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ro: fix process handle leak when using JitPlugin NROs

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This commit is contained in:
Michael Scire 2020-09-17 08:17:11 -07:00
parent 28ceedb533
commit 211a828730
3 changed files with 17 additions and 9 deletions
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10
stratosphere/ro/source/impl/ro_service_impl.cpp
View file

@ -382,13 +382,13 @@ namespace ams::ro::impl {
}
/* Context utilities. */
Result RegisterProcess(size_t *out_context_id, Handle process_handle, os::ProcessId process_id) {
Result RegisterProcess(size_t *out_context_id, os::ManagedHandle process_handle, os::ProcessId process_id) {
/* Validate process handle. */
{
os::ProcessId handle_pid = os::InvalidProcessId;
/* Validate handle is a valid process handle. */
R_UNLESS(R_SUCCEEDED(os::TryGetProcessId(&handle_pid, process_handle)), ResultInvalidProcess());
R_UNLESS(R_SUCCEEDED(os::TryGetProcessId(&handle_pid, process_handle.Get())), ResultInvalidProcess());
/* Validate process id. */
R_UNLESS(handle_pid == process_id, ResultInvalidProcess());
@ -397,7 +397,7 @@ namespace ams::ro::impl {
/* Check if a process context already exists. */
R_UNLESS(GetContextByProcessId(process_id) == nullptr, ResultInvalidSession());
*out_context_id = AllocateContext(process_handle, process_id);
*out_context_id = AllocateContext(process_handle.Move(), process_id);
return ResultSuccess();
}
@ -413,13 +413,13 @@ namespace ams::ro::impl {
}
/* Service implementations. */
Result RegisterModuleInfo(size_t context_id, Handle process_h, u64 nrr_address, u64 nrr_size, NrrKind nrr_kind, bool enforce_nrr_kind) {
Result RegisterModuleInfo(size_t context_id, os::ManagedHandle process_handle, u64 nrr_address, u64 nrr_size, NrrKind nrr_kind, bool enforce_nrr_kind) {
/* Get context. */
ProcessContext *context = GetContextById(context_id);
AMS_ABORT_UNLESS(context != nullptr);
/* Get program id. */
const ncm::ProgramId program_id = context->GetProgramId(process_h);
const ncm::ProgramId program_id = context->GetProgramId(process_handle.Get());
/* Validate address/size. */
R_TRY(ValidateAddressAndNonZeroSize(nrr_address, nrr_size));

4
stratosphere/ro/source/impl/ro_service_impl.hpp
View file

@ -30,12 +30,12 @@ namespace ams::ro::impl {
bool ShouldEaseNroRestriction();
/* Context utilities. */
Result RegisterProcess(size_t *out_context_id, Handle process_handle, os::ProcessId process_id);
Result RegisterProcess(size_t *out_context_id, os::ManagedHandle process_handle, os::ProcessId process_id);
Result ValidateProcess(size_t context_id, os::ProcessId process_id);
void UnregisterProcess(size_t context_id);
/* Service implementations. */
Result RegisterModuleInfo(size_t context_id, Handle process_h, u64 nrr_address, u64 nrr_size, NrrKind nrr_kind, bool enforce_nrr_kind);
Result RegisterModuleInfo(size_t context_id, os::ManagedHandle process_h, u64 nrr_address, u64 nrr_size, NrrKind nrr_kind, bool enforce_nrr_kind);
Result UnregisterModuleInfo(size_t context_id, u64 nrr_address);
Result MapManualLoadModuleMemory(u64 *out_address, size_t context_id, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size);
Result UnmapManualLoadModuleMemory(size_t context_id, u64 nro_address);

12
stratosphere/ro/source/ro_ro_service.cpp
View file

@ -56,12 +56,20 @@ namespace ams::ro {
}
Result RoService::RegisterProcessHandle(const sf::ClientProcessId &client_pid, sf::CopyHandle process_h) {
return impl::RegisterProcess(std::addressof(this->context_id), process_h.GetValue(), client_pid.GetValue());
/* Ensure we manage references to the process handle correctly. */
os::ManagedHandle process_handle(process_h.GetValue());
/* Register the process. */
return impl::RegisterProcess(std::addressof(this->context_id), std::move(process_handle), client_pid.GetValue());
}
Result RoService::RegisterProcessModuleInfo(const sf::ClientProcessId &client_pid, u64 nrr_address, u64 nrr_size, sf::CopyHandle process_h) {
/* Ensure we manage references to the process handle correctly. */
os::ManagedHandle process_handle(process_h.GetValue());
/* Register the module. */
R_TRY(impl::ValidateProcess(this->context_id, client_pid.GetValue()));
return impl::RegisterModuleInfo(this->context_id, process_h.GetValue(), nrr_address, nrr_size, this->nrr_kind, this->nrr_kind == NrrKind_JitPlugin);
return impl::RegisterModuleInfo(this->context_id, std::move(process_handle), nrr_address, nrr_size, this->nrr_kind, this->nrr_kind == NrrKind_JitPlugin);
}
}