util: handle missing switch enum cases

Ensure all enum cases are listed in switch statements.

Reviewed-by: John Ferlan <jferlan@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>

src/util/virconf.c

@@ -296,7 +296,9 @@ virConfSaveValue(virBufferPtr buf, virConfValuePtr val)
             virBufferAddLit(buf, " ]");
             break;
         }
+        case VIR_CONF_LAST:
         default:
+            virReportEnumRangeError(virConfType, val->type);
             return -1;
     }
     return 0;
@@ -986,13 +988,20 @@ int virConfGetValueStringList(virConfPtr conf,
         }
         ATTRIBUTE_FALLTHROUGH;
 
-    default:
+    case VIR_CONF_LLONG:
+    case VIR_CONF_ULLONG:
+    case VIR_CONF_NONE:
         virReportError(VIR_ERR_INTERNAL_ERROR,
                        compatString ?
                        _("%s: expected a string or string list for '%s' parameter") :
                        _("%s: expected a string list for '%s' parameter"),
                        conf->filename, setting);
         return -1;
+
+    case VIR_CONF_LAST:
+    default:
+        virReportEnumRangeError(virConfType, cval->type);
+        return -1;
     }
 
     return 1;

src/util/virerror.h

@@ -173,7 +173,7 @@ void virReportSystemErrorFull(int domcode,
     virReportErrorHelper(VIR_FROM_THIS, VIR_ERR_INTERNAL_ERROR, \
                          __FILE__, __FUNCTION__, __LINE__, \
                          "Unexpected enum value %d for %s", \
-                         value, sizeof((typename)1) != 0 ? #typname : #typname);
+                         value, sizeof((typname)1) != 0 ? #typname : #typname);
 
 void virReportOOMErrorFull(int domcode,
                            const char *filename,

src/util/virfirewall.c

@@ -827,9 +827,11 @@ virFirewallApplyRule(virFirewallPtr firewall,
         if (virFirewallApplyRuleFirewallD(rule, ignoreErrors, &output) < 0)
             return -1;
         break;
+
+    case VIR_FIREWALL_BACKEND_AUTOMATIC:
+    case VIR_FIREWALL_BACKEND_LAST:
     default:
-        virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
+        virReportEnumRangeError(virFirewallBackend, currentBackend);
-                       _("Unexpected firewall engine backend"));
         return -1;
     }
 

src/util/virlog.c

@@ -1206,20 +1206,30 @@ virLogGetOutputs(void)
                                   virLogDestinationTypeToString(dest),
                                   virLogOutputs[i]->name);
                 break;
-            default:
+            case VIR_LOG_TO_STDERR:
+            case VIR_LOG_TO_JOURNALD:
                 virBufferAsprintf(&outputbuf, "%d:%s",
                                   virLogOutputs[i]->priority,
                                   virLogDestinationTypeToString(dest));
+                break;
+            case VIR_LOG_TO_OUTPUT_LAST:
+            default:
+                virReportEnumRangeError(virLogDestination, dest);
+                goto error;
         }
     }
-    virLogUnlock();
 
     if (virBufferError(&outputbuf)) {
-        virBufferFreeAndReset(&outputbuf);
+        goto error;
-        return NULL;
     }
 
+    virLogUnlock();
     return virBufferContentAndReset(&outputbuf);
+
+ error:
+    virLogUnlock();
+    virBufferFreeAndReset(&outputbuf);
+    return NULL;
 }
 
 

src/util/virnetdevvportprofile.c

@@ -1071,6 +1071,9 @@ virNetDevVPortProfileOp8021Qbg(const char *ifname,
     case VIR_NETDEV_VPORT_PROFILE_LINK_OP_PREASSOCIATE:
         op = PORT_REQUEST_PREASSOCIATE;
         break;
+    case VIR_NETDEV_VPORT_PROFILE_LINK_OP_PREASSOCIATE_RR:
+        op = PORT_REQUEST_PREASSOCIATE_RR;
+        break;
     case VIR_NETDEV_VPORT_PROFILE_LINK_OP_ASSOCIATE:
         op = PORT_REQUEST_ASSOCIATE;
         break;
@@ -1191,10 +1194,15 @@ virNetDevVPortProfileOp8021Qbh(const char *ifname,
                                            false);
         break;
 
-    default:
+    case VIR_NETDEV_VPORT_PROFILE_LINK_OP_PREASSOCIATE:
         virReportError(VIR_ERR_INTERNAL_ERROR,
                        _("operation type %d not supported"), virtPortOp);
         rc = -1;
+        break;
+    default:
+        virReportEnumRangeError(virNetDevVPortProfileType, virtPortOp);
+        rc = -1;
+        break;
     }
 
  cleanup:

src/util/virnetdevvportprofile.h

@@ -30,7 +30,7 @@
 
 # define LIBVIRT_IFLA_VF_PORT_PROFILE_MAX 40
 
-enum virNetDevVPortProfile {
+typedef enum virNetDevVPortProfile {
     VIR_NETDEV_VPORT_PROFILE_NONE,
     VIR_NETDEV_VPORT_PROFILE_8021QBG,
     VIR_NETDEV_VPORT_PROFILE_8021QBH,
@@ -38,7 +38,7 @@ enum virNetDevVPortProfile {
     VIR_NETDEV_VPORT_PROFILE_MIDONET,
 
     VIR_NETDEV_VPORT_PROFILE_LAST,
-};
+} virNetDevVPortProfileType;
 VIR_ENUM_DECL(virNetDevVPort)
 
 typedef enum {