55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
//------------------------------------------------------------------------------
|
|
//
|
|
// Copyright (c) 2016, Linaro Ltd. All rights reserved.<BR>
|
|
//
|
|
// SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
//
|
|
//------------------------------------------------------------------------------
|
|
|
|
typedef __SIZE_TYPE__ size_t;
|
|
|
|
static __attribute__((__used__))
|
|
void *__memset(void *s, int c, size_t n)
|
|
{
|
|
unsigned char *d = s;
|
|
|
|
while (n--)
|
|
*d++ = c;
|
|
|
|
return s;
|
|
}
|
|
|
|
//
|
|
// Other modules (such as CryptoPkg/IntrinsicLib) may provide another
|
|
// implementation of memset(), which may conflict with this one if this
|
|
// object was pulled into the link due to the definitions below. So make
|
|
// our memset() 'weak' to let the other implementation take precedence.
|
|
//
|
|
__attribute__((__weak__, __alias__("__memset")))
|
|
void *memset(void *dest, int c, size_t n);
|
|
|
|
#ifdef __arm__
|
|
|
|
void __aeabi_memset(void *dest, size_t n, int c)
|
|
{
|
|
__memset(dest, c, n);
|
|
}
|
|
|
|
__attribute__((__alias__("__aeabi_memset")))
|
|
void __aeabi_memset4(void *dest, size_t n, int c);
|
|
|
|
__attribute__((__alias__("__aeabi_memset")))
|
|
void __aeabi_memset8(void *dest, size_t n, int c);
|
|
|
|
void __aeabi_memclr(void *dest, size_t n)
|
|
{
|
|
__memset(dest, 0, n);
|
|
}
|
|
|
|
__attribute__((__alias__("__aeabi_memclr")))
|
|
void __aeabi_memclr4(void *dest, size_t n);
|
|
|
|
__attribute__((__alias__("__aeabi_memclr")))
|
|
void __aeabi_memclr8(void *dest, size_t n);
|
|
|
|
#endif
|