+ SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+ SilcClientConnection conn = cmd->conn;
+ SilcChannelEntry channel;
+ SilcBuffer buffer, chidp;
+ unsigned char *name, *cp, modebuf[4], tmp[4], *arg = NULL;
+ unsigned int mode, add, type, len, arg_len = 0;
+ int i;
+
+ if (!cmd->conn) {
+ SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+ COMMAND_ERROR;
+ goto out;
+ }
+
+ if (cmd->argc < 3) {
+ cmd->client->ops->say(cmd->client, conn,
+ "Usage: /CMODE <channel> +|-<modes> [{ <arguments>}]");
+ COMMAND_ERROR;
+ goto out;
+ }
+
+ if (cmd->argv[1][0] == '*') {
+ if (!conn->current_channel) {
+ cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+ COMMAND_ERROR;
+ goto out;
+ }
+
+ channel = conn->current_channel;
+ } else {
+ name = cmd->argv[1];
+
+ channel = silc_idlist_get_channel(cmd->client, conn, name);
+ if (!channel) {
+ cmd->client->ops->say(cmd->client, conn, "You are on that channel");
+ COMMAND_ERROR;
+ goto out;
+ }
+ }
+
+ mode = channel->mode;
+
+ /* Are we adding or removing mode */
+ if (cmd->argv[2][0] == '-')
+ add = FALSE;
+ else
+ add = TRUE;
+
+ /* Argument type to be sent to server */
+ type = 0;
+
+ /* Parse mode */
+ cp = cmd->argv[2] + 1;
+ len = strlen(cp);
+ for (i = 0; i < len; i++) {
+ switch(cp[i]) {
+ case 'p':
+ if (add)
+ mode |= SILC_CHANNEL_MODE_PRIVATE;
+ else
+ mode &= ~SILC_CHANNEL_MODE_PRIVATE;
+ break;
+ case 's':
+ if (add)
+ mode |= SILC_CHANNEL_MODE_SECRET;
+ else
+ mode &= ~SILC_CHANNEL_MODE_SECRET;
+ break;
+ case 'k':
+ if (add)
+ mode |= SILC_CHANNEL_MODE_PRIVKEY;
+ else
+ mode &= ~SILC_CHANNEL_MODE_PRIVKEY;
+ break;
+ case 'i':
+ if (add)
+ mode |= SILC_CHANNEL_MODE_INVITE;
+ else
+ mode &= ~SILC_CHANNEL_MODE_INVITE;
+ break;
+ case 't':
+ if (add)
+ mode |= SILC_CHANNEL_MODE_TOPIC;
+ else
+ mode &= ~SILC_CHANNEL_MODE_TOPIC;
+ break;
+ case 'l':
+ if (add) {
+ int ll;
+ mode |= SILC_CHANNEL_MODE_ULIMIT;
+ type = 3;
+ ll = atoi(cmd->argv[3]);
+ SILC_PUT32_MSB(ll, tmp);
+ arg = tmp;
+ arg_len = 4;
+ } else {
+ mode &= ~SILC_CHANNEL_MODE_ULIMIT;
+ }
+ break;
+ case 'a':
+ if (add) {
+ mode |= SILC_CHANNEL_MODE_PASSPHRASE;
+ type = 4;
+ arg = cmd->argv[3];
+ arg_len = cmd->argv_lens[3];
+ } else {
+ mode &= ~SILC_CHANNEL_MODE_PASSPHRASE;
+ }
+ break;
+ case 'b':
+ if (add) {
+ mode |= SILC_CHANNEL_MODE_BAN;
+ type = 5;
+ arg = cmd->argv[3];
+ arg_len = cmd->argv_lens[3];
+ } else {
+ mode &= ~SILC_CHANNEL_MODE_BAN;
+ }
+ break;
+ case 'I':
+ if (add) {
+ mode |= SILC_CHANNEL_MODE_INVITE_LIST;
+ type = 6;
+ arg = cmd->argv[3];
+ arg_len = cmd->argv_lens[3];
+ } else {
+ mode &= ~SILC_CHANNEL_MODE_INVITE_LIST;
+ }
+ break;
+ case 'c':
+ if (add) {
+ mode |= SILC_CHANNEL_MODE_CIPHER;
+ type = 8;
+ arg = cmd->argv[3];
+ arg_len = cmd->argv_lens[3];
+ } else {
+ mode &= ~SILC_CHANNEL_MODE_CIPHER;
+ }
+ break;
+ default:
+ COMMAND_ERROR;
+ goto out;
+ break;
+ }
+ }
+
+ if (type && cmd->argc < 3) {
+ COMMAND_ERROR;
+ goto out;
+ }
+
+ chidp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
+ SILC_PUT32_MSB(mode, modebuf);
+
+ /* Send the command packet. We support sending only one mode at once
+ that requires an argument. */
+ if (type && arg) {
+ buffer =
+ silc_command_payload_encode_va(SILC_COMMAND_CMODE, 0, 3,
+ 1, chidp->data, chidp->len,
+ 2, modebuf, sizeof(modebuf),
+ type, arg, arg_len);
+ } else {
+ buffer =
+ silc_command_payload_encode_va(SILC_COMMAND_CMODE, 0, 2,
+ 1, chidp->data, chidp->len,
+ 2, modebuf, sizeof(modebuf));
+ }
+
+ silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
+ 0, NULL, NULL, buffer->data, buffer->len, TRUE);
+ silc_buffer_free(buffer);
+ silc_buffer_free(chidp);
+
+ /* Notify application */
+ COMMAND;
+
+ out:
+ silc_client_command_free(cmd);
+}
+
+/* CUMODE command. Changes client's mode on a channel. */
+
+SILC_CLIENT_CMD_FUNC(cumode)
+{
+ SilcClientCommandContext cmd = (SilcClientCommandContext)context;
+ SilcClientConnection conn = cmd->conn;
+ SilcChannelEntry channel;
+ SilcClientEntry client_entry;
+ SilcBuffer buffer, clidp, chidp;
+ unsigned char *name, *cp, modebuf[4];
+ unsigned int mode = 0, add, len;
+ char *nickname = NULL, *server = NULL;
+ unsigned int num = 0;
+ int i;
+
+ if (!cmd->conn) {
+ SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+ COMMAND_ERROR;
+ goto out;
+ }
+
+ if (cmd->argc < 4) {
+ cmd->client->ops->say(cmd->client, conn,
+ "Usage: /CUMODE <channel> +|-<modes> <nickname>[@<server>]");
+ COMMAND_ERROR;
+ goto out;
+ }
+
+ if (cmd->argv[1][0] == '*') {
+ if (!conn->current_channel) {
+ cmd->client->ops->say(cmd->client, conn, "You are not on any channel");
+ COMMAND_ERROR;
+ goto out;
+ }
+
+ channel = conn->current_channel;
+ } else {
+ name = cmd->argv[1];
+
+ channel = silc_idlist_get_channel(cmd->client, conn, name);
+ if (!channel) {
+ cmd->client->ops->say(cmd->client, conn, "You are on that channel");
+ COMMAND_ERROR;
+ goto out;
+ }
+ }
+
+ /* Parse the typed nickname. */
+ if (!silc_parse_nickname(cmd->argv[3], &nickname, &server, &num)) {
+ cmd->client->ops->say(cmd->client, conn, "Bad nickname");
+ COMMAND_ERROR;
+ goto out;
+ }
+
+ /* Find client entry */
+ client_entry = silc_idlist_get_client(cmd->client, conn,
+ nickname, server, num);
+ if (!client_entry) {
+ /* Client entry not found, it was requested thus mark this to be
+ pending command. */
+ silc_client_command_pending(SILC_COMMAND_CUMODE,
+ silc_client_command_cumode, context);
+ return;
+ }
+
+ for (i = 0; i < channel->clients_count; i++)
+ if (channel->clients[i].client == client_entry) {
+ mode = channel->clients[i].mode;
+ break;
+ }
+
+ /* Are we adding or removing mode */
+ if (cmd->argv[2][0] == '-')
+ add = FALSE;
+ else
+ add = TRUE;
+
+ /* Parse mode */
+ cp = cmd->argv[2] + 1;
+ len = strlen(cp);
+ for (i = 0; i < len; i++) {
+ switch(cp[i]) {
+ case 'a':
+ if (add) {
+ mode |= SILC_CHANNEL_UMODE_CHANFO;
+ mode |= SILC_CHANNEL_UMODE_CHANOP;
+ } else {
+ mode = SILC_CHANNEL_UMODE_NONE;
+ }
+ break;
+ case 'f':
+ if (add)
+ mode |= SILC_CHANNEL_UMODE_CHANFO;
+ else
+ mode &= ~SILC_CHANNEL_UMODE_CHANFO;
+ break;
+ case 'o':
+ if (add)
+ mode |= SILC_CHANNEL_UMODE_CHANOP;
+ else
+ mode &= ~SILC_CHANNEL_UMODE_CHANOP;
+ break;
+ default:
+ COMMAND_ERROR;
+ goto out;
+ break;
+ }
+ }
+
+ chidp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
+ SILC_PUT32_MSB(mode, modebuf);
+ clidp = silc_id_payload_encode(client_entry->id, SILC_ID_CLIENT);
+
+ /* Send the command packet. We support sending only one mode at once
+ that requires an argument. */
+ buffer = silc_command_payload_encode_va(SILC_COMMAND_CUMODE, 0, 3,
+ 1, chidp->data, chidp->len,
+ 2, modebuf, 4,
+ 3, clidp->data, clidp->len);
+
+ silc_client_packet_send(cmd->client, conn->sock, SILC_PACKET_COMMAND, NULL,
+ 0, NULL, NULL, buffer->data, buffer->len, TRUE);
+ silc_buffer_free(buffer);
+ silc_buffer_free(chidp);
+ silc_buffer_free(clidp);
+
+ /* Notify application */
+ COMMAND;
+
+ out:
+ silc_client_command_free(cmd);