#include "silcincludes.h"
-/* Maybe works, or maybe not */
-#include "../unix/silcunixutil.c"
+/* Inspects the `string' for wildcards and returns regex string that can
+ be used by the GNU regex library. A comma (`,') in the `string' means
+ that the string is list. */
+
+char *silc_string_regexify(const char *string)
+{
+ int i, len, count;
+ char *regex;
+
+ len = strlen(string);
+ count = 4;
+ for (i = 0; i < len; i++)
+ if (string[i] == '*' || string[i] == '?')
+ count++;
+
+ regex = silc_calloc(len + count, sizeof(*regex));
+
+ count = 0;
+ regex[count] = '(';
+ count++;
+
+ for (i = 0; i < len; i++) {
+ if (string[i] == '*' || string[i] == '?') {
+ regex[count] = '.';
+ count++;
+ } else if (string[i] == ',') {
+ if (i + 1 == len)
+ continue;
+ regex[count] = '|';
+ count++;
+ continue;
+ }
+
+ regex[count] = string[i];
+ count++;
+ }
+
+ regex[count++] = ')';
+ regex[count] = '$';
+
+ return regex;
+}
+
+/* Combines two regex strings into one regex string so that they can be
+ used as one by the GNU regex library. The `string2' is combine into
+ the `string1'. */
+
+char *silc_string_regex_combine(const char *string1, const char *string2)
+{
+ char *tmp;
+ int len1, len2;
+
+ len1 = strlen(string1);
+ len2 = strlen(string2);
+
+ tmp = silc_calloc(2 + len1 + len2, sizeof(*tmp));
+ strncat(tmp, string1, len1 - 2);
+ strncat(tmp, "|", 1);
+ strncat(tmp, string2 + 1, len2 - 1);
+
+ return tmp;
+}
+
+/* Matches the two strings and returns TRUE if the strings match. */
+
+int silc_string_regex_match(const char *regex, const char *string)
+{
+ regex_t preg;
+ int ret = FALSE;
+
+ if (regcomp(&preg, regex, REG_NOSUB | REG_EXTENDED) < 0)
+ return FALSE;
+
+ if (regexec(&preg, string, 0, NULL, 0) == 0)
+ ret = TRUE;
+
+ regfree(&preg);
+
+ return ret;
+}
+
+/* Do regex match to the two strings `string1' and `string2'. If the
+ `string2' matches the `string1' this returns TRUE. */
+
+int silc_string_match(const char *string1, const char *string2)
+{
+ char *s1;
+ int ret = FALSE;
+
+ if (!string1 || !string2)
+ return ret;
+
+ s1 = silc_string_regexify(string1);
+ ret = silc_string_regex_match(s1, string2);
+ silc_free(s1);
+
+ return ret;
+}
+
+/* Return current time to struct timeval. */
+
+int silc_gettimeofday(struct timeval *p)
+{
+ return gettimeofday(p, NULL);
+}