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#include <fstream>
struct FileBuffer {
private:
char* data;
size_t size;
void free() {
delete[] data;
}
void copyFrom(const FileBuffer& other) {
this->size = other.size;
this->data = new char[size];
for (int i = 0; i < size; i++) {
this->data[i] = other.data[i];
}
}
public:
FileBuffer(const char* fileName) {
std::ifstream file(fileName);
if (!file.is_open()) {
throw "Couldn't open file!";
}
file.seekg(0, std::ios::end);
size = file.tellg();
data = new char[size];
file.seekg(0, std::ios::beg);
file.read(data, size);
file.close();
}
FileBuffer() {
data = nullptr;
size = 0;
}
~FileBuffer() {
free();
}
FileBuffer(const FileBuffer& other) {
copyFrom(other);
}
FileBuffer& operator=(const FileBuffer& other) {
if (this != &other) {
free();
copyFrom(other);
}
return *this;
}
};
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