/**
* Sets the key for a nick / channel in a server
* @param data command
* @param server irssi server record
* @param item irssi window/item
*/
void cmd_setkey(const char *data, SERVER_REC *server, WI_ITEM_REC *item)
{
GHashTable *optlist;
char contactName[CONTACT_SIZE]="", encryptedKey[150]="";
const char *target, *key;
void *free_arg;
if (IsNULLorEmpty(data)) {
printtext(server, item!=NULL ? window_item_get_target(item) : NULL, MSGLEVEL_CRAP,
"\002FiSH:\002 No parameters. Usage: /setkey [-<server tag>] [<nick | #channel>] <key>");
return;
}
if (!cmd_get_params(data, &free_arg, 2 | PARAM_FLAG_OPTIONS |
PARAM_FLAG_UNKNOWN_OPTIONS | PARAM_FLAG_GETREST,
"setkey", &optlist, &target, &key))
return;
if (*target=='\0') {
printtext(server, item!=NULL ? window_item_get_target(item) : NULL, MSGLEVEL_CRAP,
"\002FiSH:\002 No parameters. Usage: /setkey [-<server tag>] [<nick | #channel>] <key>");
cmd_params_free(free_arg);
return;
}
server = cmd_options_get_server("setkey", optlist, server);
if (server == NULL || !server->connected)
cmd_param_error(CMDERR_NOT_CONNECTED);
if (*key=='\0') {
// one paramter given - it's the key
key = target;
if (item != NULL) target = window_item_get_target(item);
else {
printtext(NULL, NULL, MSGLEVEL_CRAP,
"\002FiSH:\002 Please define nick/#channel. Usage: /setkey [-<server tag>] [<nick | #channel>] <key>");
cmd_params_free(free_arg);
return;
}
}
encrypt_key((char *)key, encryptedKey);
if (GetIniSectionForContact(server, target, contactName)==FALSE) return;
if (WritePrivateProfileString(contactName, "key", encryptedKey, iniPath) == -1) {
ZeroMemory(encryptedKey, sizeof(encryptedKey));
printtext(server, item!=NULL ? window_item_get_target(item) : NULL, MSGLEVEL_CRAP,
"\002FiSH ERROR:\002 Unable to write to blow.ini, probably out of space or permission denied.");
cmd_params_free(free_arg);
return;
}
ZeroMemory(encryptedKey, sizeof(encryptedKey));
printtext(server, item!=NULL ? window_item_get_target(item) : NULL, MSGLEVEL_CRAP,
"\002FiSH:\002 Key for %s@%s successfully set!", target, server->tag);
cmd_params_free(free_arg);
}
void DH1080_received(SERVER_REC * server, char *msg, char *nick, char *address,
char *target)
{
int i;
char hisPubKey[300], contactName[CONTACT_SIZE] =
"", encryptedKey[KEYBUF_SIZE] = "";
if (ischannel(*target) || ischannel(*nick))
return; // no KeyXchange for channels...
i = strlen(msg);
if (i < 191 || i > 195)
return;
if (strncmp(msg, "DH1080_INIT ", 12) == 0) {
strcpy(hisPubKey, msg + 12);
if (strspn(hisPubKey, B64ABC) != strlen(hisPubKey))
return;
if (query_find(server, nick) == NULL) { // query window not found, lets create one
keyx_query_created = 1;
irc_query_create(server->tag, nick, TRUE);
keyx_query_created = 0;
}
printtext(server, nick, MSGLEVEL_CRAP,
"\002FiSH:\002 Received DH1080 public key from %s, sending mine...",
nick);
DH1080_gen(g_myPrivKey, g_myPubKey);
irc_send_cmdv((IRC_SERVER_REC *) server, "NOTICE %s :%s %s",
nick, "DH1080_FINISH", g_myPubKey);
} else if (strncmp(msg, "DH1080_FINISH ", 14) == 0)
strcpy(hisPubKey, msg + 14);
else
return;
if (DH1080_comp(g_myPrivKey, hisPubKey) == 0)
return;
signal_stop();
encrypt_key(hisPubKey, encryptedKey);
ZeroMemory(hisPubKey, sizeof(hisPubKey));
if (getIniSectionForContact(server, nick, contactName) == FALSE)
return;
if (setIniValue(contactName, "key", encryptedKey, iniPath) == -1) {
ZeroMemory(encryptedKey, KEYBUF_SIZE);
printtext(server, nick, MSGLEVEL_CRAP,
"\002FiSH ERROR:\002 Unable to write to blow.ini, probably out of space or permission denied.");
return;
}
ZeroMemory(encryptedKey, KEYBUF_SIZE);
printtext(server, nick, MSGLEVEL_CRAP,
"\002FiSH:\002 Key for %s successfully set!", nick);
}
