Kernel: Add STORAGE_DEVICE_GET_SIZE ioctl request

This ioctl request makes it possible to get the size of a storage device that has not yet been mounted.
Author: https://github.com/Granddave Commit: 3b089032f4 Pull-request: https://github.com/SerenityOS/serenity/pull/10401 Reviewed-by: https://github.com/supercomputer7
2025-08-27 04:37:22 +00:00 · 2021-10-08 22:20:26 +02:00 · 2021-10-08 22:20:26 +02:00 · 3b089032f4 · 2024-07-18 03:20:18 +09:00
commit 3b089032f4
parent 88eb7a634f
3 changed files with 20 additions and 1 deletions
--- a/Kernel/Storage/StorageDevice.h
+++ b/Kernel/Storage/StorageDevice.h
@ -50,6 +50,9 @@ public:

    virtual CommandSet command_set() const = 0;

+    // ^File
+    virtual KResult ioctl(OpenFileDescription&, unsigned request, Userspace<void*> arg) final;
+
 protected:
    StorageDevice(int, int, size_t, u64, NonnullOwnPtr<KString>);
    // ^DiskDevice