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net: Use hubs for the vlan feature

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Stop using the special-case vlan code in net.c.  Instead use the hub net
client to implement the vlan feature.  The next patch will remove vlan
code from net.c completely.

Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2012-07-24 16:35:05 +01:00
parent f6c874e300
commit d33d93b2c4
14 changed files with 85 additions and 75 deletions
Download patch file Download diff file Expand all files Collapse all files

19
net/dump.c
View file

@ -27,6 +27,7 @@
#include "qemu-error.h"
#include "qemu-log.h"
#include "qemu-timer.h"
#include "hub.h"
typedef struct DumpState {
VLANClientState nc;
@ -99,7 +100,7 @@ static NetClientInfo net_dump_info = {
.cleanup = dump_cleanup,
};
static int net_dump_init(VLANState *vlan, const char *device,
static int net_dump_init(VLANClientState *peer, const char *device,
const char *name, const char *filename, int len)
{
struct pcap_file_hdr hdr;
@ -128,7 +129,7 @@ static int net_dump_init(VLANState *vlan, const char *device,
return -1;
}
nc = qemu_new_net_client(&net_dump_info, vlan, NULL, device, name);
nc = qemu_new_net_client(&net_dump_info, NULL, peer, device, name);
snprintf(nc->info_str, sizeof(nc->info_str),
"dump to %s (len=%d)", filename, len);
@ -145,7 +146,7 @@ static int net_dump_init(VLANState *vlan, const char *device,
}
int net_init_dump(const NetClientOptions *opts, const char *name,
VLANState *vlan)
VLANClientState *peer)
{
int len;
const char *file;
@ -155,12 +156,18 @@ int net_init_dump(const NetClientOptions *opts, const char *name,
assert(opts->kind == NET_CLIENT_OPTIONS_KIND_DUMP);
dump = opts->dump;
assert(vlan);
assert(peer);
if (dump->has_file) {
file = dump->file;
} else {
snprintf(def_file, sizeof(def_file), "qemu-vlan%d.pcap", vlan->id);
int id;
int ret;
ret = net_hub_id_for_client(peer, &id);
assert(ret == 0); /* peer must be on a hub */
snprintf(def_file, sizeof(def_file), "qemu-vlan%d.pcap", id);
file = def_file;
}
@ -174,5 +181,5 @@ int net_init_dump(const NetClientOptions *opts, const char *name,
len = 65536;
}
return net_dump_init(vlan, "dump", name, file, len);
return net_dump_init(peer, "dump", name, file, len);
}