/*
* A basic toolset containing miscellaneous functions for string manipluation,
* encoding/decoding, and a bunch of other stuff.
+ *
+ * Copyright (c) 1987-2011 by the citadel.org team
+ *
+ * This program is open source software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
dest[dpos++] = '\r';
dest[dpos++] = '\n';
dest[dpos] = 0;
- thisline = 0;
}
return(dpos);
/*
* if we send out non ascii subjects, we encode it this way.
*/
-char *rfc2047encode(char *line, long length)
+char *rfc2047encode(const char *line, long length)
{
- char *AlreadyEncoded;
+ const char *AlreadyEncoded;
char *result;
long end;
#define UTF8_HEADER "=?UTF-8?B?"
*/
void fmt_date(char *buf, size_t n, time_t thetime, int seconds) {
struct tm tm;
- int hour;
+ char *teh_format = NULL;
- /* Month strings for date conversions ... this needs to be localized eventually */
- char *fmt_date_months[12] = {
- "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
- };
-
- strcpy(buf, "");
+ *buf = '\0';
localtime_r(&thetime, &tm);
- hour = tm.tm_hour;
- if (hour == 0) hour = 12;
- else if (hour > 12) hour = hour - 12;
-
if (seconds) {
- snprintf(buf, n, "%s %d %4d %d:%02d:%02d%s",
- fmt_date_months[tm.tm_mon],
- tm.tm_mday,
- tm.tm_year + 1900,
- hour,
- tm.tm_min,
- tm.tm_sec,
- ( (tm.tm_hour >= 12) ? "pm" : "am" )
- );
- } else {
- snprintf(buf, n, "%s %d %4d %d:%02d%s",
- fmt_date_months[tm.tm_mon],
- tm.tm_mday,
- tm.tm_year + 1900,
- hour,
- tm.tm_min,
- ( (tm.tm_hour >= 12) ? "pm" : "am" )
- );
+ teh_format = "%F %R:%S";
+ }
+ else {
+ teh_format = "%F %R";
}
+
+ strftime(buf, n, teh_format, &tm);
}
* parentheses and anything outside them).
*/
long stripallbut(char *str, char leftboundary, char rightboundary) {
- int a;
- long orglen, len;
- char *pchs;
- long min;
-
- orglen = len = strlen(str);
- pchs = NULL;
- for (a = 0; a < len; ++ a) {
- if (str[a] == leftboundary)
- pchs = &str[a+1];
- }
-
- if (pchs == NULL)
- min = 0;
- else
- min = pchs - str;
-
- for (a = min; a < len; ++ a) {
- if (str[a] == rightboundary)
- len = a - 1;
+ long len = 0;
+
+ char *lb = NULL;
+ char *rb = NULL;
+
+ lb = strrchr(str, leftboundary);
+ if (lb != NULL) {
+ ++lb;
+ rb = strchr(str, rightboundary);
+ if ((rb != NULL) && (rb >= lb)) {
+ *rb = 0;
+ fflush(stderr);
+ len = (long)rb - (long)lb;
+ memmove(str, lb, len);
+ str[len] = 0;
+ return(len);
+ }
}
- if (len != orglen)
- str[len] = '\0';
- if (pchs != NULL)
- {
- orglen = len - min;
- memmove(str, pchs, orglen);
- return orglen;
- }
- else
- return len;
+ return (long)strlen(str);
}
+
char *myfgets(char *s, int size, FILE *stream) {
char *ret = fgets(s, size, stream);
char *nl;
int a, b, c, len, eclen, olen;
char *ec = " +#&;`'|*?-~<>^()[]{}/$\"\\";
- strcpy(outbuf, "");
+ *outbuf = '\0';
len = strlen(strbuf);
eclen = strlen(ec);
olen = 0;
* Generate a new, globally unique UID parameter for a calendar etc. object
*/
void generate_uuid(char *buf) {
- static int seq = 0;
+ static int seq = (-1);
+ static int no_kernel_uuid = 0;
+
+ /* If we are running on Linux then we have a kernelspace uuid generator available */
+
+ if (no_kernel_uuid == 0) {
+ FILE *fp;
+ fp = fopen("/proc/sys/kernel/random/uuid", "rb");
+ if (fp) {
+ int rv;
+ rv = fread(buf, 36, 1, fp);
+ fclose(fp);
+ if (rv == 1) {
+ buf[36] = 0;
+ return;
+ }
+ }
+ }
+
+ /* If the kernel didn't provide us with a uuid, we generate a pseudo-random one */
+
+ no_kernel_uuid = 1;
+
+ if (seq == (-1)) {
+ seq = (int)rand();
+ }
+ ++seq;
+ seq = (seq % 0x0FFF) ;
- sprintf(buf, "%lx-%lx-%x",
- time(NULL),
+ sprintf(buf, "%08lx-%04lx-4%03x-a%03x-%012lx",
+ (long)time(NULL),
(long)getpid(),
- (seq++)
+ seq,
+ seq,
+ (long)rand()
);
}