Something went wrong. Try again.
(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
Something went wrong. Try again.
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164/* SPDX-License-Identifier: GPL-2.0 */#ifndef _LIB_UBSAN_H#define _LIB_UBSAN_H
/* * ABI defined by Clang's UBSAN enum SanitizerHandler: * https://github.com/llvm/llvm-project/blob/release/16.x/clang/lib/CodeGen/CodeGenFunction.h#L113 */enum ubsan_checks { ubsan_add_overflow, ubsan_builtin_unreachable, ubsan_cfi_check_fail, ubsan_divrem_overflow, ubsan_dynamic_type_cache_miss, ubsan_float_cast_overflow, ubsan_function_type_mismatch, ubsan_implicit_conversion, ubsan_invalid_builtin, ubsan_invalid_objc_cast, ubsan_load_invalid_value, ubsan_missing_return, ubsan_mul_overflow, ubsan_negate_overflow, ubsan_nullability_arg, ubsan_nullability_return, ubsan_nonnull_arg, ubsan_nonnull_return, ubsan_out_of_bounds, ubsan_pointer_overflow, ubsan_shift_out_of_bounds, ubsan_sub_overflow, ubsan_type_mismatch, ubsan_alignment_assumption, ubsan_vla_bound_not_positive,};
enum { type_kind_int = 0, type_kind_float = 1, type_unknown = 0xffff};
struct type_descriptor { u16 type_kind; u16 type_info; char type_name[];};
struct source_location { const char *file_name; union { unsigned long reported; struct { u32 line; u32 column; }; };};
struct overflow_data { struct source_location location; struct type_descriptor *type;};
struct implicit_conversion_data { struct source_location location; struct type_descriptor *from_type; struct type_descriptor *to_type; unsigned char type_check_kind;};
struct type_mismatch_data { struct source_location location; struct type_descriptor *type; unsigned long alignment; unsigned char type_check_kind;};
struct type_mismatch_data_v1 { struct source_location location; struct type_descriptor *type; unsigned char log_alignment; unsigned char type_check_kind;};
struct type_mismatch_data_common { struct source_location *location; struct type_descriptor *type; unsigned long alignment; unsigned char type_check_kind;};
struct nonnull_arg_data { struct source_location location; struct source_location attr_location; int arg_index;};
struct out_of_bounds_data { struct source_location location; struct type_descriptor *array_type; struct type_descriptor *index_type;};
struct shift_out_of_bounds_data { struct source_location location; struct type_descriptor *lhs_type; struct type_descriptor *rhs_type;};
struct unreachable_data { struct source_location location;};
struct invalid_value_data { struct source_location location; struct type_descriptor *type;};
struct alignment_assumption_data { struct source_location location; struct source_location assumption_location; struct type_descriptor *type;};
#if defined(CONFIG_ARCH_SUPPORTS_INT128)typedef __int128 s_max;typedef unsigned __int128 u_max;#elsetypedef s64 s_max;typedef u64 u_max;#endif
/* * When generating Runtime Calls, Clang doesn't respect the -mregparm=3 * option used on i386: https://github.com/llvm/llvm-project/issues/89670 * Fix this for earlier Clang versions by forcing the calling convention * to use non-register arguments. */#if defined(CONFIG_X86_32) && \ defined(CONFIG_CC_IS_CLANG) && CONFIG_CLANG_VERSION < 190000# define ubsan_linkage asmlinkage#else# define ubsan_linkage#endif
void ubsan_linkage __ubsan_handle_add_overflow(void *data, void *lhs, void *rhs);void ubsan_linkage __ubsan_handle_sub_overflow(void *data, void *lhs, void *rhs);void ubsan_linkage __ubsan_handle_mul_overflow(void *data, void *lhs, void *rhs);void ubsan_linkage __ubsan_handle_negate_overflow(void *_data, void *old_val);void ubsan_linkage __ubsan_handle_divrem_overflow(void *_data, void *lhs, void *rhs);void ubsan_linkage __ubsan_handle_implicit_conversion(void *_data, void *lhs, void *rhs);void ubsan_linkage __ubsan_handle_type_mismatch(struct type_mismatch_data *data, void *ptr);void ubsan_linkage __ubsan_handle_type_mismatch_v1(void *_data, void *ptr);void ubsan_linkage __ubsan_handle_out_of_bounds(void *_data, void *index);void ubsan_linkage __ubsan_handle_shift_out_of_bounds(void *_data, void *lhs, void *rhs);void ubsan_linkage __ubsan_handle_builtin_unreachable(void *_data);void ubsan_linkage __ubsan_handle_load_invalid_value(void *_data, void *val);void ubsan_linkage __ubsan_handle_alignment_assumption(void *_data, unsigned long ptr, unsigned long align, unsigned long offset);
#endif