112 lines
3.2 KiB
C
112 lines
3.2 KiB
C
/****************************************************************************
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* apps/examples/cbortest/cbortest_main.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <stdio.h>
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#include <fcntl.h>
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#include <wchar.h>
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#include <syslog.h>
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#include <unistd.h>
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#include "tinycbor/cbor.h"
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define MINMEA_MAX_LENGTH 256
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* cbortest_main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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CborError res;
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CborEncoder encoder;
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CborEncoder map_encoder;
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uint8_t output[50];
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size_t output_len;
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int i;
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printf("TinyCBOR test: Encoding { \"t\": 1234 }\n");
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/* Init our CBOR Encoder */
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cbor_encoder_init(&encoder, output, sizeof(output), 0);
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/* Create a Map Encoder that maps keys to values, 1 = Key-Value Pairs */
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res = cbor_encoder_create_map(&encoder, &map_encoder, 1);
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/* Check for any error */
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assert(res == CborNoError);
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/* First Key-Value Pair: Map the Key */
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res = cbor_encode_text_stringz(&map_encoder, "t");
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/* Check for any error */
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assert(res == CborNoError);
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/* First Key-Value Pair: Map the Value */
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res = cbor_encode_int(&map_encoder, 1234);
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/* Check for any error */
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assert(res == CborNoError);
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/* Close the Map Encoder */
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res = cbor_encoder_close_container(&encoder, &map_encoder);
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/* Check for any error */
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assert(res == CborNoError);
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/* How many bytes were encoded */
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output_len = cbor_encoder_get_buffer_size(&encoder, output);
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printf("CBOR Output: %d bytes\n", output_len);
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/* Dump the encoded CBOR output (6 bytes): */
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printf("Expected sequence: 0xa1 0x61 0x74 0x19 0x04 0xd2\n");
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for (i = 0; i < output_len; i++)
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{
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printf(" 0x%02x\n", output[i]);
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}
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return 0;
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}
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