Move the kext outside Rosalina

- Stability (tm) - Boots 1s faster on N3DS - (∩ ͡° ͜ʖ ͡°)⊃━☆ﾟ
2017-06-13 02:00:41 +02:00
parent ae8ea7da16
commit e1d0602f25
78 changed files with 357 additions and 605 deletions
--- a/k11_extension/source/svc.c
+++ b/k11_extension/source/svc.c
@@ -0,0 +1,156 @@
+/*
+*   This file is part of Luma3DS
+*   Copyright (C) 2016-2017 Aurora Wright, TuxSH
+*
+*   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 3 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, see <http://www.gnu.org/licenses/>.
+*
+*   Additional Terms 7.b and 7.c of GPLv3 apply to this file:
+*       * Requiring preservation of specified reasonable legal notices or
+*         author attributions in that material or in the Appropriate Legal
+*         Notices displayed by works containing it.
+*       * Prohibiting misrepresentation of the origin of that material,
+*         or requiring that modified versions of such material be marked in
+*         reasonable ways as different from the original version.
+*/
+
+#include "svc.h"
+#include "svc/ControlMemory.h"
+#include "svc/GetProcessInfo.h"
+#include "svc/GetThreadInfo.h"
+#include "svc/GetSystemInfo.h"
+#include "svc/GetCFWInfo.h"
+#include "svc/ConnectToPort.h"
+#include "svc/SendSyncRequest.h"
+#include "svc/Break.h"
+#include "svc/SetGpuProt.h"
+#include "svc/SetWifiEnabled.h"
+#include "svc/Backdoor.h"
+#include "svc/KernelSetState.h"
+#include "svc/CustomBackdoor.h"
+#include "svc/MapProcessMemoryEx.h"
+#include "svc/UnmapProcessMemoryEx.h"
+#include "svc/ControlService.h"
+#include "svc/CopyHandle.h"
+#include "svc/TranslateHandle.h"
+
+void *officialSVCs[0x7E] = {NULL};
+
+static inline void yieldDuringRosalinaMenu(void)
+{
+    KProcess *currentProcess = currentCoreContext->objectContext.currentProcess;
+
+    u64 titleId = codeSetOfProcess(currentProcess)->titleId;
+    u32 highTitleId = (u32)(titleId >> 32), lowTitleId = (u32)titleId;
+    while((rosalinaState & 1) && idOfProcess(currentProcess) >= nbSection0Modules &&
+      (highTitleId != 0x00040130 || (highTitleId == 0x00040130 && (lowTitleId == 0x1A02 || lowTitleId == 0x1C02))))
+        SleepThread(25 * 1000 * 1000LL); 
+}
+
+void signalSvcEntry(u8 *pageEnd)
+{
+    u32 svcId = (u32) *(u8 *)(pageEnd - 0xB5);
+    KProcess *currentProcess = currentCoreContext->objectContext.currentProcess;
+
+    yieldDuringRosalinaMenu();
+    
+    if(svcId == 0xFE)
+        svcId = *(u32 *)(pageEnd - 0x110 + 8 * 4); // r12 ; note: max theortical SVC atm: 0x3FFFFFFF. We don't support catching svcIds >= 0x100 atm either
+
+    // Since DBGEVENT_SYSCALL_ENTRY is non blocking, we'll cheat using EXCEVENT_UNDEFINED_SYSCALL (debug->svcId is fortunately an u16!)
+    if(debugOfProcess(currentProcess) != NULL && shouldSignalSyscallDebugEvent(currentProcess, svcId))
+        SignalDebugEvent(DBGEVENT_OUTPUT_STRING, 0xFFFFFFFE, svcId);
+}
+
+void signalSvcReturn(u8 *pageEnd)
+{
+    u32 svcId = (u32) *(u8 *)(pageEnd - 0xB5);
+    KProcess *currentProcess = currentCoreContext->objectContext.currentProcess;
+
+    yieldDuringRosalinaMenu();
+
+    if(svcId == 0xFE)
+        svcId = *(u32 *)(pageEnd - 0x110 + 8 * 4); // r12 ; note: max theortical SVC atm: 0x1FFFFFFF. We don't support catching svcIds >= 0x100 atm either
+
+    // Since DBGEVENT_SYSCALL_RETURN is non blocking, we'll cheat using EXCEVENT_UNDEFINED_SYSCALL (debug->svcId is fortunately an u16!)
+    if(debugOfProcess(currentProcess) != NULL && shouldSignalSyscallDebugEvent(currentProcess, svcId))
+        SignalDebugEvent(DBGEVENT_OUTPUT_STRING, 0xFFFFFFFF, svcId);
+}
+
+void *svcHook(u8 *pageEnd)
+{
+    KProcess *currentProcess = currentCoreContext->objectContext.currentProcess;
+
+    u32 svcId = *(u8 *)(pageEnd - 0xB5);
+    if(svcId == 0xFE)
+        svcId = *(u32 *)(pageEnd - 0x110 + 8 * 4); // r12 ; note: max theortical SVC atm: 0x3FFFFFFF. We don't support catching svcIds >= 0x100 atm either
+    switch(svcId)
+    {
+        case 0x01:
+            return ControlMemoryHookWrapper;
+        case 0x2A:
+            return GetSystemInfoHookWrapper;
+        case 0x2B:
+            return GetProcessInfoHookWrapper;
+        case 0x2C:
+            return GetThreadInfoHookWrapper;
+        case 0x2D:
+            return ConnectToPortHookWrapper;
+        case 0x2E:
+            return GetCFWInfo; // DEPRECATED
+        case 0x32:
+            return SendSyncRequestHook;
+        case 0x3C:
+            return (debugOfProcess(currentProcess) != NULL) ? officialSVCs[0x3C] : (void *)Break;
+        case 0x59:
+            return SetGpuProt;
+        case 0x5A:
+            return SetWifiEnabled;
+        case 0x7B:
+            return Backdoor;
+        case 0x7C:
+            return KernelSetStateHook;
+
+
+        case 0x80:
+            return CustomBackdoor;
+
+        case 0x90:
+            return convertVAToPA;
+        case 0x91:
+            return flushDataCacheRange;
+        case 0x92:
+            return flushEntireDataCache;
+        case 0x93:
+            return invalidateInstructionCacheRange;
+        case 0x94:
+            return invalidateEntireInstructionCache;
+
+        case 0xA0:
+            return MapProcessMemoryEx;
+        case 0xA1:
+            return UnmapProcessMemoryEx;
+        case 0xA2:
+            return ControlMemoryEx;
+
+        case 0xB0:
+            return ControlService;
+        case 0xB1:
+            return CopyHandleWrapper;
+        case 0xB2:
+            return TranslateHandleWrapper;
+
+        default:
+            return (svcId <= 0x7D) ? officialSVCs[svcId] : NULL;
+    }
+}