Implemented sceResmgr_9DC14891()

jpcsp · Jan 9, 2019 · af7d237 · af7d237
1 parent 76e3b57
commit af7d237
Showing 1 changed file with 61 additions and 11 deletions.
diff --git a/src/jpcsp/HLE/modules/sceResmgr.java b/src/jpcsp/HLE/modules/sceResmgr.java
@@ -23,25 +23,75 @@
 import jpcsp.HLE.BufferInfo.Usage;
 import jpcsp.HLE.HLEFunction;
 import jpcsp.HLE.HLEModule;
-import jpcsp.HLE.HLEUnimplemented;
 import jpcsp.HLE.Modules;
 import jpcsp.HLE.TPointer;
 import jpcsp.HLE.TPointer32;
+import jpcsp.HLE.VFS.IVirtualFile;
+import jpcsp.HLE.VFS.IVirtualFileSystem;
+import jpcsp.HLE.kernel.types.SceIoStat;
+import jpcsp.crypto.CryptoEngine;
 
 public class sceResmgr extends HLEModule {
     public static Logger log = Modules.getLogger("sceResmgr");
 
-    @HLEUnimplemented
-    @HLEFunction(nid = 0x9DC14891, version = 150)
+    @Override
+	public void start() {
+    	createDummyIndexDat();
+
+    	super.start();
+	}
+
+    private static void createDummyIndexDat() {
+    	String fileName = "flash0:/vsh/etc/index_01g.dat";
+    	StringBuilder localFileName = new StringBuilder();
+    	IVirtualFileSystem vfs = Modules.IoFileMgrForUserModule.getVirtualFileSystem(fileName, localFileName);
+    	if (vfs == null) {
+    		return;
+    	}
+
+    	SceIoStat stat = new SceIoStat();
+    	int result = vfs.ioGetstat(localFileName.toString(), stat);
+    	if (result == 0 && stat.size > 0L) {
+    		// File already exists
+    		return;
+    	}
+
+    	vfs.ioMkdir("vsh", 0777);
+    	vfs.ioMkdir("vsh/etc", 0777);
+    	IVirtualFile vFile = vfs.ioOpen(localFileName.toString(), IoFileMgrForUser.PSP_O_WRONLY, 0777);
+
+    	String dummyContent = "release:6.60:\n";
+    	dummyContent += "build:5455,0,3,1,0:builder@vsh-build6\n";
+    	dummyContent += "system:57716@release_660,0x06060010:\n";
+    	dummyContent += "vsh:p6616@release_660,v58533@release_660,20110727:\n";
+    	dummyContent += "target:1:WorldWide\n";
+
+    	byte[] bytes = dummyContent.getBytes();
+    	vFile.ioWrite(bytes, 0, bytes.length);
+    	vFile.ioClose();
+    }
+
+	@HLEFunction(nid = 0x9DC14891, version = 150)
     public int sceResmgr_9DC14891(@BufferInfo(lengthInfo=LengthInfo.nextParameter, usage=Usage.inout) TPointer buffer, int bufferSize, @BufferInfo(usage=Usage.out) TPointer32 resultLengthAddr) {
-    	String result = "release:6.60:\n";
-    	result += "build:5455,0,3,1,0:builder@vsh-build6\n";
-    	result += "system:57716@release_660,0x06060010:\n";
-    	result += "vsh:p6616@release_660,v58533@release_660,20110727:\n";
-    	result += "target:1:WorldWide\n";
-
-    	buffer.setStringZ(result);
-    	resultLengthAddr.setValue(result.length());
+    	int resultLength;
+
+    	// Nothing to do ff the buffer is already decrypted
+    	if ("release:".equals(buffer.getStringNZ(0, 8))) {
+    		resultLength = bufferSize;
+    	} else {
+    		byte[] buf = buffer.getArray8(bufferSize);
+
+	    	int result = new CryptoEngine().getPRXEngine().DecryptPRX(buf, bufferSize, 9, null, null);
+	    	if (result < 0) {
+	    		log.error(String.format("sceResmgr_9DC14891 returning error 0x%08X", result));
+	    		return result;
+	    	}
+
+	    	resultLength = result;
+	    	buffer.setArray(buf, resultLength);
+    	}
+
+    	resultLengthAddr.setValue(resultLength);
 
     	return 0;
     }