/****************************************************************************** * * Module Name: aslfileio - File I/O support * *****************************************************************************/ /****************************************************************************** * * 1. Copyright Notice * * Some or all of this work - Copyright (c) 1999 - 2022, Intel Corp. * All rights reserved. * * 2. License * * 2.1. This is your license from Intel Corp. under its intellectual property * rights. You may have additional license terms from the party that provided * you this software, covering your right to use that party's intellectual * property rights. * * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a * copy of the source code appearing in this file ("Covered Code") an * irrevocable, perpetual, worldwide license under Intel's copyrights in the * base code distributed originally by Intel ("Original Intel Code") to copy, * make derivatives, distribute, use and display any portion of the Covered * Code in any form, with the right to sublicense such rights; and * * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent * license (with the right to sublicense), under only those claims of Intel * patents that are infringed by the Original Intel Code, to make, use, sell, * offer to sell, and import the Covered Code and derivative works thereof * solely to the minimum extent necessary to exercise the above copyright * license, and in no event shall the patent license extend to any additions * to or modifications of the Original Intel Code. No other license or right * is granted directly or by implication, estoppel or otherwise; * * The above copyright and patent license is granted only if the following * conditions are met: * * 3. Conditions * * 3.1. Redistribution of Source with Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification with rights to further distribute source must include * the above Copyright Notice, the above License, this list of Conditions, * and the following Disclaimer and Export Compliance provision. In addition, * Licensee must cause all Covered Code to which Licensee contributes to * contain a file documenting the changes Licensee made to create that Covered * Code and the date of any change. Licensee must include in that file the * documentation of any changes made by any predecessor Licensee. Licensee * must include a prominent statement that the modification is derived, * directly or indirectly, from Original Intel Code. * * 3.2. Redistribution of Source with no Rights to Further Distribute Source. * Redistribution of source code of any substantial portion of the Covered * Code or modification without rights to further distribute source must * include the following Disclaimer and Export Compliance provision in the * documentation and/or other materials provided with distribution. In * addition, Licensee may not authorize further sublicense of source of any * portion of the Covered Code, and must include terms to the effect that the * license from Licensee to its licensee is limited to the intellectual * property embodied in the software Licensee provides to its licensee, and * not to intellectual property embodied in modifications its licensee may * make. * * 3.3. Redistribution of Executable. Redistribution in executable form of any * substantial portion of the Covered Code or modification must reproduce the * above Copyright Notice, and the following Disclaimer and Export Compliance * provision in the documentation and/or other materials provided with the * distribution. * * 3.4. Intel retains all right, title, and interest in and to the Original * Intel Code. * * 3.5. Neither the name Intel nor any other trademark owned or controlled by * Intel shall be used in advertising or otherwise to promote the sale, use or * other dealings in products derived from or relating to the Covered Code * without prior written authorization from Intel. * * 4. Disclaimer and Export Compliance * * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A * PARTICULAR PURPOSE. * * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY * LIMITED REMEDY. * * 4.3. Licensee shall not export, either directly or indirectly, any of this * software or system incorporating such software without first obtaining any * required license or other approval from the U. S. Department of Commerce or * any other agency or department of the United States Government. In the * event Licensee exports any such software from the United States or * re-exports any such software from a foreign destination, Licensee shall * ensure that the distribution and export/re-export of the software is in * compliance with all laws, regulations, orders, or other restrictions of the * U.S. Export Administration Regulations. Licensee agrees that neither it nor * any of its subsidiaries will export/re-export any technical data, process, * software, or service, directly or indirectly, to any country for which the * United States government or any agency thereof requires an export license, * other governmental approval, or letter of assurance, without first obtaining * such license, approval or letter. * ***************************************************************************** * * Alternatively, you may choose to be licensed under the terms of the * following license: * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer, * without modification. * 2. Redistributions in binary form must reproduce at minimum a disclaimer * substantially similar to the "NO WARRANTY" disclaimer below * ("Disclaimer") and any redistribution must be conditioned upon * including a substantially similar Disclaimer requirement for further * binary redistribution. * 3. Neither the names of the above-listed copyright holders nor the names * of any contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Alternatively, you may choose to be licensed under the terms of the * GNU General Public License ("GPL") version 2 as published by the Free * Software Foundation. * *****************************************************************************/ #include #include #define _COMPONENT ACPI_COMPILER ACPI_MODULE_NAME ("aslfileio") /******************************************************************************* * * FUNCTION: FlFileError * * PARAMETERS: FileId - Index into file info array * ErrorId - Index into error message array * * RETURN: None * * DESCRIPTION: Decode errno to an error message and add the entire error * to the error log. * ******************************************************************************/ void FlFileError ( UINT32 FileId, UINT8 ErrorId) { sprintf (AslGbl_MsgBuffer, "\"%s\" (%s) - %s", AslGbl_Files[FileId].Filename, AslGbl_FileDescs[FileId].Description, strerror (errno)); AslCommonError (ASL_ERROR, ErrorId, 0, 0, 0, 0, NULL, AslGbl_MsgBuffer); } /******************************************************************************* * * FUNCTION: FlOpenFile * * PARAMETERS: FileId - Index into file info array * Filename - file pathname to open * Mode - Open mode for fopen * * RETURN: None * * DESCRIPTION: Open a file. * NOTE: Aborts compiler on any error. * ******************************************************************************/ void FlOpenFile ( UINT32 FileId, char *Filename, char *Mode) { FILE *File; AslGbl_Files[FileId].Filename = Filename; AslGbl_Files[FileId].Handle = NULL; File = fopen (Filename, Mode); if (!File) { FlFileError (FileId, ASL_MSG_OPEN); AslAbort (); } AslGbl_Files[FileId].Handle = File; } /******************************************************************************* * * FUNCTION: FlGetFileSize * * PARAMETERS: FileId - Index into file info array * * RETURN: File Size * * DESCRIPTION: Get current file size. Uses common seek-to-EOF function. * File must be open. Aborts compiler on error. * ******************************************************************************/ UINT32 FlGetFileSize ( UINT32 FileId) { UINT32 FileSize; FileSize = CmGetFileSize (AslGbl_Files[FileId].Handle); if (FileSize == ACPI_UINT32_MAX) { AslAbort(); } return (FileSize); } /******************************************************************************* * * FUNCTION: FlReadFile * * PARAMETERS: FileId - Index into file info array * Buffer - Where to place the data * Length - Amount to read * * RETURN: Status. AE_ERROR indicates EOF. * * DESCRIPTION: Read data from an open file. * NOTE: Aborts compiler on any error. * ******************************************************************************/ ACPI_STATUS FlReadFile ( UINT32 FileId, void *Buffer, UINT32 Length) { UINT32 Actual; /* Read and check for error */ Actual = fread (Buffer, 1, Length, AslGbl_Files[FileId].Handle); if (Actual < Length) { if (feof (AslGbl_Files[FileId].Handle)) { /* End-of-file, just return error */ return (AE_ERROR); } FlFileError (FileId, ASL_MSG_READ); AslAbort (); } return (AE_OK); } /******************************************************************************* * * FUNCTION: FlWriteFile * * PARAMETERS: FileId - Index into file info array * Buffer - Data to write * Length - Amount of data to write * * RETURN: None * * DESCRIPTION: Write data to an open file. * NOTE: Aborts compiler on any error. * ******************************************************************************/ void FlWriteFile ( UINT32 FileId, void *Buffer, UINT32 Length) { UINT32 Actual; /* Write and check for error */ Actual = fwrite ((char *) Buffer, 1, Length, AslGbl_Files[FileId].Handle); if (Actual != Length) { FlFileError (FileId, ASL_MSG_WRITE); AslAbort (); } if ((FileId == ASL_FILE_PREPROCESSOR) && AslGbl_PreprocessorOutputFlag) { /* Duplicate the output to the user preprocessor (.i) file */ Actual = fwrite ((char *) Buffer, 1, Length, AslGbl_Files[ASL_FILE_PREPROCESSOR_USER].Handle); if (Actual != Length) { FlFileError (FileId, ASL_MSG_WRITE); AslAbort (); } } } /******************************************************************************* * * FUNCTION: FlPrintFile * * PARAMETERS: FileId - Index into file info array * Format - Printf format string * ... - Printf arguments * * RETURN: None * * DESCRIPTION: Formatted write to an open file. * NOTE: Aborts compiler on any error. * ******************************************************************************/ void FlPrintFile ( UINT32 FileId, char *Format, ...) { INT32 Actual; va_list Args; va_start (Args, Format); Actual = vfprintf (AslGbl_Files[FileId].Handle, Format, Args); va_end (Args); if (Actual == -1) { FlFileError (FileId, ASL_MSG_WRITE); AslAbort (); } if ((FileId == ASL_FILE_PREPROCESSOR) && AslGbl_PreprocessorOutputFlag) { /* * Duplicate the output to the user preprocessor (.i) file, * except: no #line directives. */ if (!strncmp (Format, "#line", 5)) { return; } va_start (Args, Format); Actual = vfprintf (AslGbl_Files[ASL_FILE_PREPROCESSOR_USER].Handle, Format, Args); va_end (Args); if (Actual == -1) { FlFileError (FileId, ASL_MSG_WRITE); AslAbort (); } } } /******************************************************************************* * * FUNCTION: FlSeekFile * * PARAMETERS: FileId - Index into file info array * Offset - Absolute byte offset in file * * RETURN: None * * DESCRIPTION: Seek to absolute offset. * NOTE: Aborts compiler on any error. * ******************************************************************************/ void FlSeekFile ( UINT32 FileId, long Offset) { int Error; Error = fseek (AslGbl_Files[FileId].Handle, Offset, SEEK_SET); if (Error) { FlFileError (FileId, ASL_MSG_SEEK); AslAbort (); } } /******************************************************************************* * * FUNCTION: FlCloseFile * * PARAMETERS: FileId - Index into file info array * * RETURN: None * * DESCRIPTION: Close an open file. Aborts compiler on error * ******************************************************************************/ void FlCloseFile ( UINT32 FileId) { int Error; if (!AslGbl_Files[FileId].Handle) { return; } Error = fclose (AslGbl_Files[FileId].Handle); if (Error) { FlFileError (FileId, ASL_MSG_CLOSE); AslAbort (); } /* Do not clear/free the filename string */ AslGbl_Files[FileId].Handle = NULL; return; } /******************************************************************************* * * FUNCTION: FlDeleteFile * * PARAMETERS: FileId - Index into file info array * * RETURN: None * * DESCRIPTION: Delete a file. * ******************************************************************************/ void FlDeleteFile ( UINT32 FileId) { ASL_FILE_INFO *Info = &AslGbl_Files[FileId]; if (!Info->Filename) { return; } if (remove (Info->Filename)) { printf ("%s (%s file) ", Info->Filename, AslGbl_FileDescs[FileId].Description); perror ("Could not delete"); } Info->Filename = NULL; return; }