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author | Bart Polot <bart@net.in.tum.de> | 2013-01-17 17:09:37 +0000 |
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committer | Bart Polot <bart@net.in.tum.de> | 2013-01-17 17:09:37 +0000 |
commit | 47cb85c43071a16ec899e7f8fb45b3eec39895ec (patch) | |
tree | 4b3ec6dd6eb72488826053d0ce9fc45d26df3df6 /src/regex/regex_block_lib.h | |
parent | 37a8306064f1fe08c1471c46a3cd913cd22f8a60 (diff) | |
download | gnunet-47cb85c43071a16ec899e7f8fb45b3eec39895ec.tar.gz gnunet-47cb85c43071a16ec899e7f8fb45b3eec39895ec.zip |
Move regex DHT integration from mesh to regex
Diffstat (limited to 'src/regex/regex_block_lib.h')
-rw-r--r-- | src/regex/regex_block_lib.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/regex/regex_block_lib.h b/src/regex/regex_block_lib.h new file mode 100644 index 000000000..f591f5f61 --- /dev/null +++ b/src/regex/regex_block_lib.h | |||
@@ -0,0 +1,98 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | (C) 2012,2013 Christian Grothoff (and other contributing authors) | ||
4 | |||
5 | GNUnet is free software; you can redistribute it and/or modify | ||
6 | it under the terms of the GNU General Public License as published | ||
7 | by the Free Software Foundation; either version 3, or (at your | ||
8 | option) any later version. | ||
9 | |||
10 | GNUnet is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU General Public License | ||
16 | along with GNUnet; see the file COPYING. If not, write to the | ||
17 | Free Software Foundation, Inc., 59 Temple Place - Suite 330, | ||
18 | Boston, MA 02111-1307, USA. | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @author Bartlomiej Polot | ||
23 | * @file regex/regex_block_lib.h | ||
24 | */ | ||
25 | |||
26 | #ifndef REGEX_BLOCK_LIB_H_ | ||
27 | #define REGEX_BLOCK_LIB_H_ | ||
28 | |||
29 | #ifdef __cplusplus | ||
30 | extern "C" | ||
31 | { | ||
32 | #if 0 | ||
33 | /* keep Emacsens' auto-indent happy */ | ||
34 | } | ||
35 | #endif | ||
36 | #endif | ||
37 | |||
38 | #include "platform.h" | ||
39 | #include "block_regex.h" | ||
40 | |||
41 | /** | ||
42 | * Check if the regex block is well formed, including all edges | ||
43 | * | ||
44 | * @param block The start of the block. | ||
45 | * @param size The size of the block. | ||
46 | * @param xquery String describing the edge we are looking for. | ||
47 | * | ||
48 | * @return GNUNET_OK in case it's fine. | ||
49 | * GNUNET_NO in case the xquery is not found. | ||
50 | * GNUNET_SYSERR if the block is invalid. | ||
51 | */ | ||
52 | int | ||
53 | GNUNET_REGEX_block_check (const struct RegexBlock *block, | ||
54 | size_t size, | ||
55 | const char *xquery); | ||
56 | |||
57 | /** | ||
58 | * Iterator over edges in a block. | ||
59 | * | ||
60 | * @param cls Closure. | ||
61 | * @param token Token that follows to next state. | ||
62 | * @param len Length of token. | ||
63 | * @param key Hash of next state. | ||
64 | * | ||
65 | * @return GNUNET_YES if should keep iterating, GNUNET_NO otherwise. | ||
66 | */ | ||
67 | typedef int (*GNUNET_REGEX_EgdeIterator)(void *cls, | ||
68 | const char *token, | ||
69 | size_t len, | ||
70 | const struct GNUNET_HashCode *key); | ||
71 | |||
72 | |||
73 | /** | ||
74 | * Iterate over all edges of a block of a regex state. | ||
75 | * | ||
76 | * @param block Block to iterate over. | ||
77 | * @param size Size of block. | ||
78 | * @param iterator Function to call on each edge in the block. | ||
79 | * @param iter_cls Closure for the iterator. | ||
80 | * | ||
81 | * @return GNUNET_SYSERR if an error has been encountered, GNUNET_OK otherwise | ||
82 | */ | ||
83 | int | ||
84 | GNUNET_REGEX_block_iterate (const struct RegexBlock *block, | ||
85 | size_t size, | ||
86 | GNUNET_REGEX_EgdeIterator iterator, | ||
87 | void *iter_cls); | ||
88 | |||
89 | #if 0 /* keep Emacsens' auto-indent happy */ | ||
90 | { | ||
91 | #endif | ||
92 | #ifdef __cplusplus | ||
93 | } | ||
94 | #endif | ||
95 | |||
96 | /* ifndef REGEX_BLOCK_LIB_H */ | ||
97 | #endif | ||
98 | /* end of regex_block_lib.h */ | ||