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dmnt.gen2: enable attach to arbitrary program id

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Liam 2023-10-11 17:51:27 -04:00 committed by SciresM
parent 92a8c8eb88
commit 159f8d384b
3 changed files with 25 additions and 2 deletions
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1
libraries/libstratosphere/include/stratosphere/pm/pm_dmnt_api.hpp
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@ -28,6 +28,7 @@ namespace ams::pm::dmnt {
Result GetProcessId(os::ProcessId *out_process_id, const ncm::ProgramId program_id); Result GetProcessId(os::ProcessId *out_process_id, const ncm::ProgramId program_id);
Result GetApplicationProcessId(os::ProcessId *out_process_id); Result GetApplicationProcessId(os::ProcessId *out_process_id);
Result HookToCreateApplicationProcess(os::NativeHandle *out_handle); Result HookToCreateApplicationProcess(os::NativeHandle *out_handle);
Result HookToCreateProcess(os::NativeHandle *out_handle, const ncm::ProgramId program_id);
Result AtmosphereGetProcessInfo(os::NativeHandle *out_handle, ncm::ProgramLocation *out_loc, cfg::OverrideStatus *out_status, os::ProcessId process_id); Result AtmosphereGetProcessInfo(os::NativeHandle *out_handle, ncm::ProgramLocation *out_loc, cfg::OverrideStatus *out_status, os::ProcessId process_id);
#if defined(ATMOSPHERE_OS_HORIZON) #if defined(ATMOSPHERE_OS_HORIZON)

7
libraries/libstratosphere/source/pm/pm_dmnt_api.cpp
View file

@ -44,6 +44,13 @@ namespace ams::pm::dmnt {
R_SUCCEED(); R_SUCCEED();
} }
Result HookToCreateProcess(os::NativeHandle *out_handle, const ncm::ProgramId program_id) {
Event evt;
R_TRY(pmdmntHookToCreateProcess(std::addressof(evt), static_cast<u64>(program_id)));
*out_handle = evt.revent;
R_SUCCEED();
}
Result AtmosphereGetProcessInfo(os::NativeHandle *out_handle, ncm::ProgramLocation *out_loc, cfg::OverrideStatus *out_status, os::ProcessId process_id) { Result AtmosphereGetProcessInfo(os::NativeHandle *out_handle, ncm::ProgramLocation *out_loc, cfg::OverrideStatus *out_status, os::ProcessId process_id) {
*out_handle = os::InvalidNativeHandle; *out_handle = os::InvalidNativeHandle;
*out_loc = {}; *out_loc = {};

19
stratosphere/dmnt.gen2/source/dmnt2_gdb_server_impl.cpp
View file

@ -2105,9 +2105,24 @@ namespace ams::dmnt {
ParsePrefix(command, "0x"); ParsePrefix(command, "0x");
/* Decode program id. */ /* Decode program id. */
const u64 program_id = DecodeHex(command); const ncm::ProgramId program_id(DecodeHex(command));
AppendReplyFormat(reply_cur, reply_end, "[TODO] wait for program id 0x%lx\n", program_id); /* Wait for the process to be created. */
{
/* Get hook to creation of process with program id. */
os::NativeHandle h;
R_ABORT_UNLESS(pm::dmnt::HookToCreateProcess(std::addressof(h), program_id));
/* Wait for event. */
os::SystemEvent hook_event(h, true, os::InvalidNativeHandle, false, os::EventClearMode_AutoClear);
hook_event.Wait();
}
/* Get process id. */
R_ABORT_UNLESS(pm::dmnt::GetProcessId(std::addressof(m_wait_process_id), program_id));
/* Note that we're attaching. */
AppendReplyFormat(reply_cur, reply_end, "Send `attach 0x%lx` to attach.\n", m_wait_process_id.value);
} else { } else {
std::memcpy(m_reply_cur, command, std::strlen(command) + 1); std::memcpy(m_reply_cur, command, std::strlen(command) + 1);
AppendReplyFormat(reply_cur, reply_end, "Unknown command `%s`\n", m_reply_cur); AppendReplyFormat(reply_cur, reply_end, "Unknown command `%s`\n", m_reply_cur);