int client_register(int user_level, const char* password, int type, int mode)
{
con.user_level = user_level;
strcpy(con.password, password);
rcp_packet reg_req;
init_rcp_header(®_req, 0, RCP_COMMAND_CONF_RCP_CLIENT_REGISTRATION, RCP_COMMAND_MODE_WRITE, RCP_DATA_TYPE_P_OCTET);
char pphrase[MAX_PASSPHRASE_LEN];
int plen;
int res = generate_passphrase(mode, con.user_level, con.password, pphrase, &plen);
if (res == -1)
goto error;
tlog_hex(TLOG_DEBUG, "passphrase", pphrase, plen);
unsigned short tmp16;
reg_req.payload[0] = type;
reg_req.payload[1] = 0;
tmp16 = htons(0);
memcpy(reg_req.payload+2, &tmp16, 2);
reg_req.payload[4] = mode;
reg_req.payload[5] = plen;
tmp16 = htons(1);
memcpy(reg_req.payload+6, &tmp16, 2);
tmp16 = htons(0xffff);
memcpy(reg_req.payload+8, &tmp16, 2);
memcpy(reg_req.payload+10, pphrase, plen);
//cl_reg.payload[plen+10] = 0;
reg_req.payload_length = plen + 10;
//tlog_hex("client register payload", cl_reg.payload, cl_reg.payload_length);
rcp_packet* reg_resp = rcp_command(®_req);
if (reg_resp == NULL)
goto error;
tlog_hex(TLOG_DEBUG, "client register response", reg_resp->payload, reg_resp->payload_length);
if (reg_resp->payload[0] == 0)
goto error;
con.user_level = reg_resp->payload[1];
con.client_id = ntohs(*(unsigned short*)(reg_resp->payload+2));
return 0;
error:
TL_ERROR("client_register()");
return -1;
}
int request_sps_pps(rcp_session* session, int coder, unsigned char* data, int *len)
{
rcp_packet req;
*len = 0;
init_rcp_header(&req, session->session_id, RCP_COMMAND_CONF_ENC_GET_SPS_AND_PPS, RCP_COMMAND_MODE_READ, RCP_DATA_TYPE_P_OCTET);
req.numeric_descriptor = coder;
rcp_packet* resp = rcp_command(&req);
if (resp == NULL)
goto error;
TL_INFO("resp action : %d", resp->action);
tlog_hex(TLOG_DEBUG, "sps_pps_resp", resp->payload, resp->payload_length);
memcpy(data, resp->payload, resp->payload_length);
*len = resp->payload_length;
return 0;
error:
TL_ERROR("request_sps_pps()");
return -1;
}
int client_disconnect(rcp_session* session)
{
rcp_packet discon_req;
init_rcp_header(&discon_req, session->session_id, RCP_COMMAND_CONF_DISCONNECT_PRIMITIVE, RCP_COMMAND_MODE_WRITE, RCP_DATA_TYPE_P_OCTET);
discon_req.payload_length = 8;
discon_req.payload[0] = 0x01; // connection disconnected
discon_req.payload[1] = 0x01; // normal termination
memcpy(discon_req.payload + 4, &con.ctrl_addr.sin_addr.s_addr, 4);
rcp_packet* discon_resp = rcp_command(&discon_req);
if (discon_resp == NULL)
goto error;
tlog_hex(TLOG_DEBUG, "client disconnect response", discon_resp->payload, discon_resp->payload_length);
return 0;
error:
TL_ERROR("client_disconnect()");
return -1;
}
int get_audio_input_level(int line)
{
rcp_packet req;
init_rcp_header(&req, 0, RCP_COMMAND_CONF_AUDIO_INPUT_LEVEL, RCP_COMMAND_MODE_READ, RCP_DATA_TYPE_T_DWORD);
req.numeric_descriptor = line;
rcp_packet* resp = rcp_command(&req);
if (resp == NULL)
goto error;
tlog_hex(TLOG_INFO, "audio input level", resp->payload, resp->payload_length);
return ntohl(*resp->payload);
error:
TL_ERROR("get_audio_input_level()");
return -1;
}
static int rcp_recv()
{
int res;
int len;
int received;
unsigned char buffer[RCP_MAX_PACKET_LEN];
res = recv(con.control_socket, buffer, TPKT_HEADER_LENGTH, 0);
if (res == -1)
goto error;
len = ntohs(*(unsigned short*)(buffer+2));
len -= TPKT_HEADER_LENGTH;
received = 0;
while (received < len)
{
res = recv(con.control_socket, buffer+received, len-received, 0);
if (res == -1)
goto error;
TL_DEBUG("%d bytes received", res);
received += res;
}
tlog_hex(TLOG_DEBUG, "received", buffer, received);
int request_id = get_request_id(buffer);
rcp_packet* hdr = &resp[request_id];
read_rcp_header(buffer, hdr);
memcpy(hdr->payload, buffer+RCP_HEADER_LENGTH, hdr->payload_length);
return request_id;
error:
TL_ERROR("rcp_recv: %d - %s\n", errno, strerror(errno));
return -1;
}
static int rcp_send(rcp_packet* hdr)
{
unsigned char buffer[RCP_MAX_PACKET_LEN];
int len = hdr->payload_length + RCP_HEADER_LENGTH + TPKT_HEADER_LENGTH;
write_TPKT_header(buffer, len);
write_rcp_header(buffer+TPKT_HEADER_LENGTH, hdr);
memcpy(buffer + RCP_HEADER_LENGTH + TPKT_HEADER_LENGTH, hdr->payload, hdr->payload_length);
TL_DEBUG("sending %d bytes...", len);
tlog_hex(TLOG_DEBUG, "data", buffer, len);
int res = send(con.control_socket, buffer, len, 0);
TL_DEBUG("%d sent", res);
if (res == -1)
TL_ERROR("unable to send packet: %d - %s", errno, strerror(errno));
return res;
}
int set_audio_input_peek(int line, int peek)
{
rcp_packet req;
init_rcp_header(&req, 0, RCP_COMMAND_CONF_AUDIO_INPUT_PEEK, RCP_COMMAND_MODE_READ, RCP_DATA_TYPE_T_DWORD);
req.numeric_descriptor = line;
*(unsigned long*)req.payload = htonl(peek);
req.payload_length = 4;
rcp_packet* resp = rcp_command(&req);
if (resp == NULL)
goto error;
tlog_hex(TLOG_INFO, "audio input peek", resp->payload, resp->payload_length);
return ntohl(*resp->payload);
error:
TL_ERROR("set_max_audio_input_peek()");
return -1;
}
int set_mic_level(int line, int level)
{
rcp_packet req;
init_rcp_header(&req, 0, RCP_COMMAND_CONF_AUDIO_MIC_LEVEL, RCP_COMMAND_MODE_READ, RCP_DATA_TYPE_T_DWORD);
req.numeric_descriptor = line;
*(unsigned long*)req.payload = htonl(level);
req.payload_length = 4;
rcp_packet* resp = rcp_command(&req);
if (resp == NULL)
goto error;
tlog_hex(TLOG_INFO, "audio mic level", resp->payload, resp->payload_length);
return ntohl(*resp->payload);
error:
TL_ERROR("set_mic_level()");
return -1;
}
int client_connect(rcp_session* session, int method, int media, int flags, rcp_media_descriptor* desc)
{
rcp_packet con_req;
init_rcp_header(&con_req, 0, RCP_COMMAND_CONF_CONNECT_PRIMITIVE, RCP_COMMAND_MODE_WRITE, RCP_DATA_TYPE_P_OCTET);
int len = 0;
char* mdesc = con_req.payload;
unsigned short tmp16;
mdesc[0] = method;
mdesc[1] = media;
mdesc[2] = 0;
mdesc[3] = flags;
mdesc[4] = mdesc[5] = mdesc[6] = mdesc[7] = 0;
mdesc[8] = desc->encapsulation_protocol;
mdesc[9] = desc->substitude_connection | (desc->relative_addressing << 1);
tmp16 = htons(desc->mta_port);
memcpy(mdesc+10, &tmp16, 2);
memcpy(mdesc+12, &desc->mta_ip, 4);
mdesc[16] = desc->coder;
mdesc[17] = desc->line;
tmp16 = htons(desc->coding);
memcpy(mdesc+24, &tmp16, 2);
tmp16 = htons(desc->resolution);
memcpy(mdesc+26, &tmp16, 2);
mdesc[28] = 0;
mdesc[29] = 0;
tmp16 = htons(1000);
memcpy(mdesc+30, &tmp16, 2);
mdesc += 32;
len += 32;
con_req.payload_length = len;
rcp_packet* con_resp = rcp_command(&con_req);
if (con_resp == NULL)
{
printf("con_resp == NULL\n");
goto error;
}
TL_INFO("%s", connect_stat_str(con_resp->payload[2]));
if (con_resp->payload[2] != 1)
{
printf("con_resp->payload[2] != 1\n");
goto error;
}
session->session_id = con_resp->session_id;
TL_DEBUG("session id = %d - %d", con_resp->session_id, session->session_id);
tlog_hex(TLOG_DEBUG, "client connection resp", con_resp->payload, con_resp->payload_length);
desc->coder = con_resp->payload[16];
desc->line = con_resp->payload[17];
desc->coding = ntohs(*(unsigned short*)&con_resp->payload[24]);
desc->resolution = ntohs(*(unsigned short*)&con_resp->payload[26]);
return 0;
error:
TL_ERROR("client_connect()");
return -1;
}
