-rw-r--r-- | rsync/hex.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/rsync/hex.c b/rsync/hex.c new file mode 100644 index 0000000..e10b686 --- a/dev/null +++ b/rsync/hex.c | |||
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1 | /*= -*- c-basic-offset: 4; indent-tabs-mode: nil; -*- | ||
2 | * rproxy -- dynamic caching and delta update in HTTP | ||
3 | * $Id$ | ||
4 | * | ||
5 | * Copyright (C) 2000, 2001 by Martin Pool <mbp@samba.org> | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or modify | ||
8 | * it under the terms of the GNU Lesser General Public License as published by | ||
9 | * the Free Software Foundation; either version 2.1 of the License, or | ||
10 | * (at your option) any later version. | ||
11 | * | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
15 | * GNU Lesser General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU Lesser General Public License | ||
18 | * along with this program; if not, write to the Free Software | ||
19 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
20 | */ | ||
21 | |||
22 | #include <config_rsync.h> | ||
23 | |||
24 | #include <assert.h> | ||
25 | #include <sys/types.h> | ||
26 | #include <inttypes.h> | ||
27 | #include <stdlib.h> | ||
28 | #include <stdio.h> | ||
29 | |||
30 | #include "rsync.h" | ||
31 | |||
32 | |||
33 | void | ||
34 | rs_hexify(char *to_buf, void const *from, int from_len) | ||
35 | { | ||
36 | static const char hex_chars[] = "0123456789abcdef"; | ||
37 | unsigned char const *from_buf = (unsigned char const *) from; | ||
38 | |||
39 | while (from_len-- > 0) { | ||
40 | *(to_buf++) = hex_chars[((*from_buf) >> 4) & 0xf]; | ||
41 | *(to_buf++) = hex_chars[(*from_buf) & 0xf]; | ||
42 | from_buf++; | ||
43 | } | ||
44 | |||
45 | *to_buf = 0; | ||
46 | } | ||