1 // SPDX-License-Identifier: GPL-2.0-only
2 /* -*- linux-c -*- ------------------------------------------------------- *
5  *   Copyright 2007 rPath, Inc. - All Rights Reserved
7  * ----------------------------------------------------------------------- */
10  * Oh, it's a waste of space, but oh-so-yummy for debugging.
28 		i = i * 10 + *((*s)++) - '0';  in skip_atoi()
44 		*--end = '0' + (r - q * 10);  in put_dec_full4()
47 	*--end = '0' + r;  in put_dec_full4()
55  * holds for all x < 1,128,869,999.  The largest value this
57  * (second call in the put_dec code, assuming n is all-ones).
64 	put_dec_full4(end, x - q * 10000);  in put_dec_helper4()
71  * Performs no 64-bit division and hence should be fast on 32-bit machines.
88 	p -= 4;  in put_dec()
92 	p -= 4;  in put_dec()
96 	p -= 4;  in put_dec()
100 	p -= 4;  in put_dec()
103 	p -= 4;  in put_dec()
130 			*--end = '0' + (num & 07);  in number()
134 			*--end = digits[num & 0xf] | locase;  in number()
150 #define WIDE	128		/* UTF-16 string */
159 		case '-':  in get_flags()
232 		*num = -(*num);  in get_sign()
233 		return '-';  in get_sign()
250 		/* First, get the length for a BMP character */  in utf16s_utf8nlen()
256 		 * can't include the character if it's a valid surrogate pair.  in utf16s_utf8nlen()
291 	return (0x10000 - (0xd800 << 10) - 0xdc00) + (c0 << 10) + c1;  in utf16_to_utf32()
303 	/* The maximum space required is to print a 64-bit number in octal */  in vsnprintf()
327 	 * size-1 array containing a structure. Our function parameter ap has  in vsnprintf()
349 			field_width = -field_width;  in vsnprintf()
357 		precision = -1;  in vsnprintf()
366 		qualifier = -1;  in vsnprintf()
371 				qualifier -= 'a'-'A';  in vsnprintf()
409 			/* integer number formats - set up the flags and "break" */  in vsnprintf()
451 			--field_width;  in vsnprintf()
454 		len = tmp_end - s;  in vsnprintf()
475 				field_width -= 2;  in vsnprintf()
488 		field_width -= precision;  in vsnprintf()
491 			while (field_width-- > 0)  in vsnprintf()
502 		while (precision-- > len)  in vsnprintf()
508 			while (len-- > 0) {  in vsnprintf()
521 				len -= clen;  in vsnprintf()
524 				/* Avoid writing partial character */  in vsnprintf()
533 				for (s8 += clen; clen; --clen, c32 >>= 6)  in vsnprintf()
534 					*s8-- = 0x80 | (c32 & 0x3f);  in vsnprintf()
539 			while (len-- > 0)  in vsnprintf()
543 		while (field_width-- > 0)  in vsnprintf()
550 		buf[min(pos, size-1)] = '\0';  in vsnprintf()