mirror of
https://github.com/samba-team/samba.git
synced 2024-12-24 21:34:56 +03:00
d6a41c2723
Autobuild-User: Simo Sorce <idra@samba.org> Autobuild-Date: Mon Feb 14 17:47:03 CET 2011 on sn-devel-104
96 lines
2.5 KiB
C
96 lines
2.5 KiB
C
/*
|
|
Unix SMB/CIFS implementation.
|
|
|
|
common events code for fd events
|
|
|
|
Copyright (C) Stefan Metzmacher 2009
|
|
|
|
** NOTE! The following LGPL license applies to the tevent
|
|
** library. This does NOT imply that all of Samba is released
|
|
** under the LGPL
|
|
|
|
This library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 3 of the License, or (at your option) any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with this library; if not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "replace.h"
|
|
#include "tevent.h"
|
|
#include "tevent_internal.h"
|
|
#include "tevent_util.h"
|
|
|
|
int tevent_common_fd_destructor(struct tevent_fd *fde)
|
|
{
|
|
if (fde->event_ctx) {
|
|
DLIST_REMOVE(fde->event_ctx->fd_events, fde);
|
|
}
|
|
|
|
if (fde->close_fn) {
|
|
fde->close_fn(fde->event_ctx, fde, fde->fd, fde->private_data);
|
|
fde->fd = -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
struct tevent_fd *tevent_common_add_fd(struct tevent_context *ev, TALLOC_CTX *mem_ctx,
|
|
int fd, uint16_t flags,
|
|
tevent_fd_handler_t handler,
|
|
void *private_data,
|
|
const char *handler_name,
|
|
const char *location)
|
|
{
|
|
struct tevent_fd *fde;
|
|
|
|
/* tevent will crash later on select() if we save
|
|
* a negative file descriptor. Better to fail here
|
|
* so that consumers will be able to debug it
|
|
*/
|
|
if (fd < 0) return NULL;
|
|
|
|
fde = talloc(mem_ctx?mem_ctx:ev, struct tevent_fd);
|
|
if (!fde) return NULL;
|
|
|
|
fde->event_ctx = ev;
|
|
fde->fd = fd;
|
|
fde->flags = flags;
|
|
fde->handler = handler;
|
|
fde->close_fn = NULL;
|
|
fde->private_data = private_data;
|
|
fde->handler_name = handler_name;
|
|
fde->location = location;
|
|
fde->additional_flags = 0;
|
|
fde->additional_data = NULL;
|
|
|
|
DLIST_ADD(ev->fd_events, fde);
|
|
|
|
talloc_set_destructor(fde, tevent_common_fd_destructor);
|
|
|
|
return fde;
|
|
}
|
|
uint16_t tevent_common_fd_get_flags(struct tevent_fd *fde)
|
|
{
|
|
return fde->flags;
|
|
}
|
|
|
|
void tevent_common_fd_set_flags(struct tevent_fd *fde, uint16_t flags)
|
|
{
|
|
if (fde->flags == flags) return;
|
|
fde->flags = flags;
|
|
}
|
|
|
|
void tevent_common_fd_set_close_fn(struct tevent_fd *fde,
|
|
tevent_fd_close_fn_t close_fn)
|
|
{
|
|
fde->close_fn = close_fn;
|
|
}
|