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/*
* Embedded Linux library
* Copyright (C) 2011-2014 Intel Corporation
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <fcntl.h>
#include <unistd.h>
#include <assert.h>
#include <sys/socket.h>
#include <ell/ell.h>
static void do_debug(const char *str, void *user_data)
{
const char *prefix = user_data;
l_info("%s%s", prefix, str);
}
static bool write_handler(struct l_io *io, void *user_data)
{
int fd = l_io_get_fd(io);
char *str = "Hello";
ssize_t written;
written = write(fd, str, strlen(str));
assert(written > 0);
l_info("%zd bytes written", written);
return false;
}
static bool read_handler(struct l_io *io, void *user_data)
{
int fd = l_io_get_fd(io);
char str[32];
ssize_t result;
result = read(fd, str, sizeof(str));
assert(result > 0);
l_info("%zd bytes read", result);
l_main_quit();
return false;
}
static void disconnect_handler(struct l_io *io, void *user_data)
{
l_info("disconnect");
}
static void test_io(const void *data)
{
struct l_io *io1, *io2;
int fd[2];
int exit_status;
assert(l_main_init());
l_log_set_stderr();
if (socketpair(PF_UNIX, SOCK_STREAM | SOCK_NONBLOCK, 0, fd) < 0) {
l_error("Failed to create socket pair");
abort();
return;
}
io1 = l_io_new(fd[0]);
l_io_set_close_on_destroy(io1, true);
l_io_set_debug(io1, do_debug, "[IO-1] ", NULL);
l_io_set_read_handler(io1, read_handler, NULL, NULL);
l_io_set_disconnect_handler(io1, disconnect_handler, NULL, NULL);
io2 = l_io_new(fd[1]);
l_io_set_close_on_destroy(io2, true);
l_io_set_debug(io2, do_debug, "[IO-2] ", NULL);
l_io_set_write_handler(io2, write_handler, NULL, NULL);
l_io_set_disconnect_handler(io2, disconnect_handler, NULL, NULL);
assert(io1);
assert(io2);
exit_status = l_main_run();
assert(exit_status == EXIT_SUCCESS);
l_io_destroy(io2);
l_io_destroy(io1);
assert(l_main_exit());
}
int main(int argc, char *argv[])
{
l_test_init(&argc, &argv);
l_test_add("io", test_io, NULL);
return l_test_run();
}
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