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 _PROC_INTERNAL_H 33 #define _PROC_INTERNAL_H 34 35 #include "proc_fs.h" 36 37 #ifdef __cplusplus 38 #if __cplusplus 39 extern "C" { 40 #endif /* __cplusplus */ 41 #endif /* __cplusplus */ 42 43 #define MAX_NON_LFS ((1UL << 31) - 1) 44 45 extern spinlock_t procfsLock; 46 extern bool procfsInit; 47 48 void ProcPmInit(void); 49 50 void ProcVmmInit(void); 51 52 void ProcProcessInit(void); 53 54 int ProcMatch(unsigned int len, const char *name, struct ProcDirEntry *pde); 55 56 struct ProcDirEntry *ProcFindEntry(const char *path); 57 58 void ProcFreeEntry(struct ProcDirEntry *pde); 59 60 extern int ProcStat(const char *file, struct ProcStat *buf); 61 62 extern void ProcMountsInit(void); 63 64 extern void ProcUptimeInit(void); 65 66 extern void ProcFsCacheInit(void); 67 68 extern void ProcFdInit(void); 69 70 #ifdef __cplusplus 71 #if __cplusplus 72 } 73 #endif /* __cplusplus */ 74 #endif /* __cplusplus */ 75 #endif 76