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net: convert slirp to NetClientInfo 

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Mark McLoughlin 2009-11-25 18:49:06 +00:00 committed by Anthony Liguori
parent dca91811bc
commit ce20b5be50
1 changed files with 37 additions and 24 deletions
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61
net/slirp.c
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@ -64,8 +64,8 @@ struct slirp_config_str {
};
typedef struct SlirpState {
VLANClientState nc;
QTAILQ_ENTRY(SlirpState) entry;
VLANClientState *vc;
Slirp *slirp;
#ifndef _WIN32
char smb_dir[128];
@ -97,35 +97,41 @@ int slirp_can_output(void *opaque)
{
SlirpState *s = opaque;
return qemu_can_send_packet(s->vc);
return qemu_can_send_packet(&s->nc);
}
void slirp_output(void *opaque, const uint8_t *pkt, int pkt_len)
{
SlirpState *s = opaque;
qemu_send_packet(s->vc, pkt, pkt_len);
qemu_send_packet(&s->nc, pkt, pkt_len);
}
static ssize_t slirp_receive(VLANClientState *vc, const uint8_t *buf, size_t size)
static ssize_t net_slirp_receive(VLANClientState *nc, const uint8_t *buf, size_t size)
{
SlirpState *s = vc->opaque;
SlirpState *s = DO_UPCAST(SlirpState, nc, nc);
slirp_input(s->slirp, buf, size);
return size;
}
static void net_slirp_cleanup(VLANClientState *vc)
static void net_slirp_cleanup(VLANClientState *nc)
{
SlirpState *s = vc->opaque;
SlirpState *s = DO_UPCAST(SlirpState, nc, nc);
slirp_cleanup(s->slirp);
slirp_smb_cleanup(s);
QTAILQ_REMOVE(&slirp_stacks, s, entry);
qemu_free(s);
}
static NetClientInfo net_slirp_info = {
.type = NET_CLIENT_TYPE_SLIRP,
.size = sizeof(SlirpState),
.receive = net_slirp_receive,
.cleanup = net_slirp_cleanup,
};
static int net_slirp_init(VLANState *vlan, const char *model,
const char *name, int restricted,
const char *vnetwork, const char *vhost,
@ -143,6 +149,7 @@ static int net_slirp_init(VLANState *vlan, const char *model,
#ifndef _WIN32
struct in_addr smbsrv = { .s_addr = 0 };
#endif
VLANClientState *nc;
SlirpState *s;
char buf[20];
uint32_t addr;
@ -228,7 +235,13 @@ static int net_slirp_init(VLANState *vlan, const char *model,
}
#endif
s = qemu_mallocz(sizeof(SlirpState));
nc = qemu_new_net_client(&net_slirp_info, vlan, NULL, model, name);
snprintf(nc->info_str, sizeof(nc->info_str),
"net=%s, restricted=%c", inet_ntoa(net), restricted ? 'y' : 'n');
s = DO_UPCAST(SlirpState, nc, nc);
s->slirp = slirp_init(restricted, net, mask, host, vhostname,
tftp_export, bootfile, dhcp, dns, s);
QTAILQ_INSERT_TAIL(&slirp_stacks, s, entry);
@ -237,11 +250,11 @@ static int net_slirp_init(VLANState *vlan, const char *model,
if (config->flags & SLIRP_CFG_HOSTFWD) {
if (slirp_hostfwd(s, config->str,
config->flags & SLIRP_CFG_LEGACY) < 0)
return -1;
goto error;
} else {
if (slirp_guestfwd(s, config->str,
config->flags & SLIRP_CFG_LEGACY) < 0)
return -1;
goto error;
}
}
#ifndef _WIN32
@ -250,34 +263,32 @@ static int net_slirp_init(VLANState *vlan, const char *model,
}
if (smb_export) {
if (slirp_smb(s, smb_export, smbsrv) < 0)
return -1;
goto error;
}
#endif
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_SLIRP,
vlan, NULL, model, name, NULL,
slirp_receive, NULL, NULL,
net_slirp_cleanup, s);
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
"net=%s, restricted=%c", inet_ntoa(net), restricted ? 'y' : 'n');
return 0;
error:
qemu_del_vlan_client(nc);
return -1;
}
static SlirpState *slirp_lookup(Monitor *mon, const char *vlan,
const char *stack)
{
VLANClientState *vc;
if (vlan) {
vc = qemu_find_vlan_client_by_name(mon, strtol(vlan, NULL, 0), stack);
if (!vc) {
VLANClientState *nc;
nc = qemu_find_vlan_client_by_name(mon, strtol(vlan, NULL, 0), stack);
if (!nc) {
return NULL;
}
if (strcmp(vc->model, "user")) {
if (strcmp(nc->model, "user")) {
monitor_printf(mon, "invalid device specified\n");
return NULL;
}
return vc->opaque;
return DO_UPCAST(SlirpState, nc, nc);
} else {
if (QTAILQ_EMPTY(&slirp_stacks)) {
monitor_printf(mon, "user mode network stack not in use\n");
@ -626,7 +637,9 @@ void do_info_usernet(Monitor *mon)
SlirpState *s;
QTAILQ_FOREACH(s, &slirp_stacks, entry) {
monitor_printf(mon, "VLAN %d (%s):\n", s->vc->vlan->id, s->vc->name);
monitor_printf(mon, "VLAN %d (%s):\n",
s->nc.vlan ? s->nc.vlan->id : -1,
s->nc.name);
slirp_connection_info(s->slirp, mon);
}
}