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/*
* SPDX-FileCopyrightText: 2024 Cryspen Sarl <info@cryspen.com>
*
* SPDX-License-Identifier: MIT or Apache-2.0
*
* This code was generated with the following revisions:
* Charon: b351338f6a84c7a1afc27433eb0ffdc668b3581d
* Eurydice: 7efec1624422fd5e94388ef06b9c76dfe7a48d46
* Karamel: c96fb69d15693284644d6aecaa90afa37e4de8f0
* F*: 58c915a86a2c07c8eca8d9deafd76cb7a91f0eb7
* Libcrux: 6ff01fb3c57ff29ecb59bc62d9dc7fd231060cfb
*/
#include "libcrux_mlkem768_portable.h"
#include "internal/libcrux_mlkem_portable.h"
/**
Portable decapsulate
*/
/**
A monomorphic instance of
libcrux_ml_kem.ind_cca.instantiations.portable.decapsulate with const generics
- K= 3
- SECRET_KEY_SIZE= 2400
- CPA_SECRET_KEY_SIZE= 1152
- PUBLIC_KEY_SIZE= 1184
- CIPHERTEXT_SIZE= 1088
- T_AS_NTT_ENCODED_SIZE= 1152
- C1_SIZE= 960
- C2_SIZE= 128
- VECTOR_U_COMPRESSION_FACTOR= 10
- VECTOR_V_COMPRESSION_FACTOR= 4
- C1_BLOCK_SIZE= 320
- ETA1= 2
- ETA1_RANDOMNESS_SIZE= 128
- ETA2= 2
- ETA2_RANDOMNESS_SIZE= 128
- IMPLICIT_REJECTION_HASH_INPUT_SIZE= 1120
*/
static void
decapsulate_67(
libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key,
libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U])
{
libcrux_ml_kem_ind_cca_decapsulate_1f(private_key, ciphertext, ret);
}
/**
Decapsulate ML-KEM 768
Generates an [`MlKemSharedSecret`].
The input is a reference to an [`MlKem768PrivateKey`] and an
[`MlKem768Ciphertext`].
*/
void
libcrux_ml_kem_mlkem768_portable_decapsulate(
libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key,
libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext, uint8_t ret[32U])
{
decapsulate_67(private_key, ciphertext, ret);
}
/**
A monomorphic instance of
libcrux_ml_kem.ind_cca.instantiations.portable.encapsulate with const generics
- K= 3
- CIPHERTEXT_SIZE= 1088
- PUBLIC_KEY_SIZE= 1184
- T_AS_NTT_ENCODED_SIZE= 1152
- C1_SIZE= 960
- C2_SIZE= 128
- VECTOR_U_COMPRESSION_FACTOR= 10
- VECTOR_V_COMPRESSION_FACTOR= 4
- VECTOR_U_BLOCK_LEN= 320
- ETA1= 2
- ETA1_RANDOMNESS_SIZE= 128
- ETA2= 2
- ETA2_RANDOMNESS_SIZE= 128
*/
static tuple_3c
encapsulate_02(
libcrux_ml_kem_types_MlKemPublicKey_15 *public_key,
uint8_t randomness[32U])
{
libcrux_ml_kem_types_MlKemPublicKey_15 *uu____0 = public_key;
/* Passing arrays by value in Rust generates a copy in C */
uint8_t copy_of_randomness[32U];
memcpy(copy_of_randomness, randomness, (size_t)32U * sizeof(uint8_t));
return libcrux_ml_kem_ind_cca_encapsulate_eb(uu____0, copy_of_randomness);
}
/**
Encapsulate ML-KEM 768
Generates an ([`MlKem768Ciphertext`], [`MlKemSharedSecret`]) tuple.
The input is a reference to an [`MlKem768PublicKey`] and [`SHARED_SECRET_SIZE`]
bytes of `randomness`.
*/
tuple_3c
libcrux_ml_kem_mlkem768_portable_encapsulate(
libcrux_ml_kem_types_MlKemPublicKey_15 *public_key,
uint8_t randomness[32U])
{
libcrux_ml_kem_types_MlKemPublicKey_15 *uu____0 = public_key;
/* Passing arrays by value in Rust generates a copy in C */
uint8_t copy_of_randomness[32U];
memcpy(copy_of_randomness, randomness, (size_t)32U * sizeof(uint8_t));
return encapsulate_02(uu____0, copy_of_randomness);
}
/**
Portable generate key pair.
*/
/**
A monomorphic instance of
libcrux_ml_kem.ind_cca.instantiations.portable.generate_keypair with const
generics
- K= 3
- CPA_PRIVATE_KEY_SIZE= 1152
- PRIVATE_KEY_SIZE= 2400
- PUBLIC_KEY_SIZE= 1184
- BYTES_PER_RING_ELEMENT= 1152
- ETA1= 2
- ETA1_RANDOMNESS_SIZE= 128
*/
static libcrux_ml_kem_mlkem768_MlKem768KeyPair
generate_keypair_87(
uint8_t randomness[64U])
{
/* Passing arrays by value in Rust generates a copy in C */
uint8_t copy_of_randomness[64U];
memcpy(copy_of_randomness, randomness, (size_t)64U * sizeof(uint8_t));
return libcrux_ml_kem_ind_cca_generate_keypair_f6(copy_of_randomness);
}
/**
Generate ML-KEM 768 Key Pair
*/
libcrux_ml_kem_mlkem768_MlKem768KeyPair
libcrux_ml_kem_mlkem768_portable_generate_key_pair(uint8_t randomness[64U])
{
/* Passing arrays by value in Rust generates a copy in C */
uint8_t copy_of_randomness[64U];
memcpy(copy_of_randomness, randomness, (size_t)64U * sizeof(uint8_t));
return generate_keypair_87(copy_of_randomness);
}
/**
Portable private key validation
*/
/**
A monomorphic instance of
libcrux_ml_kem.ind_cca.instantiations.portable.validate_private_key with const
generics
- K= 3
- SECRET_KEY_SIZE= 2400
- CIPHERTEXT_SIZE= 1088
*/
static KRML_MUSTINLINE bool
validate_private_key_e8(
libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key,
libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext)
{
return libcrux_ml_kem_ind_cca_validate_private_key_05(private_key,
ciphertext);
}
/**
Validate a private key.
Returns `true` if valid, and `false` otherwise.
*/
bool
libcrux_ml_kem_mlkem768_portable_validate_private_key(
libcrux_ml_kem_types_MlKemPrivateKey_55 *private_key,
libcrux_ml_kem_mlkem768_MlKem768Ciphertext *ciphertext)
{
return validate_private_key_e8(private_key, ciphertext);
}
/**
Portable public key validation
*/
/**
A monomorphic instance of
libcrux_ml_kem.ind_cca.instantiations.portable.validate_public_key with const
generics
- K= 3
- RANKED_BYTES_PER_RING_ELEMENT= 1152
- PUBLIC_KEY_SIZE= 1184
*/
static KRML_MUSTINLINE bool
validate_public_key_7d(uint8_t *public_key)
{
return libcrux_ml_kem_ind_cca_validate_public_key_b7(public_key);
}
/**
Validate a public key.
Returns `true` if valid, and `false` otherwise.
*/
bool
libcrux_ml_kem_mlkem768_portable_validate_public_key(
libcrux_ml_kem_types_MlKemPublicKey_15 *public_key)
{
return validate_public_key_7d(public_key->value);
}