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mirror of git://anongit.mindrot.org/openssh.git synced 2024-12-25 11:22:10 +00:00
openssh/ssh-sk.h
djm@openbsd.org 57b181eaf2 upstream: pass the log-on-stderr flag and log level through to
ssh-sk-helper, making debugging a bit easier. ok markus@

OpenBSD-Commit-ID: 2e7aea6bf5770d3f38b7c7bba891069256c5a49a
2020-01-21 18:09:09 +11:00

70 lines
2.4 KiB
C

/* $OpenBSD: ssh-sk.h,v 1.10 2020/01/10 23:43:26 djm 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;
struct sk_option;
/* Version of protocol expected from ssh-sk-helper */
#define SSH_SK_HELPER_VERSION 5
/* ssh-sk-helper messages */
#define SSH_SK_HELPER_ERROR 0 /* Only valid H->C */
#define SSH_SK_HELPER_SIGN 1
#define SSH_SK_HELPER_ENROLL 2
#define SSH_SK_HELPER_LOAD_RESIDENT 3
/*
* 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 *device,
const char *application, const char *userid, uint8_t flags,
const char *pin, 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, struct sshkey *key,
u_char **sigp, size_t *lenp, const u_char *data, size_t datalen,
u_int compat, const char *pin);
/*
* Enumerates and loads all SSH-compatible resident keys from a security
* key.
*
* Returns 0 on success or a ssherr.h error code on failure.
*/
int sshsk_load_resident(const char *provider_path, const char *device,
const char *pin, struct sshkey ***keysp, size_t *nkeysp);
#endif /* _SSH_SK_H */