1 files changed, 372 insertions, 0 deletions
diff --git a/backends/platform/ds/arm9/source/gbampsave.cpp b/backends/platform/ds/arm9/source/gbampsave.cpp
new file mode 100644
index 0000000000..bb5e44e722
--- /dev/null
+++ b/backends/platform/ds/arm9/source/gbampsave.cpp
@@ -0,0 +1,372 @@
+/* ScummVMDS - Scumm Interpreter DS Port
+ * Copyright (C) 2002-2004 The ScummVM project and Neil Millstone
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ */
+
+#include "gbampsave.h"
+#include "gba_nds_fat.h"
+
+/////////////////////////
+// GBAMP Save File
+/////////////////////////
+
+GBAMPSaveFile::GBAMPSaveFile(char* name, bool saveOrLoad) {
+	handle = DS::std_fopen(name, saveOrLoad? "w": "r");
+	//consolePrintf("%s handle is %d\n", name, handle);
+//	consolePrintf("Created %s\n", name);
+	bufferPos = 0;
+	saveSize = 0;
+	flushed = 0;
+}
+
+GBAMPSaveFile::~GBAMPSaveFile() {
+	flushSaveBuffer();
+	DS::std_fclose(handle);
+}
+
+uint32 GBAMPSaveFile::read(void *buf, uint32 size) {
+	saveSize += size;
+//	consolePrintf("Read %d %d ", size, saveSize);
+	return DS::std_fread(buf, 1, size, handle);
+}
+
+bool GBAMPSaveFile::eos() const {
+	return DS::std_feof(handle);
+}
+
+void GBAMPSaveFile::skip(uint32 bytes) {
+	DS::std_fseek(handle, bytes, SEEK_CUR);
+}
+
+void GBAMPSaveFile::flushSaveBuffer() {
+	if (bufferPos != 0) {
+//		consolePrintf("Flushing %d bytes\n", bufferPos);
+		flushed += bufferPos;
+		DS::std_fwrite(buffer, 1, bufferPos, handle);
+		bufferPos = 0;
+	}
+}
+
+uint32 GBAMPSaveFile::pos() const {
+	return DS::std_ftell(handle);
+}
+
+uint32 GBAMPSaveFile::size() const {
+	int position = pos();
+	DS::std_fseek(handle, 0, SEEK_END);
+	int size = DS::std_ftell(handle);
+	DS::std_fseek(handle, position, SEEK_SET);
+	return size;
+}
+
+void GBAMPSaveFile::seek(int32 pos, int whence) {
+	DS::std_fseek(handle, pos, whence);
+}
+
+
+uint32 GBAMPSaveFile::write(const void *buf, uint32 size) {
+	if (bufferPos + size > SAVE_BUFFER_SIZE) {
+		flushSaveBuffer();
+		saveSize += size;
+		DS::std_fwrite(buf, 1, size, handle);
+/*		int pos = 0;
+		
+		int rest = SAVE_BUFFER_SIZE - bufferPos;
+		memcpy(buffer + bufferPos, buf, rest);
+		bufferPos = 512;
+		pos += rest;
+		flushSaveBuffer();		
+		size -= rest;
+//		consolePrintf("First section: %d\n", rest);
+		
+		while (size >= 512) {
+			DS::std_fwrite(((char *) (buf)) + pos, 1, 512, handle);
+			size -= 512;
+			pos += 512;
+//			consolePrintf("Full chunk, %d left ", size);
+		}
+		
+		bufferPos = 0;
+		memcpy(buffer + bufferPos, ((char *) (buf)) + pos, size);
+		bufferPos += size;
+//		consolePrintf("%d left in buffer ", bufferPos);*/
+		
+	} else {
+	
+		memcpy(buffer + bufferPos, buf, size);
+		bufferPos += size;
+		
+		saveSize += size;
+	}
+	
+//	if ((size > 100) || (size <= 0)) consolePrintf("Write %d bytes\n", size);
+	return size;
+}
+
+
+//////////////////////////
+// GBAMP Save File Manager
+//////////////////////////
+
+GBAMPSaveFileManager::GBAMPSaveFileManager() {
+
+}
+
+GBAMPSaveFileManager::~GBAMPSaveFileManager() {
+
+}
+
+Common::SaveFile* GBAMPSaveFileManager::openSavefile(char const* name, bool saveOrLoad) {
+	char fileSpec[128];
+	
+	strcpy(fileSpec, getSavePath());
+	
+	if (fileSpec[strlen(fileSpec) - 1] == '/') {
+		sprintf(fileSpec, "%s%s", getSavePath(), name);
+	} else {
+		sprintf(fileSpec, "%s/%s", getSavePath(), name);
+	}
+	
+//	consolePrintf(fileSpec);
+
+	return new GBAMPSaveFile(fileSpec, saveOrLoad);
+}
+
+void GBAMPSaveFileManager::listSavefiles(char const* prefix, bool* marks, int num) {
+	enum { TYPE_NO_MORE = 0, TYPE_FILE = 1, TYPE_DIR = 2 };
+	char name[128];
+	char path[128];
+	
+	DS::std_cwd((char *) getSavePath());
+	
+	int fileType = FAT_FindFirstFile(name);
+	
+	for (int r = 0; r < num; r++) {
+		marks[r] = false;
+	}
+	
+	do {
+	
+		if (fileType == TYPE_FILE) {
+
+			FAT_GetLongFilename(name);
+			
+			for (int r = 0; r < num; r++) {
+				char str[128];
+				
+				
+				sprintf(str, "%s%02d", prefix, r);
+//				consolePrintf("%s != %s", str, name);
+				if (!stricmp(str, name)) {
+					marks[r] = true;
+//					consolePrintf("Matched %d", r);
+				}
+				
+			}
+			
+		}
+	
+	} while ((fileType = FAT_FindNextFile(name)));
+	
+	FAT_chdir("/");
+}
+/* ScummVMDS - Scumm Interpreter DS Port
+ * Copyright (C) 2002-2004 The ScummVM project and Neil Millstone
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ */
+
+#include "gbampsave.h"
+#include "gba_nds_fat.h"
+
+/////////////////////////
+// GBAMP Save File
+/////////////////////////
+
+GBAMPSaveFile::GBAMPSaveFile(char* name, bool saveOrLoad) {
+	handle = DS::std_fopen(name, saveOrLoad? "w": "r");
+	//consolePrintf("%s handle is %d\n", name, handle);
+//	consolePrintf("Created %s\n", name);
+	bufferPos = 0;
+	saveSize = 0;
+	flushed = 0;
+}
+
+GBAMPSaveFile::~GBAMPSaveFile() {
+	flushSaveBuffer();
+	DS::std_fclose(handle);
+}
+
+uint32 GBAMPSaveFile::read(void *buf, uint32 size) {
+	saveSize += size;
+//	consolePrintf("Read %d %d ", size, saveSize);
+	return DS::std_fread(buf, 1, size, handle);
+}
+
+bool GBAMPSaveFile::eos() const {
+	return DS::std_feof(handle);
+}
+
+void GBAMPSaveFile::skip(uint32 bytes) {
+	DS::std_fseek(handle, bytes, SEEK_CUR);
+}
+
+void GBAMPSaveFile::flushSaveBuffer() {
+	if (bufferPos != 0) {
+//		consolePrintf("Flushing %d bytes\n", bufferPos);
+		flushed += bufferPos;
+		DS::std_fwrite(buffer, 1, bufferPos, handle);
+		bufferPos = 0;
+	}
+}
+
+uint32 GBAMPSaveFile::pos() const {
+	return DS::std_ftell(handle);
+}
+
+uint32 GBAMPSaveFile::size() const {
+	int position = pos();
+	DS::std_fseek(handle, 0, SEEK_END);
+	int size = DS::std_ftell(handle);
+	DS::std_fseek(handle, position, SEEK_SET);
+	return size;
+}
+
+void GBAMPSaveFile::seek(int32 pos, int whence) {
+	DS::std_fseek(handle, pos, whence);
+}
+
+
+uint32 GBAMPSaveFile::write(const void *buf, uint32 size) {
+	if (bufferPos + size > SAVE_BUFFER_SIZE) {
+		flushSaveBuffer();
+		saveSize += size;
+		DS::std_fwrite(buf, 1, size, handle);
+/*		int pos = 0;
+		
+		int rest = SAVE_BUFFER_SIZE - bufferPos;
+		memcpy(buffer + bufferPos, buf, rest);
+		bufferPos = 512;
+		pos += rest;
+		flushSaveBuffer();		
+		size -= rest;
+//		consolePrintf("First section: %d\n", rest);
+		
+		while (size >= 512) {
+			DS::std_fwrite(((char *) (buf)) + pos, 1, 512, handle);
+			size -= 512;
+			pos += 512;
+//			consolePrintf("Full chunk, %d left ", size);
+		}
+		
+		bufferPos = 0;
+		memcpy(buffer + bufferPos, ((char *) (buf)) + pos, size);
+		bufferPos += size;
+//		consolePrintf("%d left in buffer ", bufferPos);*/
+		
+	} else {
+	
+		memcpy(buffer + bufferPos, buf, size);
+		bufferPos += size;
+		
+		saveSize += size;
+	}
+	
+//	if ((size > 100) || (size <= 0)) consolePrintf("Write %d bytes\n", size);
+	return size;
+}
+
+
+//////////////////////////
+// GBAMP Save File Manager
+//////////////////////////
+
+GBAMPSaveFileManager::GBAMPSaveFileManager() {
+
+}
+
+GBAMPSaveFileManager::~GBAMPSaveFileManager() {
+
+}
+
+Common::SaveFile* GBAMPSaveFileManager::openSavefile(char const* name, bool saveOrLoad) {
+	char fileSpec[128];
+	
+	strcpy(fileSpec, getSavePath());
+	
+	if (fileSpec[strlen(fileSpec) - 1] == '/') {
+		sprintf(fileSpec, "%s%s", getSavePath(), name);
+	} else {
+		sprintf(fileSpec, "%s/%s", getSavePath(), name);
+	}
+	
+//	consolePrintf(fileSpec);
+
+	return new GBAMPSaveFile(fileSpec, saveOrLoad);
+}
+
+void GBAMPSaveFileManager::listSavefiles(char const* prefix, bool* marks, int num) {
+	enum { TYPE_NO_MORE = 0, TYPE_FILE = 1, TYPE_DIR = 2 };
+	char name[128];
+	char path[128];
+	
+	DS::std_cwd((char *) getSavePath());
+	
+	int fileType = FAT_FindFirstFile(name);
+	
+	for (int r = 0; r < num; r++) {
+		marks[r] = false;
+	}
+	
+	do {
+	
+		if (fileType == TYPE_FILE) {
+
+			FAT_GetLongFilename(name);
+			
+			for (int r = 0; r < num; r++) {
+				char str[128];
+				
+				
+				sprintf(str, "%s%02d", prefix, r);
+//				consolePrintf("%s != %s", str, name);
+				if (!stricmp(str, name)) {
+					marks[r] = true;
+//					consolePrintf("Matched %d", r);
+				}
+				
+			}
+			
+		}
+	
+	} while ((fileType = FAT_FindNextFile(name)));
+	
+	FAT_chdir("/");
+}