void remove_rule (struct ruleset *rule)
{
LIST_REMOVE(rule_list, rule, HASH_INT(rule->direction));
if (rule_list.ltail == rule)
rule_list.ltail = rule->lprev;
free(rule);
}
JSAtom *
js_AtomizeInt(JSContext *cx, jsint i, uintN flags)
{
jsval key;
JSHashNumber keyHash;
key = INT_TO_JSVAL(i);
keyHash = HASH_INT(i);
return js_AtomizeHashedKey(cx, key, keyHash, flags);
}
js_hash_atom_key(const void *key)
{
jsval v;
jsdouble *dp;
/* Order JSVAL_IS_* tests by likelihood of success. */
v = (jsval)key;
if (JSVAL_IS_STRING(v))
return js_HashString(JSVAL_TO_STRING(v));
if (JSVAL_IS_INT(v))
return HASH_INT(JSVAL_TO_INT(v));
if (JSVAL_IS_DOUBLE(v)) {
dp = JSVAL_TO_DOUBLE(v);
return HASH_DOUBLE(dp);
}
if (JSVAL_IS_OBJECT(v))
return HASH_OBJECT(JSVAL_TO_OBJECT(v));
if (JSVAL_IS_BOOLEAN(v))
return HASH_BOOLEAN(JSVAL_TO_BOOLEAN(v));
return (JSHashNumber)v;
}
struct ruleset *add_rule (char *ruledata)
{
struct ruleset ruleset;
memset(&ruleset, 0, sizeof(ruleset));
char *what, *direction, *stuff;
char temp[1024];
strncpy(temp, ruledata, 1023);
what = temp;
direction = SeperateWord(what);
stuff = SeperateWord(direction);
if (strempty(what) || strempty(direction))
return NULL;
if (!strcmp(what,"drop"))
ruleset.rule = RULE_DROP;
else if (!strcmp(what,"pass"))
ruleset.rule = RULE_PASS;
else
return NULL;
if (!strcmp(direction,"in"))
ruleset.direction = DIRECT_IN;
else if (!strcmp(direction,"out"))
ruleset.direction = DIRECT_OUT;
else
return NULL;
char *param, *data;
param = stuff;
stuff = SeperateWord(param);
if (!strcmp(param, "quick")) {
ruleset.quick = 1;
param = stuff;
stuff = SeperateWord(param);
}
for (; stuff; param = stuff, stuff = SeperateWord(stuff)) {
if (strcmp(param, "data")) { /* not data */
data = stuff;
stuff = SeperateWord(data);
if (strempty(data))
return NULL;
if (!strcmp(param, "from"))
strncpy(ruleset.from, data, 32);
else if (!strcmp(param, "to")) {
if (*data == '\\' && *(data+1) == '#')
data++;
strncpy(ruleset.to, data, 32);
} else if (!strcmp(param, "action"))
strncpy(ruleset.action, data, 32);
else
return NULL;
} else {
data = strchr(stuff, '"');
if (strempty(data))
return NULL;
data++;
char *tmp = strchr(data, '"');
if (strempty(tmp))
return NULL;
*tmp = '\0';
if (*(tmp+1) == 'i')
ruleset.icase = 1;
stuff = StripBlanks(tmp+1);
strncpy(ruleset.data, data, 1024);
}
}
struct ruleset *new_rule;
new_rule = (struct ruleset *)calloc(1, sizeof(struct ruleset));
memcpy(new_rule, &ruleset, sizeof(ruleset));
LIST_INSERT_HEAD(rule_list, new_rule, HASH_INT(new_rule->direction));
if (rule_list.size == 1)
rule_list.ltail = new_rule;
return new_rule;
}