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>
52 static gboolean debug_mode = FALSE;
54 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data);
56 void list_free_strings(GList *list)
58 list = g_list_first(list);
60 while (list != NULL) {
66 void slist_free_strings(GSList *list)
68 while (list != NULL) {
74 GSList *slist_concat_unique (GSList *first, GSList *second)
82 } else if (second == NULL)
85 for (tmp = second; tmp != NULL; tmp = g_slist_next(tmp)) {
86 if (g_slist_find(ret, tmp->data) == NULL)
87 ret = g_slist_prepend(ret, tmp->data);
92 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data)
97 void hash_free_strings(GHashTable *table)
99 g_hash_table_foreach(table, hash_free_strings_func, NULL);
102 static void hash_free_value_mem_func(gpointer key, gpointer value,
108 void hash_free_value_mem(GHashTable *table)
110 g_hash_table_foreach(table, hash_free_value_mem_func, NULL);
113 gint str_case_equal(gconstpointer v, gconstpointer v2)
115 return strcasecmp((const gchar *)v, (const gchar *)v2) == 0;
118 guint str_case_hash(gconstpointer key)
120 const gchar *p = key;
125 for (p += 1; *p != '\0'; p++)
126 h = (h << 5) - h + tolower(*p);
132 void ptr_array_free_strings(GPtrArray *array)
137 g_return_if_fail(array != NULL);
139 for (i = 0; i < array->len; i++) {
140 str = g_ptr_array_index(array, i);
145 gint to_number(const gchar *nstr)
147 register const guchar *p;
149 if (*nstr == '\0') return -1;
151 for (p = nstr; *p != '\0'; p++)
152 if (!isdigit(*p)) return -1;
157 /* convert integer into string,
158 nstr must be not lower than 11 characters length */
159 gchar *itos_buf(gchar *nstr, gint n)
161 g_snprintf(nstr, 11, "%d", n);
165 /* convert integer into string */
168 static gchar nstr[11];
170 return itos_buf(nstr, n);
173 gchar *to_human_readable(off_t size)
175 static gchar str[10];
178 g_snprintf(str, sizeof(str), _("%dB"), (gint)size);
179 else if (size >> 10 < 1024)
180 g_snprintf(str, sizeof(str), _("%.1fKB"), (gfloat)size / (1 << 10));
181 else if (size >> 20 < 1024)
182 g_snprintf(str, sizeof(str), _("%.2fMB"), (gfloat)size / (1 << 20));
184 g_snprintf(str, sizeof(str), _("%.2fGB"), (gfloat)size / (1 << 30));
189 /* strcmp with NULL-checking */
190 gint strcmp2(const gchar *s1, const gchar *s2)
192 if (s1 == NULL || s2 == NULL)
195 return strcmp(s1, s2);
197 /* strstr with NULL-checking */
198 gchar *strstr2(const gchar *s1, const gchar *s2)
200 if (s1 == NULL || s2 == NULL)
203 return strstr(s1, s2);
206 gint path_cmp(const gchar *s1, const gchar *s2)
210 if (s1 == NULL || s2 == NULL) return -1;
211 if (*s1 == '\0' || *s2 == '\0') return -1;
216 if (s1[len1 - 1] == G_DIR_SEPARATOR) len1--;
217 if (s2[len2 - 1] == G_DIR_SEPARATOR) len2--;
219 return strncmp(s1, s2, MAX(len1, len2));
222 /* remove trailing return code */
223 gchar *strretchomp(gchar *str)
227 if (!*str) return str;
229 for (s = str + strlen(str) - 1;
230 s >= str && (*s == '\n' || *s == '\r');
237 /* remove trailing character */
238 gchar *strtailchomp(gchar *str, gchar tail_char)
242 if (!*str) return str;
243 if (tail_char == '\0') return str;
245 for (s = str + strlen(str) - 1; s >= str && *s == tail_char; s--)
251 /* remove CR (carriage return) */
252 gchar *strcrchomp(gchar *str)
256 if (!*str) return str;
258 s = str + strlen(str) - 1;
259 if (*s == '\n' && s > str && *(s - 1) == '\r') {
267 /* Similar to `strstr' but this function ignores the case of both strings. */
268 gchar *strcasestr(const gchar *haystack, const gchar *needle)
270 register size_t haystack_len, needle_len;
272 haystack_len = strlen(haystack);
273 needle_len = strlen(needle);
275 if (haystack_len < needle_len || needle_len == 0)
278 while (haystack_len >= needle_len) {
279 if (!strncasecmp(haystack, needle, needle_len))
280 return (gchar *)haystack;
290 /* Copy no more than N characters of SRC to DEST, with NULL terminating. */
291 gchar *strncpy2(gchar *dest, const gchar *src, size_t n)
305 /* don't do zero fill */
310 int iswalnum(wint_t wc)
312 return isalnum((int)wc);
317 int iswspace(wint_t wc)
319 return isspace((int)wc);
324 wint_t towlower(wint_t wc)
326 if (wc >= L'A' && wc <= L'Z')
327 return wc + L'a' - L'A';
334 size_t wcslen(const wchar_t *s)
346 /* Copy SRC to DEST. */
347 wchar_t *wcscpy(wchar_t *dest, const wchar_t *src)
355 } while (c != L'\0');
362 /* Copy no more than N wide-characters of SRC to DEST. */
363 wchar_t *wcsncpy (wchar_t *dest, const wchar_t *src, size_t n)
373 } while (c != L'\0');
384 /* Duplicate S, returning an identical malloc'd string. */
385 wchar_t *wcsdup(const wchar_t *s)
390 new_str = g_new(wchar_t, wcslen(s) + 1);
398 /* Duplicate no more than N wide-characters of S,
399 returning an identical malloc'd string. */
400 wchar_t *wcsndup(const wchar_t *s, size_t n)
405 new_str = g_new(wchar_t, n + 1);
406 wcsncpy(new_str, s, n);
407 new_str[n] = (wchar_t)0;
414 wchar_t *strdup_mbstowcs(const gchar *s)
419 new_str = g_new(wchar_t, strlen(s) + 1);
420 if (mbstowcs(new_str, s, strlen(s) + 1) < 0) {
424 new_str = g_realloc(new_str,
425 sizeof(wchar_t) * (wcslen(new_str) + 1));
432 gchar *strdup_wcstombs(const wchar_t *s)
438 len = wcslen(s) * MB_CUR_MAX + 1;
439 new_str = g_new(gchar, len);
440 if (wcstombs(new_str, s, len) < 0) {
444 new_str = g_realloc(new_str, strlen(new_str) + 1);
451 /* Compare S1 and S2, ignoring case. */
452 gint wcsncasecmp(const wchar_t *s1, const wchar_t *s2, size_t n)
458 c1 = towlower(*s1++);
459 c2 = towlower(*s2++);
462 else if (c1 == 0 && c2 == 0)
469 /* Find the first occurrence of NEEDLE in HAYSTACK, ignoring case. */
470 wchar_t *wcscasestr(const wchar_t *haystack, const wchar_t *needle)
472 register size_t haystack_len, needle_len;
474 haystack_len = wcslen(haystack);
475 needle_len = wcslen(needle);
477 if (haystack_len < needle_len || needle_len == 0)
480 while (haystack_len >= needle_len) {
481 if (!wcsncasecmp(haystack, needle, needle_len))
482 return (wchar_t *)haystack;
492 gint get_mbs_len(const gchar *s)
502 mb_len = mblen(p, MB_LEN_MAX);
516 /* Examine if next block is non-ASCII string */
517 gboolean is_next_nonascii(const guchar *s)
521 /* skip head space */
522 for (p = s; *p != '\0' && isspace(*p); p++)
524 for (; *p != '\0' && !isspace(*p); p++) {
525 if (*p > 127 || *p < 32)
532 gint get_next_word_len(const guchar *s)
536 for (; *s != '\0' && !isspace(*s); s++, len++)
542 /* compare subjects */
543 gint subject_compare(const gchar *s1, const gchar *s2)
547 if (!s1 || !s2) return -1;
548 if (!*s1 || !*s2) return -1;
550 Xstrdup_a(str1, s1, return -1);
551 Xstrdup_a(str2, s2, return -1);
553 trim_subject_for_compare(str1);
554 trim_subject_for_compare(str2);
556 if (!*str1 || !*str2) return -1;
558 return strcmp(str1, str2);
561 gint subject_compare_for_sort(const gchar *s1, const gchar *s2)
565 if (!s1 || !s2) return -1;
567 Xstrdup_a(str1, s1, return -1);
568 Xstrdup_a(str2, s2, return -1);
570 trim_subject_for_sort(str1);
571 trim_subject_for_sort(str2);
573 return strcasecmp(str1, str2);
576 void trim_subject_for_compare(gchar *str)
580 eliminate_parenthesis(str, '[', ']');
581 eliminate_parenthesis(str, '(', ')');
584 srcp = str + subject_get_prefix_length(str);
586 memmove(str, srcp, strlen(srcp) + 1);
589 void trim_subject_for_sort(gchar *str)
595 srcp = str + subject_get_prefix_length(str);
597 memmove(str, srcp, strlen(srcp) + 1);
600 void trim_subject(gchar *str)
602 register guchar *srcp, *destp;
606 destp = str + subject_get_prefix_length(str);
611 } else if (*destp == '(') {
622 else if (*srcp == cl)
628 while (isspace(*srcp)) srcp++;
629 memmove(destp, srcp, strlen(srcp) + 1);
632 void eliminate_parenthesis(gchar *str, gchar op, gchar cl)
634 register guchar *srcp, *destp;
639 while ((destp = strchr(destp, op))) {
645 else if (*srcp == cl)
651 while (isspace(*srcp)) srcp++;
652 memmove(destp, srcp, strlen(srcp) + 1);
656 void extract_parenthesis(gchar *str, gchar op, gchar cl)
658 register gchar *srcp, *destp;
663 while ((srcp = strchr(destp, op))) {
666 memmove(destp, srcp + 1, strlen(srcp));
671 else if (*destp == cl)
683 void extract_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
686 register gchar *srcp, *destp;
688 gboolean in_quote = FALSE;
692 while ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
695 memmove(destp, srcp + 1, strlen(srcp));
698 if (*destp == op && !in_quote)
700 else if (*destp == cl && !in_quote)
702 else if (*destp == quote_chr)
714 void eliminate_quote(gchar *str, gchar quote_chr)
716 register guchar *srcp, *destp;
720 while ((destp = strchr(destp, quote_chr))) {
721 if ((srcp = strchr(destp + 1, quote_chr))) {
723 while (isspace(*srcp)) srcp++;
724 memmove(destp, srcp, strlen(srcp) + 1);
732 void extract_quote(gchar *str, gchar quote_chr)
736 if ((str = strchr(str, quote_chr))) {
738 while ((p = strchr(p + 1, quote_chr)) && (p[-1] == '\\')) {
739 memmove(p - 1, p, strlen(p) + 1);
744 memmove(str, str + 1, p - str);
749 void eliminate_address_comment(gchar *str)
751 register guchar *srcp, *destp;
756 while ((destp = strchr(destp, '"'))) {
757 if ((srcp = strchr(destp + 1, '"'))) {
762 while (isspace(*srcp)) srcp++;
763 memmove(destp, srcp, strlen(srcp) + 1);
773 while ((destp = strchr_with_skip_quote(destp, '"', '('))) {
779 else if (*srcp == ')')
785 while (isspace(*srcp)) srcp++;
786 memmove(destp, srcp, strlen(srcp) + 1);
790 gchar *strchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
792 gboolean in_quote = FALSE;
795 if (*str == c && !in_quote)
797 if (*str == quote_chr)
805 gchar *strrchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
807 gboolean in_quote = FALSE;
810 p = str + strlen(str) - 1;
812 if (*p == c && !in_quote)
822 void extract_address(gchar *str)
824 eliminate_address_comment(str);
825 if (strchr_with_skip_quote(str, '"', '<'))
826 extract_parenthesis_with_skip_quote(str, '"', '<', '>');
830 void extract_list_id_str(gchar *str)
832 if (strchr_with_skip_quote(str, '"', '<'))
833 extract_parenthesis_with_skip_quote(str, '"', '<', '>');
837 static GSList *address_list_append_real(GSList *addr_list, const gchar *str, gboolean removecomments)
842 if (!str) return addr_list;
844 Xstrdup_a(work, str, return addr_list);
847 eliminate_address_comment(work);
850 while (workp && *workp) {
853 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
859 if (removecomments && strchr_with_skip_quote(workp, '"', '<'))
860 extract_parenthesis_with_skip_quote
861 (workp, '"', '<', '>');
865 addr_list = g_slist_append(addr_list, g_strdup(workp));
873 GSList *address_list_append(GSList *addr_list, const gchar *str)
875 return address_list_append_real(addr_list, str, TRUE);
878 GSList *address_list_append_with_comments(GSList *addr_list, const gchar *str)
880 return address_list_append_real(addr_list, str, FALSE);
883 GSList *references_list_append(GSList *msgid_list, const gchar *str)
887 if (!str) return msgid_list;
890 while (strp && *strp) {
891 const gchar *start, *end;
894 if ((start = strchr(strp, '<')) != NULL) {
895 end = strchr(start + 1, '>');
900 msgid = g_strndup(start + 1, end - start - 1);
903 msgid_list = g_slist_append(msgid_list, msgid);
913 GSList *newsgroup_list_append(GSList *group_list, const gchar *str)
918 if (!str) return group_list;
920 Xstrdup_a(work, str, return group_list);
924 while (workp && *workp) {
927 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
935 group_list = g_slist_append(group_list,
944 GList *add_history(GList *list, const gchar *str)
948 g_return_val_if_fail(str != NULL, list);
950 old = g_list_find_custom(list, (gpointer)str, (GCompareFunc)strcmp2);
953 list = g_list_remove(list, old->data);
954 } else if (g_list_length(list) >= MAX_HISTORY_SIZE) {
957 last = g_list_last(list);
960 g_list_remove(list, last->data);
964 list = g_list_prepend(list, g_strdup(str));
969 void remove_return(gchar *str)
971 register gchar *p = str;
974 if (*p == '\n' || *p == '\r')
975 memmove(p, p + 1, strlen(p));
981 void remove_space(gchar *str)
983 register guchar *p = str;
988 while (isspace(*(p + spc)))
991 memmove(p, p + spc, strlen(p + spc) + 1);
997 void unfold_line(gchar *str)
999 register guchar *p = str;
1003 if (*p == '\n' || *p == '\r') {
1006 while (isspace(*(p + spc)))
1009 memmove(p, p + spc, strlen(p + spc) + 1);
1015 void subst_char(gchar *str, gchar orig, gchar subst)
1017 register gchar *p = str;
1026 void subst_chars(gchar *str, gchar *orig, gchar subst)
1028 register gchar *p = str;
1031 if (strchr(orig, *p) != NULL)
1037 void subst_for_filename(gchar *str)
1039 subst_chars(str, " \t\r\n\"/\\", '_');
1042 void subst_for_shellsafe_filename(gchar *str)
1044 subst_for_filename(str);
1045 subst_chars(str, "|&;()<>'!{}[]",'_');
1048 gboolean is_header_line(const gchar *str)
1050 if (str[0] == ':') return FALSE;
1052 while (*str != '\0' && *str != ' ') {
1061 gboolean is_ascii_str(const guchar *str)
1063 g_return_val_if_fail(str, FALSE);
1065 while (*str != '\0') {
1066 if (*str != '\t' && *str != ' ' &&
1067 *str != '\r' && *str != '\n' &&
1068 (*str < 32 || *str >= 127))
1076 gint get_quote_level(const gchar *str, const gchar *quote_chars)
1078 const guchar *first_pos;
1079 const guchar *last_pos;
1080 const guchar *p = str;
1081 gint quote_level = -1;
1083 /* speed up line processing by only searching to the last '>' */
1084 if ((first_pos = line_has_quote_char(str, quote_chars)) != NULL) {
1085 /* skip a line if it contains a '<' before the initial '>' */
1086 if (memchr(str, '<', first_pos - (const guchar *)str) != NULL)
1088 last_pos = line_has_quote_char_last(first_pos, quote_chars);
1092 while (p <= last_pos) {
1093 while (p < last_pos) {
1100 if (strchr(quote_chars, *p))
1102 else if (*p != '-' && !isspace(*p) && p <= last_pos) {
1103 /* any characters are allowed except '-' and space */
1105 && !strchr(quote_chars, *p)
1109 if (strchr(quote_chars, *p))
1121 const gchar * line_has_quote_char(const gchar * str, const gchar *quote_chars)
1123 gchar * position = NULL;
1124 gchar * tmp_pos = NULL;
1127 if (quote_chars == NULL)
1130 for (i = 0; i < strlen(quote_chars); i++) {
1131 tmp_pos = strchr (str, quote_chars[i]);
1133 || (tmp_pos != NULL && position >= tmp_pos) )
1139 const gchar * line_has_quote_char_last(const gchar * str, const gchar *quote_chars)
1141 gchar * position = NULL;
1142 gchar * tmp_pos = NULL;
1145 if (quote_chars == NULL)
1148 for (i = 0; i < strlen(quote_chars); i++) {
1149 tmp_pos = strrchr (str, quote_chars[i]);
1151 || (tmp_pos != NULL && position <= tmp_pos) )
1157 gchar *strstr_with_skip_quote(const gchar *haystack, const gchar *needle)
1159 register guint haystack_len, needle_len;
1160 gboolean in_squote = FALSE, in_dquote = FALSE;
1162 haystack_len = strlen(haystack);
1163 needle_len = strlen(needle);
1165 if (haystack_len < needle_len || needle_len == 0)
1168 while (haystack_len >= needle_len) {
1169 if (!in_squote && !in_dquote &&
1170 !strncmp(haystack, needle, needle_len))
1171 return (gchar *)haystack;
1173 /* 'foo"bar"' -> foo"bar"
1174 "foo'bar'" -> foo'bar' */
1175 if (*haystack == '\'') {
1178 else if (!in_dquote)
1180 } else if (*haystack == '\"') {
1183 else if (!in_squote)
1194 gchar *strchr_parenthesis_close(const gchar *str, gchar op, gchar cl)
1197 gchar quote_chr = '"';
1199 gboolean in_quote = FALSE;
1203 if ((p = strchr_with_skip_quote(p, quote_chr, op))) {
1207 if (*p == op && !in_quote)
1209 else if (*p == cl && !in_quote)
1211 else if (*p == quote_chr)
1224 gchar **strsplit_parenthesis(const gchar *str, gchar op, gchar cl,
1227 GSList *string_list = NULL, *slist;
1229 const gchar *s_op, *s_cl;
1232 g_return_val_if_fail(str != NULL, NULL);
1235 max_tokens = G_MAXINT;
1237 s_op = strchr_with_skip_quote(str, '"', op);
1238 if (!s_op) return NULL;
1240 s_cl = strchr_parenthesis_close(str, op, cl);
1248 new_string = g_new(gchar, len + 1);
1249 strncpy(new_string, str, len);
1250 new_string[len] = 0;
1251 string_list = g_slist_prepend(string_list, new_string);
1255 while (*str && isspace(*(guchar *)str)) str++;
1257 string_list = g_slist_prepend(string_list,
1260 s_op = strchr_with_skip_quote(str, '"', op);
1261 if (!--max_tokens || !s_op) break;
1265 s_cl = strchr_parenthesis_close(str, op, cl);
1266 } while (--max_tokens && s_cl);
1269 str_array = g_new(gchar*, n);
1273 str_array[i--] = NULL;
1274 for (slist = string_list; slist; slist = slist->next)
1275 str_array[i--] = slist->data;
1277 g_slist_free(string_list);
1282 gchar **strsplit_with_quote(const gchar *str, const gchar *delim,
1285 GSList *string_list = NULL, *slist;
1286 gchar **str_array, *s, *new_str;
1287 guint i, n = 1, len;
1289 g_return_val_if_fail(str != NULL, NULL);
1290 g_return_val_if_fail(delim != NULL, NULL);
1293 max_tokens = G_MAXINT;
1295 s = strstr_with_skip_quote(str, delim);
1297 guint delimiter_len = strlen(delim);
1301 new_str = g_strndup(str, len);
1303 if (new_str[0] == '\'' || new_str[0] == '\"') {
1304 if (new_str[len - 1] == new_str[0]) {
1305 new_str[len - 1] = '\0';
1306 memmove(new_str, new_str + 1, len - 1);
1309 string_list = g_slist_prepend(string_list, new_str);
1311 str = s + delimiter_len;
1312 s = strstr_with_skip_quote(str, delim);
1313 } while (--max_tokens && s);
1317 new_str = g_strdup(str);
1318 if (new_str[0] == '\'' || new_str[0] == '\"') {
1320 if (new_str[len - 1] == new_str[0]) {
1321 new_str[len - 1] = '\0';
1322 memmove(new_str, new_str + 1, len - 1);
1325 string_list = g_slist_prepend(string_list, new_str);
1329 str_array = g_new(gchar*, n);
1333 str_array[i--] = NULL;
1334 for (slist = string_list; slist; slist = slist->next)
1335 str_array[i--] = slist->data;
1337 g_slist_free(string_list);
1342 gchar *get_abbrev_newsgroup_name(const gchar *group, gint len)
1344 gchar *abbrev_group;
1346 const gchar *p = group;
1349 g_return_val_if_fail(group != NULL, NULL);
1351 last = group + strlen(group);
1352 abbrev_group = ap = g_malloc(strlen(group) + 1);
1357 if ((ap - abbrev_group) + (last - p) > len && strchr(p, '.')) {
1359 while (*p != '.') p++;
1362 return abbrev_group;
1367 return abbrev_group;
1370 gchar *trim_string(const gchar *str, gint len)
1372 const gchar *p = str;
1377 if (!str) return NULL;
1378 if (strlen(str) <= len)
1379 return g_strdup(str);
1381 while (*p != '\0') {
1382 mb_len = mblen(p, MB_LEN_MAX);
1385 else if (mb_len < 0)
1386 return g_strdup(str);
1387 else if (new_len + mb_len > len)
1394 Xstrndup_a(new_str, str, new_len, return g_strdup(str));
1395 return g_strconcat(new_str, "...", NULL);
1398 GList *uri_list_extract_filenames(const gchar *uri_list)
1400 GList *result = NULL;
1401 const guchar *p, *q;
1408 while (isspace(*p)) p++;
1409 if (!strncmp(p, "file:", 5)) {
1412 while (*q && *q != '\n' && *q != '\r') q++;
1416 while (q > p && isspace(*q)) q--;
1417 file = g_malloc(q - p + 2);
1418 strncpy(file, p, q - p + 1);
1419 file[q - p + 1] = '\0';
1420 result = g_list_append(result,file);
1424 p = strchr(p, '\n');
1431 #define HEX_TO_INT(val, hex) \
1435 if ('0' <= c && c <= '9') { \
1437 } else if ('a' <= c && c <= 'f') { \
1438 val = c - 'a' + 10; \
1439 } else if ('A' <= c && c <= 'F') { \
1440 val = c - 'A' + 10; \
1446 /* Converts two-digit hexadecimal to decimal. Used for unescaping escaped
1449 static gint axtoi(const gchar *hexstr)
1451 gint hi, lo, result;
1454 if ('0' <= hi && hi <= '9') {
1457 if ('a' <= hi && hi <= 'f') {
1460 if ('A' <= hi && hi <= 'F') {
1465 if ('0' <= lo && lo <= '9') {
1468 if ('a' <= lo && lo <= 'f') {
1471 if ('A' <= lo && lo <= 'F') {
1474 result = lo + (16 * hi);
1478 gboolean is_uri_string(const gchar *str)
1480 return (g_strncasecmp(str, "http://", 7) == 0 ||
1481 g_strncasecmp(str, "https://", 8) == 0 ||
1482 g_strncasecmp(str, "ftp://", 6) == 0 ||
1483 g_strncasecmp(str, "www.", 4) == 0);
1486 gchar *get_uri_path(const gchar *uri)
1488 if (g_strncasecmp(uri, "http://", 7) == 0)
1489 return (gchar *)(uri + 7);
1490 else if (g_strncasecmp(uri, "https://", 8) == 0)
1491 return (gchar *)(uri + 8);
1492 else if (g_strncasecmp(uri, "ftp://", 6) == 0)
1493 return (gchar *)(uri + 6);
1495 return (gchar *)uri;
1498 /* Decodes URL-Encoded strings (i.e. strings in which spaces are replaced by
1499 * plusses, and escape characters are used)
1501 void decode_uri(gchar *decoded_uri, const gchar *encoded_uri)
1503 gchar *dec = decoded_uri;
1504 const gchar *enc = encoded_uri;
1509 if (isxdigit((guchar)enc[0]) &&
1510 isxdigit((guchar)enc[1])) {
1528 gint scan_mailto_url(const gchar *mailto, gchar **to, gchar **cc, gchar **bcc,
1529 gchar **subject, gchar **body)
1534 Xstrdup_a(tmp_mailto, mailto, return -1);
1536 if (!strncmp(tmp_mailto, "mailto:", 7))
1539 p = strchr(tmp_mailto, '?');
1546 *to = g_strdup(tmp_mailto);
1549 gchar *field, *value;
1566 if (*value == '\0') continue;
1568 if (cc && !*cc && !g_strcasecmp(field, "cc")) {
1569 *cc = g_strdup(value);
1570 } else if (bcc && !*bcc && !g_strcasecmp(field, "bcc")) {
1571 *bcc = g_strdup(value);
1572 } else if (subject && !*subject &&
1573 !g_strcasecmp(field, "subject")) {
1574 *subject = g_malloc(strlen(value) + 1);
1575 decode_uri(*subject, value);
1576 } else if (body && !*body && !g_strcasecmp(field, "body")) {
1577 *body = g_malloc(strlen(value) + 1);
1578 decode_uri(*body, value);
1586 * We need this wrapper around g_get_home_dir(), so that
1587 * we can fix some Windoze things here. Should be done in glibc of course
1588 * but as long as we are not able to do our own extensions to glibc, we do
1591 gchar *get_home_dir(void)
1593 #if HAVE_DOSISH_SYSTEM
1594 static gchar *home_dir;
1597 home_dir = read_w32_registry_string(NULL,
1598 "Software\\Sylpheed", "HomeDir" );
1599 if (!home_dir || !*home_dir) {
1600 if (getenv ("HOMEDRIVE") && getenv("HOMEPATH")) {
1601 const char *s = g_get_home_dir();
1603 home_dir = g_strdup (s);
1605 if (!home_dir || !*home_dir)
1606 home_dir = g_strdup ("c:\\sylpheed");
1608 debug_print("initialized home_dir to `%s'\n", home_dir);
1611 #else /* standard glib */
1612 return g_get_home_dir();
1616 gchar *get_rc_dir(void)
1618 static gchar *rc_dir = NULL;
1621 rc_dir = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
1627 gchar *get_news_cache_dir(void)
1629 static gchar *news_cache_dir = NULL;
1631 if (!news_cache_dir)
1632 news_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1633 NEWS_CACHE_DIR, NULL);
1635 return news_cache_dir;
1638 gchar *get_imap_cache_dir(void)
1640 static gchar *imap_cache_dir = NULL;
1642 if (!imap_cache_dir)
1643 imap_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1644 IMAP_CACHE_DIR, NULL);
1646 return imap_cache_dir;
1649 gchar *get_mbox_cache_dir(void)
1651 static gchar *mbox_cache_dir = NULL;
1653 if (!mbox_cache_dir)
1654 mbox_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1655 MBOX_CACHE_DIR, NULL);
1657 return mbox_cache_dir;
1660 gchar *get_mime_tmp_dir(void)
1662 static gchar *mime_tmp_dir = NULL;
1665 mime_tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1666 MIME_TMP_DIR, NULL);
1668 return mime_tmp_dir;
1671 gchar *get_template_dir(void)
1673 static gchar *template_dir = NULL;
1676 template_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1677 TEMPLATE_DIR, NULL);
1679 return template_dir;
1682 gchar *get_header_cache_dir(void)
1684 static gchar *header_dir = NULL;
1687 header_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1688 HEADER_CACHE_DIR, NULL);
1693 gchar *get_tmp_dir(void)
1695 static gchar *tmp_dir = NULL;
1698 tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1704 gchar *get_tmp_file(void)
1707 static guint32 id = 0;
1709 tmp_file = g_strdup_printf("%s%ctmpfile.%08x",
1710 get_tmp_dir(), G_DIR_SEPARATOR, id++);
1715 gchar *get_domain_name(void)
1717 static gchar *domain_name = NULL;
1720 gchar buf[128] = "";
1723 if (gethostname(buf, sizeof(buf)) < 0) {
1724 perror("gethostname");
1725 domain_name = "unknown";
1727 buf[sizeof(buf) - 1] = '\0';
1728 if ((hp = my_gethostbyname(buf)) == NULL) {
1729 perror("gethostbyname");
1730 domain_name = g_strdup(buf);
1732 domain_name = g_strdup(hp->h_name);
1736 debug_print("domain name = %s\n", domain_name);
1742 off_t get_file_size(const gchar *file)
1746 if (stat(file, &s) < 0) {
1747 FILE_OP_ERROR(file, "stat");
1754 off_t get_file_size_as_crlf(const gchar *file)
1758 gchar buf[BUFFSIZE];
1760 if ((fp = fopen(file, "rb")) == NULL) {
1761 FILE_OP_ERROR(file, "fopen");
1765 while (fgets(buf, sizeof(buf), fp) != NULL) {
1767 size += strlen(buf) + 2;
1771 FILE_OP_ERROR(file, "fgets");
1780 off_t get_left_file_size(FILE *fp)
1786 if ((pos = ftell(fp)) < 0) {
1790 if (fseek(fp, 0L, SEEK_END) < 0) {
1794 if ((end = ftell(fp)) < 0) {
1799 if (fseek(fp, pos, SEEK_SET) < 0) {
1807 gboolean file_exist(const gchar *file, gboolean allow_fifo)
1814 if (stat(file, &s) < 0) {
1815 if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1819 if (S_ISREG(s.st_mode) || (allow_fifo && S_ISFIFO(s.st_mode)))
1825 gboolean is_dir_exist(const gchar *dir)
1832 if (stat(dir, &s) < 0) {
1833 if (ENOENT != errno) FILE_OP_ERROR(dir, "stat");
1837 if (S_ISDIR(s.st_mode))
1843 gboolean is_file_entry_exist(const gchar *file)
1850 if (stat(file, &s) < 0) {
1851 if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1858 gboolean dirent_is_regular_file(struct dirent *d)
1862 #ifdef HAVE_DIRENT_D_TYPE
1863 if (d->d_type == DT_REG)
1865 else if (d->d_type != DT_UNKNOWN)
1869 return (stat(d->d_name, &s) == 0 && S_ISREG(s.st_mode));
1872 gboolean dirent_is_directory(struct dirent *d)
1876 #ifdef HAVE_DIRENT_D_TYPE
1877 if (d->d_type == DT_DIR)
1879 else if (d->d_type != DT_UNKNOWN)
1883 return (stat(d->d_name, &s) == 0 && S_ISDIR(s.st_mode));
1886 gint change_dir(const gchar *dir)
1888 gchar *prevdir = NULL;
1891 prevdir = g_get_current_dir();
1893 if (chdir(dir) < 0) {
1894 FILE_OP_ERROR(dir, "chdir");
1895 if (debug_mode) g_free(prevdir);
1897 } else if (debug_mode) {
1900 cwd = g_get_current_dir();
1901 if (strcmp(prevdir, cwd) != 0)
1902 g_print("current dir: %s\n", cwd);
1910 gint make_dir(const gchar *dir)
1912 if (mkdir(dir, S_IRWXU) < 0) {
1913 FILE_OP_ERROR(dir, "mkdir");
1916 if (chmod(dir, S_IRWXU) < 0)
1917 FILE_OP_ERROR(dir, "chmod");
1922 gint make_dir_hier(const gchar *dir)
1927 for (p = dir; (p = strchr(p, G_DIR_SEPARATOR)) != NULL; p++) {
1928 parent_dir = g_strndup(dir, p - dir);
1929 if (*parent_dir != '\0') {
1930 if (!is_dir_exist(parent_dir)) {
1931 if (make_dir(parent_dir) < 0) {
1940 if (!is_dir_exist(dir)) {
1941 if (make_dir(dir) < 0)
1948 gint remove_all_files(const gchar *dir)
1954 prev_dir = g_get_current_dir();
1956 if (chdir(dir) < 0) {
1957 FILE_OP_ERROR(dir, "chdir");
1962 if ((dp = opendir(".")) == NULL) {
1963 FILE_OP_ERROR(dir, "opendir");
1968 while ((d = readdir(dp)) != NULL) {
1969 if (!strcmp(d->d_name, ".") ||
1970 !strcmp(d->d_name, ".."))
1973 if (unlink(d->d_name) < 0)
1974 FILE_OP_ERROR(d->d_name, "unlink");
1979 if (chdir(prev_dir) < 0) {
1980 FILE_OP_ERROR(prev_dir, "chdir");
1990 gint remove_numbered_files(const gchar *dir, guint first, guint last)
1997 prev_dir = g_get_current_dir();
1999 if (chdir(dir) < 0) {
2000 FILE_OP_ERROR(dir, "chdir");
2005 if ((dp = opendir(".")) == NULL) {
2006 FILE_OP_ERROR(dir, "opendir");
2011 while ((d = readdir(dp)) != NULL) {
2012 fileno = to_number(d->d_name);
2013 if (fileno >= 0 && first <= fileno && fileno <= last) {
2014 if (is_dir_exist(d->d_name))
2016 if (unlink(d->d_name) < 0)
2017 FILE_OP_ERROR(d->d_name, "unlink");
2023 if (chdir(prev_dir) < 0) {
2024 FILE_OP_ERROR(prev_dir, "chdir");
2034 gint remove_numbered_files_not_in_list(const gchar *dir, GSList *numberlist)
2041 prev_dir = g_get_current_dir();
2043 if (chdir(dir) < 0) {
2044 FILE_OP_ERROR(dir, "chdir");
2049 if ((dp = opendir(".")) == NULL) {
2050 FILE_OP_ERROR(dir, "opendir");
2055 while ((d = readdir(dp)) != NULL) {
2056 fileno = to_number(d->d_name);
2057 if (fileno >= 0 && (g_slist_find(numberlist, GINT_TO_POINTER(fileno)) == NULL)) {
2058 debug_print("removing unwanted file %d from %s\n", fileno, dir);
2059 if (is_dir_exist(d->d_name))
2061 if (unlink(d->d_name) < 0)
2062 FILE_OP_ERROR(d->d_name, "unlink");
2068 if (chdir(prev_dir) < 0) {
2069 FILE_OP_ERROR(prev_dir, "chdir");
2079 gint remove_all_numbered_files(const gchar *dir)
2081 return remove_numbered_files(dir, 0, UINT_MAX);
2084 gint remove_expired_files(const gchar *dir, guint hours)
2091 time_t mtime, now, expire_time;
2093 prev_dir = g_get_current_dir();
2095 if (chdir(dir) < 0) {
2096 FILE_OP_ERROR(dir, "chdir");
2101 if ((dp = opendir(".")) == NULL) {
2102 FILE_OP_ERROR(dir, "opendir");
2108 expire_time = hours * 60 * 60;
2110 while ((d = readdir(dp)) != NULL) {
2111 fileno = to_number(d->d_name);
2113 if (stat(d->d_name, &s) < 0) {
2114 FILE_OP_ERROR(d->d_name, "stat");
2117 if (S_ISDIR(s.st_mode))
2119 mtime = MAX(s.st_mtime, s.st_atime);
2120 if (now - mtime > expire_time) {
2121 if (unlink(d->d_name) < 0)
2122 FILE_OP_ERROR(d->d_name, "unlink");
2129 if (chdir(prev_dir) < 0) {
2130 FILE_OP_ERROR(prev_dir, "chdir");
2140 gint remove_dir_recursive(const gchar *dir)
2147 /* g_print("dir = %s\n", dir); */
2149 if (stat(dir, &s) < 0) {
2150 FILE_OP_ERROR(dir, "stat");
2151 if (ENOENT == errno) return 0;
2155 if (!S_ISDIR(s.st_mode)) {
2156 if (unlink(dir) < 0) {
2157 FILE_OP_ERROR(dir, "unlink");
2164 prev_dir = g_get_current_dir();
2165 /* g_print("prev_dir = %s\n", prev_dir); */
2167 if (!path_cmp(prev_dir, dir)) {
2169 if (chdir("..") < 0) {
2170 FILE_OP_ERROR(dir, "chdir");
2173 prev_dir = g_get_current_dir();
2176 if (chdir(dir) < 0) {
2177 FILE_OP_ERROR(dir, "chdir");
2182 if ((dp = opendir(".")) == NULL) {
2183 FILE_OP_ERROR(dir, "opendir");
2189 /* remove all files in the directory */
2190 while ((d = readdir(dp)) != NULL) {
2191 if (!strcmp(d->d_name, ".") ||
2192 !strcmp(d->d_name, ".."))
2195 /* g_print("removing %s\n", d->d_name); */
2197 if (dirent_is_directory(d)) {
2198 if (remove_dir_recursive(d->d_name) < 0) {
2199 g_warning("can't remove directory\n");
2203 if (unlink(d->d_name) < 0)
2204 FILE_OP_ERROR(d->d_name, "unlink");
2210 if (chdir(prev_dir) < 0) {
2211 FILE_OP_ERROR(prev_dir, "chdir");
2218 if (rmdir(dir) < 0) {
2219 FILE_OP_ERROR(dir, "rmdir");
2227 /* this seems to be slower than the stdio version... */
2228 gint copy_file(const gchar *src, const gchar *dest)
2230 gint src_fd, dest_fd;
2234 gchar *dest_bak = NULL;
2236 if ((src_fd = open(src, O_RDONLY)) < 0) {
2237 FILE_OP_ERROR(src, "open");
2241 if (is_file_exist(dest)) {
2242 dest_bak = g_strconcat(dest, ".bak", NULL);
2243 if (rename(dest, dest_bak) < 0) {
2244 FILE_OP_ERROR(dest, "rename");
2251 if ((dest_fd = open(dest, O_RDWR|O_CREAT, S_IRUSR|S_IWUSR)) < 0) {
2252 FILE_OP_ERROR(dest, "open");
2255 if (rename(dest_bak, dest) < 0)
2256 FILE_OP_ERROR(dest_bak, "rename");
2262 while ((n_read = read(src_fd, buf, sizeof(buf))) > 0) {
2267 n_write = write(dest_fd, bufp, len);
2269 g_warning("writing to %s failed.\n", dest);
2274 if (rename(dest_bak, dest) < 0)
2275 FILE_OP_ERROR(dest_bak, "rename");
2288 if (n_read < 0 || get_file_size(src) != get_file_size(dest)) {
2289 g_warning("File copy from %s to %s failed.\n", src, dest);
2292 if (rename(dest_bak, dest) < 0)
2293 FILE_OP_ERROR(dest_bak, "rename");
2306 * Append src file body to the tail of dest file.
2307 * Now keep_backup has no effects.
2309 gint append_file(const gchar *src, const gchar *dest, gboolean keep_backup)
2311 FILE *src_fp, *dest_fp;
2315 gboolean err = FALSE;
2317 if ((src_fp = fopen(src, "rb")) == NULL) {
2318 FILE_OP_ERROR(src, "fopen");
2322 if ((dest_fp = fopen(dest, "ab")) == NULL) {
2323 FILE_OP_ERROR(dest, "fopen");
2328 if (change_file_mode_rw(dest_fp, dest) < 0) {
2329 FILE_OP_ERROR(dest, "chmod");
2330 g_warning("can't change file mode\n");
2333 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
2334 if (n_read < sizeof(buf) && ferror(src_fp))
2336 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
2337 g_warning("writing to %s failed.\n", dest);
2345 if (ferror(src_fp)) {
2346 FILE_OP_ERROR(src, "fread");
2350 if (fclose(dest_fp) == EOF) {
2351 FILE_OP_ERROR(dest, "fclose");
2363 gint copy_file(const gchar *src, const gchar *dest, gboolean keep_backup)
2365 FILE *src_fp, *dest_fp;
2368 gchar *dest_bak = NULL;
2369 gboolean err = FALSE;
2371 if ((src_fp = fopen(src, "rb")) == NULL) {
2372 FILE_OP_ERROR(src, "fopen");
2375 if (is_file_exist(dest)) {
2376 dest_bak = g_strconcat(dest, ".bak", NULL);
2377 if (rename(dest, dest_bak) < 0) {
2378 FILE_OP_ERROR(dest, "rename");
2385 if ((dest_fp = fopen(dest, "wb")) == NULL) {
2386 FILE_OP_ERROR(dest, "fopen");
2389 if (rename(dest_bak, dest) < 0)
2390 FILE_OP_ERROR(dest_bak, "rename");
2396 if (change_file_mode_rw(dest_fp, dest) < 0) {
2397 FILE_OP_ERROR(dest, "chmod");
2398 g_warning("can't change file mode\n");
2401 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
2402 if (n_read < sizeof(buf) && ferror(src_fp))
2404 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
2405 g_warning("writing to %s failed.\n", dest);
2410 if (rename(dest_bak, dest) < 0)
2411 FILE_OP_ERROR(dest_bak, "rename");
2418 if (ferror(src_fp)) {
2419 FILE_OP_ERROR(src, "fread");
2423 if (fclose(dest_fp) == EOF) {
2424 FILE_OP_ERROR(dest, "fclose");
2431 if (rename(dest_bak, dest) < 0)
2432 FILE_OP_ERROR(dest_bak, "rename");
2438 if (keep_backup == FALSE && dest_bak)
2446 gint move_file(const gchar *src, const gchar *dest, gboolean overwrite)
2448 if (overwrite == FALSE && is_file_exist(dest)) {
2449 g_warning("move_file(): file %s already exists.", dest);
2453 if (rename(src, dest) == 0) return 0;
2455 if (EXDEV != errno) {
2456 FILE_OP_ERROR(src, "rename");
2460 if (copy_file(src, dest, FALSE) < 0) return -1;
2467 gint copy_file_part(FILE *fp, off_t offset, size_t length, const gchar *dest)
2471 gint bytes_left, to_read;
2473 gboolean err = FALSE;
2475 if (fseek(fp, offset, SEEK_SET) < 0) {
2480 if ((dest_fp = fopen(dest, "wb")) == NULL) {
2481 FILE_OP_ERROR(dest, "fopen");
2485 if (change_file_mode_rw(dest_fp, dest) < 0) {
2486 FILE_OP_ERROR(dest, "chmod");
2487 g_warning("can't change file mode\n");
2490 bytes_left = length;
2491 to_read = MIN(bytes_left, sizeof(buf));
2493 while ((n_read = fread(buf, sizeof(gchar), to_read, fp)) > 0) {
2494 if (n_read < to_read && ferror(fp))
2496 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
2497 g_warning("writing to %s failed.\n", dest);
2502 bytes_left -= n_read;
2503 if (bytes_left == 0)
2505 to_read = MIN(bytes_left, sizeof(buf));
2512 if (fclose(dest_fp) == EOF) {
2513 FILE_OP_ERROR(dest, "fclose");
2525 /* convert line endings into CRLF. If the last line doesn't end with
2526 * linebreak, add it.
2528 gchar *canonicalize_str(const gchar *str)
2534 for (p = str; *p != '\0'; ++p) {
2541 if (p == str || *(p - 1) != '\n')
2544 out = outp = g_malloc(new_len + 1);
2545 for (p = str; *p != '\0'; ++p) {
2552 if (p == str || *(p - 1) != '\n') {
2561 gint canonicalize_file(const gchar *src, const gchar *dest)
2563 FILE *src_fp, *dest_fp;
2564 gchar buf[BUFFSIZE];
2566 gboolean err = FALSE;
2567 gboolean last_linebreak = FALSE;
2569 if ((src_fp = fopen(src, "rb")) == NULL) {
2570 FILE_OP_ERROR(src, "fopen");
2574 if ((dest_fp = fopen(dest, "wb")) == NULL) {
2575 FILE_OP_ERROR(dest, "fopen");
2580 if (change_file_mode_rw(dest_fp, dest) < 0) {
2581 FILE_OP_ERROR(dest, "chmod");
2582 g_warning("can't change file mode\n");
2585 while (fgets(buf, sizeof(buf), src_fp) != NULL) {
2589 if (len == 0) break;
2590 last_linebreak = FALSE;
2592 if (buf[len - 1] != '\n') {
2593 last_linebreak = TRUE;
2594 r = fputs(buf, dest_fp);
2595 } else if (len > 1 && buf[len - 1] == '\n' && buf[len - 2] == '\r') {
2596 r = fputs(buf, dest_fp);
2599 r = fwrite(buf, len - 1, 1, dest_fp);
2604 r = fputs("\r\n", dest_fp);
2608 g_warning("writing to %s failed.\n", dest);
2616 if (last_linebreak == TRUE) {
2617 if (fputs("\r\n", dest_fp) == EOF)
2621 if (ferror(src_fp)) {
2622 FILE_OP_ERROR(src, "fgets");
2626 if (fclose(dest_fp) == EOF) {
2627 FILE_OP_ERROR(dest, "fclose");
2639 gint canonicalize_file_replace(const gchar *file)
2643 tmp_file = get_tmp_file();
2645 if (canonicalize_file(file, tmp_file) < 0) {
2650 if (move_file(tmp_file, file, TRUE) < 0) {
2651 g_warning("can't replace %s .\n", file);
2661 gint uncanonicalize_file(const gchar *src, const gchar *dest)
2663 FILE *src_fp, *dest_fp;
2664 gchar buf[BUFFSIZE];
2665 gboolean err = FALSE;
2667 if ((src_fp = fopen(src, "rb")) == NULL) {
2668 FILE_OP_ERROR(src, "fopen");
2672 if ((dest_fp = fopen(dest, "wb")) == NULL) {
2673 FILE_OP_ERROR(dest, "fopen");
2678 if (change_file_mode_rw(dest_fp, dest) < 0) {
2679 FILE_OP_ERROR(dest, "chmod");
2680 g_warning("can't change file mode\n");
2683 while (fgets(buf, sizeof(buf), src_fp) != NULL) {
2685 if (fputs(buf, dest_fp) == EOF) {
2686 g_warning("writing to %s failed.\n", dest);
2694 if (ferror(src_fp)) {
2695 FILE_OP_ERROR(src, "fgets");
2699 if (fclose(dest_fp) == EOF) {
2700 FILE_OP_ERROR(dest, "fclose");
2712 gint uncanonicalize_file_replace(const gchar *file)
2716 tmp_file = get_tmp_file();
2718 if (uncanonicalize_file(file, tmp_file) < 0) {
2723 if (move_file(tmp_file, file, TRUE) < 0) {
2724 g_warning("can't replace %s .\n", file);
2734 gchar *normalize_newlines(const gchar *str)
2736 const gchar *p = str;
2739 out = outp = g_malloc(strlen(str) + 1);
2740 for (p = str; *p != '\0'; ++p) {
2742 if (*(p + 1) != '\n')
2753 gchar *get_outgoing_rfc2822_str(FILE *fp)
2755 gchar buf[BUFFSIZE];
2759 str = g_string_new(NULL);
2761 /* output header part */
2762 while (fgets(buf, sizeof(buf), fp) != NULL) {
2764 if (!g_strncasecmp(buf, "Bcc:", 4)) {
2771 else if (next != ' ' && next != '\t') {
2775 if (fgets(buf, sizeof(buf), fp) == NULL)
2779 g_string_append(str, buf);
2780 g_string_append(str, "\r\n");
2786 /* output body part */
2787 while (fgets(buf, sizeof(buf), fp) != NULL) {
2790 g_string_append_c(str, '.');
2791 g_string_append(str, buf);
2792 g_string_append(str, "\r\n");
2796 g_string_free(str, FALSE);
2802 * Create a new boundary in a way that it is very unlikely that this
2803 * will occur in the following text. It would be easy to ensure
2804 * uniqueness if everything is either quoted-printable or base64
2805 * encoded (note that conversion is allowed), but because MIME bodies
2806 * may be nested, it may happen that the same boundary has already
2807 * been used. We avoid scanning the message for conflicts and hope the
2810 * boundary := 0*69<bchars> bcharsnospace
2811 * bchars := bcharsnospace / " "
2812 * bcharsnospace := DIGIT / ALPHA / "'" / "(" / ")" /
2813 * "+" / "_" / "," / "-" / "." /
2814 * "/" / ":" / "=" / "?"
2816 * some special characters removed because of buggy MTAs
2819 gchar *generate_mime_boundary(const gchar *prefix)
2821 static gchar tbl[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
2822 "abcdefghijklmnopqrstuvwxyz"
2831 /* We make the boundary depend on the pid, so that all running
2832 * processes generate different values even when they have been
2833 * started within the same second and srandom(time(NULL)) has been
2834 * used. I can't see whether this is really an advantage but it
2835 * doesn't do any harm.
2837 for (i = 0; i < sizeof(buf_uniq) - 1; i++)
2838 buf_uniq[i] = tbl[(random() ^ pid) % (sizeof(tbl) - 1)];
2841 get_rfc822_date(buf_date, sizeof(buf_date));
2842 subst_char(buf_date, ' ', '_');
2843 subst_char(buf_date, ',', '_');
2844 subst_char(buf_date, ':', '_');
2846 return g_strdup_printf("%s=_%s_%s", prefix ? prefix : "Multipart",
2847 buf_date, buf_uniq);
2850 gint change_file_mode_rw(FILE *fp, const gchar *file)
2853 return fchmod(fileno(fp), S_IRUSR|S_IWUSR);
2855 return chmod(file, S_IRUSR|S_IWUSR);
2859 FILE *my_tmpfile(void)
2862 const gchar suffix[] = ".XXXXXX";
2863 const gchar *tmpdir;
2865 const gchar *progname;
2871 tmpdir = get_tmp_dir();
2872 tmplen = strlen(tmpdir);
2873 progname = g_get_prgname();
2874 proglen = strlen(progname);
2875 Xalloca(fname, tmplen + 1 + proglen + sizeof(suffix),
2878 memcpy(fname, tmpdir, tmplen);
2879 fname[tmplen] = G_DIR_SEPARATOR;
2880 memcpy(fname + tmplen + 1, progname, proglen);
2881 memcpy(fname + tmplen + 1 + proglen, suffix, sizeof(suffix));
2883 fd = mkstemp(fname);
2889 fp = fdopen(fd, "w+b");
2894 #endif /* HAVE_MKSTEMP */
2899 FILE *get_tmpfile_in_dir(const gchar *dir, gchar **filename)
2903 *filename = g_strdup_printf("%s%csylpheed.XXXXXX", dir, G_DIR_SEPARATOR);
2904 fd = mkstemp(*filename);
2906 return fdopen(fd, "w+");
2909 FILE *str_open_as_stream(const gchar *str)
2914 g_return_val_if_fail(str != NULL, NULL);
2918 FILE_OP_ERROR("str_open_as_stream", "my_tmpfile");
2923 if (len == 0) return fp;
2925 if (fwrite(str, len, 1, fp) != 1) {
2926 FILE_OP_ERROR("str_open_as_stream", "fwrite");
2935 gint str_write_to_file(const gchar *str, const gchar *file)
2940 g_return_val_if_fail(str != NULL, -1);
2941 g_return_val_if_fail(file != NULL, -1);
2943 if ((fp = fopen(file, "wb")) == NULL) {
2944 FILE_OP_ERROR(file, "fopen");
2954 if (fwrite(str, len, 1, fp) != 1) {
2955 FILE_OP_ERROR(file, "fwrite");
2961 if (fclose(fp) == EOF) {
2962 FILE_OP_ERROR(file, "fclose");
2970 gchar *file_read_to_str(const gchar *file)
2975 g_return_val_if_fail(file != NULL, NULL);
2977 if ((fp = fopen(file, "rb")) == NULL) {
2978 FILE_OP_ERROR(file, "fopen");
2982 str = file_read_stream_to_str(fp);
2989 gchar *file_read_stream_to_str(FILE *fp)
2996 g_return_val_if_fail(fp != NULL, NULL);
2998 array = g_byte_array_new();
3000 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), fp)) > 0) {
3001 if (n_read < sizeof(buf) && ferror(fp))
3003 g_byte_array_append(array, buf, n_read);
3007 FILE_OP_ERROR("file stream", "fread");
3008 g_byte_array_free(array, TRUE);
3013 g_byte_array_append(array, buf, 1);
3014 str = (gchar *)array->data;
3015 g_byte_array_free(array, FALSE);
3020 gint execute_async(gchar *const argv[])
3025 if ((pid = fork()) < 0) {
3030 if (pid == 0) { /* child process */
3033 if ((gch_pid = fork()) < 0) {
3038 if (gch_pid == 0) { /* grandchild process */
3039 execvp(argv[0], argv);
3048 waitpid(pid, &status, 0);
3050 if (WIFEXITED(status))
3051 return WEXITSTATUS(status);
3056 gint execute_sync(gchar *const argv[])
3061 if ((pid = fork()) < 0) {
3066 if (pid == 0) { /* child process */
3067 execvp(argv[0], argv);
3073 waitpid(pid, &status, 0);
3075 if (WIFEXITED(status))
3076 return WEXITSTATUS(status);
3081 gint execute_command_line(const gchar *cmdline, gboolean async)
3086 debug_print("executing: %s\n", cmdline);
3088 argv = strsplit_with_quote(cmdline, " ", 0);
3091 ret = execute_async(argv);
3093 ret = execute_sync(argv);
3100 gchar *get_command_output(const gchar *cmdline)
3102 gchar buf[BUFFSIZE];
3107 g_return_val_if_fail(cmdline != NULL, NULL);
3109 if ((fp = popen(cmdline, "r")) == NULL) {
3110 FILE_OP_ERROR(cmdline, "popen");
3114 str = g_string_new("");
3116 while (fgets(buf, sizeof(buf), fp) != NULL)
3117 g_string_append(str, buf);
3122 g_string_free(str, FALSE);
3127 static gint is_unchanged_uri_char(char c)
3139 void encode_uri(gchar *encoded_uri, gint bufsize, const gchar *uri)
3145 for(i = 0; i < strlen(uri) ; i++) {
3146 if (is_unchanged_uri_char(uri[i])) {
3147 if (k + 2 >= bufsize)
3149 encoded_uri[k++] = uri[i];
3152 char * hexa = "0123456789ABCDEF";
3154 if (k + 4 >= bufsize)
3156 encoded_uri[k++] = '%';
3157 encoded_uri[k++] = hexa[uri[i] / 16];
3158 encoded_uri[k++] = hexa[uri[i] % 16];
3164 gint open_uri(const gchar *uri, const gchar *cmdline)
3166 gchar buf[BUFFSIZE];
3168 gchar encoded_uri[BUFFSIZE];
3170 g_return_val_if_fail(uri != NULL, -1);
3172 /* an option to choose whether to use encode_uri or not ? */
3173 encode_uri(encoded_uri, BUFFSIZE, uri);
3176 (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
3177 !strchr(p + 2, '%'))
3178 g_snprintf(buf, sizeof(buf), cmdline, encoded_uri);
3181 g_warning("Open URI command line is invalid "
3182 "(there must be only one '%%s'): %s",
3184 g_snprintf(buf, sizeof(buf), DEFAULT_BROWSER_CMD, encoded_uri);
3187 execute_command_line(buf, TRUE);
3192 time_t remote_tzoffset_sec(const gchar *zone)
3194 static gchar ustzstr[] = "PSTPDTMSTMDTCSTCDTESTEDT";
3200 time_t remoteoffset;
3202 strncpy(zone3, zone, 3);
3206 if (sscanf(zone, "%c%d", &c, &offset) == 2 &&
3207 (c == '+' || c == '-')) {
3208 remoteoffset = ((offset / 100) * 60 + (offset % 100)) * 60;
3210 remoteoffset = -remoteoffset;
3211 } else if (!strncmp(zone, "UT" , 2) ||
3212 !strncmp(zone, "GMT", 2)) {
3214 } else if (strlen(zone3) == 3) {
3215 for (p = ustzstr; *p != '\0'; p += 3) {
3216 if (!strncasecmp(p, zone3, 3)) {
3217 iustz = ((gint)(p - ustzstr) / 3 + 1) / 2 - 8;
3218 remoteoffset = iustz * 3600;
3224 } else if (strlen(zone3) == 1) {
3226 case 'Z': remoteoffset = 0; break;
3227 case 'A': remoteoffset = -1; break;
3228 case 'B': remoteoffset = -2; break;
3229 case 'C': remoteoffset = -3; break;
3230 case 'D': remoteoffset = -4; break;
3231 case 'E': remoteoffset = -5; break;
3232 case 'F': remoteoffset = -6; break;
3233 case 'G': remoteoffset = -7; break;
3234 case 'H': remoteoffset = -8; break;
3235 case 'I': remoteoffset = -9; break;
3236 case 'K': remoteoffset = -10; break; /* J is not used */
3237 case 'L': remoteoffset = -11; break;
3238 case 'M': remoteoffset = -12; break;
3239 case 'N': remoteoffset = 1; break;
3240 case 'O': remoteoffset = 2; break;
3241 case 'P': remoteoffset = 3; break;
3242 case 'Q': remoteoffset = 4; break;
3243 case 'R': remoteoffset = 5; break;
3244 case 'S': remoteoffset = 6; break;
3245 case 'T': remoteoffset = 7; break;
3246 case 'U': remoteoffset = 8; break;
3247 case 'V': remoteoffset = 9; break;
3248 case 'W': remoteoffset = 10; break;
3249 case 'X': remoteoffset = 11; break;
3250 case 'Y': remoteoffset = 12; break;
3251 default: remoteoffset = 0; break;
3253 remoteoffset = remoteoffset * 3600;
3257 return remoteoffset;
3260 time_t tzoffset_sec(time_t *now)
3266 lt = localtime(now);
3268 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
3270 if (lt->tm_year < gmt.tm_year)
3272 else if (lt->tm_year > gmt.tm_year)
3274 else if (lt->tm_yday < gmt.tm_yday)
3276 else if (lt->tm_yday > gmt.tm_yday)
3279 if (off >= 24 * 60) /* should be impossible */
3280 off = 23 * 60 + 59; /* if not, insert silly value */
3281 if (off <= -24 * 60)
3282 off = -(23 * 60 + 59);
3287 /* calculate timezone offset */
3288 gchar *tzoffset(time_t *now)
3290 static gchar offset_string[6];
3296 lt = localtime(now);
3298 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
3300 if (lt->tm_year < gmt.tm_year)
3302 else if (lt->tm_year > gmt.tm_year)
3304 else if (lt->tm_yday < gmt.tm_yday)
3306 else if (lt->tm_yday > gmt.tm_yday)
3314 if (off >= 24 * 60) /* should be impossible */
3315 off = 23 * 60 + 59; /* if not, insert silly value */
3317 sprintf(offset_string, "%c%02d%02d", sign, off / 60, off % 60);
3319 return offset_string;
3322 void get_rfc822_date(gchar *buf, gint len)
3326 gchar day[4], mon[4];
3327 gint dd, hh, mm, ss, yyyy;
3332 sscanf(asctime(lt), "%3s %3s %d %d:%d:%d %d\n",
3333 day, mon, &dd, &hh, &mm, &ss, &yyyy);
3334 g_snprintf(buf, len, "%s, %d %s %d %02d:%02d:%02d %s",
3335 day, dd, mon, yyyy, hh, mm, ss, tzoffset(&t));
3338 void debug_set_mode(gboolean mode)
3343 gboolean debug_get_mode(void)
3348 void debug_print_real(const gchar *format, ...)
3351 gchar buf[BUFFSIZE];
3353 if (!debug_mode) return;
3355 va_start(args, format);
3356 g_vsnprintf(buf, sizeof(buf), format, args);
3362 void * subject_table_lookup(GHashTable *subject_table, gchar * subject)
3364 if (subject == NULL)
3367 subject += subject_get_prefix_length(subject);
3369 return g_hash_table_lookup(subject_table, subject);
3372 void subject_table_insert(GHashTable *subject_table, gchar * subject,
3375 if (subject == NULL || *subject == 0)
3377 subject += subject_get_prefix_length(subject);
3378 g_hash_table_insert(subject_table, subject, data);
3381 void subject_table_remove(GHashTable *subject_table, gchar * subject)
3383 if (subject == NULL)
3386 subject += subject_get_prefix_length(subject);
3387 g_hash_table_remove(subject_table, subject);
3391 *\brief Check if a string is prefixed with known (combinations)
3392 * of prefixes. The function assumes that each prefix
3393 * is terminated by zero or exactly _one_ space.
3395 *\param str String to check for a prefixes
3397 *\return int Number of chars in the prefix that should be skipped
3398 * for a "clean" subject line. If no prefix was found, 0
3401 int subject_get_prefix_length(const gchar *subject)
3403 /*!< Array with allowable reply prefixes regexps. */
3404 static const gchar * const prefixes[] = {
3405 "Re\\:", /* "Re:" */
3406 "Re\\[[1-9][0-9]*\\]\\:", /* "Re[XXX]:" (non-conforming news mail clients) */
3407 "Antw\\:", /* "Antw:" (Dutch / German Outlook) */
3408 "Aw\\:", /* "Aw:" (German) */
3409 "Antwort\\:", /* "Antwort:" (German Lotus Notes) */
3410 "Res\\:", /* "Res:" (Brazilian Outlook) */
3411 "Fw\\:", /* "Fw:" Forward */
3412 "Enc\\:", /* "Enc:" Forward (Brazilian Outlook) */
3413 "Odp\\:", /* "Odp:" Re (Polish Outlook) */
3414 "Rif\\:" /* "Rif:" (Italian Outlook) */
3417 const int PREFIXES = sizeof prefixes / sizeof prefixes[0];
3420 static regex_t regex;
3421 static gboolean init_;
3423 if (!subject) return 0;
3424 if (!*subject) return 0;
3427 GString *s = g_string_new("");
3429 for (n = 0; n < PREFIXES; n++)
3430 /* Terminate each prefix regexpression by a
3431 * "\ ?" (zero or ONE space), and OR them */
3432 g_string_sprintfa(s, "(%s\\ ?)%s",
3437 g_string_prepend(s, "(");
3438 g_string_append(s, ")+"); /* match at least once */
3439 g_string_prepend(s, "^\\ *"); /* from beginning of line */
3442 /* We now have something like "^\ *((PREFIX1\ ?)|(PREFIX2\ ?))+"
3443 * TODO: Should this be "^\ *(((PREFIX1)|(PREFIX2))\ ?)+" ??? */
3444 if (regcomp(®ex, s->str, REG_EXTENDED | REG_ICASE)) {
3445 debug_print("Error compiling regexp %s\n", s->str);
3446 g_string_free(s, TRUE);
3450 g_string_free(s, TRUE);
3454 if (!regexec(®ex, subject, 1, &pos, 0) && pos.rm_so != -1)
3460 guint g_stricase_hash(gconstpointer gptr)
3462 guint hash_result = 0;
3465 for (str = gptr; str && *str; str++) {
3466 if (isupper((guchar)*str)) hash_result += (*str + ' ');
3467 else hash_result += *str;
3473 gint g_stricase_equal(gconstpointer gptr1, gconstpointer gptr2)
3475 const char *str1 = gptr1;
3476 const char *str2 = gptr2;
3478 return !strcasecmp(str1, str2);
3481 gint g_int_compare(gconstpointer a, gconstpointer b)
3483 return GPOINTER_TO_INT(a) - GPOINTER_TO_INT(b);
3486 gchar *generate_msgid(const gchar *address, gchar *buf, gint len)
3488 /* steal from compose.c::compose_generate_msgid() */
3496 if (address && *address) {
3497 if (strchr(address, '@'))
3498 addr = g_strdup(address);
3500 addr = g_strconcat(address, "@", get_domain_name(), NULL);
3502 addr = g_strconcat(g_get_user_name(), "@", get_domain_name(),
3505 g_snprintf(buf, len, "%04d%02d%02d%02d%02d%02d.%08x.%s",
3506 lt->tm_year + 1900, lt->tm_mon + 1,
3507 lt->tm_mday, lt->tm_hour,
3508 lt->tm_min, lt->tm_sec,
3509 (guint)random(), addr);
3517 quote_cmd_argument()
3519 return a quoted string safely usable in argument of a command.
3521 code is extracted and adapted from etPan! project -- DINH V. HoĆ .
3524 gint quote_cmd_argument(gchar * result, guint size,
3534 for(p = path ; * p != '\0' ; p ++) {
3536 if (isalnum((guchar)*p) || (* p == '/')) {
3537 if (remaining > 0) {
3543 result[size - 1] = '\0';
3548 if (remaining >= 2) {
3556 result[size - 1] = '\0';
3561 if (remaining > 0) {
3565 result[size - 1] = '\0';
3579 static void g_node_map_recursive(GNode *node, gpointer data)
3581 GNodeMapData *mapdata = (GNodeMapData *) data;
3583 GNodeMapData newmapdata;
3586 newdata = mapdata->func(node->data, mapdata->data);
3587 if (newdata != NULL) {
3588 newnode = g_node_new(newdata);
3589 g_node_append(mapdata->parent, newnode);
3591 newmapdata.parent = newnode;
3592 newmapdata.func = mapdata->func;
3593 newmapdata.data = mapdata->data;
3595 g_node_children_foreach(node, G_TRAVERSE_ALL, g_node_map_recursive, &newmapdata);
3599 GNode *g_node_map(GNode *node, GNodeMapFunc func, gpointer data)
3602 GNodeMapData mapdata;
3604 g_return_val_if_fail(node != NULL, NULL);
3605 g_return_val_if_fail(func != NULL, NULL);
3607 root = g_node_new(func(node->data, data));
3609 mapdata.parent = root;
3610 mapdata.func = func;
3611 mapdata.data = data;
3613 g_node_children_foreach(node, G_TRAVERSE_ALL, g_node_map_recursive, &mapdata);