/usr/include/gnunet/gnunet_datacache_lib.h is in gnunet-dev 0.9.3-7build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 | /*
This file is part of GNUnet
(C) 2006, 2009 Christian Grothoff (and other contributing authors)
GNUnet is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; either version 2, or (at your
option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GNUnet; see the file COPYING. If not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/**
* @file include/gnunet_datacache_lib.h
* @brief datacache is a simple, transient hash table
* of bounded size with content expiration.
* In contrast to the sqstore there is
* no prioritization, deletion or iteration.
* All of the data is discarded when the peer shuts down!
* @author Christian Grothoff
*/
#ifndef GNUNET_DATACACHE_LIB_H
#define GNUNET_DATACACHE_LIB_H
#include "gnunet_util_lib.h"
#include "gnunet_block_lib.h"
#ifdef __cplusplus
extern "C"
{
#if 0 /* keep Emacsens' auto-indent happy */
}
#endif
#endif
/**
* Handle to the cache.
*/
struct GNUNET_DATACACHE_Handle;
/**
* Create a data cache.
*
* @param cfg configuration to use
* @param section section in the configuration that contains our options
* @return handle to use to access the service
*/
struct GNUNET_DATACACHE_Handle *
GNUNET_DATACACHE_create (const struct GNUNET_CONFIGURATION_Handle *cfg,
const char *section);
/**
* Destroy a data cache (and free associated resources).
*
* @param h handle to the datastore
*/
void
GNUNET_DATACACHE_destroy (struct GNUNET_DATACACHE_Handle *h);
/**
* An iterator over a set of items stored in the datacache.
*
* @param cls closure
* @param exp when will the content expire?
* @param key key for the content
* @param size number of bytes in data
* @param data content stored
* @param type type of the content
* @return GNUNET_OK to continue iterating, GNUNET_SYSERR to abort
*/
typedef int (*GNUNET_DATACACHE_Iterator) (void *cls,
struct GNUNET_TIME_Absolute exp,
const GNUNET_HashCode * key,
size_t size, const char *data,
enum GNUNET_BLOCK_Type type);
/**
* Store an item in the datacache.
*
* @param h handle to the datacache
* @param key key to store data under
* @param size number of bytes in data
* @param data data to store
* @param type type of the value
* @param discard_time when to discard the value in any case
* @return GNUNET_OK on success, GNUNET_SYSERR on error (full, etc.)
*/
int
GNUNET_DATACACHE_put (struct GNUNET_DATACACHE_Handle *h,
const GNUNET_HashCode * key, size_t size,
const char *data, enum GNUNET_BLOCK_Type type,
struct GNUNET_TIME_Absolute discard_time);
/**
* Iterate over the results for a particular key
* in the datacache.
*
* @param h handle to the datacache
* @param key what to look up
* @param type entries of which type are relevant?
* @param iter maybe NULL (to just count)
* @param iter_cls closure for iter
* @return the number of results found
*/
unsigned int
GNUNET_DATACACHE_get (struct GNUNET_DATACACHE_Handle *h,
const GNUNET_HashCode * key, enum GNUNET_BLOCK_Type type,
GNUNET_DATACACHE_Iterator iter, void *iter_cls);
#if 0 /* keep Emacsens' auto-indent happy */
{
#endif
#ifdef __cplusplus
}
#endif
/* end of gnunet_datacache_lib.h */
#endif
|