> STACK_OF(X509)* stack = sk_x509_new_null(); > sk_x509_push(stack, cert); > sk_x509_push(stack, ca); > > return ASN1_seq_pack_X509(stack, i2d_X509, NULL, len_out); Okay, so your just pushing two DER-format blobs one after the other. Yes, what you thought to do is fine. :)
