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Commit 1df637dd authored by Samuel Hocevar's avatar Samuel Hocevar
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* src/stream_output/announce.c: 

    + Fixed a multiline string.
    + Coding style fixes.
parent 209f2eaf
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src/stream_output/announce.c
+ 105
− 109
View file @ 1df637dd
......@@ -47,26 +47,25 @@
/*****************************************************************************
* sout_SAPNew: Creates a SAP Session
*****************************************************************************/
sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
char * psz_url_arg , char *psz_port_arg ,
char * psz_name_arg, int ip_version,
sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
char * psz_url_arg , char *psz_port_arg ,
char * psz_name_arg, int ip_version,
char * psz_v6_scope )
{
sap_session_t *p_new; /* The SAP structure */
module_t *p_network; /* Network module */
network_socket_t socket_desc; /* Socket descriptor */
char psz_network[6]; /* IPv4 or IPv6 */
char *sap_ipv6_addr=NULL; /* IPv6 built address */
/* Allocate the SAP structure */
char *sap_ipv6_addr=NULL; /* IPv6 built address */
/* Allocate the SAP structure */
p_new = (sap_session_t *)malloc( sizeof ( sap_session_t ) ) ;
if ( !p_new )
{
msg_Err( p_sout, "No memory left" );
msg_Err( p_sout, "No memory left" );
return NULL;
}
/* Fill the information in the structure */
sprintf ( p_new->psz_url , "%s" , psz_url_arg );
sprintf ( p_new->psz_name , "%s" , psz_name_arg );
......@@ -74,12 +73,12 @@ sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
sprintf ( p_new->psz_port, "%s" , psz_port_arg );
p_new->i_ip_version = ip_version;
/* Only "6" triggers IPv6. IPv4 is default */
if(ip_version != 6)
if( ip_version != 6 )
{
msg_Dbg( p_sout , "Creating IPv4 SAP socket" );
/* Fill the socket descriptor */
socket_desc.i_type = NETWORK_UDP;
socket_desc.psz_bind_addr = "";
......@@ -87,9 +86,9 @@ sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
socket_desc.psz_server_addr = SAP_IPV4_ADDR;
socket_desc.i_server_port = SAP_PORT;
socket_desc.i_handle = 0;
/* Call the network module */
sprintf ( psz_network, "ipv4" );
/* Call the network module */
sprintf ( psz_network, "ipv4" );
p_sout->p_private=(void*) &socket_desc;
if( !( p_network = module_Need( p_sout, "network", psz_network ) ) )
{
......@@ -97,42 +96,41 @@ sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
return NULL;
}
module_Unneed( p_sout, p_network );
p_new->socket = socket_desc.i_handle;
if(p_new->socket <= 0 )
{
msg_Warn( p_sout, "Unable to initialize SAP" );
return NULL;
}
}
else
{
msg_Dbg(p_sout , "Creating IPv6 SAP socket with scope %s"
msg_Dbg(p_sout , "Creating IPv6 SAP socket with scope %s"
, psz_v6_scope );
/* Initialize and build the IPv6 address to broadcast to */
sap_ipv6_addr = (char *)malloc(28*sizeof(char));
if ( !sap_ipv6_addr )
{
msg_Err( p_sout, "No memory left" );
msg_Err( p_sout, "No memory left" );
return NULL;
}
sprintf(sap_ipv6_addr,"%s%c%s",
SAP_IPV6_ADDR_1,
psz_v6_scope[0],
SAP_IPV6_ADDR_2);
SAP_IPV6_ADDR_2);
/* Fill the socket descriptor */
socket_desc.i_type = NETWORK_UDP;
socket_desc.psz_bind_addr = "";
socket_desc.psz_bind_addr = "";
socket_desc.i_bind_port = 0;
socket_desc.psz_server_addr = sap_ipv6_addr;
socket_desc.i_server_port = SAP_PORT;
socket_desc.i_handle = 0;
sprintf ( psz_network, "ipv6" );
sprintf ( psz_network, "ipv6" );
/* Call the network module */
p_sout->p_private=(void*) &socket_desc;
if( !( p_network = module_Need( p_sout, "network", psz_network ) ) )
......@@ -141,137 +139,135 @@ sap_session_t * sout_SAPNew ( sout_instance_t *p_sout ,
return NULL;
}
module_Unneed( p_sout, p_network );
p_new->socket = socket_desc.i_handle;
if(p_new->socket <= 0 )
{
msg_Warn( p_sout, "Unable to initialize SAP" );
return NULL;
}
msg_Warn( p_sout, "Unable to initialize SAP" );
return NULL;
}
/* Free what we allocated */
if( sap_ipv6_addr ) free(sap_ipv6_addr);
}
msg_Dbg (p_sout,"SAP initialization complete");
return(p_new);
}
/*****************************************************************************
* sout_SAPDelete: Deletes a SAP Session
* sout_SAPDelete: Deletes a SAP Session
*****************************************************************************/
void sout_SAPDelete( sout_instance_t *p_sout , sap_session_t * p_this )
{
if( close(p_this->socket) )
msg_Err ( p_sout, "Unable to close SAP socket");
if( p_this ) free( p_this );
}
if( close(p_this->socket) )
{
msg_Err ( p_sout, "Unable to close SAP socket");
}
if( p_this ) free( p_this );
}
/*****************************************************************************
* sout_SAPSend: Sends a SAP packet
* sout_SAPSend: Sends a SAP packet
*****************************************************************************/
void sout_SAPSend( sout_instance_t *p_sout, sap_session_t * p_this)
{
char *sap_head; /* SAP header */
char sap_msg[1000]; /* SDP content */
char *sap_send; /* What we send */
char *payload_type="application/sdp";
char *payload_type="application/sdp";
int i_send_result=0; /* Result of send */
int i;
int i_header_size; /* SAP header size */
int i_msg_size; /* SDP content size */
int i_size; /* Total size */
/* We send a packet every 24 calls to the function */
if( p_this->sendnow == 24 )
{
i_header_size = 9 + strlen( payload_type );
sap_head = ( char * )malloc( i_header_size * sizeof( char ) );
if( ! sap_head )
if( ! sap_head )
{
msg_Warn( p_sout , "No memory left");
return;
}
}
/* Create the SAP headers */
sap_head[0]=0x20; /* Means IPv4, not encrypted, not compressed */
sap_head[1]=0x00; /* No authentification */
sap_head[2]=0x42; /* Version */
sap_head[3]=0x12; /* Version */
sap_head[4]=0x01; /* Source IP FIXME: we should get the real address */
sap_head[5]=0x02; /* idem */
sap_head[6]=0x03; /* idem */
sap_head[7]=0x04; /* idem */
strncpy( sap_head+8 , payload_type , 15 );
sap_head[ i_header_size-1 ] = '\0';
sap_head[ i_header_size-1 ] = '\0';
/* Create the SDP content */
/* Do not add spaces at beginning of the lines ! */
sprintf(sap_msg,"v=0\n\
o=VideoLAN 3247692199 3247895918 IN IP4 VideoLAN\n\
s=%s\n\
u=VideoLAN\n\
t=0 0\n\
m=audio %s udp 14\n\
c=IN IP4 %s/15\n\
a=type:test\n", p_this->psz_name , p_this->psz_port , p_this->psz_url );
i_msg_size = strlen( sap_msg );
i_size = i_msg_size + i_header_size;
/* Create the message */
sap_send = ( char* )malloc( i_size*sizeof(char) );
if(! sap_send)
{
msg_Err( p_sout , "No memory left") ;
return;
}
for(i=0 ; i<i_header_size ; i++)
{
sap_send[i] = sap_head[i];
}
for( ; i<i_size; i++)
{
sap_send[i] = sap_msg[i-i_header_size];
}
if(i_size<1024) /* We mustn't send packets larger than 1024B */
{
if( p_this->i_ip_version == 6)
{
i_send_result = send( p_this->socket , sap_send ,
i_size , 0 );
}
else
{
i_send_result = send( p_this->socket , sap_send ,
i_size , 0 );
}
}
if(i_send_result == -1)
{
msg_Warn(p_sout , "SAP Send failed on socket %i. " ,
p_this->socket );
perror("sendto");
}
p_this->sendnow = 0;
/* Free what we allocated */
if(sap_send) free(sap_send);
if(sap_head) free(sap_head);
}
p_this->sendnow++;
/* Do not add spaces at beginning of the lines ! */
sprintf( sap_msg, "v=0\n"
"o=VideoLAN 3247692199 3247895918 IN IP4 VideoLAN\n"
"s=%s\n"
"u=VideoLAN\n"
"t=0 0\n"
"m=audio %s udp 14\n"
"c=IN IP4 %s/15\n"
"a=type:test\n",
p_this->psz_name , p_this->psz_port , p_this->psz_url );
i_msg_size = strlen( sap_msg );
i_size = i_msg_size + i_header_size;
/* Create the message */
sap_send = ( char* )malloc( i_size*sizeof(char) );
if( !sap_send )
{
msg_Err( p_sout , "No memory left") ;
return;
}
for( i = 0 ; i < i_header_size ; i++ )
{
sap_send[i] = sap_head[i];
}
for( ; i < i_size ; i++ )
{
sap_send[i] = sap_msg[i-i_header_size];
}
if( i_size < 1024 ) /* We mustn't send packets larger than 1024B */
{
if( p_this->i_ip_version == 6)
{
i_send_result = send( p_this->socket, sap_send, i_size, 0 );
}
else
{
i_send_result = send( p_this->socket, sap_send, i_size, 0 );
}
}
if( i_send_result == -1 )
{
msg_Warn(p_sout, "SAP send failed on socket %i", p_this->socket );
perror("sendto");
}
p_this->sendnow = 0;
/* Free what we allocated */
if(sap_send) free(sap_send);
if(sap_head) free(sap_head);
}
p_this->sendnow++;
}
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