acrn-hypervisor/devicemodel/lib/dm_string.c

63 lines
1.0 KiB
C

/*
* Copyright (C) 2018-2022 Intel Corporation.
*
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include "dm_string.h"
int
dm_strtol(const char *s, char **end, unsigned int base, long *val)
{
if (!s)
return -1;
*val = strtol(s, end, base);
if ((end && *end == s) || errno == ERANGE)
return -1;
return 0;
}
int
dm_strtoi(const char *s, char **end, unsigned int base, int *val)
{
long l_val;
int ret;
l_val = 0;
ret = dm_strtol(s, end, base, &l_val);
if (ret == 0)
*val = (int)l_val;
return ret;
}
int
dm_strtoul(const char *s, char **end, unsigned int base, unsigned long *val)
{
if (!s)
return -1;
*val = strtoul(s, end, base);
if ((end && *end == s) || errno == ERANGE)
return -1;
return 0;
}
int
dm_strtoui(const char *s, char **end, unsigned int base, unsigned int *val)
{
unsigned long l_val;
int ret;
l_val = 0;
ret = dm_strtoul(s, end, base, &l_val);
if (ret == 0)
*val = (unsigned int)l_val;
return ret;
}