typedef struct filter_param_t {
filter_param_id_t type;
- char *value;
+ char *value;
+ ssize_t value_len;
} filter_param_t;
ARRAY(filter_param_t)
void *data;
A(filter_param_t) params;
+
+ /* Loop checking flags.
+ */
+ int last_seen;
} filter_t;
ARRAY(filter_t)
-#define FILTER_INIT { NULL, FTK_UNKNOWN, ARRAY_INIT, NULL, ARRAY_INIT }
+#define FILTER_INIT { NULL, FTK_UNKNOWN, ARRAY_INIT, NULL, ARRAY_INIT, -1 }
#define CHECK_FILTER(Filter) \
assert(Filter != FTK_UNKNOWN && Filter != FTK_count \
&& "Unknown filter type")
__attribute__((nonnull(1,2)))
bool filter_update_references(filter_t *filter, A(filter_t) *array);
+__attribute__((nonnull(1)))
+bool filter_check_safety(A(filter_t) *array);
+
__attribute__((nonnull(1)))
static inline void filter_hook_wipe(filter_hook_t *hook)
{
void filter_wipe(filter_t *filter);
__attribute__((nonnull(1,2)))
-filter_result_t filter_run(const filter_t *filter, const query_t *query);
+const filter_hook_t *filter_run(const filter_t *filter, const query_t *query);
+
+
+/* Helpers
+ */
+#define FILTER_PARAM_PARSE_STRING(Param, Dest) \
+ case ATK_ ## Param: { \
+ (Dest) = param->value; \
+ } break
+
+#define FILTER_PARAM_PARSE_INT(Param, Dest) \
+ case ATK_ ## Param: { \
+ char *next; \
+ (Dest) = strtol(param->value, &next, 10); \
+ PARSE_CHECK(!*next, "invalid %s value %.*s", atokens[ATK_ ## Param], \
+ param->value_len, param->value); \
+ } break
+
+#define FILTER_PARAM_PARSE_BOOLEAN(Param, Dest) \
+ case ATK_ ## Param: { \
+ if (param->value_len == 1 && param->value[0] == '1') { \
+ (Dest) = true; \
+ } else if (param->value_len == 1 && param->value[0] == '0') { \
+ (Dest) = false; \
+ } else if (param->value_len == 4 \
+ && ascii_tolower(param->value[0]) == 't') { \
+ (Dest) = ascii_tolower(param->value[1]) == 'r' \
+ && ascii_tolower(param->value[2]) == 'u' \
+ && ascii_tolower(param->value[3]) == 'e'; \
+ } else if (param->value_len == 5 \
+ && ascii_tolower(param->value[0]) == 'f') { \
+ (Dest) = ascii_tolower(param->value[1]) == 'a' \
+ && ascii_tolower(param->value[2]) == 'l' \
+ && ascii_tolower(param->value[3]) == 's' \
+ && ascii_tolower(param->value[4]) == 'e'; \
+ } else { \
+ PARSE_CHECK(false, "invalid %s value %.*s", atokens[ATK_ ## Param],\
+ param->value_len, param->value); \
+ } \
+ } break
#endif