From e2bbf175a2184bd76f6c54ccf8456babeb1a46fc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Tue, 9 Apr 2024 15:16:35 +0200 Subject: Adding upstream version 9.1. Signed-off-by: Daniel Baumann --- lib/keychain.h | 94 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 94 insertions(+) create mode 100644 lib/keychain.h (limited to 'lib/keychain.h') diff --git a/lib/keychain.h b/lib/keychain.h new file mode 100644 index 0000000..be93275 --- /dev/null +++ b/lib/keychain.h @@ -0,0 +1,94 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* key-chain for authentication. + * Copyright (C) 2000 Kunihiro Ishiguro + */ + +#ifndef _ZEBRA_KEYCHAIN_H +#define _ZEBRA_KEYCHAIN_H + +#include "qobj.h" + +#ifdef __cplusplus +extern "C" { +#endif + +enum keychain_hash_algo { + KEYCHAIN_ALGO_NULL, + KEYCHAIN_ALGO_MD5, + KEYCHAIN_ALGO_HMAC_SHA1, + KEYCHAIN_ALGO_HMAC_SHA256, + KEYCHAIN_ALGO_HMAC_SHA384, + KEYCHAIN_ALGO_HMAC_SHA512, + KEYCHAIN_ALGO_MAX +}; + +#define KEYCHAIN_MD5_HASH_SIZE 16 +#define KEYCHAIN_HMAC_SHA1_HASH_SIZE 20 +#define KEYCHAIN_HMAC_SHA256_HASH_SIZE 32 +#define KEYCHAIN_HMAC_SHA384_HASH_SIZE 48 +#define KEYCHAIN_HMAC_SHA512_HASH_SIZE 64 +#define KEYCHAIN_MAX_HASH_SIZE 64 + +#define KEYCHAIN_ALGO_MD5_INTERNAL_BLK_SIZE 16 +#define KEYCHAIN_ALGO_SHA1_INTERNAL_BLK_SIZE 64 +#define KEYCHAIN_ALGO_SHA256_INTERNAL_BLK_SIZE 64 +#define KEYCHAIN_ALGO_SHA384_INTERNAL_BLK_SIZE 128 +#define KEYCHAIN_ALGO_SHA512_INTERNAL_BLK_SIZE 128 +#define KEYCHAIN_ALGO_MAX_INTERNAL_BLK_SIZE 128 + +struct keychain_algo_info { + enum keychain_hash_algo key; + const char *name; + uint16_t length; + uint16_t block; + const char *desc; +}; + +extern const struct keychain_algo_info algo_info[]; +uint16_t keychain_get_block_size(enum keychain_hash_algo key); +uint16_t keychain_get_hash_len(enum keychain_hash_algo key); +const char *keychain_get_description(enum keychain_hash_algo key); +struct keychain_algo_info +keychain_get_hash_algo_info(enum keychain_hash_algo key); +enum keychain_hash_algo keychain_get_algo_id_by_name(const char *name); +const char *keychain_get_algo_name_by_id(enum keychain_hash_algo key); + +struct keychain { + char *name; + + struct list *key; + + QOBJ_FIELDS; +}; +DECLARE_QOBJ_TYPE(keychain); + +struct key_range { + time_t start; + time_t end; + + uint8_t duration; +}; + +struct key { + uint32_t index; + + char *string; + enum keychain_hash_algo hash_algo; + struct key_range send; + struct key_range accept; + + QOBJ_FIELDS; +}; +DECLARE_QOBJ_TYPE(key); + +extern void keychain_init(void); +extern struct keychain *keychain_lookup(const char *); +extern struct key *key_lookup_for_accept(const struct keychain *, uint32_t); +extern struct key *key_match_for_accept(const struct keychain *, const char *); +extern struct key *key_lookup_for_send(const struct keychain *); +const char *keychain_algo_str(enum keychain_hash_algo hash_algo); +#ifdef __cplusplus +} +#endif + +#endif /* _ZEBRA_KEYCHAIN_H */ -- cgit v1.2.3