From 57f139799ca1bee3199c1869cf2f9b84454fccd0 Mon Sep 17 00:00:00 2001
From: patois <dennis@backtrace.de>
Date: Mon, 9 Mar 2015 04:54:03 +0100
Subject: [PATCH] add syscalls 0x61, 0x62, 0x63, 0x64

---
 libctru/include/3ds/svc.h | 138 ++++++++++++++++++++++++++++++++++++++
 libctru/source/svc.s      |  24 +++++++
 2 files changed, 162 insertions(+)

diff --git a/libctru/include/3ds/svc.h b/libctru/include/3ds/svc.h
index 14dfb4e..08a25ab 100644
--- a/libctru/include/3ds/svc.h
+++ b/libctru/include/3ds/svc.h
@@ -15,6 +15,21 @@ typedef enum {
 	MEMOP_ALLOC_LINEAR=0x10003  // Allocate linear heap
 } MemOp;
 
+typedef enum {
+	MEMSTATE_FREE       = 0,
+	MEMSTATE_RESERVED   = 1,
+	MEMSTATE_IO         = 2,
+	MEMSTATE_STATIC     = 3,
+	MEMSTATE_CODE       = 4,
+	MEMSTATE_PRIVATE    = 5,
+	MEMSTATE_SHARED     = 6,
+	MEMSTATE_CONTINUOUS = 7,
+	MEMSTATE_ALIASED    = 8,
+	MEMSTATE_ALIAS      = 9,
+	MEMSTATE_ALIASCODE  = 10,
+	MEMSTATE_LOCKED     = 11
+} MemState;
+
 typedef enum {
 	MEMPERM_READ     = 1,
 	MEMPERM_WRITE    = 2,
@@ -42,6 +57,125 @@ typedef enum {
 	ARBITER_KERNEL4        =4,
 } ArbitrationType;
 
+typedef enum {
+	DBG_EVENT_PROCESS        = 0,
+	DBG_EVENT_CREATE_THREAD  = 1,
+	DBG_EVENT_EXIT_THREAD    = 2,
+	DBG_EVENT_EXIT_PROCESS   = 3,
+	DBG_EVENT_EXCEPTION      = 4,
+	DBG_EVENT_DLL_LOAD       = 5,
+	DBG_EVENT_DLL_UNLOAD     = 6,
+	DBG_EVENT_SCHEDULE_IN    = 7,
+	DBG_EVENT_SCHEDULE_OUT   = 8,
+	DBG_EVENT_SYSCALL_IN     = 9,
+	DBG_EVENT_SYSCALL_OUT    = 10,
+	DBG_EVENT_OUTPUT_STRING  = 11,
+	DBG_EVENT_MAP            = 12
+} DebugEventType;
+
+typedef enum {
+	REASON_CREATE = 1,
+	REASON_ATTACH = 2
+} ProcessEventReason;
+               
+typedef struct {
+	u64 program_id;
+	u8  process_name[8];
+	u32 process_id;
+	u32 reason;
+} ProcessEvent;
+
+typedef struct {
+	u32 creator_thread_id;
+	u32 base_addr;
+	u32 entry_point;
+} CreateThreadEvent;
+
+typedef enum {
+	EXITTHREAD_EVENT_NONE              = 0,
+	EXITTHREAD_EVENT_TERMINATE         = 1,
+	EXITTHREAD_EVENT_UNHANDLED_EXC     = 2,
+	EXITTHREAD_EVENT_TERMINATE_PROCESS = 3
+} ExitThreadEventReason;
+
+typedef enum {
+	EXITPROCESS_EVENT_NONE                = 0,
+	EXITPROCESS_EVENT_TERMINATE           = 1,
+	EXITPROCESS_EVENT_UNHANDLED_EXCEPTION = 2
+} ExitProcessEventReason;
+
+typedef struct {
+	u32 reason;
+} ExitProcessEvent;
+
+typedef struct {
+	u32 reason;
+} ExitThreadEvent;
+
+typedef struct {
+	u32 type;
+	u32 address;
+	u32 argument;
+} ExceptionEvent;
+
+typedef enum {
+	EXC_EVENT_UNDEFINED_INSTRUCTION = 0, // arg: (None)
+	EXC_EVENT_UNKNOWN1              = 1, // arg: (None)
+	EXC_EVENT_UNKNOWN2              = 2, // arg: address
+	EXC_EVENT_UNKNOWN3              = 3, // arg: address
+	EXC_EVENT_ATTACH_BREAK          = 4, // arg: (None)
+	EXC_EVENT_BREAKPOINT            = 5, // arg: (None)
+	EXC_EVENT_USER_BREAK            = 6, // arg: user break type
+	EXC_EVENT_DEBUGGER_BREAK        = 7, // arg: (None)
+	EXC_EVENT_UNDEFINED_SYSCALL     = 8  // arg: attempted syscall 
+} ExceptionEventType;
+
+typedef enum {
+	USERBREAK_PANIC  = 0,
+	USERBREAK_ASSERT = 1,
+	USERBREAK_USER   = 2
+} UserBreakType;
+
+typedef struct {
+	u64 clock_tick;
+} SchedulerInOutEvent;
+
+typedef struct {
+	u64 clock_tick;
+	u32 syscall;
+} SyscallInOutEvent;
+
+typedef struct {
+	u32 string_addr;
+	u32 string_size;
+} OutputStringEvent;
+
+typedef struct {
+	u32 mapped_addr;
+	u32 mapped_size;
+	u32 memperm;
+	u32 memstate;
+} MapEvent;
+
+typedef struct {
+	u32 type;
+	u32 thread_id;
+	u32 unknown[2];
+	union {
+		ProcessEvent process;
+		CreateThreadEvent create_thread;
+		ExitThreadEvent exit_thread;
+		ExitProcessEvent exit_process;
+		ExceptionEvent exception;
+		/* TODO: DLL_LOAD */
+		/* TODO: DLL_UNLOAD */
+		SchedulerInOutEvent scheduler;
+		SyscallInOutEvent syscall;
+		OutputStringEvent output_string;
+		MapEvent map;		
+	};
+} DebugEventInfo;
+
 static inline void* getThreadLocalStorage(void)
 {
 	void* ret;
@@ -92,6 +226,10 @@ s32  svcGetThreadId(u32 *out, Handle handle);
 s32  svcOutputDebugString(const char* str, int length);
 Result svcCreatePort(Handle* portServer, Handle* portClient, const char* name, s32 maxSessions);
 Result svcDebugActiveProcess(Handle* debug, u32 processId);
+Result svcBreakDebugProcess(Handle debug);
+Result svcTerminateDebugProcess(Handle debug);
+Result svcGetProcessDebugEvent(DebugEventInfo *info, Handle debug);
+Result svcContinueDebugEvent(Handle debug, u32 flags);
 Result svcGetProcessList(s32* processCount, u32* processIds, s32 processIdMaxCount);
 Result svcReadProcessMemory(void* buffer, Handle debug, u32 addr, u32 size);
 Result svcMapProcessMemory(Handle process, u32 startAddr, u32 endAddr);
diff --git a/libctru/source/svc.s b/libctru/source/svc.s
index af0d8a2..534a944 100644
--- a/libctru/source/svc.s
+++ b/libctru/source/svc.s
@@ -319,6 +319,30 @@ svcDebugActiveProcess:
 	str r1, [r2]
 	bx lr
 
+.global svcBreakDebugProcess
+.type svcBreakDebugProcess, %function
+svcBreakDebugProcess:
+	svc 0x61
+	bx lr
+
+.global svcTerminateDebugProcess
+.type svcTerminateDebugProcess, %function
+svcTerminateDebugProcess:
+	svc 0x62
+	bx lr
+
+.global svcGetProcessDebugEvent
+.type svcGetProcessDebugEvent, %function
+svcGetProcessDebugEvent:
+	svc 0x63
+	bx lr
+	
+.global svcContinueDebugEvent
+.type svcContinueDebugEvent, %function
+svcContinueDebugEvent:
+	svc 0x64
+	bx lr
+
 .global svcGetProcessList
 .type svcGetProcessList, %function
 svcGetProcessList: