125 lines
3.3 KiB
C
125 lines
3.3 KiB
C
/**
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* \file aes_ops.h
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* \brief Header defining the callback API for OQS AES
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*
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* SPDX-License-Identifier: MIT
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*/
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#ifndef OQS_AES_OPS_H
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#define OQS_AES_OPS_H
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#include <stdint.h>
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#include <stdlib.h>
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#include <oqs/common.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/** Data structure implemented by cryptographic provider for AES operations.
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*/
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struct OQS_AES_callbacks {
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/**
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* Implementation of function OQS_AES128_ECB_load_schedule.
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*/
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void (*AES128_ECB_load_schedule)(const uint8_t *key, void **ctx);
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/**
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* Implementation of function OQS_AES256_CTR_inc_init.
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*/
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void (*AES128_CTR_inc_init)(const uint8_t *key, void **ctx);
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/**
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* Implementation of function OQS_AES256_CTR_inc_iv.
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*/
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void (*AES128_CTR_inc_iv)(const uint8_t *iv, size_t iv_len, void *ctx);
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/**
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* Implementation of function OQS_AES256_CTR_inc_ivu64.
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*/
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void (*AES128_CTR_inc_ivu64)(uint64_t iv, void *ctx);
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/**
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* Implementation of function OQS_AES128_free_schedule.
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*/
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void (*AES128_free_schedule)(void *ctx);
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/**
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* Implementation of function OQS_AES128_ECB_enc.
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*/
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void (*AES128_ECB_enc)(const uint8_t *plaintext, const size_t plaintext_len, const uint8_t *key, uint8_t *ciphertext);
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/**
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* Implementation of function OQS_AES128_ECB_enc_sch.
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*/
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void (*AES128_ECB_enc_sch)(const uint8_t *plaintext, const size_t plaintext_len, const void *schedule, uint8_t *ciphertext);
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/**
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* Implementation of function OQS_AES128_CTR_inc_stream_iv.
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*/
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void (*AES128_CTR_inc_stream_iv)(const uint8_t *iv, size_t iv_len, const void *ctx, uint8_t *out, size_t out_len);
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/**
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* Implementation of function OQS_AES256_ECB_load_schedule.
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*/
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void (*AES256_ECB_load_schedule)(const uint8_t *key, void **ctx);
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/**
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* Implementation of function OQS_AES256_CTR_inc_init.
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*/
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void (*AES256_CTR_inc_init)(const uint8_t *key, void **ctx);
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/**
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* Implementation of function OQS_AES256_CTR_inc_iv.
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*/
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void (*AES256_CTR_inc_iv)(const uint8_t *iv, size_t iv_len, void *ctx);
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/**
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* Implementation of function OQS_AES256_CTR_inc_ivu64.
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*/
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void (*AES256_CTR_inc_ivu64)(uint64_t iv, void *ctx);
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/**
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* Implementation of function OQS_AES256_free_schedule.
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*/
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void (*AES256_free_schedule)(void *ctx);
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/**
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* Implementation of function OQS_AES256_ECB_enc.
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*/
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void (*AES256_ECB_enc)(const uint8_t *plaintext, const size_t plaintext_len, const uint8_t *key, uint8_t *ciphertext);
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/**
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* Implementation of function OQS_AES256_ECB_enc_sch.
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*/
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void (*AES256_ECB_enc_sch)(const uint8_t *plaintext, const size_t plaintext_len, const void *schedule, uint8_t *ciphertext);
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/**
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* Implementation of function OQS_AES256_CTR_inc_stream_iv.
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*/
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void (*AES256_CTR_inc_stream_iv)(const uint8_t *iv, size_t iv_len, const void *ctx, uint8_t *out, size_t out_len);
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/**
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* Implementation of function OQS_AES256_CTR_inc_stream_blks.
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*/
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void (*AES256_CTR_inc_stream_blks)(void *ctx, uint8_t *out, size_t out_blks);
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};
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/**
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* Set callback functions for AES operations.
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*
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* This function may be called before OQS_init to switch the
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* cryptographic provider for AES operations. If it is not called, the
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* default provider determined at build time will be used.
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*
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* @param[in] new_callbacks Callback functions defined in OQS_AES_callbacks
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*/
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OQS_API void OQS_AES_set_callbacks(struct OQS_AES_callbacks *new_callbacks);
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#if defined(__cplusplus)
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} // extern "C"
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#endif
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#endif // OQS_AES_OPS_H
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