diff options
Diffstat (limited to 'sys/contrib/dev/acpica/compiler/aslfileio.c')
| -rw-r--r-- | sys/contrib/dev/acpica/compiler/aslfileio.c | 393 |
1 files changed, 393 insertions, 0 deletions
diff --git a/sys/contrib/dev/acpica/compiler/aslfileio.c b/sys/contrib/dev/acpica/compiler/aslfileio.c new file mode 100644 index 0000000..660b82f --- /dev/null +++ b/sys/contrib/dev/acpica/compiler/aslfileio.c @@ -0,0 +1,393 @@ +/****************************************************************************** + * + * Module Name: aslfileio - File I/O support + * + *****************************************************************************/ + +/* + * Copyright (C) 2000 - 2013, Intel Corp. + * All rights reserved. + * + * 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. + * + * Alternatively, this software may be distributed under the terms of the + * GNU General Public License ("GPL") version 2 as published by the Free + * Software Foundation. + * + * NO WARRANTY + * 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 MERCHANTIBILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDERS OR CONTRIBUTORS BE LIABLE FOR 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 DAMAGES. + */ + +#include <contrib/dev/acpica/compiler/aslcompiler.h> + +#define _COMPONENT ACPI_COMPILER + ACPI_MODULE_NAME ("aslfileio") + + +/******************************************************************************* + * + * FUNCTION: AslAbort + * + * PARAMETERS: None + * + * RETURN: None + * + * DESCRIPTION: Dump the error log and abort the compiler. Used for serious + * I/O errors. + * + ******************************************************************************/ + +void +AslAbort ( + void) +{ + + AePrintErrorLog (ASL_FILE_STDERR); + if (Gbl_DebugFlag) + { + /* Print error summary to stdout also */ + + AePrintErrorLog (ASL_FILE_STDOUT); + } + + exit (1); +} + + +/******************************************************************************* + * + * 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 (MsgBuffer, "\"%s\" (%s)", Gbl_Files[FileId].Filename, + strerror (errno)); + AslCommonError (ASL_ERROR, ErrorId, 0, 0, 0, 0, NULL, 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; + + + File = fopen (Filename, Mode); + if (!File) + { + FlFileError (FileId, ASL_MSG_OPEN); + AslAbort (); + } + + Gbl_Files[FileId].Filename = Filename; + Gbl_Files[FileId].Handle = File; +} + + +/******************************************************************************* + * + * FUNCTION: FlGetFileSize + * + * PARAMETERS: FileId - Index into file info array + * + * RETURN: File Size + * + * DESCRIPTION: Get current file size. Uses seek-to-EOF. File must be open. + * + ******************************************************************************/ + +UINT32 +FlGetFileSize ( + UINT32 FileId) +{ + FILE *fp; + UINT32 FileSize; + long Offset; + + + fp = Gbl_Files[FileId].Handle; + Offset = ftell (fp); + + fseek (fp, 0, SEEK_END); + FileSize = (UINT32) ftell (fp); + + /* Restore file pointer */ + + fseek (fp, Offset, SEEK_SET); + 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, Gbl_Files[FileId].Handle); + if (Actual < Length) + { + if (feof (Gbl_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, Gbl_Files[FileId].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 (Gbl_Files[FileId].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 (Gbl_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 (!Gbl_Files[FileId].Handle) + { + return; + } + + Error = fclose (Gbl_Files[FileId].Handle); + if (Error) + { + FlFileError (FileId, ASL_MSG_CLOSE); + AslAbort (); + } + + Gbl_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 = &Gbl_Files[FileId]; + + + if (!Info->Filename) + { + return; + } + + if (remove (Info->Filename)) + { + printf ("%s (%s file) ", + Info->Filename, Info->Description); + perror ("Could not delete"); + } + + Info->Filename = NULL; + return; +} |
