diff options
Diffstat (limited to 'Core/NetworkPkg/IScsiDxe/ComponentName.c')
| -rw-r--r-- | Core/NetworkPkg/IScsiDxe/ComponentName.c | 344 |
1 files changed, 344 insertions, 0 deletions
diff --git a/Core/NetworkPkg/IScsiDxe/ComponentName.c b/Core/NetworkPkg/IScsiDxe/ComponentName.c new file mode 100644 index 0000000000..46d89d855c --- /dev/null +++ b/Core/NetworkPkg/IScsiDxe/ComponentName.c @@ -0,0 +1,344 @@ +/** @file
+ UEFI Component Name(2) protocol implementation for iSCSI.
+
+Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include "IScsiImpl.h"
+
+//
+// EFI Component Name Protocol
+//
+GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gIScsiComponentName = {
+ IScsiComponentNameGetDriverName,
+ IScsiComponentNameGetControllerName,
+ "eng"
+};
+
+//
+// EFI Component Name 2 Protocol
+//
+GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gIScsiComponentName2 = {
+ (EFI_COMPONENT_NAME2_GET_DRIVER_NAME) IScsiComponentNameGetDriverName,
+ (EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) IScsiComponentNameGetControllerName,
+ "en"
+};
+
+GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mIScsiDriverNameTable[] = {
+ {
+ "eng;en",
+ L"iSCSI Driver"
+ },
+ {
+ NULL,
+ NULL
+ }
+};
+
+GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE *gIScsiControllerNameTable = NULL;
+
+/**
+ Retrieves a Unicode string that is the user readable name of the driver.
+
+ This function retrieves the user readable name of a driver in the form of a
+ Unicode string. If the driver specified by This has a user readable name in
+ the language specified by Language, then a pointer to the driver name is
+ returned in DriverName, and EFI_SUCCESS is returned. If the driver specified
+ by This does not support the language specified by Language,
+ then EFI_UNSUPPORTED is returned.
+
+ @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param[in] Language A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified
+ in RFC 4646 or ISO 639-2 language code format.
+
+ @param[out] DriverName A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ driver specified by This in the language
+ specified by Language.
+
+ @retval EFI_SUCCESS The Unicode string for the Driver specified by
+ This and the language specified by Language was
+ returned in DriverName.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER DriverName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+IScsiComponentNameGetDriverName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN CHAR8 *Language,
+ OUT CHAR16 **DriverName
+ )
+{
+ return LookupUnicodeString2 (
+ Language,
+ This->SupportedLanguages,
+ mIScsiDriverNameTable,
+ DriverName,
+ (BOOLEAN) (This == &gIScsiComponentName)
+ );
+}
+
+/**
+ Update the component name for the iSCSI instance.
+
+ @param[in] IScsiExtScsiPassThru A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance.
+ @param[in] Ipv6Flag TRUE if IP6 network stack is used.
+
+ @retval EFI_SUCCESS Update the ControllerNameTable of this instance successfully.
+ @retval EFI_INVALID_PARAMETER The input parameter is invalid.
+ @retval EFI_UNSUPPORTED Can't get the corresponding NIC info from the Controller handle.
+
+**/
+EFI_STATUS
+UpdateName (
+ IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *IScsiExtScsiPassThru,
+ IN BOOLEAN Ipv6Flag
+ )
+{
+ EFI_STATUS Status;
+ CHAR16 HandleName[80];
+ ISCSI_DRIVER_DATA *Private;
+ UINT8 NicIndex;
+
+ if (IScsiExtScsiPassThru == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Private = ISCSI_DRIVER_DATA_FROM_EXT_SCSI_PASS_THRU (IScsiExtScsiPassThru);
+ NicIndex = Private->Session->ConfigData->NicIndex;
+
+ UnicodeSPrint (
+ HandleName,
+ sizeof (HandleName),
+ L"iSCSI (%s, NicIndex=%d)",
+ Ipv6Flag ? L"IPv6" : L"IPv4",
+ NicIndex
+ );
+
+ if (gIScsiControllerNameTable != NULL) {
+ FreeUnicodeStringTable (gIScsiControllerNameTable);
+ gIScsiControllerNameTable = NULL;
+ }
+
+ Status = AddUnicodeString2 (
+ "eng",
+ gIScsiComponentName.SupportedLanguages,
+ &gIScsiControllerNameTable,
+ HandleName,
+ TRUE
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ return AddUnicodeString2 (
+ "en",
+ gIScsiComponentName2.SupportedLanguages,
+ &gIScsiControllerNameTable,
+ HandleName,
+ FALSE
+ );
+}
+
+/**
+ Retrieves a Unicode string that is the user readable name of the controller
+ that is being managed by a driver.
+
+ This function retrieves the user readable name of the controller specified by
+ ControllerHandle and ChildHandle in the form of a Unicode string. If the
+ driver specified by This has a user readable name in the language specified by
+ Language, then a pointer to the controller name is returned in ControllerName,
+ and EFI_SUCCESS is returned. If the driver specified by This is not currently
+ managing the controller specified by ControllerHandle and ChildHandle,
+ then EFI_UNSUPPORTED is returned. If the driver specified by This does not
+ support the language specified by Language, then EFI_UNSUPPORTED is returned.
+
+ @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or
+ EFI_COMPONENT_NAME_PROTOCOL instance.
+
+ @param[in] ControllerHandle The handle of a controller that the driver
+ specified by This is managing. This handle
+ specifies the controller whose name is to be
+ returned.
+
+ @param[in] ChildHandle The handle of the child controller to retrieve
+ the name of. This is an optional parameter that
+ may be NULL. It will be NULL for device
+ drivers. It will also be NULL for a bus drivers
+ that wish to retrieve the name of the bus
+ controller. It will not be NULL for a bus
+ driver that wishes to retrieve the name of a
+ child controller.
+
+ @param[in] Language A pointer to a Null-terminated ASCII string
+ array indicating the language. This is the
+ language of the driver name that the caller is
+ requesting, and it must match one of the
+ languages specified in SupportedLanguages. The
+ number of languages supported by a driver is up
+ to the driver writer. Language is specified in
+ RFC 4646 or ISO 639-2 language code format.
+
+ @param[out] ControllerName A pointer to the Unicode string to return.
+ This Unicode string is the name of the
+ controller specified by ControllerHandle and
+ ChildHandle in the language specified by
+ Language, from the point of view of the driver
+ specified by This.
+
+ @retval EFI_SUCCESS The Unicode string for the user readable name in
+ the language specified by Language for the
+ driver specified by This was returned in
+ DriverName.
+
+ @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.
+
+ @retval EFI_INVALID_PARAMETER ChildHandle is not NULL, and it is not a valid
+ EFI_HANDLE.
+
+ @retval EFI_INVALID_PARAMETER Language is NULL.
+
+ @retval EFI_INVALID_PARAMETER ControllerName is NULL.
+
+ @retval EFI_UNSUPPORTED The driver specified by This is not currently
+ managing the controller specified by
+ ControllerHandle and ChildHandle.
+
+ @retval EFI_UNSUPPORTED The driver specified by This does not support
+ the language specified by Language.
+
+**/
+EFI_STATUS
+EFIAPI
+IScsiComponentNameGetControllerName (
+ IN EFI_COMPONENT_NAME_PROTOCOL *This,
+ IN EFI_HANDLE ControllerHandle,
+ IN EFI_HANDLE ChildHandle OPTIONAL,
+ IN CHAR8 *Language,
+ OUT CHAR16 **ControllerName
+ )
+{
+ EFI_STATUS Status;
+
+ EFI_HANDLE IScsiController;
+ BOOLEAN Ipv6Flag;
+ EFI_GUID *IScsiPrivateGuid;
+ ISCSI_PRIVATE_PROTOCOL *IScsiIdentifier;
+
+ EFI_EXT_SCSI_PASS_THRU_PROTOCOL *IScsiExtScsiPassThru;
+
+ if (ControllerHandle == NULL) {
+ return EFI_UNSUPPORTED;
+ }
+
+ //
+ // Get the handle of the controller we are controling.
+ //
+ IScsiController = NetLibGetNicHandle (ControllerHandle, &gEfiTcp4ProtocolGuid);
+ if (IScsiController != NULL) {
+ IScsiPrivateGuid = &gIScsiV4PrivateGuid;
+ Ipv6Flag = FALSE;
+ } else {
+ IScsiController = NetLibGetNicHandle (ControllerHandle, &gEfiTcp6ProtocolGuid);
+ if (IScsiController != NULL) {
+ IScsiPrivateGuid = &gIScsiV6PrivateGuid;
+ Ipv6Flag = TRUE;
+ } else {
+ return EFI_UNSUPPORTED;
+ }
+ }
+
+ Status = gBS->OpenProtocol (
+ IScsiController,
+ IScsiPrivateGuid,
+ (VOID **) &IScsiIdentifier,
+ NULL,
+ NULL,
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ if(ChildHandle != NULL) {
+ if(!Ipv6Flag) {
+ //
+ // Make sure this driver produced ChildHandle
+ //
+ Status = EfiTestChildHandle (
+ ControllerHandle,
+ ChildHandle,
+ &gEfiTcp4ProtocolGuid
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+ } else {
+ //
+ // Make sure this driver produced ChildHandle
+ //
+ Status = EfiTestChildHandle (
+ ControllerHandle,
+ ChildHandle,
+ &gEfiTcp6ProtocolGuid
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+ }
+
+ //
+ // Retrieve an instance of a produced protocol from ChildHandle
+ //
+ Status = gBS->OpenProtocol (
+ ChildHandle,
+ &gEfiExtScsiPassThruProtocolGuid,
+ (VOID **)&IScsiExtScsiPassThru,
+ NULL,
+ NULL,
+ EFI_OPEN_PROTOCOL_GET_PROTOCOL
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ //
+ // Update the component name for this child handle.
+ //
+ Status = UpdateName (IScsiExtScsiPassThru, Ipv6Flag);
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+ }
+
+ return LookupUnicodeString2 (
+ Language,
+ This->SupportedLanguages,
+ gIScsiControllerNameTable,
+ ControllerName,
+ (BOOLEAN)(This == &gIScsiComponentName)
+ );
+}
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