diff options
Diffstat (limited to 'net/socket.c')
-rw-r--r-- | net/socket.c | 127 |
1 files changed, 71 insertions, 56 deletions
diff --git a/net/socket.c b/net/socket.c index 3f98eefb34..982c8debe4 100644 --- a/net/socket.c +++ b/net/socket.c @@ -489,90 +489,105 @@ static int net_socket_listen_init(NetClientState *peer, { NetClientState *nc; NetSocketState *s; - struct sockaddr_in saddr; - int fd, ret; - - if (parse_host_port(&saddr, host_str) < 0) - return -1; + SocketAddress *saddr; + int ret; + Error *local_error = NULL; - fd = qemu_socket(PF_INET, SOCK_STREAM, 0); - if (fd < 0) { - perror("socket"); + saddr = socket_parse(host_str, &local_error); + if (saddr == NULL) { + error_report_err(local_error); return -1; } - qemu_set_nonblock(fd); - - socket_set_fast_reuse(fd); - ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)); + ret = socket_listen(saddr, &local_error); if (ret < 0) { - perror("bind"); - closesocket(fd); - return -1; - } - ret = listen(fd, 0); - if (ret < 0) { - perror("listen"); - closesocket(fd); + qapi_free_SocketAddress(saddr); + error_report_err(local_error); return -1; } nc = qemu_new_net_client(&net_socket_info, peer, model, name); s = DO_UPCAST(NetSocketState, nc, nc); s->fd = -1; - s->listen_fd = fd; + s->listen_fd = ret; s->nc.link_down = true; qemu_set_fd_handler(s->listen_fd, net_socket_accept, NULL, s); + qapi_free_SocketAddress(saddr); return 0; } +typedef struct { + NetClientState *peer; + SocketAddress *saddr; + char *model; + char *name; +} socket_connect_data; + +static void socket_connect_data_free(socket_connect_data *c) +{ + qapi_free_SocketAddress(c->saddr); + g_free(c->model); + g_free(c->name); + g_free(c); +} + +static void net_socket_connected(int fd, Error *err, void *opaque) +{ + socket_connect_data *c = opaque; + NetSocketState *s; + char *addr_str = NULL; + Error *local_error = NULL; + + addr_str = socket_address_to_string(c->saddr, &local_error); + if (addr_str == NULL) { + error_report_err(local_error); + closesocket(fd); + goto end; + } + + s = net_socket_fd_init(c->peer, c->model, c->name, fd, true); + if (!s) { + closesocket(fd); + goto end; + } + + snprintf(s->nc.info_str, sizeof(s->nc.info_str), + "socket: connect to %s", addr_str); + +end: + g_free(addr_str); + socket_connect_data_free(c); +} + static int net_socket_connect_init(NetClientState *peer, const char *model, const char *name, const char *host_str) { - NetSocketState *s; - int fd, connected, ret; - struct sockaddr_in saddr; + socket_connect_data *c = g_new0(socket_connect_data, 1); + int fd = -1; + Error *local_error = NULL; - if (parse_host_port(&saddr, host_str) < 0) - return -1; + c->peer = peer; + c->model = g_strdup(model); + c->name = g_strdup(name); + c->saddr = socket_parse(host_str, &local_error); + if (c->saddr == NULL) { + goto err; + } - fd = qemu_socket(PF_INET, SOCK_STREAM, 0); + fd = socket_connect(c->saddr, &local_error, net_socket_connected, c); if (fd < 0) { - perror("socket"); - return -1; + goto err; } - qemu_set_nonblock(fd); - connected = 0; - for(;;) { - ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr)); - if (ret < 0) { - if (errno == EINTR || errno == EWOULDBLOCK) { - /* continue */ - } else if (errno == EINPROGRESS || - errno == EALREADY || - errno == EINVAL) { - break; - } else { - perror("connect"); - closesocket(fd); - return -1; - } - } else { - connected = 1; - break; - } - } - s = net_socket_fd_init(peer, model, name, fd, connected); - if (!s) - return -1; - 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; + +err: + error_report_err(local_error); + socket_connect_data_free(c); + return -1; } static int net_socket_mcast_init(NetClientState *peer, |