112 lines
2.7 KiB
C
112 lines
2.7 KiB
C
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/*
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* Copyright (c) 2006-2019, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2019-04-23 tyx the first version
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*/
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#include <rtthread.h>
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#include <rtdevice.h>
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#include <hw_hash.h>
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/**
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* @brief Creating hash Context
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*
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* @param device Hardware crypto device
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* @param type Type of hash context
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*
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* @return Hash context
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*/
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struct rt_hwcrypto_ctx *rt_hwcrypto_hash_create(struct rt_hwcrypto_device *device, hwcrypto_type type)
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{
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struct rt_hwcrypto_ctx *ctx;
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ctx = rt_hwcrypto_ctx_create(device, type, sizeof(struct hwcrypto_hash));
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return ctx;
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}
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/**
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* @brief Destroy hash Context
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*
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* @param ctx Hash context
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*/
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void rt_hwcrypto_hash_destroy(struct rt_hwcrypto_ctx *ctx)
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{
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rt_hwcrypto_ctx_destroy(ctx);
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}
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/**
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* @brief Get the final hash value
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*
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* @param ctx Hash context
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* @param output Hash value buffer
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* @param length Hash value buffer length
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*
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* @return RT_EOK on success.
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*/
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rt_err_t rt_hwcrypto_hash_finish(struct rt_hwcrypto_ctx *ctx, rt_uint8_t *output, rt_size_t length)
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{
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if (ctx && ((struct hwcrypto_hash *)ctx)->ops->finish)
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{
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return ((struct hwcrypto_hash *)ctx)->ops->finish((struct hwcrypto_hash *)ctx, output, length);
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}
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return -RT_ERROR;
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}
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/**
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* @brief Processing a packet of data
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*
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* @param ctx Hash context
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* @param input Data buffer to be Processed
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* @param length Data Buffer length
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*
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* @return RT_EOK on success.
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*/
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rt_err_t rt_hwcrypto_hash_update(struct rt_hwcrypto_ctx *ctx, const rt_uint8_t *input, rt_size_t length)
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{
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if (ctx && ((struct hwcrypto_hash *)ctx)->ops->update)
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{
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return ((struct hwcrypto_hash *)ctx)->ops->update((struct hwcrypto_hash *)ctx, input, length);
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}
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return -RT_ERROR;
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}
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/**
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* @brief This function copy hash context
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*
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* @param des The destination hash context
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* @param src The hash context to be copy
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*
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* @return RT_EOK on success.
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*/
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rt_err_t rt_hwcrypto_hash_cpy(struct rt_hwcrypto_ctx *des, const struct rt_hwcrypto_ctx *src)
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{
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return rt_hwcrypto_ctx_cpy(des, src);
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}
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/**
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* @brief Reset hash context
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*
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* @param ctx Hash context
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*/
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void rt_hwcrypto_hash_reset(struct rt_hwcrypto_ctx *ctx)
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{
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rt_hwcrypto_ctx_reset(ctx);
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}
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/**
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* @brief Setting hash context type
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*
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* @param ctx Hash context
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* @param type Types of settings
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*
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* @return RT_EOK on success.
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*/
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rt_err_t rt_hwcrypto_hash_set_type(struct rt_hwcrypto_ctx *ctx, hwcrypto_type type)
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{
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return rt_hwcrypto_set_type(ctx, type);
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}
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