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Rename pkb_available() to pkb_tailroom() for consistency with Linux's

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skb_tailroom().  Add pkb_headroom().
This commit is contained in:
Michael Brown
2007-01-09 20:56:31 +00:00
parent b7fcfe8ece
commit 18e5353bed
4 changed files with 21 additions and 11 deletions
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6
src/net/tcp.c
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@@ -255,7 +255,7 @@ static int tcp_senddata_conn ( struct tcp_connection *conn, int force_send ) {
if ( TCP_CAN_SEND_DATA ( conn->tcp_state ) &&
app && app->tcp_op->senddata ) {
conn->tx_pkb = pkb;
app->tcp_op->senddata ( app, pkb->data, pkb_available ( pkb ));
app->tcp_op->senddata ( app, pkb->data, pkb_tailroom ( pkb ) );
conn->tx_pkb = NULL;
}
@@ -364,8 +364,8 @@ int tcp_send ( struct tcp_application *app, const void *data, size_t len ) {
}
/* Truncate length to fit packet buffer */
if ( len > pkb_available ( pkb ) )
len = pkb_available ( pkb );
if ( len > pkb_tailroom ( pkb ) )
len = pkb_tailroom ( pkb );
/* Copy payload */
memmove ( pkb_put ( pkb, len ), data, len );

6
src/net/udp.c
View File

@@ -104,7 +104,7 @@ int udp_senddata ( struct udp_connection *conn ) {
}
pkb_reserve ( conn->tx_pkb, UDP_MAX_HLEN );
rc = conn->udp_op->senddata ( conn, conn->tx_pkb->data,
pkb_available ( conn->tx_pkb ) );
pkb_tailroom ( conn->tx_pkb ) );
if ( conn->tx_pkb )
free_pkb ( conn->tx_pkb );
return rc;
@@ -137,8 +137,8 @@ int udp_sendto ( struct udp_connection *conn, struct sockaddr_tcpip *peer,
conn->tx_pkb = NULL;
/* Avoid overflowing TX buffer */
if ( len > pkb_available ( pkb ) )
len = pkb_available ( pkb );
if ( len > pkb_tailroom ( pkb ) )
len = pkb_tailroom ( pkb );
/* Copy payload */
memmove ( pkb_put ( pkb, len ), data, len );