mirror of
https://gitlab.freedesktop.org/libinput/libei.git
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100 lines
2.6 KiB
C
100 lines
2.6 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2020 Red Hat, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include "config.h"
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#include <fcntl.h>
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#include <stdlib.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <unistd.h>
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#include "util-mem.h"
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#include "util-macros.h"
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#include "util-io.h"
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#include "util-sources.h"
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#include "util-strings.h"
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#include "util-object.h"
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#include "libei.h"
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#include "libei-private.h"
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struct ei_socket {
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struct object object;
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};
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static inline void
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ei_socket_destroy(struct ei_socket *socket)
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{
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}
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static
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OBJECT_IMPLEMENT_CREATE(ei_socket);
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static
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OBJECT_IMPLEMENT_UNREF(ei_socket);
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static void
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interface_socket_destroy(struct ei *ei, void *backend)
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{
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struct ei_socket *socket = backend;
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ei_socket_unref(socket);
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}
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static const struct ei_backend_interface interface = {
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.destroy = interface_socket_destroy,
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};
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_public_ int
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ei_setup_backend_socket(struct ei *ei, const char *socketpath)
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{
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assert(ei);
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assert(!ei->backend);
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struct ei_socket *ei_socket = ei_socket_create(&ei->object);
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ei->backend = ei_socket;
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ei->backend_interface = interface;
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if (!socketpath)
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socketpath = getenv("LIBEI_SOCKET");
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if (!socketpath || socketpath[0] == '\0')
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return -ENOENT;
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_cleanup_free_ char *path = NULL;
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if (socketpath[0] == '/') {
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path = xstrdup(socketpath);
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} else {
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const char *xdg = getenv("XDG_RUNTIME_DIR");
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if (!xdg)
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return -ENOTDIR;
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path = xaprintf("%s/%s", xdg, socketpath);
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}
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int sockfd = xconnect(path);
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if (sockfd < 0)
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return sockfd;
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return ei_set_connection(ei, sockfd);
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}
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