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-rw-r--r--source/components/namespace/nsnames.c52
1 files changed, 52 insertions, 0 deletions
diff --git a/source/components/namespace/nsnames.c b/source/components/namespace/nsnames.c
index 95f8c8db970c..8af12f197279 100644
--- a/source/components/namespace/nsnames.c
+++ b/source/components/namespace/nsnames.c
@@ -110,6 +110,58 @@ AcpiNsGetPathnameLength (
/*******************************************************************************
*
+ * FUNCTION: AcpiNsHandleToName
+ *
+ * PARAMETERS: TargetHandle - Handle of named object whose name is
+ * to be found
+ * Buffer - Where the name is returned
+ *
+ * RETURN: Status, Buffer is filled with name if status is AE_OK
+ *
+ * DESCRIPTION: Build and return a full namespace name
+ *
+ ******************************************************************************/
+
+ACPI_STATUS
+AcpiNsHandleToName (
+ ACPI_HANDLE TargetHandle,
+ ACPI_BUFFER *Buffer)
+{
+ ACPI_STATUS Status;
+ ACPI_NAMESPACE_NODE *Node;
+ const char *NodeName;
+
+
+ ACPI_FUNCTION_TRACE_PTR (NsHandleToName, TargetHandle);
+
+
+ Node = AcpiNsValidateHandle (TargetHandle);
+ if (!Node)
+ {
+ return_ACPI_STATUS (AE_BAD_PARAMETER);
+ }
+
+ /* Validate/Allocate/Clear caller buffer */
+
+ Status = AcpiUtInitializeBuffer (Buffer, ACPI_PATH_SEGMENT_LENGTH);
+ if (ACPI_FAILURE (Status))
+ {
+ return_ACPI_STATUS (Status);
+ }
+
+ /* Just copy the ACPI name from the Node and zero terminate it */
+
+ NodeName = AcpiUtGetNodeName (Node);
+ ACPI_MOVE_NAME (Buffer->Pointer, NodeName);
+ ((char *) Buffer->Pointer) [ACPI_NAME_SIZE] = 0;
+
+ ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "%4.4s\n", (char *) Buffer->Pointer));
+ return_ACPI_STATUS (AE_OK);
+}
+
+
+/*******************************************************************************
+ *
* FUNCTION: AcpiNsHandleToPathname
*
* PARAMETERS: TargetHandle - Handle of named object whose name is