mirror of
https://github.com/open-quantum-safe/liboqs.git
synced 2025-11-27 00:04:24 -05:00
aa7f1dfa3d
* Sync with PQClean commit 90630db2ebada4bacceb5331b0a1a9a356ba65b9 * Delete duplicate implementations due to underscore bug; add MQDSS AVX2 * Delete more duplicate PQClean implementations
95 lines
3.9 KiB
C
95 lines
3.9 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_768)
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OQS_KEM *OQS_KEM_kyber_768_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_768;
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kem->alg_version = "https://github.com/pq-crystals/kyber/commit/46e283ab575ec92dfe82fb12229ae2d9d6246682";
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kem->claimed_nist_level = 3;
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kem->ind_cca = true;
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kem->length_public_key = OQS_KEM_kyber_768_length_public_key;
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kem->length_secret_key = OQS_KEM_kyber_768_length_secret_key;
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kem->length_ciphertext = OQS_KEM_kyber_768_length_ciphertext;
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kem->length_shared_secret = OQS_KEM_kyber_768_length_shared_secret;
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kem->keypair = OQS_KEM_kyber_768_keypair;
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kem->encaps = OQS_KEM_kyber_768_encaps;
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kem->decaps = OQS_KEM_kyber_768_decaps;
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return kem;
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}
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extern int PQCLEAN_KYBER768_CLEAN_crypto_kem_keypair(unsigned char *pk, unsigned char *sk);
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extern int PQCLEAN_KYBER768_CLEAN_crypto_kem_enc(unsigned char *ct, unsigned char *ss, const unsigned char *pk);
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extern int PQCLEAN_KYBER768_CLEAN_crypto_kem_dec(unsigned char *ss, const unsigned char *ct, const unsigned char *sk);
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#if defined(OQS_ENABLE_KEM_kyber_768_avx2)
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extern int PQCLEAN_KYBER768_AVX2_crypto_kem_keypair(unsigned char *pk, unsigned char *sk);
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extern int PQCLEAN_KYBER768_AVX2_crypto_kem_enc(unsigned char *ct, unsigned char *ss, const unsigned char *pk);
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extern int PQCLEAN_KYBER768_AVX2_crypto_kem_dec(unsigned char *ss, const unsigned char *ct, const unsigned char *sk);
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#endif
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OQS_API OQS_STATUS OQS_KEM_kyber_768_keypair(uint8_t *public_key, uint8_t *secret_key) {
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#if defined(OQS_ENABLE_KEM_kyber_768_avx2)
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#if defined(OQS_PORTABLE_BUILD)
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OQS_CPU_EXTENSIONS available_cpu_extensions = OQS_get_available_CPU_extensions();
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if (available_cpu_extensions.AVX2_ENABLED && available_cpu_extensions.BMI2_ENABLED && available_cpu_extensions.POPCNT_ENABLED) {
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#endif /* OQS_PORTABLE_BUILD */
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return (OQS_STATUS) PQCLEAN_KYBER768_AVX2_crypto_kem_keypair(public_key, secret_key);
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#if defined(OQS_PORTABLE_BUILD)
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} else {
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return (OQS_STATUS) PQCLEAN_KYBER768_CLEAN_crypto_kem_keypair(public_key, secret_key);
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}
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#endif /* OQS_PORTABLE_BUILD */
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#else
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return (OQS_STATUS) PQCLEAN_KYBER768_CLEAN_crypto_kem_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_768_encaps(uint8_t *ciphertext, uint8_t *shared_secret, const uint8_t *public_key) {
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#if defined(OQS_ENABLE_KEM_kyber_768_avx2)
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#if defined(OQS_PORTABLE_BUILD)
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OQS_CPU_EXTENSIONS available_cpu_extensions = OQS_get_available_CPU_extensions();
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if (available_cpu_extensions.AVX2_ENABLED && available_cpu_extensions.BMI2_ENABLED && available_cpu_extensions.POPCNT_ENABLED) {
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#endif /* OQS_PORTABLE_BUILD */
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return (OQS_STATUS) PQCLEAN_KYBER768_AVX2_crypto_kem_enc(ciphertext, shared_secret, public_key);
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#if defined(OQS_PORTABLE_BUILD)
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} else {
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return (OQS_STATUS) PQCLEAN_KYBER768_CLEAN_crypto_kem_enc(ciphertext, shared_secret, public_key);
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}
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#endif /* OQS_PORTABLE_BUILD */
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#else
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return (OQS_STATUS) PQCLEAN_KYBER768_CLEAN_crypto_kem_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_768_decaps(uint8_t *shared_secret, const unsigned char *ciphertext, const uint8_t *secret_key) {
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#if defined(OQS_ENABLE_KEM_kyber_768_avx2)
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#if defined(OQS_PORTABLE_BUILD)
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OQS_CPU_EXTENSIONS available_cpu_extensions = OQS_get_available_CPU_extensions();
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if (available_cpu_extensions.AVX2_ENABLED && available_cpu_extensions.BMI2_ENABLED && available_cpu_extensions.POPCNT_ENABLED) {
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#endif /* OQS_PORTABLE_BUILD */
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return (OQS_STATUS) PQCLEAN_KYBER768_AVX2_crypto_kem_dec(shared_secret, ciphertext, secret_key);
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#if defined(OQS_PORTABLE_BUILD)
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} else {
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return (OQS_STATUS) PQCLEAN_KYBER768_CLEAN_crypto_kem_dec(shared_secret, ciphertext, secret_key);
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}
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#endif /* OQS_PORTABLE_BUILD */
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#else
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return (OQS_STATUS) PQCLEAN_KYBER768_CLEAN_crypto_kem_dec(shared_secret, ciphertext, secret_key);
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#endif
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}
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#endif
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