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Diffstat (limited to 'tools/ucl/src/n2b_to.c')
-rw-r--r-- | tools/ucl/src/n2b_to.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/tools/ucl/src/n2b_to.c b/tools/ucl/src/n2b_to.c new file mode 100644 index 0000000000..29a6d65820 --- /dev/null +++ b/tools/ucl/src/n2b_to.c | |||
@@ -0,0 +1,79 @@ | |||
1 | /* n2b_to.c -- implementation of the NRV2B test overlap algorithm | ||
2 | |||
3 | This file is part of the UCL data compression library. | ||
4 | |||
5 | Copyright (C) 1996-2002 Markus Franz Xaver Johannes Oberhumer | ||
6 | All Rights Reserved. | ||
7 | |||
8 | The UCL library is free software; you can redistribute it and/or | ||
9 | modify it under the terms of the GNU General Public License as | ||
10 | published by the Free Software Foundation; either version 2 of | ||
11 | the License, or (at your option) any later version. | ||
12 | |||
13 | The UCL library is distributed in the hope that it will be useful, | ||
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
16 | GNU General Public License for more details. | ||
17 | |||
18 | You should have received a copy of the GNU General Public License | ||
19 | along with the UCL library; see the file COPYING. | ||
20 | If not, write to the Free Software Foundation, Inc., | ||
21 | 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | ||
22 | |||
23 | Markus F.X.J. Oberhumer | ||
24 | <markus@oberhumer.com> | ||
25 | http://www.oberhumer.com/opensource/ucl/ | ||
26 | */ | ||
27 | |||
28 | |||
29 | |||
30 | /*********************************************************************** | ||
31 | // entries for the different bit-buffer sizes | ||
32 | ************************************************************************/ | ||
33 | |||
34 | #include <ucl/ucl.h> | ||
35 | #include "ucl_conf.h" | ||
36 | #include "getbit.h" | ||
37 | |||
38 | #define SAFE | ||
39 | #define TEST_OVERLAP | ||
40 | |||
41 | |||
42 | UCL_PUBLIC(int) | ||
43 | ucl_nrv2b_test_overlap_8 ( const ucl_bytep src, ucl_uint src_off, | ||
44 | ucl_uint src_len, ucl_uintp dst_len, | ||
45 | ucl_voidp wrkmem ) | ||
46 | { | ||
47 | #define getbit(bb) getbit_8(bb,src,ilen) | ||
48 | #include "n2b_d.c" | ||
49 | #undef getbit | ||
50 | } | ||
51 | |||
52 | |||
53 | UCL_PUBLIC(int) | ||
54 | ucl_nrv2b_test_overlap_le16 ( const ucl_bytep src, ucl_uint src_off, | ||
55 | ucl_uint src_len, ucl_uintp dst_len, | ||
56 | ucl_voidp wrkmem ) | ||
57 | { | ||
58 | #define getbit(bb) getbit_le16(bb,src,ilen) | ||
59 | #include "n2b_d.c" | ||
60 | #undef getbit | ||
61 | } | ||
62 | |||
63 | |||
64 | UCL_PUBLIC(int) | ||
65 | ucl_nrv2b_test_overlap_le32 ( const ucl_bytep src, ucl_uint src_off, | ||
66 | ucl_uint src_len, ucl_uintp dst_len, | ||
67 | ucl_voidp wrkmem ) | ||
68 | { | ||
69 | unsigned bc = 0; | ||
70 | #define getbit(bb) getbit_le32(bb,bc,src,ilen) | ||
71 | #include "n2b_d.c" | ||
72 | #undef getbit | ||
73 | } | ||
74 | |||
75 | |||
76 | /* | ||
77 | vi:ts=4:et | ||
78 | */ | ||
79 | |||