1 /* 2 * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved. 3 * Copyright (c) 2020-2023 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 #ifdef LOSCFG_PROC_PROCESS_DIR 49 int ProcCreateProcessDir(UINT32 pid, uintptr_t process); 50 51 void ProcFreeProcessDir(struct ProcDirEntry *processDir); 52 53 void ProcSysMemInfoInit(void); 54 55 void ProcFileSysInit(void); 56 #endif 57 58 #ifdef LOSCFG_KERNEL_PLIMITS 59 void ProcLimitsInit(void); 60 #endif 61 62 void ProcEntryClearVnode(struct ProcDirEntry *entry); 63 64 void ProcDetachNode(struct ProcDirEntry *pn); 65 66 void RemoveProcEntryTravalsal(struct ProcDirEntry *pn); 67 68 void ProcPmInit(void); 69 70 void ProcVmmInit(void); 71 72 void ProcProcessInit(void); 73 74 int ProcMatch(unsigned int len, const char *name, struct ProcDirEntry *pde); 75 76 struct ProcDirEntry *ProcFindEntry(const char *path); 77 78 void ProcFreeEntry(struct ProcDirEntry *pde); 79 80 int ProcStat(const char *file, struct ProcStat *buf); 81 82 void ProcMountsInit(void); 83 84 void ProcUptimeInit(void); 85 86 void ProcFsCacheInit(void); 87 88 void ProcFdInit(void); 89 90 #ifdef LOSCFG_KERNEL_CONTAINER 91 void *ProcfsContainerGet(int fd, unsigned int *containerType); 92 void ProcSysUserInit(void); 93 #endif 94 95 #ifdef __cplusplus 96 #if __cplusplus 97 } 98 #endif /* __cplusplus */ 99 #endif /* __cplusplus */ 100 #endif 101