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/*
* libc-style definitions and functions
*
* Copyright (c) 2013 Alexander Graf <agraf@suse.de>
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef S390_CCW_LIBC_H
#define S390_CCW_LIBC_H
typedef long size_t;
typedef int bool;
typedef unsigned char uint8_t;
typedef unsigned short uint16_t;
typedef unsigned int uint32_t;
typedef unsigned long long uint64_t;
static inline void *memset(void *s, int c, size_t n)
{
size_t i;
unsigned char *p = s;
for (i = 0; i < n; i++) {
p[i] = c;
}
return s;
}
static inline void *memcpy(void *s1, const void *s2, size_t n)
{
uint8_t *dest = s1;
const uint8_t *src = s2;
size_t i;
for (i = 0; i < n; i++) {
dest[i] = src[i];
}
return s1;
}
static inline int memcmp(const void *s1, const void *s2, size_t n)
{
size_t i;
const uint8_t *p1 = s1, *p2 = s2;
for (i = 0; i < n; i++) {
if (p1[i] != p2[i]) {
return p1[i] > p2[i] ? 1 : -1;
}
}
return 0;
}
static inline size_t strlen(const char *str)
{
size_t i;
for (i = 0; *str; i++) {
str++;
}
return i;
}
static inline int isdigit(int c)
{
return (c >= '0') && (c <= '9');
}
uint64_t atoui(const char *str);
char *uitoa(uint64_t num, char *str, size_t len);
#endif
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