| 71,7 → 71,7 |
|---|
| |
| int packet_trim( packet_t packet, size_t prefix, size_t suffix ){ |
| if( ! packet_is_valid( packet )) return EINVAL; |
| if( prefix + suffix > packet->data_end - packet->data_start ) return ENOMEM; |
| if( prefix + suffix > PACKET_DATA_LENGTH( packet )) return ENOMEM; |
| packet->data_start += prefix; |
| packet->data_end -= suffix; |
| return EOK; |
| 91,7 → 91,7 |
|---|
| |
| size_t packet_get_data_length( const packet_t packet ){ |
| if( ! packet_is_valid( packet )) return 0; |
| return packet->data_end - packet->data_start; |
| return PACKET_DATA_LENGTH( packet ); |
| } |
| |
| void * packet_get_data( const packet_t packet ){ |
| 104,7 → 104,7 |
|---|
| size_t allocated; |
| |
| if( ! packet_is_valid( packet )) return EINVAL; |
| allocated = packet->dest_addr - packet->src_addr; |
| allocated = PACKET_MAX_ADDRESS_LENGTH( packet ); |
| if( allocated < addr_len ) return ENOMEM; |
| padding = allocated - addr_len; |
| packet->addr_len = addr_len; |
| 123,5 → 123,30 |
|---|
| return EOK; |
| } |
| |
| packet_t packet_get_copy( int phone, packet_t packet ){ |
| packet_t copy; |
| uint8_t * src; |
| uint8_t * dest; |
| size_t addrlen; |
| |
| if( ! packet_is_valid( packet )) return NULL; |
| // get a new packet |
| copy = packet_get_4( phone, PACKET_DATA_LENGTH( packet ), PACKET_MAX_ADDRESS_LENGTH( packet ), packet->max_prefix, PACKET_MIN_SUFFIX( packet )); |
| if( ! copy ) return NULL; |
| // get addresses |
| addrlen = packet_get_addr( packet, & src, & dest ); |
| // copy data |
| if(( packet_copy_data( copy, packet_get_data( packet ), PACKET_DATA_LENGTH( packet )) == EOK ) |
| // copy addresses if present |
| && (( addrlen <= 0 ) || ( packet_set_addr( copy, src, dest, addrlen ) == EOK ))){ |
| copy->order = packet->order; |
| copy->metric = packet->metric; |
| return copy; |
| }else{ |
| pq_release( phone, copy->packet_id ); |
| return NULL; |
| } |
| } |
| |
| /** @} |
| */ |