Project 6 - File System
Project 6 - File System Project 6 - File System
Project 6 Implementation Details Interrupt notification types DISK_REPLY_OK operation succeeded. DISK_REPLY_FAILED disk failed on this request for no apparent reason. DISK_REPLY_ERROR disk nonexistent or block outside disk requested. DISK_REPLY_CRASHED it happens occasionally.
Project 6 Implementation Details The API you will write I Creation (creat) / deletion (unlink) Open / close Modes are similar to fopen in UNIX. Sequential reading, writing (with truncation), appending. Any reasonable combination of the above. Read or write a chunk of data (for an open file) Position in the file is unspecified (by the API), and operations are sequential. Chunk size may be any size, and is not related to block size. Blocking operations, which return when completed or failed. Short reads: when not enough data is present completely fulfill the request.
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<strong>Project</strong> 6<br />
Implementation Details<br />
The API you will write I<br />
Creation (creat) / deletion (unlink)<br />
Open / close<br />
Modes are similar to fopen in UNIX.<br />
Sequential reading, writing (with truncation), appending.<br />
Any reasonable combination of the above.<br />
Read or write a chunk of data (for an open file)<br />
Position in the file is unspecified (by the API), and<br />
operations are sequential.<br />
Chunk size may be any size, and is not related to block size.<br />
Blocking operations, which return when completed or failed.<br />
Short reads: when not enough data is present completely<br />
fulfill the request.
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