azure_iot_json_reader.h

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/* Copyright (c) Microsoft Corporation.
 * Licensed under the MIT License. */
 
#ifndef AZURE_IOT_JSON_READER_H
#define AZURE_IOT_JSON_READER_H
 
#include <stdbool.h>
#include <stdint.h>
 
#include "azure_iot_result.h"
 
/* Azure SDK for Embedded C includes */
#include "azure/core/az_json.h"
#include "azure/core/_az_cfg_prefix.h"
 
typedef enum AzureIoTJSONTokenType
{
    eAzureIoTJSONTokenNONE = AZ_JSON_TOKEN_NONE,
    eAzureIoTJSONTokenBEGIN_OBJECT = AZ_JSON_TOKEN_BEGIN_OBJECT,
    eAzureIoTJSONTokenEND_OBJECT = AZ_JSON_TOKEN_END_OBJECT,
    eAzureIoTJSONTokenBEGIN_ARRAY = AZ_JSON_TOKEN_BEGIN_ARRAY,
    eAzureIoTJSONTokenEND_ARRAY = AZ_JSON_TOKEN_END_ARRAY,
    eAzureIoTJSONTokenPROPERTY_NAME = AZ_JSON_TOKEN_PROPERTY_NAME,
    eAzureIoTJSONTokenSTRING = AZ_JSON_TOKEN_STRING,
    eAzureIoTJSONTokenNUMBER = AZ_JSON_TOKEN_NUMBER,
    eAzureIoTJSONTokenTRUE = AZ_JSON_TOKEN_TRUE,
    eAzureIoTJSONTokenFALSE = AZ_JSON_TOKEN_FALSE,
    eAzureIoTJSONTokenNULL = AZ_JSON_TOKEN_NULL
} AzureIoTJSONTokenType_t;
 
typedef struct AzureIoTJSONReader
{
    struct
    {
        az_json_reader xCoreReader;
    } _internal; 
} AzureIoTJSONReader_t;
 
AzureIoTResult_t AzureIoTJSONReader_Init( AzureIoTJSONReader_t * pxReader,
                                          const uint8_t * pucBuffer,
                                          uint32_t ulBufferSize );
 
AzureIoTResult_t AzureIoTJSONReader_NextToken( AzureIoTJSONReader_t * pxReader );
 
AzureIoTResult_t AzureIoTJSONReader_SkipChildren( AzureIoTJSONReader_t * pxReader );
 
AzureIoTResult_t AzureIoTJSONReader_GetTokenBool( AzureIoTJSONReader_t * pxReader,
                                                  bool * pxValue );
 
AzureIoTResult_t AzureIoTJSONReader_GetTokenInt32( AzureIoTJSONReader_t * pxReader,
                                                   int32_t * plValue );
 
AzureIoTResult_t AzureIoTJSONReader_GetTokenDouble( AzureIoTJSONReader_t * pxReader,
                                                    double * pxValue );
 
AzureIoTResult_t AzureIoTJSONReader_GetTokenString( AzureIoTJSONReader_t * pxReader,
                                                    uint8_t * pucBuffer,
                                                    uint32_t ulBufferSize,
                                                    uint32_t * pusBytesCopied );
 
bool AzureIoTJSONReader_TokenIsTextEqual( AzureIoTJSONReader_t * pxReader,
                                          const uint8_t * pucExpectedText,
                                          uint32_t ulExpectedTextLength );
 
AzureIoTResult_t AzureIoTJSONReader_TokenType( AzureIoTJSONReader_t * pxReader,
                                               AzureIoTJSONTokenType_t * pxTokenType );
 
#include "azure/core/_az_cfg_suffix.h"
 
#endif /* AZURE_IOT_JSON_READER_H */