2021-11-30 14:51:24 +01:00

119 lines
3.5 KiB
C

/*
* AWS IoT Over-the-air Update v3.2.0
* Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* the Software without restriction, including without limitation the rights to
* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
* the Software, and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/**
* @file ota_base64_private.h
* @brief Function declarations and error codes for ota_base64.c.
*/
#ifndef OTA_BASE64_PRIVATE_H
#define OTA_BASE64_PRIVATE_H
/* *INDENT-OFF* */
#ifdef __cplusplus
extern "C" {
#endif
/* *INDENT-ON* */
/* Standard includes. */
#include <stdint.h>
#include <stdlib.h>
/**
* ota_enum_types
* @brief The Base64 functionality return status.
*/
typedef enum Base64Status
{
/**
* @brief Base64 function success.
*/
Base64Success,
/**
* @brief Invalid symbol in the encoded data.
*/
Base64InvalidSymbol,
/**
* @brief A Base64 symbol is in an invalid location within the encoded data.
*/
Base64InvalidSymbolOrdering,
/**
* @brief Length of the encoded data is impossible to have been created with
* valid Base64 encoding.
*/
Base64InvalidInputSize,
/**
* @brief Input parameter for pointer is null.
*/
Base64NullPointerInput,
/**
* @brief Provided buffer is too small.
*/
Base64InvalidBufferSize,
/**
* @brief Padding bits inside of the encoded data are invalid because they are
* not zero.
*/
Base64NonZeroPadding,
/**
* @brief Invalid number of padding symbols.
*/
Base64InvalidPaddingSymbol
} Base64Status_t;
/**
* @brief Decode Base64 encoded data.
*
* @param[out] pDest Pointer to a buffer for storing the decoded result.
* @param[in] destLen Length of the pDest buffer.
* @param[out] pResultLen Pointer to the length of the decoded result.
* @param[in] pEncodedData Pointer to a buffer containing the Base64 encoded
* data that is intended to be decoded.
* @param[in] encodedLen Length of the pEncodedData buffer.
*
* @return One of the following:
* - #Base64Success if the Base64 encoded data was valid
* and successfully decoded.
* - An error code defined in ota_base64_private.h if the
* encoded data or input parameters are invalid.
*/
Base64Status_t base64Decode( uint8_t * pDest,
const size_t destLen,
size_t * pResultLen,
const uint8_t * pEncodedData,
const size_t encodedLen );
/* *INDENT-OFF* */
#ifdef __cplusplus
}
#endif
/* *INDENT-ON* */
#endif /* ifndef OTA_BASE64_PRIVATE_H */