131 lines
3.5 KiB
C
131 lines
3.5 KiB
C
/* nettle-types.h
|
|
|
|
Copyright (C) 2005, 2014 Niels Möller
|
|
|
|
This file is part of GNU Nettle.
|
|
|
|
GNU Nettle is free software: you can redistribute it and/or
|
|
modify it under the terms of either:
|
|
|
|
* the GNU Lesser General Public License as published by the Free
|
|
Software Foundation; either version 3 of the License, or (at your
|
|
option) any later version.
|
|
|
|
or
|
|
|
|
* 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.
|
|
|
|
or both in parallel, as here.
|
|
|
|
GNU Nettle 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 copies of the GNU General Public License and
|
|
the GNU Lesser General Public License along with this program. If
|
|
not, see http://www.gnu.org/licenses/.
|
|
*/
|
|
|
|
#ifndef NETTLE_TYPES_H
|
|
#define NETTLE_TYPES_H
|
|
|
|
/* For size_t */
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
/* Attributes we want to use in installed header files, and hence
|
|
can't rely on config.h. */
|
|
#ifdef __GNUC__
|
|
|
|
#define _NETTLE_ATTRIBUTE_PURE __attribute__((pure))
|
|
#ifndef _NETTLE_ATTRIBUTE_DEPRECATED
|
|
/* Variant without message is supported since gcc-3.1 or so. */
|
|
#define _NETTLE_ATTRIBUTE_DEPRECATED __attribute__((deprecated))
|
|
#endif
|
|
|
|
#else /* !__GNUC__ */
|
|
|
|
#define _NETTLE_ATTRIBUTE_PURE
|
|
#define _NETTLE_ATTRIBUTE_DEPRECATED
|
|
|
|
#endif /* !__GNUC__ */
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/* An aligned 16-byte block. */
|
|
union nettle_block16
|
|
{
|
|
uint8_t b[16];
|
|
unsigned long w[16 / sizeof(unsigned long)] _NETTLE_ATTRIBUTE_DEPRECATED;
|
|
uint64_t u64[2];
|
|
};
|
|
|
|
union nettle_block8
|
|
{
|
|
uint8_t b[8];
|
|
uint64_t u64;
|
|
};
|
|
|
|
/* Randomness. Used by key generation and dsa signature creation. */
|
|
typedef void nettle_random_func(void *ctx,
|
|
size_t length, uint8_t *dst);
|
|
|
|
/* Progress report function, mainly for key generation. */
|
|
typedef void nettle_progress_func(void *ctx, int c);
|
|
|
|
/* Realloc function, used by struct nettle_buffer. */
|
|
typedef void *nettle_realloc_func(void *ctx, void *p, size_t length);
|
|
|
|
/* Ciphers */
|
|
typedef void nettle_set_key_func(void *ctx, const uint8_t *key);
|
|
|
|
/* For block ciphers, const context. */
|
|
typedef void nettle_cipher_func(const void *ctx,
|
|
size_t length, uint8_t *dst,
|
|
const uint8_t *src);
|
|
|
|
|
|
/* Uses a void * for cipher contexts. Used for crypt operations where
|
|
the internal state changes during the encryption. */
|
|
typedef void nettle_crypt_func(void *ctx,
|
|
size_t length, uint8_t *dst,
|
|
const uint8_t *src);
|
|
|
|
/* Hash algorithms */
|
|
typedef void nettle_hash_init_func(void *ctx);
|
|
typedef void nettle_hash_update_func(void *ctx,
|
|
size_t length,
|
|
const uint8_t *src);
|
|
typedef void nettle_hash_digest_func(void *ctx,
|
|
size_t length, uint8_t *dst);
|
|
|
|
/* ASCII armor codecs. NOTE: Experimental and subject to change. */
|
|
|
|
typedef size_t nettle_armor_length_func(size_t length);
|
|
typedef void nettle_armor_init_func(void *ctx);
|
|
|
|
typedef size_t nettle_armor_encode_update_func(void *ctx,
|
|
char *dst,
|
|
size_t src_length,
|
|
const uint8_t *src);
|
|
|
|
typedef size_t nettle_armor_encode_final_func(void *ctx, char *dst);
|
|
|
|
typedef int nettle_armor_decode_update_func(void *ctx,
|
|
size_t *dst_length,
|
|
uint8_t *dst,
|
|
size_t src_length,
|
|
const char *src);
|
|
|
|
typedef int nettle_armor_decode_final_func(void *ctx);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* NETTLE_TYPES_H */
|