diff options
Diffstat (limited to 'libpipe/pq.h')
| -rw-r--r-- | libpipe/pq.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libpipe/pq.h b/libpipe/pq.h index 0fffe254..4e500b6c 100644 --- a/libpipe/pq.h +++ b/libpipe/pq.h @@ -98,6 +98,13 @@ error_t packet_write (struct packet *packet, error_t packet_read (struct packet *packet, char **data, size_t *data_len, size_t amount); +/* Peek up to AMOUNT bytes from the beginning of the data in PACKET, and + puts it into *DATA, and the amount read into DATA_LEN. If more than the + original *DATA_LEN bytes are available, new memory is vm_allocated, and + the address and length of this array put into DATA and DATA_LEN. */ +error_t packet_peek (struct packet *packet, + char **data, size_t *data_len, size_t amount); + /* Returns any ports in PACKET in PORTS and NUM_PORTS, and removes them from PACKET. */ error_t packet_read_ports (struct packet *packet, |