src/usr.bin/ssh/match.c - diff

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-version 1.33, 2016/11/06 05:46:37
+version 1.34, 2017/02/03 23:01:19
 Line 282
 Line 282
 Line 282
          free(s);
          return NULL;
  }
+ /*
+  * Filters a comma-separated list of strings, excluding any entry matching
+  * the 'filter' pattern list. Caller must free returned string.
+  */
+ char *
+ match_filter_list(const char *proposal, const char *filter)
+ {
+         size_t len = strlen(proposal) + 1;
+         char *fix_prop = malloc(len);
+         char *orig_prop = strdup(proposal);
+         char *cp, *tmp;
+         if (fix_prop == NULL || orig_prop == NULL)
+                 return NULL;
+         tmp = orig_prop;
+         *fix_prop = '\0';
+         while ((cp = strsep(&tmp, ",")) != NULL) {
+                 if (match_pattern_list(cp, filter, 0) != 1) {
+                         if (*fix_prop != '\0')
+                                 strlcat(fix_prop, ",", len);
+                         strlcat(fix_prop, cp, len);
+                 }
+         }
+         free(orig_prop);
+         return fix_prop;
+ }