ssh_sign_verify.c File Reference

RSA/DSA/ECDSA/EdDSA signature verification. More...

#include "ssh/ssh.h"
#include "ssh/ssh_algorithms.h"
#include "ssh/ssh_key_import.h"
#include "ssh/ssh_cert_import.h"
#include "ssh/ssh_sign_verify.h"
#include "ssh/ssh_sign_misc.h"
#include "ssh/ssh_misc.h"
#include "debug.h"

Go to the source code of this file.

Macros
#define	TRACE_LEVEL   SSH_TRACE_LEVEL

Functions
error_t	sshVerifySignature (SshConnection *connection, const SshString *publicKeyAlgo, const SshBinaryString *publicKeyBlob, const SshBinaryString *sessionId, const SshBinaryString *message, const SshBinaryString *signature)
	Signature verification. More...
error_t	sshVerifyRsaSignature (const SshString *publicKeyAlgo, const SshBinaryString *publicKeyBlob, const SshBinaryString *sessionId, const SshBinaryString *message, const SshBinaryString *signatureBlob)
	RSA signature verification. More...
error_t	sshVerifyDsaSignature (const SshString *publicKeyAlgo, const SshBinaryString *publicKeyBlob, const SshBinaryString *sessionId, const SshBinaryString *message, const SshBinaryString *signatureBlob)
	DSA signature verification. More...
error_t	sshVerifyEcdsaSignature (const SshString *publicKeyAlgo, const SshBinaryString *publicKeyBlob, const SshBinaryString *sessionId, const SshBinaryString *message, const SshBinaryString *signatureBlob)
	ECDSA signature verification. More...
error_t	sshVerifyEd25519Signature (const SshString *publicKeyAlgo, const SshBinaryString *publicKeyBlob, const SshBinaryString *sessionId, const SshBinaryString *message, const SshBinaryString *signatureBlob)
	Ed25519 signature verification. More...
error_t	sshVerifyEd448Signature (const SshString *publicKeyAlgo, const SshBinaryString *publicKeyBlob, const SshBinaryString *sessionId, const SshBinaryString *message, const SshBinaryString *signatureBlob)
	Ed448 signature verification. More...

Detailed Description

RSA/DSA/ECDSA/EdDSA signature verification.

License

SPDX-License-Identifier: GPL-2.0-or-later

Copyright (C) 2019-2024 Oryx Embedded SARL. All rights reserved.

This file is part of CycloneSSH Open.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Author

Oryx Embedded SARL (www.oryx-embedded.com)

Version

2.4.4

Definition in file ssh_sign_verify.c.

Macro Definition Documentation

TRACE_LEVEL

#define TRACE_LEVEL   SSH_TRACE_LEVEL

Definition at line 32 of file ssh_sign_verify.c.

Function Documentation

sshVerifyDsaSignature()

error_t sshVerifyDsaSignature	(	const SshString *	publicKeyAlgo,
		const SshBinaryString *	publicKeyBlob,
		const SshBinaryString *	sessionId,
		const SshBinaryString *	message,
		const SshBinaryString *	signatureBlob
	)

DSA signature verification.

Parameters

[in]	publicKeyAlgo	Public key algorithm
[in]	publicKeyBlob	Signer's public key
[in]	sessionId	Session identifier (optional parameter)
[in]	message	Message whose signature is to be verified
[in]	signatureBlob	Signature to be verified

Returns

Error code

Definition at line 364 of file ssh_sign_verify.c.

sshVerifyEcdsaSignature()

error_t sshVerifyEcdsaSignature	(	const SshString *	publicKeyAlgo,
		const SshBinaryString *	publicKeyBlob,
		const SshBinaryString *	sessionId,
		const SshBinaryString *	message,
		const SshBinaryString *	signatureBlob
	)

ECDSA signature verification.

Parameters

[in]	publicKeyAlgo	Public key algorithm
[in]	publicKeyBlob	Signer's public key
[in]	sessionId	Session identifier (optional parameter)
[in]	message	Message whose signature is to be verified
[in]	signatureBlob	Signature to be verified

Returns

Error code

Definition at line 493 of file ssh_sign_verify.c.

sshVerifyEd25519Signature()

error_t sshVerifyEd25519Signature	(	const SshString *	publicKeyAlgo,
		const SshBinaryString *	publicKeyBlob,
		const SshBinaryString *	sessionId,
		const SshBinaryString *	message,
		const SshBinaryString *	signatureBlob
	)

Ed25519 signature verification.

Parameters

[in]	publicKeyAlgo	Public key algorithm
[in]	publicKeyBlob	Signer's public key
[in]	sessionId	Session identifier (optional parameter)
[in]	message	Message whose signature is to be verified
[in]	signatureBlob	Signature to be verified

Returns

Error code

Definition at line 672 of file ssh_sign_verify.c.

sshVerifyEd448Signature()

error_t sshVerifyEd448Signature	(	const SshString *	publicKeyAlgo,
		const SshBinaryString *	publicKeyBlob,
		const SshBinaryString *	sessionId,
		const SshBinaryString *	message,
		const SshBinaryString *	signatureBlob
	)

Ed448 signature verification.

Parameters

[in]	publicKeyAlgo	Public key algorithm
[in]	publicKeyBlob	Signer's public key
[in]	sessionId	Session identifier (optional parameter)
[in]	message	Message whose signature is to be verified
[in]	signatureBlob	Signature to be verified

Returns

Error code

Definition at line 775 of file ssh_sign_verify.c.

sshVerifyRsaSignature()

error_t sshVerifyRsaSignature	(	const SshString *	publicKeyAlgo,
		const SshBinaryString *	publicKeyBlob,
		const SshBinaryString *	sessionId,
		const SshBinaryString *	message,
		const SshBinaryString *	signatureBlob
	)

RSA signature verification.

Parameters

[in]	publicKeyAlgo	Public key algorithm
[in]	publicKeyBlob	Signer's public key
[in]	sessionId	Session identifier (optional parameter)
[in]	message	Message whose signature is to be verified
[in]	signatureBlob	Signature to be verified

Returns

Error code

Definition at line 218 of file ssh_sign_verify.c.

sshVerifySignature()

error_t sshVerifySignature	(	SshConnection *	connection,
		const SshString *	publicKeyAlgo,
		const SshBinaryString *	publicKeyBlob,
		const SshBinaryString *	sessionId,
		const SshBinaryString *	message,
		const SshBinaryString *	signature
	)

Signature verification.

Parameters

[in]	connection	Pointer to the SSH connection
[in]	publicKeyAlgo	Public key algorithm
[in]	publicKeyBlob	Signer's public key
[in]	sessionId	Session identifier (optional parameter)
[in]	message	Message whose signature is to be verified
[in]	signature	Signature to be verified

Returns

Error code

Definition at line 59 of file ssh_sign_verify.c.