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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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7
Kernel/CharacterDevice.h
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@ -32,10 +32,17 @@ public:
virtual const char* class_name() const = 0;
uid_t uid() const { return m_uid; }
uid_t gid() const { return m_gid; }
protected:
CharacterDevice(unsigned major, unsigned minor) : m_major(major), m_minor(minor) { }
void set_uid(uid_t uid) { m_uid = uid; }
void set_gid(gid_t gid) { m_gid = gid; }
private:
unsigned m_major { 0 };
unsigned m_minor { 0 };
uid_t m_uid { 0 };
gid_t m_gid { 0 };
};