add basic binary fread

main.cpp

@@ -1,15 +1,17 @@
 #include <cstdio>
+#include <iostream>
+#include <fstream>
 #include "Define.h"
 
-void Zipper();
+int ZipArchiver();
 
 int main()
 {
 	std::printf("==================== Hello Zip! ====================\r\n");
-
 	int iRet = 0;
 
-	int iSizeTest = sizeof(LocalFileHeader);
+	// Zip Format define check
+	size_t iSizeTest = sizeof(LocalFileHeader);
 	if (LOCAL_FILE_HEADER_BYTE != iSizeTest)
 	{
 		std::printf("1 Wrong Header Size : %d / %d \r\n", iSizeTest, LOCAL_FILE_HEADER_BYTE);
@@ -28,19 +30,48 @@ int main()
 		iRet = -1;
 	}
 
+	// Main Zip archive method
 	if (iRet != -1)
 	{
-		Zipper();
+		iRet = ZipArchiver();
 	}
 
-	return 0;
+	return iRet;
 }
 
-void Zipper()
+int ZipArchiver()
 {
 	LocalFileHeader LFHeader;
 	CentralDirectory CentDirec;
 	EoCDRecord ECDR;
 
+	using namespace std;
 
-}
+	ifstream fileIn("MyZip.txt", ios::binary);
+	bool iRet = fileIn.is_open();
+	if (!iRet)
+	{
+		printf("File open failed");
+	}
+	else
+	{
+		// 파일 크기 계산
+		// seekg(offset, 목표점)
+		fileIn.seekg(0, ios::end);
+		streamsize fileInSize = fileIn.tellg();
+		// beg == begin
+		fileIn.seekg(0, ios::beg);
+
+		// TODO : Buffering 으로 구현.
+		// 메모리 할당
+		uint8_t* pFile = (uint8_t *)malloc(fileInSize);
+
+		// Read
+		fileIn.read((char *)pFile, fileInSize);
+
+		// Free
+		free(pFile);
+	}
+
+	return iRet;
+}