2. Fix the driver binding Stop() hang issue in the network stack. 3. Add Ip4 raw data support. 4. Add iSCSI Dhcp option 60 support. Signed-off-by: Fu Siyuan <siyuan.fu@intel.com> Reviewed-by: Ye Ting <ting.ye@intel.com> Reviewed-by: Ouyang Qian <qian.ouyang@intel.com> git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13995 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			366 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			366 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /** @file
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| 
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| Copyright (c) 2007 - 2012, Intel Corporation. All rights reserved.<BR>
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| This program and the accompanying materials
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| are licensed and made available under the terms and conditions of the BSD License
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| which accompanies this distribution.  The full text of the license may be found at
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| http://opensource.org/licenses/bsd-license.php
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| 
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| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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| WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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| 
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| **/
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| 
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| 
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| #include "PxeBcImpl.h"
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| 
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| //
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| // EFI Component Name Functions
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| //
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| /**
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|   Retrieves a Unicode string that is the user readable name of the driver.
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| 
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|   This function retrieves the user readable name of a driver in the form of a
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|   Unicode string. If the driver specified by This has a user readable name in
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|   the language specified by Language, then a pointer to the driver name is
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|   returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
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|   by This does not support the language specified by Language,
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|   then EFI_UNSUPPORTED is returned.
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| 
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|   @param[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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|                                 EFI_COMPONENT_NAME_PROTOCOL instance.
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| 
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|   @param[in]  Language          A pointer to a Null-terminated ASCII string
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|                                 array indicating the language. This is the
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|                                 language of the driver name that the caller is
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|                                 requesting, and it must match one of the
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|                                 languages specified in SupportedLanguages. The
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|                                 number of languages supported by a driver is up
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|                                 to the driver writer. Language is specified
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|                                 in RFC 4646 or ISO 639-2 language code format.
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| 
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|   @param[out]  DriverName       A pointer to the Unicode string to return.
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|                                 This Unicode string is the name of the
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|                                 driver specified by This in the language
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|                                 specified by Language.
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| 
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|   @retval EFI_SUCCESS           The Unicode string for the Driver specified by
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|                                 This and the language specified by Language was
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|                                 returned in DriverName.
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| 
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|   @retval EFI_INVALID_PARAMETER Language is NULL.
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| 
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|   @retval EFI_INVALID_PARAMETER DriverName is NULL.
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| 
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|   @retval EFI_UNSUPPORTED       The driver specified by This does not support
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|                                 the language specified by Language.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| PxeBcComponentNameGetDriverName (
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|   IN  EFI_COMPONENT_NAME_PROTOCOL  * This,
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|   IN  CHAR8                        *Language,
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|   OUT CHAR16                       **DriverName
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|   );
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| 
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| /**
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|   Retrieves a Unicode string that is the user readable name of the controller
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|   that is being managed by a driver.
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| 
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|   This function retrieves the user readable name of the controller specified by
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|   ControllerHandle and ChildHandle in the form of a Unicode string. If the
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|   driver specified by This has a user readable name in the language specified by
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|   Language, then a pointer to the controller name is returned in ControllerName,
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|   and EFI_SUCCESS is returned.  If the driver specified by This is not currently
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|   managing the controller specified by ControllerHandle and ChildHandle,
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|   then EFI_UNSUPPORTED is returned.  If the driver specified by This does not
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|   support the language specified by Language, then EFI_UNSUPPORTED is returned.
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| 
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|   @param[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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|                                 EFI_COMPONENT_NAME_PROTOCOL instance.
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| 
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|   @param[in]  ControllerHandle  The handle of a controller that the driver
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|                                 specified by This is managing.  This handle
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|                                 specifies the controller whose name is to be
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|                                 returned.
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| 
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|   @param[in]  ChildHandle       The handle of the child controller to retrieve
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|                                 the name of.  This is an optional parameter that
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|                                 may be NULL.  It will be NULL for device
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|                                 drivers.  It will also be NULL for a bus drivers
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|                                 that wish to retrieve the name of the bus
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|                                 controller.  It will not be NULL for a bus
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|                                 driver that wishes to retrieve the name of a
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|                                 child controller.
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| 
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|   @param[in]  Language          A pointer to a Null-terminated ASCII string
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|                                 array indicating the language.  This is the
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|                                 language of the driver name that the caller is
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|                                 requesting, and it must match one of the
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|                                 languages specified in SupportedLanguages. The
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|                                 number of languages supported by a driver is up
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|                                 to the driver writer. Language is specified in
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|                                 RFC 4646 or ISO 639-2 language code format.
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| 
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|   @param[out]  ControllerName   A pointer to the Unicode string to return.
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|                                 This Unicode string is the name of the
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|                                 controller specified by ControllerHandle and
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|                                 ChildHandle in the language specified by
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|                                 Language from the point of view of the driver
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|                                 specified by This.
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| 
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|   @retval EFI_SUCCESS           The Unicode string for the user readable name in
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|                                 the language specified by Language for the
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|                                 driver specified by This was returned in
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|                                 DriverName.
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| 
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|   @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
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| 
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|   @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
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|                                 EFI_HANDLE.
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| 
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|   @retval EFI_INVALID_PARAMETER Language is NULL.
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| 
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|   @retval EFI_INVALID_PARAMETER ControllerName is NULL.
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| 
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|   @retval EFI_UNSUPPORTED       The driver specified by This is not currently
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|                                 managing the controller specified by
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|                                 ControllerHandle and ChildHandle.
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| 
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|   @retval EFI_UNSUPPORTED       The driver specified by This does not support
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|                                 the language specified by Language.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| PxeBcComponentNameGetControllerName (
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|   IN  EFI_COMPONENT_NAME_PROTOCOL  * This,
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|   IN  EFI_HANDLE                   ControllerHandle,
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|   IN  EFI_HANDLE                   ChildHandle        OPTIONAL,
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|   IN  CHAR8                        *Language,
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|   OUT CHAR16                       **ControllerName
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|   );
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| 
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| //
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| // EFI Component Name Protocol
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| //
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| GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL     gPxeBcComponentName = {
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|   PxeBcComponentNameGetDriverName,
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|   PxeBcComponentNameGetControllerName,
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|   "eng"
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| };
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| 
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| GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL    gPxeBcComponentName2 = {
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|   (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) PxeBcComponentNameGetDriverName,
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|   (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) PxeBcComponentNameGetControllerName,
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|   "en"
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| };
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| 
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| GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mPxeBcDriverNameTable[] = {
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|   {
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|     "eng;en",
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|     L"UEFI PXE Base Code Driver"
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|   },
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|   {
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|     NULL,
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|     NULL
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|   }
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| };
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| 
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| GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mPxeBcControllerNameTable[] = {
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|   {
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|     "eng;en",
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|     L"PXE Controller"
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|   },
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|   {
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|     NULL,
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|     NULL
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|   }
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| };
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| 
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| /**
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|   Retrieves a Unicode string that is the user readable name of the driver.
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| 
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|   This function retrieves the user readable name of a driver in the form of a
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|   Unicode string. If the driver specified by This has a user readable name in
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|   the language specified by Language, then a pointer to the driver name is
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|   returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
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|   by This does not support the language specified by Language,
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|   then EFI_UNSUPPORTED is returned.
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| 
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|   @param[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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|                                 EFI_COMPONENT_NAME_PROTOCOL instance.
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| 
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|   @param[in]  Language          A pointer to a Null-terminated ASCII string
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|                                 array indicating the language. This is the
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|                                 language of the driver name that the caller is
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|                                 requesting, and it must match one of the
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|                                 languages specified in SupportedLanguages. The
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|                                 number of languages supported by a driver is up
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|                                 to the driver writer. Language is specified
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|                                 in RFC 4646 or ISO 639-2 language code format.
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| 
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|   @param[out]  DriverName       A pointer to the Unicode string to return.
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|                                 This Unicode string is the name of the
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|                                 driver specified by This in the language
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|                                 specified by Language.
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| 
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|   @retval EFI_SUCCESS           The Unicode string for the Driver specified by
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|                                 This and the language specified by Language was
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|                                 returned in DriverName.
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| 
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|   @retval EFI_INVALID_PARAMETER Language is NULL.
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| 
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|   @retval EFI_INVALID_PARAMETER DriverName is NULL.
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| 
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|   @retval EFI_UNSUPPORTED       The driver specified by This does not support
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|                                 the language specified by Language.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| PxeBcComponentNameGetDriverName (
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|   IN  EFI_COMPONENT_NAME_PROTOCOL  * This,
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|   IN  CHAR8                        *Language,
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|   OUT CHAR16                       **DriverName
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|   )
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| {
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|   return LookupUnicodeString2 (
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|           Language,
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|           This->SupportedLanguages,
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|           mPxeBcDriverNameTable,
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|           DriverName,
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|           (BOOLEAN)(This == &gPxeBcComponentName)
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|           );
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| }
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| 
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| /**
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|   Retrieves a Unicode string that is the user readable name of the controller
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|   that is being managed by a driver.
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| 
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|   This function retrieves the user readable name of the controller specified by
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|   ControllerHandle and ChildHandle in the form of a Unicode string. If the
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|   driver specified by This has a user readable name in the language specified by
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|   Language, then a pointer to the controller name is returned in ControllerName,
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|   and EFI_SUCCESS is returned.  If the driver specified by This is not currently
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|   managing the controller specified by ControllerHandle and ChildHandle,
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|   then EFI_UNSUPPORTED is returned.  If the driver specified by This does not
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|   support the language specified by Language, then EFI_UNSUPPORTED is returned.
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| 
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|   @param[in]  This              A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
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|                                 EFI_COMPONENT_NAME_PROTOCOL instance.
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| 
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|   @param[in]  ControllerHandle  The handle of a controller that the driver
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|                                 specified by This is managing.  This handle
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|                                 specifies the controller whose name is to be
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|                                 returned.
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| 
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|   @param[in]  ChildHandle       The handle of the child controller to retrieve
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|                                 the name of.  This is an optional parameter that
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|                                 may be NULL.  It will be NULL for device
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|                                 drivers.  It will also be NULL for a bus drivers
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|                                 that wish to retrieve the name of the bus
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|                                 controller.  It will not be NULL for a bus
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|                                 driver that wishes to retrieve the name of a
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|                                 child controller.
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| 
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|   @param[in]  Language          A pointer to a Null-terminated ASCII string
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|                                 array indicating the language.  This is the
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|                                 language of the driver name that the caller is
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|                                 requesting, and it must match one of the
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|                                 languages specified in SupportedLanguages. The
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|                                 number of languages supported by a driver is up
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|                                 to the driver writer. Language is specified in
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|                                 RFC 4646 or ISO 639-2 language code format.
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| 
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|   @param[out]  ControllerName   A pointer to the Unicode string to return.
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|                                 This Unicode string is the name of the
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|                                 controller specified by ControllerHandle and
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|                                 ChildHandle in the language specified by
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|                                 Language from the point of view of the driver
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|                                 specified by This.
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| 
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|   @retval EFI_SUCCESS           The Unicode string for the user readable name in
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|                                 the language specified by Language for the
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|                                 driver specified by This was returned in
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|                                 DriverName.
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| 
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|   @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
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| 
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|   @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid
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|                                 EFI_HANDLE.
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| 
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|   @retval EFI_INVALID_PARAMETER Language is NULL.
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| 
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|   @retval EFI_INVALID_PARAMETER ControllerName is NULL.
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| 
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|   @retval EFI_UNSUPPORTED       The driver specified by This is not currently
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|                                 managing the controller specified by
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|                                 ControllerHandle and ChildHandle.
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| 
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|   @retval EFI_UNSUPPORTED       The driver specified by This does not support
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|                                 the language specified by Language.
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| 
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| **/
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| EFI_STATUS
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| EFIAPI
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| PxeBcComponentNameGetControllerName (
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|   IN  EFI_COMPONENT_NAME_PROTOCOL  * This,
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|   IN  EFI_HANDLE                   ControllerHandle,
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|   IN  EFI_HANDLE                   ChildHandle        OPTIONAL,
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|   IN  CHAR8                        *Language,
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|   OUT CHAR16                       **ControllerName
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|   )
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| {
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|   EFI_PXE_BASE_CODE_PROTOCOL  *PxeBc;
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|   EFI_HANDLE                  NicHandle;
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|   EFI_STATUS                  Status;
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|   
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|   if (ControllerHandle == NULL || ChildHandle != NULL) {
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|     return EFI_UNSUPPORTED;
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|   }
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| 
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|   NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiArpProtocolGuid);
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|   if (NicHandle == NULL) {
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|     NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiDhcp4ProtocolGuid);
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| 
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|     if (NicHandle == NULL) {
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|       NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiIp4ProtocolGuid);
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| 
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|       if (NicHandle == NULL) {
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|         NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiUdp4ProtocolGuid);
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| 
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|         if (NicHandle == NULL) {
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|           NicHandle = NetLibGetNicHandle (ControllerHandle, &gEfiMtftp4ProtocolGuid);
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| 
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|           if (NicHandle == NULL) {
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|             return EFI_UNSUPPORTED;
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|           }
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|         }
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|       }
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|     }
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|   }
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| 
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|   Status = gBS->OpenProtocol (
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|                   NicHandle,
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|                   &gEfiPxeBaseCodeProtocolGuid,
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|                   (VOID **) &PxeBc,
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|                   NULL,
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|                   NULL,
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|                   EFI_OPEN_PROTOCOL_GET_PROTOCOL
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|                   );
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| 
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|   if (EFI_ERROR (Status)) {
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|     return Status;
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|   }
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| 
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|   return LookupUnicodeString2 (
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|            Language,
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|            This->SupportedLanguages,
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|            mPxeBcControllerNameTable,
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|            ControllerName,
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|            (BOOLEAN)(This == &gPxeBcComponentName)
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|            );
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| }
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