dags/include/api.h

/*********************************************************************************************
* DAGS: Key Encapsulation using Dyadic GS Codes.                              *
* This code is exclusively intended for submission to the NIST Post=Quantum Cryptography.    *
* For any other usage , contact the author(s) to ask permission.                             *
**********************************************************************************************
*/
#ifndef __API_H_INCLUDED__
#define __API_H_INCLUDED__


#if defined(DAGS_1)
#define CRYPTO_ALGNAME "DAGS_1"
#define CRYPTO_SECRETKEYBYTES 3328
#define CRYPTO_PUBLICKEYBYTES 173056
#define CRYPTO_CIPHERTEXTBYTES 2144   // 1616
#endif
#if defined(DAGS_3)
#define CRYPTO_ALGNAME "DAGS_3"
#define CRYPTO_SECRETKEYBYTES 4864
#define CRYPTO_PUBLICKEYBYTES 360448//630784
#define CRYPTO_CIPHERTEXTBYTES 2144   // 1616
#endif
#if defined(DAGS_5) || defined(DAGS_TOY)
#define CRYPTO_ALGNAME "DAGS_5"
#define CRYPTO_SECRETKEYBYTES 6400
#define CRYPTO_PUBLICKEYBYTES 630784
#define CRYPTO_CIPHERTEXTBYTES 2144
#endif
#define CRYPTO_BYTES 64



int crypto_kem_keypair(
    unsigned char *pk,
    unsigned char *sk);

int crypto_kem_enc(
    unsigned char *ct,
    unsigned char *ss,
    const unsigned char *pk);

int crypto_kem_dec(
    unsigned char *ss,
    const unsigned char *ct,
    const unsigned char *sk);

#endif