Add file IO functions

NothinFancy/CMakeLists.txt

@@ -1,5 +1,5 @@
 # NF library CMakeLists.txt
-add_library(NothinFancy STATIC "src/Engine.cpp" "src/include/nf.h" "src/pch.h" "src/util.h" "src/util/log.h" "src/util/log.cpp" "src/include/nf/EngineConfig.h" "src/util/util.cpp")
+add_library(NothinFancy STATIC "src/Engine.cpp" "src/include/nf.h" "src/pch.h" "src/util.h" "src/util/log.h" "src/util/log.cpp" "src/include/nf/EngineConfig.h" "src/util/util.cpp" "src/util/file.h" "src/util/file.cpp")
 
 # Use C++20
 set_property(TARGET NothinFancy PROPERTY CXX_STANDARD 20)

NothinFancy/src/util.h

@@ -2,6 +2,7 @@
 #pragma once
 
 #include "util/log.h"
+#include "util/file.h"
 
 // Define NFTime
 #ifdef _DEBUG

NothinFancy/src/util/file.cpp

@@ -0,0 +1,25 @@
+// File IO functions implementation
+#include "pch.h"
+
+namespace nf::util {
+    bool readFile(const char* filename, std::string& out) {
+        std::ifstream fileStream(filename, std::ios::binary | std::ios::ate);
+        if (!fileStream.is_open())
+            return false;
+
+        size_t fileSize = fileStream.tellg();
+        out.resize(fileSize);
+        fileStream.seekg(0);
+        fileStream.read(out.data(), fileSize);
+        return true;
+    }
+
+    bool writeFile(const char* filename, const std::string& in) {
+        std::ofstream fileStream(filename, std::ios::binary | std::ios::trunc);
+        if (!fileStream.is_open())
+            return false;
+
+        fileStream << in;
+        return true;
+    }
+}

NothinFancy/src/util/file.h

@@ -0,0 +1,7 @@
+// File IO functions header
+#pragma once
+
+namespace nf::util {
+    bool readFile(const char* filename, std::string& out);
+    bool writeFile(const char* filename, const std::string& in);
+}