Initial commit

devtools/create_supernova/file.cpp

@@ -0,0 +1,66 @@
+#include "file.h"
+
+bool File::open(const char *filename, AccessMode mode) {
+	f = fopen(filename, (mode == kFileReadMode) ? "rb" : "wb");
+	return (f != nullptr);
+}
+
+void File::close() {
+	fclose(f);
+	f = nullptr;
+}
+
+int File::seek(int32 offset, int whence) {
+	return fseek(f, offset, whence);
+}
+
+long File::read(void *buffer, int len) {
+	return fread(buffer, 1, len, f);
+}
+void File::write(const void *buffer, int len) {
+	fwrite(buffer, 1, len, f);
+}
+
+bool File::eof() {
+	return feof(f) != 0;
+}
+
+byte File::readByte() {
+	byte v;
+	read(&v, sizeof(byte));
+	return v;
+}
+
+uint16 File::readWord() {
+	uint16 v;
+	read(&v, sizeof(uint16));
+	return FROM_LE_16(v);
+}
+
+uint32 File::readLong() {
+	uint32 v;
+	read(&v, sizeof(uint32));
+	return FROM_LE_32(v);
+}
+
+void File::writeByte(byte v) {
+	write(&v, sizeof(byte));
+}
+
+void File::writeWord(uint16 v) {
+	uint16 vTemp = TO_LE_16(v);
+	write(&vTemp, sizeof(uint16));
+}
+
+void File::writeLong(uint32 v) {
+	uint32 vTemp = TO_LE_32(v);
+	write(&vTemp, sizeof(uint32));
+}
+
+void File::writeString(const char *s) {
+	write(s, strlen(s) + 1);
+}
+
+uint32 File::pos() {
+	return ftell(f);
+}