diff options
Diffstat (limited to 'tools/power/acpi/os_specific/service_layers/oslibcfs.c')
| -rw-r--r-- | tools/power/acpi/os_specific/service_layers/oslibcfs.c | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/tools/power/acpi/os_specific/service_layers/oslibcfs.c b/tools/power/acpi/os_specific/service_layers/oslibcfs.c deleted file mode 100644 index 11f4aba55aab..000000000000 --- a/tools/power/acpi/os_specific/service_layers/oslibcfs.c +++ /dev/null @@ -1,217 +0,0 @@ -/****************************************************************************** - * - * Module Name: oslibcfs - C library OSL for file I/O - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2016, 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 <acpi/acpi.h> -#include <stdio.h> -#include <stdarg.h> - -#define _COMPONENT ACPI_OS_SERVICES -ACPI_MODULE_NAME("oslibcfs") - -/******************************************************************************* - * - * FUNCTION: acpi_os_open_file - * - * PARAMETERS: path - File path - * modes - File operation type - * - * RETURN: File descriptor. - * - * DESCRIPTION: Open a file for reading (ACPI_FILE_READING) or/and writing - * (ACPI_FILE_WRITING). - * - ******************************************************************************/ -ACPI_FILE acpi_os_open_file(const char *path, u8 modes) -{ - ACPI_FILE file; - u32 i = 0; - char modes_str[4]; - - if (modes & ACPI_FILE_READING) { - modes_str[i++] = 'r'; - } - if (modes & ACPI_FILE_WRITING) { - modes_str[i++] = 'w'; - } - - if (modes & ACPI_FILE_BINARY) { - modes_str[i++] = 'b'; - } - - modes_str[i++] = '\0'; - - file = fopen(path, modes_str); - if (!file) { - perror("Could not open file"); - } - - return (file); -} - -/******************************************************************************* - * - * FUNCTION: acpi_os_close_file - * - * PARAMETERS: file - An open file descriptor - * - * RETURN: None. - * - * DESCRIPTION: Close a file opened via acpi_os_open_file. - * - ******************************************************************************/ - -void acpi_os_close_file(ACPI_FILE file) -{ - - fclose(file); -} - -/******************************************************************************* - * - * FUNCTION: acpi_os_read_file - * - * PARAMETERS: file - An open file descriptor - * buffer - Data buffer - * size - Data block size - * count - Number of data blocks - * - * RETURN: Number of bytes actually read. - * - * DESCRIPTION: Read from a file. - * - ******************************************************************************/ - -int -acpi_os_read_file(ACPI_FILE file, void *buffer, acpi_size size, acpi_size count) -{ - int length; - - length = fread(buffer, size, count, file); - if (length < 0) { - perror("Error reading file"); - } - - return (length); -} - -/******************************************************************************* - * - * FUNCTION: acpi_os_write_file - * - * PARAMETERS: file - An open file descriptor - * buffer - Data buffer - * size - Data block size - * count - Number of data blocks - * - * RETURN: Number of bytes actually written. - * - * DESCRIPTION: Write to a file. - * - ******************************************************************************/ - -int -acpi_os_write_file(ACPI_FILE file, - void *buffer, acpi_size size, acpi_size count) -{ - int length; - - length = fwrite(buffer, size, count, file); - if (length < 0) { - perror("Error writing file"); - } - - return (length); -} - -/******************************************************************************* - * - * FUNCTION: acpi_os_get_file_offset - * - * PARAMETERS: file - An open file descriptor - * - * RETURN: Current file pointer position. - * - * DESCRIPTION: Get current file offset. - * - ******************************************************************************/ - -long acpi_os_get_file_offset(ACPI_FILE file) -{ - long offset; - - offset = ftell(file); - return (offset); -} - -/******************************************************************************* - * - * FUNCTION: acpi_os_set_file_offset - * - * PARAMETERS: file - An open file descriptor - * offset - New file offset - * from - From begin/end of file - * - * RETURN: Status - * - * DESCRIPTION: Set current file offset. - * - ******************************************************************************/ - -acpi_status acpi_os_set_file_offset(ACPI_FILE file, long offset, u8 from) -{ - int ret = 0; - - if (from == ACPI_FILE_BEGIN) { - ret = fseek(file, offset, SEEK_SET); - } - - if (from == ACPI_FILE_END) { - ret = fseek(file, offset, SEEK_END); - } - - if (ret < 0) { - return (AE_ERROR); - } else { - return (AE_OK); - } -} |