project added

*Packing and unpacking of png files has been implemented.
*Windows only.
*Bug with the path and bug with the binary file name when using a custom path.

Author: Besdroxk

.gitignore

@@ -0,0 +1,74 @@
+# This file is used to ignore files which are generated
+# ----------------------------------------------------------------------------
+
+*~
+*.autosave
+*.a
+*.core
+*.moc
+*.o
+*.obj
+*.orig
+*.rej
+*.so
+*.so.*
+*_pch.h.cpp
+*_resource.rc
+*.qm
+.#*
+*.*#
+core
+!core/
+tags
+.DS_Store
+.directory
+*.debug
+Makefile*
+*.prl
+*.app
+moc_*.cpp
+ui_*.h
+qrc_*.cpp
+Thumbs.db
+*.res
+*.rc
+/.qmake.cache
+/.qmake.stash
+
+# qtcreator generated files
+*.pro.user*
+CMakeLists.txt.user*
+
+# xemacs temporary files
+*.flc
+
+# Vim temporary files
+.*.swp
+
+# Visual Studio generated files
+*.ib_pdb_index
+*.idb
+*.ilk
+*.pdb
+*.sln
+*.suo
+*.vcproj
+*vcproj.*.*.user
+*.ncb
+*.sdf
+*.opensdf
+*.vcxproj
+*vcxproj.*
+
+# MinGW generated files
+*.Debug
+*.Release
+
+# Python byte code
+*.pyc
+
+# Binaries
+# --------
+*.dll
+*.exe
+

CMakeLists.txt

@@ -0,0 +1,13 @@
+cmake_minimum_required(VERSION 3.5)
+
+project(Photo-Packer LANGUAGES C)
+
+add_executable(Photo-Packer main.c)
+
+set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -static")
+
+include(GNUInstallDirs)
+install(TARGETS Photo-Packer
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+)

main.c

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+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <dirent.h>
+#include <sys/stat.h>
+
+#define MAX_PATH_LENGTH 256
+
+int pack(const char *path)
+{
+	DIR *dir;
+	struct dirent *files;
+	dir = opendir(path);
+
+	if(dir == NULL)
+	{
+		perror("Error opening directory");
+		return -1;
+	}
+
+	char binPath[MAX_PATH_LENGTH];
+	snprintf(binPath, sizeof(binPath), "%s.asset", path);
+
+	FILE *bin = fopen(binPath, "wb");
+
+	if(bin == NULL)
+	{
+		perror("Error creating binary file");
+		return -1;
+	}
+
+	while((files = readdir(dir)) != NULL)
+	{
+		if(strstr(files->d_name, ".png") != NULL)
+		{
+			char filePath[MAX_PATH_LENGTH];
+			snprintf(filePath, sizeof(filePath), "%s/%s", path, files->d_name);
+
+			FILE *photo = fopen(filePath, "rb");
+
+			if(photo == NULL)
+			{
+				perror("Error opening a photo file");
+				return -1;
+			}
+
+			fseek(photo, 0, SEEK_END);
+			long size = ftell(photo);
+			fseek(photo, 0, SEEK_SET);
+
+			fwrite(&size, sizeof(size), 1, bin);
+
+			char data[size];
+			fread(data, 1, size, photo);
+
+			fwrite(files->d_name, sizeof(files->d_name), 1, bin);
+			fwrite(data, 1, size, bin);
+
+			fclose(photo);
+		}
+	}
+
+	closedir(dir);
+	fclose(bin);
+	return 0;
+}
+
+int unpack(const char *path)
+{
+	char binPath[MAX_PATH_LENGTH];
+	snprintf(binPath, sizeof(binPath), "%s.asset", path);
+
+	FILE *bin = fopen(binPath, "rb");
+
+	if(bin == NULL)
+	{
+		perror("Error opening binary file");
+		return -1;
+	}
+
+	struct stat st = {0};
+
+	if(stat(path, &st) == -1) mkdir(path);
+
+	while(!feof(bin))
+	{
+		long size;
+		fread(&size, sizeof(size), 1, bin);
+
+		char name[256];
+		fread(name, sizeof(name), 1, bin);
+
+		char filePath[MAX_PATH_LENGTH];
+		snprintf(filePath, sizeof(filePath), "%s/%s", path, name);
+
+		FILE *photo = fopen(filePath, "wb");
+
+		if(photo == NULL)
+		{
+			perror("Error creating photo file");
+			return -1;
+		}
+
+		char data[size];
+		fread(data, 1, size, bin);
+
+		fwrite(data, 1, size, photo);
+		fclose(photo);
+	}
+
+	fclose(bin);
+	return 0;
+}
+
+int main(int argc, char *argv[])
+{
+	if(argc == 1)
+	{
+		printf("Usage: %s --pack|--unpack [path]\n", argv[0]);
+		return -1;
+	}
+
+	char path[MAX_PATH_LENGTH];
+
+	if(argc == 3)
+	{
+		if(strlen(argv[2]) < MAX_PATH_LENGTH)
+		{
+			strncpy(path, argv[2], MAX_PATH_LENGTH);
+			strncat(path, "\\", MAX_PATH_LENGTH - strlen(path));
+		}
+		else
+		{
+			fprintf(stderr, "Path is too long.\n");
+			return -1;
+		}
+	}
+	else
+	{
+		if(getcwd(path, sizeof(path)) == NULL)
+		{
+			perror("Error getting current directory");
+			return -1;
+		}
+	}
+
+	if(strcmp(argv[1], "--pack") == 0)
+	{
+		return pack(path);
+	}
+	else if(strcmp(argv[1], "--unpack") == 0)
+	{
+		return unpack(path);
+	}
+	else
+	{
+		fprintf(stderr, "Unknown command: %s\n", argv[1]);
+		return -1;
+	}
+}