mirror of https://github.com/merbanan/rtl_433.git
58 lines
2.4 KiB
C
58 lines
2.4 KiB
C
/*
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* A general structure for extracting hierarchical data from the devices;
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* typically key-value pairs, but allows for more rich data as well
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*
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* Copyright (C) 2015 by Erkki Seppälä <flux@modeemi.fi>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include "data.h"
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#include "output_file.h"
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int main(void)
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{
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/* clang-format off */
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data_t *data = data_make(
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"label", "", DATA_STRING, "1.2.3",
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"house_code", "House Code", DATA_INT, 42,
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"temp", "Temperature", DATA_DOUBLE, 99.9,
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"array", "Array", DATA_ARRAY, data_array(2, DATA_STRING, (char*[2]){"hello", "world"}),
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"array2", "Array 2", DATA_ARRAY, data_array(2, DATA_INT, (int[2]){4, 2}),
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"array3", "Array 3", DATA_ARRAY, data_array(2, DATA_ARRAY, (data_array_t*[2]){
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data_array(2, DATA_INT, (int[2]){4, 2}),
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data_array(2, DATA_INT, (int[2]){5, 5}) }),
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"data", "Data", DATA_DATA, data_make("Hello", "hello", DATA_STRING, "world", NULL),
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NULL);
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/* clang-format on */
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const char *fields[] = { "label", "house_code", "temp", "array", "array2", "array3", "data", "house_code" };
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void *json_output = data_output_json_create(0, stdout);
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void *kv_output = data_output_kv_create(0, stdout);
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void *csv_output = data_output_csv_create(0, stdout);
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data_output_start(csv_output, fields, sizeof fields / sizeof *fields);
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data_output_print(json_output, data); fprintf(stdout, "\n");
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data_output_print(kv_output, data);
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data_output_print(csv_output, data);
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data_output_free(json_output);
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data_output_free(kv_output);
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data_output_free(csv_output);
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data_free(data);
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}
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