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/** @file
*
* Functions for RSA private key reading and use
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 2007 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef __RSA_H__
#define __RSA_H__
#include <wireshark.h>
#include <gcrypt.h>
#ifdef HAVE_LIBGNUTLS
#include <stdio.h>
#include <gnutls/abstract.h>
WS_DLL_PUBLIC gcry_sexp_t rsa_privkey_to_sexp(gnutls_x509_privkey_t priv_key, char **err);
/**
* Load an RSA private key from specified file
* @param fp the file that contain the key data
* @param [out] err error message upon failure; NULL upon success
* @return a pointer to the loaded key on success, or NULL upon failure
*/
WS_DLL_PUBLIC gnutls_x509_privkey_t rsa_load_pem_key(FILE* fp, char **err);
/**
* Load a RSA private key from a PKCS#12 file (DER or PEM format)
* @param fp the file that contains the key data
* @param cert_passwd password to decrypt the PKCS#12 file
* @param [out] err error message upon failure; NULL upon success
* @return a pointer to the loaded key on success; NULL upon failure
*/
WS_DLL_PUBLIC gnutls_x509_privkey_t rsa_load_pkcs12(FILE* fp, const char *cert_passwd, char** err);
#endif
WS_DLL_PUBLIC void rsa_private_key_free(void * key);
#endif /* __RSA_H__ */
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