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49 lines
1.0 KiB
C
49 lines
1.0 KiB
C
/*
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* Copyright (c) 2000 Markus Friedl. All rights reserved.
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*/
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#include "includes.h"
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#include "xmalloc.h"
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int
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uuencode(unsigned char *src, unsigned int srclength,
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char *target, size_t targsize)
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{
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return __b64_ntop(src, srclength, target, targsize);
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}
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int
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uudecode(const char *src, unsigned char *target, size_t targsize)
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{
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int len;
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char *encoded, *p;
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/* copy the 'readonly' source */
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encoded = xstrdup(src);
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/* skip whitespace and data */
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for (p = encoded; *p == ' ' || *p == '\t'; p++)
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;
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for (; *p != '\0' && *p != ' ' && *p != '\t'; p++)
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;
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/* and remote trailing whitespace because __b64_pton needs this */
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*p = '\0';
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len = __b64_pton(encoded, target, targsize);
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xfree(encoded);
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return len;
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}
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void
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dump_base64(FILE *fp, unsigned char *data, int len)
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{
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unsigned char *buf = xmalloc(2*len);
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int i, n;
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n = uuencode(data, len, buf, 2*len);
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for (i = 0; i < n; i++) {
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fprintf(fp, "%c", buf[i]);
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if (i % 70 == 69)
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fprintf(fp, "\n");
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}
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if (i % 70 != 69)
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fprintf(fp, "\n");
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xfree(buf);
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}
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