From 7f7459677d2348cce618b2289a323c4df6b7319d Mon Sep 17 00:00:00 2001 From: Dietmar Maurer Date: Wed, 7 Apr 2021 11:50:09 +0200 Subject: [PATCH] tape: pmt - re-implement fsr/bsr --- src/bin/pmt.rs | 11 ++++------- src/tape/drive/lto/mod.rs | 8 ++++++++ 2 files changed, 12 insertions(+), 7 deletions(-) diff --git a/src/bin/pmt.rs b/src/bin/pmt.rs index 854364c7..7183dfe5 100644 --- a/src/bin/pmt.rs +++ b/src/bin/pmt.rs @@ -229,13 +229,11 @@ fn bsfm(count: usize, param: Value) -> Result<(), Error> { }, )] /// Backward space records. -fn bsr(count: i32, param: Value) -> Result<(), Error> { +fn bsr(count: usize, param: Value) -> Result<(), Error> { let mut handle = get_tape_handle(¶m)?; - unimplemented!(); - - // fixme: handle.mtop(MTCmd::MTBSR, count, "backward space records")?; + handle.backward_space_count_records(count)?; Ok(()) } @@ -526,12 +524,11 @@ fn fsfm(count: usize, param: Value) -> Result<(), Error> { }, )] /// Forward space records. -fn fsr(count: i32, param: Value) -> Result<(), Error> { +fn fsr(count: usize, param: Value) -> Result<(), Error> { let mut handle = get_tape_handle(¶m)?; - unimplemented!(); - // fixme: handle.mtop(MTCmd::MTFSR, count, "forward space records")?; + handle.forward_space_count_records(count)?; Ok(()) } diff --git a/src/tape/drive/lto/mod.rs b/src/tape/drive/lto/mod.rs index c9f3bf93..f33049ab 100644 --- a/src/tape/drive/lto/mod.rs +++ b/src/tape/drive/lto/mod.rs @@ -195,6 +195,14 @@ impl LtoTapeHandle { self.sg_tape.space_filemarks(-isize::try_from(count)?) } + pub fn forward_space_count_records(&mut self, count: usize) -> Result<(), Error> { + self.sg_tape.space_blocks(isize::try_from(count)?) + } + + pub fn backward_space_count_records(&mut self, count: usize) -> Result<(), Error> { + self.sg_tape.space_blocks(-isize::try_from(count)?) + } + pub fn erase_media(&mut self, fast: bool) -> Result<(), Error> { self.sg_tape.erase_media(fast) }