The-Homebrew-Cloud/Lime3DS
2
0
Fork 0
mirror of https://github.com/Lime3DS/Lime3DS.git synced 2024-11-30 13:24:16 +01:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #939 from Subv/queryprocmem

Browse Source 
Kernel/SVC: Implemented svcQueryProcessMemory
This commit is contained in:
bunnei 2015-07-20 00:34:41 -04:00
commit cd2bb2dc69
2 changed files with 28 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
src/core/hle/function_wrappers.h
View File

@ -99,6 +99,18 @@ template<ResultCode func(MemoryInfo*, PageInfo*, u32)> void Wrap() {
FuncReturn(retval);
}
template<ResultCode func(MemoryInfo*, PageInfo*, Handle, u32)> void Wrap() {
MemoryInfo memory_info = {};
PageInfo page_info = {};
u32 retval = func(&memory_info, &page_info, PARAM(2), PARAM(3)).raw;
Core::g_app_core->SetReg(1, memory_info.base_address);
Core::g_app_core->SetReg(2, memory_info.size);
Core::g_app_core->SetReg(3, memory_info.permission);
Core::g_app_core->SetReg(4, memory_info.state);
Core::g_app_core->SetReg(5, page_info.flags);
FuncReturn(retval);
}
template<ResultCode func(s32*, u32)> void Wrap(){
s32 param_1 = 0;
u32 retval = func(&param_1, PARAM(1)).raw;

22
src/core/hle/svc.cpp
View File

@ -530,11 +530,16 @@ static ResultCode ReleaseSemaphore(s32* count, Handle handle, s32 release_count)
return RESULT_SUCCESS;
}
/// Query memory
static ResultCode QueryMemory(MemoryInfo* memory_info, PageInfo* page_info, u32 addr) {
auto vma = Kernel::g_current_process->address_space->FindVMA(addr);
/// Query process memory
static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* page_info, Handle process_handle, u32 addr) {
using Kernel::Process;
Kernel::SharedPtr<Process> process = Kernel::g_handle_table.Get<Process>(process_handle);
if (process == nullptr)
return ERR_INVALID_HANDLE;
if (vma == Kernel::g_current_process->address_space->vma_map.end())
auto vma = process->address_space->FindVMA(addr);
if (vma == process->address_space->vma_map.end())
return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage);
memory_info->base_address = vma->second.base;
@ -543,10 +548,15 @@ static ResultCode QueryMemory(MemoryInfo* memory_info, PageInfo* page_info, u32
memory_info->state = static_cast<u32>(vma->second.meminfo_state);
page_info->flags = 0;
LOG_TRACE(Kernel_SVC, "called addr=0x%08X", addr);
LOG_TRACE(Kernel_SVC, "called process=0x%08X addr=0x%08X", process_handle, addr);
return RESULT_SUCCESS;
}
/// Query memory
static ResultCode QueryMemory(MemoryInfo* memory_info, PageInfo* page_info, u32 addr) {
return QueryProcessMemory(memory_info, page_info, Kernel::CurrentProcess, addr);
}
/// Create an event
static ResultCode CreateEvent(Handle* out_handle, u32 reset_type) {
using Kernel::Event;
@ -818,7 +828,7 @@ static const FunctionDef SVC_Table[] = {
{0x7A, nullptr, "AddCodeSegment"},
{0x7B, nullptr, "Backdoor"},
{0x7C, nullptr, "KernelSetState"},
{0x7D, nullptr, "QueryProcessMemory"},
{0x7D, HLE::Wrap<QueryProcessMemory>, "QueryProcessMemory"},
};
Common::Profiling::TimingCategory profiler_svc("SVC Calls");