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/*
* Copyright 2019 The Hafnium Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include "hf/arch/std.h"
typedef size_t rsize_t;
/**
* Restrict the maximum range for range checked functions so as to be more
* likely to catch errors. This may need to be relaxed if it proves to be overly
* restrictive.
*/
#define RSIZE_MAX (128 * 1024 * 1024)
/*
* Only the safer versions of these functions are exposed to reduce the chance
* of misusing the versions without bounds checking or null pointer checks.
*
* These functions don't return errno_t as per the specification and implicity
* have a constraint handler that panics.
*/
void memset_s(void *dest, rsize_t destsz, int ch, rsize_t count);
void memcpy_s(void *dest, rsize_t destsz, const void *src, rsize_t count);
void memmove_s(void *dest, rsize_t destsz, const void *src, rsize_t count);
size_t strnlen_s(const char *str, size_t strsz);