| 194,8 → 194,8 |
|---|
| case NET_PACKET_GET_SIZE: |
| packet = pm_find( IPC_GET_ID( call )); |
| if( ! packet_is_valid( packet )) return ENOENT; |
| IPC_SET_ARG1( * answer, packet->length ); |
| * answer_count = 1; |
| IPC_SET_ARG1( * answer, packet->length ); |
| return EOK; |
| case NET_PACKET_RELEASE: |
| return packet_release_wrapper( IPC_GET_ID( call )); |
| 234,7 → 234,12 |
|---|
| while( packet_is_valid( packet ) && ( packet->length < length )){ |
| packet = pm_find( packet->next ); |
| } |
| if( packet ){ |
| if( packet_is_valid( packet )){ |
| if( packet == ps_globals.free[ index ] ){ |
| ps_globals.free[ index ] = pq_detach( packet ); |
| }else{ |
| pq_detach( packet ); |
| } |
| packet_init( packet, addr_len, max_prefix, max_content, max_suffix ); |
| futex_up( & ps_globals.lock ); |
| return packet; |
| 258,29 → 263,24 |
|---|
| packet->packet_id = ps_globals.count; |
| packet->length = length; |
| packet_init( packet, addr_len, max_prefix, max_content, max_suffix ); |
| packet->magic_value = PACKET_MAGIC_VALUE; |
| if( ERROR_OCCURRED( pm_add( packet ))){ |
| munmap( packet, packet->length ); |
| return NULL; |
| } |
| packet_release( packet ); |
| return packet; |
| } |
| |
| void packet_init( packet_t packet, size_t addr_len, size_t max_prefix, size_t max_content, size_t max_suffix ){ |
| int length; |
| |
| // clear whole packet |
| length = packet->length; |
| bzero( packet, packet->length ); |
| packet->length = length; |
| packet->magic_value = PACKET_MAGIC_VALUE; |
| /* // clear the packet header |
| // clear the packet content |
| bzero((( void * ) packet ) + sizeof( struct packet ), packet->length - sizeof( struct packet )); |
| // clear the packet header |
| packet->order = 0; |
| packet->metric = 0; |
| packet->previous = 0; |
| packet->next = 0; |
| packet->addr_len = 0; |
| */ packet->src_addr = sizeof( struct packet ); |
| packet->src_addr = sizeof( struct packet ); |
| packet->dest_addr = packet->src_addr + addr_len; |
| packet->max_prefix = max_prefix; |
| packet->max_content = max_content; |