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https://github.com/open-quantum-safe/liboqs.git
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8d7e8f5579
* Consistent type in KEM decaps API (#1004) * uint8_t in non-PQClean KEM APIs * uint8_t in PQCleam KEM APIs * Additional uint8_t tweaks in PQClean KEM APIs Co-authored-by: Sebastian <sebastianv89@users.noreply.github.com>
92 lines
3.4 KiB
C
92 lines
3.4 KiB
C
// SPDX-License-Identifier: MIT
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#include <stdlib.h>
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#include <oqs/kem_kyber.h>
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#if defined(OQS_ENABLE_KEM_kyber_1024)
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OQS_KEM *OQS_KEM_kyber_1024_new() {
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OQS_KEM *kem = malloc(sizeof(OQS_KEM));
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if (kem == NULL) {
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return NULL;
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}
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kem->method_name = OQS_KEM_alg_kyber_1024;
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kem->alg_version = "https://github.com/pq-crystals/kyber/commit/28413dfbf523fdde181246451c2bd77199c0f7ff";
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kem->claimed_nist_level = 5;
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kem->ind_cca = true;
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kem->length_public_key = OQS_KEM_kyber_1024_length_public_key;
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kem->length_secret_key = OQS_KEM_kyber_1024_length_secret_key;
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kem->length_ciphertext = OQS_KEM_kyber_1024_length_ciphertext;
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kem->length_shared_secret = OQS_KEM_kyber_1024_length_shared_secret;
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kem->keypair = OQS_KEM_kyber_1024_keypair;
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kem->encaps = OQS_KEM_kyber_1024_encaps;
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kem->decaps = OQS_KEM_kyber_1024_decaps;
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return kem;
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}
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extern int pqcrystals_kyber1024_ref_keypair(uint8_t *pk, uint8_t *sk);
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extern int pqcrystals_kyber1024_ref_enc(uint8_t *ct, uint8_t *ss, const uint8_t *pk);
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extern int pqcrystals_kyber1024_ref_dec(uint8_t *ss, const uint8_t *ct, const uint8_t *sk);
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#if defined(OQS_ENABLE_KEM_kyber_1024_avx2)
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extern int pqcrystals_kyber1024_avx2_keypair(uint8_t *pk, uint8_t *sk);
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extern int pqcrystals_kyber1024_avx2_enc(uint8_t *ct, uint8_t *ss, const uint8_t *pk);
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extern int pqcrystals_kyber1024_avx2_dec(uint8_t *ss, const uint8_t *ct, const uint8_t *sk);
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#endif
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OQS_API OQS_STATUS OQS_KEM_kyber_1024_keypair(uint8_t *public_key, uint8_t *secret_key) {
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#if defined(OQS_ENABLE_KEM_kyber_1024_avx2)
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#if defined(OQS_DIST_BUILD)
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if (OQS_CPU_has_extension(OQS_CPU_EXT_AVX2) && OQS_CPU_has_extension(OQS_CPU_EXT_BMI2) && OQS_CPU_has_extension(OQS_CPU_EXT_POPCNT)) {
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#endif /* OQS_DIST_BUILD */
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return (OQS_STATUS) pqcrystals_kyber1024_avx2_keypair(public_key, secret_key);
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#if defined(OQS_DIST_BUILD)
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} else {
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return (OQS_STATUS) pqcrystals_kyber1024_ref_keypair(public_key, secret_key);
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}
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#endif /* OQS_DIST_BUILD */
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#else
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return (OQS_STATUS) pqcrystals_kyber1024_ref_keypair(public_key, secret_key);
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#endif
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}
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OQS_API OQS_STATUS OQS_KEM_kyber_1024_encaps(uint8_t *ciphertext, uint8_t *shared_secret, const uint8_t *public_key) {
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#if defined(OQS_ENABLE_KEM_kyber_1024_avx2)
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#if defined(OQS_DIST_BUILD)
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if (OQS_CPU_has_extension(OQS_CPU_EXT_AVX2) && OQS_CPU_has_extension(OQS_CPU_EXT_BMI2) && OQS_CPU_has_extension(OQS_CPU_EXT_POPCNT)) {
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#endif /* OQS_DIST_BUILD */
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return (OQS_STATUS) pqcrystals_kyber1024_avx2_enc(ciphertext, shared_secret, public_key);
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#if defined(OQS_DIST_BUILD)
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} else {
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return (OQS_STATUS) pqcrystals_kyber1024_ref_enc(ciphertext, shared_secret, public_key);
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}
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#endif /* OQS_DIST_BUILD */
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#else
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return (OQS_STATUS) pqcrystals_kyber1024_ref_enc(ciphertext, shared_secret, public_key);
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#endif
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}
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OQS_API OQS_STATUS OQS_KEM_kyber_1024_decaps(uint8_t *shared_secret, const uint8_t *ciphertext, const uint8_t *secret_key) {
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#if defined(OQS_ENABLE_KEM_kyber_1024_avx2)
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#if defined(OQS_DIST_BUILD)
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if (OQS_CPU_has_extension(OQS_CPU_EXT_AVX2) && OQS_CPU_has_extension(OQS_CPU_EXT_BMI2) && OQS_CPU_has_extension(OQS_CPU_EXT_POPCNT)) {
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#endif /* OQS_DIST_BUILD */
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return (OQS_STATUS) pqcrystals_kyber1024_avx2_dec(shared_secret, ciphertext, secret_key);
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#if defined(OQS_DIST_BUILD)
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} else {
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return (OQS_STATUS) pqcrystals_kyber1024_ref_dec(shared_secret, ciphertext, secret_key);
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}
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#endif /* OQS_DIST_BUILD */
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#else
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return (OQS_STATUS) pqcrystals_kyber1024_ref_dec(shared_secret, ciphertext, secret_key);
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#endif
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}
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#endif
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