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Error on invalid ISUPPORT values

master
C. McEnroe 2020-04-05 13:11:19 -04:00
parent 3c9bb4e7a3
commit bb531a71b1
1 changed files with 18 additions and 9 deletions
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27
handle.c
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@ -248,17 +248,26 @@ static void handleReplyISupport(struct Message *msg) {
if (!msg->params[i]) continue; if (!msg->params[i]) continue;
set(&network.chanTypes, msg->params[i]); set(&network.chanTypes, msg->params[i]);
} else if (!strcmp(key, "PREFIX")) { } else if (!strcmp(key, "PREFIX")) {
if (!msg->params[i]) continue;
strsep(&msg->params[i], "("); strsep(&msg->params[i], "(");
set(&network.prefixModes, strsep(&msg->params[i], ")")); char *modes = strsep(&msg->params[i], ")");
set(&network.prefixes, msg->params[i]); char *prefixes = msg->params[i];
assert(strlen(network.prefixes) == strlen(network.prefixModes)); if (!modes || !prefixes || strlen(modes) != strlen(prefixes)) {
errx(EX_PROTOCOL, "invalid PREFIX value");
}
set(&network.prefixModes, modes);
set(&network.prefixes, prefixes);
} else if (!strcmp(key, "CHANMODES")) { } else if (!strcmp(key, "CHANMODES")) {
if (!msg->params[i]) continue; char *list = strsep(&msg->params[i], ",");
set(&network.listModes, strsep(&msg->params[i], ",")); char *param = strsep(&msg->params[i], ",");
set(&network.paramModes, strsep(&msg->params[i], ",")); char *setParam = strsep(&msg->params[i], ",");
set(&network.setParamModes, strsep(&msg->params[i], ",")); char *channel = strsep(&msg->params[i], ",");
set(&network.channelModes, strsep(&msg->params[i], ",")); if (!list || !param || !setParam || !channel) {
errx(EX_PROTOCOL, "invalid CHANMODES value");
}
set(&network.listModes, list);
set(&network.paramModes, param);
set(&network.setParamModes, setParam);
set(&network.channelModes, channel);
} else if (!strcmp(key, "EXCEPTS")) { } else if (!strcmp(key, "EXCEPTS")) {
network.excepts = (msg->params[i] ?: "e")[0]; network.excepts = (msg->params[i] ?: "e")[0];
} else if (!strcmp(key, "INVEX")) { } else if (!strcmp(key, "INVEX")) {