SILC_CLIENT_CMD(list, LIST, "LIST", SILC_CF_LAG | SILC_CF_REG, 2),
SILC_CLIENT_CMD(topic, TOPIC, "TOPIC", SILC_CF_LAG | SILC_CF_REG, 3),
SILC_CLIENT_CMD(invite, INVITE, "INVITE", SILC_CF_LAG | SILC_CF_REG, 3),
- SILC_CLIENT_CMD(quit, QUIT, "QUIT", SILC_CF_LAG | SILC_CF_REG, 1),
+ SILC_CLIENT_CMD(quit, QUIT, "QUIT", SILC_CF_LAG | SILC_CF_REG, 2),
SILC_CLIENT_CMD(kill, KILL, "KILL",
SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER, 2),
SILC_CLIENT_CMD(info, INFO, "INFO", SILC_CF_LAG | SILC_CF_REG, 2),
SILC_CLIENT_CMD(silcoper, SILCOPER, "SILOPER",
SILC_CF_LAG | SILC_CF_REG | SILC_CF_SILC_OPER, 2),
SILC_CLIENT_CMD(leave, LEAVE, "LEAVE", SILC_CF_LAG | SILC_CF_REG, 2),
- SILC_CLIENT_CMD(names, NAMES, "NAMES", SILC_CF_LAG | SILC_CF_REG, 2),
+ SILC_CLIENT_CMD(users, USERS, "USERS", SILC_CF_LAG | SILC_CF_REG, 2),
{ NULL, 0, NULL, 0, 0 },
};
#define COMMAND_ERROR cmd->client->ops->command(cmd->client, cmd->conn, \
cmd, FALSE, cmd->command->cmd)
-/* List of pending commands. */
-SilcClientCommandPending *silc_command_pending = NULL;
-
/* Generic function to send any command. The arguments must be sent already
encoded into correct form in correct order. */
void silc_client_send_command(SilcClient client, SilcClientConnection conn,
- SilcCommand command, unsigned int argc, ...)
+ SilcCommand command, unsigned short ident,
+ unsigned int argc, ...)
{
SilcBuffer packet;
va_list ap;
va_start(ap, argc);
- packet = silc_command_payload_encode_vap(command, 0, argc, ap);
+ packet = silc_command_payload_encode_vap(command, ident, argc, ap);
silc_client_packet_send(client, conn->sock, SILC_PACKET_COMMAND,
NULL, 0, NULL, NULL, packet->data,
packet->len, TRUE);
return NULL;
}
-/* Add new pending command to the list of pending commands. Currently
- pending commands are executed from command replies, thus we can
- execute any command after receiving some specific command reply.
-
- The argument `reply_cmd' is the command reply from where the callback
- function is to be called, thus, it IS NOT the command to be executed.
-
- XXX: If needed in the future this support may be extended for
- commands as well, when any command could be executed after executing
- some specific command. */
-
-void silc_client_command_pending(SilcCommand reply_cmd,
- SilcClientCommandCallback callback,
+/* Add new pending command to be executed when reply to a command has been
+ received. The `reply_cmd' is the command that will call the `callback'
+ with `context' when reply has been received. If `ident is non-zero
+ the `callback' will be executed when received reply with command
+ identifier `ident'. */
+
+void silc_client_command_pending(SilcClientConnection conn,
+ SilcCommand reply_cmd,
+ unsigned short ident,
+ SilcClientPendingDestructor destructor,
+ SilcCommandCb callback,
void *context)
{
- SilcClientCommandPending *reply, *r;
+ SilcClientCommandPending *reply;
reply = silc_calloc(1, sizeof(*reply));
reply->reply_cmd = reply_cmd;
+ reply->ident = ident;
reply->context = context;
reply->callback = callback;
+ reply->destructor = destructor;
+ silc_dlist_add(conn->pending_commands, reply);
+}
- if (silc_command_pending == NULL) {
- silc_command_pending = reply;
- return;
- }
+/* Deletes pending command by reply command type. */
+
+void silc_client_command_pending_del(SilcClientConnection conn,
+ SilcCommand reply_cmd,
+ unsigned short ident)
+{
+ SilcClientCommandPending *r;
- for (r = silc_command_pending; r; r = r->next) {
- if (r->next == NULL) {
- r->next = reply;
+ silc_dlist_start(conn->pending_commands);
+ while ((r = silc_dlist_get(conn->pending_commands)) != SILC_LIST_END) {
+ if (r->reply_cmd == reply_cmd && r->ident == ident) {
+ silc_dlist_del(conn->pending_commands, r);
break;
}
}
}
-/* Deletes pending command by reply command type. */
+/* Checks for pending commands and marks callbacks to be called from
+ the command reply function. Returns TRUE if there were pending command. */
-void silc_client_command_pending_del(SilcCommand reply_cmd)
+int silc_client_command_pending_check(SilcClientConnection conn,
+ SilcClientCommandReplyContext ctx,
+ SilcCommand command,
+ unsigned short ident)
{
- SilcClientCommandPending *r, *tmp;
-
- if (silc_command_pending) {
- if (silc_command_pending->reply_cmd == reply_cmd) {
- silc_free(silc_command_pending);
- silc_command_pending = NULL;
- return;
- }
-
- for (r = silc_command_pending; r; r = r->next) {
- if (r->next && r->next->reply_cmd == reply_cmd) {
- tmp = r->next;
- r->next = r->next->next;
- silc_free(tmp);
- break;
- }
+ SilcClientCommandPending *r;
+
+ silc_dlist_start(conn->pending_commands);
+ while ((r = silc_dlist_get(conn->pending_commands)) != SILC_LIST_END) {
+ if (r->reply_cmd == command && r->ident == ident) {
+ ctx->context = r->context;
+ ctx->callback = r->callback;
+ ctx->destructor = r->destructor;
+ ctx->ident = ident;
+ return TRUE;
}
}
+
+ return FALSE;
}
-/* Free command context and its internals */
+/* Allocate Command Context */
-void silc_client_command_free(SilcClientCommandContext cmd)
+SilcClientCommandContext silc_client_command_alloc()
{
- int i;
+ SilcClientCommandContext ctx = silc_calloc(1, sizeof(*ctx));
+ ctx->users++;
+ return ctx;
+}
- if (cmd) {
- for (i = 0; i < cmd->argc; i++)
- silc_free(cmd->argv[i]);
- silc_free(cmd);
+/* Free command context and its internals */
+
+void silc_client_command_free(SilcClientCommandContext ctx)
+{
+ ctx->users--;
+ SILC_LOG_DEBUG(("Command context %p refcnt %d->%d", ctx, ctx->users + 1,
+ ctx->users));
+ if (ctx->users < 1) {
+ int i;
+
+ for (i = 0; i < ctx->argc; i++)
+ silc_free(ctx->argv[i]);
+ silc_free(ctx);
}
}
+/* Duplicate Command Context by adding reference counter. The context won't
+ be free'd untill it hits zero. */
+
+SilcClientCommandContext
+silc_client_command_dup(SilcClientCommandContext ctx)
+{
+ ctx->users++;
+ SILC_LOG_DEBUG(("Command context %p refcnt %d->%d", ctx, ctx->users - 1,
+ ctx->users));
+ return ctx;
+}
+
+/* Pending command destructor. */
+
+static void silc_client_command_destructor(void *context)
+{
+ silc_client_command_free((SilcClientCommandContext)context);
+}
+
/* Command WHOIS. This command is used to query information about
specific user. */
/* Client entry not found, it was requested thus mark this to be
pending command. */
- silc_client_command_pending(SILC_COMMAND_IDENTIFY,
- silc_client_command_invite, context);
+ silc_client_command_pending(conn, SILC_COMMAND_IDENTIFY, 0,
+ silc_client_command_destructor,
+ silc_client_command_invite,
+ silc_client_command_dup(cmd));
+ cmd->pending = 1;
return;
}
silc_client_command_free(cmd);
}
+typedef struct {
+ SilcClient client;
+ SilcClientConnection conn;
+} *QuitInternal;
+
+SILC_TASK_CALLBACK(silc_client_command_quit_cb)
+{
+ QuitInternal q = (QuitInternal)context;
+
+ /* Close connection */
+ q->client->ops->disconnect(q->client, q->conn);
+ silc_client_close_connection(q->client, q->conn->sock);
+
+ silc_free(q);
+}
+
/* Command QUIT. Closes connection with current server. */
SILC_CLIENT_CMD_FUNC(quit)
{
SilcClientCommandContext cmd = (SilcClientCommandContext)context;
SilcBuffer buffer;
+ QuitInternal q;
if (!cmd->conn) {
SILC_NOT_CONNECTED(cmd->client, cmd->conn);
goto out;
}
- buffer = silc_command_payload_encode(SILC_COMMAND_QUIT, cmd->argc - 1,
- ++cmd->argv, ++cmd->argv_lens,
- ++cmd->argv_types, 0);
+ if (cmd->argc > 1)
+ buffer = silc_command_payload_encode(SILC_COMMAND_QUIT, cmd->argc - 1,
+ &cmd->argv[1], &cmd->argv_lens[1],
+ &cmd->argv_types[1], 0);
+ else
+ buffer = silc_command_payload_encode(SILC_COMMAND_QUIT, 0,
+ NULL, NULL, NULL, 0);
silc_client_packet_send(cmd->client, cmd->conn->sock, SILC_PACKET_COMMAND,
NULL, 0, NULL, NULL,
buffer->data, buffer->len, TRUE);
silc_buffer_free(buffer);
- cmd->argv--;
- cmd->argv_lens--;
- cmd->argv_types--;
- /* Close connection */
- silc_client_close_connection(cmd->client, cmd->conn->sock);
- cmd->client->ops->disconnect(cmd->client, cmd->conn);
+ q = silc_calloc(1, sizeof(*q));
+ q->client = cmd->client;
+ q->conn = cmd->conn;
+
+ /* We quit the connection with little timeout */
+ silc_task_register(cmd->client->timeout_queue, cmd->conn->sock->sock,
+ silc_client_command_quit_cb, (void *)q,
+ 1, 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
/* Notify application */
COMMAND;
0, NULL, NULL, buffer->data, buffer->len, TRUE);
silc_buffer_free(buffer);
- id = silc_id_str2id(conn->remote_id_data, SILC_ID_SERVER);
+ id = silc_id_str2id(conn->remote_id_data, conn->remote_id_data_len,
+ SILC_ID_SERVER);
+ if (!id) {
+ SILC_NOT_CONNECTED(cmd->client, cmd->conn);
+ COMMAND_ERROR;
+ goto out;
+ }
/* Start counting time */
for (i = 0; i < conn->ping_count; i++) {
idp = silc_id_payload_encode(conn->local_id, SILC_ID_CLIENT);
/* Send JOIN command to the server */
- if (cmd->argc == 3)
+ if (cmd->argc == 2)
buffer =
silc_command_payload_encode_va(SILC_COMMAND_JOIN, 0, 2,
1, cmd->argv[1], cmd->argv_lens[1],
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);
+ silc_client_command_pending(conn, SILC_COMMAND_CUMODE, 0,
+ silc_client_command_destructor,
+ silc_client_command_cumode,
+ silc_client_command_dup(cmd));
+ cmd->pending = 1;
return;
}
silc_client_command_free(cmd);
}
-/* Command NAMES. Requests the names of the clients joined on requested
+/* Command USERS. Requests the USERS of the clients joined on requested
channel. */
-SILC_CLIENT_CMD_FUNC(names)
+SILC_CLIENT_CMD_FUNC(users)
{
SilcClientCommandContext cmd = (SilcClientCommandContext)context;
SilcClientConnection conn = cmd->conn;
SilcIDCacheEntry id_cache = NULL;
+ SilcChannelEntry channel;
SilcBuffer buffer, idp;
- char *name;
+ char *name, *line = NULL;
+ unsigned int line_len = 0;
if (!cmd->conn) {
SILC_NOT_CONNECTED(cmd->client, cmd->conn);
}
if (cmd->argc != 2) {
- cmd->client->ops->say(cmd->client, conn, "Usage: /NAMES <channel>");
+ cmd->client->ops->say(cmd->client, conn, "Usage: /USERS <channel>");
COMMAND_ERROR;
goto out;
}
goto out;
}
- /* Send NAMES command to the server */
- idp = silc_id_payload_encode(id_cache->id, SILC_ID_CHANNEL);
- buffer = silc_command_payload_encode_va(SILC_COMMAND_NAMES, 0, 1,
- 1, idp->data, idp->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(idp);
+ channel = (SilcChannelEntry)id_cache->context;
+
+ if (!cmd->pending) {
+ /* Send USERS command to the server */
+ idp = silc_id_payload_encode(id_cache->id, SILC_ID_CHANNEL);
+ buffer = silc_command_payload_encode_va(SILC_COMMAND_USERS, 0, 1,
+ 1, idp->data, idp->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(idp);
+
+ /* Register pending callback which will recall this command callback with
+ same context and reprocesses the command. When reprocessing we actually
+ display the information on the screen. */
+ silc_client_command_pending(conn, SILC_COMMAND_USERS, 0,
+ silc_client_command_destructor,
+ silc_client_command_users,
+ silc_client_command_dup(cmd));
+ cmd->pending = TRUE;
+ return;
+ }
+
+ if (cmd->pending) {
+ /* Pending command. Now we've resolved the information from server and
+ we are ready to display the information on screen. */
+ int i;
+ SilcChannelUser chu;
+
+ cmd->client->ops->say(cmd->client, conn, "Users on %s",
+ channel->channel_name);
+
+ line = silc_calloc(4096, sizeof(*line));
+ line_len = 4096;
+ silc_list_start(channel->clients);
+ while ((chu = silc_list_get(channel->clients)) != SILC_LIST_END) {
+ SilcClientEntry e = chu->client;
+ char *m, tmp[80], len1;
+
+ memset(line, 0, sizeof(line_len));
+
+ if (strlen(e->nickname) + strlen(e->server) + 100 > line_len) {
+ silc_free(line);
+ line_len += strlen(e->nickname) + strlen(e->server) + 100;
+ line = silc_calloc(line_len, sizeof(*line));
+ }
+
+ memset(tmp, 0, sizeof(tmp));
+ m = silc_client_chumode_char(chu->mode);
+
+ strncat(line, " ", 1);
+ strncat(line, e->nickname, strlen(e->nickname));
+ strncat(line, e->server ? "@" : "", 1);
+
+ len1 = 0;
+ if (e->server)
+ len1 = strlen(e->server);
+ strncat(line, e->server ? e->server : "", len1 > 30 ? 30 : len1);
+
+ len1 = strlen(line);
+ if (len1 >= 30) {
+ memset(&line[29], 0, len1 - 29);
+ } else {
+ for (i = 0; i < 30 - len1 - 1; i++)
+ strcat(line, " ");
+ }
+
+ strncat(line, " H", 3);
+ strcat(tmp, m ? m : "");
+ strncat(line, tmp, strlen(tmp));
+
+ if (strlen(tmp) < 5)
+ for (i = 0; i < 5 - strlen(tmp); i++)
+ strcat(line, " ");
+
+ strcat(line, e->username ? e->username : "");
+
+ cmd->client->ops->say(cmd->client, conn, "%s", line);
+
+ if (m)
+ silc_free(m);
+ }
+ }
- /* Register dummy pending command that will tell the reply command
- that user called this command. Server may send reply to this command
- even if user did not send this command thus we want to handle things
- differently when user sent the command. This is dummy and won't be
- executed. */
- /* XXX this is kludge and should be removed after pending command reply
- support is added. Currently only commands may be pending not command
- replies. */
- silc_client_command_pending(SILC_COMMAND_NAMES,
- silc_client_command_names, NULL);
+ if (line)
+ silc_free(line);
/* Notify application */
COMMAND;