ESP-IDF
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Outline
#define _ESP_TLS_CRYPTO_H
#include <stddef.h>
esp_crypto_sha1(const unsigned char *, size_t, unsigned char *);
esp_crypto_base64_encode(unsigned char *, size_t, size_t *, const unsigned char *, size_t);
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SourceVuESP-IDF Framework and ExamplesESP-IDFcomponents/esp-tls/esp-tls-crypto/esp_tls_crypto.h
 
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/* * SPDX-FileCopyrightText: 2020-2021 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 *//* ... */ #ifndef _ESP_TLS_CRYPTO_H #define _ESP_TLS_CRYPTO_H #include <stddef.h> #ifdef __cplusplus extern "C" { #endif /** * @brief Calculate sha1 sum * esp-tls abstraction for crypto sha1 API, calculates the sha1 sum(digest) of * the data provided in input which is of ilen size and returns * a 20 char sha1 sum * @param[in] input Input array * @param[in] ilen Length of Input array * @param[out] output calculated sha1 sum * * @return * mbedtls stack:- * - MBEDTLS_ERR_SHA1_BAD_INPUT_DATA on BAD INPUT. * - 0 on success. * wolfssl stack:- * - -1 on failure. * - 0 on success. *//* ... */ int esp_crypto_sha1(const unsigned char *input, size_t ilen, unsigned char output[20]); /** * @brief Do Base64 encode of the src data * * @param[in] dst destination buffer * @param[in] dlen length of destination buffer * @param[out] olen number of bytes written * @param[in] src src buffer to be encoded * @param[in] slen src buffer len * * @return * mbedtls stack:- * - MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL if buffer is of insufficient size. * - 0 if successful. * wolfssl stack:- * - <0 on failure. * - 0 if succcessful. *//* ... */ int esp_crypto_base64_encode(unsigned char *dst, size_t dlen, size_t *olen, const unsigned char *src, size_t slen); #ifdef __cplusplus }{...} #endif/* ... */ #endif /* _ESP_TLS_CRYPTO_H */
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