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qemu-patch-raspberry4
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net: convert tap-win32 to NetClientInfo 

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
stable-0.12
Mark McLoughlin 2009-11-25 18:49:05 +00:00 committed by Anthony Liguori
parent 3e35ba93ec
commit dca91811bc
1 changed files with 23 additions and 16 deletions
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39
net/tap-win32.c
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@ -630,25 +630,24 @@ static int tap_win32_open(tap_win32_overlapped_t **phandle,
/********************************************/
typedef struct TAPState {
VLANClientState *vc;
VLANClientState nc;
tap_win32_overlapped_t *handle;
} TAPState;
static void tap_cleanup(VLANClientState *vc)
static void tap_cleanup(VLANClientState *nc)
{
TAPState *s = vc->opaque;
TAPState *s = DO_UPCAST(TAPState, nc, nc);
qemu_del_wait_object(s->handle->tap_semaphore, NULL, NULL);
/* FIXME: need to kill thread and close file handle:
tap_win32_close(s);
*/
qemu_free(s);
}
static ssize_t tap_receive(VLANClientState *vc, const uint8_t *buf, size_t size)
static ssize_t tap_receive(VLANClientState *nc, const uint8_t *buf, size_t size)
{
TAPState *s = vc->opaque;
TAPState *s = DO_UPCAST(TAPState, nc, nc);
return tap_win32_write(s->handle, buf, size);
}
@ -662,33 +661,41 @@ static void tap_win32_send(void *opaque)
size = tap_win32_read(s->handle, &buf, max_size);
if (size > 0) {
qemu_send_packet(s->vc, buf, size);
qemu_send_packet(&s->nc, buf, size);
tap_win32_free_buffer(s->handle, buf);
}
}
static NetClientInfo net_tap_win32_info = {
.type = NET_CLIENT_TYPE_TAP,
.size = sizeof(TAPState),
.receive = tap_receive,
.cleanup = tap_cleanup,
};
static int tap_win32_init(VLANState *vlan, const char *model,
const char *name, const char *ifname)
{
VLANClientState *nc;
TAPState *s;
tap_win32_overlapped_t *handle;
s = qemu_mallocz(sizeof(TAPState));
if (!s)
return -1;
if (tap_win32_open(&s->handle, ifname) < 0) {
if (tap_win32_open(&handle, ifname) < 0) {
printf("tap: Could not open '%s'\n", ifname);
return -1;
}
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_TAP,
vlan, NULL, model, name,
NULL, tap_receive,
NULL, NULL, tap_cleanup, s);
nc = qemu_new_net_client(&net_tap_win32_info, vlan, NULL, model, name);
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
snprintf(s->nc.info_str, sizeof(s->nc.info_str),
"tap: ifname=%s", ifname);
s = DO_UPCAST(TAPState, nc, nc);
s->handle = handle;
qemu_add_wait_object(s->handle->tap_semaphore, tap_win32_send, s);
return 0;
}