wickr-crypto-c
key_exchange.h
1 /*
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20  */
21 
22 #ifndef key_exchange_h
23 #define key_exchange_h
24 
25 #include "buffer.h"
26 #include "eckey.h"
27 #include "crypto_engine.h"
28 
29 #ifdef __cplusplus
30 extern "C" {
31 #endif
32 
55  uint64_t key_id;
57 };
58 
60 
73  uint64_t key_id,
75 
76 
87 
97 
98 typedef wickr_array_t wickr_exchange_array_t;
99 
109 wickr_exchange_array_t *wickr_exchange_array_new(uint32_t exchange_count);
110 
123 bool wickr_exchange_array_set_item(wickr_exchange_array_t *array, uint32_t index, wickr_key_exchange_t *exchange);
124 
136 wickr_key_exchange_t *wickr_exchange_array_fetch_item(wickr_exchange_array_t *array, uint32_t index);
137 
144 wickr_array_t *wickr_exchange_array_copy(wickr_exchange_array_t *array);
145 
151 void wickr_exchange_array_destroy(wickr_exchange_array_t **array);
152 
171  wickr_exchange_array_t *exchanges;
172 };
173 
175 
186 
197  const wickr_buffer_t *identifier);
198 
209 
220 
231 
243  const wickr_buffer_t *buffer);
244 
261  const wickr_crypto_engine_t *engine,
262  const wickr_cipher_key_t *header_key);
263 
277  const wickr_cipher_result_t *cipher_result,
278  const wickr_cipher_key_t *header_key);
279 
280 #ifdef __cplusplus
281 }
282 #endif
283 
284 #endif /* key_exchange_h */
Representation of public and private Elliptic Curve Keypair information as buffers.
Definition: eckey.h:90
wickr_key_exchange_t * wickr_key_exchange_copy(const wickr_key_exchange_t *source)
Public key exchange protected data. After a shared secret is generated using a public key with identi...
Definition: key_exchange.h:53
wickr_ec_key_t * sender_pub
Definition: key_exchange.h:170
uint64_t key_id
Definition: key_exchange.h:55
bool wickr_exchange_array_set_item(wickr_exchange_array_t *array, uint32_t index, wickr_key_exchange_t *exchange)
Represents an array of bytes and the length of the allocation associated with those bytes.
Definition: buffer.h:51
wickr_exchange_array_t * exchanges
Definition: key_exchange.h:171
wickr_buffer_t * exchange_id
Definition: key_exchange.h:54
void wickr_key_exchange_set_destroy(wickr_key_exchange_set_t **exchange_set)
wickr_buffer_t * wickr_key_exchange_set_serialize(const wickr_key_exchange_set_t *exchange_set)
wickr_key_exchange_set_t * wickr_key_exchange_set_create(wickr_ec_key_t *sender_pub, wickr_exchange_array_t *exchanges)
A collection of key exchanges for a set of recipients. The data protected inside 'exchange_ciphertext...
Definition: key_exchange.h:169
void wickr_key_exchange_destroy(wickr_key_exchange_t **exchange)
wickr_cipher_result_t * exchange_ciphertext
Definition: key_exchange.h:56
wickr_cipher_result_t * wickr_key_exchange_set_encrypt(const wickr_key_exchange_set_t *exchange_set, const wickr_crypto_engine_t *engine, const wickr_cipher_key_t *header_key)
void wickr_exchange_array_destroy(wickr_exchange_array_t **array)
wickr_array_t * wickr_exchange_array_copy(wickr_exchange_array_t *array)
wickr_key_exchange_set_t * wickr_key_exchange_set_create_from_cipher(const wickr_crypto_engine_t *engine, const wickr_cipher_result_t *cipher_result, const wickr_cipher_key_t *header_key)
Definition: cipher.h:97
wickr_key_exchange_set_t * wickr_key_exchange_set_copy(const wickr_key_exchange_set_t *source)
wickr_key_exchange_t * wickr_key_exchange_create(wickr_buffer_t *exchange_id, uint64_t key_id, wickr_cipher_result_t *exchange_ciphertext)
wickr_key_exchange_t * wickr_exchange_array_fetch_item(wickr_exchange_array_t *array, uint32_t index)
Definition: cipher.h:189
wickr_key_exchange_set_t * wickr_key_exchange_set_create_from_buffer(const wickr_crypto_engine_t *engine, const wickr_buffer_t *buffer)
wickr_key_exchange_t * wickr_key_exchange_set_find(const wickr_key_exchange_set_t *exchange_set, const wickr_buffer_t *identifier)
Interface to a set of cryptographic operations used throughout the library. Currently the default imp...
Definition: crypto_engine.h:53
wickr_exchange_array_t * wickr_exchange_array_new(uint32_t exchange_count)