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Add EDK II Prime FatPkg
New Feature: Support both Unicode Collation and Unicode Collation 2 Protocols Support both Component Name and Component Name 2 Protocol. git-svn-id: https://fat-driver2.tianocore.org/svn/fat-driver2/trunk@23 65ba2f78-6c18-0410-a7b4-885970cf29fa
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/*++ | ||
Copyright (c) 2005 - 2007, Intel Corporation | ||
All rights reserved. This program and the accompanying materials | ||
are licensed and made available under the terms and conditions of the Software | ||
License Agreement which accompanies this distribution. | ||
Module Name: | ||
ComponentName.c | ||
Abstract: | ||
--*/ | ||
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||
#include "Fat.h" | ||
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// | ||
// EFI Component Name Functions | ||
// | ||
/** | ||
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 This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or | ||
EFI_COMPONENT_NAME_PROTOCOL instance. | ||
@param Language[in] 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 3066 or ISO 639-2 language code format. | ||
@param DriverName[out] 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 | ||
FatComponentNameGetDriverName ( | ||
IN EFI_COMPONENT_NAME_PROTOCOL *This, | ||
IN CHAR8 *Language, | ||
OUT CHAR16 **DriverName | ||
); | ||
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/** | ||
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 This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or | ||
EFI_COMPONENT_NAME_PROTOCOL instance. | ||
@param ControllerHandle[in] 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 ChildHandle[in] 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 Language[in] 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 3066 or ISO 639-2 language code format. | ||
@param ControllerName[out] 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 not a valid EFI_HANDLE. | ||
@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 | ||
FatComponentNameGetControllerName ( | ||
IN EFI_COMPONENT_NAME_PROTOCOL *This, | ||
IN EFI_HANDLE ControllerHandle, | ||
IN EFI_HANDLE ChildHandle OPTIONAL, | ||
IN CHAR8 *Language, | ||
OUT CHAR16 **ControllerName | ||
); | ||
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// | ||
// EFI Component Name Protocol | ||
// | ||
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME_PROTOCOL gFatComponentName = { | ||
FatComponentNameGetDriverName, | ||
FatComponentNameGetControllerName, | ||
"eng" | ||
}; | ||
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||
// | ||
// EFI Component Name 2 Protocol | ||
// | ||
GLOBAL_REMOVE_IF_UNREFERENCED EFI_COMPONENT_NAME2_PROTOCOL gFatComponentName2 = { | ||
(EFI_COMPONENT_NAME2_GET_DRIVER_NAME) FatComponentNameGetDriverName, | ||
(EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME) FatComponentNameGetControllerName, | ||
"en" | ||
}; | ||
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GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mFatDriverNameTable[] = { | ||
{ | ||
"eng;en", | ||
L"FAT File System Driver" | ||
}, | ||
{ | ||
NULL, | ||
NULL | ||
} | ||
}; | ||
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GLOBAL_REMOVE_IF_UNREFERENCED EFI_UNICODE_STRING_TABLE mFatControllerNameTable[] = { | ||
{ | ||
"eng;en", | ||
L"FAT File System" | ||
}, | ||
{ | ||
NULL, | ||
NULL | ||
} | ||
}; | ||
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||
|
||
/** | ||
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 This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or | ||
EFI_COMPONENT_NAME_PROTOCOL instance. | ||
@param Language[in] 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 3066 or ISO 639-2 language code format. | ||
@param DriverName[out] 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 | ||
FatComponentNameGetDriverName ( | ||
IN EFI_COMPONENT_NAME_PROTOCOL *This, | ||
IN CHAR8 *Language, | ||
OUT CHAR16 **DriverName | ||
) | ||
{ | ||
return LookupUnicodeString2 ( | ||
Language, | ||
This->SupportedLanguages, | ||
mFatDriverNameTable, | ||
DriverName, | ||
(BOOLEAN)(This == &gFatComponentName) | ||
); | ||
} | ||
|
||
/** | ||
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 This[in] A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or | ||
EFI_COMPONENT_NAME_PROTOCOL instance. | ||
@param ControllerHandle[in] 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 ChildHandle[in] 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 Language[in] 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 3066 or ISO 639-2 language code format. | ||
@param ControllerName[out] 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 not a valid EFI_HANDLE. | ||
@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 | ||
FatComponentNameGetControllerName ( | ||
IN EFI_COMPONENT_NAME_PROTOCOL *This, | ||
IN EFI_HANDLE ControllerHandle, | ||
IN EFI_HANDLE ChildHandle OPTIONAL, | ||
IN CHAR8 *Language, | ||
OUT CHAR16 **ControllerName | ||
) | ||
{ | ||
EFI_STATUS Status; | ||
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// | ||
// This is a device driver, so ChildHandle must be NULL. | ||
// | ||
if (ChildHandle != NULL) { | ||
return EFI_UNSUPPORTED; | ||
} | ||
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// | ||
// Make sure this driver is currently managing ControllHandle | ||
// | ||
Status = EfiTestManagedDevice ( | ||
ControllerHandle, | ||
gFatDriverBinding.DriverBindingHandle, | ||
&gEfiDiskIoProtocolGuid | ||
); | ||
if (EFI_ERROR (Status)) { | ||
return Status; | ||
} | ||
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return LookupUnicodeString2 ( | ||
Language, | ||
This->SupportedLanguages, | ||
mFatControllerNameTable, | ||
ControllerName, | ||
(BOOLEAN)(This == &gFatComponentName) | ||
); | ||
} |
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Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,46 @@ | ||
/*++ | ||
Copyright (c) 2005, Intel Corporation | ||
All rights reserved. This program and the accompanying materials | ||
are licensed and made available under the terms and conditions of the Software | ||
License Agreement which accompanies this distribution. | ||
Module Name: | ||
Data.c | ||
Abstract: | ||
Global data in the FAT Filesystem driver | ||
Revision History | ||
--*/ | ||
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#include "Fat.h" | ||
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// | ||
// Globals | ||
// | ||
// | ||
// FatFsLock - Global lock for synchronizing all requests. | ||
// | ||
EFI_LOCK FatFsLock = EFI_INITIALIZE_LOCK_VARIABLE(TPL_CALLBACK); | ||
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// | ||
// Filesystem interface functions | ||
// | ||
EFI_FILE FatFileInterface = { | ||
EFI_FILE_PROTOCOL_REVISION, | ||
FatOpen, | ||
FatClose, | ||
FatDelete, | ||
FatRead, | ||
FatWrite, | ||
FatGetPosition, | ||
FatSetPosition, | ||
FatGetInfo, | ||
FatSetInfo, | ||
FatFlush | ||
}; |
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