| 32,17 → 32,16 |
|---|
| * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
| * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /** @addtogroup FileSystemImpl |
| * @{ |
| */ |
| |
| |
| /* This file contains the procedures for opening, closing, and seeking on files. */ |
| |
| /* Methods: |
| * do_open: perform the OPEN system call |
| * do_close: perform the CLOSE system call |
| * do_lseek: perform the SEEK system call |
| /** |
| * @file open.c |
| * @brief This file contains the procedures for opening, closing, and seeking on files. |
| */ |
| |
| |
| #include "fs.h" |
| #include "block.h" |
| #include "file.h" |
| 50,7 → 49,9 |
|---|
| #include "inode.h" |
| #include "param.h" |
| |
| |
| /** |
| * Perform the OPEN system call |
| */ |
| int do_open() |
| { |
| |
| 82,6 → 83,9 |
|---|
| return fd; |
| } |
| |
| /** |
| * Perform the CLOSE system call |
| */ |
| int do_close() |
| { |
| |
| 106,6 → 110,9 |
|---|
| return OK; |
| } |
| |
| /** |
| * Perform the SEEK system call |
| */ |
| int do_lseek() |
| { |
| |
| 154,3 → 161,7 |
|---|
| return pos; |
| } |
| |
| /** |
| * } |
| */ |
| |