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/*****************************************************************************\
* tls_fingerprint.h - Internal declarations for TLS Fingerprinting
*****************************************************************************
* Copyright (C) SchedMD LLC.
*
* This file is part of Slurm, a resource management program.
* For details, see <https://slurm.schedmd.com/>.
* Please also read the included file: DISCLAIMER.
*
* Slurm 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.
*
* In addition, as a special exception, the copyright holders give permission
* to link the code of portions of this program with the OpenSSL library under
* certain conditions as described in each individual source file, and
* distribute linked combinations including the two. You must obey the GNU
* General Public License in all respects for all of the code used other than
* OpenSSL. If you modify file(s) with this exception, you may extend this
* exception to your version of the file(s), but you are not obligated to do
* so. If you do not wish to do so, delete this exception statement from your
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* the program, then also delete it here.
*
* Slurm 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 Slurm; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
\*****************************************************************************/
#ifndef _CONMGR_TLS_FINGERPRINT_H
#define _CONMGR_TLS_FINGERPRINT_H
#include <stddef.h>
/*
* Check if buffer contains a TLS (or SSLv3) handshake
* IN buf - pointer to buffer
* IN n - number of bytes in buffer
* IN name - connection name (for logging)
* RET
* SLURM_SUCCESS: buffer contains TLS handshake
* ENOENT: buffer does not contain TLS handshake
* EWOULDBLOCK: buffer needs more bytes to determine match
*/
extern int tls_is_handshake(const void *buf, const size_t n, const char *name);
#endif