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[lotest] Add option to use broadcast packets for loopback testing

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2016-05-20 20:57:18 +01:00
parent 231adda40f
commit 80dd6cbcc4
3 changed files with 18 additions and 6 deletions
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14
src/usr/lotest.c
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@@ -188,13 +188,15 @@ static int loopback_wait ( void *data, size_t len ) {
* @v sender Sending network device
* @v receiver Received network device
* @v mtu Packet size (excluding link-layer headers)
* @v broadcast Use broadcast link-layer address
* @ret rc Return status code
*/
int loopback_test ( struct net_device *sender, struct net_device *receiver,
size_t mtu ) {
size_t mtu, int broadcast ) {
uint8_t *buf;
uint32_t *seq;
struct io_buffer *iobuf;
const void *ll_dest;
unsigned int i;
unsigned int successes;
int rc;
@@ -219,9 +221,13 @@ int loopback_test ( struct net_device *sender, struct net_device *receiver,
return -ENOMEM;
seq = ( ( void * ) buf );
/* Determine destination address */
ll_dest = ( broadcast ? sender->ll_broadcast : receiver->ll_addr );
/* Print initial statistics */
printf ( "Performing loopback test from %s to %s with %zd byte MTU\n",
sender->name, receiver->name, mtu );
printf ( "Performing %sloopback test from %s to %s with %zd byte MTU\n",
( broadcast ? "broadcast " : "" ), sender->name,
receiver->name, mtu );
ifstat ( sender );
ifstat ( receiver );
@@ -250,7 +256,7 @@ int loopback_test ( struct net_device *sender, struct net_device *receiver,
/* Transmit packet */
if ( ( rc = net_tx ( iob_disown ( iobuf ), sender,
&lotest_protocol, receiver->ll_addr,
&lotest_protocol, ll_dest,
sender->ll_addr ) ) != 0 ) {
printf ( "\nFailed to transmit packet: %s",
strerror ( rc ) );