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Version 6.11

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <elwix.h>


int
main(int argc, char **argv)
{
	ringbuf_t rbuf;
	struct iovec *iov;
	int res, i;

	argc--;
	argv++;

	if (rbuf_init(&rbuf, argc ? strtol(argv[0], NULL, 10) : 0)) {
		printf("Error:: rbuf_init(%d) #%d - %s\n", argc, elwix_GetErrno(), elwix_GetError());
	}

	argc--;
	argv++;

	printf("Result must be 1==%d empty buffer\n", rbuf_dequeue(&rbuf, NULL));
	printf("Buffer is empty? %d\n", rbuf_isempty(&rbuf));
	printf("Buffer is full? %d\n", rbuf_isfull(&rbuf));
	printf("Result enqueue %d\n", rbuf_enqueue(&rbuf, argv[0], argv[0] ? strlen(argv[0]) : 0));
	printf("Buffer is empty? %d\n", rbuf_isempty(&rbuf));
	printf("Buffer is full? %d\n", rbuf_isfull(&rbuf));
	printf("Result dequeue %d\n", (res = rbuf_dequeue(&rbuf, &iov)));
	if (!res)
		printf("iov.iov_base=%p==%p iov.iov_size=%zu==%u\n", iov->iov_base, argv[0], iov->iov_len, (u_int) (argv[0] ? strlen(argv[0]) : 0));
	printf("Buffer is empty? %d\n", rbuf_isempty(&rbuf));
	printf("Buffer is full? %d\n", rbuf_isfull(&rbuf));

	for (i = 0; i < argc; i++)
		printf("Result enqueue arg#%d %d\n", i, rbuf_enqueue(&rbuf, argv[i], argv[i] ? strlen(argv[i]) : 0));
	printf("Buffer is empty? %d\n", rbuf_isempty(&rbuf));
	printf("Buffer is full? %d\n", rbuf_isfull(&rbuf));
	for (i = 0; i < argc && !(res = rbuf_dequeue(&rbuf, &iov)); i++)
		printf("Result dequeue arg#%d %d = (%zu)/%s\n", i, res, iov->iov_len, (char*) iov->iov_base);
	printf("Buffer must be empty? 1==%d\n", rbuf_isempty(&rbuf));
	printf("Buffer is full? %d\n", rbuf_isfull(&rbuf));

	for (i = 0; i < argc; i++)
		printf("Result enqueue arg#%d %d\n", i, rbuf_enqueue(&rbuf, argv[i], argv[i] ? strlen(argv[i]) : 0));
	printf("Buffer is empty? %d\n", rbuf_isempty(&rbuf));
	printf("Buffer is full? %d\n", rbuf_isfull(&rbuf));
	printf("Purge buffer test\n");
	rbuf_purge(&rbuf);
	printf("Buffer must be empty? 1==%d\n", rbuf_isempty(&rbuf));
	printf("Buffer is full? %d\n", rbuf_isfull(&rbuf));

	rbuf_free(&rbuf);
	printf("Result enqueue after free! -1==%d\n", rbuf_enqueue(&rbuf, argv[0], argv[0] ? strlen(argv[0]) : 0));
	printf("Result dequeue after free! -1==%d\n", rbuf_dequeue(&rbuf, &iov));
	return 0;
}