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Improve debug messages

This commit is contained in:
Michael Brown 2007-01-16 03:19:40 +00:00
parent 835d35749f
commit bcdb6fad3e
1 changed files with 21 additions and 2 deletions
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23
src/net/udp.c
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@ -64,8 +64,11 @@ int udp_open ( struct udp_connection *conn, uint16_t local_port ) {
}
/* Attempt bind to local port */
if ( ( rc = udp_bind ( conn, local_port ) ) != 0 )
if ( ( rc = udp_bind ( conn, local_port ) ) != 0 ) {
DBGC ( conn, "UDP %p could not bind to local port %d: %s\n",
conn, local_port, strerror ( rc ) );
return rc;
}
/* Add to UDP connection list */
list_add ( &conn->list, &udp_conns );
@ -122,6 +125,10 @@ int udp_senddata ( struct udp_connection *conn ) {
rc = conn->udp_op->senddata ( conn, conn->tx_pkb->data,
pkb_tailroom ( conn->tx_pkb ) );
if ( rc != 0 ) {
DBGC ( conn, "UDP %p application could not send packet: %s\n",
conn, strerror ( rc ) );
}
if ( conn->tx_pkb ) {
free_pkb ( conn->tx_pkb );
@ -146,6 +153,7 @@ int udp_sendto_via ( struct udp_connection *conn, struct sockaddr_tcpip *peer,
size_t len ) {
struct udp_header *udphdr;
struct pk_buff *pkb;
int rc;
/* Use precreated packet buffer if one is available */
if ( conn->tx_pkb ) {
@ -183,7 +191,14 @@ int udp_sendto_via ( struct udp_connection *conn, struct sockaddr_tcpip *peer,
ntohs ( udphdr->len ) );
/* Send it to the next layer for processing */
return tcpip_tx ( pkb, &udp_protocol, peer, netdev, &udphdr->chksum );
if ( ( rc = tcpip_tx ( pkb, &udp_protocol, peer, netdev,
&udphdr->chksum ) ) != 0 ) {
DBGC ( conn, "UDP %p could not transmit packet: %s\n",
conn, strerror ( rc ) );
return rc;
}
return 0;
}
/**
@ -301,6 +316,10 @@ static int udp_rx ( struct pk_buff *pkb, struct sockaddr_tcpip *st_src,
/* Pass data to application */
rc = conn->udp_op->newdata ( conn, pkb->data, pkb_len ( pkb ),
st_src, st_dest );
if ( rc != 0 ) {
DBGC ( conn, "UDP %p application rejected packet: %s\n",
conn, strerror ( rc ) );
}
done:
free_pkb ( pkb );