1afca73055
This was decided to be done in a separate CL from the move that took place in https://codereview.webrtc.org/1587193006/ BUG=webrtc:5420 NOTRY=True TBR=pthatcher@webrtc.org Review URL: https://codereview.webrtc.org/1676923002 Cr-Commit-Position: refs/heads/master@{#11520}
63 lines
2.3 KiB
C++
63 lines
2.3 KiB
C++
/*
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* Copyright (c) 2004 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_MEDIA_DEVICES_LIBUDEVSYMBOLTABLE_H_
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#define WEBRTC_MEDIA_DEVICES_LIBUDEVSYMBOLTABLE_H_
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#include <libudev.h>
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#include "webrtc/base/latebindingsymboltable.h"
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namespace cricket {
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#define LIBUDEV_SYMBOLS_CLASS_NAME LibUDevSymbolTable
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// The libudev symbols we need, as an X-Macro list.
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// This list must contain precisely every libudev function that is used in
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// linuxdevicemanager.cc.
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#define LIBUDEV_SYMBOLS_LIST \
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X(udev_device_get_devnode) \
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X(udev_device_get_parent_with_subsystem_devtype) \
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X(udev_device_get_sysattr_value) \
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X(udev_device_new_from_syspath) \
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X(udev_device_unref) \
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X(udev_enumerate_add_match_subsystem) \
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X(udev_enumerate_get_list_entry) \
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X(udev_enumerate_new) \
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X(udev_enumerate_scan_devices) \
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X(udev_enumerate_unref) \
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X(udev_list_entry_get_name) \
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X(udev_list_entry_get_next) \
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X(udev_monitor_enable_receiving) \
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X(udev_monitor_filter_add_match_subsystem_devtype) \
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X(udev_monitor_get_fd) \
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X(udev_monitor_new_from_netlink) \
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X(udev_monitor_receive_device) \
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X(udev_monitor_unref) \
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X(udev_new) \
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X(udev_unref)
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#define LATE_BINDING_SYMBOL_TABLE_CLASS_NAME LIBUDEV_SYMBOLS_CLASS_NAME
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#define LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST LIBUDEV_SYMBOLS_LIST
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#include "webrtc/base/latebindingsymboltable.h.def"
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#undef LATE_BINDING_SYMBOL_TABLE_CLASS_NAME
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#undef LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST
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// libudev has changed ABIs to libudev.so.1 in recent distros and lots of users
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// and/or software (including Google Chrome) are symlinking the old to the new.
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// The entire point of ABI versions is that you can't safely do that, and
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// it has caused crashes in the wild. This function checks if the DllHandle that
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// we got back for libudev.so.0 is actually for libudev.so.1. If so, the library
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// cannot safely be used.
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bool IsWrongLibUDevAbiVersion(rtc::DllHandle libudev_0);
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} // namespace cricket
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#endif // WEBRTC_MEDIA_DEVICES_LIBUDEVSYMBOLTABLE_H_
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