src/data_integer.c


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#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "array.h"

static data_unset *data_integer_copy(const data_unset *s) {
	data_integer *src = (data_integer *)s;
	data_integer *ds = data_integer_init();

	buffer_copy_string_buffer(ds->key, src->key);
	ds->is_index_key = src->is_index_key;
	ds->value = src->value;
	return (data_unset *)ds;
}

static void data_integer_free(data_unset *d) {
	data_integer *ds = (data_integer *)d;
	
	buffer_free(ds->key);
	
	free(d);
}

static void data_integer_reset(data_unset *d) {
	data_integer *ds = (data_integer *)d;
	
	/* reused integer elements */
	buffer_reset(ds->key);
	ds->value = 0;
}

static int data_integer_insert_dup(data_unset *dst, data_unset *src) {
	UNUSED(dst);
	
	src->free(src);
	
	return 0;
}

static void data_integer_print(const data_unset *d, int depth) {
	data_integer *ds = (data_integer *)d;
	UNUSED(depth);

	fprintf(stdout, "%d", ds->value);
}


data_integer *data_integer_init(void) {
	data_integer *ds;
	
	ds = calloc(1, sizeof(*ds));
	
	ds->key = buffer_init();
	ds->value = 0;
	
	ds->copy = data_integer_copy;
	ds->free = data_integer_free;
	ds->reset = data_integer_reset;
	ds->insert_dup = data_integer_insert_dup;
	ds->print = data_integer_print;
	ds->type = TYPE_INTEGER;
	
	return ds;
}