bool generate_keys( char* pubkey, fc::vector<char>& privkey, uint32_t key_size, uint32_t pe )
{
static bool init = true;
if( init ) { ERR_load_crypto_strings(); init = false; }
RSA* rsa = RSA_generate_key( key_size, pe, NULL, NULL );
BN_bn2bin( rsa->n, (unsigned char*)pubkey );
BIO *mem = BIO_new(BIO_s_mem());
int e = PEM_write_bio_RSAPrivateKey(mem, rsa, NULL, NULL, 0, NULL, NULL );
if( e != 1 )
{
BIO_free(mem);
RSA_free(rsa);
FC_THROW(generic_exception("Error writing PrivateKey") );
}
char* dat;
uint32_t l = BIO_get_mem_data( mem, &dat );
privkey.resize(l);
memcpy( &privkey.front(), dat, l );
BIO_free(mem);
RSA_free(rsa);
return true;
}
virtual expr visit_macro(expr const & e) override {
buffer<expr> new_args;
for (unsigned i = 0; i < macro_num_args(e); i++)
new_args.push_back(visit(macro_arg(e, i)));
auto def = macro_def(e);
expr r = update_macro(e, new_args.size(), new_args.data());
if (!m_trust_lvl || def.trust_level() >= *m_trust_lvl) {
if (optional<expr> new_r = m_ctx.expand_macro(r)) {
return visit(*new_r);
} else {
throw generic_exception(e, "failed to expand macro");
}
} else {
return r;
}
}
[[ noreturn ]] void throw_error(sstream const & strm) {
throw generic_exception(m_ref, strm);
}
