general: move common to utils, move common compression function to utils, clean up inconsitencies + add missing header to sony_bdp

src/utils/compression.rs

@@ -0,0 +1,36 @@
+use std::io::{self, Read, Cursor};
+
+use flate2::read::ZlibDecoder;
+use flate2::read::GzDecoder;
+use lzma_rs::lzma_decompress;
+use lz4::block::decompress;
+
+pub fn decompress_zlib(data: &[u8]) -> io::Result<Vec<u8>> {
+    let mut decoder = ZlibDecoder::new(data);
+    let mut decompressed = Vec::new();
+    decoder.read_to_end(&mut decompressed)?;
+
+    Ok(decompressed)
+}
+
+pub fn decompress_gzip(compressed_data: &[u8]) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
+    let mut decoder = GzDecoder::new(compressed_data);
+    let mut decompressed = Vec::new();
+    decoder.read_to_end(&mut decompressed)?;
+    Ok(decompressed)
+}
+
+pub fn decompress_lzma(compressed_data: &[u8]) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
+    let mut input = Cursor::new(compressed_data);
+    let mut output = Vec::new();
+    
+    lzma_decompress(&mut input, &mut output)?;
+    Ok(output)
+}
+
+pub fn decompress_lz4(compressed_data: &[u8], original_size: i32) -> Result<Vec<u8>, std::io::Error> {
+    match decompress(compressed_data, Some(original_size)) {
+        Ok(decompressed) => Ok(decompressed),
+        Err(e) => Err(std::io::Error::new(std::io::ErrorKind::InvalidData, e)),
+    }
+}