/*

  silcpk_i.h

  Author: Pekka Riikonen <priikone@silcnet.org>

  Copyright (C) 2005, 2007 Pekka Riikonen

  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; version 2 of the License.

  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.

*/

#ifndef SILCPK_I_H
#define SILCPK_I_H

/* Public and private key file headers */
#define SILC_PKCS_PUBLIC_KEYFILE_BEGIN "-----BEGIN SILC PUBLIC KEY-----\n"
#define SILC_PKCS_PUBLIC_KEYFILE_END "\n-----END SILC PUBLIC KEY-----\n"
#define SILC_PKCS_PRIVATE_KEYFILE_BEGIN "-----BEGIN SILC PRIVATE KEY-----\n"
#define SILC_PKCS_PRIVATE_KEYFILE_END "\n-----END SILC PRIVATE KEY-----\n"

const SilcPKCSAlgorithm *
silc_pkcs_silc_get_algorithm(const struct SilcPKCSObjectStruct *pkcs,
			     void *public_key);
SilcBool
silc_pkcs_silc_import_public_key_file(const struct SilcPKCSObjectStruct *pkcs,
				      unsigned char *filedata,
				      SilcUInt32 filedata_len,
				      SilcPKCSFileEncoding encoding,
				      void **ret_public_key);
int silc_pkcs_silc_import_public_key(const struct SilcPKCSObjectStruct *pkcs,
				     void *key,
				     SilcUInt32 key_len,
				     void **ret_public_key);
unsigned char *
silc_pkcs_silc_export_public_key_file(const struct SilcPKCSObjectStruct *pkcs,
				      SilcStack stack,
				      void *public_key,
				      SilcPKCSFileEncoding encoding,
				      SilcUInt32 *ret_len);
unsigned char *
silc_pkcs_silc_export_public_key(const struct SilcPKCSObjectStruct *pkcs,
				 SilcStack stack,
				 void *public_key,
				 SilcUInt32 *ret_len);
SilcUInt32
silc_pkcs_silc_public_key_bitlen(const struct SilcPKCSObjectStruct *pkcs,
				 void *public_key);
void *silc_pkcs_silc_public_key_copy(const struct SilcPKCSObjectStruct *pkcs,
				     void *public_key);
SilcBool
silc_pkcs_silc_public_key_compare(const struct SilcPKCSObjectStruct *pkcs,
				  void *key1, void *key2);
void silc_pkcs_silc_public_key_free(const struct SilcPKCSObjectStruct *pkcs,
				    void *public_key);
SilcBool
silc_pkcs_silc_import_private_key_file(const struct SilcPKCSObjectStruct *pkcs,
				       unsigned char *filedata,
				       SilcUInt32 filedata_len,
				       const char *passphrase,
				       SilcUInt32 passphrase_len,
				       SilcPKCSFileEncoding encoding,
				       void **ret_private_key);
int silc_pkcs_silc_import_private_key(const struct SilcPKCSObjectStruct *pkcs,
				      void *key,
				      SilcUInt32 key_len,
				      void **ret_private_key);
unsigned char *
silc_pkcs_silc_export_private_key_file(const struct SilcPKCSObjectStruct *pkcs,
				       SilcStack stack,
				       void *private_key,
				       const char *passphrase,
				       SilcUInt32 passphrase_len,
				       SilcPKCSFileEncoding encoding,
				       SilcRng rng,
				       SilcUInt32 *ret_len);
unsigned char *
silc_pkcs_silc_export_private_key(const struct SilcPKCSObjectStruct *pkcs,
				  SilcStack stack,
				  void *private_key,
				  SilcUInt32 *ret_len);
SilcUInt32
silc_pkcs_silc_private_key_bitlen(const struct SilcPKCSObjectStruct *pkcs,
				  void *private_key);
void silc_pkcs_silc_private_key_free(const struct SilcPKCSObjectStruct *pkcs,
				     void *private_key);
SilcAsyncOperation
silc_pkcs_silc_encrypt(const struct SilcPKCSObjectStruct *pkcs,
		       void *public_key,
		       unsigned char *src,
		       SilcUInt32 src_len,
		       SilcRng rng,
		       SilcPKCSEncryptCb encrypt_cb,
		       void *context);
SilcAsyncOperation
silc_pkcs_silc_decrypt(const struct SilcPKCSObjectStruct *pkcs,
			void *private_key,
			unsigned char *src,
			SilcUInt32 src_len,
			SilcPKCSDecryptCb decrypt_cb,
			void *context);
SilcAsyncOperation
silc_pkcs_silc_sign(const struct SilcPKCSObjectStruct *pkcs,
		    void *private_key,
		    unsigned char *src,
		    SilcUInt32 src_len,
		    SilcBool compute_hash,
		    SilcHash hash,
		    SilcPKCSSignCb sign_cb,
		    void *context);
SilcAsyncOperation
silc_pkcs_silc_verify(const struct SilcPKCSObjectStruct *pkcs,
		      void *public_key,
		      unsigned char *signature,
		      SilcUInt32 signature_len,
		      unsigned char *data,
		      SilcUInt32 data_len,
		      SilcHash hash,
		      SilcPKCSVerifyCb verify_cb,
		      void *context);

#endif /* SILCPK_I_H */