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/*
* Copyright (C) 2019 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
*
* 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 OWNER 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.
*/
#include <private/bionic_ifuncs.h>
#include <stddef.h>
#include <sys/auxv.h>
extern "C" {
typedef void* memchr_func(const void*, int, size_t);
DEFINE_IFUNC_FOR(memchr) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(memchr_func, __memchr_aarch64_mte);
} else {
RETURN_FUNC(memchr_func, __memchr_aarch64);
}
}
typedef int stpcpy_func(char*, const char*);
DEFINE_IFUNC_FOR(stpcpy) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(stpcpy_func, __stpcpy_aarch64_mte);
} else {
RETURN_FUNC(stpcpy_func, __stpcpy_aarch64);
}
}
typedef char* strchr_func(const char*, int);
DEFINE_IFUNC_FOR(strchr) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(strchr_func, __strchr_aarch64_mte);
} else {
RETURN_FUNC(strchr_func, __strchr_aarch64);
}
}
typedef char* strchrnul_func(const char*, int);
DEFINE_IFUNC_FOR(strchrnul) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(strchrnul_func, __strchrnul_aarch64_mte);
} else {
RETURN_FUNC(strchrnul_func, __strchrnul_aarch64);
}
}
typedef int strcmp_func(const char*, const char*);
DEFINE_IFUNC_FOR(strcmp) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(strcmp_func, __strcmp_aarch64_mte);
} else {
RETURN_FUNC(strcmp_func, __strcmp_aarch64);
}
}
typedef int strcpy_func(char*, const char*);
DEFINE_IFUNC_FOR(strcpy) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(strcpy_func, __strcpy_aarch64_mte);
} else {
RETURN_FUNC(strcpy_func, __strcpy_aarch64);
}
}
typedef size_t strlen_func(const char*);
DEFINE_IFUNC_FOR(strlen) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(strlen_func, __strlen_aarch64_mte);
} else {
RETURN_FUNC(strlen_func, __strlen_aarch64);
}
}
typedef int strncmp_func(const char*, const char*, int);
DEFINE_IFUNC_FOR(strncmp) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(strncmp_func, __strncmp_aarch64_mte);
} else {
RETURN_FUNC(strncmp_func, __strncmp_aarch64);
}
}
typedef char* strrchr_func(const char*, int);
DEFINE_IFUNC_FOR(strrchr) {
if (arg->_hwcap2 & HWCAP2_MTE) {
RETURN_FUNC(strrchr_func, __strrchr_aarch64_mte);
} else {
RETURN_FUNC(strrchr_func, __strrchr_aarch64);
}
}
} // extern "C"
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