hi, 
     is someone here using DSA-SHA256?  i am get into trouble now and need
help.
     The document of Openssl-1.0.0 said support DSA-SHA2. So i got some test
using DSA_sign(),but i got the error "data too large for key size". Skipping
into the dsa_ossl.c, i found sa_do_sign() allow the digest length to be 32
(i.e. 256bit).code below:
        if (dlen > SHA256_DIGEST_LENGTH)  //digest len > 32byte
                {
                reason=DSA_R_DATA_TOO_LARGE_FOR_KEY_SIZE;
                goto err;
                }

      It's really puzzled me. how can i using DSA-SHA256 correctly? 
     i need you help.
                                                                                
                                                        
armstrong
                                                                                
                                                       
2009-10-6
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