int pkcs11_add_provider(char *name, char *pin, struct sshkey ***keysp) { struct sshkey *k; int r; u_char *blob; size_t blen; u_int nkeys, i; struct sshbuf *msg; if (fd < 0 && pkcs11_start_helper() < 0) return (-1); if ((msg = sshbuf_new()) == NULL) fatal("%s: sshbuf_new failed", __func__); if ((r = sshbuf_put_u8(msg, SSH_AGENTC_ADD_SMARTCARD_KEY)) != 0 || (r = sshbuf_put_cstring(msg, name)) != 0 || (r = sshbuf_put_cstring(msg, pin)) != 0) fatal("%s: buffer error: %s", __func__, ssh_err(r)); send_msg(msg); sshbuf_reset(msg); if (recv_msg(msg) == SSH2_AGENT_IDENTITIES_ANSWER) { if ((r = sshbuf_get_u32(msg, &nkeys)) != 0) fatal("%s: buffer error: %s", __func__, ssh_err(r)); *keysp = xcalloc(nkeys, sizeof(struct sshkey *)); for (i = 0; i < nkeys; i++) { /* XXX clean up properly instead of fatal() */ if ((r = sshbuf_get_string(msg, &blob, &blen)) != 0 || (r = sshbuf_skip_string(msg)) != 0) fatal("%s: buffer error: %s", __func__, ssh_err(r)); if ((r = sshkey_from_blob(blob, blen, &k)) != 0) fatal("%s: bad key: %s", __func__, ssh_err(r)); wrap_key(k->rsa); (*keysp)[i] = k; xfree(blob); } } else { nkeys = -1; } sshbuf_free(msg); return (nkeys); }
int pkcs11_add_provider(char *name, char *pin, Key ***keysp) { Key *k; int i, nkeys; u_char *blob; u_int blen; Buffer msg; if (fd < 0 && pkcs11_start_helper() < 0) return (-1); buffer_init(&msg); buffer_put_char(&msg, SSH_AGENTC_ADD_SMARTCARD_KEY); buffer_put_cstring(&msg, name); buffer_put_cstring(&msg, pin); send_msg(&msg); buffer_clear(&msg); if (recv_msg(&msg) == SSH2_AGENT_IDENTITIES_ANSWER) { nkeys = buffer_get_int(&msg); *keysp = xcalloc(nkeys, sizeof(Key *)); for (i = 0; i < nkeys; i++) { blob = buffer_get_string(&msg, &blen); free(buffer_get_string(&msg, NULL)); k = key_from_blob(blob, blen); wrap_key(k->rsa); (*keysp)[i] = k; free(blob); } } else { nkeys = -1; } buffer_free(&msg); return (nkeys); }