mirror of
https://github.com/Telecominfraproject/OpenCellular.git
synced 2025-12-27 18:25:05 +00:00
104f811e67
This unifies all the EC header files to use __CROS_EC_FILENAME_H as the include guard. Well, except for test/ util/ and extra/ which use __TEST_ __UTIL_ and __EXTRA_ prefixes respectively. BUG=chromium:496895 BRANCH=none TEST=make buildall -j Signed-off-by: Bill Richardson <wfrichar@chromium.org> Change-Id: Iea71b3a08bdec94a11239de810a2b2e152b15029 Reviewed-on: https://chromium-review.googlesource.com/278121 Reviewed-by: Randall Spangler <rspangler@chromium.org>
65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*/
|
|
|
|
#ifndef __UTIL_MISC_UTIL_H
|
|
#define __UTIL_MISC_UTIL_H
|
|
|
|
/* Don't use a macro where an inline will do... */
|
|
static inline int MIN(int a, int b) { return a < b ? a : b; }
|
|
|
|
/**
|
|
* Write a buffer to the file.
|
|
*
|
|
* @param filename Target filename
|
|
* @param buf Buffer to write
|
|
* @param size Size of buffer in bytes
|
|
* @return non-zero if error
|
|
*/
|
|
int write_file(const char *filename, const char *buf, int size);
|
|
|
|
/**
|
|
* Read a file into a newly-allocated buffer.
|
|
*
|
|
* @param filename Source filename
|
|
* @param size Size of data in bytes will be stored here on success.
|
|
* @return A newly allocated buffer with the data, which must be freed with
|
|
* free() by the caller, or NULL if error.
|
|
*/
|
|
char *read_file(const char *filename, int *size);
|
|
|
|
/**
|
|
* Check if a string contains only printable characters.
|
|
*
|
|
* @param buf Null-terminated string to check
|
|
* @return non-zero if buf contains only printable characters; zero if not.
|
|
*/
|
|
int is_string_printable(const char *buf);
|
|
|
|
/**
|
|
* Get the versions of the command supported by the EC.
|
|
*
|
|
* @param cmd Command
|
|
* @param pmask Destination for version mask; will be set to 0 on
|
|
* error.
|
|
* @return 0 if success, <0 if error
|
|
*/
|
|
int ec_get_cmd_versions(int cmd, uint32_t *pmask);
|
|
|
|
/**
|
|
* Return non-zero if the EC supports the command and version
|
|
*
|
|
* @param cmd Command to check
|
|
* @param ver Version to check
|
|
* @return non-zero if command version supported; 0 if not.
|
|
*/
|
|
int ec_cmd_version_supported(int cmd, int ver);
|
|
|
|
/**
|
|
* Return 1 is the current kernel version is greater or equal to
|
|
* <major>.<minor>.<sublevel>
|
|
*/
|
|
int kernel_version_ge(int major, int minor, int sublevel);
|
|
#endif
|