| /* $OpenBSD: ssh-sk.h,v 1.5 2019/11/12 19:31:45 markus Exp $ */ |
| /* |
| * Copyright (c) 2019 Google LLC |
| * |
| * Permission to use, copy, modify, and distribute this software for any |
| * purpose with or without fee is hereby granted, provided that the above |
| * copyright notice and this permission notice appear in all copies. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| */ |
| |
| #ifndef _SSH_SK_H |
| #define _SSH_SK_H 1 |
| |
| struct sshbuf; |
| struct sshkey; |
| |
| /* Version of protocol between ssh-agent and ssh-sk-helper */ |
| #define SSH_SK_HELPER_VERSION 1 |
| |
| /* |
| * Enroll (generate) a new security-key hosted private key of given type |
| * via the specified provider middleware. |
| * If challenge_buf is NULL then a random 256 bit challenge will be used. |
| * |
| * Returns 0 on success or a ssherr.h error code on failure. |
| * |
| * If successful and the attest_data buffer is not NULL then attestation |
| * information is placed there. |
| */ |
| int sshsk_enroll(int type, const char *provider_path, const char *application, |
| uint8_t flags, struct sshbuf *challenge_buf, struct sshkey **keyp, |
| struct sshbuf *attest); |
| |
| /* |
| * Calculate an ECDSA_SK or ED25519_SK signature using the specified key |
| * and provider middleware. |
| * |
| * Returns 0 on success or a ssherr.h error code on failure. |
| */ |
| int sshsk_sign(const char *provider_path, const struct sshkey *key, |
| u_char **sigp, size_t *lenp, const u_char *data, size_t datalen, |
| u_int compat); |
| |
| #endif /* _SSH_SK_H */ |
| |