From a6c76285f2e41535527a46edf4d158a2779545e1 Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Thu, 30 Mar 2017 19:43:11 +0200 Subject: [PATCH] io vnc sockets: Clean up SocketAddressKind switches We have quite a few switches over SocketAddressKind. Some have case labels for all enumeration values, others rely on a default label. Some abort when the value isn't a valid SocketAddressKind, others report an error then. Unify as follows. Always provide case labels for all enumeration values, to clarify intent. Abort when the value isn't a valid SocketAddressKind, because the program state is messed up then. Improve a few error messages while there. Signed-off-by: Markus Armbruster Reviewed-by: Max Reitz Message-id: 1490895797-29094-4-git-send-email-armbru@redhat.com Signed-off-by: Max Reitz --- io/dns-resolver.c | 7 +++++-- ui/vnc.c | 18 ++++++++++++------ util/qemu-sockets.c | 4 +--- 3 files changed, 18 insertions(+), 11 deletions(-) diff --git a/io/dns-resolver.c b/io/dns-resolver.c index 0ac6b23c022..a4070759344 100644 --- a/io/dns-resolver.c +++ b/io/dns-resolver.c @@ -164,9 +164,12 @@ int qio_dns_resolver_lookup_sync(QIODNSResolver *resolver, addrs, errp); - default: - error_setg(errp, "Unknown socket address kind"); + case SOCKET_ADDRESS_KIND_FD: + error_setg(errp, "Unsupported socket address type 'fd'"); return -1; + + default: + abort(); } } diff --git a/ui/vnc.c b/ui/vnc.c index 1095f9de68f..349cfc9d865 100644 --- a/ui/vnc.c +++ b/ui/vnc.c @@ -129,10 +129,13 @@ static void vnc_init_basic_info(SocketAddress *addr, info->family = NETWORK_ADDRESS_FAMILY_UNIX; break; - default: - error_setg(errp, "Unsupported socket kind %d", - addr->type); + case SOCKET_ADDRESS_KIND_VSOCK: + case SOCKET_ADDRESS_KIND_FD: + error_setg(errp, "Unsupported socket address type %s", + SocketAddressKind_lookup[addr->type]); break; + default: + abort(); } return; @@ -411,10 +414,13 @@ VncInfo *qmp_query_vnc(Error **errp) info->family = NETWORK_ADDRESS_FAMILY_UNIX; break; - default: - error_setg(errp, "Unsupported socket kind %d", - addr->type); + case SOCKET_ADDRESS_KIND_VSOCK: + case SOCKET_ADDRESS_KIND_FD: + error_setg(errp, "Unsupported socket address type %s", + SocketAddressKind_lookup[addr->type]); goto out_error; + default: + abort(); } info->has_host = true; diff --git a/util/qemu-sockets.c b/util/qemu-sockets.c index 9b7368113c8..4ae37bd2a2f 100644 --- a/util/qemu-sockets.c +++ b/util/qemu-sockets.c @@ -1337,9 +1337,7 @@ char *socket_address_to_string(struct SocketAddress *addr, Error **errp) break; default: - error_setg(errp, "socket family %d unsupported", - addr->type); - return NULL; + abort(); } return buf; } -- 2.39.5