libei/src/libeis-fd.c
Peter Hutterer 35d676e7f7 libeis: fix the client ref handling and move the list to the eis context
Let the context take care of adding the device so we have better separation
here. Removal isn't handled in a special way because any list node can remove
itself safel anyway.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
2020-08-07 11:37:51 +10:00

94 lines
2.3 KiB
C

/*
* Copyright © 2020 Red Hat, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#include "config.h"
#include <stdlib.h>
#include <sys/socket.h>
#include <sys/un.h>
#include "util-logger.h"
#include "util-mem.h"
#include "util-macros.h"
#include "util-sources.h"
#include "util-strings.h"
#include "libeis.h"
#include "libeis-private.h"
struct eis_fd {
struct object object;
};
static inline struct eis_fd *
eis_fd(struct eis *eis)
{
return eis->backend;
}
static inline void
eis_fd_destroy(struct eis_fd *eis_fd)
{
}
OBJECT_IMPLEMENT_CREATE(eis_fd);
static
OBJECT_IMPLEMENT_UNREF(eis_fd);
static void
interface_fd_destroy(struct eis *eis, void *backend)
{
struct eis_fd *fd = backend;
eis_fd_unref(fd);
}
static const struct eis_backend_interface interface = {
.destroy = interface_fd_destroy,
};
_public_ int
eis_setup_backend_fd(struct eis *eis)
{
assert(eis);
assert(!eis->backend);
eis->backend = eis_fd_create(&eis->object);
eis->backend_interface = interface;
return 0;
}
_public_ int
eis_backend_fd_add_fd(struct eis *eis, int fd)
{
assert(eis);
assert(eis->backend);
struct eis_client *client = eis_client_new(eis, fd);
if (client == NULL)
return -ENOMEM;
eis_client_unref(client);
return 0;
}