Add memory buffer read/write functions

include/memorybuffer.h

@@ -5,6 +5,7 @@
 #include <istream>
 #include <memory>
 #include <cstring>
+#include <vector>
 
 enum class Seek {
     Current,
@@ -41,8 +42,6 @@ struct MemoryBuffer {
         position = end;
     }
 
-
-
     size_t size() const {
         return data.size();
     }
@@ -143,3 +142,4 @@ private:
 };
 
 void write_buffer_to_file(const MemoryBuffer& buffer, std::string_view path);
+MemoryBuffer read_file_to_buffer(std::string_view path);

src/memorybuffer.cpp

@@ -0,0 +1,29 @@
+#include "memorybuffer.h"
+
+void write_buffer_to_file(const MemoryBuffer& buffer, std::string_view path) {
+    FILE* file = fopen(path.data(), "wb");
+    if(file == nullptr)
+        throw std::runtime_error("Failed to open file for writing.");
+
+    fwrite(buffer.data.data(), buffer.data.size(), 1, file);
+
+    fclose(file);
+}
+
+MemoryBuffer read_file_to_buffer(std::string_view path) {
+    FILE* file = fopen(path.data(), "rb");
+    if(file == nullptr)
+        throw std::runtime_error("Failed to open file for reading.");
+
+    fseek(file, 0, SEEK_END);
+    size_t size = ftell(file);
+    fseek(file, 0, SEEK_SET);
+
+    MemoryBuffer buffer;
+    buffer.data.resize(size);
+    fread(buffer.data.data(), size, 1, file);
+
+    fclose(file);
+
+    return buffer;
+}