+ if (already_running) {
+ unsigned char *request, *response;
+ void *vresponse;
+ int reqlen, clen, resplen;
+
+ clen = strlen(rkey->comment);
+
+ reqlen = 4 + 1 + /* length, message type */
+ 4 + /* bit count */
+ ssh1_bignum_length(rkey->modulus) +
+ ssh1_bignum_length(rkey->exponent) +
+ ssh1_bignum_length(rkey->private_exponent) +
+ ssh1_bignum_length(rkey->iqmp) +
+ ssh1_bignum_length(rkey->p) +
+ ssh1_bignum_length(rkey->q) + 4 + clen /* comment */
+ ;
+
+ request = smalloc(reqlen);
+
+ request[4] = SSH1_AGENTC_ADD_RSA_IDENTITY;
+ reqlen = 5;
+ PUT_32BIT(request + reqlen, bignum_bitcount(rkey->modulus));
+ reqlen += 4;
+ reqlen += ssh1_write_bignum(request + reqlen, rkey->modulus);
+ reqlen += ssh1_write_bignum(request + reqlen, rkey->exponent);
+ reqlen +=
+ ssh1_write_bignum(request + reqlen,
+ rkey->private_exponent);
+ reqlen += ssh1_write_bignum(request + reqlen, rkey->iqmp);
+ reqlen += ssh1_write_bignum(request + reqlen, rkey->p);
+ reqlen += ssh1_write_bignum(request + reqlen, rkey->q);
+ PUT_32BIT(request + reqlen, clen);
+ memcpy(request + reqlen + 4, rkey->comment, clen);
+ reqlen += 4 + clen;
+ PUT_32BIT(request, reqlen - 4);
+
+ agent_query(request, reqlen, &vresponse, &resplen);
+ response = vresponse;
+ if (resplen < 5 || response[4] != SSH_AGENT_SUCCESS)
+ MessageBox(NULL, "The already running Pageant "
+ "refused to add the key.", APPNAME,
+ MB_OK | MB_ICONERROR);
+ } else {
+ if (add234(rsakeys, rkey) != rkey)
+ sfree(rkey); /* already present, don't waste RAM */
+ }