mbedtls: add --function-sections and --data-sections to CFLAGS
[openwrt/openwrt.git] / package / utils / px5g-standalone / src / polarssl / sha1.h
1 /**
2 * \file sha1.h
3 *
4 * Based on XySSL: Copyright (C) 2006-2008 Christophe Devine
5 *
6 * Copyright (C) 2009 Paul Bakker <polarssl_maintainer at polarssl dot org>
7 *
8 * All rights reserved.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 *
14 * * Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * * Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * * Neither the names of PolarSSL or XySSL nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
24 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
25 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
26 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
27 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
28 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
29 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
30 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
31 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
32 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
33 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 */
35 #ifndef POLARSSL_SHA1_H
36 #define POLARSSL_SHA1_H
37
38 /**
39 * \brief SHA-1 context structure
40 */
41 typedef struct
42 {
43 unsigned long total[2]; /*!< number of bytes processed */
44 unsigned long state[5]; /*!< intermediate digest state */
45 unsigned char buffer[64]; /*!< data block being processed */
46
47 unsigned char ipad[64]; /*!< HMAC: inner padding */
48 unsigned char opad[64]; /*!< HMAC: outer padding */
49 }
50 sha1_context;
51
52 #ifdef __cplusplus
53 extern "C" {
54 #endif
55
56 /**
57 * \brief SHA-1 context setup
58 *
59 * \param ctx context to be initialized
60 */
61 void sha1_starts( sha1_context *ctx );
62
63 /**
64 * \brief SHA-1 process buffer
65 *
66 * \param ctx SHA-1 context
67 * \param input buffer holding the data
68 * \param ilen length of the input data
69 */
70 void sha1_update( sha1_context *ctx, unsigned char *input, int ilen );
71
72 /**
73 * \brief SHA-1 final digest
74 *
75 * \param ctx SHA-1 context
76 * \param output SHA-1 checksum result
77 */
78 void sha1_finish( sha1_context *ctx, unsigned char output[20] );
79
80 /**
81 * \brief Output = SHA-1( input buffer )
82 *
83 * \param input buffer holding the data
84 * \param ilen length of the input data
85 * \param output SHA-1 checksum result
86 */
87 void sha1( unsigned char *input, int ilen, unsigned char output[20] );
88
89 /**
90 * \brief Output = SHA-1( file contents )
91 *
92 * \param path input file name
93 * \param output SHA-1 checksum result
94 *
95 * \return 0 if successful, 1 if fopen failed,
96 * or 2 if fread failed
97 */
98 int sha1_file( char *path, unsigned char output[20] );
99
100 /**
101 * \brief SHA-1 HMAC context setup
102 *
103 * \param ctx HMAC context to be initialized
104 * \param key HMAC secret key
105 * \param keylen length of the HMAC key
106 */
107 void sha1_hmac_starts( sha1_context *ctx, unsigned char *key, int keylen );
108
109 /**
110 * \brief SHA-1 HMAC process buffer
111 *
112 * \param ctx HMAC context
113 * \param input buffer holding the data
114 * \param ilen length of the input data
115 */
116 void sha1_hmac_update( sha1_context *ctx, unsigned char *input, int ilen );
117
118 /**
119 * \brief SHA-1 HMAC final digest
120 *
121 * \param ctx HMAC context
122 * \param output SHA-1 HMAC checksum result
123 */
124 void sha1_hmac_finish( sha1_context *ctx, unsigned char output[20] );
125
126 /**
127 * \brief Output = HMAC-SHA-1( hmac key, input buffer )
128 *
129 * \param key HMAC secret key
130 * \param keylen length of the HMAC key
131 * \param input buffer holding the data
132 * \param ilen length of the input data
133 * \param output HMAC-SHA-1 result
134 */
135 void sha1_hmac( unsigned char *key, int keylen,
136 unsigned char *input, int ilen,
137 unsigned char output[20] );
138
139 /**
140 * \brief Checkup routine
141 *
142 * \return 0 if successful, or 1 if the test failed
143 */
144 int sha1_self_test( int verbose );
145
146 #ifdef __cplusplus
147 }
148 #endif
149
150 #endif /* sha1.h */