/*
* Copyright (c) 2020 Red Hat, Inc.
*
* This program 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*
* $Id: //eng/uds-releases/jasper/kernelLinux/uds/stringLinuxKernel.c#1 $
*/
#include <linux/mm.h>
#include "errors.h"
#include "logger.h"
#include "stringUtils.h"
/**********************************************************************/
int stringToSignedLong(const char *nptr, long *num)
{
while (*nptr == ' ') {
nptr++;
}
return kstrtol(nptr, 10, num) ? UDS_INVALID_ARGUMENT : UDS_SUCCESS;
}
/**********************************************************************/
int stringToUnsignedLong(const char *nptr, unsigned long *num)
{
while (*nptr == ' ') {
nptr++;
}
if (*nptr == '+') {
nptr++;
}
return kstrtoul(nptr, 10, num) ? UDS_INVALID_ARGUMENT : UDS_SUCCESS;
}
/*****************************************************************************/
char *nextToken(char *str, const char *delims, char **state)
{
char *sp = str ? str : *state;
while (*sp && strchr(delims, *sp)) {
++sp;
}
if (!*sp) {
return NULL;
}
char *ep = sp;
while (*ep && !strchr(delims, *ep)) {
++ep;
}
if (*ep) {
*ep++ = '\0';
}
*state = ep;
return sp;
}
/*****************************************************************************/
int parseUint64(const char *str, uint64_t *num)
{
unsigned long value = *num;
int result = stringToUnsignedLong(str, &value);
*num = value;
return result;
}