conf: Introduce virDomainCapsCPUModelsGet

This internal API can be used to find a specific CPU model in
virDomainCapsCPUModels list.

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>

src/conf/domain_capabilities.c

@@ -259,6 +259,24 @@ virDomainCapsCPUModelsAdd(virDomainCapsCPUModelsPtr cpuModels,
 }
 
 
+virDomainCapsCPUModelPtr
+virDomainCapsCPUModelsGet(virDomainCapsCPUModelsPtr cpuModels,
+                          const char *name)
+{
+    size_t i;
+
+    if (!cpuModels)
+        return NULL;
+
+    for (i = 0; i < cpuModels->nmodels; i++) {
+        if (STREQ(cpuModels->models[i].name, name))
+            return cpuModels->models + i;
+    }
+
+    return NULL;
+}
+
+
 int
 virDomainCapsEnumSet(virDomainCapsEnumPtr capsEnum,
                      const char *capsEnumName,

src/conf/domain_capabilities.h

@@ -179,6 +179,10 @@ int virDomainCapsCPUModelsAdd(virDomainCapsCPUModelsPtr cpuModels,
                               ssize_t nameLen,
                               virDomainCapsCPUUsable usable,
                               char **blockers);
+virDomainCapsCPUModelPtr
+virDomainCapsCPUModelsGet(virDomainCapsCPUModelsPtr cpuModels,
+                          const char *name);
+
 
 # define VIR_DOMAIN_CAPS_ENUM_SET(capsEnum, ...)            \
     do {                                                    \

src/cpu/cpu.c

@@ -829,16 +829,10 @@ bool
 virCPUModelIsAllowed(const char *model,
                      virDomainCapsCPUModelsPtr models)
 {
-    size_t i;
-
     if (!models)
         return true;
 
-    for (i = 0; i < models->nmodels; i++) {
-        if (STREQ(models->models[i].name, model))
-            return true;
-    }
-    return false;
+    return !!virDomainCapsCPUModelsGet(models, model);
 }
 
 

src/libvirt_private.syms

@@ -174,6 +174,7 @@ virDomainCapsCPUModelsAdd;
 virDomainCapsCPUModelsAddSteal;
 virDomainCapsCPUModelsCopy;
 virDomainCapsCPUModelsFilter;
+virDomainCapsCPUModelsGet;
 virDomainCapsCPUModelsNew;
 virDomainCapsCPUUsableTypeFromString;
 virDomainCapsCPUUsableTypeToString;