const char *
wait_status_string (struct context *c, struct gc_arena *gc)
{
struct buffer out = alloc_buf_gc (64, gc);
buf_printf (&out, "I/O WAIT %s|%s|%s|%s %s",
tun_stat (c->c1.tuntap, EVENT_READ, gc),
tun_stat (c->c1.tuntap, EVENT_WRITE, gc),
socket_stat (c->c2.link_socket, EVENT_READ, gc),
socket_stat (c->c2.link_socket, EVENT_WRITE, gc),
tv_string (&c->c2.timeval, gc));
return BSTR (&out);
}
/*
* 扫描 socket
*/
static int socket_scan(void *ctx, file_t *file, int flags)
{
privinfo_t *priv = ctx;
int ret;
int readable;
int writeable;
int error;
if (priv == NULL) {
seterrno(EINVAL);
return -1;
}
extern int socket_stat(int sock_fd, int *readable, int *writeable, int *error);
ret = socket_stat(priv->sock_fd, &readable, &writeable, &error);
if (ret < 0) {
seterrno(EINVAL);
return -1;
}
ret = 0;
if (readable && flags & VFS_FILE_READABLE) {
ret |= VFS_FILE_READABLE;
}
if (writeable && flags & VFS_FILE_WRITEABLE) {
ret |= VFS_FILE_WRITEABLE;
}
if (error && flags & VFS_FILE_ERROR) {
ret |= VFS_FILE_ERROR;
}
return ret;
}
