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done with FileReader

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JunHo
2026-08-28 15:31:04 +09:00
parent cfdd62c840
commit f8c4f0fcab
4 changed files with 116 additions and 108 deletions
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Target_Dir/Sub_Dir_1/Sub_Text1.txt
+1
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@@ -0,0 +1 @@
Hello DNS!
Target_Dir/Text.txt
+1
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@@ -0,0 +1 @@
Hello DNS!
MyZip.txt → Target_File.txt
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main.cpp
+114 -108
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@@ -1,122 +1,26 @@
#include <cstdio>
// 1. C++ 표준 라이브러리 (C 호환 및 C++ 표준을 알파벳 순으로 통합하거나 C/C++ 분리)
#include <cstdint>
#include <cstdio>
#include <cstring>
#include <vector>
#include <filesystem>
#include <fstream>
#include <iostream>
#include <filesystem>
#include <string>
#include <vector>
// 2. OS 전용 / 플랫폼 API (Windows)
#include <Windows.h>
#include <debugapi.h>
#include "ZipDefine.h"
#include "CRC.h"
#define INPUT_FILE_NAME "MyZip.txt"
#define INPUT_FILE_NAME "Target_Dir"
#define OUTPUT_FILE_NAME "MyZip.zip"
static uint32_t RECURSIVE_COUNTER = 0;
static uint32_t g_recursive_counter = 0;
bool searchDir()
{
}
bool FileReader(std::string strInputPath)
{
using namespace std;
bool iRet = true;
// path class obj 생성.
filesystem::path pathObj(strInputPath);
// file valid check
if (!filesystem::exists(pathObj))
{
string strDbg = "[ERROR] File not found : " + pathObj.string();
OutputDebugStringA(strDbg.c_str());
iRet = false;
}
enum class eFILETYPE
{
isFile, isDir, ETC
};
// distinguish file type
eFILETYPE eFileDist;
if (filesystem::is_directory(pathObj)) eFileDist = eFILETYPE::isDir;
else if (filesystem::is_regular_file(pathObj)) eFileDist = eFILETYPE::isFile;
else eFileDist = eFILETYPE::ETC;
switch (eFileDist)
{
// case 1 : input file
case eFILETYPE::isFile:
{
ZipArchiver(pathObj.string());
break;
}
// case 2 : input directory
case eFILETYPE::isDir:
{
// make iterator to traversal
filesystem::directory_iterator itrDir(pathObj);
while (itrDir != filesystem::end(itrDir))
{
// get entry one by one
const filesystem::directory_entry& currentEntry = *itrDir;
if (filesystem::is_directory(currentEntry))
{
RECURSIVE_COUNTER++;
string strDbg = "[INFO] Current Entry (Dir)\t: " + currentEntry.path().string() + "\t Counter : " + to_string(RECURSIVE_COUNTER);
OutputDebugStringA(strDbg.c_str());
// recursive traversal
iRet = FileReader(currentEntry.path().string());
}
else if (filesystem::is_regular_file(currentEntry))
{
RECURSIVE_COUNTER++;
string strDbg = "[INFO] Current Entry (File)\t: " + currentEntry.path().string() + "\t Counter : " + to_string(RECURSIVE_COUNTER);
OutputDebugStringA(strDbg.c_str());
// archiving file
ZipArchiver(currentEntry.path().string());
}
else
{
// TODO : 근데 애초에 제 3의 Type 이 있나? (여기 의미 있는건가?)
OutputDebugStringA("[ERROR] Wrong Type of File");
iRet = false;
}
// step forward entry
itrDir++;
}
break;
}
// case 3 : ERROR
case eFILETYPE::ETC:
{
// 이런 경우가 있으려나? 일단 혹시 모르니까
string strErr = "[ERROR] Something went Wrong..!!";
OutputDebugStringA(strErr.c_str());
iRet = false;
//break;
}
default:
break;
}
// TODO : 실패 상황 별 다른 코드 부여 + 코드 별 처리 어떻게 할 건지?
return iRet;
}
bool ZipArchiver(std::string strInputPath)
bool ZipArchiver(std::string strInputPath, std::string strFileName)
{
LocalFileHeader LFHeader{};
CentralDirectory CentDir{};
@@ -174,7 +78,7 @@ bool ZipArchiver(std::string strInputPath)
CentDir.sizeOfCompressed = CentDir.sizeOfUncompressed;
// Put File name length
uint16_t fileNameLeng = static_cast<uint16_t>(strlen(INPUT_FILE_NAME));
uint16_t fileNameLeng = static_cast<uint16_t>(strFileName.length());
LFHeader.lengthOfFileName = fileNameLeng;
CentDir.lengthOfFileName = fileNameLeng;
@@ -238,13 +142,115 @@ bool ZipArchiver(std::string strInputPath)
return iRet;
}
bool FileReader(std::string strInputPath)
{
using namespace std;
bool iRet = true;
// path class obj 생성.
filesystem::path pathObj(strInputPath);
// file valid check
if (!filesystem::exists(pathObj))
{
string strDbg = "[ERROR] File not found : " + pathObj.string();
strDbg += "\r\n";
OutputDebugStringA(strDbg.c_str());
iRet = false;
}
enum class eFILETYPE
{
isFile, isDir, ETC
};
// distinguish file type
eFILETYPE eFileDist;
if (filesystem::is_directory(pathObj)) eFileDist = eFILETYPE::isDir;
else if (filesystem::is_regular_file(pathObj)) eFileDist = eFILETYPE::isFile;
else eFileDist = eFILETYPE::ETC;
switch (eFileDist)
{
// case 1 : input file
case eFILETYPE::isFile:
{
iRet = ZipArchiver(pathObj.string(), pathObj.filename().string());
break;
}
// case 2 : input directory
case eFILETYPE::isDir:
{
// make iterator to traversal
filesystem::directory_iterator itrDir(pathObj);
while (itrDir != filesystem::end(itrDir))
{
// get entry one by one
const filesystem::directory_entry& currentEntry = *itrDir;
const filesystem::path& currentPath = currentEntry.path();
if (filesystem::is_directory(currentEntry))
{
g_recursive_counter++;
// TODO : export to debugging log function
string strDbg = "[INFO] Current Entry (Dir)\t: " + currentPath.string();
strDbg += "\t Counter : " + to_string(g_recursive_counter);
strDbg += "\r\n";
OutputDebugStringA(strDbg.c_str());
// recursive traversal
iRet = FileReader(currentPath.string());
g_recursive_counter--;
}
else if (filesystem::is_regular_file(currentEntry))
{
// TODO : export to debugging log function
string strDbg = "[INFO] Current Entry (File)\t: " + currentPath.string();
strDbg += "\t Counter : " + to_string(g_recursive_counter);
strDbg += "\r\n";
OutputDebugStringA(strDbg.c_str());
// archiving file
iRet = ZipArchiver(currentPath.string(), currentPath.filename().string());
}
else
{
// TODO : 근데 애초에 제 3의 Type 이 있나? (여기 의미 있는건가?)
OutputDebugStringA("[ERROR] Wrong Type of File");
iRet = false;
}
// step forward entry
itrDir++;
}
break;
}
// case 3 : ERROR
case eFILETYPE::ETC:
{
// 이런 경우가 있으려나? 일단 혹시 모르니까
string strErr = "[ERROR] Something went Wrong..!!";
OutputDebugStringA(strErr.c_str());
iRet = false;
break;
}
default:
break;
};
// TODO : 실패 상황 별 다른 코드 부여 + 코드 별 처리 어떻게 할 건지?
return iRet;
}
int main()
{
std::printf("==================== Hello Zip! ====================\r\n");
int iRet = 0;
// Main Zip archive method
if (!FileReader())
if (!FileReader(INPUT_FILE_NAME))
{
iRet = -1;
std::printf("[ ERROR ] Somthing went Wrong... \r\n");