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feat: changement radical de syntaxe des fonctions

This commit is contained in:
Nicolas Hordé 2007-04-02 13:17:40 +00:00
parent 7d8efe7b08
commit 7045741c5e
1 changed files with 35 additions and 27 deletions
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38
lib/memory.c
View File

@ -1,38 +1,46 @@
#include "types.h"
void memset(void *dest, u8 val, u16 count, u32 size)
/*******************************************************************************/
/* Copie un octet une ou plusieurs fois en mémoire */
void memset(void *dst, u8 val, u32 count,u32 size)
{
char *temp;
for(temp = (u8 *)dest; count != 0; count--)
u8 *temp;
for(temp = (u8 *)dst; count != 0; count--)
{
*temp = val;
temp+=size;
*temp = val;
}
}
void memcpy(void *dest, const void *src, u32 size)
/*******************************************************************************/
/* Copie une portion de mémoire vers une autre */
void memcpy(void *src, void *dst, u32 count, u32 size)
{
u8 *s, *d;
char *s, *d;
u32 i;
s = (u8*) src;
d = (u8 *) dest;
for(i=0;i<size;i++){
*(d+i) = *(s+i);
d = (u8*) dst;
for(i=0;i<count;i++){
*(d+i*size) = *(s+i);
}
}
/*******************************************************************************/
int memcmp(const void *src, const void *dest, int count)
/* Compare 2 portions de mémoire */
u32 memcmp(void *src, void *dst, u32 count, u32 size)
{
const unsigned char *mem1 = (const unsigned char *)src;
const unsigned char *mem2 = (const unsigned char *)dest;
const u8 *mem1 = (const u8 *)src;
const u8 *mem2 = (const u8 *)dst;
for(; count != 0; count--)
{
if(*mem1 != *mem2)
return *mem1 - *mem2;
mem1++;
mem2++;
mem1+=size;
mem2+=size;
}
}
/*******************************************************************************/