88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
|
/* Copyright 2018 Alain Knaff.
|
||
|
|
* This file is part of mtools.
|
||
|
|
*
|
||
|
|
* Mtools 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 3 of the License, or
|
||
|
|
* (at your option) any later version.
|
||
|
|
*
|
||
|
|
* Mtools 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 Mtools. If not, see <http://www.gnu.org/licenses/>.
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
#include "sysincludes.h"
|
||
|
|
#include "mtools.h"
|
||
|
|
|
||
|
|
static long strtol_with_range(const char *nptr, char **endptr, int base,
|
||
|
|
long min, long max) {
|
||
|
|
long l = strtol(nptr, endptr, base);
|
||
|
|
if(l > max) {
|
||
|
|
errno = ERANGE;
|
||
|
|
return max;
|
||
|
|
}
|
||
|
|
if(l < min) {
|
||
|
|
errno = ERANGE;
|
||
|
|
return min;
|
||
|
|
}
|
||
|
|
return l;
|
||
|
|
}
|
||
|
|
|
||
|
|
static long strtoul_with_range(const char *nptr, char **endptr, int base,
|
||
|
|
unsigned long max) {
|
||
|
|
unsigned long l = strtoul(nptr, endptr, base);
|
||
|
|
if(l > max) {
|
||
|
|
errno = ERANGE;
|
||
|
|
return max;
|
||
|
|
}
|
||
|
|
return l;
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifndef HAVE_STRTOUI
|
||
|
|
unsigned int strtoui(const char *nptr, char **endptr, int base) {
|
||
|
|
return (unsigned int) strtoul_with_range(nptr, endptr, base, UINT_MAX);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
unsigned int atoui(const char *str) {
|
||
|
|
return strtoui(str, 0, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifndef HAVE_STRTOI
|
||
|
|
int strtoi(const char *nptr, char **endptr, int base) {
|
||
|
|
return (int) strtol_with_range(nptr, endptr, base, INT_MIN, INT_MAX);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
unsigned long atoul(const char *str) {
|
||
|
|
return strtoul(str, 0, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
uint8_t strtou8(const char *nptr, char **endptr, int base) {
|
||
|
|
return (uint8_t) strtoul_with_range(nptr, endptr, base, UINT8_MAX);
|
||
|
|
}
|
||
|
|
|
||
|
|
uint8_t atou8(const char *str) {
|
||
|
|
return strtou8(str, 0, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
uint16_t strtou16(const char *nptr, char **endptr, int base) {
|
||
|
|
return (uint16_t) strtoul_with_range(nptr, endptr, base, UINT16_MAX);
|
||
|
|
}
|
||
|
|
|
||
|
|
uint16_t atou16(const char *str) {
|
||
|
|
return strtou16(str, 0, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
uint32_t strtou32(const char *nptr, char **endptr, int base) {
|
||
|
|
return (uint32_t) strtoul_with_range(nptr, endptr, base, UINT32_MAX);
|
||
|
|
}
|
||
|
|
|
||
|
|
uint32_t atou32(const char *str) {
|
||
|
|
return strtou32(str, 0, 0);
|
||
|
|
}
|