2 * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
3 * Copyright (C) 1999-2002 Hiroyuki Yamamoto
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.
33 #if (HAVE_WCTYPE_H && HAVE_WCHAR_H)
41 #include <sys/types.h>
48 #include "statusbar.h"
49 #include "logwindow.h"
53 extern gboolean debug_mode;
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 static void hash_free_strings_func(gpointer key, gpointer value, gpointer data)
80 void hash_free_strings(GHashTable *table)
82 g_hash_table_foreach(table, hash_free_strings_func, NULL);
85 static void hash_free_value_mem_func(gpointer key, gpointer value,
91 void hash_free_value_mem(GHashTable *table)
93 g_hash_table_foreach(table, hash_free_value_mem_func, NULL);
96 void ptr_array_free_strings(GPtrArray *array)
101 g_return_if_fail(array != NULL);
103 for (i = 0; i < array->len; i++) {
104 str = g_ptr_array_index(array, i);
109 gint to_number(const gchar *nstr)
111 register const gchar *p;
113 if (*nstr == '\0') return -1;
115 for (p = nstr; *p != '\0'; p++)
116 if (!isdigit(*p)) return -1;
121 /* convert integer into string,
122 nstr must be not lower than 11 characters length */
123 gchar *itos_buf(gchar *nstr, gint n)
125 g_snprintf(nstr, 11, "%d", n);
129 /* convert integer into string */
132 static gchar nstr[11];
134 return itos_buf(nstr, n);
137 gchar *to_human_readable(off_t size)
139 static gchar str[10];
142 g_snprintf(str, sizeof(str), "%dB", (gint)size);
143 else if (size >> 10 < 1024)
144 g_snprintf(str, sizeof(str), "%.1fKB", (gfloat)size / (1 << 10));
145 else if (size >> 20 < 1024)
146 g_snprintf(str, sizeof(str), "%.2fMB", (gfloat)size / (1 << 20));
148 g_snprintf(str, sizeof(str), "%.2fGB", (gfloat)size / (1 << 30));
153 /* strcmp with NULL-checking */
154 gint strcmp2(const gchar *s1, const gchar *s2)
156 if (s1 == NULL || s2 == NULL)
159 return strcmp(s1, s2);
161 /* strstr with NULL-checking */
162 gchar *strstr2(const gchar *s1, const gchar *s2)
164 if (s1 == NULL || s2 == NULL)
167 return strstr(s1, s2);
170 gint path_cmp(const gchar *s1, const gchar *s2)
174 if (s1 == NULL || s2 == NULL) return -1;
175 if (*s1 == '\0' || *s2 == '\0') return -1;
180 if (s1[len1 - 1] == G_DIR_SEPARATOR) len1--;
181 if (s2[len2 - 1] == G_DIR_SEPARATOR) len2--;
183 return strncmp(s1, s2, MAX(len1, len2));
186 /* remove trailing return code */
187 gchar *strretchomp(gchar *str)
191 if (!*str) return str;
193 for (s = str + strlen(str) - 1;
194 s >= str && (*s == '\n' || *s == '\r');
201 /* remove trailing character */
202 gchar *strtailchomp(gchar *str, gchar tail_char)
206 if (!*str) return str;
207 if (tail_char == '\0') return str;
209 for (s = str + strlen(str) - 1; s >= str && *s == tail_char; s--)
215 /* remove CR (carriage return) */
216 gchar *strcrchomp(gchar *str)
220 if (!*str) return str;
222 s = str + strlen(str) - 1;
223 if (*s == '\n' && s > str && *(s - 1) == '\r') {
231 /* Similar to `strstr' but this function ignores the case of both strings. */
232 gchar *strcasestr(const gchar *haystack, const gchar *needle)
234 register size_t haystack_len, needle_len;
236 haystack_len = strlen(haystack);
237 needle_len = strlen(needle);
239 if (haystack_len < needle_len || needle_len == 0)
242 while (haystack_len >= needle_len) {
243 if (!strncasecmp(haystack, needle, needle_len))
244 return (gchar *)haystack;
254 /* Copy no more than N characters of SRC to DEST, with NULL terminating. */
255 gchar *strncpy2(gchar *dest, const gchar *src, size_t n)
269 /* don't do zero fill */
274 int iswalnum(wint_t wc)
276 return isalnum((int)wc);
281 int iswspace(wint_t wc)
283 return isspace((int)wc);
288 wint_t towlower(wint_t wc)
290 if (wc >= L'A' && wc <= L'Z')
291 return wc + L'a' - L'A';
298 size_t wcslen(const wchar_t *s)
310 /* Copy SRC to DEST. */
311 wchar_t *wcscpy(wchar_t *dest, const wchar_t *src)
319 } while (c != L'\0');
326 /* Copy no more than N wide-characters of SRC to DEST. */
327 wchar_t *wcsncpy (wchar_t *dest, const wchar_t *src, size_t n)
337 } while (c != L'\0');
348 /* Duplicate S, returning an identical malloc'd string. */
349 wchar_t *wcsdup(const wchar_t *s)
354 new_str = g_new(wchar_t, wcslen(s) + 1);
362 /* Duplicate no more than N wide-characters of S,
363 returning an identical malloc'd string. */
364 wchar_t *wcsndup(const wchar_t *s, size_t n)
369 new_str = g_new(wchar_t, n + 1);
370 wcsncpy(new_str, s, n);
371 new_str[n] = (wchar_t)0;
378 wchar_t *strdup_mbstowcs(const gchar *s)
383 new_str = g_new(wchar_t, strlen(s) + 1);
384 if (mbstowcs(new_str, s, strlen(s) + 1) < 0) {
388 new_str = g_realloc(new_str,
389 sizeof(wchar_t) * (wcslen(new_str) + 1));
396 gchar *strdup_wcstombs(const wchar_t *s)
402 len = wcslen(s) * MB_CUR_MAX + 1;
403 new_str = g_new(gchar, len);
404 if (wcstombs(new_str, s, len) < 0) {
408 new_str = g_realloc(new_str, strlen(new_str) + 1);
415 /* Compare S1 and S2, ignoring case. */
416 gint wcsncasecmp(const wchar_t *s1, const wchar_t *s2, size_t n)
422 c1 = towlower(*s1++);
423 c2 = towlower(*s2++);
426 else if (c1 == 0 && c2 == 0)
433 /* Find the first occurrence of NEEDLE in HAYSTACK, ignoring case. */
434 wchar_t *wcscasestr(const wchar_t *haystack, const wchar_t *needle)
436 register size_t haystack_len, needle_len;
438 haystack_len = wcslen(haystack);
439 needle_len = wcslen(needle);
441 if (haystack_len < needle_len || needle_len == 0)
444 while (haystack_len >= needle_len) {
445 if (!wcsncasecmp(haystack, needle, needle_len))
446 return (wchar_t *)haystack;
456 /* Examine if next block is non-ASCII string */
457 gboolean is_next_nonascii(const wchar_t *s)
461 /* skip head space */
462 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
464 for (; *wp != (wchar_t)0 && !iswspace(*wp); wp++) {
472 /* Examine if next block is multi-byte string */
473 gboolean is_next_mbs(const wchar_t *s)
477 gchar tmp[MB_LEN_MAX];
479 /* skip head space */
480 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
482 for (; *wp != (wchar_t)0 && !iswspace(*wp); wp++) {
483 mbl = wctomb(tmp, *wp);
491 wchar_t *find_wspace(const wchar_t *s)
495 for (wp = s; *wp != (wchar_t)0 && iswspace(*wp); wp++)
497 for (; *wp != (wchar_t)0; wp++) {
499 return (wchar_t *)wp;
505 /* compare subjects */
506 gint subject_compare(const gchar *s1, const gchar *s2)
510 if (!s1 || !s2) return -1;
511 if (!*s1 || !*s2) return -1;
513 Xstrdup_a(str1, s1, return -1);
514 Xstrdup_a(str2, s2, return -1);
519 if (!*str1 || !*str2) return -1;
521 return strcmp(str1, str2);
524 void trim_subject(gchar *str)
528 eliminate_parenthesis(str, '[', ']');
529 eliminate_parenthesis(str, '(', ')');
532 while (!strncasecmp(str, "Re:", 3)) {
534 while (isspace(*srcp)) srcp++;
535 memmove(str, srcp, strlen(srcp) + 1);
539 void eliminate_parenthesis(gchar *str, gchar op, gchar cl)
541 register gchar *srcp, *destp;
546 while ((destp = strchr(destp, op))) {
552 else if (*srcp == cl)
558 while (isspace(*srcp)) srcp++;
559 memmove(destp, srcp, strlen(srcp) + 1);
563 void extract_parenthesis(gchar *str, gchar op, gchar cl)
565 register gchar *srcp, *destp;
570 while ((srcp = strchr(destp, op))) {
573 memmove(destp, srcp + 1, strlen(srcp));
578 else if (*destp == cl)
590 void extract_one_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
593 register gchar *srcp, *destp;
595 gboolean in_quote = FALSE;
599 if ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
600 memmove(destp, srcp + 1, strlen(srcp));
603 if (*destp == op && !in_quote)
605 else if (*destp == cl && !in_quote)
607 else if (*destp == quote_chr)
619 void extract_parenthesis_with_skip_quote(gchar *str, gchar quote_chr,
622 register gchar *srcp, *destp;
624 gboolean in_quote = FALSE;
628 while ((srcp = strchr_with_skip_quote(destp, quote_chr, op))) {
631 memmove(destp, srcp + 1, strlen(srcp));
634 if (*destp == op && !in_quote)
636 else if (*destp == cl && !in_quote)
638 else if (*destp == quote_chr)
650 void eliminate_quote(gchar *str, gchar quote_chr)
652 register gchar *srcp, *destp;
656 while ((destp = strchr(destp, quote_chr))) {
657 if ((srcp = strchr(destp + 1, quote_chr))) {
659 while (isspace(*srcp)) srcp++;
660 memmove(destp, srcp, strlen(srcp) + 1);
668 void extract_quote(gchar *str, gchar quote_chr)
672 if ((str = strchr(str, quote_chr))) {
674 while ((p = strchr(p + 1, quote_chr)) && (p[-1] == '\\')) {
675 memmove(p - 1, p, strlen(p) + 1);
680 memmove(str, str + 1, p - str);
685 void eliminate_address_comment(gchar *str)
687 register gchar *srcp, *destp;
692 while ((destp = strchr(destp, '"'))) {
693 if ((srcp = strchr(destp + 1, '"'))) {
698 while (isspace(*srcp)) srcp++;
699 memmove(destp, srcp, strlen(srcp) + 1);
709 while ((destp = strchr_with_skip_quote(destp, '"', '('))) {
715 else if (*srcp == ')')
721 while (isspace(*srcp)) srcp++;
722 memmove(destp, srcp, strlen(srcp) + 1);
726 gchar *strchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
728 gboolean in_quote = FALSE;
731 if (*str == c && !in_quote)
733 if (*str == quote_chr)
741 gchar *strrchr_with_skip_quote(const gchar *str, gint quote_chr, gint c)
743 gboolean in_quote = FALSE;
746 p = str + strlen(str) - 1;
748 if (*p == c && !in_quote)
758 void extract_address(gchar *str)
760 eliminate_address_comment(str);
761 if (strchr_with_skip_quote(str, '"', '<'))
762 extract_parenthesis_with_skip_quote(str, '"', '<', '>');
766 GSList *address_list_append(GSList *addr_list, const gchar *str)
771 if (!str) return addr_list;
773 Xstrdup_a(work, str, return addr_list);
775 eliminate_address_comment(work);
778 while (workp && *workp) {
781 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
787 if (strchr_with_skip_quote(workp, '"', '<'))
788 extract_parenthesis_with_skip_quote
789 (workp, '"', '<', '>');
793 addr_list = g_slist_append(addr_list, g_strdup(workp));
801 GSList *references_list_append(GSList *msgid_list, const gchar *str)
805 if (!str) return msgid_list;
808 while (strp && *strp) {
809 const gchar *start, *end;
812 if ((start = strchr(strp, '<')) != NULL) {
813 end = strchr(start + 1, '>');
818 msgid = g_strndup(start + 1, end - start - 1);
821 msgid_list = g_slist_append(msgid_list, msgid);
831 GSList *newsgroup_list_append(GSList *group_list, const gchar *str)
836 if (!str) return group_list;
838 Xstrdup_a(work, str, return group_list);
842 while (workp && *workp) {
845 if ((p = strchr_with_skip_quote(workp, '"', ','))) {
853 group_list = g_slist_append(group_list,
862 GList *add_history(GList *list, const gchar *str)
866 g_return_val_if_fail(str != NULL, list);
868 old = g_list_find_custom(list, (gpointer)str, (GCompareFunc)strcmp2);
871 list = g_list_remove(list, old->data);
872 } else if (g_list_length(list) >= MAX_HISTORY_SIZE) {
875 last = g_list_last(list);
878 g_list_remove(list, last->data);
882 list = g_list_prepend(list, g_strdup(str));
887 void remove_return(gchar *str)
889 register gchar *p = str;
892 if (*p == '\n' || *p == '\r')
893 memmove(p, p + 1, strlen(p));
899 void remove_space(gchar *str)
901 register gchar *p = str;
906 while (isspace(*(p + spc)))
909 memmove(p, p + spc, strlen(p + spc) + 1);
915 void unfold_line(gchar *str)
917 register gchar *p = str;
921 if (*p == '\n' || *p == '\r') {
924 while (isspace(*(p + spc)))
927 memmove(p, p + spc, strlen(p + spc) + 1);
933 void subst_char(gchar *str, gchar orig, gchar subst)
935 register gchar *p = str;
944 void subst_chars(gchar *str, gchar *orig, gchar subst)
946 register gchar *p = str;
949 if (strchr(orig, *p) != NULL)
955 void subst_for_filename(gchar *str)
957 subst_chars(str, " \t\r\n\"/\\", '_');
960 gboolean is_header_line(const gchar *str)
962 if (str[0] == ':') return FALSE;
964 while (*str != '\0' && *str != ' ') {
973 gboolean is_ascii_str(const guchar *str)
975 while (*str != '\0') {
976 if (*str != '\t' && *str != ' ' &&
977 *str != '\r' && *str != '\n' &&
978 (*str < 32 || *str >= 127))
986 gint get_quote_level(const gchar *str, const gchar *quote_chars)
988 const gchar *first_pos;
989 const gchar *last_pos;
990 const gchar *p = str;
991 gint quote_level = -1;
993 /* speed up line processing by only searching to the last '>' */
994 if ((first_pos = line_has_quote_char(str, quote_chars)) != NULL) {
995 /* skip a line if it contains a '<' before the initial '>' */
996 if (memchr(str, '<', first_pos - str) != NULL)
998 last_pos = line_has_quote_char_last(first_pos, quote_chars);
1002 while (p <= last_pos) {
1003 while (p < last_pos) {
1010 if (strchr(quote_chars, *p))
1012 else if (*p != '-' && !isspace(*p) && p <= last_pos) {
1013 /* any characters are allowed except '-' and space */
1015 && !strchr(quote_chars, *p)
1019 if (strchr(quote_chars, *p))
1031 const gchar * line_has_quote_char(const gchar * str, const gchar *quote_chars)
1033 gchar * position = NULL;
1034 gchar * tmp_pos = NULL;
1037 if (quote_chars == NULL)
1040 for (i = 0; i < strlen(quote_chars); i++) {
1041 tmp_pos = strchr (str, quote_chars[i]);
1043 || (tmp_pos != NULL && position >= tmp_pos) )
1049 const gchar * line_has_quote_char_last(const gchar * str, const gchar *quote_chars)
1051 gchar * position = NULL;
1052 gchar * tmp_pos = NULL;
1055 if (quote_chars == NULL)
1058 for (i = 0; i < strlen(quote_chars); i++) {
1059 tmp_pos = strrchr (str, quote_chars[i]);
1061 || (tmp_pos != NULL && position <= tmp_pos) )
1067 gchar *strstr_with_skip_quote(const gchar *haystack, const gchar *needle)
1069 register guint haystack_len, needle_len;
1070 gboolean in_squote = FALSE, in_dquote = FALSE;
1072 haystack_len = strlen(haystack);
1073 needle_len = strlen(needle);
1075 if (haystack_len < needle_len || needle_len == 0)
1078 while (haystack_len >= needle_len) {
1079 if (!in_squote && !in_dquote &&
1080 !strncmp(haystack, needle, needle_len))
1081 return (gchar *)haystack;
1083 /* 'foo"bar"' -> foo"bar"
1084 "foo'bar'" -> foo'bar' */
1085 if (*haystack == '\'') {
1088 else if (!in_dquote)
1090 } else if (*haystack == '\"') {
1093 else if (!in_squote)
1104 gchar *strchr_parenthesis_close(const gchar *str, gchar op, gchar cl)
1107 gchar quote_chr = '"';
1109 gboolean in_quote = FALSE;
1113 if ((p = strchr_with_skip_quote(p, quote_chr, op))) {
1117 if (*p == op && !in_quote)
1119 else if (*p == cl && !in_quote)
1121 else if (*p == quote_chr)
1134 gchar **strsplit_parenthesis(const gchar *str, gchar op, gchar cl,
1137 GSList *string_list = NULL, *slist;
1139 const gchar *s_op, *s_cl;
1142 g_return_val_if_fail(str != NULL, NULL);
1145 max_tokens = G_MAXINT;
1147 s_op = strchr_with_skip_quote(str, '"', op);
1148 if (!s_op) return NULL;
1150 s_cl = strchr_parenthesis_close(str, op, cl);
1158 new_string = g_new(gchar, len + 1);
1159 strncpy(new_string, str, len);
1160 new_string[len] = 0;
1161 string_list = g_slist_prepend(string_list, new_string);
1165 while (*str && isspace(*str)) str++;
1167 string_list = g_slist_prepend(string_list,
1170 s_op = strchr_with_skip_quote(str, '"', op);
1171 if (!--max_tokens || !s_op) break;
1175 s_cl = strchr_parenthesis_close(str, op, cl);
1176 } while (--max_tokens && s_cl);
1179 str_array = g_new(gchar*, n);
1183 str_array[i--] = NULL;
1184 for (slist = string_list; slist; slist = slist->next)
1185 str_array[i--] = slist->data;
1187 g_slist_free(string_list);
1192 gchar **strsplit_with_quote(const gchar *str, const gchar *delim,
1195 GSList *string_list = NULL, *slist;
1196 gchar **str_array, *s, *new_str;
1197 guint i, n = 1, len;
1199 g_return_val_if_fail(str != NULL, NULL);
1200 g_return_val_if_fail(delim != NULL, NULL);
1203 max_tokens = G_MAXINT;
1205 s = strstr_with_skip_quote(str, delim);
1207 guint delimiter_len = strlen(delim);
1211 new_str = g_strndup(str, len);
1213 if (new_str[0] == '\'' || new_str[0] == '\"') {
1214 if (new_str[len - 1] == new_str[0]) {
1215 new_str[len - 1] = '\0';
1216 memmove(new_str, new_str + 1, len - 1);
1219 string_list = g_slist_prepend(string_list, new_str);
1221 str = s + delimiter_len;
1222 s = strstr_with_skip_quote(str, delim);
1223 } while (--max_tokens && s);
1227 new_str = g_strdup(str);
1228 if (new_str[0] == '\'' || new_str[0] == '\"') {
1230 if (new_str[len - 1] == new_str[0]) {
1231 new_str[len - 1] = '\0';
1232 memmove(new_str, new_str + 1, len - 1);
1235 string_list = g_slist_prepend(string_list, new_str);
1239 str_array = g_new(gchar*, n);
1243 str_array[i--] = NULL;
1244 for (slist = string_list; slist; slist = slist->next)
1245 str_array[i--] = slist->data;
1247 g_slist_free(string_list);
1252 gchar *get_abbrev_newsgroup_name(const gchar *group)
1254 gchar *abbrev_group;
1256 const gchar *p = group;
1258 abbrev_group = ap = g_malloc(strlen(group) + 1);
1263 if (strchr(p, '.')) {
1265 while (*p != '.') p++;
1268 return abbrev_group;
1273 return abbrev_group;
1276 gchar *trim_string(const gchar *str, gint len)
1278 const gchar *p = str;
1283 if (!str) return NULL;
1284 if (strlen(str) <= len)
1285 return g_strdup(str);
1287 while (*p != '\0') {
1288 mb_len = mblen(p, MB_LEN_MAX);
1291 else if (mb_len < 0)
1292 return g_strdup(str);
1293 else if (new_len + mb_len > len)
1300 Xstrndup_a(new_str, str, new_len, return g_strdup(str));
1301 return g_strconcat(new_str, "...", NULL);
1304 GList *uri_list_extract_filenames(const gchar *uri_list)
1306 GList *result = NULL;
1314 while (isspace(*p)) p++;
1315 if (!strncmp(p, "file:", 5)) {
1318 while (*q && *q != '\n' && *q != '\r') q++;
1322 while (q > p && isspace(*q)) q--;
1323 file = g_malloc(q - p + 2);
1324 strncpy(file, p, q - p + 1);
1325 file[q - p + 1] = '\0';
1326 result = g_list_append(result,file);
1330 p = strchr(p, '\n');
1337 #define HEX_TO_INT(val, hex) \
1341 if ('0' <= c && c <= '9') { \
1343 } else if ('a' <= c && c <= 'f') { \
1344 val = c - 'a' + 10; \
1345 } else if ('A' <= c && c <= 'F') { \
1346 val = c - 'A' + 10; \
1353 * We need this wrapper around g_get_home_dir(), so that
1354 * we can fix some Windoze things here. Should be done in glibc of course
1355 * but as long as we are not able to do our own extensions to glibc, we do
1358 gchar *get_home_dir(void)
1360 #if HAVE_DOSISH_SYSTEM
1361 static gchar *home_dir;
1364 home_dir = read_w32_registry_string(NULL,
1365 "Software\\Sylpheed", "HomeDir" );
1366 if (!home_dir || !*home_dir) {
1367 if (getenv ("HOMEDRIVE") && getenv("HOMEPATH")) {
1368 const char *s = g_get_home_dir();
1370 home_dir = g_strdup (s);
1372 if (!home_dir || !*home_dir)
1373 home_dir = g_strdup ("c:\\sylpheed");
1375 debug_print("initialized home_dir to `%s'\n", home_dir);
1378 #else /* standard glib */
1379 return g_get_home_dir();
1383 gchar *get_rc_dir(void)
1385 static gchar *rc_dir = NULL;
1388 rc_dir = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
1394 gchar *get_news_cache_dir(void)
1396 static gchar *news_cache_dir = NULL;
1398 if (!news_cache_dir)
1399 news_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1400 NEWS_CACHE_DIR, NULL);
1402 return news_cache_dir;
1405 gchar *get_imap_cache_dir(void)
1407 static gchar *imap_cache_dir = NULL;
1409 if (!imap_cache_dir)
1410 imap_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1411 IMAP_CACHE_DIR, NULL);
1413 return imap_cache_dir;
1416 gchar *get_mbox_cache_dir(void)
1418 static gchar *mbox_cache_dir = NULL;
1420 if (!mbox_cache_dir)
1421 mbox_cache_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1422 MBOX_CACHE_DIR, NULL);
1424 return mbox_cache_dir;
1427 gchar *get_mime_tmp_dir(void)
1429 static gchar *mime_tmp_dir = NULL;
1432 mime_tmp_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1433 MIME_TMP_DIR, NULL);
1435 return mime_tmp_dir;
1438 gchar *get_template_dir(void)
1440 static gchar *template_dir = NULL;
1443 template_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1444 TEMPLATE_DIR, NULL);
1446 return template_dir;
1449 gchar *get_header_cache_dir(void)
1451 static gchar *header_dir = NULL;
1454 header_dir = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1455 HEADER_CACHE_DIR, NULL);
1460 gchar *get_tmp_file(void)
1462 static gchar *tmp_file = NULL;
1465 tmp_file = g_strconcat(get_rc_dir(), G_DIR_SEPARATOR_S,
1471 gchar *get_domain_name(void)
1473 static gchar *domain_name = NULL;
1474 struct hostent *myfqdn = NULL;
1477 gchar buf[BUFFSIZE] = "";
1479 if (gethostname(buf, sizeof(buf)) < 0) {
1480 perror("gethostname");
1481 strcpy(buf, "unknown");
1483 myfqdn = gethostbyname(buf);
1484 if (myfqdn != NULL) {
1485 memset(buf, '\0', strlen(buf));
1486 strcpy(buf, myfqdn->h_name);
1488 perror("gethostbyname");
1489 strcpy(buf, "unknown");
1493 domain_name = g_strdup(buf);
1499 off_t get_file_size(const gchar *file)
1503 if (stat(file, &s) < 0) {
1504 FILE_OP_ERROR(file, "stat");
1511 off_t get_file_size_as_crlf(const gchar *file)
1515 gchar buf[BUFFSIZE];
1517 if ((fp = fopen(file, "rb")) == NULL) {
1518 FILE_OP_ERROR(file, "fopen");
1522 while (fgets(buf, sizeof(buf), fp) != NULL) {
1524 size += strlen(buf) + 2;
1528 FILE_OP_ERROR(file, "fgets");
1537 off_t get_left_file_size(FILE *fp)
1543 if ((pos = ftell(fp)) < 0) {
1547 if (fseek(fp, 0L, SEEK_END) < 0) {
1551 if ((end = ftell(fp)) < 0) {
1556 if (fseek(fp, pos, SEEK_SET) < 0) {
1564 gboolean file_exist(const gchar *file, gboolean allow_fifo)
1568 if (stat(file, &s) < 0) {
1569 if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1573 if (S_ISREG(s.st_mode) || (allow_fifo && S_ISFIFO(s.st_mode)))
1579 gboolean is_dir_exist(const gchar *dir)
1583 if (stat(dir, &s) < 0) {
1584 if (ENOENT != errno) FILE_OP_ERROR(dir, "stat");
1588 if (S_ISDIR(s.st_mode))
1594 gboolean is_file_entry_exist(const gchar *file)
1598 if (stat(file, &s) < 0) {
1599 if (ENOENT != errno) FILE_OP_ERROR(file, "stat");
1606 gint change_dir(const gchar *dir)
1608 gchar *prevdir = NULL;
1611 prevdir = g_get_current_dir();
1613 if (chdir(dir) < 0) {
1614 FILE_OP_ERROR(dir, "chdir");
1615 if (debug_mode) g_free(prevdir);
1617 } else if (debug_mode) {
1620 cwd = g_get_current_dir();
1621 if (strcmp(prevdir, cwd) != 0)
1622 g_print("current dir: %s\n", cwd);
1630 gint make_dir(const gchar *dir)
1632 if (mkdir(dir, S_IRWXU) < 0) {
1633 FILE_OP_ERROR(dir, "mkdir");
1636 if (chmod(dir, S_IRWXU) < 0)
1637 FILE_OP_ERROR(dir, "chmod");
1642 gint make_dir_hier(const gchar *dir)
1647 for (p = dir; (p = strchr(p, G_DIR_SEPARATOR)) != NULL; p++) {
1648 parent_dir = g_strndup(dir, p - dir);
1649 if (*parent_dir != '\0') {
1650 if (!is_dir_exist(parent_dir)) {
1651 if (make_dir(parent_dir) < 0) {
1660 if (!is_dir_exist(dir)) {
1661 if (make_dir(dir) < 0)
1668 gint remove_all_files(const gchar *dir)
1674 prev_dir = g_get_current_dir();
1676 if (chdir(dir) < 0) {
1677 FILE_OP_ERROR(dir, "chdir");
1681 if ((dp = opendir(".")) == NULL) {
1682 FILE_OP_ERROR(dir, "opendir");
1686 while ((d = readdir(dp)) != NULL) {
1687 if (!strcmp(d->d_name, ".") ||
1688 !strcmp(d->d_name, ".."))
1691 if (unlink(d->d_name) < 0)
1692 FILE_OP_ERROR(d->d_name, "unlink");
1697 if (chdir(prev_dir) < 0) {
1698 FILE_OP_ERROR(prev_dir, "chdir");
1708 gint remove_numbered_files(const gchar *dir, guint first, guint last)
1715 prev_dir = g_get_current_dir();
1717 if (chdir(dir) < 0) {
1718 FILE_OP_ERROR(dir, "chdir");
1722 if ((dp = opendir(".")) == NULL) {
1723 FILE_OP_ERROR(dir, "opendir");
1727 while ((d = readdir(dp)) != NULL) {
1728 fileno = to_number(d->d_name);
1729 if (fileno >= 0 && first <= fileno && fileno <= last) {
1730 if (is_dir_exist(d->d_name))
1732 if (unlink(d->d_name) < 0)
1733 FILE_OP_ERROR(d->d_name, "unlink");
1739 if (chdir(prev_dir) < 0) {
1740 FILE_OP_ERROR(prev_dir, "chdir");
1750 gint remove_all_numbered_files(const gchar *dir)
1752 return remove_numbered_files(dir, 0, UINT_MAX);
1755 gint remove_dir_recursive(const gchar *dir)
1762 /* g_print("dir = %s\n", dir); */
1764 if (stat(dir, &s) < 0) {
1765 FILE_OP_ERROR(dir, "stat");
1766 if (ENOENT == errno) return 0;
1770 if (!S_ISDIR(s.st_mode)) {
1771 if (unlink(dir) < 0) {
1772 FILE_OP_ERROR(dir, "unlink");
1779 prev_dir = g_get_current_dir();
1780 /* g_print("prev_dir = %s\n", prev_dir); */
1782 if (!path_cmp(prev_dir, dir)) {
1784 if (chdir("..") < 0) {
1785 FILE_OP_ERROR(dir, "chdir");
1788 prev_dir = g_get_current_dir();
1791 if (chdir(dir) < 0) {
1792 FILE_OP_ERROR(dir, "chdir");
1797 if ((dp = opendir(".")) == NULL) {
1798 FILE_OP_ERROR(dir, "opendir");
1804 /* remove all files in the directory */
1805 while ((d = readdir(dp)) != NULL) {
1806 if (!strcmp(d->d_name, ".") ||
1807 !strcmp(d->d_name, ".."))
1810 if (stat(d->d_name, &s) < 0) {
1811 FILE_OP_ERROR(d->d_name, "stat");
1815 /* g_print("removing %s\n", d->d_name); */
1817 if (S_ISDIR(s.st_mode)) {
1818 if (remove_dir_recursive(d->d_name) < 0) {
1819 g_warning("can't remove directory\n");
1823 if (unlink(d->d_name) < 0)
1824 FILE_OP_ERROR(d->d_name, "unlink");
1830 if (chdir(prev_dir) < 0) {
1831 FILE_OP_ERROR(prev_dir, "chdir");
1838 if (rmdir(dir) < 0) {
1839 FILE_OP_ERROR(dir, "rmdir");
1847 /* this seems to be slower than the stdio version... */
1848 gint copy_file(const gchar *src, const gchar *dest)
1850 gint src_fd, dest_fd;
1854 gchar *dest_bak = NULL;
1856 if ((src_fd = open(src, O_RDONLY)) < 0) {
1857 FILE_OP_ERROR(src, "open");
1861 if (is_file_exist(dest)) {
1862 dest_bak = g_strconcat(dest, ".bak", NULL);
1863 if (rename(dest, dest_bak) < 0) {
1864 FILE_OP_ERROR(dest, "rename");
1871 if ((dest_fd = open(dest, O_RDWR|O_CREAT, S_IRUSR|S_IWUSR)) < 0) {
1872 FILE_OP_ERROR(dest, "open");
1875 if (rename(dest_bak, dest) < 0)
1876 FILE_OP_ERROR(dest_bak, "rename");
1882 while ((n_read = read(src_fd, buf, sizeof(buf))) > 0) {
1887 n_write = write(dest_fd, bufp, len);
1889 g_warning(_("writing to %s failed.\n"), dest);
1894 if (rename(dest_bak, dest) < 0)
1895 FILE_OP_ERROR(dest_bak, "rename");
1908 if (n_read < 0 || get_file_size(src) != get_file_size(dest)) {
1909 g_warning(_("File copy from %s to %s failed.\n"), src, dest);
1912 if (rename(dest_bak, dest) < 0)
1913 FILE_OP_ERROR(dest_bak, "rename");
1924 gint copy_file(const gchar *src, const gchar *dest)
1926 FILE *src_fp, *dest_fp;
1929 gchar *dest_bak = NULL;
1930 gboolean err = FALSE;
1932 if ((src_fp = fopen(src, "rb")) == NULL) {
1933 FILE_OP_ERROR(src, "fopen");
1936 if (is_file_exist(dest)) {
1937 dest_bak = g_strconcat(dest, ".bak", NULL);
1938 if (rename(dest, dest_bak) < 0) {
1939 FILE_OP_ERROR(dest, "rename");
1946 if ((dest_fp = fopen(dest, "wb")) == NULL) {
1947 FILE_OP_ERROR(dest, "fopen");
1950 if (rename(dest_bak, dest) < 0)
1951 FILE_OP_ERROR(dest_bak, "rename");
1957 if (change_file_mode_rw(dest_fp, dest) < 0) {
1958 FILE_OP_ERROR(dest, "chmod");
1959 g_warning(_("can't change file mode\n"));
1962 while ((n_read = fread(buf, sizeof(gchar), sizeof(buf), src_fp)) > 0) {
1963 if (n_read < sizeof(buf) && ferror(src_fp))
1965 if (fwrite(buf, n_read, 1, dest_fp) < 1) {
1966 g_warning(_("writing to %s failed.\n"), dest);
1971 if (rename(dest_bak, dest) < 0)
1972 FILE_OP_ERROR(dest_bak, "rename");
1979 if (ferror(src_fp)) {
1980 FILE_OP_ERROR(src, "fread");
1984 if (fclose(dest_fp) == EOF) {
1985 FILE_OP_ERROR(dest, "fclose");
1992 if (rename(dest_bak, dest) < 0)
1993 FILE_OP_ERROR(dest_bak, "rename");
2004 gint move_file(const gchar *src, const gchar *dest)
2006 if (is_file_exist(dest)) {
2007 g_warning(_("move_file(): file %s already exists."), dest);
2011 if (rename(src, dest) == 0) return 0;
2013 if (EXDEV != errno) {
2014 FILE_OP_ERROR(src, "rename");
2018 if (copy_file(src, dest) < 0) return -1;
2025 gint change_file_mode_rw(FILE *fp, const gchar *file)
2028 return fchmod(fileno(fp), S_IRUSR|S_IWUSR);
2030 return chmod(file, S_IRUSR|S_IWUSR);
2034 FILE *my_tmpfile(void)
2037 const gchar suffix[] = ".XXXXXX";
2038 const gchar *tmpdir;
2040 const gchar *progname;
2046 tmpdir = g_get_tmp_dir();
2047 tmplen = strlen(tmpdir);
2048 progname = g_get_prgname();
2049 proglen = strlen(progname);
2050 Xalloca(fname, tmplen + 1 + proglen + sizeof(suffix),
2053 memcpy(fname, tmpdir, tmplen);
2054 fname[tmplen] = G_DIR_SEPARATOR;
2055 memcpy(fname + tmplen + 1, progname, proglen);
2056 memcpy(fname + tmplen + 1 + proglen, suffix, sizeof(suffix));
2058 fd = mkstemp(fname);
2064 fp = fdopen(fd, "w+b");
2069 #endif /* HAVE_MKSTEMP */
2074 FILE *str_open_as_stream(const gchar *str)
2079 g_return_val_if_fail(str != NULL, NULL);
2083 FILE_OP_ERROR("str_open_as_stream", "my_tmpfile");
2088 if (len == 0) return fp;
2090 if (fwrite(str, len, 1, fp) != 1) {
2091 FILE_OP_ERROR("str_open_as_stream", "fwrite");
2100 gint execute_async(gchar *const argv[])
2104 if ((pid = fork()) < 0) {
2109 if (pid == 0) { /* child process */
2112 if ((gch_pid = fork()) < 0) {
2117 if (gch_pid == 0) { /* grandchild process */
2118 execvp(argv[0], argv);
2127 waitpid(pid, NULL, 0);
2132 gint execute_sync(gchar *const argv[])
2136 if ((pid = fork()) < 0) {
2141 if (pid == 0) { /* child process */
2142 execvp(argv[0], argv);
2148 waitpid(pid, NULL, 0);
2153 gint execute_command_line(const gchar *cmdline, gboolean async)
2158 argv = strsplit_with_quote(cmdline, " ", 0);
2161 ret = execute_async(argv);
2163 ret = execute_sync(argv);
2169 static gint is_unchanged_uri_char(char c)
2181 void encode_uri(gchar *encoded_uri, gint bufsize, const gchar *uri)
2187 for(i = 0; i < strlen(uri) ; i++) {
2188 if (is_unchanged_uri_char(uri[i])) {
2189 if (k + 2 >= bufsize)
2191 encoded_uri[k++] = uri[i];
2194 char * hexa = "0123456789ABCDEF";
2196 if (k + 4 >= bufsize)
2198 encoded_uri[k++] = '%';
2199 encoded_uri[k++] = hexa[uri[i] / 16];
2200 encoded_uri[k++] = hexa[uri[i] % 16];
2206 /* Converts two-digit hexadecimal to decimal. Used for unescaping escaped
2209 static gint axtoi(const gchar *hexstr)
2211 gint hi, lo, result;
2214 if ('0' <= hi && hi <= '9') {
2217 if ('a' <= hi && hi <= 'f') {
2220 if ('A' <= hi && hi <= 'F') {
2225 if ('0' <= lo && lo <= '9') {
2228 if ('a' <= lo && lo <= 'f') {
2231 if ('A' <= lo && lo <= 'F') {
2234 result = lo + (16 * hi);
2239 /* Decodes URL-Encoded strings (i.e. strings in which spaces are replaced by
2240 * plusses, and escape characters are used)
2243 void decode_uri(gchar *decoded_uri, const gchar *encoded_uri)
2245 const gchar *encoded;
2248 encoded = encoded_uri;
2249 decoded = decoded_uri;
2252 if (*encoded == '%') {
2254 if (isxdigit(encoded[0])
2255 && isxdigit(encoded[1])) {
2256 *decoded = (gchar) axtoi(encoded);
2261 else if (*encoded == '+') {
2267 *decoded = *encoded;
2277 gint open_uri(const gchar *uri, const gchar *cmdline)
2279 static gchar *default_cmdline = "netscape -remote openURL(%s,raise)";
2280 gchar buf[BUFFSIZE];
2282 gchar encoded_uri[BUFFSIZE];
2284 g_return_val_if_fail(uri != NULL, -1);
2286 /* an option to choose whether to use encode_uri or not ? */
2287 encode_uri(encoded_uri, BUFFSIZE, uri);
2290 (p = strchr(cmdline, '%')) && *(p + 1) == 's' &&
2291 !strchr(p + 2, '%'))
2292 g_snprintf(buf, sizeof(buf), cmdline, encoded_uri);
2295 g_warning(_("Open URI command line is invalid: `%s'"),
2297 g_snprintf(buf, sizeof(buf), default_cmdline, encoded_uri);
2300 execute_command_line(buf, TRUE);
2305 time_t remote_tzoffset_sec(const gchar *zone)
2307 static gchar ustzstr[] = "PSTPDTMSTMDTCSTCDTESTEDT";
2313 time_t remoteoffset;
2315 strncpy(zone3, zone, 3);
2319 if (sscanf(zone, "%c%d", &c, &offset) == 2 &&
2320 (c == '+' || c == '-')) {
2321 remoteoffset = ((offset / 100) * 60 + (offset % 100)) * 60;
2323 remoteoffset = -remoteoffset;
2324 } else if (!strncmp(zone, "UT" , 2) ||
2325 !strncmp(zone, "GMT", 2)) {
2327 } else if (strlen(zone3) == 3 &&
2328 (p = strstr(ustzstr, zone3)) != NULL &&
2329 (p - ustzstr) % 3 == 0) {
2330 iustz = ((gint)(p - ustzstr) / 3 + 1) / 2 - 8;
2331 remoteoffset = iustz * 3600;
2332 } else if (strlen(zone3) == 1) {
2334 case 'Z': remoteoffset = 0; break;
2335 case 'A': remoteoffset = -1; break;
2336 case 'B': remoteoffset = -2; break;
2337 case 'C': remoteoffset = -3; break;
2338 case 'D': remoteoffset = -4; break;
2339 case 'E': remoteoffset = -5; break;
2340 case 'F': remoteoffset = -6; break;
2341 case 'G': remoteoffset = -7; break;
2342 case 'H': remoteoffset = -8; break;
2343 case 'I': remoteoffset = -9; break;
2344 case 'K': remoteoffset = -10; break; /* J is not used */
2345 case 'L': remoteoffset = -11; break;
2346 case 'M': remoteoffset = -12; break;
2347 case 'N': remoteoffset = 1; break;
2348 case 'O': remoteoffset = 2; break;
2349 case 'P': remoteoffset = 3; break;
2350 case 'Q': remoteoffset = 4; break;
2351 case 'R': remoteoffset = 5; break;
2352 case 'S': remoteoffset = 6; break;
2353 case 'T': remoteoffset = 7; break;
2354 case 'U': remoteoffset = 8; break;
2355 case 'V': remoteoffset = 9; break;
2356 case 'W': remoteoffset = 10; break;
2357 case 'X': remoteoffset = 11; break;
2358 case 'Y': remoteoffset = 12; break;
2359 default: remoteoffset = 0; break;
2361 remoteoffset = remoteoffset * 3600;
2364 return remoteoffset;
2367 time_t tzoffset_sec(time_t *now)
2373 lt = localtime(now);
2375 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
2377 if (lt->tm_year < gmt.tm_year)
2379 else if (lt->tm_year > gmt.tm_year)
2381 else if (lt->tm_yday < gmt.tm_yday)
2383 else if (lt->tm_yday > gmt.tm_yday)
2386 if (off >= 24 * 60) /* should be impossible */
2387 off = 23 * 60 + 59; /* if not, insert silly value */
2388 if (off <= -24 * 60)
2389 off = -(23 * 60 + 59);
2398 /* calculate timezone offset */
2399 gchar *tzoffset(time_t *now)
2401 static gchar offset_string[6];
2407 lt = localtime(now);
2409 off = (lt->tm_hour - gmt.tm_hour) * 60 + lt->tm_min - gmt.tm_min;
2411 if (lt->tm_year < gmt.tm_year)
2413 else if (lt->tm_year > gmt.tm_year)
2415 else if (lt->tm_yday < gmt.tm_yday)
2417 else if (lt->tm_yday > gmt.tm_yday)
2425 if (off >= 24 * 60) /* should be impossible */
2426 off = 23 * 60 + 59; /* if not, insert silly value */
2428 sprintf(offset_string, "%c%02d%02d", sign, off / 60, off % 60);
2430 return offset_string;
2433 void get_rfc822_date(gchar *buf, gint len)
2437 gchar day[4], mon[4];
2438 gint dd, hh, mm, ss, yyyy;
2443 sscanf(asctime(lt), "%3s %3s %d %d:%d:%d %d\n",
2444 day, mon, &dd, &hh, &mm, &ss, &yyyy);
2445 g_snprintf(buf, len, "%s, %d %s %d %02d:%02d:%02d %s",
2446 day, dd, mon, yyyy, hh, mm, ss, tzoffset(&t));
2449 static FILE *log_fp = NULL;
2451 void set_log_file(const gchar *filename)
2454 log_fp = fopen(filename, "wb");
2456 FILE_OP_ERROR(filename, "fopen");
2459 void close_log_file(void)
2467 static guint log_verbosity_count = 0;
2469 void log_verbosity_set(gboolean verbose)
2472 log_verbosity_count++;
2473 else if (log_verbosity_count > 0)
2474 log_verbosity_count--;
2477 void debug_print_real(const gchar *format, ...)
2480 gchar buf[BUFFSIZE];
2482 if (!debug_mode) return;
2484 va_start(args, format);
2485 g_vsnprintf(buf, sizeof(buf), format, args);
2491 void log_print(const gchar *format, ...)
2494 gchar buf[BUFFSIZE];
2499 va_start(args, format);
2500 g_vsnprintf(buf, sizeof(buf), format, args);
2504 strftime(timestr, 6, "%H:%M", localtime(&t));
2505 logbuf = g_strdup_printf("[%s] %s", timestr, buf);
2507 if (debug_mode) fputs(logbuf, stdout);
2508 log_window_append(logbuf, LOG_NORMAL);
2510 fputs(logbuf, log_fp);
2513 if (log_verbosity_count)
2514 statusbar_puts_all(buf);
2518 void log_message(const gchar *format, ...)
2521 gchar buf[BUFFSIZE];
2523 va_start(args, format);
2524 g_vsnprintf(buf, sizeof(buf), format, args);
2527 if (debug_mode) g_message("%s", buf);
2528 log_window_append(buf, LOG_MSG);
2530 fputs("message: ", log_fp);
2534 statusbar_puts_all(buf);
2537 void log_warning(const gchar *format, ...)
2540 gchar buf[BUFFSIZE];
2542 va_start(args, format);
2543 g_vsnprintf(buf, sizeof(buf), format, args);
2546 g_warning("%s", buf);
2547 log_window_append(buf, LOG_WARN);
2549 fputs("*** warning: ", log_fp);
2555 void log_error(const gchar *format, ...)
2558 gchar buf[BUFFSIZE];
2560 va_start(args, format);
2561 g_vsnprintf(buf, sizeof(buf), format, args);
2564 g_warning("%s", buf);
2565 log_window_append(buf, LOG_ERROR);
2567 fputs("*** error: ", log_fp);
2574 void * subject_table_lookup(GHashTable *subject_table, gchar * subject)
2576 if (subject == NULL)
2579 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2580 return g_hash_table_lookup(subject_table, subject + 4);
2582 return g_hash_table_lookup(subject_table, subject);
2585 void subject_table_insert(GHashTable *subject_table, gchar * subject,
2588 if (subject == NULL)
2592 if (g_strcasecmp(subject, "Re:") == 0)
2594 if (g_strcasecmp(subject, "Re: ") == 0)
2597 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2598 g_hash_table_insert(subject_table, subject + 4, data);
2600 g_hash_table_insert(subject_table, subject, data);
2603 void subject_table_remove(GHashTable *subject_table, gchar * subject)
2605 if (subject == NULL)
2608 if (g_strncasecmp(subject, "Re: ", 4) == 0)
2609 g_hash_table_remove(subject_table, subject + 4);
2611 g_hash_table_remove(subject_table, subject);
2614 gboolean subject_is_reply(const gchar *subject)
2616 /* XXX: just simply here so someone can handle really
2617 * advanced Re: detection like "Re[4]", "ANTW:" or
2618 * Re: Re: Re: Re: Re: Re: Re: Re:" stuff. */
2619 if (subject == NULL) return FALSE;
2620 else return 0 == g_strncasecmp(subject, "Re: ", 4);