}
}
-int action_a2n(char *arg, int *result)
+/* Convert action branch name into numeric format.
+ *
+ * Parameters:
+ * @arg - string to parse
+ * @result - pointer to output variable
+ * @allow_num - whether @arg may be in numeric format already
+ *
+ * In error case, returns -1 and does not touch @result. Otherwise returns 0.
+ */
+int action_a2n(char *arg, int *result, bool allow_num)
{
- int res;
-
- if (matches(arg, "continue") == 0)
- res = -1;
- else if (matches(arg, "drop") == 0)
- res = TC_ACT_SHOT;
- else if (matches(arg, "shot") == 0)
- res = TC_ACT_SHOT;
- else if (matches(arg, "pass") == 0)
- res = TC_ACT_OK;
- else if (strcmp(arg, "ok") == 0)
- res = TC_ACT_OK;
- else if (matches(arg, "reclassify") == 0)
- res = TC_ACT_RECLASSIFY;
- else {
- char dummy;
-
- if (sscanf(arg, "%d%c", &res, &dummy) != 1)
- return -1;
+ int n;
+ char dummy;
+ struct {
+ const char *a;
+ int n;
+ } a2n[] = {
+ {"continue", TC_ACT_UNSPEC},
+ {"drop", TC_ACT_SHOT},
+ {"shot", TC_ACT_SHOT},
+ {"pass", TC_ACT_OK},
+ {"ok", TC_ACT_OK},
+ {"reclassify", TC_ACT_RECLASSIFY},
+ {"pipe", TC_ACT_PIPE},
+ { NULL },
+ }, *iter;
+
+ for (iter = a2n; iter->a; iter++) {
+ if (matches(arg, iter->a) != 0)
+ continue;
+ *result = iter->n;
+ return 0;
}
- *result = res;
+ if (!allow_num || sscanf(arg, "%d%c", &n, &dummy) != 1)
+ return -1;
+
+ *result = n;
return 0;
}
int parse_police(int *argc_p, char ***argv_p, int tca_id, struct nlmsghdr *n);
char *action_n2a(int action, char *buf, int len);
-int action_a2n(char *arg, int *result);
+int action_a2n(char *arg, int *result, bool allow_num);
int act_parse_police(struct action_util *a, int *argc_p,
char ***argv_p, int tca_id, struct nlmsghdr *n);
int print_police(struct action_util *a, FILE *f, struct rtattr *tb);