DSA_R_MODULUS_TOO_LARGE:103:modulus too large
DSA_R_NO_PARAMETERS_SET:107:no parameters set
DSA_R_PARAMETER_ENCODING_ERROR:105:parameter encoding error
+DSA_R_P_NOT_PRIME:115:p not prime
DSA_R_Q_NOT_PRIME:113:q not prime
DSA_R_SEED_LEN_SMALL:110:seed_len is less than the length of q
DSO_R_CTRL_FAILED:100:control command failed