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net: convert socket to NetClientInfo

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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 18:49:08 +00:00 committed by Anthony Liguori
parent b4e859c6a1
commit 564f63e3fc
1 changed files with 45 additions and 29 deletions
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74
net/socket.c
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@ -33,7 +33,7 @@
#include "sysemu.h"
typedef struct NetSocketState {
VLANClientState *vc;
VLANClientState nc;
int fd;
int state; /* 0 = getting length, 1 = getting data */
unsigned int index;
@ -50,9 +50,9 @@ typedef struct NetSocketListenState {
} NetSocketListenState;
/* XXX: we consider we can send the whole packet without blocking */
static ssize_t net_socket_receive(VLANClientState *vc, const uint8_t *buf, size_t size)
static ssize_t net_socket_receive(VLANClientState *nc, const uint8_t *buf, size_t size)
{
NetSocketState *s = vc->opaque;
NetSocketState *s = DO_UPCAST(NetSocketState, nc, nc);
uint32_t len;
len = htonl(size);
@ -60,9 +60,9 @@ static ssize_t net_socket_receive(VLANClientState *vc, const uint8_t *buf, size_
return send_all(s->fd, buf, size);
}
static ssize_t net_socket_receive_dgram(VLANClientState *vc, const uint8_t *buf, size_t size)
static ssize_t net_socket_receive_dgram(VLANClientState *nc, const uint8_t *buf, size_t size)
{
NetSocketState *s = vc->opaque;
NetSocketState *s = DO_UPCAST(NetSocketState, nc, nc);
return sendto(s->fd, (const void *)buf, size, 0,
(struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
@ -124,7 +124,7 @@ static void net_socket_send(void *opaque)
buf += l;
size -= l;
if (s->index >= s->packet_len) {
qemu_send_packet(s->vc, s->buf, s->packet_len);
qemu_send_packet(&s->nc, s->buf, s->packet_len);
s->index = 0;
s->state = 0;
}
@ -146,7 +146,7 @@ static void net_socket_send_dgram(void *opaque)
qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
return;
}
qemu_send_packet(s->vc, s->buf, size);
qemu_send_packet(&s->nc, s->buf, size);
}
static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
@ -209,14 +209,20 @@ fail:
return -1;
}
static void net_socket_cleanup(VLANClientState *vc)
static void net_socket_cleanup(VLANClientState *nc)
{
NetSocketState *s = vc->opaque;
NetSocketState *s = DO_UPCAST(NetSocketState, nc, nc);
qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
close(s->fd);
qemu_free(s);
}
static NetClientInfo net_dgram_socket_info = {
.type = NET_CLIENT_TYPE_SOCKET,
.size = sizeof(NetSocketState),
.receive = net_socket_receive_dgram,
.cleanup = net_socket_cleanup,
};
static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan,
const char *model,
const char *name,
@ -225,6 +231,7 @@ static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan,
struct sockaddr_in saddr;
int newfd;
socklen_t saddr_len;
VLANClientState *nc;
NetSocketState *s;
/* fd passed: multicast: "learn" dgram_dst address from bound address and save it
@ -258,22 +265,22 @@ static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan,
}
}
s = qemu_mallocz(sizeof(NetSocketState));
nc = qemu_new_net_client(&net_dgram_socket_info, vlan, NULL, model, name);
snprintf(nc->info_str, sizeof(nc->info_str),
"socket: fd=%d (%s mcast=%s:%d)",
fd, is_connected ? "cloned" : "",
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
s = DO_UPCAST(NetSocketState, nc, nc);
s->fd = fd;
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_SOCKET,
vlan, NULL, model, name, NULL,
net_socket_receive_dgram, NULL, NULL,
net_socket_cleanup, s);
qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
/* mcast: save bound address as dst */
if (is_connected) s->dgram_dst=saddr;
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
"socket: fd=%d (%s mcast=%s:%d)",
fd, is_connected? "cloned" : "",
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
return s;
}
@ -283,20 +290,29 @@ static void net_socket_connect(void *opaque)
qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
}
static NetClientInfo net_socket_info = {
.type = NET_CLIENT_TYPE_SOCKET,
.size = sizeof(NetSocketState),
.receive = net_socket_receive,
.cleanup = net_socket_cleanup,
};
static NetSocketState *net_socket_fd_init_stream(VLANState *vlan,
const char *model,
const char *name,
int fd, int is_connected)
{
VLANClientState *nc;
NetSocketState *s;
s = qemu_mallocz(sizeof(NetSocketState));
nc = qemu_new_net_client(&net_socket_info, vlan, NULL, model, name);
snprintf(nc->info_str, sizeof(nc->info_str), "socket: fd=%d", fd);
s = DO_UPCAST(NetSocketState, nc, nc);
s->fd = fd;
s->vc = qemu_new_vlan_client(NET_CLIENT_TYPE_SOCKET,
vlan, NULL, model, name, NULL,
net_socket_receive, NULL, NULL,
net_socket_cleanup, s);
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
"socket: fd=%d", fd);
if (is_connected) {
net_socket_connect(s);
} else {
@ -350,7 +366,7 @@ static void net_socket_accept(void *opaque)
if (!s1) {
closesocket(fd);
} else {
snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
snprintf(s1->nc.info_str, sizeof(s1->nc.info_str),
"socket: connection from %s:%d",
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
}
@ -443,7 +459,7 @@ static int net_socket_connect_init(VLANState *vlan,
s = net_socket_fd_init(vlan, model, name, fd, connected);
if (!s)
return -1;
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
snprintf(s->nc.info_str, sizeof(s->nc.info_str),
"socket: connect to %s:%d",
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
return 0;
@ -472,7 +488,7 @@ static int net_socket_mcast_init(VLANState *vlan,
s->dgram_dst = saddr;
snprintf(s->vc->info_str, sizeof(s->vc->info_str),
snprintf(s->nc.info_str, sizeof(s->nc.info_str),
"socket: mcast=%s:%d",
inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
return 0;