As with RSA, which was modified recently, this change makes it possible to

[openssl.git] / crypto / dsa / dsa_gen.c

diff --git a/crypto/dsa/dsa_gen.c b/crypto/dsa/dsa_gen.c
index ca2c8670897079e526a9029eef97acb00d575995..4b9aff3689c55d4b4a2dc46ee2c3914ff23a445e 100644 (file)
--- a/crypto/dsa/dsa_gen.c
+++ b/crypto/dsa/dsa_gen.c
@@ -80,10 +80,25 @@
 #include <openssl/rand.h>
 #include <openssl/sha.h>
 
+static int dsa_builtin_paramgen(DSA *ret, int bits,
+               unsigned char *seed_in, int seed_len,
+               int *counter_ret, unsigned long *h_ret, BN_GENCB *cb);
+
 int DSA_generate_parameters_ex(DSA *ret, int bits,
                unsigned char *seed_in, int seed_len,
                int *counter_ret, unsigned long *h_ret, BN_GENCB *cb)
        {
+       if(ret->meth->dsa_paramgen)
+               return ret->meth->dsa_paramgen(ret, bits, seed_in, seed_len,
+                               counter_ret, h_ret, cb);
+       return dsa_builtin_paramgen(ret, bits, seed_in, seed_len,
+                       counter_ret, h_ret, cb);
+       }
+
+static int dsa_builtin_paramgen(DSA *ret, int bits,
+               unsigned char *seed_in, int seed_len,
+               int *counter_ret, unsigned long *h_ret, BN_GENCB *cb)
+       {
        int ok=0;
        unsigned char seed[SHA_DIGEST_LENGTH];
        unsigned char md[SHA_DIGEST_LENGTH];