Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * stdlib functions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * Author: Scott Wood <scottwood@freescale.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  * Copyright (c) 2007 Freescale Semiconductor, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include "stdlib.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) /* Not currently supported: leading whitespace, sign, 0x prefix, zero base */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) unsigned long long int strtoull(const char *ptr, char **end, int base)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 	unsigned long long ret = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	if (base > 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 	while (*ptr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 		int digit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 		if (*ptr >= '0' && *ptr <= '9' && *ptr < '0' + base)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 			digit = *ptr - '0';
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 		else if (*ptr >= 'A' && *ptr < 'A' + base - 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 			digit = *ptr - 'A' + 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 		else if (*ptr >= 'a' && *ptr < 'a' + base - 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 			digit = *ptr - 'a' + 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 		else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 		ret *= base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 		ret += digit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 		ptr++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 	if (end)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 		*end = (char *)ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) }