriage return) */
273 gchar *strcrchomp(gchar *str)
277 if (!*str) return str;
279 s = str + strlen(str) - 1;
280 if (*s == '\n' && s > str && *(s - 1) == '\r') {
288 /* Similar to `strstr' but this function ignores the case of both strings. */
289 gchar *strcasestr(const gchar *haystack, const gchar *needle)
291 register size_t haystack_len, needle_len;
293 haystack_len = strlen(haystack);
294 needle_len = strlen(needle);
296 if (haystack_len < needle_len || needle_len == 0)
299 while (haystack_len >= needle_len) {
300 if (!g_strncasecmp(haystack, needle, needle_len))
301 return (gchar *)haystack;
311 gpointer my_memmem(gconstpointer haystack, size_t haystacklen,
312 gconstpointer needle, size_t needlelen)
314 const gchar *haystack_ = (const gchar *)haystack;
315 const gchar *needle_ = (const gchar *)needle;
316 const gchar *haystack_cur = (const gchar *)haystack;
319 return memchr(haystack_, *needle_, haystacklen);
321 while ((haystack_cur = memchr(haystack_cur, *needle_, haystacklen))
323 if (haystacklen - (haystack_cur - haystack_) < needlelen)
325 if (memcmp(haystack_cur + 1, needle_ + 1, needlelen - 1) == 0)
326 return (gpointer)haystack_cur;
334 /* Copy no more than N characters of SRC to DEST, with NULL terminating. */
335 gchar *strncpy2(gchar *dest, const gchar *src, size_t n)
349 /* don't do zero fill */
354 int iswalnum(wint_t wc)
356 return isalnum((int)wc);
361 int iswspace(wint_t wc)
363 return isspace((int)wc);
368 wint_t towlower(wint_t wc)
370 if (wc >= L'A' && wc <= L'Z')
371 return wc + L'a' - L'A';
378 size_t wcslen(const wchar_t *s)
390 /* Copy SRC to DEST. */
391 wchar_t *wcscpy(wchar_t *dest, const wchar_t *src)
399 } while (c != L'\0');
406 /* Copy no more than N wide-characters of SRC to DEST. */
407 wchar_t *wcsncpy (wchar_t *dest, const wchar_t *src, size_t n)
417 } while (c != L'\0');
428 /* Duplicate S, returning an identical malloc'd string. */
429 wchar_t *wcsdup(const wchar_t *s)
434 new_str = g_new(wchar_t, wcslen(s) + 1);
442 /* Duplicate no more than N wide-characters of S,
443 returning an identical malloc'd string. */
444 wchar_t *wcsndup(const wchar_t *s, size_t n)
449 new_str = g_new(wchar_t, n + 1);
450 wcsncpy(new_str, s, n);
451 new_str[n] = (wchar_t)0;
458 wchar_t *strdup_mbstowcs(const gchar *s)
463 new_str = g_new(wchar_t, strlen(s) + 1);
464 if (mbstowcs(new_str, s, strlen(s) + 1) < 0) {
468 new_str = g_realloc(new_str,
469 sizeof(wchar_t) * (wcslen(new_str) + 1));
476 gchar *strdup_wcstombs(const wchar_t *s)
482 len = wcslen(s) * MB_CUR_MAX + 1;
483 new_str = g_new(gchar, len);
484 if (wcstombs(new_str, s, len) < 0) {
488 new_str = g_realloc(new_str, strlen(new_str) + 1);
495 /* Compare S1 and S2, ignoring case. */
496 gint wcsncasecmp(const wchar_t *s1, const wchar_t *s2, size_t n)
502 c1 = towlower(*s1++);
503 c2 = towlower(*s2++);
506 else if (c1 == 0 && c2 == 0)
513 /* Find the first occurrence of NEEDLE in HAYSTACK, ignoring case. */
514 wchar_t *wcscasestr(const wchar_t *haystack, const wchar_t *needle)
516 register size_t haystack_len, needle_len;
518 haystack_len = wcslen(haystack);
519 needle_len = wcslen(needle);
521 if (haystack_len < needle_len || needle_len == 0)
524 while (haystack_len >= needle_len) {
525 if (!wcsncasecmp(haystack, needle, needle_len))
526 return (wchar_t *)haystack;
536 gint get_mbs_len(const gchar *s)
546 mb_len = mblen(p, MB_LEN_MAX);
560 /* Examine if next block is non-ASCII string */
561 gboolean is_next_nonascii(const guchar *s)
565 /* skip head space */
566 for (p = s; *p != '\0' && isspace(*p); p++)
568 for (; *p != '\0' && !isspace(*p); p++) {
569 if (*p > 127 || *p < 32)
576 gint get_next_word_len(const guchar *s)
580 for (; *s != '\0' && !isspace(*s); s++, len++)
586 /* compare subjects */
587 gint subject_compare(const gchar *s1, const gchar *s2)
591 if (!s1 || !s2) return -1;
592 if (!*s1 || !*s2) return -1;
594 Xstrdup_a(str1, s1, return -1);
595 Xstrdup_a(str2, s2, return -1);
597 trim_subject_for_compare(str1);
598 trim_subject_for_compare(str2);
600 if (!*str1 || !*str2) return -1;
602 return strcmp(str1, str2);
605 gint subject_compare_for_sort(const gchar *s1, const gchar *s2)
609 if (!s1 || !s2) return -1;
611 Xstrdup_a(str1, s1, return -1);
612 Xstrdup_a(str2, s2, return -1);
614 trim_subject_for_sort(str1);
615 trim_subject_for_sort(str2);
617 return g_strcasecmp(str1, str2);
620 void trim_subject_for_compare(gchar *str)
624 eliminate_parenthesis(str, '[', ']');
625 eliminate_parenthesis(str, '(', ')');
628 srcp = str + subject_get_prefix_length(str);
630 memmove(str, srcp, strlen(srcp) + 1);
633 void trim_subject_for_sort(gchar *str)
639 srcp = str + subject_get_prefix_length(str);
641 memmove(str, srcp, strlen(srcp) + 1);
644 void trim_subject(gchar *str)
646 register guchar *srcp, *destp;
650 destp = str + subject_get_prefix_length(str);
655 } else if (*destp == '(') {
666 else if (*srcp == cl)
672 while (isspace(*srcp)) srcp++;
673 memmove(destp, srcp, strlen(srcp) + 1);
676 void eliminate_parenthesis(gchar *str, gchar op, gchar cl)
678 register guchar *srcp, *destp;
683 while ((destp = strchr(destp, op))) {
689 else if (*srcp == cl)
695 while (isspace(*srcp)) srcp++;
696 memmove(destp, srcp, strlen(srcp) + 1);
700 void extract_parenthesis(gchar *str, gchar op, gchar cl)
702 register gchar *srcp, *destp;
707 while ((srcp = strchr(destp, op))) {
710 memmove(destp, srcp + 1, strlen(srcp));
715 else if (*destp == cl)
727 void extract_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
730 register gchar *srcp, *destp;
732 gboolean in_quote = FALSE;
736 while ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
739 memmove(destp, srcp + 1, strlen(srcp));
742 if (*destp == op && !in_quote)
744 else if (*destp == cl && !in_quote)
746 else if (*destp == quote_chr)
758 void eliminate_quote(gchar *str, gchar quote_chr)
760 register guchar *srcp, *destp;
764 while ((destp = strchr(destp, quote_chr))) {
765 if ((srcp = strchr(destp + 1, quote_chr))) {
767 while (isspace(*srcp)) srcp++;
768 memmove(destp, srcp, strlen(srcp) + 1);
776 void extract_quote(gchar *str, gchar quote_chr)
780 if ((str = strchr(str, quote_chr))) {
782 while ((p = strchr(p + 1, quote_chr)) && (p[-1] == '\\')) {
783 memmove(p - 1, p, strlen(p) + 1);
788 memmove(str, str + 1, p - str);
793 void eliminate_address_comment(gchar *str)
795 register guchar *srcp, *destp;
800 while ((destp = strchr(destp, '"'))) {
801 if ((srcp = strchr(destp + 1, '"'))) {
806 while (isspace(*srcp)) srcp++;
807 memmove(destp, srcp, strlen(srcp) + 1);
817 while ((destp = strchr_with_skip_quote(destp, '"', '('))) {
823 else if (*srcp == ')')
829 while (isspace(*srcp)) srcp++;
830 memmove(destp, srcp, strlen(srcp) + 1);
834 gchar *strchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
836 gboolean in_quote = FALSE;
839 if (*str == c && !in_quote)
841 if (*str == quote_chr)
849 gchar *strrchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
851 gboolean in_quote = FALSE;
854 p = str + strlen(str) - 1;
856 if (*p == c && !in_quote)
866 void extract_address(gchar *str)
868 eliminate_address_comment(str);
869 if (strchr_with_skip_quote(str, '"', '<'))
870 extract_parenthesis_with_skip_quote(str, '"', '<', '>');
874 void extract_list_id_str(gchar *str)
876 if (strchr_with_skip_quote(str, '"', '<'))
877 extract_parenthesis_with_skip_quote(str, '"', '<', '>');
881 static GSList *address_list_append_real(GSList *addr_list, const gchar *str, gboolean removecomments)
886 if (!str) return addr_list;
888 Xstrdup_a(work, str, return addr_list);
891 eliminate_address_comment(work);
894 while (workp && *workp) {
897 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
903 if (removecomments && strchr_with_skip_quote(workp, '"', '<'))
904 extract_parenthesis_with_skip_quote
905 (workp, '"', '<', '>');
909 addr_list = g_slist_append(addr_list, g_strdup(workp));
917 GSList *address_list_append(GSList *addr_list, const gchar *str)
919 return address_list_append_real(addr_list, str, TRUE);
922 GSList *address_list_append_with_comments(GSList *addr_list, const gchar *str)
924 return address_list_append_real(addr_list, str, FALSE);
927 GSList *references_list_append(GSList *msgid_list, const gchar *str)
931 if (!str) return msgid_list;
934 while (strp && *strp) {
935 const gchar *start, *end;
938 if ((start = strchr(strp, '<')) != NULL) {
939 end = strchr(start + 1, '>');
944 msgid = g_strndup(start + 1, end - start - 1);
947 msgid_list = g_slist_append(msgid_list, msgid);
957 GSList *newsgroup_list_append(GSList *group_list, const gchar *str)
962 if (!str) return group_list;
964 Xstrdup_a(work, str, return group_list);
968 while (workp && *workp) {
971 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
979 group_list = g_slist_append(group_list,
988 GList *add_history(GList *list, const gchar *str)
992 g_return_val_if_fail(str != NULL, list);
994 old = g_list_find_custom(list, (gpointer)str, (GCompareFunc)strcmp2);
997 list = g_list_remove(list, old->data);
998 } else if (g_list_length(list) >= MAX_HISTORY_SIZE) {
1001 last = g_list_last(list);
1004 g_list_remove(list, last->data);
1008 list = g_list_prepend(list, g_strdup(str));
1013 void remove_return(gchar *str)
1015 register gchar *p = str;
1018 if (*p == '\n' || *p == '\r')
1019 memmove(p, p + 1, strlen(p));
1025 void remove_space(gchar *str)
1027 register guchar *p = str;
1032 while (isspace(*(p + spc)))
1035 memmove(p, p + spc, strlen(p + spc) + 1);
1041 void unfold_line(gchar *str)
1043 register guchar *p = str;
1047 if (*p == '\n' || *p == '\r') {
1050 while (isspace(*(p + spc)))
1053 memmove(p, p + spc, strlen(p + spc) + 1);
1059 void subst_char(gchar *str, gchar orig, gchar subst)
1061 register gchar *p = str;
1070 void subst_chars(gchar *str, gchar *orig, gchar subst)
1072 register gchar *p = str;
1075 if (strchr(orig, *p) != NULL)
1081 void subst_for_filename(gchar *str)
1083 subst_chars(str, " \t\r\n\"'/\\", '_');
1086 void subst_for_shellsafe_filename(gchar *str)
1088 subst_for_filename(str);
1089 subst_chars(str, "|&;()<>'!{}[]",'_');
1092 gboolean is_header_line(const gchar *str)
1094 if (str[0] == ':') return FALSE;
1096 while (*str != '\0' && *str != ' ') {
1105 gboolean is_ascii_str(const guchar *str)
1107 g_return_val_if_fail(str, FALSE);
1109 while (*str != '\0') {
1110 if (*str != '\t' && *str != ' ' &&
1111 *str != '\r' && *str != '\n' &&
1112 (*str < 32 || *str >= 127))
1120 gint get_quote_level(const gchar *str, const gchar *quote_chars)
1122 const guchar *first_pos;
1123 const guchar *last_pos;
1124 const guchar *p = str;
1125 gint quote_level = -1;
1127 /* speed up line processing by only searching to the last '>' */
1128 if ((first_pos = line_has_quote_char(str, quote_chars)) != NULL) {
1129 /* skip a line if it contains a '<' before the initial '>' */
1130 if (memchr(str, '<', first_pos - (const guchar *)str) != NULL)
1132 last_pos = line_has_quote_char_last(first_pos, quote_chars);
1136 while (p <= last_pos) {
1137 while (p < last_pos) {
1144 if (strchr(quote_chars, *p))
1146 else if (*p != '-' && !isspace(*p) && p <= last_pos) {
1147 /* any characters are allowed except '-' and space */
1149 && !strchr(quote_chars, *p)
1153 if (strchr(quote_chars, *p))
1165 const gchar * line_has_quote_char(const gchar * str, const gchar *quote_chars)
1167 gchar * position = NULL;
1168 gchar * tmp_pos = NULL;
1171 if (quote_chars == NULL)
1174 for (i = 0; i < strlen(quote_chars); i++) {
1175 tmp_pos = strchr (str, quote_chars[i]);
1177 || (tmp_pos != NULL && position >= tmp_pos) )
1183 const gchar * line_has_quote_char_last(const gchar * str, const gchar *quote_chars)
1185 gchar * position = NULL;
1186 gchar * tmp_pos = NULL;
1189 if (quote_chars == NULL)
1192 for (i = 0; i < strlen(quote_chars); i++) {
1193 tmp_pos = strrchr (str, quote_chars[i]);
1195 || (tmp_pos != NULL && position <= tmp_pos) )
1201 gchar *strstr_with_skip_quote(const gchar *haystack, const gchar *needle)
1203 register guint haystack_len, needle_len;
1204 gboolean in_squote = FALSE, in_dquote = FALSE;
1206 haystack_len = strlen(haystack);
1207 needle_len = strlen(needle);
1209 if (haystack_len < needle_len || needle_len == 0)
1212 while (haystack_len >= needle_len) {
1213 if (!in_squote && !in_dquote &&
1214 !strncmp(haystack, needle, needle_len))
1215 return (gchar *)haystack;
1217 /* 'foo"bar"' -> foo"bar"
1218 "foo'bar'" -> foo'bar' */
1219 if (*haystack == '\'') {
1222 else if (!in_dquote)
1224 } else if (*haystack == '\"') {
1227 else if (!in_squote)
1238 gchar *strchr_parenthesis_close(const gchar *str, gchar op, gchar cl)
1241 gchar quote_chr = '"';
1243 gboolean in_quote = FALSE;
1247 if ((p = strchr_with_skip_quote(p, quote_chr, op))) {
1251 if (*p == op && !in_quote)
1253 else if (*p == cl && !in_quote)
1255 else if (*p == quote_chr)
1268 gchar **strsplit_parenthesis(const gchar *str, gchar op, gchar cl,
1271 GSList *string_list = NULL, *slist;
1273 const gchar *s_op, *s_cl;
1276 g_return_val_if_fail(str != NULL, NULL);
1279 max_tokens = G_MAXINT;
1281 s_op = strchr_with_skip_quote(str, '"', op);
1282 if (!s_op) return NULL;
1284 s_cl = strchr_parenthesis_close(str, op, cl);
1292 new_string = g_new(gchar, len + 1);
1293 strncpy(new_string, str, len);
1294 new_string[len] = 0;
1295 string_list = g_slist_prepend(string_list, new_string);
1299 while (*str && isspace(*(guchar *)str)) str++;
1301 string_list = g_slist_prepend(string_list,
1304 s_op = strchr_with_skip_quote(str, '"', op);
1305 if (!--max_tokens || !s_op) break;
1309 s_cl = strchr_parenthesis_close(str, op, cl);
1310 } while (--max_tokens && s_cl);
1313 str_array = g_new(gchar*, n);
1317 str_array[i--] = NULL;
1318 for (slist = string_list; slist; slist = slist->next)
1319 str_array[i--] = slist->data;
1321 g_slist_free(string_list);
1326 gchar **strsplit_with_quote(const gchar *str, const gchar *delim,
1329 GSList *string_list = NULL, *slist;
1330 gchar **str_array, *s, *new_str;
1331 guint i, n = 1, len;
1333 g_return_val_if_fail(str != NULL, NULL);
1334 g_return_val_if_fail(delim != NULL, NULL);
1337 max_tokens = G_MAXINT;
1339 s = strstr_with_skip_quote(str, delim);
1341 guint delimiter_len = strlen(delim);
1345 new_str = g_strndup(str, len);
1347 if (new_str[0] == '\'' || new_str[0] == '\"') {
1348 if (new_str[len - 1] == new_str[0]) {
1349 new_str[len - 1] = '\0';
1350 memmove(new_str, new_str + 1, len - 1);
1353 string_list = g_slist_prepend(string_list, new_str);
1355 str = s + delimiter_len;
1356 s = strstr_with_skip_quote(str, delim);
1357 } while (--max_tokens && s);
1361 new_str = g_strdup(str);
1362 if (new_str[0] == '\'' || new_str[0] == '\"') {
1364 if (new_str[len - 1] == new_str[0]) {
1365 new_str[len - 1] = '\0';
1366 memmove(new_str, new_str + 1, len - 1);
1369 string_list = g_slist_prepend(string_list, new_str);
1373 str_array = g_new(gchar*, n);
1377 str_array[i--] = NULL;
1378 for (slist = string_list; slist; slist = slist->next)
1379 str_array[i--] = slist->data;
1381 g_slist_free(string_list);
1386 gchar *get_abbrev_newsgroup_name(const gchar *group, gint len)
1388 gchar *abbrev_group;
1390 const gchar *p = group;
1393 g_return_val_if_fail(group != NULL, NULL);
1395 last = group + strlen(group);
1396 abbrev_group = ap = g_malloc(strlen(group) + 1);
1401 if ((ap - abbrev_group) + (last - p) > len && strchr(p, '.')) {
1403 while (*p != '.') p++;
1406 return abbrev_group;
1411 return abbrev_group;
1414 gchar *trim_string(const gchar *str, gint len)
1416 const gchar *p = str;
1421 if (!str) return NULL;
1422 if (strlen(str) <= len)
1423 return g_strdup(str);
1425 while (*p != '\0') {
1426 mb_len = mblen(p, MB_LEN_MAX);
1429 else if (mb_len < 0)
1430 return g_strdup(str);
1431 else if (new_len + mb_len > len)
1438 Xstrndup_a(new_str, str, new_len, return g_strdup(str));
1439 return g_strconcat(new_str, "...", NULL);
1442 GList *uri_list_extract_filenames(const gchar *uri_list)
1444 GList *result = NULL;
1445 const guchar *p, *q;
1452 while (isspace(*p)) p++;
1453 if (!strncmp(p, "file:", 5)) {
1456 while (*q && *q != '\n' && *q != '\r') q++;
1460 while (q > p && isspace(*q)) q--;
1461 file = g_malloc(q - p + 2);
1462 strncpy(file, p, q - p + 1);
1463 file[q - p + 1] = '\0';
1464 result = g_list_append(result,file);
1468 p = strchr(p, '\n');
1475 /* Converts two-digit hexadecimal to decimal. Used for unescaping escaped
1478 static gint axtoi(const gchar *hexstr)
1480 gint hi, lo, result;
1483 if ('0' <= hi && hi <= '9') {
1486 if ('a' <= hi && hi <= 'f') {
1489 if ('A' <= hi && hi <= 'F') {
1494 if ('0' <= lo && lo <= '9') {
1497 if ('a' <= lo && lo <= 'f') {
1500 if ('A' <= lo && lo <= 'F') {
1503 result = lo + (16 * hi);
1507 gboolean is_uri_string(const gchar *str)
1509 return (g_strncasecmp(str, "http://", 7) == 0 ||
1510 g_strncasecmp(str, "https://", 8) == 0 ||
1511 g_strncasecmp(str, "ftp://", 6) == 0 ||
1512 g_strncasecmp(str, "www.", 4) == 0);
1515 gchar *get_uri_path(const gchar *uri)
1517 if (g_strncasecmp(uri, "http://", 7) == 0)
1518 return (gchar *)(uri + 7);
1519 else if (g_strncasecmp(uri, "https://", 8) == 0)
1520 return (gchar *)(uri + 8);
1521 else if (g_strncasecmp(uri, "ftp://", 6) == 0)
1522 return (gchar *)(uri + 6);
1524 return (gchar *)uri;
1527 /* Decodes URL-Encoded strings (i.e. strings in which spaces are replaced by
1528 * plusses, and escape characters are used)
1530 void decode_uri(gchar *decoded_uri, const gchar *encoded_uri)
1532 gchar *dec = decoded_uri;
1533 const gchar *enc = encoded_uri;
1538 if (isxdigit((guchar)enc[0]) &&
1539 isxdigit((guchar)enc[1])) {
1557 gint scan_mailto_url(const gchar *mailto, gchar **to, gchar **cc, gchar **bcc,
1558 gchar **subject, gchar **body)
1563 Xstrdup_a(tmp_mailto, mailto, return -1);
1565 if (!strncmp(tmp_mailto, "mailto:", 7))
1568 p = strchr(tmp_mailto, '?');
1575 *to = g_strdup(tmp_mailto);
1578 gchar *field, *value;
1595 if (*value == '\0') continue;
1597 if (cc && !*cc && !g_strcasecmp(field, "cc")) {
1598 *cc = g_strdup(value);
1599 } else if (bcc && !*bcc && !g_strcasecmp(field, "bcc")) {
1600 *bcc = g_strdup(value);
1601 } else if (subject && !*subject &&
1602 !g_strcasecmp(field, "subject")) {
1603 *subject = g_malloc(strlen(value) + 1);
1604 decode_uri(*subject, value);
1605 } else if (body && !*body && !g_strcasecmp(field, "body")) {
1606 *body = g_malloc(strlen(value) + 1);
1607 decode_uri(*body, value);
1615 * We need this wrapper around g_get_home_dir(), so that
1616 * we can fix some Windoze things here. Should be done in glibc of course
1617 * but as long as we are not able to do our own extensions to glibc, we do
1620 gchar *get_home_dir(void)
1622 #if HAVE_DOSISH_SYSTEM
1623 static gchar *home_dir;
1626 home_dir = read_w32_registry_string(NULL,
1627 "Software\\Sylpheed", "HomeDir" );
1628 if (!home_dir || !*home_dir) {
1629 if (getenv ("HOMEDRIVE") && getenv("HOMEPATH")) {
1630 const char *s = g_get_home_dir();
1632 home_dir = g_strdup (s);
1634 if (!home_dir || !*home_dir)
1635 home_dir = g_strdup ("c:\\sylpheed");
1637 debug_print("initialized home_dir to `%s'\n", home_dir);
1640 #else /* standard glib */
1641 return g_get_home_dir();
1645 gchar *get_rc_dir(void)
1647 static gchar *rc_dir = NULL;
1650 rc_dir = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
1656 gchar *get_news_cache_dir(void)
1658 static gchar *news_cache_dir = NULL;
1660 if (!news_cache_dir)
1661 news_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1662 NEWS_CACHE_DIR, NULL);
1664 return news_cache_dir;
1667 gchar *get_imap_cache_dir(void)
1669 static gchar *imap_cache_dir = NULL;
1671 if (!imap_cache_dir)
1672 imap_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1673 IMAP_CACHE_DIR, NULL);
1675 return imap_cache_dir;
1678 gchar *get_mbox_cache_dir(void)
1680 static gchar *mbox_cache_dir = NULL;
1682 if (!mbox_cache_dir)
1683 mbox_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1684 MBOX_CACHE_DIR, NULL);
1686 return mbox_cache_dir;
1689 gchar *get_mime_tmp_dir(void)
1691 static gchar *mime_tmp_dir = NULL;
1694 mime_tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1695 MIME_TMP_DIR, NULL);
1697 return mime_tmp_dir;
1700 gchar *get_template_dir(void)
1702 static gchar *template_dir = NULL;
1705 template_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1706 TEMPLATE_DIR, NULL);
1708 return template_dir;
1711 gchar *get_header_cache_dir(void)
1713 static gchar *header_dir = NULL;
1716 header_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1717 HEADER_CACHE_DIR, NULL);
1722 gchar *get_tmp_dir(void)
1724 static gchar *tmp_dir = NULL;
1727 tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1733 gchar *get_tmp_file(void)
1736 static guint32 id = 0;
1738 tmp_file = g_strdup_printf("%s%ctmpfile.%08x",
1739 get_tmp_dir(), G_DIR_SEPARATOR, id++);
1744 gchar *get_domain_name(void)
1746 static gchar *domain_name = NULL;
1752 if (uname(&uts) < 0) {
1753 perror("gethostname");
1754 domain_name = "unknown";
1756 if ((hp = my_gethostbyname(uts.nodename)) == NULL) {
1757 perror("gethostbyname");
1758 domain_name = g_strdup(uts.nodename);
1760 domain_name = g_strdup(hp->h_name);
1764 debug_print("domain name = %s\n", domain_name);
1770 off_t get_file_size(const gchar *file)
1774 if (stat(file, &s) < 0) {
1775 FILE_OP_ERROR(file, "stat");
1782 off_t get_file_size_as_crlf(const gchar *file)
1786 gchar buf[BUFFSIZE];
1788 if ((fp = fopen(file, "rb")) == NULL) {
1789 FILE_OP_ERROR(file, "fopen");
1793 while (fgets(buf, sizeof(buf), fp) != NULL) {
1795 size += strlen(buf) + 2;
1799 FILE_OP_ERROR(file, "fgets");
1808 off_t get_left_file_size(FILE *fp)
1814 if ((pos = ftell(fp)) < 0) {
1818 if (fseek(fp, 0L, SEEK_END) < 0) {
1822 if ((end = ftell(fp)) < 0) {
1827 if (fseek(fp, pos, SEEK_SET) < 0) {
1835 gboolean file_exist(const gchar *file, gboolean allow_fifo)
1842 if (stat(file, &s) < 0) {
1843 if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1847 if (S_ISREG(s.st_mode) || (allow_fifo && S_ISFIFO(s.st_mode)))
1853 gboolean is_dir_exist(const gchar *dir)
1860 if (stat(dir, &s) < 0) {
1861 if (ENOENT != errno) FILE_OP_ERROR(dir, "stat");
1865 if (S_ISDIR(s.st_mode))
1871 gboolean is_file_entry_exist(const gchar *file)
1878 if (stat(file, &s) < 0) {
1879 if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1886 gboolean dirent_is_regular_file(struct dirent *d)
1890 #ifdef HAVE_DIRENT_D_TYPE
1891 if (d->d_type == DT_REG)
1893 else if (d->d_type != DT_UNKNOWN)
1897 return (stat(d->d_name, &s) == 0 && S_ISREG(s.st_mode));
1900 gboolean dirent_is_directory(struct dirent *d)
1904 #ifdef HAVE_DIRENT_D_TYPE
1905 if (d->d_type == DT_DIR)
1907 else if (d->d_type != DT_UNKNOWN)
1911 return (stat(d->d_name, &s) == 0 && S_ISDIR(s.st_mode));
1914 gint change_dir(const gchar *dir)
1916 gchar *prevdir = NULL;
1919 prevdir = g_get_current_dir();
1921 if (chdir(dir) < 0) {
1922 FILE_OP_ERROR(dir, "chdir");
1923 if (debug_mode) g_free(prevdir);
1925 } else if (debug_mode) {
1928 cwd = g_get_current_dir();
1929 if (strcmp(prevdir, cwd) != 0)
1930 g_print("current dir: %s\n", cwd);
1938 gint make_dir(const gchar *dir)
1940 if (mkdir(dir, S_IRWXU) < 0) {
1941 FILE_OP_ERROR(dir, "mkdir");
1944 if (chmod(dir, S_IRWXU) < 0)
1945 FILE_OP_ERROR(dir, "chmod");
1950 gint make_dir_hier(const gchar *dir)
1955 for (p = dir; (p = strchr(p, G_DIR_SEPARATOR)) != NULL; p++) {
1956 parent_dir = g_strndup(dir, p - dir);
1957 if (*parent_dir != '\0') {
1958 if (!is_dir_exist(parent_dir)) {
1959 if (make_dir(parent_dir) < 0) {
1968 if (!is_dir_exist(dir)) {
1969 if (make_dir(dir) < 0)
1976 gint remove_all_files(const gchar *dir)
1982 prev_dir = g_get_current_dir();
1984 if (chdir(dir) < 0) {
1985 FILE_OP_ERROR(dir, "chdir");
1990 if ((dp = opendir(".")) == NULL) {
1991 FILE_OP_ERROR(dir, "opendir");
1996 while ((d = readdir(dp)) != NULL) {
1997 if (!strcmp(d->d_name, ".") ||
1998 !strcmp(d->d_name, ".."))
2001 if (unlink(d->d_name) < 0)
2002 FILE_OP_ERROR(d->d_name, "unlink");
2007 if (chdir(prev_dir) < 0) {
2008 FILE_OP_ERROR(prev_dir, "chdir");
2018 gint remove_numbered_files(const gchar *dir, guint first, guint last)
2025 prev_dir = g_get_current_dir();
2027 if (chdir(dir) < 0) {
2028 FILE_OP_ERROR(dir, "chdir");
2033 if ((dp = opendir(".")) == NULL) {
2034 FILE_OP_ERROR(dir, "opendir");
2039 while ((d = readdir(dp)) != NULL) {
2040 fileno = to_number(d->d_name);
2041 if (fileno >= 0 && first <= fileno && fileno <= last) {
2042 if (is_dir_exist(d->d_name))
2044 if (unlink(d->d_name) < 0)
2045 FILE_OP_ERROR(d->d_name, "unlink");
2051 if (chdir(prev_dir) < 0) {
2052 FILE_OP_ERROR(prev_dir, "chdir");
2062 gint remove_numbered_files_not_in_list(const gchar *dir, GSList *numberlist)
2069 prev_dir = g_get_current_dir();
2071 if (chdir(dir) < 0) {
2072 FILE_OP_ERROR(dir, "chdir");
2077 if ((dp = opendir(".")) == NULL) {
2078 FILE_OP_ERROR(dir, "opendir");
2083 while ((d = readdir(dp)) != NULL) {
2084 fileno = to_number(d->d_name);
2085 if (fileno >= 0 && (g_slist_find(numberlist, GINT_TO_POINTER(fileno)) == NULL)) {
2086 debug_print("removing unwanted file %d from %s\n", fileno, dir);
2087 if (is_dir_exist(d->d_name))
2089 if (unlink(d->d_name) < 0)
2090 FILE_OP_ERROR(d->d_name, "unlink");
2096 if (chdir(prev_dir) < 0) {
2097 FILE_OP_ERROR(prev_dir, "chdir");
2107 gint remove_all_numbered_files(const gchar *dir)
2109 return remove_numbered_files(dir, 0, UINT_MAX);
2112 gint remove_expired_files(const gchar *dir, guint hours)
2119 time_t mtime, now, expire_time;
2121 prev_dir = g_get_current_dir();
2123 if (chdir(dir) < 0) {
2124 FILE_OP_ERROR(dir, "chdir");
2129 if ((dp = opendir(".")) == NULL) {
2130 FILE_OP_ERROR(dir, "opendir");
2136 expire_time = hours * 60 * 60;
2138 while ((d = readdir(dp)) != NULL) {
2139 fileno = to_number(d->d_name);
2141 if (stat(d->d_name, &s) < 0) {
2142 FILE_OP_ERROR(d->d_name, "stat");
2145 if (S_ISDIR(s.st_mode))
2147 mtime = MAX(s.st_mtime, s.st_atime);
2148 if (now - mtime > expire_time) {
2149 if (unlink(d->d_name) < 0)
2150 FILE_OP_ERROR(d->d_name, "unlink");
2157 if (chdir(prev_dir) < 0) {
2158 FILE_OP_ERROR(prev_dir, "chdir");
2168 gint remove_dir_recursive(const gchar *dir)
2175 /* g_print("dir = %s\n", dir); */
2177 if (stat(dir, &s) < 0) {
2178 FILE_OP_ERROR(dir, "stat");
2179 if (ENOENT == errno) return 0;
2183 if (!S_ISDIR(s.st_mode)) {
2184 if (unlink(dir) < 0) {
2185 FILE_OP_ERROR(dir, "unlink");
2192 prev_dir = g_get_current_dir();
2193 /* g_print("prev_dir = %s\n", prev_dir); */
2195 if (!path_cmp(prev_dir, dir)) {
2197 if (chdir("..") < 0) {
2198 FILE_OP_ERROR(dir, "chdir");
2201 prev_dir = g_get_current_dir();
2204 if (chdir(dir) < 0) {
2205 FILE_OP_ERROR(dir, "chdir");
2210 if ((dp = opendir(".")) == NULL) {
2211 FILE_OP_ERROR(dir, "opendir");
2217 /* remove all files in the directory */
2218 while ((d = readdir(dp)) != NULL) {
2219 if (!strcmp(d->d_name, ".") ||
2220 !strcmp(d->d_name, ".."))
2223 /* g_print("removing %s\n", d->d_name); */
2225 if (dirent_is_directory(d)) {
2226 if (remove_dir_recursive(d->d_name) < 0) {
2227 g_warning("can't remove directory\n");
2231 if (unlink(d->d_name) < 0)
2232 FILE_OP_ERROR(d->d_name, "unlink");
2238 if (chdir(prev_dir) < 0) {
2239 FILE_OP_ERROR(prev_dir, "chdir");
2246 if (rmdir(dir) < 0) {
2247 FILE_OP_ERROR(dir, "rmdir");
2255 /* this seems to be slower than the stdio version... */
2256 gint copy_file(const gchar *src, const gchar *dest)
2258 gint src_fd, dest_fd;
2262 gchar *dest_bak = NULL;
2264 if ((src_fd = open(src, O_RDONLY)) < 0) {
2265 FILE_OP_ERROR(src, "open");
2269 if (is_file_exist(dest)) {
2270 dest_bak = g_strconcat(dest, ".bak", NULL);
2271 if (rename(dest, dest_bak) < 0) {
2272 FILE_OP_ERROR(dest, "rename");
2279 if ((dest_fd = open(dest, O_RDWR|O_CREAT, S_IRUSR|S_IWUSR)) < 0) {
2280 FILE_OP_ERROR(dest, "open");
2283 if (rename(dest_bak, dest) < 0)
2284 FILE_OP_ERROR(dest_bak, "rename");
2290 while ((n_read = read(src_fd, buf, sizeof(buf))) > 0) {
2295 n_write = write(dest_fd, bufp, len);
2297 g_warning("writing to %s failed.\n", dest);
2302 if (rename(dest_bak, dest) < 0)
2303 FILE_OP_ERROR(dest_bak, "rename");
2316 if (n_read < 0 || get_file_size(src) != get_file_size(dest)) {
2317 g_warning("File copy from %s to %s failed.\n", src, dest);
2320 if (rename(dest_bak, dest) < 0)
2321 FILE_OP_ERROR(dest_bak, "rename");
2334 * Append src file body to the tail of dest file.
2335 * Now keep_backup has no effects.
2337 gint append_file(const gchar *src, const gchar *dest, gboolean keep_backup)
2339 FILE *src_fp, *dest_fp;
2343 gboolean err = FALSE;
2345 if ((src_fp = fopen(src, "rb")) == NULL) {
2346 FILE_OP_ERROR(src, "fopen");
2350 if ((dest_fp = fopen(dest, "ab")) == NULL) {
2351 FILE_OP_ERROR(dest, "fopen");
2356 if (change_file_mode_rw(dest_fp, dest) < 0) {
2357 FILE_OP_ERROR(dest, "chmod");
2358 g_warning("can't change file mode\n");
2361 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
2362 if (n_read < sizeof(buf) && ferror(src_fp))
2364 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
2365 g_warning("writing to %s failed.\n", dest);
2373 if (ferror(src_fp)) {
2374 FILE_OP_ERROR(src, "fread");
2378 if (fclose(dest_fp) == EOF) {
2379 FILE_OP_ERROR(dest, "fclose");
2391 gint copy_file(const gchar *src, const gchar *dest, gboolean keep_backup)
2393 FILE *src_fp, *dest_fp;
2396 gchar *dest_bak = NULL;
2397 gboolean err = FALSE;
2399 if ((src_fp = fopen(src, "rb")) == NULL) {
2400 FILE_OP_ERROR(src, "fopen");
2403 if (is_file_exist(dest)) {
2404 dest_bak = g_strconcat(dest, ".bak", NULL);
2405 if (rename(dest, dest_bak) < 0) {
2406 FILE_OP_ERROR(dest, "rename");
2413 if ((dest_fp = fopen(dest, "wb")) == NULL) {
2414 FILE_OP_ERROR(dest, "fopen");
2417 if (rename(dest_bak, dest) < 0)
2418 FILE_OP_ERROR(dest_bak, "rename");
2424 if (change_file_mode_rw(dest_fp, dest) < 0) {
2425 FILE_OP_ERROR(dest, "chmod");
2426 g_warning("can't change file mode\n");
2429 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
2430 if (n_read < sizeof(buf) && ferror(src_fp))
2432 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
2433 g_warning("writing to %s failed.\n", dest);
2438 if (rename(dest_bak, dest) < 0)
2439 FILE_OP_ERROR(dest_bak, "rename");
2446 if (ferror(src_fp)) {
2447 FILE_OP_ERROR(src, "fread");
2451 if (fclose(dest_fp) == EOF) {
2452 FILE_OP_ERROR(dest, "fclose");
2459 if (rename(dest_bak, dest) < 0)
2460 FILE_OP_ERROR(dest_bak, "rename");
2466 if (keep_backup == FALSE && dest_bak)
2474 gint move_file(const gchar *src, const gchar *dest, gboolean overwrite)
2476 if (overwrite == FALSE && is_file_exist(dest)) {
2477 g_warning("move_file(): file %s already exists.", dest);
2481 if (rename(src, dest) == 0) return 0;
2483 if (EXDEV != errno) {
2484 FILE_OP_ERROR(src, "rename");
2488 if (copy_file(src, dest, FALSE) < 0) return -1;
2495 gint copy_file_part_to_fp(FILE *fp, off_t offset, size_t length, FILE *dest_fp)
2498 gint bytes_left, to_read;
2501 if (fseek(fp, offset, SEEK_SET) < 0) {
2506 bytes_left = length;
2507 to_read = MIN(bytes_left, sizeof(buf));
2509 while ((n_read = fread(buf, sizeof(gchar), to_read, fp)) > 0) {
2510 if (n_read < to_read && ferror(fp))
2512 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
2515 bytes_left -= n_read;
2516 if (bytes_left == 0)
2518 to_read = MIN(bytes_left, sizeof(buf));
2529 gint copy_file_part(FILE *fp, off_t offset, size_t length, const gchar *dest)
2532 gboolean err = FALSE;
2534 if ((dest_fp = fopen(dest, "wb")) == NULL) {
2535 FILE_OP_ERROR(dest, "fopen");
2539 if (change_file_mode_rw(dest_fp, dest) < 0) {
2540 FILE_OP_ERROR(dest, "chmod");
2541 g_warning("can't change file mode\n");
2544 if (copy_file_part_to_fp(fp, offset, length, dest_fp) < 0)
2547 if (!err && fclose(dest_fp) == EOF) {
2548 FILE_OP_ERROR(dest, "fclose");
2553 g_warning("writing to %s failed.\n", dest);
2561 /* convert line endings into CRLF. If the last line doesn't end with
2562 * linebreak, add it.
2564 gchar *canonicalize_str(const gchar *str)
2570 for (p = str; *p != '\0'; ++p) {
2577 if (p == str || *(p - 1) != '\n')
2580 out = outp = g_malloc(new_len + 1);
2581 for (p = str; *p != '\0'; ++p) {
2588 if (p == str || *(p - 1) != '\n') {
2597 gint canonicalize_file(const gchar *src, const gchar *dest)
2599 FILE *src_fp, *dest_fp;
2600 gchar buf[BUFFSIZE];
2602 gboolean err = FALSE;
2603 gboolean last_linebreak = FALSE;
2605 if ((src_fp = fopen(src, "rb")) == NULL) {
2606 FILE_OP_ERROR(src, "fopen");
2610 if ((dest_fp = fopen(dest, "wb")) == NULL) {
2611 FILE_OP_ERROR(dest, "fopen");
2616 if (change_file_mode_rw(dest_fp, dest) < 0) {
2617 FILE_OP_ERROR(dest, "chmod");
2618 g_warning("can't change file mode\n");
2621 while (fgets(buf, sizeof(buf), src_fp) != NULL) {
2625 if (len == 0) break;
2626 last_linebreak = FALSE;
2628 if (buf[len - 1] != '\n') {
2629 last_linebreak = TRUE;
2630 r = fputs(buf, dest_fp);
2631 } else if (len > 1 && buf[len - 1] == '\n' && buf[len - 2] == '\r') {
2632 r = fputs(buf, dest_fp);
2635 r = fwrite(buf, len - 1, 1, dest_fp);
2640 r = fputs("\r\n", dest_fp);
2644 g_warning("writing to %s failed.\n", dest);
2652 if (last_linebreak == TRUE) {
2653 if (fputs("\r\n", dest_fp) == EOF)
2657 if (ferror(src_fp)) {
2658 FILE_OP_ERROR(src, "fgets");
2662 if (fclose(dest_fp) == EOF) {
2663 FILE_OP_ERROR(dest, "fclose");
2675 gint canonicalize_file_replace(const gchar *file)
2679 tmp_file = get_tmp_file();
2681 if (canonicalize_file(file, tmp_file) < 0) {
2686 if (move_file(tmp_file, file, TRUE) < 0) {
2687 g_warning("can't replace %s .\n", file);
2697 gint uncanonicalize_file(const gchar *src, const gchar *dest)
2699 FILE *src_fp, *dest_fp;
2700 gchar buf[BUFFSIZE];
2701 gboolean err = FALSE;
2703 if ((src_fp = fopen(src, "rb")) == NULL) {
2704 FILE_OP_ERROR(src, "fopen");
2708 if ((dest_fp = fopen(dest, "wb")) == NULL) {
2709 FILE_OP_ERROR(dest, "fopen");
2714 if (change_file_mode_rw(dest_fp, dest) < 0) {
2715 FILE_OP_ERROR(dest, "chmod");
2716 g_warning("can't change file mode\n");
2719 while (fgets(buf, sizeof(buf), src_fp) != NULL) {
2721 if (fputs(buf, dest_fp) == EOF) {
2722 g_warning("writing to %s failed.\n", dest);
2730 if (ferror(src_fp)) {
2731 FILE_OP_ERROR(src, "fgets");
2735 if (fclose(dest_fp) == EOF) {
2736 FILE_OP_ERROR(dest, "fclose");
2748 gint uncanonicalize_file_replace(const gchar *file)
2752 tmp_file = get_tmp_file();
2754 if (uncanonicalize_file(file, tmp_file) < 0) {
2759 if (move_file(tmp_file, file, TRUE) < 0) {
2760 g_warning("can't replace %s .\n", file);
2770 gchar *normalize_newlines(const gchar *str)
2772 const gchar *p = str;
2775 out = outp = g_malloc(strlen(str) + 1);
2776 for (p = str; *p != '\0'; ++p) {
2778 if (*(p + 1) != '\n')
2789 gchar *get_outgoing_rfc2822_str(FILE *fp)
2791 gchar buf[BUFFSIZE];
2795 str = g_string_new(NULL);
2797 /* output header part */
2798 while (fgets(buf, sizeof(buf), fp) != NULL) {
2800 if (!g_strncasecmp(buf, "Bcc:", 4)) {
2807 else if (next != ' ' && next != '\t') {
2811 if (fgets(buf, sizeof(buf), fp) == NULL)
2815 g_string_append(str, buf);
2816 g_string_append(str, "\r\n");
2822 /* output body part */
2823 while (fgets(buf, sizeof(buf), fp) != NULL) {
2826 g_string_append_c(str, '.');
2827 g_string_append(str, buf);
2828 g_string_append(str, "\r\n");
2832 g_string_free(str, FALSE);
2838 * Create a new boundary in a way that it is very unlikely that this
2839 * will occur in the following text. It would be easy to ensure
2840 * uniqueness if everything is either quoted-printable or base64
2841 * encoded (note that conversion is allowed), but because MIME bodies
2842 * may be nested, it may happen that the same boundary has already
2843 * been used. We avoid scanning the message for conflicts and hope the
2846 * boundary := 0*69<bchars> bcharsnospace
2847 * bchars := bcharsnospace / " "
2848 * bcharsnospace := DIGIT / ALPHA / "'" / "(" / ")" /
2849 * "+" / "_" / "," / "-" / "." /
2850 * "/" / ":" / "=" / "?"
2852 * some special characters removed because of buggy MTAs
2855 gchar *generate_mime_boundary(const gchar *prefix)
2857 static gchar tbl[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
2858 "abcdefghijklmnopqrstuvwxyz"
2867 /* We make the boundary depend on the pid, so that all running
2868 * processes generate different values even when they have been
2869 * started within the same second and srandom(time(NULL)) has been
2870 * used. I can't see whether this is really an advantage but it
2871 * doesn't do any harm.
2873 for (i = 0; i < sizeof(buf_uniq) - 1; i++)
2874 buf_uniq[i] = tbl[(rand() ^ pid) % (sizeof(tbl) - 1)];
2877 get_rfc822_date(buf_date, sizeof(buf_date));
2878 subst_char(buf_date, ' ', '_');
2879 subst_char(buf_date, ',', '_');
2880 subst_char(buf_date, ':', '_');
2882 return g_strdup_printf("%s_%s_%s", prefix ? prefix : "Multipart",
2883 buf_date, buf_uniq);
2886 gint change_file_mode_rw(FILE *fp, const gchar *file)
2889 return fchmod(fileno(fp), S_IRUSR|S_IWUSR);
2891 return chmod(file, S_IRUSR|S_IWUSR);
2895 FILE *my_tmpfile(void)
2898 const gchar suffix[] = ".XXXXXX";
2899 const gchar *tmpdir;
2901 const gchar *progname;
2907 tmpdir = get_tmp_dir();
2908 tmplen = strlen(tmpdir);
2909 progname = g_get_prgname();
2910 if (progname == NULL)
2911 progname = "sylpheed-claws";
2912 proglen = strlen(progname);
2913 Xalloca(fname, tmplen + 1 + proglen + sizeof(suffix),
2916 memcpy(fname, tmpdir, tmplen);
2917 fname[tmplen] = G_DIR_SEPARATOR;
2918 memcpy(fname + tmplen + 1, progname, proglen);
2919 memcpy(fname + tmplen + 1 + proglen, suffix, sizeof(suffix));
2921 fd = mkstemp(fname);
2927 fp = fdopen(fd, "w+b");
2932 #endif /* HAVE_MKSTEMP */
2937 FILE *get_tmpfile_in_dir(const gchar *dir, gchar **filename)
2941 *filename = g_strdup_printf("%s%csylpheed.XXXXXX", dir, G_DIR_SEPARATOR);
2942 fd = mkstemp(*filename);
2944 return fdopen(fd, "w+");
2947 FILE *str_open_as_stream(const gchar *str)
2952 g_return_val_if_fail(str != NULL, NULL);
2956 FILE_OP_ERROR("str_open_as_stream", "my_tmpfile");
2961 if (len == 0) return fp;
2963 if (fwrite(str, len, 1, fp) != 1) {
2964 FILE_OP_ERROR("str_open_as_stream", "fwrite");
2973 gint str_write_to_file(const gchar *str, const gchar *file)
2978 g_return_val_if_fail(str != NULL, -1);
2979 g_return_val_if_fail(file != NULL, -1);
2981 if ((fp = fopen(file, "wb")) == NULL) {
2982 FILE_OP_ERROR(file, "fopen");
2992 if (fwrite(str, len, 1, fp) != 1) {
2993 FILE_OP_ERROR(file, "fwrite");
2999 if (fclose(fp) == EOF) {
3000 FILE_OP_ERROR(file, "fclose");
3008 gchar *file_read_to_str(const gchar *file)
3013 g_return_val_if_fail(file != NULL, NULL);
3015 if ((fp = fopen(file, "rb")) == NULL) {
3016 FILE_OP_ERROR(file, "fopen");
3020 str = file_read_stream_to_str(fp);
3027 gchar *file_read_stream_to_str(FILE *fp)
3034 g_return_val_if_fail(fp != NULL, NULL);
3036 array = g_byte_array_new();
3038 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), fp)) > 0) {
3039 if (n_read < sizeof(buf) && ferror(fp))
3041 g_byte_array_append(array, buf, n_read);
3045 FILE_OP_ERROR("file stream", "fread");
3046 g_byte_array_free(array, TRUE);
3051 g_byte_array_append(array, buf, 1);
3052 str = (gchar *)array->data;
3053 g_byte_array_free(array, FALSE);
3058 gint execute_async(gchar *const argv[])
3063 if ((pid = fork()) < 0) {
3068 if (pid == 0) { /* child process */
3071 if ((gch_pid = fork()) < 0) {
3076 if (gch_pid == 0) { /* grandchild process */
3077 execvp(argv[0], argv);
3086 waitpid(pid, &status, 0);
3088 if (WIFEXITED(status))
3089 return WEXITSTATUS(status);
3094 gint execute_sync(gchar *const argv[])
3099 if ((pid = fork()) < 0) {
3104 if (pid == 0) { /* child process */
3105 execvp(argv[0], argv);
3111 waitpid(pid, &status, 0);
3113 if (WIFEXITED(status))
3114 return WEXITSTATUS(status);
3119 gint execute_command_line(const gchar *cmdline, gboolean async)
3124 debug_print("executing: %s\n", cmdline);
3126 argv = strsplit_with_quote(cmdline, " ", 0);
3129 ret = execute_async(argv);
3131 ret = execute_sync(argv);
3138 gchar *get_command_output(const gchar *cmdline)
3140 gchar buf[BUFFSIZE];
3145 g_return_val_if_fail(cmdline != NULL, NULL);
3147 if ((fp = popen(cmdline, "r")) == NULL) {
3148 FILE_OP_ERROR(cmdline, "popen");
3152 str = g_string_new("");
3154 while (fgets(buf, sizeof(buf), fp) != NULL)
3155 g_string_append(str, buf);
3160 g_string_free(str, FALSE);
3165 static gint is_unchanged_uri_char(char c)
3177 void encode_uri(gchar *encoded_uri, gint bufsize, const gchar *uri)
3183 for(i = 0; i < strlen(uri) ; i++) {
3184 if (is_unchanged_uri_char(uri[i])) {
3185 if (k + 2 >= bufsize)
3187 encoded_uri[k++] = uri[i];
3190 char * hexa = "0123456789ABCDEF";
3192 if (k + 4 >= bufsize)
3194 encoded_uri[k++] = '%';
3195 encoded_uri[k++] = hexa[uri[i] / 16];
3196 encoded_uri[k++] = hexa[uri[i] % 16];
3202 gint open_uri(const gchar *uri, const gchar *cmdline)
3204 gchar buf[BUFFSIZE];
3206 gchar encoded_uri[BUFFSIZE];
3208 g_return_val_if_fail(uri != NULL, -1);
3210 /* an option to choose whether to use encode_uri or not ? */
3211 encode_uri(encoded_uri, BUFFSIZE, uri);
3214 (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
3215 !strchr(p + 2, '%'))
3216 g_snprintf(buf, sizeof(buf), cmdline, encoded_uri);
3219 g_warning("Open URI command line is invalid "
3220 "(there must be only one '%%s'): %s",
3222 g_snprintf(buf, sizeof(buf), DEFAULT_BROWSER_CMD, encoded_uri);
3225 execute_command_line(buf, TRUE);
3230 time_t remote_tzoffset_sec(const gchar *zone)
3232 static gchar ustzstr[] = "PSTPDTMSTMDTCSTCDTESTEDT";
3238 time_t remoteoffset;
3240 strncpy(zone3, zone, 3);
3244 if (sscanf(zone, "%c%d", &c, &offset) == 2 &&
3245 (c == '+' || c == '-')) {
3246 remoteoffset = ((offset / 100) * 60 + (offset % 100)) * 60;
3248 remoteoffset = -remoteoffset;
3249 } else if (!strncmp(zone, "UT" , 2) ||
3250 !strncmp(zone, "GMT", 2)) {
3252 } else if (strlen(zone3) == 3) {
3253 for (p = ustzstr; *p != '\0'; p += 3) {
3254 if (!g_strncasecmp(p, zone3, 3)) {
3255 iustz = ((gint)(p - ustzstr) / 3 + 1) / 2 - 8;
3256 remoteoffset = iustz * 3600;
3262 } else if (strlen(zone3) == 1) {
3264 case 'Z': remoteoffset = 0; break;
3265 case 'A': remoteoffset = -1; break;
3266 case 'B': remoteoffset = -2; break;
3267 case 'C': remoteoffset = -3; break;
3268 case 'D': remoteoffset = -4; break;
3269 case 'E': remoteoffset = -5; break;
3270 case 'F': remoteoffset = -6; break;
3271 case 'G': remoteoffset = -7; break;
3272 case 'H': remoteoffset = -8; break;
3273 case 'I': remoteoffset = -9; break;
3274 case 'K': remoteoffset = -10; break; /* J is not used */
3275 case 'L': remoteoffset = -11; break;
3276 case 'M': remoteoffset = -12; break;
3277 case 'N': remoteoffset = 1; break;
3278 case 'O': remoteoffset = 2; break;
3279 case 'P': remoteoffset = 3; break;
3280 case 'Q': remoteoffset = 4; break;
3281 case 'R': remoteoffset = 5; break;
3282 case 'S': remoteoffset = 6; break;
3283 case 'T': remoteoffset = 7; break;
3284 case 'U': remoteoffset = 8; break;
3285 case 'V': remoteoffset = 9; break;
3286 case 'W': remoteoffset = 10; break;
3287 case 'X': remoteoffset = 11; break;
3288 case 'Y': remoteoffset = 12; break;
3289 default: remoteoffset = 0; break;
3291 remoteoffset = remoteoffset * 3600;
3295 return remoteoffset;
3298 time_t tzoffset_sec(time_t *now)
3304 lt = localtime(now);
3306 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
3308 if (lt->tm_year < gmt.tm_year)
3310 else if (lt->tm_year > gmt.tm_year)
3312 else if (lt->tm_yday < gmt.tm_yday)
3314 else if (lt->tm_yday > gmt.tm_yday)
3317 if (off >= 24 * 60) /* should be impossible */
3318 off = 23 * 60 + 59; /* if not, insert silly value */
3319 if (off <= -24 * 60)
3320 off = -(23 * 60 + 59);
3325 /* calculate timezone offset */
3326 gchar *tzoffset(time_t *now)
3328 static gchar offset_string[6];
3334 lt = localtime(now);
3336 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
3338 if (lt->tm_year < gmt.tm_year)
3340 else if (lt->tm_year > gmt.tm_year)
3342 else if (lt->tm_yday < gmt.tm_yday)
3344 else if (lt->tm_yday > gmt.tm_yday)
3352 if (off >= 24 * 60) /* should be impossible */
3353 off = 23 * 60 + 59; /* if not, insert silly value */
3355 sprintf(offset_string, "%c%02d%02d", sign, off / 60, off % 60);
3357 return offset_string;
3360 void get_rfc822_date(gchar *buf, gint len)
3364 gchar day[4], mon[4];
3365 gint dd, hh, mm, ss, yyyy;
3370 sscanf(asctime(lt), "%3s %3s %d %d:%d:%d %d\n",
3371 day, mon, &dd, &hh, &mm, &ss, &yyyy);
3372 g_snprintf(buf, len, "%s, %d %s %d %02d:%02d:%02d %s",
3373 day, dd, mon, yyyy, hh, mm, ss, tzoffset(&t));
3376 void debug_set_mode(gboolean mode)
3381 gboolean debug_get_mode(void)
3386 void debug_print_real(const gchar *format, ...)
3389 gchar buf[BUFFSIZE];
3391 if (!debug_mode) return;
3393 va_start(args, format);
3394 g_vsnprintf(buf, sizeof(buf), format, args);
3400 void * subject_table_lookup(GHashTable *subject_table, gchar * subject)
3402 if (subject == NULL)
3405 subject += subject_get_prefix_length(subject);
3407 return g_hash_table_lookup(subject_table, subject);
3410 void subject_table_insert(GHashTable *subject_table, gchar * subject,
3413 if (subject == NULL || *subject == 0)
3415 subject += subject_get_prefix_length(subject);
3416 g_hash_table_insert(subject_table, subject, data);
3419 void subject_table_remove(GHashTable *subject_table, gchar * subject)
3421 if (subject == NULL)
3424 subject += subject_get_prefix_length(subject);
3425 g_hash_table_remove(subject_table, subject);
3429 *\brief Check if a string is prefixed with known (combinations)
3430 * of prefixes. The function assumes that each prefix
3431 * is terminated by zero or exactly _one_ space.
3433 *\param str String to check for a prefixes
3435 *\return int Number of chars in the prefix that should be skipped
3436 * for a "clean" subject line. If no prefix was found, 0
3439 int subject_get_prefix_length(const gchar *subject)
3441 /*!< Array with allowable reply prefixes regexps. */
3442 static const gchar * const prefixes[] = {
3443 "Re\\:", /* "Re:" */
3444 "Re\\[[1-9][0-9]*\\]\\:", /* "Re[XXX]:" (non-conforming news mail clients) */
3445 "Antw\\:", /* "Antw:" (Dutch / German Outlook) */
3446 "Aw\\:", /* "Aw:" (German) */
3447 "Antwort\\:", /* "Antwort:" (German Lotus Notes) */
3448 "Res\\:", /* "Res:" (Brazilian Outlook) */
3449 "Fw\\:", /* "Fw:" Forward */
3450 "Enc\\:", /* "Enc:" Forward (Brazilian Outlook) */
3451 "Odp\\:", /* "Odp:" Re (Polish Outlook) */
3452 "Rif\\:" /* "Rif:" (Italian Outlook) */
3455 const int PREFIXES = sizeof prefixes / sizeof prefixes[0];
3458 static regex_t regex;
3459 static gboolean init_;
3461 if (!subject) return 0;
3462 if (!*subject) return 0;
3465 GString *s = g_string_new("");
3467 for (n = 0; n < PREFIXES; n++)
3468 /* Terminate each prefix regexpression by a
3469 * "\ ?" (zero or ONE space), and OR them */
3470 g_string_sprintfa(s, "(%s\\ ?)%s",
3475 g_string_prepend(s, "(");
3476 g_string_append(s, ")+"); /* match at least once */
3477 g_string_prepend(s, "^\\ *"); /* from beginning of line */
3480 /* We now have something like "^\ *((PREFIX1\ ?)|(PREFIX2\ ?))+"
3481 * TODO: Should this be "^\ *(((PREFIX1)|(PREFIX2))\ ?)+" ??? */
3482 if (regcomp(®ex, s->str, REG_EXTENDED | REG_ICASE)) {
3483 debug_print("Error compiling regexp %s\n", s->str);
3484 g_string_free(s, TRUE);
3488 g_string_free(s, TRUE);
3492 if (!regexec(®ex, subject, 1, &pos, 0) && pos.rm_so != -1)
3498 guint g_stricase_hash(gconstpointer gptr)
3500 guint hash_result = 0;
3503 for (str = gptr; str && *str; str++) {
3504 if (isupper((guchar)*str)) hash_result += (*str + ' ');
3505 else hash_result += *str;
3511 gint g_stricase_equal(gconstpointer gptr1, gconstpointer gptr2)
3513 const char *str1 = gptr1;
3514 const char *str2 = gptr2;
3516 return !g_strcasecmp(str1, str2);
3519 gint g_int_compare(gconstpointer a, gconstpointer b)
3521 return GPOINTER_TO_INT(a) - GPOINTER_TO_INT(b);
3524 gchar *generate_msgid(gchar *buf, gint len)
3533 addr = g_strconcat("@", get_domain_name(), NULL);
3535 g_snprintf(buf, len, "%04d%02d%02d%02d%02d%02d.%08x%s",
3536 lt->tm_year + 1900, lt->tm_mon + 1,
3537 lt->tm_mday, lt->tm_hour,
3538 lt->tm_min, lt->tm_sec,
3539 (guint) rand(), addr);
3547 quote_cmd_argument()
3549 return a quoted string safely usable in argument of a command.
3551 code is extracted and adapted from etPan! project -- DINH V. HoĆ .
3554 gint quote_cmd_argument(gchar * result, guint size,
3564 for(p = path ; * p != '\0' ; p ++) {
3566 if (isalnum((guchar)*p) || (* p == '/')) {
3567 if (remaining > 0) {
3573 result[size - 1] = '\0';
3578 if (remaining >= 2) {
3586 result[size - 1] = '\0';
3591 if (remaining > 0) {
3595 result[size - 1] = '\0';
3609 static void g_node_map_recursive(GNode *node, gpointer data)
3611 GNodeMapData *mapdata = (GNodeMapData *) data;
3613 GNodeMapData newmapdata;
3616 newdata = mapdata->func(node->data, mapdata->data);
3617 if (newdata != NULL) {
3618 newnode = g_node_new(newdata);
3619 g_node_append(mapdata->parent, newnode);
3621 newmapdata.parent = newnode;
3622 newmapdata.func = mapdata->func;
3623 newmapdata.data = mapdata->data;
3625 g_node_children_foreach(node, G_TRAVERSE_ALL, g_node_map_recursive, &newmapdata);
3629 GNode *g_node_map(GNode *node, GNodeMapFunc func, gpointer data)
3632 GNodeMapData mapdata;
3634 g_return_val_if_fail(node != NULL, NULL);
3635 g_return_val_if_fail(func != NULL, NULL);
3637 root = g_node_new(func(node->data, data));
3639 mapdata.parent = root;
3640 mapdata.func = func;
3641 mapdata.data = data;
3643 g_node_children_foreach(node, G_TRAVERSE_ALL, g_node_map_recursive, &mapdata);
3648 #define HEX_TO_INT(val, hex) \
3652 if ('0' <= c && c <= '9') { \
3654 } else if ('a' <= c && c <= 'f') { \
3655 val = c - 'a' + 10; \
3656 } else if ('A' <= c && c <= 'F') { \
3657 val = c - 'A' + 10; \
3663 gboolean get_hex_value(guchar *out, gchar c1, gchar c2)
3670 if (hi == -1 || lo == -1)
3673 *out = (hi << 4) + lo;
3677 #define INT_TO_HEX(hex, val) \
3680 hex = '0' + (val); \
3682 hex = 'A' + (val) - 10; \
3685 void get_hex_str(gchar *out, guchar ch)
3689 INT_TO_HEX(hex, ch >> 4);
3691 INT_TO_HEX(hex, ch & 0x0f);