static void config_Defaults( output_config_t *p_config )
{
config_Init( p_config );
p_config->i_config = (b_udp_global ? OUTPUT_UDP : 0) |
(b_dvb_global ? OUTPUT_DVB : 0) |
(b_epg_global ? OUTPUT_EPG : 0);
p_config->i_max_retention = i_retention_global;
p_config->i_output_latency = i_latency_global;
p_config->i_tsid = -1;
p_config->i_ttl = i_ttl_global;
memcpy( p_config->pi_ssrc, pi_ssrc_global, 4 * sizeof(uint8_t) );
}
void config_ReadFile(void)
{
FILE *p_file;
char psz_line[2048];
int i;
if ( psz_conf_file == NULL )
{
msg_Err( NULL, "no config file" );
return;
}
if ( (p_file = fopen( psz_conf_file, "r" )) == NULL )
{
msg_Err( NULL, "can't fopen config file %s", psz_conf_file );
return;
}
while ( fgets( psz_line, sizeof(psz_line), p_file ) != NULL )
{
output_config_t config;
output_t *p_output;
char *psz_token, *psz_parser;
psz_parser = strchr( psz_line, '#' );
if ( psz_parser != NULL )
*psz_parser-- = '\0';
while ( psz_parser >= psz_line && isblank( *psz_parser ) )
*psz_parser-- = '\0';
if ( psz_line[0] == '\0' )
continue;
config_Defaults( &config );
psz_token = strtok_r( psz_line, "\t\n ", &psz_parser );
if ( psz_token == NULL || !config_ParseHost( &config, psz_token ))
{
config_Free( &config );
continue;
}
psz_token = strtok_r( NULL, "\t\n ", &psz_parser );
if ( psz_token == NULL )
{
config_Free( &config );
continue;
}
if( atoi( psz_token ) == 1 )
config.i_config |= OUTPUT_WATCH;
else
config.i_config &= ~OUTPUT_WATCH;
psz_token = strtok_r( NULL, "\t\n ", &psz_parser );
if ( psz_token == NULL )
{
config_Free( &config );
continue;
}
if ( psz_token[0] == '*' )
{
config.b_passthrough = true;
}
else
{
config.i_sid = strtol(psz_token, NULL, 0);
psz_token = strtok_r( NULL, "\t\n ", &psz_parser );
if ( psz_token != NULL )
{
psz_parser = NULL;
for ( ; ; )
{
psz_token = strtok_r( psz_token, ",", &psz_parser );
if ( psz_token == NULL )
break;
config.pi_pids = realloc( config.pi_pids,
(config.i_nb_pids + 1) * sizeof(uint16_t) );
config.pi_pids[config.i_nb_pids++] = strtol(psz_token, NULL, 0);
psz_token = NULL;
}
}
}
config_Print( &config );
p_output = output_Find( &config );
if ( p_output == NULL )
p_output = output_Create( &config );
if ( p_output != NULL )
{
free( p_output->config.psz_displayname );
p_output->config.psz_displayname = strdup( config.psz_displayname );
config.i_config |= OUTPUT_VALID | OUTPUT_STILL_PRESENT;
output_Change( p_output, &config );
demux_Change( p_output, &config );
}
config_Free( &config );
}
fclose( p_file );
for ( i = 0; i < i_nb_outputs; i++ )
{
output_t *p_output = pp_outputs[i];
output_config_t config;
config_Init( &config );
if ( (p_output->config.i_config & OUTPUT_VALID) &&
!(p_output->config.i_config & OUTPUT_STILL_PRESENT) )
{
msg_Dbg( NULL, "closing %s", p_output->config.psz_displayname );
demux_Change( p_output, &config );
output_Close( p_output );
}
p_output->config.i_config &= ~OUTPUT_STILL_PRESENT;
config_Free( &config );
}
}
/*****************************************************************************
* output_Init : set up the output initial config
*****************************************************************************/
int output_Init( output_t *p_output, const output_config_t *p_config )
{
socklen_t i_sockaddr_len = (p_config->i_family == AF_INET) ?
sizeof(struct sockaddr_in) :
sizeof(struct sockaddr_in6);
memset( p_output, 0, sizeof(output_t) );
config_Init( &p_output->config );
/* Init run-time values */
p_output->p_packets = p_output->p_last_packet = NULL;
p_output->i_seqnum = rand() & 0xffff;
p_output->i_pat_cc = rand() & 0xf;
p_output->i_pmt_cc = rand() & 0xf;
p_output->i_nit_cc = rand() & 0xf;
p_output->i_sdt_cc = rand() & 0xf;
p_output->i_eit_cc = rand() & 0xf;
p_output->i_pat_version = rand() & 0xff;
p_output->i_pmt_version = rand() & 0xff;
p_output->i_nit_version = rand() & 0xff;
p_output->i_sdt_version = rand() & 0xff;
p_output->p_pat_section = NULL;
p_output->p_pmt_section = NULL;
p_output->p_nit_section = NULL;
p_output->p_sdt_section = NULL;
p_output->p_eit_ts_buffer = NULL;
if ( b_random_tsid )
p_output->i_tsid = rand() & 0xffff;
/* Init the mapped pids to unused */
p_output->b_do_remap = p_config->b_do_remap;
init_pid_mapping( p_output );
/* Init socket-related fields */
p_output->config.i_family = p_config->i_family;
memcpy( &p_output->config.connect_addr, &p_config->connect_addr,
sizeof(struct sockaddr_storage) );
memcpy( &p_output->config.bind_addr, &p_config->bind_addr,
sizeof(struct sockaddr_storage) );
p_output->config.i_if_index_v6 = p_config->i_if_index_v6;
if ( (p_config->i_config & OUTPUT_RAW) ) {
p_output->config.i_config |= OUTPUT_RAW;
p_output->i_handle = socket( AF_INET, SOCK_RAW, IPPROTO_RAW );
} else {
p_output->i_handle = socket( p_config->i_family, SOCK_DGRAM, IPPROTO_UDP );
}
if ( p_output->i_handle < 0 )
{
msg_Err( NULL, "couldn't create socket (%s)", strerror(errno) );
p_output->config.i_config &= ~OUTPUT_VALID;
return -errno;
}
int ret = 0;
if ( p_config->bind_addr.ss_family != AF_UNSPEC )
{
if ( bind( p_output->i_handle, (struct sockaddr *)&p_config->bind_addr,
i_sockaddr_len ) < 0 )
msg_Warn( NULL, "couldn't bind socket (%s)", strerror(errno) );
if ( p_config->i_family == AF_INET )
{
struct sockaddr_in *p_connect_addr =
(struct sockaddr_in *)&p_output->config.connect_addr;
struct sockaddr_in *p_bind_addr =
(struct sockaddr_in *)&p_output->config.bind_addr;
if ( IN_MULTICAST( ntohl( p_connect_addr->sin_addr.s_addr ) ) )
ret = setsockopt( p_output->i_handle, IPPROTO_IP,
IP_MULTICAST_IF,
(void *)&p_bind_addr->sin_addr.s_addr,
sizeof(p_bind_addr->sin_addr.s_addr) );
}
}
if ( (p_config->i_config & OUTPUT_RAW) )
{
struct sockaddr_in *p_connect_addr =
(struct sockaddr_in *)&p_output->config.connect_addr;
RawFillHeaders(&p_output->raw_pkt_header, inet_addr(p_config->psz_srcaddr),
p_connect_addr->sin_addr.s_addr,
(uint16_t) p_config->i_srcport, ntohs(p_connect_addr->sin_port),
p_config->i_ttl, p_config->i_tos, 0);
}
if ( p_config->i_family == AF_INET6 && p_config->i_if_index_v6 != -1 )
{
struct sockaddr_in6 *p_addr =
(struct sockaddr_in6 *)&p_output->config.connect_addr;
if ( IN6_IS_ADDR_MULTICAST( &p_addr->sin6_addr ) )
ret = setsockopt( p_output->i_handle, IPPROTO_IPV6,
IPV6_MULTICAST_IF,
(void *)&p_config->i_if_index_v6,
sizeof(p_config->i_if_index_v6) );
}
if (ret == -1)
msg_Warn( NULL, "couldn't join multicast address (%s)",
strerror(errno) );
if ( connect( p_output->i_handle,
(struct sockaddr *)&p_output->config.connect_addr,
i_sockaddr_len ) < 0 )
{
msg_Err( NULL, "couldn't connect socket (%s)", strerror(errno) );
close( p_output->i_handle );
p_output->config.i_config &= ~OUTPUT_VALID;
return -errno;
}
p_output->config.i_config |= OUTPUT_VALID;
return 0;
}