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43 lines
1.1 KiB
C
43 lines
1.1 KiB
C
/*
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* Copyright (c) 2014-2020 Pavel Kalvoda <me@pavelkalvoda.com>
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*
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* libcbor is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "cbor.h"
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/*
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* Illustrates how to use the contiguous storage of nested items with
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* standard library functions.
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*/
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int compareUint(const void *a, const void *b) {
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uint8_t av = cbor_get_uint8(*(cbor_item_t **)a),
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bv = cbor_get_uint8(*(cbor_item_t **)b);
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if (av < bv)
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return -1;
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else if (av == bv)
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return 0;
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else
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return 1;
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}
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int main(void) {
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cbor_item_t *array = cbor_new_definite_array(4);
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bool success = cbor_array_push(array, cbor_move(cbor_build_uint8(4)));
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success &= cbor_array_push(array, cbor_move(cbor_build_uint8(3)));
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success &= cbor_array_push(array, cbor_move(cbor_build_uint8(1)));
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success &= cbor_array_push(array, cbor_move(cbor_build_uint8(2)));
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if (!success) return 1;
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qsort(cbor_array_handle(array), cbor_array_size(array), sizeof(cbor_item_t *),
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compareUint);
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cbor_describe(array, stdout);
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fflush(stdout);
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}
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