handle an error case

diff --git a/d0_bignum-gmp.c b/d0_bignum-gmp.c
index 5f0babc088f82423946ab22e4d8142cb67760be6..4e8a11b68ab47b6322a879fd6c3ea2c58ca08d84 100644 (file)
--- a/d0_bignum-gmp.c
+++ b/d0_bignum-gmp.c
@@ -54,9 +54,18 @@ void d0_bignum_INITIALIZE(void)
                {
                        if(!CryptGenRandom(hCryptProv, sizeof(buf), (PBYTE) &buf[0]))
                                fprintf(stderr, "WARNING: could not initialize random number generator (CryptGenRandom failed)\n");
+                       CryptReleaseContext(hCryptProv, 0);
                }
                else
+               {
+                       if(CryptAcquireContext(&hCryptProv, NULL, NULL, PROV_RSA_FULL, CRYPT_VERIFYCONTEXT | CRYPT_NEWKEYSET))
+                       {
+                               if(!CryptGenRandom(hCryptProv, sizeof(buf), (PBYTE) &buf[0]))
+                                       fprintf(stderr, "WARNING: could not initialize random number generator (CryptGenRandom failed)\n");
+                               CryptReleaseContext(hCryptProv, 0);
+                       }
                        fprintf(stderr, "WARNING: could not initialize random number generator (CryptAcquireContext failed)\n");
+               }
        }
 #else
        f = fopen("/dev/urandom", "rb");