ubsan.h (1815B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _LIB_UBSAN_H 3#define _LIB_UBSAN_H 4 5enum { 6 type_kind_int = 0, 7 type_kind_float = 1, 8 type_unknown = 0xffff 9}; 10 11struct type_descriptor { 12 u16 type_kind; 13 u16 type_info; 14 char type_name[1]; 15}; 16 17struct source_location { 18 const char *file_name; 19 union { 20 unsigned long reported; 21 struct { 22 u32 line; 23 u32 column; 24 }; 25 }; 26}; 27 28struct overflow_data { 29 struct source_location location; 30 struct type_descriptor *type; 31}; 32 33struct type_mismatch_data { 34 struct source_location location; 35 struct type_descriptor *type; 36 unsigned long alignment; 37 unsigned char type_check_kind; 38}; 39 40struct type_mismatch_data_v1 { 41 struct source_location location; 42 struct type_descriptor *type; 43 unsigned char log_alignment; 44 unsigned char type_check_kind; 45}; 46 47struct type_mismatch_data_common { 48 struct source_location *location; 49 struct type_descriptor *type; 50 unsigned long alignment; 51 unsigned char type_check_kind; 52}; 53 54struct nonnull_arg_data { 55 struct source_location location; 56 struct source_location attr_location; 57 int arg_index; 58}; 59 60struct out_of_bounds_data { 61 struct source_location location; 62 struct type_descriptor *array_type; 63 struct type_descriptor *index_type; 64}; 65 66struct shift_out_of_bounds_data { 67 struct source_location location; 68 struct type_descriptor *lhs_type; 69 struct type_descriptor *rhs_type; 70}; 71 72struct unreachable_data { 73 struct source_location location; 74}; 75 76struct invalid_value_data { 77 struct source_location location; 78 struct type_descriptor *type; 79}; 80 81struct alignment_assumption_data { 82 struct source_location location; 83 struct source_location assumption_location; 84 struct type_descriptor *type; 85}; 86 87#if defined(CONFIG_ARCH_SUPPORTS_INT128) 88typedef __int128 s_max; 89typedef unsigned __int128 u_max; 90#else 91typedef s64 s_max; 92typedef u64 u_max; 93#endif 94 95#endif