cli: Add parent priority set cli (#1923)

examples/drivers/windows/include/otLwfIoctl.h

@@ -694,8 +694,13 @@ typedef struct otCommissionConfig
     // GUID - InterfaceGuid
     // otPSKc - aPSKc
 
+#define IOCTL_OTLWF_OT_PARENT_PRIORITY \
+    OTLWF_CTL_CODE(196, METHOD_BUFFERED, FILE_READ_DATA | FILE_WRITE_DATA)
+    // GUID - InterfaceGuid
+    // int8_t - aParentPriority
+
 // OpenThread function IOCTL codes
 #define MIN_OTLWF_IOCTL_FUNC_CODE 100
-#define MAX_OTLWF_IOCTL_FUNC_CODE 195
+#define MAX_OTLWF_IOCTL_FUNC_CODE 196
 
 #endif //__OTLWFIOCTL_H__

examples/drivers/windows/otApi/otApi.cpp

@@ -3843,3 +3843,27 @@ otJoinerStop(
     if (aInstance == nullptr) return OT_ERROR_INVALID_ARGS;
     return DwordToThreadError(SetIOCTL(aInstance, IOCTL_OTLWF_OT_JOINER_STOP));
 }
+
+OTAPI
+int8_t
+OTCALL
+otThreadGetParentPriority(
+    _In_ otInstance *aInstance
+)
+{
+    int8_t Result = 0;
+    if (aInstance) (void)QueryIOCTL(aInstance, IOCTL_OTLWF_OT_PARENT_PRIORITY, &Result);
+    return Result;
+}
+
+OTAPI
+otError
+OTCALL
+otThreadSetParentPriority(
+    _In_ otInstance *aInstance,
+    int8_t aParentPriority
+    )
+{
+    if (aInstance == nullptr) return OT_ERROR_INVALID_ARGS;
+    return DwordToThreadError(SetIOCTL(aInstance, IOCTL_OTLWF_OT_PARENT_PRIORITY, aParentPriority));
+}

examples/drivers/windows/otLwf/iocontrol.c

@@ -141,6 +141,7 @@ OTLWF_IOCTL_HANDLER IoCtls[] =
     { "IOCTL_OTLWF_OT_THREAD_AUTO_START",           REF_IOCTL_FUNC(otThreadAutoStart) },
     { "IOCTL_OTLWF_OT_PREFERRED_ROUTER_ID",         REF_IOCTL_FUNC(otThreadPreferredRouterId) },
     { "IOCTL_OTLWF_OT_PSKC",                        REF_IOCTL_FUNC_WITH_TUN(otPSKc) },
+    { "IOCTL_OTLWF_OT_PARENT_PRIORITY",             REF_IOCTL_FUNC(otParentPriority) },
 };
 
 static_assert(ARRAYSIZE(IoCtls) == (MAX_OTLWF_IOCTL_FUNC_CODE - MIN_OTLWF_IOCTL_FUNC_CODE) + 1,
@@ -6225,3 +6226,38 @@ otLwfIoCtl_otThreadPreferredRouterId(
 
     return status;
 }
+
+_IRQL_requires_max_(PASSIVE_LEVEL)
+NTSTATUS
+otLwfIoCtl_otParentPriority(
+    _In_ PMS_FILTER         pFilter,
+    _In_reads_bytes_(InBufferLength)
+            PUCHAR          InBuffer,
+    _In_    ULONG           InBufferLength,
+    _Out_writes_bytes_(*OutBufferLength)
+            PVOID           OutBuffer,
+    _Inout_ PULONG          OutBufferLength
+    )
+{
+    NTSTATUS status = STATUS_INVALID_PARAMETER;
+
+    if (InBufferLength >= sizeof(int8_t))
+    {
+        otThreadSetParentPriority(pFilter->otCtx, *(int8_t*)InBuffer);
+        status = STATUS_SUCCESS;
+        *OutBufferLength = 0;
+    }
+    else if (*OutBufferLength >= sizeof(int8_t))
+    {
+        *(uint16_t*)OutBuffer = otThreadGetParentPriority(pFilter->otCtx);
+        status = STATUS_SUCCESS;
+        *OutBufferLength = sizeof(int8_t);
+    }
+    else
+    {
+        *OutBufferLength = 0;
+    }
+
+    return status;
+}
+

examples/drivers/windows/otLwf/iocontrol.h

@@ -227,5 +227,6 @@ DECL_IOCTL_FUNC(otFactoryReset);
 DECL_IOCTL_FUNC(otThreadAutoStart);
 DECL_IOCTL_FUNC(otThreadPreferredRouterId);
 DECL_IOCTL_FUNC_WITH_TUN2(otPSKc);
+DECL_IOCTL_FUNC(otParentPriority);
 
 #endif // _IOCONTROL_H