32 lines
988 B
Markdown
32 lines
988 B
Markdown
# Test Case: Compact Special Inodes and Linux dev_t Decode
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**Test ID**: TC022-compact-inode-special
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## Objective
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Verify compact char/block/FIFO inodes and Linux `new_decode_dev` conversion to
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FreeBSD `dev_t`.
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## Fixture
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Use `images/compact.erofs`. Source metadata records real nodes
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`char-large=2748:344865`, `block-large=2748:344865`, and `fifo`; structured
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evidence asserts compact inodes and raw on-disk `i_u.rdev=0x543abc21` for both
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devices. Compile `tests/stat_special.c` natively in FreeBSD.
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## Procedure
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```sh
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./stat_special char "$mnt/char-large" 2748 344865
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./stat_special block "$mnt/block-large" 2748 344865
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./stat_special fifo "$mnt/fifo"
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stat -f '%N mode=%p rdev=%r' "$mnt/char-large" "$mnt/block-large" "$mnt/fifo"
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```
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## Expected Results
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- Char and block helpers report major 2748, minor 344865, and raw FreeBSD
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`st_rdev=0xa430005bc21`.
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- FIFO type is correct and `st_rdev=NODEV`.
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- A raw little-endian cast would differ; all helper checks and cleanup pass.
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