Implement sys_dbg_read_process_memory and sys_dbg_write_process_memory

This commit is contained in:
Chris Weermann (TGE) 2018-07-09 22:30:28 +02:00 committed by Ivan
parent d266a25618
commit c5dcef52fa
5 changed files with 132 additions and 8 deletions

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@ -7,6 +7,66 @@
logs::channel sys_lv2dbg("sys_lv2dbg");
template <>
void fmt_class_string<CellLv2DbgError>::format(std::string& out, u64 arg)
{
format_enum(out, arg, [](CellLv2DbgError value)
{
switch (value)
{
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDPROCESSID);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDTHREADID);
STR_CASE(CELL_LV2DBG_ERROR_DEILLEGALREGISTERTYPE);
STR_CASE(CELL_LV2DBG_ERROR_DEILLEGALREGISTERNUMBER);
STR_CASE(CELL_LV2DBG_ERROR_DEILLEGALTHREADSTATE);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDEFFECTIVEADDRESS);
STR_CASE(CELL_LV2DBG_ERROR_DENOTFOUNDPROCESSID);
STR_CASE(CELL_LV2DBG_ERROR_DENOMEM);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDARGUMENTS);
STR_CASE(CELL_LV2DBG_ERROR_DENOTFOUNDFILE);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDFILETYPE);
STR_CASE(CELL_LV2DBG_ERROR_DENOTFOUNDTHREADID);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDTHREADSTATUS);
STR_CASE(CELL_LV2DBG_ERROR_DENOAVAILABLEPROCESSID);
STR_CASE(CELL_LV2DBG_ERROR_DENOTFOUNDEVENTHANDLER);
STR_CASE(CELL_LV2DBG_ERROR_DESPNOROOM);
STR_CASE(CELL_LV2DBG_ERROR_DESPNOTFOUND);
STR_CASE(CELL_LV2DBG_ERROR_DESPINPROCESS);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDPRIMARYSPUTHREADID);
STR_CASE(CELL_LV2DBG_ERROR_DETHREADSTATEISNOTSTOPPED);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDTHREADTYPE);
STR_CASE(CELL_LV2DBG_ERROR_DECONTINUEFAILED);
STR_CASE(CELL_LV2DBG_ERROR_DESTOPFAILED);
STR_CASE(CELL_LV2DBG_ERROR_DENOEXCEPTION);
STR_CASE(CELL_LV2DBG_ERROR_DENOMOREEVENTQUE);
STR_CASE(CELL_LV2DBG_ERROR_DEEVENTQUENOTCREATED);
STR_CASE(CELL_LV2DBG_ERROR_DEEVENTQUEOVERFLOWED);
STR_CASE(CELL_LV2DBG_ERROR_DENOTIMPLEMENTED);
STR_CASE(CELL_LV2DBG_ERROR_DEQUENOTREGISTERED);
STR_CASE(CELL_LV2DBG_ERROR_DENOMOREEVENTPROCESS);
STR_CASE(CELL_LV2DBG_ERROR_DEPROCESSNOTREGISTERED);
STR_CASE(CELL_LV2DBG_ERROR_DEEVENTDISCARDED);
STR_CASE(CELL_LV2DBG_ERROR_DENOMORESYNCID);
STR_CASE(CELL_LV2DBG_ERROR_DESYNCIDALREADYADDED);
STR_CASE(CELL_LV2DBG_ERROR_DESYNCIDNOTFOUND);
STR_CASE(CELL_LV2DBG_ERROR_DESYNCIDNOTACQUIRED);
STR_CASE(CELL_LV2DBG_ERROR_DEPROCESSALREADYREGISTERED);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDLSADDRESS);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDOPERATION);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDMODULEID);
STR_CASE(CELL_LV2DBG_ERROR_DEHANDLERALREADYREGISTERED);
STR_CASE(CELL_LV2DBG_ERROR_DEINVALIDHANDLER);
STR_CASE(CELL_LV2DBG_ERROR_DEHANDLENOTREGISTERED);
STR_CASE(CELL_LV2DBG_ERROR_DEOPERATIONDENIED);
STR_CASE(CELL_LV2DBG_ERROR_DEHANDLERNOTINITIALIZED);
STR_CASE(CELL_LV2DBG_ERROR_DEHANDLERALREADYINITIALIZED);
STR_CASE(CELL_LV2DBG_ERROR_DEILLEGALCOREDUMPPARAMETER);
}
return unknown;
});
}
s32 sys_dbg_read_ppu_thread_context(u64 id, vm::ptr<sys_dbg_ppu_thread_context_t> ppu_context)
{
fmt::throw_exception("Unimplemented" HERE);

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@ -12,7 +12,7 @@
// Error Codes
enum
enum CellLv2DbgError : u32
{
CELL_LV2DBG_ERROR_DEINVALIDPROCESSID = 0x80010401,
CELL_LV2DBG_ERROR_DEINVALIDTHREADID = 0x80010402,

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@ -790,8 +790,8 @@ const std::array<ppu_function_t, 1024> s_ppu_syscall_table
null_func,//BIND_FUNC(sys_dbg_continue_processes) //901 (0x385)
null_func,//BIND_FUNC(sys_dbg_stop_threads) //902 (0x386)
null_func,//BIND_FUNC(sys_dbg_continue_threads) //903 (0x387)
null_func,//BIND_FUNC(sys_dbg_read_process_memory) //904 (0x388)
null_func,//BIND_FUNC(sys_dbg_write_process_memory) //905 (0x389)
BIND_FUNC(sys_dbg_read_process_memory), //904 (0x388)
BIND_FUNC(sys_dbg_write_process_memory), //905 (0x389)
null_func,//BIND_FUNC(sys_dbg_read_thread_register) //906 (0x38A)
null_func,//BIND_FUNC(sys_dbg_write_thread_register) //907 (0x38B)
null_func,//BIND_FUNC(sys_dbg_get_process_list) //908 (0x38C)

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@ -1,11 +1,70 @@
#include "stdafx.h"
#include "Emu/Memory/Memory.h"
#include "Emu/System.h"
#include "Emu/IdManager.h"
#include "Emu/Cell/ErrorCodes.h"
#include "Emu/Memory/Memory.h"
#include "sys_dbg.h"
#include "Emu/Cell/Modules/sys_lv2dbg.h"
logs::channel sys_dbg("sys_dbg");
error_code sys_dbg_read_process_memory(s32 pid, u32 address, u32 size, vm::ptr<void> data)
{
sys_dbg.warning("sys_dbg_read_process_memory(pid=0x%x, address=0x%llx, size=0x%x, data=*0x%x)", pid, address, size, data);
// Todo(TGEnigma): Process lookup (only 1 process exists right now)
if (pid != 1)
{
return CELL_LV2DBG_ERROR_DEINVALIDARGUMENTS;
}
if (!vm::check_addr(address, size))
{
return CELL_EFAULT;
}
if (!size || !data)
{
return CELL_LV2DBG_ERROR_DEINVALIDARGUMENTS;
}
// Check if data destination is writable
if (!vm::check_addr(data.addr(), size, vm::page_writable))
{
return CELL_EFAULT;
}
std::memcpy(data.get_ptr(), vm::get_super_ptr<u8>(address, size).get(), size);
return CELL_OK;
}
error_code sys_dbg_write_process_memory(s32 pid, u32 address, u32 size, vm::cptr<void> data)
{
sys_dbg.warning("sys_dbg_write_process_memory(pid=0x%x, address=0x%llx, size=0x%x, data=*0x%x)", pid, address, size, data);
// Todo(TGEnigma): Process lookup (only 1 process exists right now)
if (pid != 1)
{
return CELL_LV2DBG_ERROR_DEINVALIDARGUMENTS;
}
if (!vm::check_addr(address, size))
{
return CELL_EFAULT;
}
if (!size || !data)
{
return CELL_LV2DBG_ERROR_DEINVALIDARGUMENTS;
}
// Check if data source is readable
if (!vm::check_addr(data.addr(), size, vm::page_readable))
{
return CELL_EFAULT;
}
std::memcpy(vm::get_super_ptr<u8>(address, size).get(), data.get_ptr(), size);
return CELL_OK;
}

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@ -1 +1,6 @@
#pragma once
// Syscalls
error_code sys_dbg_read_process_memory(s32 pid, u32 address, u32 size, vm::ptr<void> data);
error_code sys_dbg_write_process_memory(s32 pid, u32 address, u32 size, vm::cptr<void> data);