1 files changed, 76 insertions, 0 deletions
diff --git a/src/bin/bhash.rs b/src/bin/bhash.rs
new file mode 100644
index 0000000..691db2a
--- /dev/null
+++ b/src/bin/bhash.rs
@@ -0,0 +1,76 @@
+// bad-hashish: a tool for recursively, remotely multi-hashing files
+// Copyright (C) 2017  Bryan Newbold <bnewbold@robocracy.org>
+// GPLv3
+
+extern crate bad_hashish;
+
+#[macro_use]
+extern crate error_chain;
+
+extern crate clap;
+extern crate tree_magic;
+extern crate flate2;
+extern crate tar;
+extern crate crypto;
+
+use clap::App;
+use bad_hashish::Result;
+use std::path::Path;
+use std::io::{self, BufReader};
+use std::io::prelude::*;
+use std::fs::File;
+use flate2::read::GzDecoder;
+use tar::Archive;
+use crypto::digest::Digest;
+use crypto::sha1::Sha1;
+
+
+fn run() -> Result<()> {
+
+    let matches = App::new("bad-hashish")
+        .version(env!("CARGO_PKG_VERSION"))
+        .about("a tool for recursively, remotely multi-hashing files")
+        .arg_from_usage("<FILE>... 'files to hash from'")
+        .get_matches();
+
+    for f in matches.values_of("FILE").unwrap() {
+        let path: &Path = Path::new(f);
+        println!("{} ({})", f, tree_magic::from_filepath(path));
+
+        if tree_magic::match_filepath("application/zip", path) {
+            println!("It's a zip.");
+        } else if tree_magic::match_filepath("application/gzip", path) {
+            println!("It's gzip.");
+            let f = File::open(path)?;
+            let mut gz = GzDecoder::new(f)?;
+
+            let mut reader = BufReader::with_capacity(4*1024*1024, gz);
+            let is_tar: bool = {
+                let buf = reader.fill_buf()?;
+                println!("Inside is: {}", tree_magic::from_u8(&buf));
+                tree_magic::match_u8("application/x-tar", &buf)
+            };
+
+            if is_tar {
+                println!("It's a tar inside");
+                let mut a = Archive::new(reader);
+                for inner in a.entries().unwrap() {
+                    let mut inner = inner.unwrap();
+                    let mut hasher = Sha1::new();
+                    let mut buf: [u8; 1*1024*1024] = [0; 1*1024*1024];
+                    loop {
+                        let got = inner.read(&mut buf[..])?;
+                        if got <= 0 { break };
+                        hasher.input(&buf[0..got]);
+                    }
+                    println!("\t{} {:?}", hasher.result_str(), inner.header().path().unwrap());
+                }
+            }
+        }
+    }
+
+    Ok(())
+}
+
+// At least for now...
+quick_main!(run);