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347fe449fe
The base64 and base32 functions used to be in crypto.c;
crypto_format.h had no header; some general-purpose functions were in
crypto_curve25519.c.
This patch makes a {crypto,util}_format.[ch], and puts more functions
there. Small modules are beautiful!
33 lines
1.3 KiB
C
33 lines
1.3 KiB
C
/* Copyright (c) 2001, Matej Pfajfar.
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* Copyright (c) 2001-2004, Roger Dingledine.
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* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
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* Copyright (c) 2007-2015, The Tor Project, Inc. */
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/* See LICENSE for licensing information */
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#ifndef TOR_UTIL_FORMAT_H
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#define TOR_UTIL_FORMAT_H
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#include "testsupport.h"
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#include "torint.h"
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#define BASE64_ENCODE_MULTILINE 1
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size_t base64_encode_size(size_t srclen, int flags);
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int base64_encode(char *dest, size_t destlen, const char *src, size_t srclen,
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int flags);
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int base64_decode(char *dest, size_t destlen, const char *src, size_t srclen);
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int base64_encode_nopad(char *dest, size_t destlen,
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const uint8_t *src, size_t srclen);
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int base64_decode_nopad(uint8_t *dest, size_t destlen,
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const char *src, size_t srclen);
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/** Characters that can appear (case-insensitively) in a base32 encoding. */
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#define BASE32_CHARS "abcdefghijklmnopqrstuvwxyz234567"
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void base32_encode(char *dest, size_t destlen, const char *src, size_t srclen);
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int base32_decode(char *dest, size_t destlen, const char *src, size_t srclen);
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int hex_decode_digit(char c);
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void base16_encode(char *dest, size_t destlen, const char *src, size_t srclen);
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int base16_decode(char *dest, size_t destlen, const char *src, size_t srclen);
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#endif
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