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
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
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
silc_buffer_set(&buffer, (unsigned char *)payload, payload_len);
newp = silc_calloc(1, sizeof(*newp));
if (!newp)
silc_buffer_set(&buffer, (unsigned char *)payload, payload_len);
newp = silc_calloc(1, sizeof(*newp));
if (!newp)
-void *silc_id_payload_parse_id(const unsigned char *data, SilcUInt32 len,
- SilcIdType *ret_type)
+SilcBool silc_id_payload_parse_id(const unsigned char *data, SilcUInt32 len,
+ SilcIdType *ret_type, void *ret_id,
+ SilcUInt32 ret_id_size)
silc_buffer_set(&buffer, (unsigned char *)data, len);
ret = silc_buffer_unformat(&buffer,
silc_buffer_set(&buffer, (unsigned char *)data, len);
ret = silc_buffer_unformat(&buffer,
ret = silc_buffer_unformat(&buffer,
SILC_STR_UI_XNSTRING(&id_data, idlen),
SILC_STR_END);
if (ret == -1)
ret = silc_buffer_unformat(&buffer,
SILC_STR_UI_XNSTRING(&id_data, idlen),
SILC_STR_END);
if (ret == -1)
- id = silc_id_str2id(id_data, idlen, type);
+ if (!silc_id_str2id(id_data, idlen, type, ret_id, ret_id_size))
+ goto err;
- id_data = silc_id_id2str(id, type);
- len = silc_id_get_len(id, type);
+ if (!silc_id_id2str(id, type, id_data, sizeof(id_data), &len))
+ return NULL;
- return payload ? silc_id_str2id(payload->id, payload->len,
- payload->type) : NULL;
+ if (!payload)
+ return FALSE;
+ return silc_id_str2id(payload->id, payload->len, payload->type,
+ ret_id, ret_id_len);
-unsigned char *silc_id_id2str(const void *id, SilcIdType type)
+SilcBool silc_id_id2str(const void *id, SilcIdType type,
+ unsigned char *ret_id, SilcUInt32 ret_id_size,
+ SilcUInt32 *ret_id_len)
SilcServerID *server_id;
SilcClientID *client_id;
SilcChannelID *channel_id;
SilcUInt32 id_len = silc_id_get_len(id, type);
SilcServerID *server_id;
SilcClientID *client_id;
SilcChannelID *channel_id;
SilcUInt32 id_len = silc_id_get_len(id, type);
memcpy(ret_id, server_id->ip.data, server_id->ip.data_len);
SILC_PUT16_MSB(server_id->port, &ret_id[server_id->ip.data_len]);
SILC_PUT16_MSB(server_id->rnd, &ret_id[server_id->ip.data_len + 2]);
memcpy(ret_id, server_id->ip.data, server_id->ip.data_len);
SILC_PUT16_MSB(server_id->port, &ret_id[server_id->ip.data_len]);
SILC_PUT16_MSB(server_id->rnd, &ret_id[server_id->ip.data_len + 2]);
memcpy(ret_id, client_id->ip.data, client_id->ip.data_len);
ret_id[client_id->ip.data_len] = client_id->rnd;
memcpy(ret_id, client_id->ip.data, client_id->ip.data_len);
ret_id[client_id->ip.data_len] = client_id->rnd;
memcpy(ret_id, channel_id->ip.data, channel_id->ip.data_len);
SILC_PUT16_MSB(channel_id->port, &ret_id[channel_id->ip.data_len]);
SILC_PUT16_MSB(channel_id->rnd, &ret_id[channel_id->ip.data_len + 2]);
memcpy(ret_id, channel_id->ip.data, channel_id->ip.data_len);
SILC_PUT16_MSB(channel_id->port, &ret_id[channel_id->ip.data_len]);
SILC_PUT16_MSB(channel_id->rnd, &ret_id[channel_id->ip.data_len + 2]);
-void *silc_id_str2id(const unsigned char *id, SilcUInt32 id_len,
- SilcIdType type)
+SilcBool silc_id_str2id(const unsigned char *id, SilcUInt32 id_len,
+ SilcIdType type, void *ret_id, SilcUInt32 ret_id_size)
memcpy(server_id->ip.data, id, (id_len > ID_SERVER_LEN_PART + 4 ?
16 : 4));
server_id->ip.data_len = (id_len > ID_SERVER_LEN_PART + 4 ? 16 : 4);
SILC_GET16_MSB(server_id->port, &id[server_id->ip.data_len]);
SILC_GET16_MSB(server_id->rnd, &id[server_id->ip.data_len + 2]);
memcpy(server_id->ip.data, id, (id_len > ID_SERVER_LEN_PART + 4 ?
16 : 4));
server_id->ip.data_len = (id_len > ID_SERVER_LEN_PART + 4 ? 16 : 4);
SILC_GET16_MSB(server_id->port, &id[server_id->ip.data_len]);
SILC_GET16_MSB(server_id->rnd, &id[server_id->ip.data_len + 2]);
- client_id = silc_calloc(1, sizeof(*client_id));
- if (!client_id)
- return NULL;
+ if (ret_id_size < sizeof(SilcClientID))
+ return FALSE;
+
+ memset(ret_id, 0, ret_id_size);
memcpy(client_id->ip.data, id, (id_len > ID_CLIENT_LEN_PART + 4 ?
16 : 4));
client_id->ip.data_len = (id_len > ID_CLIENT_LEN_PART + 4 ? 16 : 4);
client_id->rnd = id[client_id->ip.data_len];
memcpy(client_id->ip.data, id, (id_len > ID_CLIENT_LEN_PART + 4 ?
16 : 4));
client_id->ip.data_len = (id_len > ID_CLIENT_LEN_PART + 4 ? 16 : 4);
client_id->rnd = id[client_id->ip.data_len];
memcpy(channel_id->ip.data, id, (id_len > ID_CHANNEL_LEN_PART + 4 ?
16 : 4));
channel_id->ip.data_len = (id_len > ID_CHANNEL_LEN_PART + 4 ? 16 : 4);
SILC_GET16_MSB(channel_id->port, &id[channel_id->ip.data_len]);
SILC_GET16_MSB(channel_id->rnd, &id[channel_id->ip.data_len + 2]);
memcpy(channel_id->ip.data, id, (id_len > ID_CHANNEL_LEN_PART + 4 ?
16 : 4));
channel_id->ip.data_len = (id_len > ID_CHANNEL_LEN_PART + 4 ? 16 : 4);
SILC_GET16_MSB(channel_id->port, &id[channel_id->ip.data_len]);
SILC_GET16_MSB(channel_id->rnd, &id[channel_id->ip.data_len + 2]);