MdePkg/DevicePath.h: Add DNS Device Path definition

This patch adds the DNS device path node definition.

Cc: Ye Ting <ting.ye@intel.com>
Cc: Fu Siyuan <siyuan.fu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Wu Jiaxin <jiaxin.wu@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>

diff --git a/MdePkg/Include/Protocol/DevicePath.h b/MdePkg/Include/Protocol/DevicePath.h
index 220fa90765326c3c327b747b9061b4d9228374cc..fb8ab564c5114a3a013209ba362bce2ee6ddcb7e 100644 (file)
--- a/MdePkg/Include/Protocol/DevicePath.h
+++ b/MdePkg/Include/Protocol/DevicePath.h
@@ -817,6 +817,22 @@ typedef struct {
   UINT64                          NamespaceUuid;\r
 } NVME_NAMESPACE_DEVICE_PATH;\r
 \r
+///\r
+/// DNS Device Path SubType\r
+///\r
+#define MSG_DNS_DP                0x1F\r
+typedef struct {\r
+  EFI_DEVICE_PATH_PROTOCOL        Header;\r
+  ///\r
+  /// Indicates the DNS server address is IPv4 or IPv6 address.\r
+  ///\r
+  UINT8                           IsIPv6;\r
+  ///\r
+  /// Instance of the DNS server address.\r
+  ///\r
+  EFI_IP_ADDRESS                  DnsServerIp[];\r
+} DNS_DEVICE_PATH;\r
+\r
 ///\r
 /// Uniform Resource Identifiers (URI) Device Path SubType\r
 ///\r
@@ -1252,6 +1268,7 @@ typedef union {
   SAS_DEVICE_PATH                            Sas;\r
   SASEX_DEVICE_PATH                          SasEx;\r
   NVME_NAMESPACE_DEVICE_PATH                 NvmeNamespace;\r
+  DNS_DEVICE_PATH                            Dns; \r
   URI_DEVICE_PATH                            Uri;\r
   BLUETOOTH_DEVICE_PATH                      Bluetooth;\r
   WIFI_DEVICE_PATH                           WiFi;\r
@@ -1309,6 +1326,7 @@ typedef union {
   SAS_DEVICE_PATH                            *Sas;\r
   SASEX_DEVICE_PATH                          *SasEx;\r
   NVME_NAMESPACE_DEVICE_PATH                 *NvmeNamespace;\r
+  DNS_DEVICE_PATH                            *Dns;\r
   URI_DEVICE_PATH                            *Uri;\r
   BLUETOOTH_DEVICE_PATH                      *Bluetooth;\r
   WIFI_DEVICE_PATH                           *WiFi;\r