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43 lines
702 B
C
43 lines
702 B
C
/*
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* Written by J.T. Conklin <jtc@NetBSD.org>.
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* Public domain.
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*/
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#if 0
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: l64a.c,v 1.13 2003/07/26 19:24:54 salo Exp $");
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#endif /* not lint */
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#endif
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#include <sys/cdefs.h>
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#include <stdint.h>
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#include <stdlib.h>
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char *
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l64a(long value)
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{
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static char buf[7];
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(void)l64a_r(value, buf, sizeof(buf));
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return (buf);
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}
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int
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l64a_r(long value, char *buffer, int buflen)
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{
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static const char chars[] =
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"./0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
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uint32_t v;
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v = value;
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while (buflen-- > 0) {
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if (v == 0) {
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*buffer = '\0';
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return (0);
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}
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*buffer++ = chars[v & 0x3f];
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v >>= 6;
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}
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return (-1);
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}
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