Revert "Added checksum checking for the executable bytes."

This reverts commit b0053bfb1ce990337756d59b1c597073d330382b.

dcb-exe/Cargo.toml

@@ -18,7 +18,6 @@ byteorder = "1.4.2"
 ascii = { version = "1.0.0", features = ["serde"] }
 int-conv = "0.1.4"
 bitmatch = "0.1.1"
-md5 = "0.7.0"
 
 # Serde
 serde = { version = "1.0.120", features = ["derive"] }

dcb-exe/src/reader.rs

@@ -28,12 +28,6 @@ pub struct ExeReader {
 	func_table: FuncTable,
 }
 
-// Constants
-impl ExeReader {
-	/// MD5 Checksum
-	pub const MD5_CHECKSUM: md5::Digest = md5::Digest(*b"\xc5\xf7\x5c\x43\xf4\xc5\x16\xcb\x4c\xc9\x11\x89\xfa\x76\xd7\x8a");
-}
-
 impl ExeReader {
 	/// Returns this executable's header
 	#[must_use]
@@ -109,12 +103,6 @@ impl ExeReader {
 		let mut bytes = vec![0u8; usize::try_from(header.size).expect("Len didn't fit into `usize`")].into_boxed_slice();
 		file.read_exact(bytes.as_mut()).map_err(DeserializeError::ReadData)?;
 
-		// If it's checksum doesn't fit ours, return Err
-		let checksum = md5::compute(&bytes);
-		if checksum != Self::MD5_CHECKSUM {
-			return Err(DeserializeError::DataChecksum { checksum });
-		}
-
 		// Read the known data and func table
 		let mut known_data_table = self::get_known_data_table().map_err(DeserializeError::KnownDataTable)?;
 		let known_func_table = FuncTable::get_known().map_err(DeserializeError::KnownFuncTable)?;

dcb-exe/src/reader/error.rs

@@ -22,13 +22,6 @@ pub enum DeserializeError {
 	#[error("Unable to read data")]
 	ReadData(#[source] std::io::Error),
 
-	/// Data checksum was wrong
-	#[error("Data checksum was invalid: {checksum:?}")]
-	DataChecksum {
-		/// Checksum found
-		checksum: md5::Digest,
-	},
-
 	/// Unable to get known data
 	#[error("Unable to get known data table")]
 	KnownDataTable(#[source] GetKnownError),