diff options
| -rw-r--r-- | net/socket.c | 92 |
1 files changed, 44 insertions, 48 deletions
diff --git a/net/socket.c b/net/socket.c index 12495d1..e6b471c 100644 --- a/net/socket.c +++ b/net/socket.c @@ -489,22 +489,21 @@ static void net_socket_accept(void *opaque) static int net_socket_listen_init(NetClientState *peer, const char *model, const char *name, - const char *host_str) + const char *host_str, + Error **errp) { NetClientState *nc; NetSocketState *s; struct sockaddr_in saddr; int fd, ret; - Error *err = NULL; - if (parse_host_port(&saddr, host_str, &err) < 0) { - error_report_err(err); + if (parse_host_port(&saddr, host_str, errp) < 0) { return -1; } fd = qemu_socket(PF_INET, SOCK_STREAM, 0); if (fd < 0) { - perror("socket"); + error_setg_errno(errp, errno, "can't create stream socket"); return -1; } qemu_set_nonblock(fd); @@ -513,13 +512,14 @@ static int net_socket_listen_init(NetClientState *peer, ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)); if (ret < 0) { - perror("bind"); + error_setg_errno(errp, errno, "can't bind ip=%s to socket", + inet_ntoa(saddr.sin_addr)); closesocket(fd); return -1; } ret = listen(fd, 0); if (ret < 0) { - perror("listen"); + error_setg_errno(errp, errno, "can't listen on socket"); closesocket(fd); return -1; } @@ -538,21 +538,20 @@ static int net_socket_listen_init(NetClientState *peer, static int net_socket_connect_init(NetClientState *peer, const char *model, const char *name, - const char *host_str) + const char *host_str, + Error **errp) { NetSocketState *s; int fd, connected, ret; struct sockaddr_in saddr; - Error *err = NULL; - if (parse_host_port(&saddr, host_str, &err) < 0) { - error_report_err(err); + if (parse_host_port(&saddr, host_str, errp) < 0) { return -1; } fd = qemu_socket(PF_INET, SOCK_STREAM, 0); if (fd < 0) { - perror("socket"); + error_setg_errno(errp, errno, "can't create stream socket"); return -1; } qemu_set_nonblock(fd); @@ -568,7 +567,7 @@ static int net_socket_connect_init(NetClientState *peer, errno == EINVAL) { break; } else { - perror("connect"); + error_setg_errno(errp, errno, "can't connect socket"); closesocket(fd); return -1; } @@ -577,9 +576,8 @@ static int net_socket_connect_init(NetClientState *peer, break; } } - s = net_socket_fd_init(peer, model, name, fd, connected, NULL, &err); + s = net_socket_fd_init(peer, model, name, fd, connected, NULL, errp); if (!s) { - error_report_err(err); return -1; } @@ -593,36 +591,36 @@ static int net_socket_mcast_init(NetClientState *peer, const char *model, const char *name, const char *host_str, - const char *localaddr_str) + const char *localaddr_str, + Error **errp) { NetSocketState *s; int fd; struct sockaddr_in saddr; struct in_addr localaddr, *param_localaddr; - Error *err = NULL; - if (parse_host_port(&saddr, host_str, &err) < 0) { - error_report_err(err); + if (parse_host_port(&saddr, host_str, errp) < 0) { return -1; } if (localaddr_str != NULL) { - if (inet_aton(localaddr_str, &localaddr) == 0) + if (inet_aton(localaddr_str, &localaddr) == 0) { + error_setg(errp, "localaddr '%s' is not a valid IPv4 address", + localaddr_str); return -1; + } param_localaddr = &localaddr; } else { param_localaddr = NULL; } - fd = net_socket_mcast_create(&saddr, param_localaddr, &err); + fd = net_socket_mcast_create(&saddr, param_localaddr, errp); if (fd < 0) { - error_report_err(err); return -1; } - s = net_socket_fd_init(peer, model, name, fd, 0, NULL, &err); + s = net_socket_fd_init(peer, model, name, fd, 0, NULL, errp); if (!s) { - error_report_err(err); return -1; } @@ -639,45 +637,45 @@ static int net_socket_udp_init(NetClientState *peer, const char *model, const char *name, const char *rhost, - const char *lhost) + const char *lhost, + Error **errp) { NetSocketState *s; int fd, ret; struct sockaddr_in laddr, raddr; - Error *err = NULL; - if (parse_host_port(&laddr, lhost, &err) < 0) { - error_report_err(err); + if (parse_host_port(&laddr, lhost, errp) < 0) { return -1; } - if (parse_host_port(&raddr, rhost, &err) < 0) { - error_report_err(err); + if (parse_host_port(&raddr, rhost, errp) < 0) { return -1; } fd = qemu_socket(PF_INET, SOCK_DGRAM, 0); if (fd < 0) { - perror("socket(PF_INET, SOCK_DGRAM)"); + error_setg_errno(errp, errno, "can't create datagram socket"); return -1; } ret = socket_set_fast_reuse(fd); if (ret < 0) { + error_setg_errno(errp, errno, + "can't set socket option SO_REUSEADDR"); closesocket(fd); return -1; } ret = bind(fd, (struct sockaddr *)&laddr, sizeof(laddr)); if (ret < 0) { - perror("bind"); + error_setg_errno(errp, errno, "can't bind ip=%s to socket", + inet_ntoa(laddr.sin_addr)); closesocket(fd); return -1; } qemu_set_nonblock(fd); - s = net_socket_fd_init(peer, model, name, fd, 0, NULL, &err); + s = net_socket_fd_init(peer, model, name, fd, 0, NULL, errp); if (!s) { - error_report_err(err); return -1; } @@ -692,8 +690,6 @@ static int net_socket_udp_init(NetClientState *peer, int net_init_socket(const Netdev *netdev, const char *name, NetClientState *peer, Error **errp) { - /* FIXME error_setg(errp, ...) on failure */ - Error *err = NULL; const NetdevSocketOptions *sock; assert(netdev->type == NET_CLIENT_DRIVER_SOCKET); @@ -701,22 +697,21 @@ int net_init_socket(const Netdev *netdev, const char *name, if (sock->has_listen + sock->has_connect + sock->has_mcast + sock->has_udp > 1) { - error_report("exactly one of listen=, connect=, mcast= or udp=" - " is required"); + error_setg(errp, "exactly one of listen=, connect=, mcast= or udp=" + " is required"); return -1; } if (sock->has_localaddr && !sock->has_mcast && !sock->has_udp) { - error_report("localaddr= is only valid with mcast= or udp="); + error_setg(errp, "localaddr= is only valid with mcast= or udp="); return -1; } if (sock->has_fd) { int fd; - fd = monitor_fd_param(cur_mon, sock->fd, &err); + fd = monitor_fd_param(cur_mon, sock->fd, errp); if (fd == -1) { - error_report_err(err); return -1; } qemu_set_nonblock(fd); @@ -728,15 +723,16 @@ int net_init_socket(const Netdev *netdev, const char *name, } if (sock->has_listen) { - if (net_socket_listen_init(peer, "socket", name, sock->listen) == -1) { + if (net_socket_listen_init(peer, "socket", name, sock->listen, errp) + < 0) { return -1; } return 0; } if (sock->has_connect) { - if (net_socket_connect_init(peer, "socket", name, sock->connect) == - -1) { + if (net_socket_connect_init(peer, "socket", name, sock->connect, errp) + < 0) { return -1; } return 0; @@ -746,7 +742,7 @@ int net_init_socket(const Netdev *netdev, const char *name, /* if sock->localaddr is missing, it has been initialized to "all bits * zero" */ if (net_socket_mcast_init(peer, "socket", name, sock->mcast, - sock->localaddr) == -1) { + sock->localaddr, errp) < 0) { return -1; } return 0; @@ -754,11 +750,11 @@ int net_init_socket(const Netdev *netdev, const char *name, assert(sock->has_udp); if (!sock->has_localaddr) { - error_report("localaddr= is mandatory with udp="); + error_setg(errp, "localaddr= is mandatory with udp="); return -1; } - if (net_socket_udp_init(peer, "socket", name, sock->udp, sock->localaddr) == - -1) { + if (net_socket_udp_init(peer, "socket", name, sock->udp, sock->localaddr, + errp) < 0) { return -1; } return 0; |