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66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
/***********************************************************************
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*
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* Copyright (c) 2019 Broadcom Ltd
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* All Rights Reserved
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*
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* <:label-BRCM:2019:DUAL/GPL:standard
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed
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* to you under the terms of the GNU General Public License version 2
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* (the "GPL"), available at http://www.broadcom.com/licenses/GPLv2.php,
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* with the following added to such license:
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*
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* As a special exception, the copyright holders of this software give
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* you permission to link this software with independent modules, and
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* to copy and distribute the resulting executable under terms of your
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* choice, provided that you also meet, for each linked independent
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* module, the terms and conditions of the license of that module.
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* An independent module is a module which is not derived from this
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* software. The special exception does not apply to any modifications
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* of the software.
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*
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* Not withstanding the above, under no circumstances may you combine
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* this software in any way with any other Broadcom software provided
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* under a license other than the GPL, without Broadcom's express prior
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* written consent.
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*
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:>
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*
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************************************************************************/
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#ifndef __SYSUTIL_PROC_H__
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#define __SYSUTIL_PROC_H__
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/*!\file sysutil_proc.h
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* \brief Header file for various utility functions dealing with /proc.
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*
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*/
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#define PROC_THREAD_NAME_LEN 64
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/** Structure to hold info about a thread or process, filled in and returned
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* by sysUtl_getInfoFromProc(). More fields can be added as needed.
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*/
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typedef struct {
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char name[PROC_THREAD_NAME_LEN];
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char status; /**< a single letter: R, S, Z, etc */
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} ProcThreadInfo;
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/** Evaluates to true if ProcThreadInfo struct indicates Zombie. */
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#define IS_PROC_THREAD_INFO_ZOMBIE(i) ((i)->status == 'Z')
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/** Get info about the thread id or process id.
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*
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* @param tid (IN) the thread or process id.
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* @param info (OUT) will be filled in by this function.
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*
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* @return 0 on success, -1 for not found, -2 for all other errors.
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*/
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int sysUtl_getThreadInfoFromProc(int tid, ProcThreadInfo *info);
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#endif /* __SYSUTIL_PROC_H__ */
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