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git.proxmox.com Git - ceph.git/blob - ceph/src/common/mime.c
1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 * Ceph - scalable distributed file system
6 * Copyright (C) 2011 New Dream Network
8 * This is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License version 2.1, as published by the Free Software
11 * Foundation. See file COPYING.
14 #include "common/utf8.h"
19 int mime_encode_as_qp(const char *input
, char *output
, int outlen
)
23 const unsigned char *i
= (const unsigned char*)input
;
29 else if ((c
& 0x80) || (c
== '=') || (is_control_character(c
))) {
31 snprintf(o
, outlen
, "=%02X", c
);
41 snprintf(o
, outlen
, "%c", c
);
52 static inline signed int hexchar_to_int(unsigned int c
)
99 int mime_decode_from_qp(const char *input
, char *output
, int outlen
)
103 const unsigned char *i
= (const unsigned char*)input
;
110 /* The high bit is never set in quoted-printable encoding! */
114 int high
= hexchar_to_int(*++i
);
117 int low
= hexchar_to_int(*++i
);
120 c
= (high
<< 4) + low
;
125 snprintf(o
, outlen
, "%c", c
);