Add NpDrmPackage

db.json

@@ -3552,6 +3552,20 @@
         }, 
         "nid": 119
     }, 
+    "SceNpDrmPackage": {
+        "modules": {
+            "SceNpDrmPackage": {
+                "functions": {
+                    "_sceNpDrmPackageCheck": 2715321850,
+                    "_sceNpDrmPackageDecrypt": 3606076108
+                },
+                "kernel": false,
+                "nid": 2287029682,
+                "variables": {}
+            }
+        },
+        "nid": 120
+    },
     "SceNpManager": {
         "modules": {
             "SceNpManager": {

include/psp2/npdrmpackage.h

@@ -0,0 +1,62 @@
+/**
+ * \file
+ * \brief Header file which defines NpDrmPackage related variables and functions
+ *
+ * Copyright (C) 2016 PSP2SDK Project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef _PSP2_NPDRMPACKAGE_H_
+#define _PSP2_NPDRMPACKAGE_H_
+
+#include <psp2/types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/** Options for _sceNpDrmPackageDecrypt */
+typedef struct {
+	/** The offset in the encrypted data */
+	SceOff offset;
+
+	/**
+	 * The identifier specified for _sceNpDrmPackageCheck but NOT ORed
+     * with (1 << 8)
+	 */
+	unsigned int identifier;
+} _sceNpDrmPackageDecrypt_opt;
+
+/**
+ * Read the header of the PKG and initialize the context
+ *
+ * @param buffer - The buffer containing the header of PKG.
+ * @param size - The size of buffer. The minimum confirmed value is 0x8000.
+ * @param zero - Unknown. Supposed to be set to 0.
+ * @param identifier - arbitrary value [0, 6) ORed with (1 << 8) or 0.
+ *                     If it is set to 0, the function just checks the header
+ *                     and doesn't create the context.
+ *
+ * @return 0 on success, != 0 on error
+ */
+int _sceNpDrmPackageCheck(const void *buffer, SceSize size, int zero, unsigned int identifier);
+
+/**
+ * Decrypt a PKG
+ *
+ * @param buffer - The buffer containing the content of the PKG.
+ * @param size - The size of the buffer. The minimum confirmed value is 0x20.
+ * @param opt - The options.
+ *
+ * @return 0 on success, != 0 on error
+ */
+int _sceNpDrmPackageDecrypt(void * restrict buffer, SceSize size, _sceNpDrmPackageDecrypt_opt * restrict opt);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _PSP2_NPDRMPACKAGE_H_ */