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tests/qtest/e1000e-test: Fabricate ethernet header

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e1000e understands ethernet header so fabricate something convincing.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Akihiko Odaki 2023-02-23 19:50:53 +09:00 committed by Jason Wang
parent 3a977deebe
commit 00dc9a5911
2 changed files with 17 additions and 10 deletions
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25
tests/qtest/e1000e-test.c
View file

@ -27,6 +27,7 @@
#include "qemu/osdep.h"
#include "libqtest-single.h"
#include "libqos/pci-pc.h"
#include "net/eth.h"
#include "qemu/sockets.h"
#include "qemu/iov.h"
#include "qemu/module.h"
@ -35,9 +36,13 @@
#include "libqos/e1000e.h"
#include "hw/net/e1000_regs.h"
static const struct eth_header packet = {
.h_dest = E1000E_ADDRESS,
.h_source = E1000E_ADDRESS,
};
static void e1000e_send_verify(QE1000E *d, int *test_sockets, QGuestAllocator *alloc)
{
static const char test[] = "TEST";
struct e1000_tx_desc descr;
char buffer[64];
int ret;
@ -45,7 +50,7 @@ static void e1000e_send_verify(QE1000E *d, int *test_sockets, QGuestAllocator *a
/* Prepare test data buffer */
uint64_t data = guest_alloc(alloc, sizeof(buffer));
memwrite(data, test, sizeof(test));
memwrite(data, &packet, sizeof(packet));
/* Prepare TX descriptor */
memset(&descr, 0, sizeof(descr));
@ -71,7 +76,7 @@ static void e1000e_send_verify(QE1000E *d, int *test_sockets, QGuestAllocator *a
g_assert_cmpint(ret, == , sizeof(recv_len));
ret = recv(test_sockets[0], buffer, sizeof(buffer), 0);
g_assert_cmpint(ret, ==, sizeof(buffer));
g_assert_cmpstr(buffer, == , test);
g_assert_false(memcmp(buffer, &packet, sizeof(packet)));
/* Free test data buffer */
guest_free(alloc, data);
@ -81,15 +86,15 @@ static void e1000e_receive_verify(QE1000E *d, int *test_sockets, QGuestAllocator
{
union e1000_rx_desc_extended descr;
char test[] = "TEST";
int len = htonl(sizeof(test));
struct eth_header test_iov = packet;
int len = htonl(sizeof(packet));
struct iovec iov[] = {
{
.iov_base = &len,
.iov_len = sizeof(len),
},{
.iov_base = test,
.iov_len = sizeof(test),
.iov_base = &test_iov,
.iov_len = sizeof(packet),
},
};
@ -97,8 +102,8 @@ static void e1000e_receive_verify(QE1000E *d, int *test_sockets, QGuestAllocator
int ret;
/* Send a dummy packet to device's socket*/
ret = iov_send(test_sockets[0], iov, 2, 0, sizeof(len) + sizeof(test));
g_assert_cmpint(ret, == , sizeof(test) + sizeof(len));
ret = iov_send(test_sockets[0], iov, 2, 0, sizeof(len) + sizeof(packet));
g_assert_cmpint(ret, == , sizeof(packet) + sizeof(len));
/* Prepare test data buffer */
uint64_t data = guest_alloc(alloc, sizeof(buffer));
@ -119,7 +124,7 @@ static void e1000e_receive_verify(QE1000E *d, int *test_sockets, QGuestAllocator
/* Check data sent to the backend */
memread(data, buffer, sizeof(buffer));
g_assert_cmpstr(buffer, == , test);
g_assert_false(memcmp(buffer, &packet, sizeof(packet)));
/* Free test data buffer */
guest_free(alloc, data);

2
tests/qtest/libqos/e1000e.h
View file

@ -25,6 +25,8 @@
#define E1000E_RX0_MSG_ID (0)
#define E1000E_TX0_MSG_ID (1)
#define E1000E_ADDRESS { 0x52, 0x54, 0x00, 0x12, 0x34, 0x56 }
typedef struct QE1000E QE1000E;
typedef struct QE1000E_PCI QE1000E_PCI;