1 /* LibTomCrypt, modular cryptographic library -- Tom St Denis
2 *
3 * LibTomCrypt is a library that provides various cryptographic
4 * algorithms in a highly modular and flexible manner.
5 *
6 * The library is free for all purposes without any express
7 * guarantee it works.
8 */
9 #include "tomcrypt.h"
10
11 /**
12 @file dsa_make_key.c
13 DSA implementation, generate a DSA key
14 */
15
16 #ifdef LTC_MDSA
17
18 /**
19 Old-style creation of a DSA key
20 @param prng An active PRNG state
21 @param wprng The index of the PRNG desired
22 @param group_size Size of the multiplicative group (octets)
23 @param modulus_size Size of the modulus (octets)
24 @param key [out] Where to store the created key
25 @return CRYPT_OK if successful.
26 */
dsa_make_key(prng_state * prng,int wprng,int group_size,int modulus_size,dsa_key * key)27 int dsa_make_key(prng_state *prng, int wprng, int group_size, int modulus_size, dsa_key *key)
28 {
29 int err;
30
31 if ((err = dsa_generate_pqg(prng, wprng, group_size, modulus_size, key)) != CRYPT_OK) { return err; }
32 if ((err = dsa_generate_key(prng, wprng, key)) != CRYPT_OK) { return err; }
33
34 return CRYPT_OK;
35 }
36
37 #endif
38
39 /* ref: HEAD -> master, tag: v1.18.2 */
40 /* git commit: 7e7eb695d581782f04b24dc444cbfde86af59853 */
41 /* commit time: 2018-07-01 22:49:01 +0200 */
42