/[mcrypt]/libmcrypt/lib/mcrypt.h.in
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Annotation of /libmcrypt/lib/mcrypt.h.in

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Revision 1.5 - (hide annotations)
Tue Sep 11 08:09:13 2001 UTC (22 years, 6 months ago) by nmav
Branch: MAIN
CVS Tags: libmcrypt_2_4_16, mcrypt_2_4_20, libmcrypt_2_4_16b, libmcrypt_2_4_17, libmcrypt_2_4_21
Changes since 1.4: +3 -3 lines
rolled back some of the changed

1 nmav 1.1 /*
2     * Copyright (C) 1998,1999 Nikos Mavroyanopoulos
3     *
4     * Encryption/decryption library. This library is free software;
5     * you can redistribute it and/or modify it under the terms of the
6     * GNU Library General Public License as published by the Free Software
7     * Foundation; either version 2 of the License, or (at your option) any
8     * later version.
9     *
10     * This library is distributed in the hope that it will be useful,
11     * but WITHOUT ANY WARRANTY; without even the implied warranty of
12     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13     * Library General Public License for more details.
14     *
15     * You should have received a copy of the GNU Library General Public
16     * License along with this library; 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 nmav 1.4 #define MCRYPT_API_VERSION 20010801
23 nmav 1.1 #define LIBMCRYPT_VERSION "@VERSION@"
24    
25     #ifdef __cplusplus
26     extern "C" {
27     #endif
28     /* Definitions
29     */
30     #define MCRYPT_FAILED 0x0
31    
32     struct CRYPT_STREAM;
33     typedef struct CRYPT_STREAM *MCRYPT;
34    
35     /* generic - high level functions.
36     */
37     MCRYPT mcrypt_module_open(char *algorithm,
38     char *a_directory, char *mode,
39     char *m_directory);
40     int mcrypt_module_close(MCRYPT td);
41    
42    
43     /* returns thread descriptor */
44    
45     int mcrypt_generic_init(const MCRYPT td, void *key, int lenofkey,
46     void *IV);
47     int mcrypt_generic_deinit(const MCRYPT td);
48     int mcrypt_generic_end(const MCRYPT td);
49     int mdecrypt_generic(MCRYPT td, void *plaintext, int len);
50     int mcrypt_generic(MCRYPT td, void *plaintext, int len);
51    
52     /* extra functions */
53    
54     int mcrypt_enc_set_state(MCRYPT td, void *iv, int size); /* only for block algorithms */
55     int (mcrypt_enc_self_test) (MCRYPT);
56     int (mcrypt_enc_get_block_size) (MCRYPT);
57     int (mcrypt_enc_get_iv_size) (MCRYPT);
58     int (mcrypt_enc_get_key_size) (MCRYPT);
59    
60     /* If this is a block algorithm returns 1
61     */
62     int (mcrypt_enc_is_block_algorithm) (MCRYPT);
63    
64     /* If the mode operates in blocks returns 1
65     */
66     int (mcrypt_enc_is_block_mode) (MCRYPT);
67    
68     /* If the mode is for block algorithms it returns 1
69     */
70     int (mcrypt_enc_is_block_algorithm_mode) (MCRYPT td);
71     int mcrypt_enc_mode_has_iv(MCRYPT td);
72    
73 nmav 1.3 /* Return a const string containing the name of the algorithm/mode
74 nmav 1.1 */
75 nmav 1.5 char *(mcrypt_enc_get_algorithms_name) (MCRYPT td);
76     char *(mcrypt_enc_get_modes_name) (MCRYPT td);
77 nmav 1.1
78 nmav 1.5 int *mcrypt_enc_get_supported_key_sizes(MCRYPT td, int *len);
79 nmav 1.1
80    
81     char **mcrypt_list_algorithms(char *libdir, int *size);
82     char **mcrypt_list_modes(char *libdir, int *size);
83    
84     /* Frees the memory allocated by the mcrypt_list_xxx() functions.
85     */
86     void mcrypt_free_p(char **p, int size);
87     void mcrypt_free(void *ptr);
88    
89     /* If mcrypt_xxx functions return an error code, and you supply this
90     * to this function, it will print a human readable message
91     */
92     void mcrypt_perror(int err);
93 nmav 1.4 const char* mcrypt_strerror(int err);
94 nmav 1.1
95     /* Self test for the specified algorithm
96     */
97     int mcrypt_module_self_test(char *algorithm, char *a_directory);
98    
99     int mcrypt_module_is_block_algorithm(char *algorithm,
100     char *a_directory);
101     int mcrypt_module_is_block_algorithm_mode(char *mode,
102     char *m_directory);
103     int mcrypt_module_is_block_mode(char *mode, char *m_directory);
104    
105     int mcrypt_module_get_algo_key_size(char *algorithm,
106     char *a_directory);
107     int mcrypt_module_get_algo_block_size(char *algorithm,
108     char *a_directory);
109    
110     int *mcrypt_module_get_algo_supported_key_sizes(char *algorithm,
111     char *a_directory,
112     int *len);
113    
114     /* Checks the version of the specified module
115     */
116     int mcrypt_module_algorithm_version(char *algorithm,
117     char *a_directory);
118     int mcrypt_module_mode_version(char *mode, char *a_directory);
119    
120    
121 nmav 1.2 /* for multithreaded applications:
122     */
123     int mcrypt_mutex_register ( void (*mutex_lock)(void) ,
124     void (*mutex_unlock)(void),
125     void (*set_error)(const char*),
126     const char* (*get_error)(void));
127 nmav 1.1
128     /* These definitions exist in order to ease the access to
129     * mcrypt_module_init().
130     */
131    
132     /* Algorithms */
133     #define MCRYPT_BLOWFISH "blowfish"
134     #define MCRYPT_DES "des"
135     #define MCRYPT_3DES "tripledes"
136     #define MCRYPT_3WAY "threeway"
137     #define MCRYPT_GOST "gost"
138     #define MCRYPT_SAFER_SK64 "safer-sk64"
139     #define MCRYPT_SAFER_SK128 "safer-sk128"
140     #define MCRYPT_CAST_128 "cast-128"
141     #define MCRYPT_XTEA "xtea"
142     #define MCRYPT_RC2 "rc2"
143     #define MCRYPT_TWOFISH "twofish"
144     #define MCRYPT_CAST_256 "cast-256"
145     #define MCRYPT_SAFERPLUS "saferplus"
146     #define MCRYPT_LOKI97 "loki97"
147     #define MCRYPT_SERPENT "serpent"
148     #define MCRYPT_RIJNDAEL_128 "rijndael-128"
149     #define MCRYPT_RIJNDAEL_192 "rijndael-192"
150     #define MCRYPT_RIJNDAEL_256 "rijndael-256"
151     #define MCRYPT_ENIGMA "enigma"
152     #define MCRYPT_ARCFOUR "arcfour"
153     #define MCRYPT_WAKE "wake"
154    
155     /* Modes */
156     #define MCRYPT_CBC "cbc"
157     #define MCRYPT_ECB "ecb"
158     #define MCRYPT_CFB "cfb"
159     #define MCRYPT_OFB "ofb"
160     #define MCRYPT_nOFB "nofb"
161     #define MCRYPT_STREAM "stream"
162    
163     #ifdef __cplusplus
164     }
165     #endif

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