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comparison libtomcrypt/src/modes/cbc/cbc_start.c @ 1471:6dba84798cd5

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Update to libtomcrypt 1.18.1, merged with Dropbear changes
author Matt Johnston <matt@ucc.asn.au>
date Fri, 09 Feb 2018 21:44:05 +0800
parents f849a5ca2efc
children
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1470:8bba51a55704 1471:6dba84798cd5
3 * LibTomCrypt is a library that provides various cryptographic 3 * LibTomCrypt is a library that provides various cryptographic
4 * algorithms in a highly modular and flexible manner. 4 * algorithms in a highly modular and flexible manner.
5 * 5 *
6 * The library is free for all purposes without any express 6 * The library is free for all purposes without any express
7 * guarantee it works. 7 * guarantee it works.
8 *
9 * Tom St Denis, [email protected], http://libtom.org
10 */ 8 */
11 #include "tomcrypt.h" 9 #include "tomcrypt.h"
12 10
13 /** 11 /**
14 @file cbc_start.c 12 @file cbc_start.c
18 #ifdef LTC_CBC_MODE 16 #ifdef LTC_CBC_MODE
19 17
20 /** 18 /**
21 Initialize a CBC context 19 Initialize a CBC context
22 @param cipher The index of the cipher desired 20 @param cipher The index of the cipher desired
23 @param IV The initial vector 21 @param IV The initialization vector
24 @param key The secret key 22 @param key The secret key
25 @param keylen The length of the secret key (octets) 23 @param keylen The length of the secret key (octets)
26 @param num_rounds Number of rounds in the cipher desired (0 for default) 24 @param num_rounds Number of rounds in the cipher desired (0 for default)
27 @param cbc The CBC state to initialize 25 @param cbc The CBC state to initialize
28 @return CRYPT_OK if successful 26 @return CRYPT_OK if successful
29 */ 27 */
30 int cbc_start(int cipher, const unsigned char *IV, const unsigned char *key, 28 int cbc_start(int cipher, const unsigned char *IV, const unsigned char *key,
31 int keylen, int num_rounds, symmetric_CBC *cbc) 29 int keylen, int num_rounds, symmetric_CBC *cbc)
32 { 30 {
33 int x, err; 31 int x, err;
34 32
35 LTC_ARGCHK(IV != NULL); 33 LTC_ARGCHK(IV != NULL);
36 LTC_ARGCHK(key != NULL); 34 LTC_ARGCHK(key != NULL);
37 LTC_ARGCHK(cbc != NULL); 35 LTC_ARGCHK(cbc != NULL);
38 36
39 /* bad param? */ 37 /* bad param? */
55 return CRYPT_OK; 53 return CRYPT_OK;
56 } 54 }
57 55
58 #endif 56 #endif
59 57
60 /* $Source$ */ 58 /* ref: $Format:%D$ */
61 /* $Revision$ */ 59 /* git commit: $Format:%H$ */
62 /* $Date$ */ 60 /* commit time: $Format:%ai$ */