1 /* 2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved. 3 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without modification, 6 * are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, this list of 9 * conditions and the following disclaimer. 10 * 11 * 2. Redistributions in binary form must reproduce the above copyright notice, this list 12 * of conditions and the following disclaimer in the documentation and/or other materials 13 * provided with the distribution. 14 * 15 * 3. Neither the name of the copyright holder nor the names of its contributors may be used 16 * to endorse or promote products derived from this software without specific prior written 17 * permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 21 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR 23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 24 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 25 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 26 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 27 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 28 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 29 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _LOS_PROCESS_H 33 #define _LOS_PROCESS_H 34 35 #include "los_task.h" 36 #include <signal.h> 37 38 #ifdef LOSCFG_FS_VFS 39 #include "fs/fd_table.h" 40 #endif 41 42 #ifdef __cplusplus 43 #if __cplusplus 44 extern "C" { 45 #endif /* __cplusplus */ 46 #endif /* __cplusplus */ 47 48 extern INT32 LOS_Fork(UINT32 flags, const CHAR *name, const TSK_ENTRY_FUNC entry, UINT32 stackSize); 49 50 extern INT32 LOS_SetProcessPriority(INT32 pid, INT32 prio); 51 52 extern INT32 LOS_GetProcessPriority(INT32 pid); 53 54 extern INT32 LOS_GetProcessScheduler(INT32 pid, INT32 *policy, LosSchedParam *schedParam); 55 56 extern INT32 LOS_SetProcessScheduler(INT32 pid, UINT16 policy, const LosSchedParam *schedParam); 57 58 extern UINT32 LOS_GetCurrProcessID(VOID); 59 60 extern INT32 LOS_Wait(INT32 pid, USER INT32 *status, UINT32 options, VOID *rusage); 61 62 extern INT32 LOS_Waitid(INT32 pid, USER siginfo_t *info, UINT32 options, VOID *rusage); 63 64 extern INT32 LOS_GetCurrProcessGroupID(VOID); 65 66 extern INT32 LOS_GetProcessGroupID(UINT32 pid); 67 68 extern VOID LOS_Exit(INT32 status); 69 70 extern UINT32 LOS_GetSystemProcessMaximum(VOID); 71 72 #ifdef LOSCFG_SECURITY_CAPABILITY 73 extern BOOL LOS_CheckInGroups(UINT32 gid); 74 #endif 75 extern INT32 LOS_GetUserID(VOID); 76 extern INT32 LOS_GetGroupID(VOID); 77 78 extern INT32 LOS_GetUsedPIDList(UINT32 *pidList, INT32 pidMaxNum); 79 80 #ifdef LOSCFG_FS_VFS 81 struct fd_table_s *LOS_GetFdTable(UINT32 pid); 82 #endif 83 84 #ifdef __cplusplus 85 #if __cplusplus 86 } 87 #endif /* __cplusplus */ 88 #endif /* __cplusplus */ 89 90 #endif 91