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Add uid and gid to CharacterDevices.

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The vast majority of them will be owned by 0:0 (the default.)
However, PTY pairs will now be owned by the uid:gid of the opening process.
This commit is contained in:
Andreas Kling 2019-01-31 05:55:30 +01:00
parent c4fce9b3f9
commit 34e745b0b4
7 changed files with 32 additions and 5 deletions
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8
Kernel/VirtualFileSystem.cpp
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@ -517,6 +517,14 @@ void VFS::unregister_character_device(CharacterDevice& device)
m_character_devices.remove(encodedDevice(device.major(), device.minor()));
}
CharacterDevice* VFS::get_device(unsigned major, unsigned minor)
{
auto it = m_character_devices.find(encodedDevice(major, minor));
if (it == m_character_devices.end())
return nullptr;
return (*it).value;
}
void VFS::for_each_mount(Function<void(const Mount&)> callback) const
{
for (auto& mount : m_mounts) {