34 lines
1.2 KiB
C
34 lines
1.2 KiB
C
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#ifndef _CRYPTO_H_
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#define _CRYPTO_H_
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#include <stdbool.h>
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#include <sodium.h>
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#define CRYPT_PUBKEY_HEXSIZE (crypto_kx_PUBLICKEYBYTES + crypto_sign_PUBLICKEYBYTES) * 2 + 1
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#define CRYPT_SECKEY_HEXSIZE (crypto_kx_SECRETKEYBYTES + crypto_sign_SECRETKEYBYTES) * 2 + 1
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typedef struct crypt_key_t {
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unsigned char kxPub[crypto_kx_PUBLICKEYBYTES];
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unsigned char kxSec[crypto_kx_SECRETKEYBYTES];
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unsigned char signPub[crypto_sign_PUBLICKEYBYTES];
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unsigned char signSec[crypto_sign_SECRETKEYBYTES];
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bool hasSecKey;
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} crypt_key_t;
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int crypt_key_gen(crypt_key_t *k);
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int crypt_key_from_hex(crypt_key_t *k, char phex[CRYPT_PUBKEY_HEXSIZE], char shex[CRYPT_SECKEY_HEXSIZE]);
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int crypt_key_from_hex_public(crypt_key_t *k, char phex[CRYPT_PUBKEY_HEXSIZE]);
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void crypt_key_export_public(crypt_key_t *k, char hex[CRYPT_PUBKEY_HEXSIZE]);
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void crypt_key_export_secret(crypt_key_t *k, char hex[CRYPT_SECKEY_HEXSIZE]);
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typedef struct crypt_session_t {
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unsigned char rx[crypto_kx_SESSIONKEYBYTES];
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unsigned char tx[crypto_kx_SESSIONKEYBYTES];
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crypt_key_t *remoteKey;
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} crypt_session_t;
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int crypt_session_init(crypt_session_t *s, crypt_key_t *own, crypt_key_t *remote, bool dirClient);
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#endif /* _CRYPTO_H_ */
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