libevl/lib/xbuf.c

42 lines
790 B
C

/*
* SPDX-License-Identifier: MIT
*
* 2018 - Philippe Gerum <rpm@xenomai.org>
*/
#include <stdio.h>
#include <errno.h>
#include <stdlib.h>
#include <evl/xbuf.h>
#include "internal.h"
int evl_create_xbuf(size_t i_bufsz, size_t o_bufsz,
int flags, const char *fmt, ...)
{
printf("xbuf11111\n");
struct evl_xbuf_attrs attrs;
char *name = NULL;
int ret, efd;
va_list ap;
if (fmt) {
va_start(ap, fmt);
ret = vasprintf(&name, fmt, ap);
va_end(ap);
if (ret < 0)
return -ENOMEM;
}
// printf("xbuf11111");
attrs.i_bufsz = i_bufsz;
attrs.o_bufsz = o_bufsz;
printf("xbuf-name:%s\n", name);
efd = create_evl_element(EVL_XBUF_DEV, name, &attrs, flags, NULL);
printf("xbuf-name:%s\n", name);
printf("efd of xbuf is %d\n", efd);
if (name)
free(name);
return efd;
}