Import code from previous AssetBuilder version

thirdparty/libtomcrypt/pk/dsa/dsa_make_key.c

@@ -0,0 +1,41 @@
+/* LibTomCrypt, modular cryptographic library -- Tom St Denis
+ *
+ * LibTomCrypt is a library that provides various cryptographic
+ * algorithms in a highly modular and flexible manner.
+ *
+ * The library is free for all purposes without any express
+ * guarantee it works.
+ */
+#include "tomcrypt.h"
+
+/**
+   @file dsa_make_key.c
+   DSA implementation, generate a DSA key
+*/
+
+#ifdef LTC_MDSA
+
+/**
+  Old-style creation of a DSA key
+  @param prng          An active PRNG state
+  @param wprng         The index of the PRNG desired
+  @param group_size    Size of the multiplicative group (octets)
+  @param modulus_size  Size of the modulus (octets)
+  @param key           [out] Where to store the created key
+  @return CRYPT_OK if successful.
+*/
+int dsa_make_key(prng_state *prng, int wprng, int group_size, int modulus_size, dsa_key *key)
+{
+  int err;
+
+  if ((err = dsa_generate_pqg(prng, wprng, group_size, modulus_size, key)) != CRYPT_OK) { return err; }
+  if ((err = dsa_generate_key(prng, wprng, key)) != CRYPT_OK) { return err; }
+
+  return CRYPT_OK;
+}
+
+#endif
+
+/* ref:         HEAD -> master, tag: v1.18.2 */
+/* git commit:  7e7eb695d581782f04b24dc444cbfde86af59853 */
+/* commit time: 2018-07-01 22:49:01 +0200 */