File size: 9,692 Bytes
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#include "algorithm_registry.h"
#include "openssl_adapter.h"
#include "classic_crypto_adapter.h"
#include "pqc_adapter.h"
#include "hybrid_crypto.h"
#include <string.h>
#include <stdlib.h>
int uci_init(void) {
int ret;
ret = registry_init();
if (ret != UCI_SUCCESS) {
return ret;
}
ret = openssl_adapter_init();
if (ret != UCI_SUCCESS) {
registry_cleanup();
return ret;
}
ret = classic_adapter_init();
if (ret != UCI_SUCCESS) {
openssl_adapter_cleanup();
registry_cleanup();
return ret;
}
ret = pqc_adapter_init();
if (ret != UCI_SUCCESS) {
classic_adapter_cleanup();
openssl_adapter_cleanup();
registry_cleanup();
return ret;
}
ret = hybrid_adapter_init();
if (ret != UCI_SUCCESS) {
pqc_adapter_cleanup();
classic_adapter_cleanup();
openssl_adapter_cleanup();
registry_cleanup();
return ret;
}
return UCI_SUCCESS;
}
int uci_cleanup(void) {
hybrid_adapter_cleanup();
pqc_adapter_cleanup();
classic_adapter_cleanup();
openssl_adapter_cleanup();
registry_cleanup();
return UCI_SUCCESS;
}
int uci_get_algorithm_info(uci_algorithm_id_t algorithm, uci_algorithm_info_t *info) {
if (!info) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
memcpy(info, &impl->info, sizeof(uci_algorithm_info_t));
return UCI_SUCCESS;
}
int uci_list_algorithms(uci_algorithm_type_t type, uci_algorithm_id_t *algorithms, size_t *count) {
if (!count) {
return UCI_ERROR_INVALID_PARAM;
}
return registry_list_algorithms(type, algorithms, count);
}
int uci_keygen(uci_algorithm_id_t algorithm, uci_keypair_t *keypair) {
if (!keypair) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->keygen) {
return UCI_ERROR_NOT_SUPPORTED;
}
keypair->algorithm = algorithm;
return impl->keygen(keypair);
}
int uci_keypair_free(uci_keypair_t *keypair) {
if (!keypair) {
return UCI_ERROR_INVALID_PARAM;
}
if (keypair->public_key) {
free(keypair->public_key);
keypair->public_key = NULL;
}
if (keypair->private_key) {
free(keypair->private_key);
keypair->private_key = NULL;
}
keypair->public_key_len = 0;
keypair->private_key_len = 0;
return UCI_SUCCESS;
}
int uci_sign(const uci_keypair_t *keypair, const uint8_t *message, size_t message_len,
uci_signature_t *signature) {
if (!keypair || !message || !signature) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(keypair->algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->sign) {
return UCI_ERROR_NOT_SUPPORTED;
}
signature->algorithm = keypair->algorithm;
return impl->sign(keypair, message, message_len, signature);
}
int uci_verify(const uci_keypair_t *keypair, const uint8_t *message, size_t message_len,
const uci_signature_t *signature) {
if (!keypair || !message || !signature) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(keypair->algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->verify) {
return UCI_ERROR_NOT_SUPPORTED;
}
return impl->verify(keypair, message, message_len, signature);
}
int uci_signature_free(uci_signature_t *signature) {
if (!signature) {
return UCI_ERROR_INVALID_PARAM;
}
if (signature->data) {
free(signature->data);
signature->data = NULL;
}
signature->data_len = 0;
return UCI_SUCCESS;
}
int uci_encrypt(const uci_keypair_t *keypair, const uint8_t *plaintext, size_t plaintext_len,
uci_ciphertext_t *ciphertext) {
if (!keypair || !plaintext || !ciphertext) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(keypair->algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->encrypt) {
return UCI_ERROR_NOT_SUPPORTED;
}
ciphertext->algorithm = keypair->algorithm;
return impl->encrypt(keypair, plaintext, plaintext_len, ciphertext);
}
int uci_decrypt(const uci_keypair_t *keypair, const uci_ciphertext_t *ciphertext,
uint8_t *plaintext, size_t *plaintext_len) {
if (!keypair || !ciphertext || !plaintext || !plaintext_len) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(keypair->algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->decrypt) {
return UCI_ERROR_NOT_SUPPORTED;
}
return impl->decrypt(keypair, ciphertext, plaintext, plaintext_len);
}
int uci_ciphertext_free(uci_ciphertext_t *ciphertext) {
if (!ciphertext) {
return UCI_ERROR_INVALID_PARAM;
}
if (ciphertext->ciphertext) {
free(ciphertext->ciphertext);
ciphertext->ciphertext = NULL;
}
ciphertext->ciphertext_len = 0;
return UCI_SUCCESS;
}
int uci_kem_keygen(uci_algorithm_id_t algorithm, uci_keypair_t *keypair) {
if (!keypair) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->kem_keygen) {
return UCI_ERROR_NOT_SUPPORTED;
}
keypair->algorithm = algorithm;
return impl->kem_keygen(keypair);
}
int uci_kem_encaps(const uci_keypair_t *keypair, uci_kem_encaps_result_t *result) {
if (!keypair || !result) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(keypair->algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->kem_encaps) {
return UCI_ERROR_NOT_SUPPORTED;
}
return impl->kem_encaps(keypair, result);
}
int uci_kem_decaps(const uci_keypair_t *keypair, const uint8_t *ciphertext, size_t ciphertext_len,
uint8_t *shared_secret, size_t *shared_secret_len) {
if (!keypair || !ciphertext || !shared_secret || !shared_secret_len) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(keypair->algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->kem_decaps) {
return UCI_ERROR_NOT_SUPPORTED;
}
return impl->kem_decaps(keypair, ciphertext, ciphertext_len, shared_secret, shared_secret_len);
}
int uci_kem_encaps_result_free(uci_kem_encaps_result_t *result) {
if (!result) {
return UCI_ERROR_INVALID_PARAM;
}
if (result->shared_secret) {
free(result->shared_secret);
result->shared_secret = NULL;
}
if (result->ciphertext) {
free(result->ciphertext);
result->ciphertext = NULL;
}
result->shared_secret_len = 0;
result->ciphertext_len = 0;
return UCI_SUCCESS;
}
int uci_hybrid_sign(uci_algorithm_id_t algorithm,
const uci_keypair_t *classic_keypair,
const uci_keypair_t *pq_keypair,
const uint8_t *message, size_t message_len,
uci_signature_t *signature) {
if (!classic_keypair || !pq_keypair || !message || !signature) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->sign) {
return UCI_ERROR_NOT_SUPPORTED;
}
return UCI_ERROR_NOT_SUPPORTED;
}
int uci_hybrid_verify(uci_algorithm_id_t algorithm,
const uci_keypair_t *classic_keypair,
const uci_keypair_t *pq_keypair,
const uint8_t *message, size_t message_len,
const uci_signature_t *signature) {
if (!classic_keypair || !pq_keypair || !message || !signature) {
return UCI_ERROR_INVALID_PARAM;
}
const uci_algorithm_impl_t *impl = registry_get_algorithm(algorithm);
if (!impl) {
return UCI_ERROR_ALGORITHM_NOT_FOUND;
}
if (!impl->verify) {
return UCI_ERROR_NOT_SUPPORTED;
}
return UCI_ERROR_NOT_SUPPORTED;
}
const char *uci_get_error_string(int error_code) {
switch (error_code) {
case UCI_SUCCESS:
return "Success";
case UCI_ERROR_INVALID_PARAM:
return "Invalid parameter";
case UCI_ERROR_NOT_SUPPORTED:
return "Operation not supported";
case UCI_ERROR_BUFFER_TOO_SMALL:
return "Buffer too small";
case UCI_ERROR_ALGORITHM_NOT_FOUND:
return "Algorithm not found";
case UCI_ERROR_INTERNAL:
return "Internal error";
case UCI_ERROR_SIGNATURE_INVALID:
return "Signature verification failed";
default:
return "Unknown error";
}
}
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