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SuperKali
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- Detect write-protection status on all platforms (macOS, Linux, Windows) - Display locked badge in device modal for read-only devices - Disable selection of system and write-protected devices - Improve SD card detection for SDXC/SDHC readers - Add translations for locked badge in all 18 languages
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Summary
Add visual indicator and selection blocking for write-protected storage devices (SD cards with physical lock switch).
Changes
diskutil info(MediaWritable property)/sys/block/{device}/roIOCTL_STORAGE_GET_MEDIA_TYPES_EX(MEDIA_WRITE_PROTECTED flag)device.lockedtranslation key in all 18 languagesScreenshot
Test Plan
Technical Notes
Windows Write-Protection Detection
Uses
IOCTL_STORAGE_GET_MEDIA_TYPES_EXinstead ofIOCTL_DISK_IS_WRITABLEbecause:IOCTL_DISK_IS_WRITABLEonly checks driver capability, not physical lock stateIOCTL_STORAGE_GET_MEDIA_TYPES_EXexposesMediaCharacteristicswithMEDIA_WRITE_PROTECTEDflag (0x100)Note: Some cheap USB card readers may not report lock switch status to the OS (hardware limitation).