net: add a client type code

This is so as to allow APIs which operate on specific client types
without having to add a function table entry which is only implemented
by a single client type.

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Mark McLoughlin 2009-10-22 17:43:38 +01:00 committed by Anthony Liguori
parent baf74c9580
commit bb6e636443
9 changed files with 40 additions and 14 deletions

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@ -889,7 +889,8 @@ void dp83932_init(NICInfo *nd, target_phys_addr_t base, int it_shift,
s->watchdog = qemu_new_timer(vm_clock, dp8393x_watchdog, s);
s->regs[SONIC_SR] = 0x0004; /* only revision recognized by Linux */
s->vc = nd->vc = qemu_new_vlan_client(nd->vlan, nd->netdev,
s->vc = nd->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_NIC,
nd->vlan, nd->netdev,
nd->model, nd->name,
nic_can_receive, nic_receive, NULL,
nic_cleanup, s);

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@ -590,7 +590,8 @@ void *etraxfs_eth_init(NICInfo *nd, target_phys_addr_t base, int phyaddr)
eth->ethregs = cpu_register_io_memory(eth_read, eth_write, eth);
cpu_register_physical_memory (base, 0x5c, eth->ethregs);
eth->vc = nd->vc = qemu_new_vlan_client(nd->vlan, nd->netdev,
eth->vc = nd->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_NIC,
nd->vlan, nd->netdev,
nd->model, nd->name,
eth_can_receive, eth_receive,
NULL, eth_cleanup, eth);

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@ -462,7 +462,8 @@ void mcf_fec_init(NICInfo *nd, target_phys_addr_t base, qemu_irq *irq)
mcf_fec_writefn, s);
cpu_register_physical_memory(base, 0x400, s->mmio_index);
s->vc = nd->vc = qemu_new_vlan_client(nd->vlan, nd->netdev,
s->vc = nd->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_NIC,
nd->vlan, nd->netdev,
nd->model, nd->name,
mcf_fec_can_receive, mcf_fec_receive,
NULL, mcf_fec_cleanup, s);

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@ -263,7 +263,8 @@ void mipsnet_init (int base, qemu_irq irq, NICInfo *nd)
s->io_base = base;
s->irq = irq;
if (nd) {
s->vc = nd->vc = qemu_new_vlan_client(nd->vlan, nd->netdev,
s->vc = nd->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_NIC,
nd->vlan, nd->netdev,
nd->model, nd->name,
mipsnet_can_receive, mipsnet_receive,
NULL, mipsnet_cleanup, s);

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@ -1460,7 +1460,8 @@ USBDevice *usb_net_init(NICInfo *nd)
memcpy(s->mac, nd->macaddr, 6);
s->vc = nd->vc = qemu_new_vlan_client(nd->vlan, nd->netdev,
s->vc = nd->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_NIC,
nd->vlan, nd->netdev,
nd->model, nd->name,
usbnet_can_receive,
usbnet_receive,

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@ -301,7 +301,8 @@ static int net_init(struct XenDevice *xendev)
return -1;
vlan = qemu_find_vlan(netdev->xendev.dev, 1);
netdev->vs = qemu_new_vlan_client(vlan, NULL, "xen", NULL,
netdev->vs = qemu_new_vlan_client(NET_CLIENT_TYPE_NIC,
vlan, NULL, "xen", NULL,
net_rx_ok, net_rx_packet, NULL,
NULL, netdev);
snprintf(netdev->vs->info_str, sizeof(netdev->vs->info_str),

22
net.c
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@ -325,7 +325,8 @@ static ssize_t qemu_deliver_packet_iov(VLANClientState *sender,
int iovcnt,
void *opaque);
VLANClientState *qemu_new_vlan_client(VLANState *vlan,
VLANClientState *qemu_new_vlan_client(net_client_type type,
VLANState *vlan,
VLANClientState *peer,
const char *model,
const char *name,
@ -339,6 +340,7 @@ VLANClientState *qemu_new_vlan_client(VLANState *vlan,
vc = qemu_mallocz(sizeof(VLANClientState));
vc->type = type;
vc->model = qemu_strdup(model);
if (name)
vc->name = qemu_strdup(name);
@ -880,7 +882,8 @@ static int net_slirp_init(VLANState *vlan, const char *model,
}
#endif
s->vc = qemu_new_vlan_client(vlan, NULL, model, name, NULL,
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_SLIRP,
vlan, NULL, model, name, NULL,
slirp_receive, NULL,
net_slirp_cleanup, s);
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
@ -1486,7 +1489,8 @@ static TAPState *net_tap_fd_init(VLANState *vlan,
s = qemu_mallocz(sizeof(TAPState));
s->fd = fd;
s->has_vnet_hdr = vnet_hdr != 0;
s->vc = qemu_new_vlan_client(vlan, NULL, model, name, NULL,
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_TAP,
vlan, NULL, model, name, NULL,
tap_receive, tap_receive_iov,
tap_cleanup, s);
tap_read_poll(s, 1);
@ -1845,7 +1849,8 @@ static int net_vde_init(VLANState *vlan, const char *model,
free(s);
return -1;
}
s->vc = qemu_new_vlan_client(vlan, NULL, model, name, NULL,
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_VDE,
vlan, NULL, model, name, NULL,
vde_receive, NULL,
vde_cleanup, s);
qemu_set_fd_handler(vde_datafd(s->vde), vde_to_qemu, NULL, s);
@ -2085,7 +2090,8 @@ static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan,
s = qemu_mallocz(sizeof(NetSocketState));
s->fd = fd;
s->vc = qemu_new_vlan_client(vlan, NULL, model, name, NULL,
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_SOCKET,
vlan, NULL, model, name, NULL,
net_socket_receive_dgram, NULL,
net_socket_cleanup, s);
qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
@ -2114,7 +2120,8 @@ static NetSocketState *net_socket_fd_init_stream(VLANState *vlan,
NetSocketState *s;
s = qemu_mallocz(sizeof(NetSocketState));
s->fd = fd;
s->vc = qemu_new_vlan_client(vlan, NULL, model, name, NULL,
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_SOCKET,
vlan, NULL, model, name, NULL,
net_socket_receive, NULL,
net_socket_cleanup, s);
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
@ -2396,7 +2403,8 @@ static int net_dump_init(VLANState *vlan, const char *device,
return -1;
}
s->pcap_vc = qemu_new_vlan_client(vlan, NULL, device, name, NULL,
s->pcap_vc = qemu_new_vlan_client(NET_CLIENT_TYPE_DUMP,
vlan, NULL, device, name, NULL,
dump_receive, NULL,
net_dump_cleanup, s);
snprintf(s->pcap_vc->info_str, sizeof(s->pcap_vc->info_str),

11
net.h
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@ -26,6 +26,16 @@ typedef struct NICConf {
/* VLANs support */
typedef enum {
NET_CLIENT_TYPE_NONE,
NET_CLIENT_TYPE_NIC,
NET_CLIENT_TYPE_SLIRP,
NET_CLIENT_TYPE_TAP,
NET_CLIENT_TYPE_SOCKET,
NET_CLIENT_TYPE_VDE,
NET_CLIENT_TYPE_DUMP
} net_client_type;
typedef int (NetCanReceive)(VLANClientState *);
typedef ssize_t (NetReceive)(VLANClientState *, const uint8_t *, size_t);
typedef ssize_t (NetReceiveIOV)(VLANClientState *, const struct iovec *, int);
@ -33,6 +43,7 @@ typedef void (NetCleanup) (VLANClientState *);
typedef void (LinkStatusChanged)(VLANClientState *);
struct VLANClientState {
net_client_type type;
NetReceive *receive;
NetReceiveIOV *receive_iov;
/* Packets may still be sent if this returns zero. It's used to

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@ -677,7 +677,8 @@ int tap_win32_init(VLANState *vlan, const char *model,
return -1;
}
s->vc = qemu_new_vlan_client(vlan, NULL, model, name,
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_TAP,
vlan, NULL, model, name,
NULL, tap_receive,
NULL, tap_cleanup, s);