429309e0c6
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the ArmPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Andrew Fish <afish@apple.com>
246 lines
9.5 KiB
C
246 lines
9.5 KiB
C
/** @file
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Support a Semi Host file system over a debuggers JTAG
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Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef SEMIHOST_FS_H_
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#define SEMIHOST_FS_H_
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EFI_STATUS
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VolumeOpen (
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IN EFI_SIMPLE_FILE_SYSTEM_PROTOCOL *This,
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OUT EFI_FILE **Root
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);
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/**
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Open a file on the host system by means of the semihosting interface.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that is
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the file handle to source location.
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@param[out] NewHandle A pointer to the location to return the opened
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handle for the new file.
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@param[in] FileName The Null-terminated string of the name of the file
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to be opened.
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@param[in] OpenMode The mode to open the file : Read or Read/Write or
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Read/Write/Create
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@param[in] Attributes Only valid for EFI_FILE_MODE_CREATE, in which case these
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are the attribute bits for the newly created file. The
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mnemonics of the attribute bits are : EFI_FILE_READ_ONLY,
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EFI_FILE_HIDDEN, EFI_FILE_SYSTEM, EFI_FILE_RESERVED,
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EFI_FILE_DIRECTORY and EFI_FILE_ARCHIVE.
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@retval EFI_SUCCESS The file was open.
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@retval EFI_NOT_FOUND The specified file could not be found.
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@retval EFI_DEVICE_ERROR The last issued semi-hosting operation failed.
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@retval EFI_WRITE_PROTECTED Attempt to create a directory. This is not possible
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with the semi-hosting interface.
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@retval EFI_OUT_OF_RESOURCES Not enough resources were available to open the file.
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@retval EFI_INVALID_PARAMETER At least one of the parameters is invalid.
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**/
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EFI_STATUS
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FileOpen (
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IN EFI_FILE *This,
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OUT EFI_FILE **NewHandle,
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IN CHAR16 *FileName,
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IN UINT64 OpenMode,
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IN UINT64 Attributes
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);
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/**
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Close a specified file handle.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that is the file
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handle to close.
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@retval EFI_SUCCESS The file was closed.
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@retval EFI_INVALID_PARAMETER The parameter "This" is NULL.
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**/
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EFI_STATUS
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FileClose (
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IN EFI_FILE *This
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);
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/**
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Close and delete a file.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that is the file
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handle to delete.
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@retval EFI_SUCCESS The file was closed and deleted.
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@retval EFI_WARN_DELETE_FAILURE The handle was closed, but the file was not deleted.
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@retval EFI_INVALID_PARAMETER The parameter "This" is NULL.
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**/
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EFI_STATUS
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FileDelete (
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IN EFI_FILE *This
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);
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/**
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Read data from an open file.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that
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is the file handle to read data from.
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@param[in out] BufferSize On input, the size of the Buffer. On output, the
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amount of data returned in Buffer. In both cases,
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the size is measured in bytes.
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@param[out] Buffer The buffer into which the data is read.
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@retval EFI_SUCCESS The data was read.
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@retval EFI_DEVICE_ERROR On entry, the current file position is
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beyond the end of the file, or the semi-hosting
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interface reported an error while performing the
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read operation.
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@retval EFI_INVALID_PARAMETER The parameter "This" or the parameter "Buffer"
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is NULL.
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**/
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EFI_STATUS
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FileRead (
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IN EFI_FILE *This,
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IN OUT UINTN *BufferSize,
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OUT VOID *Buffer
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);
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/**
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Write data to an open file.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that
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is the file handle to write data to.
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@param[in out] BufferSize On input, the size of the Buffer. On output, the
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size of the data actually written. In both cases,
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the size is measured in bytes.
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@param[in] Buffer The buffer of data to write.
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@retval EFI_SUCCESS The data was written.
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@retval EFI_ACCESS_DENIED Attempt to write into a read only file or
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in a file opened in read only mode.
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@retval EFI_DEVICE_ERROR The last issued semi-hosting operation failed.
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@retval EFI_INVALID_PARAMETER The parameter "This" or the parameter "Buffer"
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is NULL.
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**/
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EFI_STATUS
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FileWrite (
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IN EFI_FILE *This,
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IN OUT UINTN *BufferSize,
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IN VOID *Buffer
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);
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/**
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Return a file's current position.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that is
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the file handle to get the current position on.
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@param[out] Position The address to return the file's current position value.
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@retval EFI_SUCCESS The position was returned.
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@retval EFI_INVALID_PARAMETER Position is a NULL pointer.
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**/
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EFI_STATUS
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FileGetPosition (
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IN EFI_FILE *File,
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OUT UINT64 *Position
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);
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/**
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Set a file's current position.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that is
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the file handle to set the requested position on.
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@param[in] Position The byte position from the start of the file to set.
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@retval EFI_SUCCESS The position was set.
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@retval EFI_DEVICE_ERROR The semi-hosting positioning operation failed.
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@retval EFI_UNSUPPORTED The seek request for nonzero is not valid on open
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directories.
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**/
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EFI_STATUS
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FileSetPosition (
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IN EFI_FILE *File,
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IN UINT64 Position
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);
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/**
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Return information about a file or a file system.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that
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is the file handle the requested information is for.
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@param[in] InformationType The type identifier for the information being requested :
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EFI_FILE_INFO_ID or EFI_FILE_SYSTEM_INFO_ID or
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EFI_FILE_SYSTEM_VOLUME_LABEL_ID
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@param[in out] BufferSize The size, in bytes, of Buffer.
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@param[out] Buffer A pointer to the data buffer to return. The type of the
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data inside the buffer is indicated by InformationType.
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@retval EFI_SUCCESS The information was returned.
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@retval EFI_UNSUPPORTED The InformationType is not known.
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@retval EFI_BUFFER_TOO_SMALL The BufferSize is too small to return the information.
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BufferSize has been updated with the size needed to
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complete the request.
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@retval EFI_INVALID_PARAMETER The parameter "This" or the parameter "Buffer"
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is NULL.
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**/
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EFI_STATUS
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FileGetInfo (
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IN EFI_FILE *This,
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IN EFI_GUID *InformationType,
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IN OUT UINTN *BufferSize,
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OUT VOID *Buffer
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);
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/**
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Set information about a file or a file system.
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@param[in] This A pointer to the EFI_FILE_PROTOCOL instance that
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is the file handle the information is for.
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@param[in] InformationType The type identifier for the information being set :
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EFI_FILE_INFO_ID or EFI_FILE_SYSTEM_INFO_ID or
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EFI_FILE_SYSTEM_VOLUME_LABEL_ID
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@param[in] BufferSize The size, in bytes, of Buffer.
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@param[in] Buffer A pointer to the data buffer to write. The type of the
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data inside the buffer is indicated by InformationType.
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@retval EFI_SUCCESS The information was set.
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@retval EFI_UNSUPPORTED The InformationType is not known.
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@retval EFI_DEVICE_ERROR The last issued semi-hosting operation failed.
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@retval EFI_ACCESS_DENIED An attempt is being made to change the
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EFI_FILE_DIRECTORY Attribute.
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@retval EFI_ACCESS_DENIED InformationType is EFI_FILE_INFO_ID and
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the file is a read-only file or has been
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opened in read-only mode and an attempt is
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being made to modify a field other than
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Attribute.
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@retval EFI_ACCESS_DENIED An attempt is made to change the name of a file
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to a file that is already present.
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@retval EFI_WRITE_PROTECTED An attempt is being made to modify a
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read-only attribute.
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@retval EFI_BAD_BUFFER_SIZE The size of the buffer is lower than that indicated by
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the data inside the buffer.
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@retval EFI_OUT_OF_RESOURCES An allocation needed to process the request failed.
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@retval EFI_INVALID_PARAMETER At least one of the parameters is invalid.
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**/
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EFI_STATUS
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FileSetInfo (
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IN EFI_FILE *This,
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IN EFI_GUID *InformationType,
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IN UINTN BufferSize,
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IN VOID *Buffer
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);
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EFI_STATUS
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FileFlush (
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IN EFI_FILE *File
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);
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#endif // SEMIHOST_FS_H_
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