[libvirt] [PATCHv2 2/3] qemu_monitor_json: Build Json CPU Model Info

Chris Venteicher cventeic at redhat.com
Thu Apr 19 03:32:35 UTC 2018


Function qemuMonitorJSONBuildCPUModelInfoToJSON
builds and returns JSON of form
  {"model": {"name": "IvyBridge", "props": {}}}
from qemuMonitorCPUModelInfo.

Function qemuMonitorJSONBuildCPUModelInfoToJSON
  returns virJsonValuePtr on success and NULL on failure.
---
 src/qemu/qemu_monitor_json.c | 48 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)

diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index 4368aaaa0..44c1b2f15 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -5337,6 +5337,54 @@ qemuMonitorJSONParseCPUModelProperty(const char *key,
     return 0;
 }
 
+/* model_json: {"model": {"name": "IvyBridge", "props": {}}}
+ */
+static virJSONValuePtr
+qemuMonitorJSONBuildCPUModelInfoToJSON(qemuMonitorCPUModelInfoPtr model)
+{
+    virJSONValuePtr cpu_props = NULL;
+    virJSONValuePtr model_json = NULL;
+    size_t i;
+
+    if (!(cpu_props = virJSONValueNewObject()))
+        goto cleanup;
+
+    for (i = 0; i < model->nprops; i++) {
+        qemuMonitorCPUPropertyPtr prop = model->props + i;
+
+        switch (prop->type) {
+        case QEMU_MONITOR_CPU_PROPERTY_BOOLEAN:
+            if (virJSONValueObjectAppendBoolean(cpu_props, prop->name, prop->value.boolean) < 0)
+                goto cleanup;
+            break;
+
+        case QEMU_MONITOR_CPU_PROPERTY_STRING:
+            if (virJSONValueObjectAppendString(cpu_props, prop->name, prop->value.string) < 0)
+                goto cleanup;
+            break;
+
+        case QEMU_MONITOR_CPU_PROPERTY_NUMBER:
+            if (virJSONValueObjectAppendNumberLong(cpu_props, prop->name, prop->value.number) < 0)
+                goto cleanup;
+            break;
+
+        case QEMU_MONITOR_CPU_PROPERTY_LAST:
+        default:
+            virReportEnumRangeError(qemuMonitorCPUPropertyPtr, prop->type);
+            goto cleanup;
+        }
+    }
+
+    if (virJSONValueObjectCreate(&model_json, "s:name", model->name,
+                                              "a:props", &cpu_props, NULL) < 0) {
+        virJSONValueFree(cpu_props);
+        goto cleanup;
+    }
+
+ cleanup:
+    return model_json;
+}
+
 /* model_json: {"model": {"name": "IvyBridge", "props": {}}}
  */
 static qemuMonitorCPUModelInfoPtr
-- 
2.14.1




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