From de95ca22ec87cc8b79ceb7beba475301461713a6 Mon Sep 17 00:00:00 2001
From: Dennis Brentjes <d.brentjes@gmail.com>
Date: Sun, 19 Jun 2016 22:05:32 +0200
Subject: adds an LE file parser and refactors some code.

---
 binparse/binparse.cpp   | 45 +++++++++++++++++++++++++++++++++++++++++++++
 binparse/binparse.hpp   |  9 +++++++++
 le/CMakeLists.txt       |  2 ++
 le/le_header.cpp        |  6 +++---
 le/le_header.hpp        |  2 +-
 le/le_header_parser.cpp |  2 +-
 mz/mz_header.cpp        |  6 +++---
 mz/mz_header.hpp        |  2 +-
 mz/mz_header_parser.cpp |  2 +-
 9 files changed, 66 insertions(+), 10 deletions(-)

diff --git a/binparse/binparse.cpp b/binparse/binparse.cpp
index 1dc4fc6..eae6143 100644
--- a/binparse/binparse.cpp
+++ b/binparse/binparse.cpp
@@ -90,6 +90,51 @@ Offset32 parse<Offset32>(std::istream& is, std::string name) {
 	return Offset32(parse<uint32_t>(is, name));
 }
 
+template<>
+std::array<uint8_t, 8> parse<std::array<uint8_t, 8>>(std::istream& is, std::string name) {
+	if(!is) {
+		throw UnexpectedEOS();
+	}
+	
+	std::array<uint8_t, 8> buffer;
+	is.read(reinterpret_cast<char*>(buffer.data()), buffer.size());
+	
+	if(!is) {
+		throw UnexpectedEOS(name);
+	}
+	
+	return buffer;
+}
+
+template<>
+std::array<uint8_t, 22> parse<std::array<uint8_t, 22>>(std::istream& is, std::string name) {
+	if(!is) {
+		throw UnexpectedEOS();
+	}
+	
+	std::array<uint8_t, 22> buffer;
+	is.read(reinterpret_cast<char*>(buffer.data()), buffer.size());
+	
+	if(!is) {
+		throw UnexpectedEOS(name);
+	}
+	
+	return buffer;
+}
+
+void dump_bytes(std::istream& is, std::vector<uint8_t>& buffer, std::string name)
+{
+	if(!is) {
+		throw UnexpectedEOS();
+	}
+	
+	is.read(reinterpret_cast<char*>(buffer.data()), buffer.size());
+	
+	if(!is) {
+		throw UnexpectedEOS(name);
+	}
+}
+
 std::string to_string(Magic16 magic) {
 	char* c = reinterpret_cast<char*>(&magic);
 	return std::string(c, sizeof(Magic16));
diff --git a/binparse/binparse.hpp b/binparse/binparse.hpp
index 1620ab5..5b21086 100644
--- a/binparse/binparse.hpp
+++ b/binparse/binparse.hpp
@@ -3,6 +3,7 @@
 #include <string>
 #include <ostream>
 #include <iomanip>
+#include <vector>
 
 namespace binparse {
 
@@ -39,6 +40,14 @@ Value32 parse<Value32>(std::istream& is, std::string name);
 template<>
 Offset32 parse<Offset32>(std::istream& is, std::string name);
 
+template<>
+std::array<uint8_t, 8> parse<std::array<uint8_t, 8>>(std::istream& is, std::string name);
+
+template<>
+std::array<uint8_t, 22> parse<std::array<uint8_t, 22>>(std::istream& is, std::string name);
+
+void dump_bytes(std::istream& is, std::vector<uint8_t> buffer, std::string name);
+
 std::string to_string(Magic16 magic);
 
 //overload inside this namespace to output unsigned char as value not as characters.
diff --git a/le/CMakeLists.txt b/le/CMakeLists.txt
index a4887c5..646f68b 100644
--- a/le/CMakeLists.txt
+++ b/le/CMakeLists.txt
@@ -1,6 +1,7 @@
 
 add_library(le STATIC
 	le_header.hpp le_header.cpp
+	le_file.hpp le_file.cpp
 )
 
 target_include_directories(le
@@ -10,6 +11,7 @@ target_include_directories(le
 target_link_libraries(le
 	PUBLIC fusion-utils
 	PUBLIC binparse
+	PUBLIC mz
 )
 
 add_executable(le_header_parser
diff --git a/le/le_header.cpp b/le/le_header.cpp
index a429add..f28cc4d 100644
--- a/le/le_header.cpp
+++ b/le/le_header.cpp
@@ -59,17 +59,17 @@ BOOST_FUSION_ADAPT_STRUCT(
 namespace le {
 
 template <int... Indices>
-LEHeader parse_file_impl(std::istream& is, indices<Indices...>) {
+LEHeader parse_header_impl(std::istream& is, indices<Indices...>) {
 	
 	return {parse<typename std::decay<typename boost::fusion::result_of::at_c<LEHeader, Indices>::type>::type>(is, boost::fusion::extension::struct_member_name<LEHeader, Indices>::call())...};
 	
 }
 
-LEHeader parse_file(std::istream& is) {
+LEHeader parse_header(std::istream& is) {
 	
 	typedef build_indices<boost::fusion::result_of::size<LEHeader>::value>::type indices;
 	
-	return parse_file_impl(is, indices{});
+	return parse_header_impl(is, indices{});
 }
 
 std::ostream& output_impl(std::ostream& os, LEHeader const&, indices<>) {
diff --git a/le/le_header.hpp b/le/le_header.hpp
index 9501127..5d070b6 100644
--- a/le/le_header.hpp
+++ b/le/le_header.hpp
@@ -100,7 +100,7 @@ struct LEHeader {
 	Value32 heapsize;
 };
 
-LEHeader parse_file(std::istream& is);
+LEHeader parse_header(std::istream& is);
 
 std::ostream& operator<<(std::ostream& os, LEHeader const& header);
 
diff --git a/le/le_header_parser.cpp b/le/le_header_parser.cpp
index 524c60d..e8c7096 100644
--- a/le/le_header_parser.cpp
+++ b/le/le_header_parser.cpp
@@ -50,7 +50,7 @@ int main(int argc, char* argv[]) {
 	
 	std::ifstream file(file_path.string());
 	file.seekg(0x2aa8);
-	auto x = le::parse_file(file);
+	auto x = le::parse_header(file);
 	std::cout << x << std::endl;
 	
 	return 0;
diff --git a/mz/mz_header.cpp b/mz/mz_header.cpp
index 323c9cd..02241cf 100644
--- a/mz/mz_header.cpp
+++ b/mz/mz_header.cpp
@@ -36,17 +36,17 @@ NotAMZFileException::NotAMZFileException()
 {}
 
 template <int... Indices>
-MZHeader parse_file_impl(std::istream& is, indices<Indices...>) {
+MZHeader parse_header_impl(std::istream& is, indices<Indices...>) {
 	
 	return {parse<typename std::decay<typename boost::fusion::result_of::at_c<MZHeader, Indices>::type>::type>(is, boost::fusion::extension::struct_member_name<MZHeader, Indices>::call())...};
 	
 }
 
-MZHeader parse_file(std::istream& is) {
+MZHeader parse_header(std::istream& is) {
 	
 	typedef build_indices<boost::fusion::result_of::size<MZHeader>::value>::type indices;
 	
-	return parse_file_impl(is, indices{});
+	return parse_header_impl(is, indices{});
 }
 
 std::ostream& output_impl(std::ostream& os, MZHeader const&, indices<>) {
diff --git a/mz/mz_header.hpp b/mz/mz_header.hpp
index fd42b43..9bef928 100644
--- a/mz/mz_header.hpp
+++ b/mz/mz_header.hpp
@@ -39,7 +39,7 @@ struct MZHeader {
 	Value16 overlay_number;
 };
 
-MZHeader parse_file(std::istream& is);
+MZHeader parse_header(std::istream& is);
 
 std::ostream& operator<<(std::ostream& os, MZHeader const& header);
 
diff --git a/mz/mz_header_parser.cpp b/mz/mz_header_parser.cpp
index 66718d1..6010331 100644
--- a/mz/mz_header_parser.cpp
+++ b/mz/mz_header_parser.cpp
@@ -49,7 +49,7 @@ int main(int argc, char* argv[]) {
 	}
 	
 	std::ifstream file(file_path.string());
-	auto x = mz::parse_file(file);
+	auto x = mz::parse_header(file);
 	std::cout << x << std::endl;
 	
 	return 0;
-- 
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