/* * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved. * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this list of * conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, this list * of conditions and the following disclaimer in the documentation and/or other materials * provided with the distribution. * * 3. Neither the name of the copyright holder nor the names of its contributors may be used * to endorse or promote products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef _LOS_LMS_PRI_H #define _LOS_LMS_PRI_H #include #include #include "los_lms.h" #ifdef __cplusplus #if __cplusplus extern "C" { #endif /* __cplusplus */ #endif /* __cplusplus */ #define UNKNOWN_ERROR 3 #define FREE_ERRORMODE 2 #define STORE_ERRMODE 1 #define LOAD_ERRMODE 0 #define SANITIZER_INTERFACE_ATTRIBUTE #define ATTRIBUTE_NO_SANITIZE_ADDRESS __attribute__((no_sanitize_address)) #define LMS_SHADOW_ACCESSIBLE 0x00 #define LMS_SHADOW_AFTERFREE 0x03 #define LMS_SHADOW_REDZONE 0x02 #define LMS_SHADOW_PAINT 0x01 #define LMS_SHADOW_MASK 0x03 #define LMS_SHADOW_BITS_PER_CELL 2 #define LMS_MEM_BYTES_PER_SHADOW_CELL 4 #define LMS_SHADOW_U8_CELL_NUM 4 #define LMS_SHADOW_U8_REFER_BYTES 16 #define LMS_SHADOW_ACCESSIBLE_U8 0x00 #define LMS_SHADOW_AFTERFREE_U8 0xFF #define LMS_SHADOW_REDZONE_U8 0xAA #define LMS_SHADOW_MASK_U8 0xFF #define LMS_SHADOW_PAINT_U8 0x55 #define MEM_REGION_SIZE_1 1 #define MEM_REGION_SIZE_2 2 #define MEM_REGION_SIZE_4 4 #define MEM_REGION_SIZE_8 8 #define MEM_REGION_SIZE_16 16 #define LMS_RZ_SIZE 4 #define LMS_OK 0 #define LMS_NOK 1 #define PAGE_ADDR_MASK 0xFFFFE000 #define SHADOW_BASE \ ((USPACE_MAP_BASE + (USPACE_MAP_SIZE / (LMS_SHADOW_U8_REFER_BYTES + 1)) * LMS_SHADOW_U8_REFER_BYTES) & \ PAGE_ADDR_MASK) #define OVERHEAD (2 * sizeof(size_t)) #define LMS_MEM_ALIGN_DOWN(value, align) (((uint32_t)(value)) & ~((uint32_t)((align) - 1))) #define LMS_MEM_ALIGN_UP(value, align) (((uint32_t)(value) + ((align) - 1)) & ~((uint32_t)((align) - 1))) typedef struct { uintptr_t memAddr; uintptr_t shadowAddr; uint32_t shadowOffset; uint32_t shadowValue; } LmsAddrInfo; extern pthread_mutex_t g_lmsMutex; ATTRIBUTE_NO_SANITIZE_ADDRESS static inline void LmsLock(pthread_mutex_t *lock) { (void)pthread_mutex_lock(lock); } ATTRIBUTE_NO_SANITIZE_ADDRESS static inline int LmsTrylock(pthread_mutex_t *lock) { return pthread_mutex_trylock(lock); } ATTRIBUTE_NO_SANITIZE_ADDRESS static inline void LmsUnlock(pthread_mutex_t *lock) { (void)pthread_mutex_unlock(lock); } ATTRIBUTE_NO_SANITIZE_ADDRESS static inline void LmsCrash(void) { *(volatile char *)(SHADOW_BASE - 1) = 0; } uint32_t LmsIsShadowAddrMapped(uintptr_t sdStartAddr, uintptr_t sdEndAddr); void LmsSetShadowValue(uintptr_t startAddr, uintptr_t endAddr, char value); void LmsGetShadowValue(uintptr_t addr, uint32_t *shadowValue); void LmsReportError(uintptr_t p, size_t size, uint32_t errMod); void LmsMem2Shadow(uintptr_t memAddr, uintptr_t *shadowAddr, uint32_t *shadowOffset); void LmsCheckValid(const char *dest, const char *src); void *__real_malloc(size_t); void __real_free(void *); void *__real_calloc(size_t, size_t); void *__real_realloc(void *, size_t); void *__real_valloc(size_t); void *__real_aligned_alloc(size_t, size_t); void *__real_memcpy(void *__restrict, const void *__restrict, size_t); void *__real_memmove(void *, const void *, size_t); char *__real_strcat(char *, const char *); char *__real_strcpy(char *, const char *); void *__real_memset(void *, int, size_t); SANITIZER_INTERFACE_ATTRIBUTE void __asan_store1_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_store4_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_load4_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_load1_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_loadN_noabort(uintptr_t p, uint32_t size); SANITIZER_INTERFACE_ATTRIBUTE void __asan_storeN_noabort(uintptr_t p, uint32_t size); SANITIZER_INTERFACE_ATTRIBUTE void __asan_store2_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_load2_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_store8_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_load8_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_load16_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_store16_noabort(uintptr_t p); SANITIZER_INTERFACE_ATTRIBUTE void __asan_handle_no_return(void); #ifdef __cplusplus #if __cplusplus } #endif /* __cplusplus */ #endif /* __cplusplus */ #endif /* _LOS_LMS_PRI_H */