Source code
This commit is contained in:
Charlotte D
commit
05be19d4be
5 changed files with 163 additions and 0 deletions
2
.gitignore
vendored
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2
.gitignore
vendored
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@ -0,0 +1,2 @@
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/target
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**/*.rs.bk
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108
Cargo.lock
generated
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108
Cargo.lock
generated
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@ -0,0 +1,108 @@
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[[package]]
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name = "blockrsync"
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version = "0.1.0"
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dependencies = [
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"pbr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "kernel32-sys"
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version = "0.2.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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"winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "libc"
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version = "0.2.43"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "pbr"
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version = "1.0.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
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"libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
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"termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
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"winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "redox_syscall"
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version = "0.1.40"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "redox_termios"
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version = "0.1.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "termion"
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version = "1.5.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
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"redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
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"redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "time"
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version = "0.1.40"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
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"redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
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"winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "winapi"
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version = "0.2.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "winapi"
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version = "0.3.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "winapi-build"
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version = "0.1.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "winapi-i686-pc-windows-gnu"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "winapi-x86_64-pc-windows-gnu"
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version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[metadata]
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"checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
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"checksum libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = "76e3a3ef172f1a0b9a9ff0dd1491ae5e6c948b94479a3021819ba7d860c8645d"
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"checksum pbr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "deb73390ab68d81992bd994d145f697451bb0b54fd39738e72eef32458ad6907"
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"checksum redox_syscall 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)" = "c214e91d3ecf43e9a4e41e578973adeb14b474f2bee858742d127af75a0112b1"
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"checksum redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7e891cfe48e9100a70a3b6eb652fef28920c117d366339687bd5576160db0f76"
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"checksum termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "689a3bdfaab439fd92bc87df5c4c78417d3cbe537487274e9b0b2dce76e92096"
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"checksum time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)" = "d825be0eb33fda1a7e68012d51e9c7f451dc1a69391e7fdc197060bb8c56667b"
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"checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
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"checksum winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "92c1eb33641e276cfa214a0522acad57be5c56b10cb348b3c5117db75f3ac4b0"
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"checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
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"checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
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"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
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8
Cargo.toml
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8
Cargo.toml
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[package]
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name = "blockrsync"
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version = "0.1.0"
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authors = ["Charlotte D <darkkirb@gmail.com>"]
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edition = "2018"
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[dependencies]
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pbr = "1.0.1"
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1
README.md
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1
README.md
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This is a tool that synchronizes two block devices. Both of the block devices have to be the same size and the size needs to be a multiple of 128KiB
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44
src/main.rs
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44
src/main.rs
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extern crate pbr;
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use std::env;
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use std::fs::File;
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use std::io::prelude::*;
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use std::io;
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use std::fs::OpenOptions;
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use pbr::{ProgressBar, Units};
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fn main() -> io::Result<()> {
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let args: Vec<String> = env::args().collect();
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let mut inf = File::open(&args[1])?;
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let mut outf = OpenOptions::new()
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.read(true)
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.write(true)
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.open(&args[2])?;
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let size = inf.seek(io::SeekFrom::End(0))?;
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inf.seek(io::SeekFrom::Start(0))?;
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if (size & 0x1FFFF) != 0 {
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panic!("Block device has to be a multiple of 128KiB in size!");
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}
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let block_count = size / (128 * 1024);
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let mut pb = ProgressBar::new(size);
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pb.set_units(Units::Bytes);
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let mut buf1: [u8; 128 * 1024] = [0; 128 * 1024];
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let mut buf2: [u8; 128 * 1024] = [0; 128 * 1024];
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let mut read_data: u64 = 0;
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let mut written_data: u64 = 0;
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for _ in 0..block_count {
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inf.read(&mut buf1)?;
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outf.read(&mut buf2)?;
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read_data += 128 * 1024;
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if buf1[..] != buf2[..] {
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written_data += 128 * 1024;
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// rewind outfile
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outf.seek(io::SeekFrom::Current(-128 * 1024))?;
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outf.write(&buf1)?;
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}
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pb.add(128 * 1024);
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}
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pb.finish();
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println!("Total Data: {} bytes, Changed Data: {} bytes", read_data, written_data);
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Ok(())
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}
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