static void
fd_close(struct stream *stream)
{
struct stream_fd *s = stream_fd_cast(stream);
close(s->fd);
free(s);
}
static ssize_t
fd_recv(struct stream *stream, void *buffer, size_t n)
{
struct stream_fd *s = stream_fd_cast(stream);
ssize_t retval;
retval = read(s->fd, buffer, n);
return retval >= 0 ? retval : -errno;
}
static ssize_t
fd_send(struct stream *stream, const void *buffer, size_t n)
{
struct stream_fd *s = stream_fd_cast(stream);
ssize_t retval;
retval = write(s->fd, buffer, n);
return (retval > 0 ? retval
: retval == 0 ? -EAGAIN
: -errno);
}
static ssize_t
fd_recv(struct stream *stream, void *buffer, size_t n)
{
struct stream_fd *s = stream_fd_cast(stream);
ssize_t retval;
if (STRESS(stream_flaky_recv)) {
return -EIO;
}
retval = read(s->fd, buffer, n);
return retval >= 0 ? retval : -errno;
}
static void
fd_wait(struct stream *stream, enum stream_wait_type wait)
{
struct stream_fd *s = stream_fd_cast(stream);
switch (wait) {
case STREAM_CONNECT:
case STREAM_SEND:
poll_fd_wait(s->fd, POLLOUT);
break;
case STREAM_RECV:
poll_fd_wait(s->fd, POLLIN);
break;
default:
NOT_REACHED();
}
}
static int
fd_connect(struct stream *stream)
{
struct stream_fd *s = stream_fd_cast(stream);
return check_connection_completion(s->fd);
}
