feat: add image asset dumper/loader for multiplayer (#8)

Author: michaeloliverx

iw3-xenon.vcxproj

@@ -54,6 +54,7 @@
       <ProgramDatabaseFile Condition="'$(Configuration)'=='Debug'">$(OutDir)$(ProjectName).pdb</ProgramDatabaseFile>
       <OptimizeReferences Condition="'$(Configuration)'=='Release'">true</OptimizeReferences>
       <SetChecksum Condition="'$(Configuration)'=='Release'">true</SetChecksum>
+      <AdditionalDependencies>d3d9ltcg.lib;xgraphics.lib</AdditionalDependencies>
       <AdditionalOptions>/DLL /ENTRY:"_DllMainCRTStartup" /ALIGN:128,4096 %(AdditionalOptions)</AdditionalOptions>
     </Link>
     <Deploy>

src/filesystem.cpp

@@ -3,8 +3,10 @@
 #include <string>
 #include <direct.h>
 #include <fstream>
+#include <vector>
 
 #include "xboxkrnl.h"
+#include "filesystem.h"
 
 namespace filesystem
 {
@@ -99,4 +101,31 @@ namespace filesystem
         file.close();
         return content;
     }
+
+    std::vector<std::string> list_files_in_directory(const std::string &directory)
+    {
+        std::vector<std::string> filenames;
+        WIN32_FIND_DATAA findFileData;
+        HANDLE hFind = FindFirstFileA((directory + "\\*").c_str(), &findFileData);
+
+        if (hFind == INVALID_HANDLE_VALUE)
+        {
+            xbox::DbgPrint("ERROR: Directory '%s' does not exist or cannot be accessed.\n", directory.c_str());
+            return filenames; // Return empty vector
+        }
+
+        do
+        {
+            // Ignore "." and ".." and only include regular files (not directories)
+            if (!(findFileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
+            {
+                std::string filename(findFileData.cFileName);
+                filenames.push_back(filename);
+            }
+        } while (FindNextFileA(hFind, &findFileData) != 0);
+
+        FindClose(hFind);
+
+        return filenames;
+    }
 }

src/filesystem.h

@@ -1,10 +1,12 @@
 #include <cstdint>
 #include <string>
+#include <vector>
 
 namespace filesystem
 {
     void create_nested_dirs(const char *path);
     int write_file_to_disk(const char *file_path, const char *data, size_t data_size);
     bool file_exists(const std::string &file_path);
     std::string read_file_to_string(const std::string &file_path);
+    std::vector<std::string> list_files_in_directory(const std::string &directory);
 }