Added initFs.

src/CMakeLists.txt

@@ -1,15 +1,3 @@
 cmake_minimum_required(VERSION 2.8.8)
 
-add_library(
-	Memphis
-		memfs.cpp
-		_memops.cpp
-)
-
-install(
-	FILES
-		memfs.hpp
-		_memops.hpp
-	DESTINATION
-		include/Memphis
-)
+add_subdirectory(memphis)

src/memphis/CMakeLists.txt

@@ -0,0 +1,15 @@
+cmake_minimum_required(VERSION 2.8.8)
+
+add_library(
+	Memphis
+		memfs.cpp
+		_memops.cpp
+)
+
+install(
+	FILES
+		memfs.hpp
+		_memops.hpp
+	DESTINATION
+		include/Memphis
+)

src/memphis/memfs.cpp

@@ -15,6 +15,12 @@ namespace memphis {
 
 uint32_t MemFs::version = 0;
 
+uint8_t *initFs(uint8_t *buffer, size_t size, bool hasDirectories) {
+	auto fs = (MemFsHeader*) (buffer ? buffer : malloc(size));
+	fs->version = MemFs::version;
+	return (uint8_t*) fs;
+}
+
 MemFsPtr MemFs::Record::size() {
 	return offsetof(MemFs::Record, m_id) + dataLen;
 }

src/memphis/memfs.hpp

@@ -8,14 +8,18 @@
 #ifndef MEMPHIS_MEMFS_HPP
 #define MEMPHIS_MEMFS_HPP
 
-#include "types.hpp"
+#include "_types.hpp"
 
 namespace memphis {
 
 typedef uint32_t MemFsPtr;
-
 typedef uint32_t RecordId;
 
+struct MemFsHeader {
+	uint32_t version;
+	bool hasDirectories;
+};
+
 class MemFs {
 	public:
 		static uint32_t version;
@@ -124,6 +128,8 @@ T MemFs::ptr(MemFsPtr ptr) {
 	return (T) m_begin + ptr;
 }
 
+uint8_t *initFs(uint8_t *buffer, size_t size, bool hasDirectories);
+
 }
 
 #endif