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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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13
Kernel/DevPtsFS.cpp
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@@ -44,12 +44,15 @@ RetainPtr<SynthFSInode> DevPtsFS::create_slave_pty_device_file(unsigned index)
builder.appendf("%u", index);
file->m_name = builder.build();
auto* device = VFS::the().get_device(11, index);
ASSERT(device);
file->m_metadata.size = 0;
file->m_metadata.uid = 0;
file->m_metadata.gid = 0;
file->m_metadata.mode = 0020666;
file->m_metadata.majorDevice = 11;
file->m_metadata.minorDevice = index;
file->m_metadata.uid = device->uid();
file->m_metadata.gid = device->gid();
file->m_metadata.mode = 0020644;
file->m_metadata.majorDevice = device->major();
file->m_metadata.minorDevice = device->minor();
file->m_metadata.mtime = mepoch;
return file;
}