command.c
- Author: Pekka Riikonen <priikone@poseidon.pspt.fi>
+ Author: Pekka Riikonen <priikone@silcnet.org>
- Copyright (C) 1997 - 2001 Pekka Riikonen
+ Copyright (C) 1997 - 2002 Pekka Riikonen
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
static void
silc_server_command_send_status_reply(SilcServerCommandContext cmd,
SilcCommand command,
- SilcCommandStatus status);
+ SilcStatus status,
+ SilcStatus error);
static void
silc_server_command_send_status_data(SilcServerCommandContext cmd,
SilcCommand command,
- SilcCommandStatus status,
- uint32 arg_type,
+ SilcStatus status,
+ SilcStatus error,
+ SilcUInt32 arg_type,
const unsigned char *arg,
- uint32 arg_len);
+ SilcUInt32 arg_len);
static bool
silc_server_command_pending_error_check(SilcServerCommandContext cmd,
SilcServerCommandReplyContext cmdr,
SILC_SERVER_CMD(quit, QUIT, SILC_CF_LAG | SILC_CF_REG),
SILC_SERVER_CMD(kill, KILL, SILC_CF_LAG_STRICT | SILC_CF_REG | SILC_CF_OPER),
SILC_SERVER_CMD(info, INFO, SILC_CF_LAG | SILC_CF_REG),
- SILC_SERVER_CMD(connect, CONNECT,
- SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
+ SILC_SERVER_CMD(stats, STATS, SILC_CF_LAG | SILC_CF_REG),
SILC_SERVER_CMD(ping, PING, SILC_CF_LAG | SILC_CF_REG),
SILC_SERVER_CMD(oper, OPER, SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
SILC_SERVER_CMD(join, JOIN, SILC_CF_LAG_STRICT | SILC_CF_REG),
SILC_SERVER_CMD(cumode, CUMODE, SILC_CF_LAG | SILC_CF_REG),
SILC_SERVER_CMD(kick, KICK, SILC_CF_LAG_STRICT | SILC_CF_REG),
SILC_SERVER_CMD(ban, BAN, SILC_CF_LAG_STRICT | SILC_CF_REG),
- SILC_SERVER_CMD(close, CLOSE,
- SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
- SILC_SERVER_CMD(shutdown, SHUTDOWN, SILC_CF_LAG | SILC_CF_REG |
- SILC_CF_OPER),
+ SILC_SERVER_CMD(detach, DETACH, SILC_CF_LAG_STRICT | SILC_CF_REG),
+ SILC_SERVER_CMD(watch, WATCH, SILC_CF_LAG | SILC_CF_REG),
SILC_SERVER_CMD(silcoper, SILCOPER,
SILC_CF_LAG | SILC_CF_REG | SILC_CF_SILC_OPER),
SILC_SERVER_CMD(leave, LEAVE, SILC_CF_LAG_STRICT | SILC_CF_REG),
SILC_SERVER_CMD(users, USERS, SILC_CF_LAG | SILC_CF_REG),
SILC_SERVER_CMD(getkey, GETKEY, SILC_CF_LAG | SILC_CF_REG),
+ SILC_SERVER_CMD(connect, PRIV_CONNECT,
+ SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
+ SILC_SERVER_CMD(close, PRIV_CLOSE,
+ SILC_CF_LAG | SILC_CF_REG | SILC_CF_OPER),
+ SILC_SERVER_CMD(shutdown, PRIV_SHUTDOWN, SILC_CF_LAG | SILC_CF_REG |
+ SILC_CF_OPER),
+
{ NULL, 0 },
};
It also checks that the requested command includes correct amount
of arguments. */
-#define SILC_SERVER_COMMAND_CHECK(command, context, min, max) \
-do { \
- uint32 _argc; \
- \
- SILC_LOG_DEBUG(("Start")); \
- \
- if (silc_server_command_pending_error_check(cmd, context2, command)) { \
- silc_server_command_free(cmd); \
- return; \
- } \
- \
- _argc = silc_argument_get_arg_num(cmd->args); \
- if (_argc < min) { \
- silc_server_command_send_status_reply(cmd, command, \
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS); \
- silc_server_command_free(cmd); \
- return; \
- } \
- if (_argc > max) { \
- silc_server_command_send_status_reply(cmd, command, \
- SILC_STATUS_ERR_TOO_MANY_PARAMS); \
- silc_server_command_free(cmd); \
- return; \
- } \
+#define SILC_SERVER_COMMAND_CHECK(command, context, min, max) \
+do { \
+ SilcUInt32 _argc; \
+ \
+ SILC_LOG_DEBUG(("Start")); \
+ \
+ if (silc_server_command_pending_error_check(cmd, context2, command)) { \
+ silc_server_command_free(cmd); \
+ return; \
+ } \
+ \
+ _argc = silc_argument_get_arg_num(cmd->args); \
+ if (_argc < min) { \
+ silc_server_command_send_status_reply(cmd, command, \
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS, \
+ 0); \
+ silc_server_command_free(cmd); \
+ return; \
+ } \
+ if (_argc > max) { \
+ silc_server_command_send_status_reply(cmd, command, \
+ SILC_STATUS_ERR_TOO_MANY_PARAMS, \
+ 0); \
+ silc_server_command_free(cmd); \
+ return; \
+ } \
} while(0)
/* Returns TRUE if the connection is registered. Unregistered connections
return TRUE;
silc_server_command_send_status_reply(cmd, command,
- SILC_STATUS_ERR_NOT_REGISTERED);
- silc_server_command_free(cmd);
+ SILC_STATUS_ERR_NOT_REGISTERED, 0);
return FALSE;
}
SilcServerCommandTimeout timeout = (SilcServerCommandTimeout)context;
SilcClientEntry client = (SilcClientEntry)timeout->ctx->sock->user_data;
+ if (!client) {
+ silc_server_command_free(timeout->ctx);
+ silc_free(timeout);
+ }
+
/* Update access time */
client->last_command = time(NULL);
timeout->ctx,
timeout->cmd->cmd))
timeout->cmd->cb(timeout->ctx, NULL);
+ else
+ silc_server_command_free(timeout->ctx);
silc_free(timeout);
}
SilcServerCommand *cmd;
SilcCommand command;
+ SILC_LOG_DEBUG(("Start"));
+
/* Allocate command context. This must be free'd by the
command routine receiving it. */
ctx = silc_server_command_alloc();
packet->buffer->len);
if (!ctx->payload) {
SILC_LOG_ERROR(("Bad command payload, packet dropped"));
- silc_buffer_free(packet->buffer);
silc_packet_context_free(packet);
silc_socket_free(ctx->sock);
silc_free(ctx);
if (cmd->cmd == command)
break;
- if (cmd == NULL) {
+ if (!cmd || !cmd->cb) {
silc_server_command_send_status_reply(ctx, command,
- SILC_STATUS_ERR_UNKNOWN_COMMAND);
+ SILC_STATUS_ERR_UNKNOWN_COMMAND, 0);
silc_server_command_free(ctx);
return;
}
client->fast_command++;
fast = FALSE;
} else {
- client->fast_command = ((client->fast_command - 1) <= 0 ? 0 :
- client->fast_command--);
+ if (client->fast_command - 2 <= 0)
+ client->fast_command = 0;
+ else
+ client->fast_command -= 2;
fast = TRUE;
}
if (!fast && ((cmd->flags & SILC_CF_LAG_STRICT) ||
(client->fast_command > 5 && cmd->flags & SILC_CF_LAG)))
silc_schedule_task_add(server->schedule, sock->sock,
- silc_server_command_process_timeout,
- (void *)timeout,
- 2 - (time(NULL) - client->last_command), 0,
- SILC_TASK_TIMEOUT,
- SILC_TASK_PRI_NORMAL);
+ silc_server_command_process_timeout, timeout,
+ (client->fast_command < 3 ? 0 :
+ 2 - (time(NULL) - client->last_command)),
+ (client->fast_command < 3 ? 200000 : 0),
+ SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
else
silc_schedule_task_add(server->schedule, sock->sock,
- silc_server_command_process_timeout,
- (void *)timeout,
- 0, 1,
- SILC_TASK_TIMEOUT,
- SILC_TASK_PRI_NORMAL);
+ silc_server_command_process_timeout, timeout,
+ 0, 1, SILC_TASK_TIMEOUT, SILC_TASK_PRI_NORMAL);
return;
}
cmd->cb(ctx, NULL);
else if (silc_server_is_registered(server, sock, ctx, cmd->cmd))
cmd->cb(ctx, NULL);
+ else
+ silc_server_command_free(ctx);
}
/* Allocate Command Context */
bool silc_server_command_pending(SilcServer server,
SilcCommand reply_cmd,
- uint16 ident,
+ SilcUInt16 ident,
SilcCommandCb callback,
void *context)
{
void silc_server_command_pending_del(SilcServer server,
SilcCommand reply_cmd,
- uint16 ident)
+ SilcUInt16 ident)
{
SilcServerCommandPending *r;
silc_server_command_pending_check(SilcServer server,
SilcServerCommandReplyContext ctx,
SilcCommand command,
- uint16 ident,
- uint32 *callbacks_count)
+ SilcUInt16 ident,
+ SilcUInt32 *callbacks_count)
{
SilcServerCommandPending *r;
SilcServerCommandPendingCallbacks callbacks = NULL;
static void
silc_server_command_send_status_reply(SilcServerCommandContext cmd,
SilcCommand command,
- SilcCommandStatus status)
+ SilcStatus status,
+ SilcStatus error)
{
SilcBuffer buffer;
SILC_LOG_DEBUG(("Sending command status %d", status));
buffer =
- silc_command_reply_payload_encode_va(command, status,
+ silc_command_reply_payload_encode_va(command, status, error,
silc_command_get_ident(cmd->payload),
0);
silc_server_packet_send(cmd->server, cmd->sock,
static void
silc_server_command_send_status_data(SilcServerCommandContext cmd,
SilcCommand command,
- SilcCommandStatus status,
- uint32 arg_type,
+ SilcStatus status,
+ SilcStatus error,
+ SilcUInt32 arg_type,
const unsigned char *arg,
- uint32 arg_len)
+ SilcUInt32 arg_len)
{
SilcBuffer buffer;
SILC_LOG_DEBUG(("Sending command status %d", status));
buffer =
- silc_command_reply_payload_encode_va(command, status,
+ silc_command_reply_payload_encode_va(command, status, 0,
silc_command_get_ident(cmd->payload),
1, arg_type, arg, arg_len);
silc_server_packet_send(cmd->server, cmd->sock,
SilcServerCommandReplyContext cmdr,
SilcCommand command)
{
- SilcCommandStatus status;
-
if (!cmd->pending || !cmdr)
return FALSE;
- SILC_GET16_MSB(status, silc_argument_get_arg_type(cmdr->args, 1, NULL));
- if (status != SILC_STATUS_OK &&
- status != SILC_STATUS_LIST_START &&
- status != SILC_STATUS_LIST_ITEM &&
- status != SILC_STATUS_LIST_END) {
+ if (!silc_command_get_status(cmdr->payload, NULL, NULL)) {
SilcBuffer buffer;
/* Send the same command reply payload */
******************************************************************************/
+typedef struct {
+ void *id;
+ SilcIdType id_type;
+ SilcUInt32 index;
+ SilcStatus error;
+} *ResolveError;
+
+#define ADD_ERROR(errptr, errptr_count, _id, _id_type, _index, _status) \
+do { \
+ errptr = silc_realloc(errptr, sizeof(*errptr) * (errptr_count + 1)); \
+ if (!errptr) \
+ return FALSE; \
+ errptr[errptr_count].id = _id; \
+ errptr[errptr_count].id_type = _id_type; \
+ errptr[errptr_count].index = _index; \
+ errptr[errptr_count].error = _status; \
+ errptr_count++; \
+} while(0)
+
static int
silc_server_command_whois_parse(SilcServerCommandContext cmd,
SilcClientID ***client_id,
- uint32 *client_id_count,
+ SilcUInt32 *client_id_count,
char **nickname,
char **server_name,
int *count,
- SilcCommand command)
+ ResolveError *error_client,
+ SilcUInt32 *error_client_count)
{
unsigned char *tmp;
- uint32 len;
- uint32 argc = silc_argument_get_arg_num(cmd->args);
+ SilcUInt32 len;
+ SilcUInt32 argc = silc_argument_get_arg_num(cmd->args);
+ void *id;
int i, k;
/* If client ID is in the command it must be used instead of nickname */
- tmp = silc_argument_get_arg_type(cmd->args, 3, &len);
+ tmp = silc_argument_get_arg_type(cmd->args, 4, &len);
if (!tmp) {
/* No ID, get the nickname@server string and parse it. */
tmp = silc_argument_get_arg_type(cmd->args, 1, NULL);
if (tmp) {
silc_parse_userfqdn(tmp, nickname, server_name);
} else {
- silc_server_command_send_status_reply(cmd, command,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WHOIS,
+ SILC_STATUS_ERR_BAD_NICKNAME, 0);
return FALSE;
}
} else {
- /* Command includes ID, we must use that. Also check whether the command
- has more than one ID set - take them all. */
-
- *client_id = silc_calloc(1, sizeof(**client_id));
- (*client_id)[0] = silc_id_payload_parse_id(tmp, len);
- if ((*client_id)[0] == NULL) {
- silc_free(*client_id);
- return FALSE;
- }
- *client_id_count = 1;
-
- /* Take all ID's from the command packet */
- if (argc > 1) {
- for (k = 1, i = 1; i < argc; i++) {
- tmp = silc_argument_get_arg_type(cmd->args, i + 3, &len);
- if (tmp) {
- *client_id = silc_realloc(*client_id, sizeof(**client_id) *
- (*client_id_count + 1));
- (*client_id)[k] = silc_id_payload_parse_id(tmp, len);
- if ((*client_id)[k] == NULL) {
- /* Cleanup all and fail */
- for (i = 0; i < *client_id_count; i++)
- silc_free((*client_id)[i]);
- silc_free(*client_id);
- return FALSE;
- }
- (*client_id_count)++;
- k++;
- }
+ /* Command includes ID, we must use that. Take all ID's from the
+ command packet */
+ for (k = 0, i = 0; i < argc; i++) {
+ tmp = silc_argument_get_arg_type(cmd->args, i + 4, &len);
+ if (!tmp)
+ continue;
+ id = silc_id_payload_parse_id(tmp, len, NULL);
+ if (id) {
+ *client_id = silc_realloc(*client_id, sizeof(**client_id) *
+ (*client_id_count + 1));
+ (*client_id)[k] = id;
+ (*client_id_count)++;
+ k++;
+ } else {
+ ADD_ERROR((*error_client), (*error_client_count), NULL, 0, i + 4,
+ SILC_STATUS_ERR_BAD_CLIENT_ID);
}
}
}
/* Get the max count of reply messages allowed */
tmp = silc_argument_get_arg_type(cmd->args, 2, NULL);
if (tmp)
- *count = atoi(tmp);
+ SILC_GET32_MSB(*count, tmp);
else
*count = 0;
/* Resolve context used by both WHOIS and IDENTIFY commands */
typedef struct {
SilcServerEntry router;
- uint16 ident;
+ SilcUInt16 ident;
unsigned char **res_argv;
- uint32 *res_argv_lens;
- uint32 *res_argv_types;
- uint32 res_argc;
+ SilcUInt32 *res_argv_lens;
+ SilcUInt32 *res_argv_types;
+ SilcUInt32 res_argc;
} *SilcServerResolveContext;
static bool
silc_server_command_whois_check(SilcServerCommandContext cmd,
SilcClientEntry *clients,
- uint32 clients_count)
+ SilcUInt32 clients_count)
{
SilcServer server = cmd->server;
SilcClientEntry entry;
SilcServerResolveContext resolve = NULL, r = NULL;
- uint32 resolve_count = 0;
+ SilcUInt32 resolve_count = 0;
int i, k;
bool no_res = TRUE;
+ SILC_LOG_DEBUG(("Start"));
+
for (i = 0; i < clients_count; i++) {
entry = clients[i];
if (!entry)
sizeof(**r->res_argv));
memcpy(r->res_argv[r->res_argc], idp->data, idp->len);
r->res_argv_lens[r->res_argc] = idp->len;
- r->res_argv_types[r->res_argc] = r->res_argc + 3;
+ r->res_argv_types[r->res_argc] = r->res_argc + 4;
r->res_argc++;
silc_buffer_free(idp);
static void
silc_server_command_whois_send_reply(SilcServerCommandContext cmd,
SilcClientEntry *clients,
- uint32 clients_count,
- int count,
- const char *nickname,
+ SilcUInt32 clients_count,
+ ResolveError errors,
+ SilcUInt32 errors_count,
+ int count, const char *nickname,
SilcClientID **client_ids)
{
SilcServer server = cmd->server;
char *tmp;
- int i, k, len, valid_count;
- SilcBuffer packet, idp, channels;
+ int i, k, valid_count = clients_count;
+ SilcUInt32 len;
+ SilcBuffer packet, idp, channels, umode_list = NULL;
SilcClientEntry entry;
- SilcCommandStatus status;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcStatus status;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
char nh[256], uh[256];
unsigned char idle[4], mode[4];
unsigned char *fingerprint;
SilcSocketConnection hsock;
- /* Process only valid clients and ignore those that are not registered. */
- valid_count = 0;
- for (i = 0; i < clients_count; i++) {
- if (clients[i]->data.status & SILC_IDLIST_STATUS_REGISTERED)
- valid_count++;
- else
- clients[i] = NULL;
- }
+ if (nickname) {
+ /* Process only valid clients and ignore those that are not registered.
+ This is checked with nickname only because when resolved client IDs
+ we check that they are registered earlier. */
+ valid_count = 0;
+ for (i = 0; i < clients_count; i++)
+ if (clients[i]->data.status & SILC_IDLIST_STATUS_REGISTERED)
+ valid_count++;
+ else
+ clients[i] = NULL;
- if (!valid_count) {
- /* No valid clients found, send error reply */
- if (nickname) {
+ if (!valid_count) {
silc_server_command_send_status_data(cmd, SILC_COMMAND_WHOIS,
- SILC_STATUS_ERR_NO_SUCH_NICK,
+ SILC_STATUS_ERR_NO_SUCH_NICK, 0,
3, nickname, strlen(nickname));
- } else if (client_ids && client_ids[0]) {
- SilcBuffer idp = silc_id_payload_encode(client_ids[0], SILC_ID_CLIENT);
- silc_server_command_send_status_data(cmd, SILC_COMMAND_WHOIS,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
- 2, idp->data, idp->len);
- silc_buffer_free(idp);
+ return;
}
- return;
}
/* Start processing found clients. */
+ status = SILC_STATUS_OK;
if (valid_count > 1)
status = SILC_STATUS_LIST_START;
- else
- status = SILC_STATUS_OK;
for (i = 0, k = 0; i < clients_count; i++) {
entry = clients[i];
if (k >= 1)
status = SILC_STATUS_LIST_ITEM;
- if (valid_count > 1 && k == valid_count - 1)
+ if (valid_count > 1 && k == valid_count - 1 && !errors_count)
status = SILC_STATUS_LIST_END;
if (count && k - 1 == count)
status = SILC_STATUS_LIST_END;
}
strncat(uh, entry->username, strlen(entry->username));
- if (!strchr(entry->username, '@')) {
+ if (!strchr(entry->username, '@') && entry->connection) {
strncat(uh, "@", 1);
hsock = (SilcSocketConnection)entry->connection;
len = strlen(hsock->hostname);
strncat(uh, hsock->hostname, len);
}
- channels = silc_server_get_client_channel_list(server, entry);
+ if (cmd->sock->type == SILC_SOCKET_TYPE_CLIENT)
+ channels = silc_server_get_client_channel_list(server, entry, FALSE,
+ FALSE, &umode_list);
+ else
+ channels = silc_server_get_client_channel_list(server, entry, TRUE,
+ TRUE, &umode_list);
if (entry->data.fingerprint[0] != 0 && entry->data.fingerprint[1] != 0)
fingerprint = entry->data.fingerprint;
fingerprint = NULL;
SILC_PUT32_MSB(entry->mode, mode);
-
- if (entry->connection) {
+ if (entry->connection)
SILC_PUT32_MSB((time(NULL) - entry->data.last_receive), idle);
- }
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_WHOIS,
- status, ident, 8,
+ status, 0, ident, 9,
2, idp->data, idp->len,
3, nh, strlen(nh),
4, uh, strlen(uh),
7, mode, 4,
8, idle, 4,
9, fingerprint,
- fingerprint ? 20 : 0);
+ fingerprint ? 20 : 0,
+ 10, umode_list ? umode_list->data :
+ NULL, umode_list ? umode_list->len :
+ 0);
silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY,
0, packet->data, packet->len, FALSE);
silc_buffer_free(idp);
if (channels)
silc_buffer_free(channels);
+ if (umode_list) {
+ silc_buffer_free(umode_list);
+ umode_list = NULL;
+ }
+
+ if (status == SILC_STATUS_LIST_END)
+ break;
+ k++;
+ }
+
+ /* Send error replies */
+ if (status == SILC_STATUS_OK && errors_count > 1)
+ status = SILC_STATUS_LIST_START;
+ idp = NULL;
+ for (i = 0, k = 0; i < errors_count; i++) {
+ if (errors[i].id) {
+ idp = silc_id_payload_encode(errors[i].id, SILC_ID_CLIENT);
+ tmp = idp->data;
+ len = idp->len;
+ } else {
+ tmp = silc_argument_get_arg_type(cmd->args, errors[i].index, &len);
+ }
+
+ if (k >= 1)
+ status = SILC_STATUS_LIST_ITEM;
+ if (errors_count > 1 && k == errors_count - 1)
+ status = SILC_STATUS_LIST_END;
+ if (count && k - 1 == count)
+ status = SILC_STATUS_LIST_END;
+
+ /* Send error */
+ silc_server_command_send_status_data(cmd, SILC_COMMAND_WHOIS,
+ (status == SILC_STATUS_OK ?
+ errors[i].error : status),
+ (status == SILC_STATUS_OK ?
+ 0 : errors[i].error),
+ 2, tmp, len);
+ silc_buffer_free(idp);
+ idp = NULL;
+
+ if (status == SILC_STATUS_LIST_END)
+ break;
k++;
}
}
{
SilcServer server = cmd->server;
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
int count = 0;
SilcClientEntry *clients = NULL, entry;
SilcClientID **client_id = NULL;
- uint32 client_id_count = 0, clients_count = 0;
+ SilcUInt32 client_id_count = 0, clients_count = 0, error_client_count = 0;
+ ResolveError error_client = NULL;
int i, ret = 0;
bool check_global = FALSE;
/* Parse the whois request */
if (!silc_server_command_whois_parse(cmd, &client_id, &client_id_count,
&nick, &server_name, &count,
- SILC_COMMAND_WHOIS))
+ &error_client, &error_client_count))
return 0;
/* Send the WHOIS request to the router only if it included nickname.
ret = -1;
goto out;
}
+
+ ADD_ERROR(error_client, error_client_count, client_id[i],
+ SILC_ID_CLIENT, 0, SILC_STATUS_ERR_NO_SUCH_CLIENT_ID);
}
}
- } else {
+ } else if (nick) {
/* Find by nickname */
if (!silc_idlist_get_clients_by_hash(server->local_list,
nick, server->md5hash,
}
}
- if (!clients) {
+ if (!clients && (client_id_count || nick)) {
/* If we are normal server and did not send the request first to router
do it now, since we do not have the information. */
if (cmd->sock->type == SILC_SOCKET_TYPE_CLIENT &&
}
/* Such client(s) really does not exist in the SILC network. */
- if (!client_id_count) {
+ if (!client_id_count)
silc_server_command_send_status_data(cmd, SILC_COMMAND_WHOIS,
- SILC_STATUS_ERR_NO_SUCH_NICK,
+ SILC_STATUS_ERR_NO_SUCH_NICK, 0,
3, nick, strlen(nick));
- } else {
- SilcBuffer idp = silc_id_payload_encode(client_id[0], SILC_ID_CLIENT);
- silc_server_command_send_status_data(cmd, SILC_COMMAND_WHOIS,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
- 2, idp->data, idp->len);
- silc_buffer_free(idp);
- }
+ else
+ silc_server_command_whois_send_reply(cmd, NULL, 0,
+ error_client, error_client_count,
+ 0, NULL, NULL);
goto out;
}
/* Send the command reply */
silc_server_command_whois_send_reply(cmd, clients, clients_count,
+ error_client, error_client_count,
count, nick, client_id);
out:
silc_free(client_id);
}
silc_free(clients);
+ silc_free(error_client);
silc_free(nick);
silc_free(server_name);
int *count)
{
unsigned char *tmp;
- uint32 len;
+ SilcUInt32 len;
tmp = silc_argument_get_arg_type(cmd->args, 1, &len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_WHOWAS,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
return FALSE;
}
/* Get the max count of reply messages allowed */
tmp = silc_argument_get_arg_type(cmd->args, 2, NULL);
if (tmp)
- *count = atoi(tmp);
+ SILC_GET32_MSB(*count, tmp);
else
*count = 0;
static char
silc_server_command_whowas_check(SilcServerCommandContext cmd,
SilcClientEntry *clients,
- uint32 clients_count)
+ SilcUInt32 clients_count)
{
SilcServer server = cmd->server;
int i;
if (!entry->nickname || !entry->username) {
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
if (!entry->router)
continue;
silc_server_command_whowas,
silc_server_command_dup(cmd));
cmd->pending = TRUE;
-
silc_command_set_ident(cmd->payload, old_ident);
silc_buffer_free(tmpbuf);
static void
silc_server_command_whowas_send_reply(SilcServerCommandContext cmd,
SilcClientEntry *clients,
- uint32 clients_count)
+ SilcUInt32 clients_count)
{
SilcServer server = cmd->server;
char *tmp;
- int i, count = 0, len;
+ int i, k, count = 0, len;
SilcBuffer packet, idp;
SilcClientEntry entry = NULL;
- SilcCommandStatus status;
- uint16 ident = silc_command_get_ident(cmd->payload);
- char found = FALSE;
+ SilcStatus status;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
char nh[256], uh[256];
+ int valid_count;
status = SILC_STATUS_OK;
- if (clients_count > 1)
- status = SILC_STATUS_LIST_START;
+ /* Process only entries that are not registered anymore. */
+ valid_count = 0;
for (i = 0; i < clients_count; i++) {
- entry = clients[i];
+ if (clients[i]->data.status & SILC_IDLIST_STATUS_REGISTERED)
+ clients[i] = NULL;
+ else
+ valid_count++;
+ }
- /* We will take only clients that are not valid anymore. They are the
- ones that are not registered anymore but still have a ID. They
- have disconnected us, and thus valid for WHOWAS. */
- if (entry->data.status & SILC_IDLIST_STATUS_REGISTERED || !entry->id)
- continue;
+ if (!valid_count) {
+ /* No valid entries found at all, just send error */
+ tmp = silc_argument_get_arg_type(cmd->args, 1, NULL);
+ silc_server_command_send_status_data(cmd, SILC_COMMAND_WHOWAS,
+ SILC_STATUS_ERR_NO_SUCH_NICK, 0,
+ 3, tmp, tmp ? strlen(tmp) : 0);
+ return;
+ }
- if (count && i - 1 == count)
- break;
+ if (valid_count > 1)
+ status = SILC_STATUS_LIST_START;
- found = TRUE;
+ for (i = 0, k = 0; i < clients_count; i++) {
+ entry = clients[i];
+ if (!entry)
+ continue;
- if (clients_count > 2)
+ if (k >= 1)
status = SILC_STATUS_LIST_ITEM;
- if (clients_count > 1 && i == clients_count - 1)
+ if (valid_count > 1 && k == valid_count - 1)
+ status = SILC_STATUS_LIST_END;
+ if (count && k - 1 == count)
status = SILC_STATUS_LIST_END;
/* Send WHOWAS reply */
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_WHOWAS,
- status, ident, 4,
+ status, 0, ident, 4,
2, idp->data, idp->len,
3, nh, strlen(nh),
4, uh, strlen(uh),
silc_buffer_free(packet);
silc_buffer_free(idp);
- }
- if (found == FALSE && entry)
- silc_server_command_send_status_data(cmd, SILC_COMMAND_WHOWAS,
- SILC_STATUS_ERR_NO_SUCH_NICK,
- 3, entry->nickname,
- strlen(entry->nickname));
+ if (status == SILC_STATUS_LIST_END)
+ break;
+ k++;
+ }
}
static int
char *nick = NULL, *server_name = NULL;
int count = 0;
SilcClientEntry *clients = NULL;
- uint32 clients_count = 0;
+ SilcUInt32 clients_count = 0;
int ret = 0;
bool check_global = FALSE;
server->server_type == SILC_SERVER && !cmd->pending &&
!server->standalone) {
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
silc_server_command_whowas,
silc_server_command_dup(cmd));
cmd->pending = TRUE;
-
silc_command_set_ident(cmd->payload, old_ident);
silc_buffer_free(tmpbuf);
if (!clients) {
/* Such a client really does not exist in the SILC network. */
silc_server_command_send_status_data(cmd, SILC_COMMAND_WHOWAS,
- SILC_STATUS_ERR_NO_SUCH_NICK,
+ SILC_STATUS_ERR_NO_SUCH_NICK, 0,
3, nick, strlen(nick));
goto out;
}
{
SilcServer server = cmd->server;
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
static int
silc_server_command_identify_parse(SilcServerCommandContext cmd,
SilcClientEntry **clients,
- uint32 *clients_count,
+ SilcUInt32 *clients_count,
SilcServerEntry **servers,
- uint32 *servers_count,
+ SilcUInt32 *servers_count,
SilcChannelEntry **channels,
- uint32 *channels_count,
- uint32 *count)
+ SilcUInt32 *channels_count,
+ SilcUInt32 *count,
+ ResolveError *error_id,
+ SilcUInt32 *error_id_count)
{
SilcServer server = cmd->server;
unsigned char *tmp;
- uint32 len;
- uint32 argc = silc_argument_get_arg_num(cmd->args);
+ SilcUInt32 len;
+ SilcUInt32 argc = silc_argument_get_arg_num(cmd->args);
SilcIDPayload idp;
bool check_global = FALSE;
void *entry;
int i;
- bool error = FALSE;
if (cmd->sock->type == SILC_SOCKET_TYPE_CLIENT)
check_global = TRUE;
if (!(*clients)) {
/* the nickname does not exist, send error reply */
silc_server_command_send_status_data(cmd, SILC_COMMAND_IDENTIFY,
- SILC_STATUS_ERR_NO_SUCH_NICK,
+ SILC_STATUS_ERR_NO_SUCH_NICK, 0,
3, tmp, strlen(tmp));
return 0;
}
/* the server does not exist, send error reply */
silc_server_command_send_status_data(cmd, SILC_COMMAND_IDENTIFY,
SILC_STATUS_ERR_NO_SUCH_SERVER,
- 3, tmp, strlen(tmp));
+ 0, 3, tmp, strlen(tmp));
return 0;
}
}
/* The channel does not exist, send error reply */
silc_server_command_send_status_data(cmd, SILC_COMMAND_IDENTIFY,
SILC_STATUS_ERR_NO_SUCH_CHANNEL,
- 3, tmp, strlen(tmp));
+ 0, 3, tmp, strlen(tmp));
return 0;
}
}
if (!(*clients) && !(*servers) && !(*channels)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_IDENTIFY,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
return 0;
}
} else {
continue;
idp = silc_id_payload_parse(tmp, len);
- if (!idp) {
- silc_free(*clients);
- silc_free(*servers);
- silc_free(*channels);
- silc_server_command_send_status_reply(
- cmd, SILC_COMMAND_IDENTIFY,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
- return 0;
- }
+ if (!idp)
+ ADD_ERROR((*error_id), (*error_id_count), NULL, 0, i + 5,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
id = silc_id_payload_get_id(idp);
-
switch (silc_id_payload_get_type(idp)) {
case SILC_ID_CLIENT:
- entry = (void *)silc_idlist_find_client_by_id(server->local_list,
- id, TRUE, NULL);
+ entry = silc_idlist_find_client_by_id(server->local_list,
+ id, TRUE, NULL);
if (!entry && check_global)
- entry = (void *)silc_idlist_find_client_by_id(server->global_list,
- id, TRUE, NULL);
+ entry = silc_idlist_find_client_by_id(server->global_list,
+ id, TRUE, NULL);
if (entry) {
*clients = silc_realloc(*clients, sizeof(**clients) *
(*clients_count + 1));
silc_free(*clients);
silc_free(*servers);
silc_free(*channels);
+ silc_free(*error_id);
return -1;
- } else {
- silc_server_command_send_status_data(
- cmd, SILC_COMMAND_IDENTIFY,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
- 2, tmp, len);
- error = TRUE;
}
+
+ ADD_ERROR((*error_id), (*error_id_count), NULL, 0, i + 5,
+ SILC_STATUS_ERR_NO_SUCH_CLIENT_ID);
}
break;
case SILC_ID_SERVER:
- entry = (void *)silc_idlist_find_server_by_id(server->local_list,
- id, TRUE, NULL);
+ entry = silc_idlist_find_server_by_id(server->local_list,
+ id, TRUE, NULL);
if (!entry && check_global)
- entry = (void *)silc_idlist_find_server_by_id(server->global_list,
- id, TRUE, NULL);
+ entry = silc_idlist_find_server_by_id(server->global_list,
+ id, TRUE, NULL);
if (entry) {
*servers = silc_realloc(*servers, sizeof(**servers) *
(*servers_count + 1));
silc_free(*clients);
silc_free(*servers);
silc_free(*channels);
+ silc_free(*error_id);
return -1;
- } else {
- silc_server_command_send_status_data(
- cmd, SILC_COMMAND_IDENTIFY,
- SILC_STATUS_ERR_NO_SUCH_SERVER_ID,
- 2, tmp, len);
- error = TRUE;
}
+
+ ADD_ERROR((*error_id), (*error_id_count), NULL, 0, i + 5,
+ SILC_STATUS_ERR_NO_SUCH_SERVER_ID);
}
break;
case SILC_ID_CHANNEL:
- entry = (void *)silc_idlist_find_channel_by_id(server->local_list,
- id, NULL);
+ entry = silc_idlist_find_channel_by_id(server->local_list, id, NULL);
if (!entry && check_global)
- entry = (void *)silc_idlist_find_channel_by_id(server->global_list,
- id, NULL);
+ entry = silc_idlist_find_channel_by_id(server->global_list, id,
+ NULL);
if (entry) {
*channels = silc_realloc(*channels, sizeof(**channels) *
(*channels_count + 1));
silc_free(*clients);
silc_free(*servers);
silc_free(*channels);
+ silc_free(*error_id);
return -1;
- } else {
- silc_server_command_send_status_data(
- cmd, SILC_COMMAND_IDENTIFY,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL_ID,
- 2, tmp, len);
- error = TRUE;
}
+
+ ADD_ERROR((*error_id), (*error_id_count), NULL, 0, i + 5,
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL_ID);
}
break;
}
}
}
- if (error) {
- silc_free(*clients);
- silc_free(*servers);
- silc_free(*channels);
- return FALSE;
- }
-
/* Get the max count of reply messages allowed */
tmp = silc_argument_get_arg_type(cmd->args, 4, NULL);
if (tmp)
- *count = atoi(tmp);
+ SILC_GET32_MSB(*count, tmp);
else
*count = 0;
static bool
silc_server_command_identify_check_client(SilcServerCommandContext cmd,
SilcClientEntry *clients,
- uint32 clients_count)
+ SilcUInt32 clients_count)
{
SilcServer server = cmd->server;
SilcClientEntry entry;
SilcServerResolveContext resolve = NULL, r = NULL;
- uint32 resolve_count = 0;
+ SilcUInt32 resolve_count = 0;
int i, k;
bool no_res = TRUE;
sizeof(**r->res_argv));
memcpy(r->res_argv[r->res_argc], idp->data, idp->len);
r->res_argv_lens[r->res_argc] = idp->len;
- r->res_argv_types[r->res_argc] = r->res_argc + 3;
+ r->res_argv_types[r->res_argc] = r->res_argc + 4;
r->res_argc++;
silc_buffer_free(idp);
static void
silc_server_command_identify_send_reply(SilcServerCommandContext cmd,
SilcClientEntry *clients,
- uint32 clients_count,
+ SilcUInt32 clients_count,
SilcServerEntry *servers,
- uint32 servers_count,
+ SilcUInt32 servers_count,
SilcChannelEntry *channels,
- uint32 channels_count,
+ SilcUInt32 channels_count,
+ ResolveError errors,
+ SilcUInt32 errors_count,
int count)
{
SilcServer server = cmd->server;
- int i, k, len, valid_count;
+ int i, k, valid_count;
+ SilcUInt32 len;
SilcBuffer packet, idp;
- SilcCommandStatus status;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcStatus status;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
char nh[256], uh[256];
SilcSocketConnection hsock;
+ unsigned char *tmp;
status = SILC_STATUS_OK;
if (clients) {
SilcClientEntry entry;
+ valid_count = clients_count;
+
+ if (silc_argument_get_arg_type(cmd->args, 1, NULL)) {
+ /* Process only valid clients and ignore those that are not registered.
+ This is checked with nickname only because when resolved client IDs
+ we check that they are registered earlier. */
+ valid_count = 0;
+ for (i = 0; i < clients_count; i++) {
+ if (clients[i]->data.status & SILC_IDLIST_STATUS_REGISTERED)
+ valid_count++;
+ else
+ clients[i] = NULL;
+ }
- /* Process only valid entries. */
- valid_count = 0;
- for (i = 0; i < clients_count; i++) {
- if (clients[i]->data.status & SILC_IDLIST_STATUS_REGISTERED)
- valid_count++;
- else
- clients[i] = NULL;
- }
-
- if (!valid_count) {
- /* No valid entries found at all, just send error */
- unsigned char *tmp;
-
- tmp = silc_argument_get_arg_type(cmd->args, 1, NULL);
- if (tmp) {
- silc_server_command_send_status_data(cmd, SILC_COMMAND_IDENTIFY,
- SILC_STATUS_ERR_NO_SUCH_NICK,
- 3, tmp, strlen(tmp));
- } else {
- tmp = silc_argument_get_arg_type(cmd->args, 5, (uint32 *)&len);
+ if (!valid_count) {
+ /* No valid entries found at all, just send error */
+ tmp = silc_argument_get_arg_type(cmd->args, 1, NULL);
silc_server_command_send_status_data(cmd, SILC_COMMAND_IDENTIFY,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
- 2, tmp, len);
+ SILC_STATUS_ERR_NO_SUCH_NICK, 0,
+ 3, tmp, tmp ? strlen(tmp) : 0);
+ return;
}
- return;
}
/* Process all valid client entries and send command replies */
if (k >= 1)
status = SILC_STATUS_LIST_ITEM;
if (valid_count > 1 && k == valid_count - 1
- && !servers_count && !channels_count)
+ && !servers_count && !channels_count && !errors_count)
status = SILC_STATUS_LIST_END;
if (count && k - 1 == count)
status = SILC_STATUS_LIST_END;
- if (count && k - 1 > count)
- break;
/* Send IDENTIFY reply */
if (!entry->username) {
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_IDENTIFY,
- status, ident, 2,
+ status, 0, ident, 2,
2, idp->data, idp->len,
3, nh, strlen(nh));
} else {
strncat(uh, entry->username, strlen(entry->username));
- if (!strchr(entry->username, '@')) {
+ if (!strchr(entry->username, '@') && entry->connection) {
strncat(uh, "@", 1);
hsock = (SilcSocketConnection)entry->connection;
len = strlen(hsock->hostname);
}
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_IDENTIFY,
- status, ident, 3,
+ status, 0, ident, 3,
2, idp->data, idp->len,
3, nh, strlen(nh),
4, uh, strlen(uh));
silc_buffer_free(packet);
silc_buffer_free(idp);
+ if (status == SILC_STATUS_LIST_END)
+ break;
k++;
}
}
if (k >= 1)
status = SILC_STATUS_LIST_ITEM;
- if (servers_count > 1 && k == servers_count - 1 && !channels_count)
+ if (servers_count > 1 && k == servers_count - 1 && !channels_count &&
+ !errors_count)
status = SILC_STATUS_LIST_END;
if (count && k - 1 == count)
status = SILC_STATUS_LIST_END;
- if (count && k - 1 > count)
- break;
/* Send IDENTIFY reply */
idp = silc_id_payload_encode(entry->id, SILC_ID_SERVER);
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_IDENTIFY,
- status, ident, 2,
+ status, 0, ident, 2,
2, idp->data, idp->len,
3, entry->server_name,
entry->server_name ?
silc_buffer_free(packet);
silc_buffer_free(idp);
+ if (status == SILC_STATUS_LIST_END)
+ break;
k++;
}
}
if (k >= 1)
status = SILC_STATUS_LIST_ITEM;
- if (channels_count > 1 && k == channels_count - 1)
+ if (channels_count > 1 && k == channels_count - 1 && !errors_count)
status = SILC_STATUS_LIST_END;
if (count && k - 1 == count)
status = SILC_STATUS_LIST_END;
- if (count && k - 1 > count)
- break;
/* Send IDENTIFY reply */
idp = silc_id_payload_encode(entry->id, SILC_ID_CHANNEL);
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_IDENTIFY,
- status, ident, 2,
+ status, 0, ident, 2,
2, idp->data, idp->len,
3, entry->channel_name,
entry->channel_name ?
silc_buffer_free(packet);
silc_buffer_free(idp);
+ if (status == SILC_STATUS_LIST_END)
+ break;
+ k++;
+ }
+ }
+
+ /* Send error replies */
+ if (errors) {
+ if (status == SILC_STATUS_OK && errors_count > 1)
+ status = SILC_STATUS_LIST_START;
+
+ idp = NULL;
+ for (i = 0, k = 0; i < errors_count; i++) {
+ if (errors[i].id) {
+ idp = silc_id_payload_encode(errors[i].id, SILC_ID_CLIENT);
+ tmp = idp->data;
+ len = idp->len;
+ } else {
+ tmp = silc_argument_get_arg_type(cmd->args, errors[i].index, &len);
+ }
+
+ if (k >= 1)
+ status = SILC_STATUS_LIST_ITEM;
+ if (errors_count > 1 && k == errors_count - 1)
+ status = SILC_STATUS_LIST_END;
+ if (count && k - 1 == count)
+ status = SILC_STATUS_LIST_END;
+
+ /* Send error */
+ silc_server_command_send_status_data(cmd, SILC_COMMAND_IDENTIFY,
+ (status == SILC_STATUS_OK ?
+ errors[i].error : status),
+ (status == SILC_STATUS_OK ?
+ 0 : errors[i].error),
+ 2, tmp, len);
+ silc_buffer_free(idp);
+ idp = NULL;
+
+ if (status == SILC_STATUS_LIST_END)
+ break;
k++;
}
}
static int
silc_server_command_identify_process(SilcServerCommandContext cmd)
{
- uint32 count = 0;
+ SilcUInt32 count = 0;
int ret = 0;
SilcClientEntry *clients = NULL;
SilcServerEntry *servers = NULL;
SilcChannelEntry *channels = NULL;
- uint32 clients_count = 0, servers_count = 0, channels_count = 0;
+ SilcUInt32 clients_count = 0, servers_count = 0, channels_count = 0;
+ SilcUInt32 errors_count = 0;
+ ResolveError errors = NULL;
/* Parse the IDENTIFY request */
ret = silc_server_command_identify_parse(cmd,
&clients, &clients_count,
&servers, &servers_count,
&channels, &channels_count,
- &count);
+ &count, &errors, &errors_count);
if (ret < 1)
return ret;
ret = 0;
/* Check that all mandatory fields are present and request those data
from the server who owns the client if necessary. */
- if (clients && !silc_server_command_identify_check_client(cmd, clients,
- clients_count)) {
+ if (!silc_server_command_identify_check_client(cmd, clients,
+ clients_count)) {
ret = -1;
goto out;
}
clients, clients_count,
servers, servers_count,
channels, channels_count,
+ errors, errors_count,
count);
out:
silc_free(clients);
silc_free(servers);
silc_free(channels);
+ silc_free(errors);
return ret;
}
silc_server_command_free(cmd);
}
-/* Checks string for bad characters and returns TRUE if they are found. */
-
-static int silc_server_command_bad_chars(char *nick)
-{
- int i;
-
- for (i = 0; i < strlen(nick); i++) {
- if (!isascii(nick[i]))
- return TRUE;
- if (nick[i] <= 32) return TRUE;
- if (nick[i] == ' ') return TRUE;
- if (nick[i] == '*') return TRUE;
- if (nick[i] == '?') return TRUE;
- if (nick[i] == ',') return TRUE;
- }
-
- return FALSE;
-}
-
/* Server side of command NICK. Sets nickname for user. Setting
nickname causes generation of a new client ID for the client. The
new client ID is sent to the client after changing the nickname. */
SilcServer server = cmd->server;
SilcBuffer packet, nidp, oidp = NULL;
SilcClientID *new_id;
+ SilcUInt32 nick_len;
char *nick;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
int nickfail = 0;
if (cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_NICK, cmd, 1, 1);
/* Check nickname */
- nick = silc_argument_get_arg_type(cmd->args, 1, NULL);
- if (silc_server_command_bad_chars(nick) == TRUE) {
+ nick = silc_argument_get_arg_type(cmd->args, 1, &nick_len);
+ if (nick_len > 128)
+ nick[128] = '\0';
+ if (silc_server_name_bad_chars(nick, nick_len) == TRUE) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_NICK,
- SILC_STATUS_ERR_BAD_NICKNAME);
+ SILC_STATUS_ERR_BAD_NICKNAME, 0);
goto out;
}
- if (strlen(nick) > 128)
- nick[128] = '\0';
-
/* Check for same nickname */
if (!strcmp(client->nickname, nick)) {
nidp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
cmd->server->md5hash, nick,
&new_id)) {
nickfail++;
+ if (nickfail > 9) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_NICK,
+ SILC_STATUS_ERR_BAD_NICKNAME, 0);
+ goto out;
+ }
snprintf(&nick[strlen(nick) - 1], 1, "%d", nickfail);
}
silc_server_send_notify_nick_change(server, server->router->connection,
server->server_type == SILC_SERVER ?
FALSE : TRUE, client->id,
- new_id);
+ new_id, nick);
+
+ /* Check if anyone is watching the old nickname */
+ if (server->server_type == SILC_ROUTER)
+ silc_server_check_watcher_list(server, client, nick,
+ SILC_NOTIFY_TYPE_NICK_CHANGE);
oidp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
/* Remove old cache entry */
silc_idcache_del_by_context(server->local_list->clients, client);
- /* Free old ID */
silc_free(client->id);
+ client->id = new_id;
- /* Save the nickname as this client is our local client */
silc_free(client->nickname);
-
client->nickname = strdup(nick);
- client->id = new_id;
/* Update client cache */
silc_idcache_add(server->local_list->clients, client->nickname,
/* Send NICK_CHANGE notify to the client's channels */
silc_server_send_notify_on_channels(server, NULL, client,
- SILC_NOTIFY_TYPE_NICK_CHANGE, 2,
+ SILC_NOTIFY_TYPE_NICK_CHANGE, 3,
oidp->data, oidp->len,
- nidp->data, nidp->len);
+ nidp->data, nidp->len,
+ client->nickname,
+ strlen(client->nickname));
+
+ /* Check if anyone is watching the new nickname */
+ if (server->server_type == SILC_ROUTER)
+ silc_server_check_watcher_list(server, client, NULL,
+ SILC_NOTIFY_TYPE_NICK_CHANGE);
send_reply:
/* Send the new Client ID as reply command back to client */
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_NICK,
- SILC_STATUS_OK, ident, 1,
- 2, nidp->data, nidp->len);
+ SILC_STATUS_OK, 0, ident, 2,
+ 2, nidp->data, nidp->len,
+ 3, nick, strlen(nick));
silc_server_packet_send(cmd->server, cmd->sock, SILC_PACKET_COMMAND_REPLY,
0, packet->data, packet->len, FALSE);
static void
silc_server_command_list_send_reply(SilcServerCommandContext cmd,
SilcChannelEntry *lch,
- uint32 lch_count,
+ SilcUInt32 lch_count,
SilcChannelEntry *gch,
- uint32 gch_count)
+ SilcUInt32 gch_count)
{
int i, k;
SilcBuffer packet, idp;
SilcChannelEntry entry;
- SilcCommandStatus status;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcStatus status;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
char *topic;
unsigned char usercount[4];
- uint32 users;
+ SilcUInt32 users;
int valid_lcount = 0, valid_rcount = 0;
for (i = 0; i < lch_count; i++) {
/* Send the reply */
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_LIST,
- status, ident, 4,
+ status, 0, ident, 4,
2, idp->data, idp->len,
3, entry->channel_name,
strlen(entry->channel_name),
memset(usercount, 0, sizeof(usercount));
} else {
topic = entry->topic;
- users = silc_hash_table_count(entry->user_list);
+ users = entry->user_count;
SILC_PUT32_MSB(users, usercount);
}
/* Send the reply */
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_LIST,
- status, ident, 4,
+ status, 0, ident, 4,
2, idp->data, idp->len,
3, entry->channel_name,
strlen(entry->channel_name),
SilcServer server = cmd->server;
SilcChannelID *channel_id = NULL;
unsigned char *tmp;
- uint32 tmp_len;
+ SilcUInt32 tmp_len;
SilcChannelEntry *lchannels = NULL, *gchannels = NULL;
- uint32 lch_count = 0, gch_count = 0;
+ SilcUInt32 lch_count = 0, gch_count = 0;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_LIST, cmd, 0, 1);
if (!cmd->pending && server->server_type == SILC_SERVER &&
!server->standalone) {
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
/* Get Channel ID */
tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
if (tmp) {
- channel_id = silc_id_payload_parse_id(tmp, tmp_len);
+ channel_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
if (!channel_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_LIST,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
}
SilcChannelClientEntry chl;
SilcBuffer packet, idp;
unsigned char *tmp;
- uint32 argc, tmp_len;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt32 argc, tmp_len;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_TOPIC, cmd, 1, 2);
tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_TOPIC,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
- channel_id = silc_id_payload_parse_id(tmp, tmp_len);
+ channel_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
if (!channel_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_TOPIC,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
channel_id, NULL);
if (!channel) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_TOPIC,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL,
+ 0);
goto out;
}
}
tmp = silc_argument_get_arg_type(cmd->args, 2, NULL);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_TOPIC,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
if (strlen(tmp) > 256) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_TOPIC,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
/* See whether the client is on channel and has rights to change topic */
- if (!silc_hash_table_find(channel->user_list, client, NULL,
- (void *)&chl)) {
+ if (!silc_server_client_on_channel(client, channel, &chl)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_TOPIC,
- SILC_STATUS_ERR_NOT_ON_CHANNEL);
+ SILC_STATUS_ERR_NOT_ON_CHANNEL,
+ 0);
goto out;
}
- if (chl->mode == SILC_CHANNEL_UMODE_NONE) {
- if (channel->mode & SILC_CHANNEL_MODE_TOPIC) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_TOPIC,
- SILC_STATUS_ERR_NO_CHANNEL_PRIV);
- goto out;
- }
+ if (channel->mode & SILC_CHANNEL_MODE_TOPIC &&
+ !(chl->mode & SILC_CHANNEL_UMODE_CHANOP) &&
+ !(chl->mode & SILC_CHANNEL_UMODE_CHANFO)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_TOPIC,
+ SILC_STATUS_ERR_NO_CHANNEL_PRIV,
+ 0);
+ goto out;
}
/* Set the topic for channel */
idp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
/* Send notify about topic change to all clients on the channel */
- silc_server_send_notify_to_channel(server, NULL, channel, TRUE,
+ silc_server_send_notify_to_channel(server, NULL, channel, FALSE,
SILC_NOTIFY_TYPE_TOPIC_SET, 2,
idp->data, idp->len,
channel->topic, strlen(channel->topic));
/* Send the topic to client as reply packet */
idp = silc_id_payload_encode(channel_id, SILC_ID_CHANNEL);
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_TOPIC,
- SILC_STATUS_OK, ident, 2,
+ SILC_STATUS_OK, 0, ident, 2,
2, idp->data, idp->len,
3, channel->topic,
channel->topic ?
SilcIDListData idata;
SilcBuffer idp, idp2, packet;
unsigned char *tmp, *add, *del;
- uint32 len;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt32 len;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_INVITE, cmd, 1, 4);
tmp = silc_argument_get_arg_type(cmd->args, 1, &len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
- channel_id = silc_id_payload_parse_id(tmp, len);
+ channel_id = silc_id_payload_parse_id(tmp, len, NULL);
if (!channel_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
channel_id, NULL);
if (!channel) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL,
+ 0);
goto out;
}
}
/* Check whether the sender of this command is on the channel. */
sender = (SilcClientEntry)sock->user_data;
- if (!silc_server_client_on_channel(sender, channel)) {
+ if (!silc_server_client_on_channel(sender, channel, &chl)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_NOT_ON_CHANNEL);
+ SILC_STATUS_ERR_NOT_ON_CHANNEL, 0);
goto out;
}
/* Check whether the channel is invite-only channel. If yes then the
sender of this command must be at least channel operator. */
- if (channel->mode & SILC_CHANNEL_MODE_INVITE) {
- silc_hash_table_find(channel->user_list, sender, NULL, (void *)&chl);
- if (chl->mode == SILC_CHANNEL_UMODE_NONE) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_NO_CHANNEL_PRIV);
- goto out;
- }
+ if (channel->mode & SILC_CHANNEL_MODE_INVITE &&
+ !(chl->mode & SILC_CHANNEL_UMODE_CHANOP) &&
+ !(chl->mode & SILC_CHANNEL_UMODE_CHANFO)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
+ SILC_STATUS_ERR_NO_CHANNEL_PRIV,
+ 0);
+ goto out;
}
/* Get destination client ID */
tmp = silc_argument_get_arg_type(cmd->args, 2, &len);
if (tmp) {
char invite[512];
+ bool resolve;
- dest_id = silc_id_payload_parse_id(tmp, len);
+ dest_id = silc_id_payload_parse_id(tmp, len, NULL);
if (!dest_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_NO_CLIENT_ID);
+ SILC_STATUS_ERR_NO_CLIENT_ID, 0);
goto out;
}
/* Get the client entry */
- dest = silc_server_get_client_resolve(server, dest_id);
+ dest = silc_server_get_client_resolve(server, dest_id, FALSE, &resolve);
if (!dest) {
- if (server->server_type != SILC_SERVER) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID);
+ if (server->server_type != SILC_SERVER || !resolve) {
+ silc_server_command_send_status_reply(
+ cmd, SILC_COMMAND_INVITE,
+ SILC_STATUS_ERR_NO_SUCH_CLIENT_ID, 0);
goto out;
}
}
/* Check whether the requested client is already on the channel. */
- if (silc_server_client_on_channel(dest, channel)) {
+ if (silc_server_client_on_channel(dest, channel, NULL)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_USER_ON_CHANNEL);
+ SILC_STATUS_ERR_USER_ON_CHANNEL,
+ 0);
goto out;
}
/* Get route to the client */
- dest_sock = silc_server_get_client_route(server, NULL, 0, dest_id, &idata);
+ dest_sock = silc_server_get_client_route(server, NULL, 0, dest_id,
+ &idata, NULL);
if (!dest_sock) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INVITE,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID);
+ SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
+ 0);
goto out;
}
strncat(channel->invite_list, invite, len);
strncat(channel->invite_list, ",", 1);
- /* Send notify to the client that is invited to the channel */
- idp = silc_id_payload_encode(channel_id, SILC_ID_CHANNEL);
- idp2 = silc_id_payload_encode(sender->id, SILC_ID_CLIENT);
- silc_server_send_notify_dest(server, dest_sock, FALSE, dest_id,
- SILC_ID_CLIENT,
- SILC_NOTIFY_TYPE_INVITE, 3,
- idp->data, idp->len,
- channel->channel_name,
- strlen(channel->channel_name),
- idp2->data, idp2->len);
- silc_buffer_free(idp);
- silc_buffer_free(idp2);
+ if (!(dest->mode & SILC_UMODE_BLOCK_INVITE)) {
+ /* Send notify to the client that is invited to the channel */
+ idp = silc_id_payload_encode(channel_id, SILC_ID_CHANNEL);
+ idp2 = silc_id_payload_encode(sender->id, SILC_ID_CLIENT);
+ silc_server_send_notify_dest(server, dest_sock, FALSE, dest_id,
+ SILC_ID_CLIENT,
+ SILC_NOTIFY_TYPE_INVITE, 3,
+ idp->data, idp->len,
+ channel->channel_name,
+ strlen(channel->channel_name),
+ idp2->data, idp2->len);
+ silc_buffer_free(idp);
+ silc_buffer_free(idp2);
+ }
}
/* Add the client to the invite list of the channel */
if (add || del)
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_INVITE,
- SILC_STATUS_OK, ident, 2,
+ SILC_STATUS_OK, 0, ident, 2,
2, tmp, len,
3, channel->invite_list,
channel->invite_list ?
else
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_INVITE,
- SILC_STATUS_OK, ident, 1,
+ SILC_STATUS_OK, 0, ident, 1,
2, tmp, len);
silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0,
packet->data, packet->len, FALSE);
SilcSocketConnection sock = cmd->sock;
QuitInternal q;
unsigned char *tmp = NULL;
- uint32 len = 0;
+ SilcUInt32 len = 0;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_QUIT, cmd, 0, 1);
if (cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
goto out;
- /* Get destination ID */
+ /* Get message */
tmp = silc_argument_get_arg_type(cmd->args, 1, &len);
if (len > 128)
tmp = NULL;
/* We quit the connection with little timeout */
silc_schedule_task_add(server->schedule, sock->sock,
- silc_server_command_quit_cb, (void *)q,
- 0, 200000, SILC_TASK_TIMEOUT, SILC_TASK_PRI_LOW);
+ silc_server_command_quit_cb, (void *)q,
+ 0, 200000, SILC_TASK_TIMEOUT, SILC_TASK_PRI_LOW);
out:
silc_server_command_free(cmd);
SilcClientEntry remote_client;
SilcClientID *client_id;
unsigned char *tmp, *comment;
- uint32 tmp_len, tmp_len2;
+ SilcUInt32 tmp_len, tmp_len2;
+ bool local;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_KILL, cmd, 1, 2);
/* KILL command works only on router */
if (server->server_type != SILC_ROUTER) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KILL,
- SILC_STATUS_ERR_NO_ROUTER_PRIV);
+ SILC_STATUS_ERR_NO_ROUTER_PRIV, 0);
goto out;
}
/* Check whether client has the permissions. */
if (!(client->mode & SILC_UMODE_ROUTER_OPERATOR)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KILL,
- SILC_STATUS_ERR_NO_ROUTER_PRIV);
+ SILC_STATUS_ERR_NO_ROUTER_PRIV, 0);
goto out;
}
tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KILL,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
- client_id = silc_id_payload_parse_id(tmp, tmp_len);
+ client_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
if (!client_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KILL,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID);
+ SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
+ 0);
goto out;
}
/* Get the client entry */
remote_client = silc_idlist_find_client_by_id(server->local_list,
client_id, TRUE, NULL);
+ local = TRUE;
if (!remote_client) {
remote_client = silc_idlist_find_client_by_id(server->global_list,
client_id, TRUE, NULL);
+ local = FALSE;
if (!remote_client) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KILL,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID);
+ SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
+ 0);
goto out;
}
}
/* Get comment */
comment = silc_argument_get_arg_type(cmd->args, 2, &tmp_len2);
if (tmp_len2 > 128)
- comment = NULL;
+ tmp_len2 = 128;
/* Send reply to the sender */
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KILL,
- SILC_STATUS_OK);
-
- /* Send the KILL notify packets. First send it to the channel, then
- to our primary router and then directly to the client who is being
- killed right now. */
-
- /* Send KILLED notify to the channels. It is not sent to the client
- as it will be sent differently destined directly to the client and not
- to the channel. */
- silc_server_send_notify_on_channels(server, remote_client,
- remote_client, SILC_NOTIFY_TYPE_KILLED,
- comment ? 2 : 1,
- tmp, tmp_len,
- comment, comment ? tmp_len2 : 0);
-
- /* Send KILLED notify to primary route */
- if (!server->standalone)
- silc_server_send_notify_killed(server, server->router->connection, TRUE,
- remote_client->id, comment);
-
- /* Send KILLED notify to the client directly */
- silc_server_send_notify_killed(server, remote_client->connection ?
- remote_client->connection :
- remote_client->router->connection, FALSE,
- remote_client->id, comment);
-
- /* Remove the client from all channels. This generates new keys to the
- channels as well. */
- silc_server_remove_from_channels(server, NULL, remote_client, FALSE,
- NULL, TRUE);
-
- /* Remove the client entry, If it is locally connected then we will also
- disconnect the client here */
- if (remote_client->connection) {
- /* Remove locally conneted client */
- SilcSocketConnection sock = remote_client->connection;
- silc_server_free_client_data(server, sock, remote_client, FALSE, NULL);
- silc_server_close_connection(server, sock);
- } else {
- /* Remove remote client */
- if (!silc_idlist_del_client(server->global_list, remote_client))
- silc_idlist_del_client(server->local_list, remote_client);
- }
+ SILC_STATUS_OK, 0);
+
+ /* Check if anyone is watching this nickname */
+ if (server->server_type == SILC_ROUTER)
+ silc_server_check_watcher_list(server, client, NULL,
+ SILC_NOTIFY_TYPE_KILLED);
+
+ /* Now do the killing */
+ silc_server_kill_client(server, remote_client, comment, client->id,
+ SILC_ID_CLIENT);
out:
silc_server_command_free(cmd);
SilcServer server = cmd->server;
SilcBuffer packet, idp;
unsigned char *tmp;
- uint32 tmp_len;
+ SilcUInt32 tmp_len;
char *dest_server, *server_info = NULL, *server_name;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
SilcServerEntry entry = NULL;
SilcServerID *server_id = NULL;
/* Get Server ID */
tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
if (tmp) {
- server_id = silc_id_payload_parse_id(tmp, tmp_len);
+ server_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
if (!server_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INFO,
- SILC_STATUS_ERR_NO_SERVER_ID);
+ SILC_STATUS_ERR_NO_SERVER_ID, 0);
goto out;
}
}
server_id, TRUE, NULL);
if (!entry && server->server_type != SILC_SERVER) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INFO,
- SILC_STATUS_ERR_NO_SUCH_SERVER);
+ SILC_STATUS_ERR_NO_SUCH_SERVER,
+ 0);
goto out;
}
}
memset(info_string, 0, sizeof(info_string));
snprintf(info_string, sizeof(info_string),
"location: %s server: %s admin: %s <%s>",
- server->config->admin_info->location,
- server->config->admin_info->server_type,
- server->config->admin_info->admin_name,
- server->config->admin_info->admin_email);
+ server->config->server_info->location,
+ server->config->server_info->server_type,
+ server->config->server_info->admin,
+ server->config->server_info->email);
server_info = info_string;
entry = server->id_entry;
server->server_type != SILC_SERVER && entry && !entry->server_info) {
/* Send to the server */
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
if (!entry && !cmd->pending && !server->standalone) {
/* Send to the primary router */
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
if (!entry) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INFO,
- SILC_STATUS_ERR_NO_SUCH_SERVER);
+ SILC_STATUS_ERR_NO_SUCH_SERVER, 0);
goto out;
}
/* Send the reply */
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_INFO,
- SILC_STATUS_OK, ident, 3,
+ SILC_STATUS_OK, 0, ident, 3,
2, idp->data, idp->len,
3, server_name,
strlen(server_name),
SilcServerCommandContext cmd = (SilcServerCommandContext)context;
SilcServer server = cmd->server;
SilcServerID *id;
- uint32 len;
+ SilcUInt32 len;
unsigned char *tmp;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_INFO, cmd, 1, 2);
tmp = silc_argument_get_arg_type(cmd->args, 1, &len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_PING,
- SILC_STATUS_ERR_NO_SERVER_ID);
+ SILC_STATUS_ERR_NO_SERVER_ID, 0);
goto out;
}
id = silc_id_str2id(tmp, len, SILC_ID_SERVER);
if (SILC_ID_SERVER_COMPARE(id, server->id)) {
/* Send our reply */
silc_server_command_send_status_reply(cmd, SILC_COMMAND_PING,
- SILC_STATUS_OK);
+ SILC_STATUS_OK, 0);
} else {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_PING,
- SILC_STATUS_ERR_NO_SUCH_SERVER);
+ SILC_STATUS_ERR_NO_SUCH_SERVER, 0);
goto out;
}
silc_server_command_free(cmd);
}
+/* Server side of command STATS. */
+
+SILC_SERVER_CMD_FUNC(stats)
+{
+ SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+ SilcServer server = cmd->server;
+ SilcServerID *server_id;
+ unsigned char *tmp;
+ SilcUInt32 tmp_len;
+ SilcBuffer packet, stats;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt32 uptime;
+
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_STATS, cmd, 1, 1);
+
+ /* Get Server ID */
+ tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
+ if (!tmp) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_INFO,
+ SILC_STATUS_ERR_NO_SERVER_ID, 0);
+ goto out;
+ }
+ server_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
+ if (!server_id)
+ goto out;
+
+ /* The ID must be ours */
+ if (!SILC_ID_SERVER_COMPARE(server->id, server_id)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_INFO,
+ SILC_STATUS_ERR_NO_SUCH_SERVER, 0);
+ silc_free(server_id);
+ goto out;
+ }
+ silc_free(server_id);
+
+ /* If we are router then just send everything we got. If we are normal
+ server then we'll send this to our router to get all the latest
+ statistical information. */
+ if (!cmd->pending && server->server_type != SILC_ROUTER &&
+ !server->standalone) {
+ /* Send request to our router */
+ SilcBuffer idp = silc_id_payload_encode(server->router->id,
+ SILC_ID_SERVER);
+ packet = silc_command_payload_encode_va(SILC_COMMAND_STATS,
+ ++server->cmd_ident, 1,
+ 1, idp->data, idp->len);
+ silc_server_packet_send(server, server->router->connection,
+ SILC_PACKET_COMMAND, 0, packet->data,
+ packet->len, FALSE);
+
+ /* Reprocess this packet after received reply from router */
+ silc_server_command_pending(server, SILC_COMMAND_STATS,
+ server->cmd_ident,
+ silc_server_command_stats,
+ silc_server_command_dup(cmd));
+ cmd->pending = TRUE;
+ silc_buffer_free(packet);
+ silc_buffer_free(idp);
+ goto out;
+ }
+
+ /* Send our reply to sender */
+ uptime = time(NULL) - server->starttime;
+
+ stats = silc_buffer_alloc_size(60);
+ silc_buffer_format(stats,
+ SILC_STR_UI_INT(server->starttime),
+ SILC_STR_UI_INT(uptime),
+ SILC_STR_UI_INT(server->stat.my_clients),
+ SILC_STR_UI_INT(server->stat.my_channels),
+ SILC_STR_UI_INT(server->stat.my_server_ops),
+ SILC_STR_UI_INT(server->stat.my_router_ops),
+ SILC_STR_UI_INT(server->stat.cell_clients),
+ SILC_STR_UI_INT(server->stat.cell_channels),
+ SILC_STR_UI_INT(server->stat.cell_servers),
+ SILC_STR_UI_INT(server->stat.clients),
+ SILC_STR_UI_INT(server->stat.channels),
+ SILC_STR_UI_INT(server->stat.servers),
+ SILC_STR_UI_INT(server->stat.routers),
+ SILC_STR_UI_INT(server->stat.server_ops),
+ SILC_STR_UI_INT(server->stat.router_ops),
+ SILC_STR_END);
+
+ packet = silc_command_reply_payload_encode_va(SILC_COMMAND_STATS,
+ SILC_STATUS_OK, 0, ident, 2,
+ 2, tmp, tmp_len,
+ 3, stats->data, stats->len);
+ silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY,
+ 0, packet->data, packet->len, FALSE);
+ silc_buffer_free(packet);
+ silc_buffer_free(stats);
+
+ out:
+ silc_server_command_free(cmd);
+}
+
/* Internal routine to join channel. The channel sent to this function
has been either created or resolved from ID lists. This joins the sent
client to the channel. */
SilcClientID *client_id,
bool created,
bool create_key,
- uint32 umode,
+ SilcUInt32 umode,
const unsigned char *auth,
- uint32 auth_len)
+ SilcUInt32 auth_len)
{
SilcSocketConnection sock = cmd->sock;
unsigned char *tmp;
- uint32 tmp_len, user_count;
+ SilcUInt32 tmp_len, user_count;
unsigned char *passphrase = NULL, mode[4], tmp2[4], tmp3[4];
SilcClientEntry client;
SilcChannelClientEntry chl;
SilcBuffer reply, chidp, clidp, keyp = NULL, user_list, mode_list;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
char check[512], check2[512];
bool founder = FALSE;
+ bool resolve;
+ unsigned char *fkey = NULL;
+ SilcUInt32 fkey_len = 0;
SILC_LOG_DEBUG(("Start"));
if (cmd->sock->type == SILC_SOCKET_TYPE_CLIENT) {
client = (SilcClientEntry)sock->user_data;
} else {
- client = silc_server_get_client_resolve(server, client_id);
+ client = silc_server_get_client_resolve(server, client_id, FALSE,
+ &resolve);
if (!client) {
if (cmd->pending)
goto out;
- /* The client info is being resolved. Reprocess this packet after
- receiving the reply to the query. */
+ if (!resolve) {
+ silc_server_command_send_status_reply(
+ cmd, SILC_COMMAND_JOIN,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS, 0);
+ goto out;
+ }
+
+ /* The client info is being resolved. Reprocess this packet after
+ receiving the reply to the query. */
silc_server_command_pending(server, SILC_COMMAND_WHOIS,
server->cmd_ident,
silc_server_command_join,
*/
if (auth && auth_len && channel->mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) {
SilcIDListData idata = (SilcIDListData)client;
+ SilcChannelClientEntry chl2;
+ SilcHashTableList htl;
if (channel->founder_key && idata->public_key &&
silc_pkcs_public_key_compare(channel->founder_key,
idata->public_key)) {
- void *auth_data = (channel->founder_method == SILC_AUTH_PASSWORD ?
- (void *)channel->founder_passwd :
- (void *)channel->founder_key);
- uint32 auth_data_len = (channel->founder_method == SILC_AUTH_PASSWORD ?
- channel->founder_passwd_len : 0);
-
/* Check whether the client is to become founder */
- if (silc_auth_verify_data(auth, auth_len, channel->founder_method,
- auth_data, auth_data_len,
- idata->hash, client->id, SILC_ID_CLIENT)) {
+ if (silc_auth_verify_data(auth, auth_len, SILC_AUTH_PUBLIC_KEY,
+ channel->founder_key, 0, server->sha1hash,
+ client->id, SILC_ID_CLIENT)) {
+
+ /* There cannot be anyone else as founder on the channel now. This
+ client is definitely the founder due to this authentication */
+ silc_hash_table_list(channel->user_list, &htl);
+ while (silc_hash_table_get(&htl, NULL, (void *)&chl2))
+ if (chl2->mode & SILC_CHANNEL_UMODE_CHANFO) {
+ chl2->mode &= ~SILC_CHANNEL_UMODE_CHANFO;
+ silc_server_force_cumode_change(server, NULL, channel, chl2,
+ chl2->mode);
+ break;
+ }
+ silc_hash_table_list_reset(&htl);
+
umode = (SILC_CHANNEL_UMODE_CHANOP | SILC_CHANNEL_UMODE_CHANFO);
founder = TRUE;
}
(!silc_string_match(channel->invite_list, check) &&
!silc_string_match(channel->invite_list, check2))) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_NOT_INVITED);
+ SILC_STATUS_ERR_NOT_INVITED, 0);
goto out;
}
}
silc_string_match(channel->ban_list, check2)) {
silc_server_command_send_status_reply(
cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_BANNED_FROM_CHANNEL);
+ SILC_STATUS_ERR_BANNED_FROM_CHANNEL, 0);
goto out;
}
}
if (silc_hash_table_count(channel->user_list) + 1 >
channel->user_limit) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_CHANNEL_IS_FULL);
+ SILC_STATUS_ERR_CHANNEL_IS_FULL,
+ 0);
goto out;
}
}
if (channel->mode & SILC_CHANNEL_MODE_PASSPHRASE) {
/* Get passphrase */
tmp = silc_argument_get_arg_type(cmd->args, 3, &tmp_len);
- if (tmp) {
- passphrase = silc_calloc(tmp_len, sizeof(*passphrase));
- memcpy(passphrase, tmp, tmp_len);
- }
+ if (tmp)
+ passphrase = silc_memdup(tmp, tmp_len);
if (!passphrase || !channel->passphrase ||
memcmp(passphrase, channel->passphrase, strlen(channel->passphrase))) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_BAD_PASSWORD);
+ SILC_STATUS_ERR_BAD_PASSWORD, 0);
goto out;
}
}
*/
/* Check whether the client already is on the channel */
- if (silc_server_client_on_channel(client, channel)) {
+ if (silc_server_client_on_channel(client, channel, NULL)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_USER_ON_CHANNEL);
+ SILC_STATUS_ERR_USER_ON_CHANNEL, 0);
goto out;
}
chl->channel = channel;
silc_hash_table_add(channel->user_list, client, chl);
silc_hash_table_add(client->channels, channel, chl);
+ channel->user_count++;
+ channel->disabled = FALSE;
/* Get users on the channel */
silc_server_get_users_on_channel(server, channel, &user_list, &mode_list,
if (!(channel->mode & SILC_CHANNEL_MODE_PRIVKEY)) {
tmp = silc_id_id2str(channel->id, SILC_ID_CHANNEL);
- keyp = silc_channel_key_payload_encode(SILC_ID_CHANNEL_LEN, tmp,
+ keyp = silc_channel_key_payload_encode(silc_id_get_len(channel->id,
+ SILC_ID_CHANNEL),
+ tmp,
strlen(channel->channel_key->
cipher->name),
channel->channel_key->cipher->name,
silc_free(tmp);
}
+ if (channel->founder_key)
+ fkey = silc_pkcs_public_key_encode(channel->founder_key, &fkey_len);
+
reply =
silc_command_reply_payload_encode_va(SILC_COMMAND_JOIN,
- SILC_STATUS_OK, ident, 13,
+ SILC_STATUS_OK, 0, ident, 14,
2, channel->channel_name,
strlen(channel->channel_name),
3, chidp->data, chidp->len,
12, tmp3, 4,
13, user_list->data, user_list->len,
14, mode_list->data,
- mode_list->len);
+ mode_list->len,
+ 15, fkey, fkey_len);
/* Send command reply */
silc_server_packet_send(server, sock, SILC_PACKET_COMMAND_REPLY, 0,
we'll ignore it (in packet_receive.c) so we must send it here. If
we are router then this will send it to local clients and local
servers. */
+ SILC_LOG_DEBUG(("Send JOIN notify to channel"));
silc_server_send_notify_to_channel(server, NULL, channel, FALSE,
SILC_NOTIFY_TYPE_JOIN, 2,
clidp->data, clidp->len,
chidp->data, chidp->len);
+ /* Update statistics */
+ server->stat.my_chanclients++;
+ if (server->server_type == SILC_ROUTER) {
+ server->stat.cell_chanclients++;
+ server->stat.chanclients++;
+ }
+
if (!cmd->pending) {
/* Send JOIN notify packet to our primary router */
if (!server->standalone)
notify the mode change to the channel. */
if (founder) {
SILC_PUT32_MSB(chl->mode, mode);
+ SILC_LOG_DEBUG(("Send CUMODE_CHANGE notify to channel"));
silc_server_send_notify_to_channel(server, NULL, channel, FALSE,
- SILC_NOTIFY_TYPE_CUMODE_CHANGE, 3,
+ SILC_NOTIFY_TYPE_CUMODE_CHANGE, 4,
clidp->data, clidp->len,
- mode, 4, clidp->data, clidp->len);
-
- /* Set CUMODE notify type to network */
- if (!server->standalone)
- silc_server_send_notify_cumode(server, server->router->connection,
- server->server_type == SILC_ROUTER ?
- TRUE : FALSE, channel,
- chl->mode, client->id, SILC_ID_CLIENT,
- client->id);
+ mode, 4, clidp->data, clidp->len,
+ fkey, fkey_len);
}
}
+ /* Set CUMODE notify type to network */
+ if (founder && !server->standalone)
+ silc_server_send_notify_cumode(server, server->router->connection,
+ server->server_type == SILC_ROUTER ?
+ TRUE : FALSE, channel,
+ chl->mode, client->id, SILC_ID_CLIENT,
+ client->id, channel->founder_key);
+
silc_buffer_free(reply);
silc_buffer_free(clidp);
silc_buffer_free(chidp);
silc_buffer_free(keyp);
silc_buffer_free(user_list);
silc_buffer_free(mode_list);
+ silc_free(fkey);
out:
silc_free(passphrase);
SilcServerCommandContext cmd = (SilcServerCommandContext)context;
SilcServer server = cmd->server;
unsigned char *auth;
- uint32 tmp_len, auth_len;
+ SilcUInt32 tmp_len, auth_len;
char *tmp, *channel_name = NULL, *cipher, *hmac;
SilcChannelEntry channel;
- uint32 umode = 0;
+ SilcUInt32 umode = 0;
bool created = FALSE, create_key = TRUE;
SilcClientID *client_id;
tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
channel_name = tmp;
- if (strlen(channel_name) > 256)
+ if (tmp_len > 256)
channel_name[255] = '\0';
- if (silc_server_command_bad_chars(channel_name) == TRUE) {
+ if (silc_server_name_bad_chars(channel_name, tmp_len) == TRUE) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_BAD_CHANNEL);
+ SILC_STATUS_ERR_BAD_CHANNEL, 0);
goto out;
}
tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
- client_id = silc_id_payload_parse_id(tmp, tmp_len);
+ client_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
if (!client_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
channel_name, NULL);
if (cmd->sock->type == SILC_SOCKET_TYPE_CLIENT) {
- /* If this is coming from client the Client ID in the command packet must
- be same as the client's ID. */
- if (cmd->sock->type == SILC_SOCKET_TYPE_CLIENT) {
- SilcClientEntry entry = (SilcClientEntry)cmd->sock->user_data;
- if (!SILC_ID_CLIENT_COMPARE(entry->id, client_id)) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
- goto out;
- }
- }
+ SilcClientEntry entry = (SilcClientEntry)cmd->sock->user_data;
+ silc_free(client_id);
+ client_id = silc_id_dup(entry->id, SILC_ID_CLIENT);
- if (!channel || channel->disabled) {
+ if (!channel ||
+ (channel->disabled && server->server_type != SILC_ROUTER)) {
/* Channel not found */
/* If we are standalone server we don't have a router, we just create
channel = silc_server_create_new_channel(server, server->id, cipher,
hmac, channel_name, TRUE);
if (!channel) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_UNKNOWN_ALGORITHM);
+ silc_server_command_send_status_reply(
+ cmd, SILC_COMMAND_JOIN,
+ SILC_STATUS_ERR_UNKNOWN_ALGORITHM,
+ 0);
+ silc_free(client_id);
goto out;
}
or joins the client to it). */
if (server->server_type != SILC_ROUTER) {
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
/* If this is pending command callback then we've resolved
it and it didn't work, return since we've notified the
client already in the command reply callback. */
- if (cmd->pending)
+ if (cmd->pending) {
+ silc_free(client_id);
goto out;
+ }
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
silc_server_command_join,
silc_server_command_dup(cmd));
cmd->pending = TRUE;
+ silc_command_set_ident(cmd->payload, old_ident);
+ silc_buffer_free(tmpbuf);
+ silc_free(client_id);
goto out;
}
channel = silc_server_create_new_channel(server, server->id, cipher,
hmac, channel_name, TRUE);
if (!channel) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_UNKNOWN_ALGORITHM);
+ silc_server_command_send_status_reply(
+ cmd, SILC_COMMAND_JOIN,
+ SILC_STATUS_ERR_UNKNOWN_ALGORITHM, 0);
+ silc_free(client_id);
goto out;
}
something went wrong with the joining as the channel was not found.
We can't do anything else but ignore this. */
if (cmd->sock->type == SILC_SOCKET_TYPE_ROUTER ||
- server->server_type != SILC_ROUTER)
+ server->server_type != SILC_ROUTER) {
+ silc_free(client_id);
goto out;
+ }
/* We are router and the channel does not seem exist so we will check
our global list as well for the channel. */
channel = silc_server_create_new_channel(server, server->id, cipher,
hmac, channel_name, TRUE);
if (!channel) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_JOIN,
- SILC_STATUS_ERR_UNKNOWN_ALGORITHM);
+ silc_server_command_send_status_reply(
+ cmd, SILC_COMMAND_JOIN,
+ SILC_STATUS_ERR_UNKNOWN_ALGORITHM, 0);
+ silc_free(client_id);
goto out;
}
/* Check whether the channel was created by our router */
if (cmd->pending && context2) {
- SilcServerCommandReplyContext reply =
- (SilcServerCommandReplyContext)context2;
+ SilcServerCommandReplyContext reply = context2;
if (silc_command_get(reply->payload) == SILC_COMMAND_JOIN) {
tmp = silc_argument_get_arg_type(reply->args, 6, NULL);
SILC_GET32_MSB(created, tmp);
- create_key = FALSE; /* Router returned the key already */
+ if (silc_argument_get_arg_type(reply->args, 7, NULL))
+ create_key = FALSE; /* Router returned the key already */
+
+ if (silc_command_get_status(reply->payload, NULL, NULL) &&
+ channel->mode & SILC_CHANNEL_MODE_PASSPHRASE) {
+ /* Save channel passphrase, if user provided it successfully */
+ unsigned char *pa;
+ SilcUInt32 pa_len;
+ pa = silc_argument_get_arg_type(reply->args, 3, &pa_len);
+ if (pa) {
+ silc_free(channel->passphrase);
+ channel->passphrase = silc_memdup(pa, pa_len);
+ }
+ }
}
- if (silc_command_get(reply->payload) == SILC_COMMAND_WHOIS)
+ if (silc_command_get(reply->payload) == SILC_COMMAND_WHOIS &&
+ !channel->disabled && !silc_hash_table_count(channel->user_list))
created = TRUE;
}
/* If the channel does not have global users and is also empty the client
will be the channel founder and operator. */
- if (!channel->global_users && !silc_hash_table_count(channel->user_list))
+ if (!channel->disabled &&
+ !channel->global_users && !silc_hash_table_count(channel->user_list))
umode = (SILC_CHANNEL_UMODE_CHANOP | SILC_CHANNEL_UMODE_CHANFO);
/* Join to the channel */
SilcServer server = cmd->server;
SilcBuffer packet, idp;
char *motd, *dest_server;
- uint32 motd_len;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt32 motd_len;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_MOTD, cmd, 1, 1);
dest_server = silc_argument_get_arg_type(cmd->args, 1, NULL);
if (!dest_server) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_MOTD,
- SILC_STATUS_ERR_NO_SUCH_SERVER);
+ SILC_STATUS_ERR_NO_SUCH_SERVER, 0);
goto out;
}
idp = silc_id_payload_encode(server->id_entry->id, SILC_ID_SERVER);
- if (server->config && server->config->motd &&
- server->config->motd->motd_file) {
+ if (server->config && server->config->server_info &&
+ server->config->server_info->motd_file) {
/* Send motd */
- motd = silc_file_readfile(server->config->motd->motd_file, &motd_len);
+ motd = silc_file_readfile(server->config->server_info->motd_file,
+ &motd_len);
if (!motd)
goto out;
motd[motd_len] = 0;
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_MOTD,
- SILC_STATUS_OK, ident, 2,
+ SILC_STATUS_OK, 0,
+ ident, 2,
2, idp, idp->len,
3, motd, motd_len);
} else {
/* No motd */
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_MOTD,
- SILC_STATUS_OK, ident, 1,
+ SILC_STATUS_OK, 0,
+ ident, 1,
2, idp, idp->len);
}
entry && !entry->motd) {
/* Send to the server */
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
if (!entry && !cmd->pending && !server->standalone) {
/* Send to the primary router */
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
if (!entry) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_INFO,
- SILC_STATUS_ERR_NO_SUCH_SERVER);
+ SILC_STATUS_ERR_NO_SUCH_SERVER, 0);
goto out;
}
idp = silc_id_payload_encode(server->id_entry->id, SILC_ID_SERVER);
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_MOTD,
- SILC_STATUS_OK, ident, 2,
+ SILC_STATUS_OK, 0, ident, 2,
2, idp, idp->len,
3, entry->motd,
entry->motd ?
SilcServer server = cmd->server;
SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
SilcBuffer packet;
- unsigned char *tmp_mask;
- uint32 mask;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ unsigned char *tmp_mask, m[4];
+ SilcUInt32 mask = 0;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
+ bool set_mask = FALSE;
if (cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
goto out;
- SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_UMODE, cmd, 2, 2);
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_UMODE, cmd, 1, 2);
/* Get the client's mode mask */
tmp_mask = silc_argument_get_arg_type(cmd->args, 2, NULL);
- if (!tmp_mask) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_UMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
- goto out;
+ if (tmp_mask) {
+ SILC_GET32_MSB(mask, tmp_mask);
+ set_mask = TRUE;
}
- SILC_GET32_MSB(mask, tmp_mask);
-
- /*
- * Change the mode
- */
- if (mask & SILC_UMODE_SERVER_OPERATOR) {
- if (!(client->mode & SILC_UMODE_SERVER_OPERATOR)) {
- /* Cannot operator mode */
+ if (set_mask) {
+ /* Check that mode changing is allowed. */
+ if (!silc_server_check_umode_rights(server, client, mask)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_UMODE,
- SILC_STATUS_ERR_PERM_DENIED);
+ SILC_STATUS_ERR_PERM_DENIED, 0);
goto out;
}
- } else {
- if (client->mode & SILC_UMODE_SERVER_OPERATOR)
- /* Remove the server operator rights */
- client->mode &= ~SILC_UMODE_SERVER_OPERATOR;
- }
- if (mask & SILC_UMODE_ROUTER_OPERATOR) {
- if (!(client->mode & SILC_UMODE_ROUTER_OPERATOR)) {
- /* Cannot operator mode */
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_UMODE,
- SILC_STATUS_ERR_PERM_DENIED);
- goto out;
+ /* Anonymous mode cannot be set by client */
+ if (mask & SILC_UMODE_ANONYMOUS) {
+ if (!(client->mode & SILC_UMODE_ANONYMOUS)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_UMODE,
+ SILC_STATUS_ERR_PERM_DENIED, 0);
+ goto out;
+ }
+ } else {
+ if (client->mode & SILC_UMODE_ANONYMOUS) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_UMODE,
+ SILC_STATUS_ERR_PERM_DENIED, 0);
+ goto out;
+ }
}
- } else {
- if (client->mode & SILC_UMODE_ROUTER_OPERATOR)
- /* Remove the router operator rights */
- client->mode &= ~SILC_UMODE_ROUTER_OPERATOR;
- }
- if (mask & SILC_UMODE_GONE) {
- client->mode |= SILC_UMODE_GONE;
- } else {
- if (client->mode & SILC_UMODE_GONE)
- /* Remove the gone status */
- client->mode &= ~SILC_UMODE_GONE;
- }
+ /* Update statistics */
+ if (mask & SILC_UMODE_GONE) {
+ if (!(client->mode & SILC_UMODE_GONE))
+ server->stat.my_aways++;
+ } else {
+ if (client->mode & SILC_UMODE_GONE)
+ server->stat.my_aways--;
+ }
- /* Send UMODE change to primary router */
- if (!server->standalone)
- silc_server_send_notify_umode(server, server->router->connection, TRUE,
- client->id, client->mode);
+ /* Change the mode */
+ client->mode = mask;
+
+ /* Send UMODE change to primary router */
+ if (!server->standalone)
+ silc_server_send_notify_umode(server, server->router->connection, TRUE,
+ client->id, client->mode);
+
+ /* Check if anyone is watching this nickname */
+ if (server->server_type == SILC_ROUTER)
+ silc_server_check_watcher_list(server, client, NULL,
+ SILC_NOTIFY_TYPE_UMODE_CHANGE);
+ }
/* Send command reply to sender */
+ SILC_PUT32_MSB(client->mode, m);
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_UMODE,
- SILC_STATUS_OK, ident, 1,
- 2, tmp_mask, 4);
+ SILC_STATUS_OK, 0, ident, 1,
+ 2, m, sizeof(m));
silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0,
packet->data, packet->len, FALSE);
silc_buffer_free(packet);
silc_server_command_free(cmd);
}
-/* Checks that client has rights to add or remove channel modes. If any
- of the checks fails FALSE is returned. */
-
-int silc_server_check_cmode_rights(SilcChannelEntry channel,
- SilcChannelClientEntry client,
- uint32 mode)
-{
- int is_op = client->mode & SILC_CHANNEL_UMODE_CHANOP;
- int is_fo = client->mode & SILC_CHANNEL_UMODE_CHANFO;
-
- /* Check whether has rights to change anything */
- if (!is_op && !is_fo)
- return FALSE;
-
- /* Check whether has rights to change everything */
- if (is_op && is_fo)
- return TRUE;
-
- /* We know that client is channel operator, check that they are not
- changing anything that requires channel founder rights. Rest of the
- modes are available automatically for channel operator. */
-
- if (mode & SILC_CHANNEL_MODE_PRIVKEY) {
- if (!(channel->mode & SILC_CHANNEL_MODE_PRIVKEY))
- if (is_op && !is_fo)
- return FALSE;
- } else {
- if (channel->mode & SILC_CHANNEL_MODE_PRIVKEY) {
- if (is_op && !is_fo)
- return FALSE;
- }
- }
-
- if (mode & SILC_CHANNEL_MODE_PASSPHRASE) {
- if (!(channel->mode & SILC_CHANNEL_MODE_PASSPHRASE))
- if (is_op && !is_fo)
- return FALSE;
- } else {
- if (channel->mode & SILC_CHANNEL_MODE_PASSPHRASE) {
- if (is_op && !is_fo)
- return FALSE;
- }
- }
-
- if (mode & SILC_CHANNEL_MODE_CIPHER) {
- if (!(channel->mode & SILC_CHANNEL_MODE_CIPHER))
- if (is_op && !is_fo)
- return FALSE;
- } else {
- if (channel->mode & SILC_CHANNEL_MODE_CIPHER) {
- if (is_op && !is_fo)
- return FALSE;
- }
- }
-
- if (mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) {
- if (!(channel->mode & SILC_CHANNEL_MODE_FOUNDER_AUTH))
- if (is_op && !is_fo)
- return FALSE;
- } else {
- if (channel->mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) {
- if (is_op && !is_fo)
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
/* Server side command of CMODE. Changes channel mode */
SILC_SERVER_CMD_FUNC(cmode)
SilcServer server = cmd->server;
SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
SilcIDListData idata = (SilcIDListData)client;
- SilcChannelID *channel_id;
+ SilcChannelID *channel_id = NULL;
SilcChannelEntry channel;
SilcChannelClientEntry chl;
SilcBuffer packet, cidp;
unsigned char *tmp, *tmp_id, *tmp_mask;
char *cipher = NULL, *hmac = NULL, *passphrase = NULL;
- uint32 mode_mask, tmp_len, tmp_len2;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt32 mode_mask = 0, tmp_len, tmp_len2;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
+ bool set_mask = FALSE;
+ SilcPublicKey founder_key = NULL;
+ unsigned char *fkey = NULL;
+ SilcUInt32 fkey_len = 0;
- SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_CMODE, cmd, 2, 7);
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_CMODE, cmd, 1, 7);
/* Get Channel ID */
tmp_id = silc_argument_get_arg_type(cmd->args, 1, &tmp_len2);
if (!tmp_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
- channel_id = silc_id_payload_parse_id(tmp_id, tmp_len2);
+ channel_id = silc_id_payload_parse_id(tmp_id, tmp_len2, NULL);
if (!channel_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
/* Get the channel mode mask */
tmp_mask = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
- if (!tmp_mask) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
- goto out;
+ if (tmp_mask) {
+ SILC_GET32_MSB(mode_mask, tmp_mask);
+ set_mask = TRUE;
}
- SILC_GET32_MSB(mode_mask, tmp_mask);
/* Get channel entry */
channel = silc_idlist_find_channel_by_id(server->local_list,
channel_id, NULL);
if (!channel) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL,
+ 0);
goto out;
}
}
/* Check whether this client is on the channel */
- if (!silc_server_client_on_channel(client, channel)) {
+ if (!silc_server_client_on_channel(client, channel, &chl)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NOT_ON_CHANNEL);
+ SILC_STATUS_ERR_NOT_ON_CHANNEL, 0);
goto out;
}
- /* Get entry to the channel user list */
- silc_hash_table_find(channel->user_list, client, NULL, (void *)&chl);
-
/* Check that client has rights to change any requested channel modes */
- if (!silc_server_check_cmode_rights(channel, chl, mode_mask)) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NO_CHANNEL_PRIV);
+ if (set_mask && !silc_server_check_cmode_rights(server, channel, chl,
+ mode_mask)) {
+ silc_server_command_send_status_reply(
+ cmd, SILC_COMMAND_CMODE,
+ (!(chl->mode & SILC_CHANNEL_UMODE_CHANOP) ?
+ SILC_STATUS_ERR_NO_CHANNEL_PRIV :
+ SILC_STATUS_ERR_NO_CHANNEL_FOPRIV), 0);
+ goto out;
+ }
+
+ /* If mode mask was not sent as argument then merely return the current
+ mode mask to the sender. */
+ if (!set_mask) {
+ unsigned char m[4];
+ SILC_PUT32_MSB(channel->mode, m);
+ packet = silc_command_reply_payload_encode_va(SILC_COMMAND_CMODE,
+ SILC_STATUS_OK, 0, ident, 2,
+ 2, tmp_id, tmp_len2,
+ 3, m, sizeof(m));
+ silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0,
+ packet->data, packet->len, FALSE);
+ silc_buffer_free(packet);
goto out;
}
/* The mode is removed and we need to generate and distribute
new channel key. Clients are not using private channel keys
anymore after this. */
-
+
/* Re-generate channel key */
if (!silc_server_create_channel_key(server, channel, 0))
goto out;
-
+
/* Send the channel key. This sends it to our local clients and if
we are normal server to our router as well. */
silc_server_send_channel_key(server, NULL, channel,
server->server_type == SILC_ROUTER ?
FALSE : !server->standalone);
-
+
cipher = channel->channel_key->cipher->name;
hmac = (char *)silc_hmac_get_name(channel->hmac);
}
}
-
+
if (mode_mask & SILC_CHANNEL_MODE_ULIMIT) {
/* User limit is set on channel */
- uint32 user_limit;
+ SilcUInt32 user_limit;
/* Get user limit */
tmp = silc_argument_get_arg_type(cmd->args, 3, NULL);
if (!tmp) {
if (!(channel->mode & SILC_CHANNEL_MODE_ULIMIT)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS, 0);
goto out;
}
} else {
tmp = silc_argument_get_arg_type(cmd->args, 4, NULL);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS, 0);
goto out;
}
/* Save the passphrase */
- passphrase = channel->passphrase = strdup(tmp);
+ passphrase = channel->passphrase = silc_memdup(tmp, strlen(tmp));
}
} else {
if (channel->mode & SILC_CHANNEL_MODE_PASSPHRASE) {
/* Passphrase mode is unset. remove the passphrase */
- if (channel->passphrase) {
- silc_free(channel->passphrase);
- channel->passphrase = NULL;
- }
+ silc_free(channel->passphrase);
+ channel->passphrase = NULL;
}
}
cipher = silc_argument_get_arg_type(cmd->args, 5, NULL);
if (!cipher) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS, 0);
goto out;
}
/* Delete old cipher and allocate the new one */
if (!silc_cipher_alloc(cipher, &newkey)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_UNKNOWN_ALGORITHM);
+ SILC_STATUS_ERR_UNKNOWN_ALGORITHM, 0);
goto out;
}
/* Delete old cipher and allocate default one */
if (!silc_cipher_alloc(cipher ? cipher : SILC_DEFAULT_CIPHER, &newkey)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_UNKNOWN_ALGORITHM);
+ SILC_STATUS_ERR_UNKNOWN_ALGORITHM, 0);
goto out;
}
hmac = silc_argument_get_arg_type(cmd->args, 6, NULL);
if (!hmac) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS, 0);
goto out;
}
/* Delete old hmac and allocate the new one */
if (!silc_hmac_alloc(hmac, NULL, &newhmac)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_UNKNOWN_ALGORITHM);
+ SILC_STATUS_ERR_UNKNOWN_ALGORITHM, 0);
goto out;
}
silc_hmac_free(channel->hmac);
if (!silc_hmac_alloc(hmac ? hmac : SILC_DEFAULT_HMAC, NULL, &newhmac)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_UNKNOWN_ALGORITHM);
+ SILC_STATUS_ERR_UNKNOWN_ALGORITHM, 0);
goto out;
}
if (chl->mode & SILC_CHANNEL_UMODE_CHANFO) {
if (!(channel->mode & SILC_CHANNEL_MODE_FOUNDER_AUTH)) {
/* Set the founder authentication */
- SilcAuthPayload auth;
-
tmp = silc_argument_get_arg_type(cmd->args, 7, &tmp_len);
if (!tmp) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ silc_server_command_send_status_reply(
+ cmd, SILC_COMMAND_CMODE,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS, 0);
goto out;
}
- auth = silc_auth_payload_parse(tmp, tmp_len);
- if (!auth) {
+ /* Verify the payload before setting the mode */
+ if (!silc_auth_verify_data(tmp, tmp_len, SILC_AUTH_PUBLIC_KEY,
+ idata->public_key, 0, server->sha1hash,
+ client->id, SILC_ID_CLIENT)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_AUTH_FAILED,
+ 0);
goto out;
}
/* Save the public key */
- tmp = silc_pkcs_public_key_encode(idata->public_key, &tmp_len);
- silc_pkcs_public_key_decode(tmp, tmp_len, &channel->founder_key);
- silc_free(tmp);
-
- channel->founder_method = silc_auth_get_method(auth);
-
- if (channel->founder_method == SILC_AUTH_PASSWORD) {
- tmp = silc_auth_get_data(auth, &tmp_len);
- channel->founder_passwd =
- silc_calloc(tmp_len + 1, sizeof(*channel->founder_passwd));
- memcpy(channel->founder_passwd, tmp, tmp_len);
- channel->founder_passwd_len = tmp_len;
- } else {
- /* Verify the payload before setting the mode */
- if (!silc_auth_verify(auth, channel->founder_method,
- channel->founder_key, 0, idata->hash,
- client->id, SILC_ID_CLIENT)) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
- SILC_STATUS_ERR_AUTH_FAILED);
- goto out;
- }
- }
+ channel->founder_key = silc_pkcs_public_key_copy(idata->public_key);
+ if (!channel->founder_key) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
+ SILC_STATUS_ERR_AUTH_FAILED,
+ 0);
+ goto out;
+ }
- silc_auth_payload_free(auth);
+ founder_key = channel->founder_key;
+ fkey = silc_pkcs_public_key_encode(founder_key, &fkey_len);
+ if (!fkey) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CMODE,
+ SILC_STATUS_ERR_AUTH_FAILED,
+ 0);
+ goto out;
+ }
}
}
} else {
if (channel->mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) {
if (channel->founder_key)
silc_pkcs_public_key_free(channel->founder_key);
- if (channel->founder_passwd) {
- silc_free(channel->founder_passwd);
- channel->founder_passwd = NULL;
- }
+ channel->founder_key = NULL;
}
}
}
/* Send CMODE_CHANGE notify. */
cidp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
silc_server_send_notify_to_channel(server, NULL, channel, FALSE,
- SILC_NOTIFY_TYPE_CMODE_CHANGE, 5,
+ SILC_NOTIFY_TYPE_CMODE_CHANGE, 6,
cidp->data, cidp->len,
tmp_mask, 4,
cipher, cipher ? strlen(cipher) : 0,
hmac, hmac ? strlen(hmac) : 0,
passphrase, passphrase ?
- strlen(passphrase) : 0);
+ strlen(passphrase) : 0,
+ fkey, fkey_len);
/* Set CMODE notify type to network */
if (!server->standalone)
server->server_type == SILC_ROUTER ?
TRUE : FALSE, channel,
mode_mask, client->id, SILC_ID_CLIENT,
- cipher, hmac, passphrase);
+ cipher, hmac, passphrase, founder_key);
/* Send command reply to sender */
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_CMODE,
- SILC_STATUS_OK, ident, 2,
+ SILC_STATUS_OK, 0, ident, 2,
2, tmp_id, tmp_len2,
3, tmp_mask, 4);
silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0,
packet->data, packet->len, FALSE);
silc_buffer_free(packet);
- silc_free(channel_id);
silc_buffer_free(cidp);
out:
+ silc_free(fkey);
+ silc_free(channel_id);
silc_server_command_free(cmd);
}
SilcChannelClientEntry chl;
SilcBuffer packet, idp;
unsigned char *tmp_id, *tmp_ch_id, *tmp_mask;
- uint32 target_mask, sender_mask = 0, tmp_len, tmp_ch_len;
+ SilcUInt32 target_mask, sender_mask = 0, tmp_len, tmp_ch_len;
int notify = FALSE;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
+ SilcPublicKey founder_key = NULL;
+ unsigned char *fkey = NULL;
+ SilcUInt32 fkey_len = 0;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_CUMODE, cmd, 3, 4);
tmp_ch_id = silc_argument_get_arg_type(cmd->args, 1, &tmp_ch_len);
if (!tmp_ch_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
- channel_id = silc_id_payload_parse_id(tmp_ch_id, tmp_ch_len);
+ channel_id = silc_id_payload_parse_id(tmp_ch_id, tmp_ch_len, NULL);
if (!channel_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
channel_id, NULL);
if (!channel) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL,
+ 0);
goto out;
}
}
/* Check whether sender is on the channel */
- if (!silc_server_client_on_channel(client, channel)) {
+ if (!silc_server_client_on_channel(client, channel, &chl)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NOT_ON_CHANNEL);
+ SILC_STATUS_ERR_NOT_ON_CHANNEL, 0);
goto out;
}
-
- /* Check that client has rights to change other's rights */
- silc_hash_table_find(channel->user_list, client, NULL, (void *)&chl);
sender_mask = chl->mode;
/* Get the target client's channel mode mask */
tmp_mask = silc_argument_get_arg_type(cmd->args, 2, NULL);
if (!tmp_mask) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
SILC_GET32_MSB(target_mask, tmp_mask);
tmp_id = silc_argument_get_arg_type(cmd->args, 3, &tmp_len);
if (!tmp_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NO_CLIENT_ID);
+ SILC_STATUS_ERR_NO_CLIENT_ID, 0);
goto out;
}
- client_id = silc_id_payload_parse_id(tmp_id, tmp_len);
+ client_id = silc_id_payload_parse_id(tmp_id, tmp_len, NULL);
if (!client_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NO_CLIENT_ID);
+ SILC_STATUS_ERR_NO_CLIENT_ID, 0);
goto out;
}
!(sender_mask & SILC_CHANNEL_UMODE_CHANFO) &&
!(sender_mask & SILC_CHANNEL_UMODE_CHANOP)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NO_CHANNEL_PRIV);
+ SILC_STATUS_ERR_NO_CHANNEL_PRIV, 0);
goto out;
}
/* Check whether target client is on the channel */
if (target_client != client) {
- if (!silc_server_client_on_channel(target_client, channel)) {
+ if (!silc_server_client_on_channel(target_client, channel, &chl)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_USER_NOT_ON_CHANNEL);
+ SILC_STATUS_ERR_USER_NOT_ON_CHANNEL, 0);
goto out;
}
-
- /* Get entry to the channel user list */
- silc_hash_table_find(channel->user_list, target_client, NULL,
- (void *)&chl);
}
/*
/* If the target client is founder, no one else can change their mode
but themselves. */
- if (chl->mode & SILC_CHANNEL_UMODE_CHANFO && chl->client != target_client) {
+ if (chl->mode & SILC_CHANNEL_UMODE_CHANFO && client != target_client) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NOT_YOU);
+ SILC_STATUS_ERR_NO_CHANNEL_FOPRIV,
+ 0);
goto out;
}
if (target_mask & SILC_CHANNEL_UMODE_CHANFO) {
+ if (target_client != client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_NOT_YOU, 0);
+ goto out;
+ }
+
if (!(chl->mode & SILC_CHANNEL_UMODE_CHANFO)) {
/* The client tries to claim the founder rights. */
unsigned char *tmp_auth;
- uint32 tmp_auth_len, auth_len;
- void *auth;
-
- if (target_client != client) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NOT_YOU);
- goto out;
- }
+ SilcUInt32 tmp_auth_len;
+ SilcChannelClientEntry chl2;
+ SilcHashTableList htl;
if (!(channel->mode & SILC_CHANNEL_MODE_FOUNDER_AUTH) ||
!channel->founder_key || !idata->public_key ||
!silc_pkcs_public_key_compare(channel->founder_key,
idata->public_key)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NOT_YOU);
+ SILC_STATUS_ERR_AUTH_FAILED, 0);
goto out;
}
tmp_auth = silc_argument_get_arg_type(cmd->args, 4, &tmp_auth_len);
if (!tmp_auth) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_AUTH_FAILED, 0);
goto out;
}
- auth = (channel->founder_method == SILC_AUTH_PASSWORD ?
- (void *)channel->founder_passwd : (void *)channel->founder_key);
- auth_len = (channel->founder_method == SILC_AUTH_PASSWORD ?
- channel->founder_passwd_len : 0);
-
- if (!silc_auth_verify_data(tmp_auth, tmp_auth_len,
- channel->founder_method, auth, auth_len,
- idata->hash, client->id, SILC_ID_CLIENT)) {
+ /* Verify the authentication payload */
+ if (!silc_auth_verify_data(tmp_auth, tmp_auth_len, SILC_AUTH_PUBLIC_KEY,
+ channel->founder_key, 0, server->sha1hash,
+ client->id, SILC_ID_CLIENT)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_AUTH_FAILED);
+ SILC_STATUS_ERR_AUTH_FAILED, 0);
goto out;
}
-
- sender_mask = chl->mode |= SILC_CHANNEL_UMODE_CHANFO;
+
notify = TRUE;
+ founder_key = channel->founder_key;
+ fkey = silc_pkcs_public_key_encode(founder_key, &fkey_len);
+ if (!fkey) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_AUTH_FAILED, 0);
+ goto out;
+ }
+
+ /* There cannot be anyone else as founder on the channel now. This
+ client is definitely the founder due to this authentication */
+ silc_hash_table_list(channel->user_list, &htl);
+ while (silc_hash_table_get(&htl, NULL, (void *)&chl2))
+ if (chl2->mode & SILC_CHANNEL_UMODE_CHANFO) {
+ chl2->mode &= ~SILC_CHANNEL_UMODE_CHANFO;
+ silc_server_force_cumode_change(server, NULL, channel, chl2,
+ chl2->mode);
+ break;
+ }
+ silc_hash_table_list_reset(&htl);
+
+ sender_mask = chl->mode |= SILC_CHANNEL_UMODE_CHANFO;
}
} else {
if (chl->mode & SILC_CHANNEL_UMODE_CHANFO) {
notify = TRUE;
} else {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NOT_YOU);
+ SILC_STATUS_ERR_NOT_YOU, 0);
goto out;
}
}
if (target_mask & SILC_CHANNEL_UMODE_CHANOP) {
/* Promote to operator */
if (!(chl->mode & SILC_CHANNEL_UMODE_CHANOP)) {
- if (!(sender_mask & SILC_CHANNEL_UMODE_CHANOP) &&
- !(sender_mask & SILC_CHANNEL_UMODE_CHANFO)) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NO_CHANNEL_PRIV);
- goto out;
+ if (!(sender_mask & SILC_CHANNEL_UMODE_CHANOP) &&
+ !(sender_mask & SILC_CHANNEL_UMODE_CHANFO)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_NO_CHANNEL_PRIV,
+ 0);
+ goto out;
}
chl->mode |= SILC_CHANNEL_UMODE_CHANOP;
} else {
if (chl->mode & SILC_CHANNEL_UMODE_CHANOP) {
if (!(sender_mask & SILC_CHANNEL_UMODE_CHANOP) &&
- !(sender_mask & SILC_CHANNEL_UMODE_CHANFO)) {
+ !(sender_mask & SILC_CHANNEL_UMODE_CHANFO)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_NO_CHANNEL_PRIV,
+ 0);
+ goto out;
+ }
+
+ /* Demote to normal user */
+ chl->mode &= ~SILC_CHANNEL_UMODE_CHANOP;
+ notify = TRUE;
+ }
+ }
+
+ if (target_mask & SILC_CHANNEL_UMODE_BLOCK_MESSAGES) {
+ if (target_client != client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_NOT_YOU, 0);
+ goto out;
+ }
+
+ if (!(chl->mode & SILC_CHANNEL_UMODE_BLOCK_MESSAGES)) {
+ chl->mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES;
+ notify = TRUE;
+ }
+ } else {
+ if (chl->mode & SILC_CHANNEL_UMODE_BLOCK_MESSAGES) {
+ if (target_client != client) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
- SILC_STATUS_ERR_NO_CHANNEL_PRIV);
+ SILC_STATUS_ERR_NOT_YOU, 0);
goto out;
}
- /* Demote to normal user */
- chl->mode &= ~SILC_CHANNEL_UMODE_CHANOP;
+ chl->mode &= ~SILC_CHANNEL_UMODE_BLOCK_MESSAGES;
+ notify = TRUE;
+ }
+ }
+
+ if (target_mask & SILC_CHANNEL_UMODE_BLOCK_MESSAGES_USERS) {
+ if (target_client != client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_NOT_YOU, 0);
+ goto out;
+ }
+
+ if (!(chl->mode & SILC_CHANNEL_UMODE_BLOCK_MESSAGES_USERS)) {
+ chl->mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES_USERS;
+ notify = TRUE;
+ }
+ } else {
+ if (chl->mode & SILC_CHANNEL_UMODE_BLOCK_MESSAGES_USERS) {
+ if (target_client != client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_NOT_YOU, 0);
+ goto out;
+ }
+
+ chl->mode &= ~SILC_CHANNEL_UMODE_BLOCK_MESSAGES_USERS;
+ notify = TRUE;
+ }
+ }
+
+ if (target_mask & SILC_CHANNEL_UMODE_BLOCK_MESSAGES_ROBOTS) {
+ if (target_client != client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_NOT_YOU, 0);
+ goto out;
+ }
+
+ if (!(chl->mode & SILC_CHANNEL_UMODE_BLOCK_MESSAGES_ROBOTS)) {
+ chl->mode |= SILC_CHANNEL_UMODE_BLOCK_MESSAGES_ROBOTS;
+ notify = TRUE;
+ }
+ } else {
+ if (chl->mode & SILC_CHANNEL_UMODE_BLOCK_MESSAGES_ROBOTS) {
+ if (target_client != client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_NOT_YOU, 0);
+ goto out;
+ }
+
+ chl->mode &= ~SILC_CHANNEL_UMODE_BLOCK_MESSAGES_ROBOTS;
+ notify = TRUE;
+ }
+ }
+
+ if (target_mask & SILC_CHANNEL_UMODE_QUIET) {
+ if (!(chl->mode & SILC_CHANNEL_UMODE_QUIET)) {
+ if (client == target_client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_PERM_DENIED, 0);
+ goto out;
+ }
+ chl->mode |= SILC_CHANNEL_UMODE_QUIET;
+ notify = TRUE;
+ }
+ } else {
+ if (chl->mode & SILC_CHANNEL_UMODE_QUIET) {
+ if (client == target_client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_CUMODE,
+ SILC_STATUS_ERR_PERM_DENIED, 0);
+ goto out;
+ }
+ chl->mode &= ~SILC_CHANNEL_UMODE_QUIET;
notify = TRUE;
}
}
/* Send notify to channel, notify only if mode was actually changed. */
if (notify) {
silc_server_send_notify_to_channel(server, NULL, channel, FALSE,
- SILC_NOTIFY_TYPE_CUMODE_CHANGE, 3,
+ SILC_NOTIFY_TYPE_CUMODE_CHANGE, 4,
idp->data, idp->len,
tmp_mask, 4,
- tmp_id, tmp_len);
+ tmp_id, tmp_len,
+ fkey, fkey_len);
/* Set CUMODE notify type to network */
if (!server->standalone)
TRUE : FALSE, channel,
target_mask, client->id,
SILC_ID_CLIENT,
- target_client->id);
+ target_client->id, founder_key);
}
/* Send command reply to sender */
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_CUMODE,
- SILC_STATUS_OK, ident, 3,
+ SILC_STATUS_OK, 0, ident, 3,
2, tmp_mask, 4,
3, tmp_ch_id, tmp_ch_len,
4, tmp_id, tmp_len);
silc_buffer_free(idp);
out:
+ silc_free(fkey);
silc_server_command_free(cmd);
}
SilcChannelEntry channel;
SilcChannelClientEntry chl;
SilcBuffer idp;
- uint32 tmp_len, target_idp_len;
+ SilcUInt32 tmp_len, target_idp_len;
unsigned char *tmp, *comment, *target_idp;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_LEAVE, cmd, 1, 3);
tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
- channel_id = silc_id_payload_parse_id(tmp, tmp_len);
+ channel_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
if (!channel_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
channel_id, NULL);
if (!channel) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL,
+ 0);
goto out;
}
}
/* Check whether sender is on the channel */
- if (!silc_server_client_on_channel(client, channel)) {
+ if (!silc_server_client_on_channel(client, channel, &chl)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_NOT_ON_CHANNEL);
+ SILC_STATUS_ERR_NOT_ON_CHANNEL, 0);
goto out;
}
/* Check that the kicker is channel operator or channel founder */
- silc_hash_table_find(channel->user_list, client, NULL, (void *)&chl);
- if (chl->mode == SILC_CHANNEL_UMODE_NONE) {
+ if (!(chl->mode & SILC_CHANNEL_UMODE_CHANOP) &&
+ !(chl->mode & SILC_CHANNEL_UMODE_CHANFO)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_NO_CHANNEL_PRIV);
+ SILC_STATUS_ERR_NO_CHANNEL_PRIV, 0);
goto out;
}
target_idp = silc_argument_get_arg_type(cmd->args, 2, &target_idp_len);
if (!target_idp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_NO_CLIENT_ID);
+ SILC_STATUS_ERR_NO_CLIENT_ID, 0);
goto out;
}
- client_id = silc_id_payload_parse_id(target_idp, target_idp_len);
+ client_id = silc_id_payload_parse_id(target_idp, target_idp_len, NULL);
if (!client_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_NO_CLIENT_ID);
+ SILC_STATUS_ERR_NO_CLIENT_ID, 0);
goto out;
}
client_id, TRUE, NULL);
}
+ /* Check whether target client is on the channel */
+ if (!silc_server_client_on_channel(target_client, channel, &chl)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
+ SILC_STATUS_ERR_USER_NOT_ON_CHANNEL,
+ 0);
+ goto out;
+ }
+
/* Check that the target client is not channel founder. Channel founder
cannot be kicked from the channel. */
- silc_hash_table_find(channel->user_list, target_client, NULL, (void *)&chl);
if (chl->mode & SILC_CHANNEL_UMODE_CHANFO) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_NO_CHANNEL_FOPRIV);
+ SILC_STATUS_ERR_NO_CHANNEL_FOPRIV,
+ 0);
goto out;
}
- /* Check whether target client is on the channel */
- if (!silc_server_client_on_channel(target_client, channel)) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_ERR_USER_NOT_ON_CHANNEL);
- goto out;
- }
-
/* Get comment */
tmp_len = 0;
comment = silc_argument_get_arg_type(cmd->args, 3, &tmp_len);
/* Send command reply to sender */
silc_server_command_send_status_reply(cmd, SILC_COMMAND_KICK,
- SILC_STATUS_OK);
+ SILC_STATUS_OK, 0);
/* Send KICKED notify to local clients on the channel */
idp = silc_id_payload_encode(client->id, SILC_ID_CLIENT);
silc_server_send_notify_kicked(server, server->router->connection,
server->server_type == SILC_ROUTER ?
TRUE : FALSE, channel,
- target_client->id, comment);
+ target_client->id, client->id, comment);
if (!(channel->mode & SILC_CHANNEL_MODE_PRIVKEY)) {
/* Re-generate channel key */
SilcServer server = cmd->server;
SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
unsigned char *username, *auth;
- uint32 tmp_len;
- SilcServerConfigSectionAdminConnection *admin;
+ SilcUInt32 tmp_len;
+ SilcServerConfigAdmin *admin;
SilcIDListData idata = (SilcIDListData)client;
+ bool result = FALSE;
+ SilcPublicKey cached_key;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_OPER, cmd, 1, 2);
username = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
if (!username) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_OPER,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
/* Get the admin configuration */
- admin = silc_server_config_find_admin(server->config, cmd->sock->ip,
+ admin = silc_server_config_find_admin(server, cmd->sock->ip,
username, client->nickname);
if (!admin) {
- admin = silc_server_config_find_admin(server->config, cmd->sock->hostname,
+ admin = silc_server_config_find_admin(server, cmd->sock->hostname,
username, client->nickname);
if (!admin) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_OPER,
- SILC_STATUS_ERR_AUTH_FAILED);
+ SILC_STATUS_ERR_AUTH_FAILED,
+ 0);
goto out;
}
}
auth = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
if (!auth) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_OPER,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
- /* Verify the authentication data */
- if (!silc_auth_verify_data(auth, tmp_len, admin->auth_meth,
- admin->auth_data, admin->auth_data_len,
- idata->hash, client->id, SILC_ID_CLIENT)) {
+ /* Verify the authentication data. If both passphrase and public key
+ is set then try both of them. */
+ if (admin->passphrase)
+ result = silc_auth_verify_data(auth, tmp_len, SILC_AUTH_PASSWORD,
+ admin->passphrase, admin->passphrase_len,
+ idata->hash, client->id, SILC_ID_CLIENT);
+ if (!result && admin->publickeys) {
+ cached_key = silc_server_get_public_key(server, admin->publickeys);
+ if (!cached_key)
+ goto out;
+ result = silc_auth_verify_data(auth, tmp_len, SILC_AUTH_PUBLIC_KEY,
+ cached_key, 0, idata->hash,
+ client->id, SILC_ID_CLIENT);
+ }
+ if (!result) {
+ /* Authentication failed */
silc_server_command_send_status_reply(cmd, SILC_COMMAND_OPER,
- SILC_STATUS_ERR_AUTH_FAILED);
+ SILC_STATUS_ERR_AUTH_FAILED,
+ 0);
goto out;
}
/* Client is now server operator */
client->mode |= SILC_UMODE_SERVER_OPERATOR;
+ /* Update statistics */
+ if (client->connection)
+ server->stat.my_server_ops++;
+ if (server->server_type == SILC_ROUTER)
+ server->stat.server_ops++;
+
/* Send UMODE change to primary router */
if (!server->standalone)
silc_server_send_notify_umode(server, server->router->connection, TRUE,
client->id, client->mode);
+ /* Check if anyone is watching this nickname */
+ if (server->server_type == SILC_ROUTER)
+ silc_server_check_watcher_list(server, client, NULL,
+ SILC_NOTIFY_TYPE_UMODE_CHANGE);
+
/* Send reply to the sender */
silc_server_command_send_status_reply(cmd, SILC_COMMAND_OPER,
- SILC_STATUS_OK);
+ SILC_STATUS_OK, 0);
out:
silc_server_command_free(cmd);
}
-/* Server side of SILCOPER command. Client uses this comand to obtain router
- operator privileges to this router. */
-
-SILC_SERVER_CMD_FUNC(silcoper)
+SILC_TASK_CALLBACK(silc_server_command_detach_cb)
{
- SilcServerCommandContext cmd = (SilcServerCommandContext)context;
- SilcServer server = cmd->server;
- SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
- unsigned char *username, *auth;
- uint32 tmp_len;
- SilcServerConfigSectionAdminConnection *admin;
- SilcIDListData idata = (SilcIDListData)client;
+ QuitInternal q = (QuitInternal)context;
+ SilcClientEntry client = (SilcClientEntry)q->sock->user_data;
- SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_SILCOPER, cmd, 1, 2);
+ /* If there is pending outgoing data for the client then purge it
+ to the network before closing connection. */
+ silc_server_packet_queue_purge(q->server, q->sock);
- if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
- goto out;
+ /* Close the connection on our side */
+ client->router = NULL;
+ client->connection = NULL;
+ q->sock->user_data = NULL;
+ silc_server_close_connection(q->server, q->sock);
- if (server->server_type != SILC_ROUTER) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
- SILC_STATUS_ERR_AUTH_FAILED);
- goto out;
+ silc_free(q);
+}
+
+SILC_TASK_CALLBACK(silc_server_command_detach_timeout)
+{
+ QuitInternal q = (QuitInternal)context;
+ SilcClientID *client_id = (SilcClientID *)q->sock;
+ SilcClientEntry client;
+
+ SILC_LOG_DEBUG(("Start"));
+
+ client = silc_idlist_find_client_by_id(q->server->local_list, client_id,
+ FALSE, NULL);
+
+ if (client && client->mode & SILC_UMODE_DETACHED)
+ silc_server_free_client_data(q->server, NULL, client, TRUE,
+ "Detach timeout");
+
+ silc_free(client_id);
+ silc_free(q);
+}
+
+/* Server side of DETACH command. Detached the client from the network
+ by closing the connection but preserving the session. */
+
+SILC_SERVER_CMD_FUNC(detach)
+{
+ SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+ SilcServer server = cmd->server;
+ SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
+ QuitInternal q;
+
+ if (server->config->detach_disabled) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_DETACH,
+ SILC_STATUS_ERR_UNKNOWN_COMMAND, 0);
+ goto out;
}
- /* Get the username */
- username = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
- if (!username) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ if (cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
goto out;
+
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_DETACH, cmd, 0, 0);
+
+ /* Send the user mode notify to notify that client is detached */
+ client->mode |= SILC_UMODE_DETACHED;
+ client->data.status &= ~SILC_IDLIST_STATUS_RESUMED;
+ client->last_command = 0;
+ client->fast_command = 0;
+ if (!server->standalone)
+ silc_server_send_notify_umode(server, server->router->connection,
+ server->server_type == SILC_SERVER ?
+ FALSE : TRUE, client->id, client->mode);
+ server->stat.my_detached++;
+
+ /* Check if anyone is watching this nickname */
+ if (server->server_type == SILC_ROUTER)
+ silc_server_check_watcher_list(server, client, NULL,
+ SILC_NOTIFY_TYPE_UMODE_CHANGE);
+
+ q = silc_calloc(1, sizeof(*q));
+ q->server = server;
+ q->sock = cmd->sock;
+ silc_schedule_task_add(server->schedule, 0, silc_server_command_detach_cb,
+ q, 0, 200000, SILC_TASK_TIMEOUT, SILC_TASK_PRI_LOW);
+
+ if (server->config->detach_timeout) {
+ q = silc_calloc(1, sizeof(*q));
+ q->server = server;
+ q->sock = silc_id_dup(client->id, SILC_ID_CLIENT);
+ silc_schedule_task_add(server->schedule, 0,
+ silc_server_command_detach_timeout,
+ q, server->config->detach_timeout * 60,
+ 0, SILC_TASK_TIMEOUT, SILC_TASK_PRI_LOW);
}
- /* Get the admin configuration */
- admin = silc_server_config_find_admin(server->config, cmd->sock->ip,
- username, client->nickname);
- if (!admin) {
- admin = silc_server_config_find_admin(server->config, cmd->sock->hostname,
- username, client->nickname);
- if (!admin) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
- SILC_STATUS_ERR_AUTH_FAILED);
- goto out;
+ /* Send reply to the sender */
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_DETACH,
+ SILC_STATUS_OK, 0);
+
+ out:
+ silc_server_command_free(cmd);
+}
+
+/* Server side of WATCH command. */
+
+SILC_SERVER_CMD_FUNC(watch)
+{
+ SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+ SilcServer server = cmd->server;
+ char *add_nick, *del_nick;
+ SilcUInt32 add_nick_len, del_nick_len, tmp_len;
+ char nick[128 + 1];
+ unsigned char hash[16], *tmp;
+ SilcClientEntry client;
+ SilcClientID *client_id = NULL;
+
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_WATCH, cmd, 1, 3);
+
+ if (server->server_type == SILC_SERVER && !server->standalone) {
+ if (!cmd->pending) {
+ /* Send the command to router */
+ SilcBuffer tmpbuf;
+ SilcUInt16 old_ident;
+
+ old_ident = silc_command_get_ident(cmd->payload);
+ silc_command_set_ident(cmd->payload, ++server->cmd_ident);
+ tmpbuf = silc_command_payload_encode_payload(cmd->payload);
+
+ silc_server_packet_send(server, server->router->connection,
+ SILC_PACKET_COMMAND, cmd->packet->flags,
+ tmpbuf->data, tmpbuf->len, TRUE);
+
+ /* Reprocess this packet after received reply from router */
+ silc_server_command_pending(server, SILC_COMMAND_WATCH,
+ silc_command_get_ident(cmd->payload),
+ silc_server_command_watch,
+ silc_server_command_dup(cmd));
+ cmd->pending = TRUE;
+ silc_command_set_ident(cmd->payload, old_ident);
+ silc_buffer_free(tmpbuf);
+ } else if (context2) {
+ /* Received reply from router, just send same data to the client. */
+ SilcServerCommandReplyContext reply = context2;
+ SilcStatus status;
+ silc_command_get_status(reply->payload, &status, NULL);
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH, status,
+ 0);
}
+
+ goto out;
}
- /* Get the authentication payload */
- auth = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
- if (!auth) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ /* We are router and keep the watch list for local cell */
+
+ /* Get the client ID */
+ tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
+ if (!tmp) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
+ goto out;
+ }
+ client_id = silc_id_payload_parse_id(tmp, tmp_len, NULL);
+ if (!client_id) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
+ 0);
goto out;
}
- /* Verify the authentication data */
- if (!silc_auth_verify_data(auth, tmp_len, admin->auth_meth,
- admin->auth_data, admin->auth_data_len,
- idata->hash, client->id, SILC_ID_CLIENT)) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
- SILC_STATUS_ERR_AUTH_FAILED);
+ /* Get the client entry which must be in local list */
+ client = silc_idlist_find_client_by_id(server->local_list,
+ client_id, TRUE, NULL);
+ if (!client) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
+ 0);
goto out;
}
- /* Client is now router operator */
- client->mode |= SILC_UMODE_ROUTER_OPERATOR;
+ /* Take nickname */
+ add_nick = silc_argument_get_arg_type(cmd->args, 2, &add_nick_len);
+ del_nick = silc_argument_get_arg_type(cmd->args, 3, &del_nick_len);
+ if (!add_nick && !del_nick) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
+ goto out;
+ }
- /* Send UMODE change to primary router */
- if (!server->standalone)
- silc_server_send_notify_umode(server, server->router->connection, TRUE,
- client->id, client->mode);
+ if (add_nick && add_nick_len > 128)
+ add_nick[128] = '\0';
+ if (del_nick && del_nick_len > 128)
+ del_nick[128] = '\0';
- /* Send reply to the sender */
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
- SILC_STATUS_OK);
+ memset(nick, 0, sizeof(nick));
+
+ /* Add new nickname to be watched in our cell */
+ if (add_nick) {
+ if (silc_server_name_bad_chars(add_nick, strlen(add_nick)) == TRUE) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_ERR_BAD_NICKNAME, 0);
+ goto out;
+ }
+
+ /* Hash the nick, we have the hash saved, not nicks because we can
+ do one to one mapping to the nick from Client ID hash this way. */
+ silc_to_lower(add_nick, nick, sizeof(nick) - 1);
+ silc_hash_make(server->md5hash, nick, strlen(nick), hash);
+
+ /* Check whether this client is already watching this nickname */
+ if (silc_hash_table_find_by_context(server->watcher_list, hash,
+ client, NULL)) {
+ /* Nickname is alredy being watched for this client */
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_ERR_NICKNAME_IN_USE,
+ 0);
+ goto out;
+ }
+
+ /* Get the nickname from the watcher list and use the same key in
+ new entries as well. If key doesn't exist then create it. */
+ if (!silc_hash_table_find(server->watcher_list, hash, (void **)&tmp, NULL))
+ tmp = silc_memdup(hash, CLIENTID_HASH_LEN);
+
+ /* Add the client to the watcher list with the specified nickname hash. */
+ silc_hash_table_add(server->watcher_list, tmp, client);
+ }
+
+ /* Delete nickname from watch list */
+ if (del_nick) {
+ if (silc_server_name_bad_chars(del_nick, strlen(del_nick)) == TRUE) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_ERR_BAD_NICKNAME, 0);
+ goto out;
+ }
+
+ /* Hash the nick, we have the hash saved, not nicks because we can
+ do one to one mapping to the nick from Client ID hash this way. */
+ silc_to_lower(del_nick, nick, sizeof(nick) - 1);
+ silc_hash_make(server->md5hash, nick, strlen(nick), hash);
+
+ /* Check that this client is watching for this nickname */
+ if (!silc_hash_table_find_by_context(server->watcher_list, hash,
+ client, (void **)&tmp)) {
+ /* Nickname is alredy being watched for this client */
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_ERR_NO_SUCH_NICK, 0);
+ goto out;
+ }
+
+ /* Delete the nickname from the watcher list. */
+ silc_hash_table_del_by_context(server->watcher_list, hash, client);
+
+ /* Now check whether there still exists entries with this key, if not
+ then free the key to not leak memory. */
+ if (!silc_hash_table_find(server->watcher_list, hash, NULL, NULL))
+ silc_free(tmp);
+ }
+
+ /* Distribute the watch list to backup routers too */
+ if (server->backup) {
+ SilcBuffer tmpbuf;
+ silc_command_set_ident(cmd->payload, ++server->cmd_ident);
+ tmpbuf = silc_command_payload_encode_payload(cmd->payload);
+ silc_server_backup_send(server, NULL, SILC_PACKET_COMMAND,
+ cmd->packet->flags, tmpbuf->data, tmpbuf->len,
+ FALSE, TRUE);
+ silc_buffer_free(tmpbuf);
+ }
+
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_WATCH,
+ SILC_STATUS_OK, 0);
out:
+ silc_free(client_id);
silc_server_command_free(cmd);
}
-/* Server side command of CONNECT. Connects us to the specified remote
- server or router. */
+/* Server side of SILCOPER command. Client uses this comand to obtain router
+ operator privileges to this router. */
-SILC_SERVER_CMD_FUNC(connect)
+SILC_SERVER_CMD_FUNC(silcoper)
{
SilcServerCommandContext cmd = (SilcServerCommandContext)context;
SilcServer server = cmd->server;
SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
- unsigned char *tmp, *host;
- uint32 tmp_len;
- uint32 port = SILC_PORT;
+ unsigned char *username, *auth;
+ SilcUInt32 tmp_len;
+ SilcServerConfigAdmin *admin;
+ SilcIDListData idata = (SilcIDListData)client;
+ bool result = FALSE;
+ SilcPublicKey cached_key;
- SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_CONNECT, cmd, 1, 2);
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_SILCOPER, cmd, 1, 2);
if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
goto out;
- /* Check whether client has the permissions. */
- if (client->mode == SILC_UMODE_NONE) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CONNECT,
- SILC_STATUS_ERR_NO_SERVER_PRIV);
+ if (server->server_type != SILC_ROUTER) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
+ SILC_STATUS_ERR_AUTH_FAILED, 0);
goto out;
}
- if (server->server_type == SILC_ROUTER &&
- client->mode & SILC_UMODE_SERVER_OPERATOR) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CONNECT,
- SILC_STATUS_ERR_NO_ROUTER_PRIV);
+ /* Get the username */
+ username = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
+ if (!username) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
- /* Get the remote server */
- host = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
- if (!host) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CONNECT,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ /* Get the admin configuration */
+ admin = silc_server_config_find_admin(server, cmd->sock->ip,
+ username, client->nickname);
+ if (!admin) {
+ admin = silc_server_config_find_admin(server, cmd->sock->hostname,
+ username, client->nickname);
+ if (!admin) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
+ SILC_STATUS_ERR_AUTH_FAILED, 0);
+ goto out;
+ }
+ }
+
+ /* Get the authentication payload */
+ auth = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
+ if (!auth) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
- /* Get port */
- tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
- if (tmp)
- SILC_GET32_MSB(port, tmp);
+ /* Verify the authentication data. If both passphrase and public key
+ is set then try both of them. */
+ if (admin->passphrase)
+ result = silc_auth_verify_data(auth, tmp_len, SILC_AUTH_PASSWORD,
+ admin->passphrase, admin->passphrase_len,
+ idata->hash, client->id, SILC_ID_CLIENT);
+ if (!result && admin->publickeys) {
+ cached_key = silc_server_get_public_key(server, admin->publickeys);
+ if (!cached_key)
+ goto out;
+ result = silc_auth_verify_data(auth, tmp_len, SILC_AUTH_PUBLIC_KEY,
+ cached_key, 0, idata->hash,
+ client->id, SILC_ID_CLIENT);
+ }
+ if (!result) {
+ /* Authentication failed */
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_OPER,
+ SILC_STATUS_ERR_AUTH_FAILED, 0);
+ goto out;
+ }
- /* Create the connection. It is done with timeout and is async. */
- silc_server_create_connection(server, host, port);
+ /* Client is now router operator */
+ client->mode |= SILC_UMODE_ROUTER_OPERATOR;
+
+ /* Update statistics */
+ if (client->connection)
+ server->stat.my_router_ops++;
+ if (server->server_type == SILC_ROUTER)
+ server->stat.router_ops++;
+
+ /* Send UMODE change to primary router */
+ if (!server->standalone)
+ silc_server_send_notify_umode(server, server->router->connection, TRUE,
+ client->id, client->mode);
+
+ /* Check if anyone is watching this nickname */
+ if (server->server_type == SILC_ROUTER)
+ silc_server_check_watcher_list(server, client, NULL,
+ SILC_NOTIFY_TYPE_UMODE_CHANGE);
/* Send reply to the sender */
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CONNECT,
- SILC_STATUS_OK);
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_SILCOPER,
+ SILC_STATUS_OK, 0);
out:
silc_server_command_free(cmd);
SilcChannelClientEntry chl;
SilcChannelID *channel_id = NULL;
unsigned char *id, *add, *del;
- uint32 id_len, tmp_len;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt32 id_len, tmp_len;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
if (cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
goto out;
/* Get Channel ID */
id = silc_argument_get_arg_type(cmd->args, 1, &id_len);
if (id) {
- channel_id = silc_id_payload_parse_id(id, id_len);
+ channel_id = silc_id_payload_parse_id(id, id_len, NULL);
if (!channel_id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_BAN,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
}
channel_id, NULL);
if (!channel) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_BAN,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL,
+ 0);
goto out;
}
}
/* Check whether this client is on the channel */
- if (!silc_server_client_on_channel(client, channel)) {
+ if (!silc_server_client_on_channel(client, channel, &chl)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_BAN,
- SILC_STATUS_ERR_NOT_ON_CHANNEL);
+ SILC_STATUS_ERR_NOT_ON_CHANNEL, 0);
goto out;
}
- /* Get entry to the channel user list */
- silc_hash_table_find(channel->user_list, client, NULL, (void *)&chl);
-
/* The client must be at least channel operator. */
if (!(chl->mode & SILC_CHANNEL_UMODE_CHANOP)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_BAN,
- SILC_STATUS_ERR_NO_CHANNEL_PRIV);
+ SILC_STATUS_ERR_NO_CHANNEL_PRIV, 0);
goto out;
}
/* Send the reply back to the client */
packet =
silc_command_reply_payload_encode_va(SILC_COMMAND_BAN,
- SILC_STATUS_OK, ident, 2,
+ SILC_STATUS_OK, 0, ident, 2,
2, id, id_len,
3, channel->ban_list,
channel->ban_list ?
- strlen(channel->ban_list) - 1 : 0);
+ strlen(channel->ban_list) -1 : 0);
silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0,
packet->data, packet->len, FALSE);
silc_server_command_free(cmd);
}
-/* Server side command of CLOSE. Closes connection to a specified server. */
-
-SILC_SERVER_CMD_FUNC(close)
-{
- SilcServerCommandContext cmd = (SilcServerCommandContext)context;
- SilcServer server = cmd->server;
- SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
- SilcServerEntry server_entry;
- SilcSocketConnection sock;
- unsigned char *tmp;
- uint32 tmp_len;
- unsigned char *name;
- uint32 port = SILC_PORT;
-
- SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_CLOSE, cmd, 1, 2);
-
- if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
- goto out;
-
- /* Check whether client has the permissions. */
- if (client->mode == SILC_UMODE_NONE) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CLOSE,
- SILC_STATUS_ERR_NO_SERVER_PRIV);
- goto out;
- }
-
- /* Get the remote server */
- name = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
- if (!name) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CLOSE,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
- goto out;
- }
-
- /* Get port */
- tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
- if (tmp)
- SILC_GET32_MSB(port, tmp);
-
- server_entry = silc_idlist_find_server_by_conn(server->local_list,
- name, port, FALSE, NULL);
- if (!server_entry)
- server_entry = silc_idlist_find_server_by_conn(server->global_list,
- name, port, FALSE, NULL);
- if (!server_entry) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CLOSE,
- SILC_STATUS_ERR_NO_SERVER_ID);
- goto out;
- }
-
- /* Send reply to the sender */
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_CLOSE,
- SILC_STATUS_OK);
-
- /* Close the connection to the server */
- sock = (SilcSocketConnection)server_entry->connection;
-
- /* If we shutdown primary router connection manually then don't trigger
- any reconnect or backup router connections, by setting the router
- to NULL here. */
- if (server->router == server_entry) {
- server->id_entry->router = NULL;
- server->router = NULL;
- server->standalone = TRUE;
- }
- silc_server_free_sock_user_data(server, sock, NULL);
- silc_server_close_connection(server, sock);
-
- out:
- silc_server_command_free(cmd);
-}
-
-/* Server side command of SHUTDOWN. Shutdowns the server and closes all
- active connections. */
-
-SILC_SERVER_CMD_FUNC(shutdown)
-{
- SilcServerCommandContext cmd = (SilcServerCommandContext)context;
- SilcServer server = cmd->server;
- SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
-
- SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_SHUTDOWN, cmd, 0, 0);
-
- if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
- goto out;
-
- /* Check whether client has the permission. */
- if (client->mode == SILC_UMODE_NONE) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_SHUTDOWN,
- SILC_STATUS_ERR_NO_SERVER_PRIV);
- goto out;
- }
-
- /* Send reply to the sender */
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_SHUTDOWN,
- SILC_STATUS_OK);
-
- /* Then, gracefully, or not, bring the server down. */
- silc_server_stop(server);
- exit(0);
-
- out:
- silc_server_command_free(cmd);
-}
-
/* Server side command of LEAVE. Removes client from a channel. */
SILC_SERVER_CMD_FUNC(leave)
SilcClientEntry id_entry = (SilcClientEntry)cmd->sock->user_data;
SilcChannelID *id = NULL;
SilcChannelEntry channel;
- uint32 len;
+ SilcUInt32 len;
unsigned char *tmp;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_LEAVE, cmd, 1, 2);
tmp = silc_argument_get_arg_type(cmd->args, 1, &len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_LEAVE,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
- id = silc_id_payload_parse_id(tmp, len);
+ id = silc_id_payload_parse_id(tmp, len, NULL);
if (!id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_LEAVE,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
channel = silc_idlist_find_channel_by_id(server->global_list, id, NULL);
if (!channel) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_LEAVE,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL,
+ 0);
goto out;
}
}
/* Check whether this client is on the channel */
- if (!silc_server_client_on_channel(id_entry, channel)) {
+ if (!silc_server_client_on_channel(id_entry, channel, NULL)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_LEAVE,
- SILC_STATUS_ERR_NOT_ON_CHANNEL);
+ SILC_STATUS_ERR_NOT_ON_CHANNEL, 0);
goto out;
}
server->server_type == SILC_ROUTER ?
TRUE : FALSE, channel, id_entry->id);
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_LEAVE,
- SILC_STATUS_OK);
+ silc_server_command_send_status_data(cmd, SILC_COMMAND_LEAVE,
+ SILC_STATUS_OK, 0, 2, tmp, len);
/* Remove client from channel */
if (!silc_server_remove_from_one_channel(server, sock, channel, id_entry,
SilcChannelID *id = NULL;
SilcBuffer packet, idp;
unsigned char *channel_id;
- uint32 channel_id_len;
+ SilcUInt32 channel_id_len;
SilcBuffer client_id_list;
SilcBuffer client_mode_list;
unsigned char lc[4];
- uint32 list_count = 0;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt32 list_count = 0;
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
char *channel_name;
SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_USERS, cmd, 1, 2);
if (!channel_id && !channel_name) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_USERS,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
if (channel_id) {
- id = silc_id_payload_parse_id(channel_id, channel_id_len);
+ id = silc_id_payload_parse_id(channel_id, channel_id_len, NULL);
if (!id) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_USERS,
- SILC_STATUS_ERR_NO_CHANNEL_ID);
+ SILC_STATUS_ERR_NO_CHANNEL_ID, 0);
goto out;
}
}
channel = silc_idlist_find_channel_by_name(server->local_list,
channel_name, NULL);
- if (!channel || channel->disabled) {
+ if (!channel || (!server->standalone && (channel->disabled ||
+ !channel->users_resolved))) {
if (server->server_type != SILC_ROUTER && !server->standalone &&
!cmd->pending) {
SilcBuffer tmpbuf;
if (!channel) {
/* Channel really does not exist */
silc_server_command_send_status_reply(cmd, SILC_COMMAND_USERS,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NO_SUCH_CHANNEL,
+ 0);
goto out;
}
}
/* If the channel is private or secret do not send anything, unless the
- user requesting this command is on the channel. */
+ user requesting this command is on the channel or is server */
if (cmd->sock->type == SILC_SOCKET_TYPE_CLIENT) {
if (channel->mode & (SILC_CHANNEL_MODE_PRIVATE | SILC_CHANNEL_MODE_SECRET)
- && !silc_server_client_on_channel(cmd->sock->user_data, channel)) {
+ && !silc_server_client_on_channel(cmd->sock->user_data, channel,
+ NULL)) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_USERS,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
- goto out;
- }
- } else {
- if (channel->mode &
- (SILC_CHANNEL_MODE_PRIVATE | SILC_CHANNEL_MODE_SECRET)) {
- silc_server_command_send_status_reply(cmd, SILC_COMMAND_USERS,
- SILC_STATUS_ERR_NO_SUCH_CHANNEL);
+ SILC_STATUS_ERR_NOT_ON_CHANNEL, 0);
goto out;
}
}
/* Get the users list */
- silc_server_get_users_on_channel(server, channel, &client_id_list,
- &client_mode_list, &list_count);
+ if (!silc_server_get_users_on_channel(server, channel, &client_id_list,
+ &client_mode_list, &list_count)) {
+ list_count = 0;
+ client_id_list = NULL;
+ client_mode_list = NULL;
+ }
/* List count */
SILC_PUT32_MSB(list_count, lc);
/* Send reply */
idp = silc_id_payload_encode(channel->id, SILC_ID_CHANNEL);
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_USERS,
- SILC_STATUS_OK, ident, 4,
+ SILC_STATUS_OK, 0, ident, 4,
2, idp->data, idp->len,
3, lc, 4,
- 4, client_id_list->data,
- client_id_list->len,
- 5, client_mode_list->data,
- client_mode_list->len);
+ 4, client_id_list ?
+ client_id_list->data : NULL,
+ client_id_list ?
+ client_id_list->len : 0,
+ 5, client_mode_list ?
+ client_mode_list->data : NULL,
+ client_mode_list ?
+ client_mode_list->len : 0);
silc_server_packet_send(server, cmd->sock, SILC_PACKET_COMMAND_REPLY, 0,
packet->data, packet->len, FALSE);
silc_buffer_free(idp);
silc_buffer_free(packet);
- silc_buffer_free(client_id_list);
- silc_buffer_free(client_mode_list);
+ if (client_id_list)
+ silc_buffer_free(client_id_list);
+ if (client_mode_list)
+ silc_buffer_free(client_mode_list);
silc_free(id);
out:
SilcClientID *client_id = NULL;
SilcServerID *server_id = NULL;
SilcIDPayload idp = NULL;
- uint16 ident = silc_command_get_ident(cmd->payload);
+ SilcUInt16 ident = silc_command_get_ident(cmd->payload);
unsigned char *tmp, *pkdata;
- uint32 tmp_len, pklen;
+ SilcUInt32 tmp_len, pklen;
SilcBuffer pk = NULL;
SilcIdType id_type;
+ SilcPublicKey public_key;
SILC_LOG_DEBUG(("Start"));
tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
if (!tmp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_GETKEY,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
idp = silc_id_payload_parse(tmp, tmp_len);
if (!idp) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_GETKEY,
- SILC_STATUS_ERR_NOT_ENOUGH_PARAMS);
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
goto out;
}
client_id, TRUE, NULL);
if ((!client && !cmd->pending && !server->standalone) ||
- (client && !client->connection && !cmd->pending) ||
+ (client && !client->connection && !cmd->pending &&
+ !(client->mode & SILC_UMODE_DETACHED)) ||
(client && !client->data.public_key && !cmd->pending)) {
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
SilcSocketConnection dest_sock;
dest_sock = silc_server_get_client_route(server, NULL, 0,
- client_id, NULL);
+ client_id, NULL, NULL);
if (!dest_sock)
goto out;
if (!client) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_GETKEY,
- SILC_STATUS_ERR_NO_SUCH_CLIENT_ID);
+ SILC_STATUS_ERR_NO_SUCH_CLIENT_ID,
+ 0);
goto out;
}
/* The client is locally connected, just get the public key and
send it back. If they key does not exist then do not send it,
send just OK reply */
- if (!client->data.public_key) {
+ public_key = client->data.public_key;
+ if (!public_key) {
pkdata = NULL;
pklen = 0;
} else {
- tmp = silc_pkcs_public_key_encode(client->data.public_key, &tmp_len);
+ tmp = silc_pkcs_public_key_encode(public_key, &tmp_len);
pk = silc_buffer_alloc(4 + tmp_len);
silc_buffer_pull_tail(pk, SILC_BUFFER_END(pk));
silc_buffer_format(pk,
(server_entry && !server_entry->data.public_key && !cmd->pending &&
!server->standalone))) {
SilcBuffer tmpbuf;
- uint16 old_ident;
+ SilcUInt16 old_ident;
old_ident = silc_command_get_ident(cmd->payload);
silc_command_set_ident(cmd->payload, ++server->cmd_ident);
silc_server_command_getkey,
silc_server_command_dup(cmd));
cmd->pending = TRUE;
-
silc_command_set_ident(cmd->payload, old_ident);
silc_buffer_free(tmpbuf);
goto out;
if (!server_entry) {
silc_server_command_send_status_reply(cmd, SILC_COMMAND_GETKEY,
- SILC_STATUS_ERR_NO_SUCH_SERVER_ID);
+ SILC_STATUS_ERR_NO_SUCH_SERVER_ID,
+ 0);
goto out;
}
/* If they key does not exist then do not send it, send just OK reply */
- if (!server_entry->data.public_key) {
+ public_key = (!server_entry->data.public_key ?
+ (server_entry == server->id_entry ? server->public_key :
+ NULL) : server_entry->data.public_key);
+ if (!public_key) {
pkdata = NULL;
pklen = 0;
} else {
- tmp = silc_pkcs_public_key_encode(server_entry->data.public_key,
- &tmp_len);
+ tmp = silc_pkcs_public_key_encode(public_key, &tmp_len);
pk = silc_buffer_alloc(4 + tmp_len);
silc_buffer_pull_tail(pk, SILC_BUFFER_END(pk));
silc_buffer_format(pk,
tmp = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
packet = silc_command_reply_payload_encode_va(SILC_COMMAND_GETKEY,
- SILC_STATUS_OK, ident,
+ SILC_STATUS_OK, 0, ident,
pkdata ? 2 : 1,
2, tmp, tmp_len,
3, pkdata, pklen);
silc_free(server_id);
silc_server_command_free(cmd);
}
+
+
+/* Private range commands, specific to this implementation */
+
+/* Server side command of CONNECT. Connects us to the specified remote
+ server or router. */
+
+SILC_SERVER_CMD_FUNC(connect)
+{
+ SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+ SilcServer server = cmd->server;
+ SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
+ unsigned char *tmp, *host;
+ SilcUInt32 tmp_len;
+ SilcUInt32 port = SILC_PORT;
+
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_PRIV_CONNECT, cmd, 1, 2);
+
+ if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
+ goto out;
+
+ /* Check whether client has the permissions. */
+ if (!(client->mode & SILC_UMODE_SERVER_OPERATOR) &&
+ !(client->mode & SILC_UMODE_ROUTER_OPERATOR)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CONNECT,
+ SILC_STATUS_ERR_NO_SERVER_PRIV, 0);
+ goto out;
+ }
+
+ if (server->server_type == SILC_ROUTER &&
+ client->mode & SILC_UMODE_SERVER_OPERATOR) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CONNECT,
+ SILC_STATUS_ERR_NO_ROUTER_PRIV, 0);
+ goto out;
+ }
+
+ /* Get the remote server */
+ host = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
+ if (!host) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CONNECT,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
+ goto out;
+ }
+
+ /* Get port */
+ tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
+ if (tmp)
+ SILC_GET32_MSB(port, tmp);
+
+ /* Create the connection. It is done with timeout and is async. */
+ silc_server_create_connection(server, host, port);
+
+ /* Send reply to the sender */
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CONNECT,
+ SILC_STATUS_OK, 0);
+
+ out:
+ silc_server_command_free(cmd);
+}
+
+/* Server side command of CLOSE. Closes connection to a specified server. */
+
+SILC_SERVER_CMD_FUNC(close)
+{
+ SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+ SilcServer server = cmd->server;
+ SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
+ SilcServerEntry server_entry;
+ SilcSocketConnection sock;
+ unsigned char *tmp;
+ SilcUInt32 tmp_len;
+ unsigned char *name;
+ SilcUInt32 port = SILC_PORT;
+
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_PRIV_CLOSE, cmd, 1, 2);
+
+ if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
+ goto out;
+
+ /* Check whether client has the permissions. */
+ if (!(client->mode & SILC_UMODE_SERVER_OPERATOR) &&
+ !(client->mode & SILC_UMODE_ROUTER_OPERATOR)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CLOSE,
+ SILC_STATUS_ERR_NO_SERVER_PRIV,
+ 0);
+ goto out;
+ }
+
+ /* Get the remote server */
+ name = silc_argument_get_arg_type(cmd->args, 1, &tmp_len);
+ if (!name) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CLOSE,
+ SILC_STATUS_ERR_NOT_ENOUGH_PARAMS,
+ 0);
+ goto out;
+ }
+
+ /* Get port */
+ tmp = silc_argument_get_arg_type(cmd->args, 2, &tmp_len);
+ if (tmp)
+ SILC_GET32_MSB(port, tmp);
+
+ server_entry = silc_idlist_find_server_by_conn(server->local_list,
+ name, port, FALSE, NULL);
+ if (!server_entry)
+ server_entry = silc_idlist_find_server_by_conn(server->global_list,
+ name, port, FALSE, NULL);
+ if (!server_entry) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CLOSE,
+ SILC_STATUS_ERR_NO_SERVER_ID, 0);
+ goto out;
+ }
+
+ /* Send reply to the sender */
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_CLOSE,
+ SILC_STATUS_OK, 0);
+
+ /* Close the connection to the server */
+ sock = (SilcSocketConnection)server_entry->connection;
+
+ /* If we shutdown primary router connection manually then don't trigger
+ any reconnect or backup router connections, by setting the router
+ to NULL here. */
+ if (server->router == server_entry) {
+ server->id_entry->router = NULL;
+ server->router = NULL;
+ server->standalone = TRUE;
+ }
+ silc_server_free_sock_user_data(server, sock, NULL);
+ silc_server_close_connection(server, sock);
+
+ out:
+ silc_server_command_free(cmd);
+}
+
+/* Server side command of SHUTDOWN. Shutdowns the server and closes all
+ active connections. */
+
+SILC_SERVER_CMD_FUNC(shutdown)
+{
+ SilcServerCommandContext cmd = (SilcServerCommandContext)context;
+ SilcServer server = cmd->server;
+ SilcClientEntry client = (SilcClientEntry)cmd->sock->user_data;
+
+ SILC_SERVER_COMMAND_CHECK(SILC_COMMAND_PRIV_SHUTDOWN, cmd, 0, 0);
+
+ if (!client || cmd->sock->type != SILC_SOCKET_TYPE_CLIENT)
+ goto out;
+
+ /* Check whether client has the permission. */
+ if (!(client->mode & SILC_UMODE_SERVER_OPERATOR) &&
+ !(client->mode & SILC_UMODE_ROUTER_OPERATOR)) {
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_SHUTDOWN,
+ SILC_STATUS_ERR_NO_SERVER_PRIV,
+ 0);
+ goto out;
+ }
+
+ /* Send reply to the sender */
+ silc_server_command_send_status_reply(cmd, SILC_COMMAND_PRIV_SHUTDOWN,
+ SILC_STATUS_OK, 0);
+
+ /* Then, gracefully, or not, bring the server down. */
+ silc_server_stop(server);
+ exit(0);
+
+ out:
+ silc_server_command_free(cmd);
+}
projects / silc.git / blobdiff