File libgcrypt-1.8.4-fips-keygen.patch of Package libgcrypt

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File libgcrypt-1.8.4-fips-keygen.patch of Package libgcrypt (Revision af59d239a423ce6bc62a461a4698f84e)

Currently displaying revision af59d239a423ce6bc62a461a4698f84e , Show latest

Index: libgcrypt-1.8.2/cipher/dsa.c
===================================================================
--- libgcrypt-1.8.2.orig/cipher/dsa.c
+++ libgcrypt-1.8.2/cipher/dsa.c
@@ -457,11 +457,22 @@ generate_fips186 (DSA_secret_key *sk, un
                                              &prime_q, &prime_p,
                                              r_counter,
                                              r_seed, r_seedlen);
-      else
-        ec = _gcry_generate_fips186_3_prime (nbits, qbits, NULL, 0,
+      else if (!domain->p || !domain->q)
+        ec = _gcry_generate_fips186_3_prime (nbits, qbits,
+                                             initial_seed.seed,
+                                             initial_seed.seedlen,
                                              &prime_q, &prime_p,
                                              r_counter,
                                              r_seed, r_seedlen, NULL);
+      else
+	{
+	  /* Domain parameters p and q are given; use them.  */
+	  prime_p = mpi_copy (domain->p);
+	  prime_q = mpi_copy (domain->q);
+	  gcry_assert (mpi_get_nbits (prime_p) == nbits);
+	  gcry_assert (mpi_get_nbits (prime_q) == qbits);
+	  ec = 0;
+	}
       sexp_release (initial_seed.sexp);
       if (ec)
         goto leave;
@@ -857,13 +868,12 @@ dsa_generate (const gcry_sexp_t genparms
       sexp_release (l1);
       sexp_release (domainsexp);
 
-      /* Check that all domain parameters are available.  */
-      if (!domain.p || !domain.q || !domain.g)
+      /* Check that p and q domain parameters are available.  */
+      if (!domain.p || !domain.q || (!domain.g && !(flags & PUBKEY_FLAG_USE_FIPS186)))
         {
           _gcry_mpi_release (domain.p);
           _gcry_mpi_release (domain.q);
           _gcry_mpi_release (domain.g);
-          sexp_release (deriveparms);
           return GPG_ERR_MISSING_VALUE;
         }
 
Index: libgcrypt-1.8.2/cipher/rsa.c
===================================================================
--- libgcrypt-1.8.2.orig/cipher/rsa.c
+++ libgcrypt-1.8.2/cipher/rsa.c
@@ -389,7 +389,7 @@ generate_fips (RSA_secret_key *sk, unsig
 
   if (nbits < 1024 || (nbits & 0x1FF))
     return GPG_ERR_INV_VALUE;
-  if (fips_mode() && nbits != 2048 && nbits != 3072)
+  if (fips_mode() && nbits < 2048)
       return GPG_ERR_INV_VALUE;
 
   /* The random quality depends on the transient_key flag.  */
@@ -696,7 +696,7 @@ generate_x931 (RSA_secret_key *sk, unsig
 
   *swapped = 0;
 
-  if (e_value == 1)   /* Alias for a secure value. */
+  if (e_value == 1 || e_value == 0)   /* Alias for a secure value. */
     e_value = 65537;
 
   /* Point 1 of section 4.1:  k = 1024 + 256s with S >= 0  */

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File libgcrypt-1.8.4-fips-keygen.patch of Package libgcrypt (Revision af59d239a423ce6bc62a461a4698f84e)

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