fs.mitm: Intercept qlaunch sysver request

2018-10-24 14:05:07 -07:00
parent 5b219e6f58
commit c0fe4f7af7
4 changed files with 194 additions and 6 deletions
--- a/stratosphere/fs_mitm/source/setsys_mitm_service.hpp
+++ b/stratosphere/fs_mitm/source/setsys_mitm_service.hpp
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2018 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
+ */
+ 
+#pragma once
+#include <switch.h>
+#include <stratosphere/iserviceobject.hpp>
+#include "imitmserviceobject.hpp"
+#include "fsmitm_utils.hpp"
+
+enum class SetSysCmd {
+    GetFirmwareVersion = 3,
+    GetFirmwareVersion2 = 4,
+};
+
+class SetSysMitMService : public IMitMServiceObject {      
+    private:
+    public:
+        SetSysMitMService(Service *s) : IMitMServiceObject(s) {
+            /* ... */
+        }
+        
+        static bool should_mitm(u64 pid, u64 tid) {
+            /* Only MitM qlaunch, maintenance. */
+            return tid == 0x0100000000001000ULL || tid == 0x0100000000001015ULL;
+        }
+        
+        SetSysMitMService *clone() override {
+            auto new_srv = new SetSysMitMService((Service *)&this->forward_service);
+            this->clone_to(new_srv);
+            return new_srv;
+        }
+        
+        void clone_to(void *o) override {
+            /* ... */
+        }
+        
+        virtual Result dispatch(IpcParsedCommand &r, IpcCommand &out_c, u64 cmd_id, u8 *pointer_buffer, size_t pointer_buffer_size);
+        virtual void postprocess(IpcParsedCommand &r, IpcCommand &out_c, u64 cmd_id, u8 *pointer_buffer, size_t pointer_buffer_size);
+        virtual Result handle_deferred();
+    
+    protected:
+        /* Overridden commands. */
+        std::tuple<Result> get_firmware_version(OutPointerWithServerSize<SetSysFirmwareVersion, 0x1> out);
+        std::tuple<Result> get_firmware_version2(OutPointerWithServerSize<SetSysFirmwareVersion, 0x1> out);
+};