mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-09-19 22:59:00 +00:00
ro: refactor/rewrite into sts:: namespace
This commit is contained in:
Michael Scire
parent
6bbece39bc
commit
9baa4a17ed
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@ -1 +1 @@
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Subproject commit f575d0644635582d83d484e7fc9691f6c17630b1
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Subproject commit 1d81da1230728993922126f756f6499b24be3eda
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@ -26,7 +26,7 @@ endif
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#---------------------------------------------------------------------------------
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TARGET := $(notdir $(CURDIR))
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BUILD := build
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SOURCES := source
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SOURCES := source source/impl
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DATA := data
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INCLUDES := include ../../common/include
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EXEFS_SRC := exefs_src
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103
stratosphere/ro/source/impl/ro_nro_utils.cpp
Normal file
103
stratosphere/ro/source/impl/ro_nro_utils.cpp
Normal file
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@ -0,0 +1,103 @@
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/*
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* Copyright (c) 2018-2019 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
|
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
|
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere/map.hpp>
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#include "ro_nro_utils.hpp"
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namespace sts::ro::impl {
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namespace {
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constexpr size_t MaxMapRetries = 0x200;
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}
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Result MapNro(u64 *out_base_address, Handle process_handle, u64 nro_heap_address, u64 nro_heap_size, u64 bss_heap_address, u64 bss_heap_size) {
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map::MappedCodeMemory nro_mcm(ResultRoInternalError);
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map::MappedCodeMemory bss_mcm(ResultRoInternalError);
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u64 base_address;
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/* Map the NRO, and map the BSS immediately after it. */
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size_t i;
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for (i = 0; i < MaxMapRetries; i++) {
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map::MappedCodeMemory tmp_nro_mcm(ResultRoInternalError);
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R_TRY(map::MapCodeMemoryInProcess(tmp_nro_mcm, process_handle, nro_heap_address, nro_heap_size));
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base_address = tmp_nro_mcm.GetDstAddress();
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if (bss_heap_size > 0) {
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map::MappedCodeMemory tmp_bss_mcm(process_handle, base_address + nro_heap_size, bss_heap_address, bss_heap_size);
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R_TRY_CATCH(tmp_bss_mcm.GetResult()) {
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R_CATCH(ResultKernelInvalidMemoryState) {
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continue;
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}
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} R_END_TRY_CATCH;
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if (!map::CanAddGuardRegionsInProcess(process_handle, base_address, nro_heap_size + bss_heap_size)) {
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continue;
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}
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bss_mcm = std::move(tmp_bss_mcm);
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} else {
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if (!map::CanAddGuardRegionsInProcess(process_handle, base_address, nro_heap_size)) {
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continue;
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}
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}
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nro_mcm = std::move(tmp_nro_mcm);
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break;
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}
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if (i == MaxMapRetries) {
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return ResultRoInsufficientAddressSpace;
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}
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/* Invalidation here actually prevents them from unmapping at scope exit. */
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nro_mcm.Invalidate();
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bss_mcm.Invalidate();
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*out_base_address = base_address;
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return ResultSuccess;
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}
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Result SetNroPerms(Handle process_handle, u64 base_address, u64 rx_size, u64 ro_size, u64 rw_size) {
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const u64 rx_offset = 0;
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const u64 ro_offset = rx_offset + rx_size;
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const u64 rw_offset = ro_offset + ro_size;
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R_TRY(svcSetProcessMemoryPermission(process_handle, base_address + rx_offset, rx_size, Perm_Rx));
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R_TRY(svcSetProcessMemoryPermission(process_handle, base_address + ro_offset, ro_size, Perm_R ));
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R_TRY(svcSetProcessMemoryPermission(process_handle, base_address + rw_offset, rw_size, Perm_Rw));
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return ResultSuccess;
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}
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Result UnmapNro(Handle process_handle, u64 base_address, u64 nro_heap_address, u64 bss_heap_address, u64 bss_heap_size, u64 code_size, u64 rw_size) {
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/* First, unmap bss. */
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if (bss_heap_size > 0) {
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R_TRY(svcUnmapProcessCodeMemory(process_handle, base_address + code_size + rw_size, bss_heap_address, bss_heap_size));
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}
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/* Next, unmap .rwdata */
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if (rw_size > 0) {
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R_TRY(svcUnmapProcessCodeMemory(process_handle, base_address + code_size, nro_heap_address + code_size, rw_size));
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}
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/* Finally, unmap .text + .rodata. */
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R_TRY(svcUnmapProcessCodeMemory(process_handle, base_address, nro_heap_address, code_size));
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return ResultSuccess;
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}
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}
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29
stratosphere/ro/source/impl/ro_nro_utils.hpp
Normal file
29
stratosphere/ro/source/impl/ro_nro_utils.hpp
Normal file
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@ -0,0 +1,29 @@
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/*
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* Copyright (c) 2018-2019 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <switch.h>
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#include <stratosphere.hpp>
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#include <stratosphere/ro.hpp>
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namespace sts::ro::impl {
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/* Utilities for working with NROs. */
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Result MapNro(u64 *out_base_address, Handle process_handle, u64 nro_heap_address, u64 nro_heap_size, u64 bss_heap_address, u64 bss_heap_size);
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Result SetNroPerms(Handle process_handle, u64 base_address, u64 rx_size, u64 ro_size, u64 rw_size);
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Result UnmapNro(Handle process_handle, u64 base_address, u64 nro_heap_address, u64 bss_heap_address, u64 bss_heap_size, u64 code_size, u64 rw_size);
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}
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120
stratosphere/ro/source/impl/ro_nrr_utils.cpp
Normal file
120
stratosphere/ro/source/impl/ro_nrr_utils.cpp
Normal file
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@ -0,0 +1,120 @@
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/*
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* Copyright (c) 2018-2019 Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
|
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stratosphere/map.hpp>
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#include "ro_nrr_utils.hpp"
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#include "ro_service_impl.hpp"
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namespace sts::ro::impl {
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namespace {
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/* Helper functions. */
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Result ValidateNrrSignature(const NrrHeader *header) {
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/* TODO: Implement RSA-2048 PSS..... */
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/* TODO: Check PSS fixed-key signature. */
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if (false) {
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return ResultRoNotAuthorized;
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}
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/* Check TitleID pattern is valid. */
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if (!header->IsTitleIdValid()) {
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return ResultRoNotAuthorized;
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}
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/* TODO: Check PSS signature over hashes. */
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if (false) {
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return ResultRoNotAuthorized;
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}
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return ResultSuccess;
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}
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Result ValidateNrr(const NrrHeader *header, u64 size, u64 title_id, ModuleType expected_type, bool enforce_type) {
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/* Check magic. */
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if (!header->IsMagicValid()) {
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return ResultRoInvalidNrr;
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}
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/* Check size. */
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if (header->GetSize() != size) {
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return ResultRoInvalidSize;
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}
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/* Only perform checks if we must. */
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const bool ease_nro_restriction = ShouldEaseNroRestriction();
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if (!ease_nro_restriction) {
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/* Check signature. */
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R_TRY(ValidateNrrSignature(header));
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/* Check title id. */
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if (title_id != header->GetTitleId()) {
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return ResultRoInvalidNrr;
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}
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/* Check type. */
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if (GetRuntimeFirmwareVersion() >= FirmwareVersion_700 && enforce_type) {
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if (expected_type != header->GetType()) {
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return ResultRoInvalidNrrType;
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}
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}
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}
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return ResultSuccess;
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}
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}
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/* Utilities for working with NRRs. */
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Result MapAndValidateNrr(NrrHeader **out_header, u64 *out_mapped_code_address, Handle process_handle, u64 title_id, u64 nrr_heap_address, u64 nrr_heap_size, ModuleType expected_type, bool enforce_type) {
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map::MappedCodeMemory nrr_mcm(ResultRoInternalError);
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/* First, map the NRR. */
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R_TRY(map::MapCodeMemoryInProcess(nrr_mcm, process_handle, nrr_heap_address, nrr_heap_size));
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const u64 code_address = nrr_mcm.GetDstAddress();
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uintptr_t map_address;
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if (R_FAILED(map::LocateMappableSpace(&map_address, nrr_heap_size))) {
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return ResultRoInsufficientAddressSpace;
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}
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/* Nintendo...does not check the return value of this map. We will check, instead of aborting if it fails. */
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map::AutoCloseMap nrr_map(map_address, process_handle, code_address, nrr_heap_size);
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if (!nrr_map.IsSuccess()) {
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return nrr_map.GetResult();
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}
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NrrHeader *nrr_header = reinterpret_cast<NrrHeader *>(map_address);
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R_TRY(ValidateNrr(nrr_header, nrr_heap_size, title_id, expected_type, enforce_type));
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/* Invalidation here actually prevents them from unmapping at scope exit. */
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nrr_map.Invalidate();
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nrr_mcm.Invalidate();
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*out_header = nrr_header;
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*out_mapped_code_address = code_address;
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return ResultSuccess;
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}
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Result UnmapNrr(Handle process_handle, const NrrHeader *header, u64 nrr_heap_address, u64 nrr_heap_size, u64 mapped_code_address) {
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R_TRY(svcUnmapProcessMemory(reinterpret_cast<void *>(const_cast<NrrHeader *>(header)), process_handle, mapped_code_address, nrr_heap_size));
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R_TRY(svcUnmapProcessCodeMemory(process_handle, mapped_code_address, nrr_heap_address, nrr_heap_size));
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return ResultSuccess;
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}
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}
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28
stratosphere/ro/source/impl/ro_nrr_utils.hpp
Normal file
28
stratosphere/ro/source/impl/ro_nrr_utils.hpp
Normal file
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@ -0,0 +1,28 @@
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/*
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* Copyright (c) 2018-2019 Atmosphère-NX
|
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*
|
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* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
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|
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#pragma once
|
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#include <switch.h>
|
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#include <stratosphere.hpp>
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#include <stratosphere/ro.hpp>
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|
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namespace sts::ro::impl {
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|
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/* Utilities for working with NRRs. */
|
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Result MapAndValidateNrr(NrrHeader **out_header, u64 *out_mapped_code_address, Handle process_handle, u64 title_id, u64 nrr_heap_address, u64 nrr_heap_size, ModuleType expected_type, bool enforce_type);
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Result UnmapNrr(Handle process_handle, const NrrHeader *header, u64 nrr_heap_address, u64 nrr_heap_size, u64 mapped_code_address);
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}
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39
stratosphere/ro/source/impl/ro_patcher.cpp
Normal file
39
stratosphere/ro/source/impl/ro_patcher.cpp
Normal file
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@ -0,0 +1,39 @@
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/*
|
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* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
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#include <stratosphere/patcher.hpp>
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|
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#include "ro_patcher.hpp"
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namespace sts::ro::impl {
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namespace {
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|
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constexpr const char *NroPatchesDirectory = "nro_patches";
|
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|
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/* NRO patches want to prevent modification of header, */
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/* but don't want to adjust offset relative to mapped location. */
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constexpr size_t NroPatchesProtectedSize = sizeof(NroHeader);
|
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constexpr size_t NroPatchesProtectedOffset = 0;
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||||
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}
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/* Apply IPS patches. */
|
||||
void LocateAndApplyIpsPatchesToModule(const ModuleId *module_id, u8 *mapped_nro, size_t mapped_size) {
|
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sts::patcher::LocateAndApplyIpsPatchesToModule(NroPatchesDirectory, NroPatchesProtectedSize, NroPatchesProtectedOffset, module_id, mapped_nro, mapped_size);
|
||||
}
|
||||
|
||||
}
|
||||
|
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@ -16,11 +16,11 @@
|
|||
|
||||
#pragma once
|
||||
#include <switch.h>
|
||||
#include <cstdio>
|
||||
#include <stratosphere/ro.hpp>
|
||||
|
||||
#include "ro_types.hpp"
|
||||
namespace sts::ro::impl {
|
||||
|
||||
class PatchUtils {
|
||||
public:
|
||||
static void ApplyPatches(const ModuleId *module_id, u8 *mapped_nro, size_t mapped_size);
|
||||
};
|
||||
/* Apply IPS patches. */
|
||||
void LocateAndApplyIpsPatchesToModule(const ModuleId *module_id, u8 *mapped_nro, size_t mapped_size);
|
||||
|
||||
}
|
||||
537
stratosphere/ro/source/impl/ro_service_impl.cpp
Normal file
537
stratosphere/ro/source/impl/ro_service_impl.cpp
Normal file
|
|
@ -0,0 +1,537 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <switch.h>
|
||||
#include <cstdio>
|
||||
#include <algorithm>
|
||||
#include <stratosphere.hpp>
|
||||
#include <stratosphere/map.hpp>
|
||||
|
||||
#include "ro_nrr_utils.hpp"
|
||||
#include "ro_nro_utils.hpp"
|
||||
#include "ro_patcher.hpp"
|
||||
#include "ro_service_impl.hpp"
|
||||
|
||||
namespace sts::ro::impl {
|
||||
|
||||
namespace {
|
||||
|
||||
/* Convenience definitions. */
|
||||
constexpr size_t MaxSessions = 0x4;
|
||||
constexpr size_t MaxNrrInfos = 0x40;
|
||||
constexpr size_t MaxNroInfos = 0x40;
|
||||
|
||||
/* Types. */
|
||||
struct Sha256Hash {
|
||||
u8 hash[SHA256_HASH_SIZE];
|
||||
|
||||
bool operator==(const Sha256Hash &o) const {
|
||||
return std::memcmp(this, &o, sizeof(*this)) == 0;
|
||||
}
|
||||
bool operator!=(const Sha256Hash &o) const {
|
||||
return std::memcmp(this, &o, sizeof(*this)) != 0;
|
||||
}
|
||||
bool operator<(const Sha256Hash &o) const {
|
||||
return std::memcmp(this, &o, sizeof(*this)) < 0;
|
||||
}
|
||||
bool operator>(const Sha256Hash &o) const {
|
||||
return std::memcmp(this, &o, sizeof(*this)) > 0;
|
||||
}
|
||||
};
|
||||
static_assert(sizeof(Sha256Hash) == sizeof(Sha256Hash::hash), "Sha256Hash definition!");
|
||||
|
||||
struct NroInfo {
|
||||
u64 base_address;
|
||||
u64 nro_heap_address;
|
||||
u64 nro_heap_size;
|
||||
u64 bss_heap_address;
|
||||
u64 bss_heap_size;
|
||||
u64 code_size;
|
||||
u64 rw_size;
|
||||
ModuleId module_id;
|
||||
bool in_use;
|
||||
};
|
||||
|
||||
struct NrrInfo {
|
||||
const NrrHeader *header;
|
||||
u64 nrr_heap_address;
|
||||
u64 nrr_heap_size;
|
||||
u64 mapped_code_address;
|
||||
bool in_use;
|
||||
};
|
||||
|
||||
struct ProcessContext {
|
||||
NroInfo nro_infos[MaxNroInfos];
|
||||
NrrInfo nrr_infos[MaxNrrInfos];
|
||||
Handle process_handle;
|
||||
u64 process_id;
|
||||
bool in_use;
|
||||
|
||||
u64 GetTitleId(Handle other_process_h) const {
|
||||
/* Automatically select a handle, allowing for override. */
|
||||
Handle process_h = this->process_handle;
|
||||
if (other_process_h != INVALID_HANDLE) {
|
||||
process_h = other_process_h;
|
||||
}
|
||||
|
||||
u64 title_id = 0;
|
||||
if (GetRuntimeFirmwareVersion() >= FirmwareVersion_300) {
|
||||
/* 3.0.0+: Use svcGetInfo. */
|
||||
R_ASSERT(svcGetInfo(&title_id, InfoType_TitleId, process_h, 0));
|
||||
} else {
|
||||
/* 1.0.0-2.3.0: We're not inside loader, so ask pm. */
|
||||
u64 process_id = 0;
|
||||
R_ASSERT(svcGetProcessId(&process_id, process_h));
|
||||
R_ASSERT(pminfoGetTitleId(&title_id, process_id));
|
||||
}
|
||||
return title_id;
|
||||
}
|
||||
|
||||
Result GetNrrInfoByAddress(NrrInfo **out, u64 nrr_heap_address) {
|
||||
for (size_t i = 0; i < MaxNrrInfos; i++) {
|
||||
if (this->nrr_infos[i].in_use && this->nrr_infos[i].nrr_heap_address == nrr_heap_address) {
|
||||
if (out != nullptr) {
|
||||
*out = &this->nrr_infos[i];
|
||||
}
|
||||
return ResultSuccess;
|
||||
}
|
||||
}
|
||||
return ResultRoNotRegistered;
|
||||
}
|
||||
|
||||
Result GetFreeNrrInfo(NrrInfo **out) {
|
||||
for (size_t i = 0; i < MaxNrrInfos; i++) {
|
||||
if (!this->nrr_infos[i].in_use) {
|
||||
if (out != nullptr) {
|
||||
*out = &this->nrr_infos[i];
|
||||
}
|
||||
return ResultSuccess;
|
||||
}
|
||||
}
|
||||
return ResultRoTooManyNrr;
|
||||
}
|
||||
|
||||
Result GetNroInfoByAddress(NroInfo **out, u64 nro_address) {
|
||||
for (size_t i = 0; i < MaxNroInfos; i++) {
|
||||
if (this->nro_infos[i].in_use && this->nro_infos[i].base_address == nro_address) {
|
||||
if (out != nullptr) {
|
||||
*out = &this->nro_infos[i];
|
||||
}
|
||||
return ResultSuccess;
|
||||
}
|
||||
}
|
||||
return ResultRoNotLoaded;
|
||||
}
|
||||
|
||||
Result GetNroInfoByModuleId(NroInfo **out, const ModuleId *module_id) {
|
||||
for (size_t i = 0; i < MaxNroInfos; i++) {
|
||||
if (this->nro_infos[i].in_use && std::memcmp(&this->nro_infos[i].module_id, module_id, sizeof(*module_id)) == 0) {
|
||||
if (out != nullptr) {
|
||||
*out = &this->nro_infos[i];
|
||||
}
|
||||
return ResultSuccess;
|
||||
}
|
||||
}
|
||||
return ResultRoNotLoaded;
|
||||
}
|
||||
|
||||
Result GetFreeNroInfo(NroInfo **out) {
|
||||
for (size_t i = 0; i < MaxNroInfos; i++) {
|
||||
if (!this->nro_infos[i].in_use) {
|
||||
if (out != nullptr) {
|
||||
*out = &this->nro_infos[i];
|
||||
}
|
||||
return ResultSuccess;
|
||||
}
|
||||
}
|
||||
return ResultRoTooManyNro;
|
||||
}
|
||||
|
||||
Result ValidateHasNroHash(const NroHeader *nro_header) const {
|
||||
/* Calculate hash. */
|
||||
Sha256Hash hash;
|
||||
sha256CalculateHash(&hash, nro_header, nro_header->GetSize());
|
||||
|
||||
for (size_t i = 0; i < MaxNrrInfos; i++) {
|
||||
if (this->nrr_infos[i].in_use) {
|
||||
const NrrHeader *nrr_header = this->nrr_infos[i].header;
|
||||
const Sha256Hash *nro_hashes = reinterpret_cast<const Sha256Hash *>(nrr_header->GetHashes());
|
||||
if (std::binary_search(nro_hashes, nro_hashes + nrr_header->GetNumHashes(), hash)) {
|
||||
return ResultSuccess;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return ResultRoNotAuthorized;
|
||||
}
|
||||
|
||||
Result ValidateNro(ModuleId *out_module_id, u64 *out_rx_size, u64 *out_ro_size, u64 *out_rw_size, u64 base_address, u64 expected_nro_size, u64 expected_bss_size) {
|
||||
/* Find space to map the NRO. */
|
||||
uintptr_t map_address;
|
||||
if (R_FAILED(map::LocateMappableSpace(&map_address, expected_nro_size))) {
|
||||
return ResultRoInsufficientAddressSpace;
|
||||
}
|
||||
|
||||
/* Actually map the NRO. */
|
||||
map::AutoCloseMap nro_map(map_address, this->process_handle, base_address, expected_nro_size);
|
||||
if (!nro_map.IsSuccess()) {
|
||||
return nro_map.GetResult();
|
||||
}
|
||||
|
||||
/* Validate header. */
|
||||
const NroHeader *header = reinterpret_cast<const NroHeader *>(map_address);
|
||||
if (!header->IsMagicValid()) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
|
||||
const u64 nro_size = header->GetSize();
|
||||
const u64 text_ofs = header->GetTextOffset();
|
||||
const u64 text_size = header->GetTextSize();
|
||||
const u64 ro_ofs = header->GetRoOffset();
|
||||
const u64 ro_size = header->GetRoSize();
|
||||
const u64 rw_ofs = header->GetRwOffset();
|
||||
const u64 rw_size = header->GetRwSize();
|
||||
const u64 bss_size = header->GetBssSize();
|
||||
if (nro_size != expected_nro_size || bss_size != expected_bss_size) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
if ((text_size & 0xFFF) || (ro_size & 0xFFF) || (rw_size & 0xFFF) || (bss_size & 0xFFF)) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
if (text_ofs > ro_ofs || ro_ofs > rw_ofs) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
if (text_ofs != 0 || text_ofs + text_size != ro_ofs || ro_ofs + ro_size != rw_ofs || rw_ofs + rw_size != nro_size) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
|
||||
/* Verify NRO hash. */
|
||||
R_TRY(this->ValidateHasNroHash(header));
|
||||
|
||||
/* Check if NRO has already been loaded. */
|
||||
const ModuleId *module_id = header->GetModuleId();
|
||||
if (R_SUCCEEDED(this->GetNroInfoByModuleId(nullptr, module_id))) {
|
||||
return ResultRoAlreadyLoaded;
|
||||
}
|
||||
|
||||
/* Apply patches to NRO. */
|
||||
LocateAndApplyIpsPatchesToModule(module_id, reinterpret_cast<u8 *>(map_address), nro_size);
|
||||
|
||||
/* Copy to output. */
|
||||
*out_module_id = *module_id;
|
||||
*out_rx_size = text_size;
|
||||
*out_ro_size = ro_size;
|
||||
*out_rw_size = rw_size;
|
||||
return ResultSuccess;
|
||||
}
|
||||
};
|
||||
|
||||
/* Globals. */
|
||||
ProcessContext g_process_contexts[MaxSessions] = {};
|
||||
bool g_is_development_hardware = false;
|
||||
bool g_is_development_function_enabled = false;
|
||||
|
||||
/* Context Helpers. */
|
||||
ProcessContext *GetContextById(size_t context_id) {
|
||||
if (context_id == InvalidContextId) {
|
||||
return nullptr;
|
||||
} else if (context_id < MaxSessions) {
|
||||
return &g_process_contexts[context_id];
|
||||
} else {
|
||||
std::abort();
|
||||
}
|
||||
}
|
||||
|
||||
ProcessContext *GetContextByProcessId(u64 process_id) {
|
||||
for (size_t i = 0; i < MaxSessions; i++) {
|
||||
if (g_process_contexts[i].process_id == process_id) {
|
||||
return &g_process_contexts[i];
|
||||
}
|
||||
}
|
||||
return nullptr;
|
||||
}
|
||||
|
||||
size_t AllocateContext(Handle process_handle, u64 process_id) {
|
||||
/* Find a free process context. */
|
||||
for (size_t i = 0; i < MaxSessions; i++) {
|
||||
ProcessContext *context = &g_process_contexts[i];
|
||||
if (!context->in_use) {
|
||||
std::memset(context, 0, sizeof(*context));
|
||||
context->process_id = process_id;
|
||||
context->process_handle = process_handle;
|
||||
context->in_use = true;
|
||||
return i;
|
||||
}
|
||||
}
|
||||
|
||||
/* Failure to find a free context is actually an abort condition. */
|
||||
std::abort();
|
||||
}
|
||||
|
||||
void FreeContext(size_t context_id) {
|
||||
ProcessContext *context = GetContextById(context_id);
|
||||
if (context != nullptr) {
|
||||
if (context->process_handle != INVALID_HANDLE) {
|
||||
for (size_t i = 0; i < MaxNrrInfos; i++) {
|
||||
if (context->nrr_infos[i].in_use) {
|
||||
UnmapNrr(context->process_handle, context->nrr_infos[i].header, context->nrr_infos[i].nrr_heap_address, context->nrr_infos[i].nrr_heap_size, context->nrr_infos[i].mapped_code_address);
|
||||
}
|
||||
}
|
||||
svcCloseHandle(context->process_handle);
|
||||
}
|
||||
std::memset(context, 0, sizeof(*context));
|
||||
context->in_use = false;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/* Access utilities. */
|
||||
void SetDevelopmentHardware(bool is_development_hardware) {
|
||||
g_is_development_hardware = is_development_hardware;
|
||||
}
|
||||
|
||||
void SetDevelopmentFunctionEnabled(bool is_development_function_enabled) {
|
||||
g_is_development_function_enabled = is_development_function_enabled;
|
||||
}
|
||||
|
||||
bool IsDevelopmentHardware() {
|
||||
return g_is_development_hardware;
|
||||
}
|
||||
|
||||
bool IsDevelopmentFunctionEnabled() {
|
||||
return g_is_development_function_enabled;
|
||||
}
|
||||
|
||||
bool ShouldEaseNroRestriction() {
|
||||
/* Retrieve whether we should ease restrictions from set:sys. */
|
||||
bool should_ease = false;
|
||||
if (R_FAILED(setsysGetSettingsItemValue("ro", "ease_nro_restriction", &should_ease, sizeof(should_ease)))) {
|
||||
return false;
|
||||
}
|
||||
|
||||
/* Nintendo only allows easing restriction on dev, we will allow on production, as well. */
|
||||
/* should_ease &= IsDevelopmentFunctionEnabled(); */
|
||||
return should_ease;
|
||||
}
|
||||
|
||||
/* Context utilities. */
|
||||
Result RegisterProcess(size_t *out_context_id, Handle process_handle, u64 process_id) {
|
||||
/* Validate process handle. */
|
||||
{
|
||||
u64 handle_pid = 0;
|
||||
|
||||
/* Validate handle is a valid process handle. */
|
||||
if (R_FAILED(svcGetProcessId(&handle_pid, process_handle))) {
|
||||
return ResultRoInvalidProcess;
|
||||
}
|
||||
|
||||
/* Validate process id. */
|
||||
if (handle_pid != process_id) {
|
||||
return ResultRoInvalidProcess;
|
||||
}
|
||||
}
|
||||
|
||||
/* Check if a process context already exists. */
|
||||
if (GetContextByProcessId(process_id) != nullptr) {
|
||||
return ResultRoInvalidSession;
|
||||
}
|
||||
|
||||
*out_context_id = AllocateContext(process_handle, process_id);
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result ValidateProcess(size_t context_id, u64 process_id) {
|
||||
const ProcessContext *ctx = GetContextById(context_id);
|
||||
if (ctx == nullptr || ctx->process_id != process_id) {
|
||||
return ResultRoInvalidProcess;
|
||||
}
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
void UnregisterProcess(size_t context_id) {
|
||||
FreeContext(context_id);
|
||||
}
|
||||
|
||||
/* Service implementations. */
|
||||
Result LoadNrr(size_t context_id, Handle process_h, u64 nrr_address, u64 nrr_size, ModuleType expected_type, bool enforce_type) {
|
||||
/* Get context. */
|
||||
ProcessContext *context = GetContextById(context_id);
|
||||
if (context == nullptr) {
|
||||
std::abort();
|
||||
}
|
||||
|
||||
/* Get title id. */
|
||||
const u64 title_id = context->GetTitleId(process_h);
|
||||
|
||||
/* Validate address/size. */
|
||||
if (nrr_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
if (nrr_size == 0 || (nrr_size & 0xFFF) || !(nrr_address < nrr_address + nrr_size)) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
|
||||
/* Check we have space for a new NRR. */
|
||||
NrrInfo *nrr_info = nullptr;
|
||||
R_TRY(context->GetFreeNrrInfo(&nrr_info));
|
||||
|
||||
/* Map. */
|
||||
NrrHeader *header = nullptr;
|
||||
u64 mapped_code_address = 0;
|
||||
R_TRY(MapAndValidateNrr(&header, &mapped_code_address, context->process_handle, title_id, nrr_address, nrr_size, expected_type, enforce_type));
|
||||
|
||||
/* Set NRR info. */
|
||||
nrr_info->in_use = true;
|
||||
nrr_info->header = header;
|
||||
nrr_info->nrr_heap_address = nrr_address;
|
||||
nrr_info->nrr_heap_size = nrr_size;
|
||||
nrr_info->mapped_code_address = mapped_code_address;
|
||||
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result UnloadNrr(size_t context_id, u64 nrr_address) {
|
||||
/* Get context. */
|
||||
ProcessContext *context = GetContextById(context_id);
|
||||
if (context == nullptr) {
|
||||
std::abort();
|
||||
}
|
||||
|
||||
/* Validate address. */
|
||||
if (nrr_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
|
||||
/* Check the NRR is loaded. */
|
||||
NrrInfo *nrr_info = nullptr;
|
||||
R_TRY(context->GetNrrInfoByAddress(&nrr_info, nrr_address));
|
||||
|
||||
/* Unmap. */
|
||||
const NrrInfo nrr_backup = *nrr_info;
|
||||
{
|
||||
/* Nintendo does this unconditionally, whether or not the actual unmap succeeds. */
|
||||
nrr_info->in_use = false;
|
||||
std::memset(nrr_info, 0, sizeof(*nrr_info));
|
||||
}
|
||||
return UnmapNrr(context->process_handle, nrr_backup.header, nrr_backup.nrr_heap_address, nrr_backup.nrr_heap_size, nrr_backup.mapped_code_address);
|
||||
}
|
||||
|
||||
Result LoadNro(u64 *out_address, size_t context_id, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size) {
|
||||
/* Get context. */
|
||||
ProcessContext *context = GetContextById(context_id);
|
||||
if (context == nullptr) {
|
||||
std::abort();
|
||||
}
|
||||
|
||||
/* Validate address/size. */
|
||||
if (nro_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
if (nro_size == 0 || (nro_size & 0xFFF) || !(nro_address < nro_address + nro_size)) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
if (bss_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
if ((bss_size & 0xFFF) || (bss_size > 0 && !(bss_address < bss_address + bss_size))) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
|
||||
const u64 total_size = nro_size + bss_size;
|
||||
if (total_size < nro_size || total_size < bss_size) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
|
||||
/* Check we have space for a new NRO. */
|
||||
NroInfo *nro_info = nullptr;
|
||||
R_TRY(context->GetFreeNroInfo(&nro_info));
|
||||
nro_info->nro_heap_address = nro_address;
|
||||
nro_info->nro_heap_size = nro_size;
|
||||
nro_info->bss_heap_address = bss_address;
|
||||
nro_info->bss_heap_size = bss_size;
|
||||
|
||||
/* Map the NRO. */
|
||||
R_TRY(MapNro(&nro_info->base_address, context->process_handle, nro_address, nro_size, bss_address, bss_size));
|
||||
|
||||
/* Validate the NRO (parsing region extents). */
|
||||
u64 rx_size, ro_size, rw_size;
|
||||
R_TRY_CLEANUP(context->ValidateNro(&nro_info->module_id, &rx_size, &ro_size, &rw_size, nro_info->base_address, nro_size, bss_size), {
|
||||
UnmapNro(context->process_handle, nro_info->base_address, nro_address, bss_address, bss_size, nro_size, 0);
|
||||
});
|
||||
|
||||
/* Set NRO perms. */
|
||||
R_TRY_CLEANUP(SetNroPerms(context->process_handle, nro_info->base_address, rx_size, ro_size, rw_size + bss_size), {
|
||||
UnmapNro(context->process_handle, nro_info->base_address, nro_address, bss_address, bss_size, rx_size + ro_size, rw_size);
|
||||
});
|
||||
|
||||
nro_info->code_size = rx_size + ro_size;
|
||||
nro_info->rw_size = rw_size;
|
||||
nro_info->in_use = true;
|
||||
*out_address = nro_info->base_address;
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result UnloadNro(size_t context_id, u64 nro_address) {
|
||||
/* Get context. */
|
||||
ProcessContext *context = GetContextById(context_id);
|
||||
if (context == nullptr) {
|
||||
std::abort();
|
||||
}
|
||||
|
||||
/* Validate address. */
|
||||
if (nro_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
|
||||
/* Check the NRO is loaded. */
|
||||
NroInfo *nro_info = nullptr;
|
||||
R_TRY(context->GetNroInfoByAddress(&nro_info, nro_address));
|
||||
|
||||
/* Unmap. */
|
||||
const NroInfo nro_backup = *nro_info;
|
||||
{
|
||||
/* Nintendo does this unconditionally, whether or not the actual unmap succeeds. */
|
||||
nro_info->in_use = false;
|
||||
std::memset(nro_info, 0, sizeof(*nro_info));
|
||||
}
|
||||
return UnmapNro(context->process_handle, nro_backup.base_address, nro_backup.nro_heap_address, nro_backup.bss_heap_address, nro_backup.bss_heap_size, nro_backup.code_size, nro_backup.rw_size);
|
||||
}
|
||||
|
||||
/* Debug service implementations. */
|
||||
Result GetProcessModuleInfo(u32 *out_count, LoaderModuleInfo *out_infos, size_t max_out_count, u64 process_id) {
|
||||
size_t count = 0;
|
||||
const ProcessContext *context = GetContextByProcessId(process_id);
|
||||
if (context != nullptr) {
|
||||
for (size_t i = 0; i < MaxNroInfos && count < max_out_count; i++) {
|
||||
const NroInfo *nro_info = &context->nro_infos[i];
|
||||
if (!nro_info->in_use) {
|
||||
continue;
|
||||
}
|
||||
|
||||
/* Just copy out the info. */
|
||||
LoaderModuleInfo *out_info = &out_infos[count++];
|
||||
memcpy(out_info->build_id, &nro_info->module_id, sizeof(nro_info->module_id));
|
||||
out_info->base_address = nro_info->base_address;
|
||||
out_info->size = nro_info->nro_heap_size + nro_info->bss_heap_size;
|
||||
}
|
||||
}
|
||||
|
||||
*out_count = static_cast<u32>(count);
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
}
|
||||
48
stratosphere/ro/source/impl/ro_service_impl.hpp
Normal file
48
stratosphere/ro/source/impl/ro_service_impl.hpp
Normal file
|
|
@ -0,0 +1,48 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
#include <switch.h>
|
||||
#include <stratosphere.hpp>
|
||||
#include <stratosphere/ro.hpp>
|
||||
|
||||
namespace sts::ro::impl {
|
||||
|
||||
/* Definitions. */
|
||||
constexpr size_t InvalidContextId = static_cast<size_t>(-1);
|
||||
|
||||
/* Access utilities. */
|
||||
void SetDevelopmentHardware(bool is_development_hardware);
|
||||
void SetDevelopmentFunctionEnabled(bool is_development_function_enabled);
|
||||
bool IsDevelopmentHardware();
|
||||
bool IsDevelopmentFunctionEnabled();
|
||||
bool ShouldEaseNroRestriction();
|
||||
|
||||
/* Context utilities. */
|
||||
Result RegisterProcess(size_t *out_context_id, Handle process_handle, u64 process_id);
|
||||
Result ValidateProcess(size_t context_id, u64 process_id);
|
||||
void UnregisterProcess(size_t context_id);
|
||||
|
||||
/* Service implementations. */
|
||||
Result LoadNrr(size_t context_id, Handle process_h, u64 nrr_address, u64 nrr_size, ModuleType expected_type, bool enforce_type);
|
||||
Result UnloadNrr(size_t context_id, u64 nrr_address);
|
||||
Result LoadNro(u64 *out_address, size_t context_id, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size);
|
||||
Result UnloadNro(size_t context_id, u64 nro_address);
|
||||
|
||||
/* Debug service implementations. */
|
||||
Result GetProcessModuleInfo(u32 *out_count, LoaderModuleInfo *out_infos, size_t max_out_count, u64 process_id);
|
||||
|
||||
}
|
||||
|
|
@ -14,16 +14,20 @@
|
|||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <climits>
|
||||
#include <switch.h>
|
||||
#include <stratosphere.hpp>
|
||||
#include <climits>
|
||||
|
||||
#include "ro_debug_monitor.hpp"
|
||||
#include "ro_registration.hpp"
|
||||
#include "impl/ro_service_impl.hpp"
|
||||
|
||||
Result DebugMonitorService::GetProcessModuleInfo(Out<u32> count, OutBuffer<LoaderModuleInfo> out_infos, u64 pid) {
|
||||
if (out_infos.num_elements > INT_MAX) {
|
||||
return ResultRoInvalidSize;
|
||||
namespace sts::ro {
|
||||
|
||||
Result DebugMonitorService::GetProcessModuleInfo(Out<u32> count, OutBuffer<LoaderModuleInfo> out_infos, u64 pid) {
|
||||
if (out_infos.num_elements > INT_MAX) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
return impl::GetProcessModuleInfo(count.GetPointer(), out_infos.buffer, out_infos.num_elements, pid);
|
||||
}
|
||||
return Registration::GetProcessModuleInfo(count.GetPointer(), out_infos.buffer, out_infos.num_elements, pid);
|
||||
|
||||
}
|
||||
|
|
@ -18,16 +18,20 @@
|
|||
#include <switch.h>
|
||||
#include <stratosphere.hpp>
|
||||
|
||||
enum DebugMonitorServiceCmd {
|
||||
Dmnt_Cmd_GetProcessModuleInfo = 0
|
||||
};
|
||||
namespace sts::ro {
|
||||
|
||||
class DebugMonitorService final : public IServiceObject {
|
||||
private:
|
||||
/* Actual commands. */
|
||||
Result GetProcessModuleInfo(Out<u32> count, OutBuffer<LoaderModuleInfo> out_infos, u64 pid);
|
||||
public:
|
||||
DEFINE_SERVICE_DISPATCH_TABLE {
|
||||
MakeServiceCommandMeta<Dmnt_Cmd_GetProcessModuleInfo, &DebugMonitorService::GetProcessModuleInfo>(),
|
||||
};
|
||||
};
|
||||
class DebugMonitorService final : public IServiceObject {
|
||||
protected:
|
||||
enum class CommandId {
|
||||
GetProcessModuleInfo = 0,
|
||||
};
|
||||
private:
|
||||
/* Actual commands. */
|
||||
Result GetProcessModuleInfo(Out<u32> count, OutBuffer<LoaderModuleInfo> out_infos, u64 pid);
|
||||
public:
|
||||
DEFINE_SERVICE_DISPATCH_TABLE {
|
||||
MakeServiceCommandMeta<CommandId::GetProcessModuleInfo, &DebugMonitorService::GetProcessModuleInfo>(),
|
||||
};
|
||||
};
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -22,10 +22,11 @@
|
|||
#include <switch.h>
|
||||
#include <atmosphere.h>
|
||||
#include <stratosphere.hpp>
|
||||
#include <stratosphere/ro.hpp>
|
||||
#include <stratosphere/spl.hpp>
|
||||
|
||||
#include "ro_debug_monitor.hpp"
|
||||
#include "ro_service.hpp"
|
||||
#include "ro_registration.hpp"
|
||||
|
||||
extern "C" {
|
||||
extern u32 __start__;
|
||||
|
|
@ -85,24 +86,34 @@ void __appExit(void) {
|
|||
setsysExit();
|
||||
}
|
||||
|
||||
using namespace sts;
|
||||
|
||||
/* Helpers to create RO objects. */
|
||||
static const auto MakeRoServiceForSelf = []() { return std::make_shared<RelocatableObjectsService>(RoModuleType_ForSelf); };
|
||||
static const auto MakeRoServiceForOthers = []() { return std::make_shared<RelocatableObjectsService>(RoModuleType_ForOthers); };
|
||||
static const auto MakeRoServiceForSelf = []() { return std::make_shared<ro::Service>(ro::ModuleType::ForSelf); };
|
||||
static const auto MakeRoServiceForOthers = []() { return std::make_shared<ro::Service>(ro::ModuleType::ForOthers); };
|
||||
|
||||
int main(int argc, char **argv)
|
||||
{
|
||||
/* Initialize. */
|
||||
Registration::Initialize();
|
||||
/* Initialize Debug config. */
|
||||
{
|
||||
DoWithSmSession([]() {
|
||||
R_ASSERT(splInitialize());
|
||||
});
|
||||
ON_SCOPE_EXIT { splExit(); };
|
||||
|
||||
ro::SetDevelopmentHardware(spl::IsDevelopmentHardware());
|
||||
ro::SetDevelopmentFunctionEnabled(spl::IsDevelopmentFunctionEnabled());
|
||||
}
|
||||
|
||||
/* Static server manager. */
|
||||
static auto s_server_manager = WaitableManager(1);
|
||||
|
||||
/* Create services. */
|
||||
s_server_manager.AddWaitable(new ServiceServer<DebugMonitorService>("ro:dmnt", 2));
|
||||
s_server_manager.AddWaitable(new ServiceServer<ro::DebugMonitorService>("ro:dmnt", 2));
|
||||
/* NOTE: Official code passes 32 for ldr:ro max sessions. We will pass 2, because that's the actual limit. */
|
||||
s_server_manager.AddWaitable(new ServiceServer<RelocatableObjectsService, +MakeRoServiceForSelf>("ldr:ro", 2));
|
||||
s_server_manager.AddWaitable(new ServiceServer<ro::Service, +MakeRoServiceForSelf>("ldr:ro", 2));
|
||||
if (GetRuntimeFirmwareVersion() >= FirmwareVersion_700) {
|
||||
s_server_manager.AddWaitable(new ServiceServer<RelocatableObjectsService, +MakeRoServiceForOthers>("ro:1", 2));
|
||||
s_server_manager.AddWaitable(new ServiceServer<ro::Service, +MakeRoServiceForOthers>("ro:1", 2));
|
||||
}
|
||||
|
||||
/* Loop forever, servicing our services. */
|
||||
|
|
|
|||
|
|
@ -1,219 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <switch.h>
|
||||
#include <cstdio>
|
||||
|
||||
#include "ro_map.hpp"
|
||||
|
||||
bool MapUtils::CanAddGuardRegions(Handle process_handle, u64 address, u64 size) {
|
||||
MemoryInfo mem_info;
|
||||
u32 page_info;
|
||||
|
||||
/* Nintendo doesn't validate SVC return values at all. */
|
||||
/* TODO: Should we allow these to fail? */
|
||||
R_ASSERT(svcQueryProcessMemory(&mem_info, &page_info, process_handle, address - 1));
|
||||
if (mem_info.type == MemType_Unmapped && address - GuardRegionSize >= mem_info.addr) {
|
||||
R_ASSERT(svcQueryProcessMemory(&mem_info, &page_info, process_handle, address + size));
|
||||
return mem_info.type == MemType_Unmapped && address + size + GuardRegionSize <= mem_info.addr + mem_info.size;
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
Result MapUtils::LocateSpaceForMap(u64 *out, u64 out_size) {
|
||||
if (GetRuntimeFirmwareVersion() >= FirmwareVersion_200) {
|
||||
return LocateSpaceForMapModern(out, out_size);
|
||||
} else {
|
||||
return LocateSpaceForMapDeprecated(out, out_size);
|
||||
}
|
||||
}
|
||||
|
||||
Result MapUtils::MapCodeMemoryForProcess(MappedCodeMemory &out_mcm, Handle process_handle, u64 base_address, u64 size) {
|
||||
if (GetRuntimeFirmwareVersion() >= FirmwareVersion_200) {
|
||||
return MapCodeMemoryForProcessModern(out_mcm, process_handle, base_address, size);
|
||||
} else {
|
||||
if (R_FAILED(MapCodeMemoryForProcessDeprecated(out_mcm, process_handle, true, base_address, size))) {
|
||||
R_TRY(MapCodeMemoryForProcessDeprecated(out_mcm, process_handle, false, base_address, size));
|
||||
}
|
||||
return ResultSuccess;
|
||||
}
|
||||
}
|
||||
|
||||
Result MapUtils::LocateSpaceForMapModern(u64 *out, u64 out_size) {
|
||||
MemoryInfo mem_info = {};
|
||||
AddressSpaceInfo address_space = {};
|
||||
u32 page_info = 0;
|
||||
u64 cur_base = 0, cur_end = 0;
|
||||
|
||||
R_TRY(GetAddressSpaceInfo(&address_space, CUR_PROCESS_HANDLE));
|
||||
|
||||
cur_base = address_space.addspace_base;
|
||||
|
||||
cur_end = cur_base + out_size;
|
||||
if (cur_end <= cur_base) {
|
||||
return ResultKernelOutOfMemory;
|
||||
}
|
||||
|
||||
while (true) {
|
||||
if (address_space.heap_size && (address_space.heap_base <= cur_end - 1 && cur_base <= address_space.heap_end - 1)) {
|
||||
/* If we overlap the heap region, go to the end of the heap region. */
|
||||
if (cur_base == address_space.heap_end) {
|
||||
return ResultKernelOutOfMemory;
|
||||
}
|
||||
cur_base = address_space.heap_end;
|
||||
} else if (address_space.map_size && (address_space.map_base <= cur_end - 1 && cur_base <= address_space.map_end - 1)) {
|
||||
/* If we overlap the map region, go to the end of the map region. */
|
||||
if (cur_base == address_space.map_end) {
|
||||
return ResultKernelOutOfMemory;
|
||||
}
|
||||
cur_base = address_space.map_end;
|
||||
} else {
|
||||
R_ASSERT(svcQueryMemory(&mem_info, &page_info, cur_base));
|
||||
if (mem_info.type == 0 && mem_info.addr - cur_base + mem_info.size >= out_size) {
|
||||
*out = cur_base;
|
||||
return ResultSuccess;
|
||||
}
|
||||
if (mem_info.addr + mem_info.size <= cur_base) {
|
||||
return ResultKernelOutOfMemory;
|
||||
}
|
||||
cur_base = mem_info.addr + mem_info.size;
|
||||
if (cur_base >= address_space.addspace_end) {
|
||||
return ResultKernelOutOfMemory;
|
||||
}
|
||||
}
|
||||
cur_end = cur_base + out_size;
|
||||
if (cur_base + out_size <= cur_base) {
|
||||
return ResultKernelOutOfMemory;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Result MapUtils::LocateSpaceForMapDeprecated(u64 *out, u64 out_size) {
|
||||
MemoryInfo mem_info = {};
|
||||
u32 page_info = 0;
|
||||
|
||||
u64 cur_base = 0x8000000ULL;
|
||||
do {
|
||||
R_TRY(svcQueryMemory(&mem_info, &page_info, cur_base));
|
||||
|
||||
if (mem_info.type == 0 && mem_info.addr - cur_base + mem_info.size >= out_size) {
|
||||
*out = cur_base;
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
const u64 mem_end = mem_info.addr + mem_info.size;
|
||||
if (mem_info.type == 0x10 || mem_end < cur_base || (mem_end >> 31)) {
|
||||
return ResultKernelOutOfMemory;
|
||||
}
|
||||
|
||||
cur_base = mem_end;
|
||||
} while (true);
|
||||
}
|
||||
|
||||
Result MapUtils::MapCodeMemoryForProcessModern(MappedCodeMemory &out_mcm, Handle process_handle, u64 base_address, u64 size) {
|
||||
AddressSpaceInfo address_space = {};
|
||||
|
||||
R_TRY(GetAddressSpaceInfo(&address_space, process_handle));
|
||||
|
||||
if (size > address_space.addspace_size) {
|
||||
return ResultRoInsufficientAddressSpace;
|
||||
}
|
||||
|
||||
u64 try_address;
|
||||
for (unsigned int i = 0; i < LocateRetryCount; i++) {
|
||||
while (true) {
|
||||
try_address = address_space.addspace_base + (StratosphereRandomUtils::GetRandomU64((u64)(address_space.addspace_size - size) >> 12) << 12);
|
||||
if (address_space.heap_size && (address_space.heap_base <= try_address + size - 1 && try_address <= address_space.heap_end - 1)) {
|
||||
continue;
|
||||
}
|
||||
if (address_space.map_size && (address_space.map_base <= try_address + size - 1 && try_address <= address_space.map_end - 1)) {
|
||||
continue;
|
||||
}
|
||||
break;
|
||||
}
|
||||
MappedCodeMemory tmp_mcm(process_handle, try_address, base_address, size);
|
||||
|
||||
R_TRY_CATCH(tmp_mcm.GetResult()) {
|
||||
R_CATCH(ResultKernelInvalidMemoryState) {
|
||||
continue;
|
||||
}
|
||||
} R_END_TRY_CATCH;
|
||||
|
||||
if (!CanAddGuardRegions(process_handle, try_address, size)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
/* We're done searching. */
|
||||
out_mcm = std::move(tmp_mcm);
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
return ResultRoInsufficientAddressSpace;
|
||||
}
|
||||
|
||||
Result MapUtils::MapCodeMemoryForProcessDeprecated(MappedCodeMemory &out_mcm, Handle process_handle, bool is_64_bit, u64 base_address, u64 size) {
|
||||
u64 addspace_base, addspace_size;
|
||||
if (is_64_bit) {
|
||||
addspace_base = 0x8000000ULL;
|
||||
addspace_size = 0x78000000ULL;
|
||||
} else {
|
||||
addspace_base = 0x200000ULL;
|
||||
addspace_size = 0x3FE0000ULL;
|
||||
}
|
||||
|
||||
if (size > addspace_size) {
|
||||
return ResultRoInsufficientAddressSpace;
|
||||
}
|
||||
|
||||
u64 try_address;
|
||||
for (unsigned int i = 0; i < LocateRetryCount; i++) {
|
||||
try_address = addspace_base + (StratosphereRandomUtils::GetRandomU64((u64)(addspace_size - size) >> 12) << 12);
|
||||
|
||||
MappedCodeMemory tmp_mcm(process_handle, try_address, base_address, size);
|
||||
|
||||
R_TRY_CATCH(tmp_mcm.GetResult()) {
|
||||
R_CATCH(ResultKernelInvalidMemoryState) {
|
||||
continue;
|
||||
}
|
||||
} R_END_TRY_CATCH;
|
||||
|
||||
if (!CanAddGuardRegions(process_handle, try_address, size)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
/* We're done searching. */
|
||||
out_mcm = std::move(tmp_mcm);
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
return ResultRoInsufficientAddressSpace;
|
||||
}
|
||||
|
||||
Result MapUtils::GetAddressSpaceInfo(AddressSpaceInfo *out, Handle process_h) {
|
||||
R_TRY(svcGetInfo(&out->heap_base, 4, process_h, 0));
|
||||
R_TRY(svcGetInfo(&out->heap_size, 5, process_h, 0));
|
||||
R_TRY(svcGetInfo(&out->map_base, 2, process_h, 0));
|
||||
R_TRY(svcGetInfo(&out->map_size, 3, process_h, 0));
|
||||
R_TRY(svcGetInfo(&out->addspace_base, 12, process_h, 0));
|
||||
R_TRY(svcGetInfo(&out->addspace_size, 13, process_h, 0));
|
||||
|
||||
out->heap_end = out->heap_base + out->heap_size;
|
||||
out->map_end = out->map_base + out->map_size;
|
||||
out->addspace_end = out->addspace_base + out->addspace_size;
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
|
@ -1,132 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
#include <switch.h>
|
||||
#include <stratosphere.hpp>
|
||||
|
||||
class MappedCodeMemory {
|
||||
private:
|
||||
Handle process_handle = INVALID_HANDLE;
|
||||
Result result = ResultRoInternalError;
|
||||
u64 dst_address = 0;
|
||||
u64 src_address = 0;
|
||||
u64 size = 0;
|
||||
public:
|
||||
MappedCodeMemory() : process_handle(INVALID_HANDLE), result(ResultRoInternalError), dst_address(0), src_address(0), size(0) {
|
||||
/* ... */
|
||||
}
|
||||
|
||||
MappedCodeMemory(Handle p_h, u64 dst, u64 src, u64 sz) : process_handle(p_h), dst_address(dst), src_address(src), size(sz) {
|
||||
this->result = svcMapProcessCodeMemory(this->process_handle, this->dst_address, this->src_address, this->size);
|
||||
}
|
||||
|
||||
~MappedCodeMemory() {
|
||||
if (this->process_handle != INVALID_HANDLE && this->size > 0 && R_SUCCEEDED(this->result)) {
|
||||
R_ASSERT((this->result = svcUnmapProcessCodeMemory(this->process_handle, this->dst_address, this->src_address, this->size)));
|
||||
}
|
||||
}
|
||||
|
||||
u64 GetDstAddress() const {
|
||||
return this->dst_address;
|
||||
}
|
||||
|
||||
Result GetResult() const {
|
||||
return this->result;
|
||||
}
|
||||
|
||||
bool IsSuccess() const {
|
||||
return R_SUCCEEDED(this->result);
|
||||
}
|
||||
|
||||
void Invalidate() {
|
||||
this->process_handle = INVALID_HANDLE;
|
||||
}
|
||||
|
||||
MappedCodeMemory &operator=(MappedCodeMemory &&o) {
|
||||
this->process_handle = o.process_handle;
|
||||
this->result = o.result;
|
||||
this->dst_address = o.dst_address;
|
||||
this->src_address = o.src_address;
|
||||
this->size = o.size;
|
||||
o.Invalidate();
|
||||
return *this;
|
||||
}
|
||||
};
|
||||
|
||||
class AutoCloseMap {
|
||||
private:
|
||||
Handle process_handle;
|
||||
Result result;
|
||||
void *mapped_address;
|
||||
u64 base_address;
|
||||
u64 size;
|
||||
public:
|
||||
AutoCloseMap(void *mp, Handle p_h, u64 ba, u64 sz) : process_handle(p_h), mapped_address(mp), base_address(ba), size(sz) {
|
||||
this->result = svcMapProcessMemory(this->mapped_address, this->process_handle, this->base_address, this->size);
|
||||
}
|
||||
AutoCloseMap(u64 mp, Handle p_h, u64 ba, u64 sz) : process_handle(p_h), mapped_address(reinterpret_cast<void *>(mp)), base_address(ba), size(sz) {
|
||||
this->result = svcMapProcessMemory(this->mapped_address, this->process_handle, this->base_address, this->size);
|
||||
}
|
||||
|
||||
~AutoCloseMap() {
|
||||
if (this->process_handle != INVALID_HANDLE && R_SUCCEEDED(this->result)) {
|
||||
R_ASSERT((this->result = svcUnmapProcessMemory(this->mapped_address, this->process_handle, this->base_address, this->size)));
|
||||
}
|
||||
}
|
||||
|
||||
Result GetResult() const {
|
||||
return this->result;
|
||||
}
|
||||
|
||||
bool IsSuccess() const {
|
||||
return R_SUCCEEDED(this->result);
|
||||
}
|
||||
|
||||
void Invalidate() {
|
||||
this->process_handle = INVALID_HANDLE;
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
class MapUtils {
|
||||
public:
|
||||
static constexpr size_t GuardRegionSize = 0x4000;
|
||||
static constexpr size_t LocateRetryCount = 0x200;
|
||||
public:
|
||||
struct AddressSpaceInfo {
|
||||
u64 heap_base;
|
||||
u64 heap_size;
|
||||
u64 heap_end;
|
||||
u64 map_base;
|
||||
u64 map_size;
|
||||
u64 map_end;
|
||||
u64 addspace_base;
|
||||
u64 addspace_size;
|
||||
u64 addspace_end;
|
||||
};
|
||||
private:
|
||||
static Result GetAddressSpaceInfo(AddressSpaceInfo *out, Handle process_h);
|
||||
static Result LocateSpaceForMapDeprecated(u64 *out, u64 out_size);
|
||||
static Result LocateSpaceForMapModern(u64 *out, u64 out_size);
|
||||
|
||||
static Result MapCodeMemoryForProcessDeprecated(MappedCodeMemory &out_mcm, Handle process_handle, bool is_64_bit, u64 base_address, u64 size);
|
||||
static Result MapCodeMemoryForProcessModern(MappedCodeMemory &out_mcm, Handle process_handle, u64 base_address, u64 size);
|
||||
public:
|
||||
static Result LocateSpaceForMap(u64 *out, u64 out_size);
|
||||
static Result MapCodeMemoryForProcess(MappedCodeMemory &out_mcm, Handle process_handle, u64 base_address, u64 size);
|
||||
static bool CanAddGuardRegions(Handle process_handle, u64 address, u64 size);
|
||||
};
|
||||
|
|
@ -1,78 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <switch.h>
|
||||
#include <cstdio>
|
||||
#include <algorithm>
|
||||
#include <stratosphere.hpp>
|
||||
|
||||
#include "ro_nrr.hpp"
|
||||
#include "ro_registration.hpp"
|
||||
|
||||
Result NrrUtils::ValidateNrrSignature(const NrrHeader *header) {
|
||||
/* TODO: Implement RSA-2048 PSS..... */
|
||||
|
||||
/* TODO: Check PSS fixed-key signature. */
|
||||
if (false) {
|
||||
return ResultRoNotAuthorized;
|
||||
}
|
||||
|
||||
/* Check TitleID pattern is valid. */
|
||||
if ((header->title_id & header->title_id_mask) != header->title_id_pattern) {
|
||||
return ResultRoNotAuthorized;
|
||||
}
|
||||
|
||||
/* TODO: Check PSS signature over hashes. */
|
||||
if (false) {
|
||||
return ResultRoNotAuthorized;
|
||||
}
|
||||
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result NrrUtils::ValidateNrr(const NrrHeader *header, u64 size, u64 title_id, RoModuleType expected_type, bool enforce_type) {
|
||||
if (header->magic != MagicNrr0) {
|
||||
return ResultRoInvalidNrr;
|
||||
}
|
||||
if (header->nrr_size != size) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
|
||||
bool ease_nro_restriction = Registration::ShouldEaseNroRestriction();
|
||||
|
||||
/* Check signature. */
|
||||
if (!ease_nro_restriction) {
|
||||
R_TRY(ValidateNrrSignature(header));
|
||||
}
|
||||
|
||||
/* Check title id. */
|
||||
if (title_id != header->title_id) {
|
||||
if (!ease_nro_restriction) {
|
||||
return ResultRoInvalidNrr;
|
||||
}
|
||||
}
|
||||
|
||||
/* Check type. */
|
||||
if (GetRuntimeFirmwareVersion() >= FirmwareVersion_700) {
|
||||
if (!enforce_type || expected_type != static_cast<RoModuleType>(header->nrr_type)) {
|
||||
if (!ease_nro_restriction) {
|
||||
return ResultRoInvalidNrrType;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
|
@ -1,56 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
#include <switch.h>
|
||||
|
||||
#include <stratosphere.hpp>
|
||||
|
||||
enum RoModuleType : u32 {
|
||||
RoModuleType_ForSelf = 0,
|
||||
RoModuleType_ForOthers = 1,
|
||||
};
|
||||
|
||||
struct NrrHeader {
|
||||
u32 magic;
|
||||
u32 _0x4;
|
||||
u32 _0x8;
|
||||
u32 _0xC;
|
||||
u64 title_id_mask;
|
||||
u64 title_id_pattern;
|
||||
u64 _0x20;
|
||||
u64 _0x28;
|
||||
u8 modulus[0x100];
|
||||
u8 fixed_key_signature[0x100];
|
||||
u8 nrr_signature[0x100];
|
||||
u64 title_id;
|
||||
u32 nrr_size;
|
||||
u8 nrr_type; /* 7.0.0+ */
|
||||
u8 _0x33D[3];
|
||||
u32 hash_offset;
|
||||
u32 num_hashes;
|
||||
u64 _0x348;
|
||||
};
|
||||
static_assert(sizeof(NrrHeader) == 0x350, "NrrHeader definition!");
|
||||
|
||||
class NrrUtils {
|
||||
public:
|
||||
static constexpr u32 MagicNrr0 = 0x3052524E;
|
||||
private:
|
||||
static Result ValidateNrrSignature(const NrrHeader *header);
|
||||
public:
|
||||
static Result ValidateNrr(const NrrHeader *header, u64 size, u64 title_id, RoModuleType expected_type, bool enforce_type);
|
||||
};
|
||||
|
|
@ -1,186 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <cstdlib>
|
||||
#include <cstdint>
|
||||
#include <cstdio>
|
||||
#include <cstring>
|
||||
#include <dirent.h>
|
||||
#include <ctype.h>
|
||||
|
||||
#include <switch.h>
|
||||
#include "ro_patcher.hpp"
|
||||
#include "ro_registration.hpp"
|
||||
|
||||
/* IPS Patching adapted from Luma3DS (https://github.com/AuroraWright/Luma3DS/blob/master/sysmodules/loader/source/patcher.c) */
|
||||
|
||||
#define IPS_MAGIC "PATCH"
|
||||
#define IPS_TAIL "EOF"
|
||||
|
||||
#define IPS32_MAGIC "IPS32"
|
||||
#define IPS32_TAIL "EEOF"
|
||||
|
||||
static inline u8 HexNybbleToU8(const char nybble) {
|
||||
if ('0' <= nybble && nybble <= '9') {
|
||||
return nybble - '0';
|
||||
} else if ('a' <= nybble && nybble <= 'f') {
|
||||
return nybble - 'a' + 0xa;
|
||||
} else {
|
||||
return nybble - 'A' + 0xA;
|
||||
}
|
||||
}
|
||||
|
||||
static bool MatchesBuildId(const char *name, size_t name_len, const u8 *build_id) {
|
||||
/* Validate name is hex build id. */
|
||||
for (unsigned int i = 0; i < name_len - 4; i++) {
|
||||
if (isxdigit(name[i]) == 0) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
/* Read build id from name. */
|
||||
u8 build_id_from_name[0x20] = {0};
|
||||
for (unsigned int name_ofs = 0, id_ofs = 0; name_ofs < name_len - 4; id_ofs++) {
|
||||
build_id_from_name[id_ofs] |= HexNybbleToU8(name[name_ofs++]) << 4;
|
||||
build_id_from_name[id_ofs] |= HexNybbleToU8(name[name_ofs++]);
|
||||
}
|
||||
|
||||
return memcmp(build_id, build_id_from_name, sizeof(build_id_from_name)) == 0;
|
||||
}
|
||||
|
||||
static void ApplyIpsPatch(u8 *mapped_nro, size_t mapped_size, bool is_ips32, FILE *f_ips) {
|
||||
u8 buffer[4];
|
||||
while (fread(buffer, is_ips32 ? 4 : 3, 1, f_ips) == 1) {
|
||||
if (is_ips32 && memcmp(buffer, IPS32_TAIL, 4) == 0) {
|
||||
break;
|
||||
} else if (!is_ips32 && memcmp(buffer, IPS_TAIL, 3) == 0) {
|
||||
break;
|
||||
}
|
||||
|
||||
/* Offset of patch. */
|
||||
u32 patch_offset;
|
||||
if (is_ips32) {
|
||||
patch_offset = (buffer[0] << 24) | (buffer[1] << 16) | (buffer[2] << 8) | buffer[3];
|
||||
} else {
|
||||
patch_offset = (buffer[0] << 16) | (buffer[1] << 8) | (buffer[2]);
|
||||
}
|
||||
|
||||
/* Size of patch. */
|
||||
if (fread(buffer, 2, 1, f_ips) != 1) {
|
||||
break;
|
||||
}
|
||||
u32 patch_size = (buffer[0] << 8) | (buffer[1]);
|
||||
|
||||
/* Check for RLE encoding. */
|
||||
if (patch_size == 0) {
|
||||
/* Size of RLE. */
|
||||
if (fread(buffer, 2, 1, f_ips) != 1) {
|
||||
break;
|
||||
}
|
||||
|
||||
u32 rle_size = (buffer[0] << 8) | (buffer[1]);
|
||||
|
||||
/* Value for RLE. */
|
||||
if (fread(buffer, 1, 1, f_ips) != 1) {
|
||||
break;
|
||||
}
|
||||
|
||||
if (patch_offset < sizeof(Registration::NroHeader)) {
|
||||
if (patch_offset + rle_size > sizeof(Registration::NroHeader)) {
|
||||
u32 diff = sizeof(Registration::NroHeader) - patch_offset;
|
||||
patch_offset += diff;
|
||||
rle_size -= diff;
|
||||
goto IPS_RLE_PATCH_OFFSET_WITHIN_BOUNDS;
|
||||
}
|
||||
} else {
|
||||
IPS_RLE_PATCH_OFFSET_WITHIN_BOUNDS:
|
||||
if (patch_offset + rle_size > mapped_size) {
|
||||
rle_size = mapped_size - patch_offset;
|
||||
}
|
||||
memset(mapped_nro + patch_offset, buffer[0], rle_size);
|
||||
}
|
||||
} else {
|
||||
if (patch_offset < sizeof(Registration::NroHeader)) {
|
||||
if (patch_offset + patch_size > sizeof(Registration::NroHeader)) {
|
||||
u32 diff = sizeof(Registration::NroHeader) - patch_offset;
|
||||
patch_offset += diff;
|
||||
patch_size -= diff;
|
||||
fseek(f_ips, diff, SEEK_CUR);
|
||||
goto IPS_DATA_PATCH_OFFSET_WITHIN_BOUNDS;
|
||||
} else {
|
||||
fseek(f_ips, patch_size, SEEK_CUR);
|
||||
}
|
||||
} else {
|
||||
IPS_DATA_PATCH_OFFSET_WITHIN_BOUNDS:
|
||||
u32 read_size = patch_size;
|
||||
if (patch_offset + read_size > mapped_size) {
|
||||
read_size = mapped_size - patch_offset;
|
||||
}
|
||||
if (fread(mapped_nro + patch_offset, read_size, 1, f_ips) != 1) {
|
||||
break;
|
||||
}
|
||||
if (patch_size > read_size) {
|
||||
fseek(f_ips, patch_size - read_size, SEEK_CUR);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void PatchUtils::ApplyPatches(const ModuleId *module_id, u8 *mapped_nro, size_t mapped_size) {
|
||||
/* Inspect all patches from /atmosphere/nro_patches/<*>/<*>.ips */
|
||||
char path[FS_MAX_PATH+1] = {0};
|
||||
snprintf(path, sizeof(path) - 1, "sdmc:/atmosphere/nro_patches");
|
||||
DIR *patches_dir = opendir(path);
|
||||
struct dirent *pdir_ent;
|
||||
if (patches_dir != NULL) {
|
||||
/* Iterate over the patches directory to find patch subdirectories. */
|
||||
while ((pdir_ent = readdir(patches_dir)) != NULL) {
|
||||
if (strcmp(pdir_ent->d_name, ".") == 0 || strcmp(pdir_ent->d_name, "..") == 0) {
|
||||
continue;
|
||||
}
|
||||
snprintf(path, sizeof(path) - 1, "sdmc:/atmosphere/nro_patches/%s", pdir_ent->d_name);
|
||||
DIR *patch_dir = opendir(path);
|
||||
struct dirent *ent;
|
||||
if (patch_dir != NULL) {
|
||||
/* Iterate over the patch subdirectory to find .ips patches. */
|
||||
while ((ent = readdir(patch_dir)) != NULL) {
|
||||
if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0) {
|
||||
continue;
|
||||
}
|
||||
size_t name_len = strlen(ent->d_name);
|
||||
if ((4 < name_len && name_len <= 0x44) && ((name_len & 1) == 0) && strcmp(ent->d_name + name_len - 4, ".ips") == 0 && MatchesBuildId(ent->d_name, name_len, module_id->build_id)) {
|
||||
snprintf(path, sizeof(path) - 1, "sdmc:/atmosphere/nro_patches/%s/%s", pdir_ent->d_name, ent->d_name);
|
||||
FILE *f_ips = fopen(path, "rb");
|
||||
if (f_ips != NULL) {
|
||||
u8 header[5];
|
||||
if (fread(header, 5, 1, f_ips) == 1) {
|
||||
if (memcmp(header, IPS_MAGIC, 5) == 0) {
|
||||
ApplyIpsPatch(mapped_nro, mapped_size, false, f_ips);
|
||||
} else if (memcmp(header, IPS32_MAGIC, 5) == 0) {
|
||||
ApplyIpsPatch(mapped_nro, mapped_size, true, f_ips);
|
||||
}
|
||||
}
|
||||
fclose(f_ips);
|
||||
}
|
||||
}
|
||||
}
|
||||
closedir(patch_dir);
|
||||
}
|
||||
}
|
||||
closedir(patches_dir);
|
||||
}
|
||||
}
|
||||
|
|
@ -1,463 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#include <switch.h>
|
||||
#include <cstdio>
|
||||
#include <algorithm>
|
||||
#include <stratosphere.hpp>
|
||||
|
||||
#include "ro_registration.hpp"
|
||||
#include "ro_map.hpp"
|
||||
#include "ro_nrr.hpp"
|
||||
#include "ro_patcher.hpp"
|
||||
|
||||
/* Declare process contexts as global array. */
|
||||
static Registration::RoProcessContext g_process_contexts[Registration::MaxSessions] = {};
|
||||
|
||||
static bool g_is_development_hardware, g_is_development_function_enabled;
|
||||
|
||||
void Registration::Initialize() {
|
||||
DoWithSmSession([&]() {
|
||||
R_ASSERT(splInitialize());
|
||||
});
|
||||
ON_SCOPE_EXIT { splExit(); };
|
||||
|
||||
R_ASSERT(splIsDevelopment(&g_is_development_hardware));
|
||||
|
||||
{
|
||||
u64 out_val = 0;
|
||||
R_ASSERT(splGetConfig(SplConfigItem_IsDebugMode, &out_val));
|
||||
g_is_development_function_enabled = out_val != 0;
|
||||
}
|
||||
}
|
||||
|
||||
bool Registration::ShouldEaseNroRestriction() {
|
||||
bool should_ease = false;
|
||||
|
||||
if (R_FAILED(setsysGetSettingsItemValue("ro", "ease_nro_restriction", &should_ease, sizeof(should_ease)))) {
|
||||
return false;
|
||||
}
|
||||
|
||||
/* Nintendo only allows easing restriction on dev, we will allow on production, as well. */
|
||||
/* should_ease &= g_is_development_function_enabled; */
|
||||
return should_ease;
|
||||
}
|
||||
|
||||
Result Registration::RegisterProcess(RoProcessContext **out_context, Handle process_handle, u64 process_id) {
|
||||
/* Check if a process context already exists. */
|
||||
for (size_t i = 0; i < Registration::MaxSessions; i++) {
|
||||
if (g_process_contexts[i].process_id == process_id) {
|
||||
return ResultRoInvalidSession;
|
||||
}
|
||||
}
|
||||
|
||||
/* Find a free process context. */
|
||||
for (size_t i = 0; i < Registration::MaxSessions; i++) {
|
||||
if (!g_process_contexts[i].in_use) {
|
||||
std::memset(&g_process_contexts[i], 0, sizeof(g_process_contexts[i]));
|
||||
g_process_contexts[i].process_id = process_id;
|
||||
g_process_contexts[i].process_handle = process_handle;
|
||||
g_process_contexts[i].in_use = true;
|
||||
*out_context = &g_process_contexts[i];
|
||||
return ResultSuccess;
|
||||
}
|
||||
}
|
||||
|
||||
/* Failure to find a free context is actually an abort condition. */
|
||||
/* TODO: Should this return an unofficial error code? */
|
||||
std::abort();
|
||||
}
|
||||
|
||||
void Registration::UnregisterProcess(RoProcessContext *context) {
|
||||
if (context->process_handle != INVALID_HANDLE) {
|
||||
for (size_t i = 0; i < Registration::MaxNrrInfos; i++) {
|
||||
if (context->nrr_in_use[i]) {
|
||||
UnmapNrr(context->process_handle, context->nrr_infos[i].header, context->nrr_infos[i].nrr_heap_address, context->nrr_infos[i].nrr_heap_size, context->nrr_infos[i].mapped_code_address);
|
||||
}
|
||||
}
|
||||
svcCloseHandle(context->process_handle);
|
||||
}
|
||||
std::memset(context, 0, sizeof(*context));
|
||||
}
|
||||
|
||||
Result Registration::GetProcessModuleInfo(u32 *out_count, LoaderModuleInfo *out_infos, size_t max_out_count, u64 process_id) {
|
||||
size_t count = 0;
|
||||
for (size_t sess = 0; sess < Registration::MaxSessions; sess++) {
|
||||
if (g_process_contexts[sess].process_id == process_id) {
|
||||
/* For convenience, helper. */
|
||||
const RoProcessContext *context = &g_process_contexts[sess];
|
||||
|
||||
for (size_t i = 0; i < Registration::MaxNroInfos && count < max_out_count; i++) {
|
||||
if (!context->nro_in_use[i]) {
|
||||
continue;
|
||||
}
|
||||
|
||||
/* Just copy out the info. */
|
||||
LoaderModuleInfo *out_info = &out_infos[count++];
|
||||
memcpy(out_info->build_id, &context->nro_infos[i].module_id, sizeof(context->nro_infos[i].module_id));
|
||||
out_info->base_address = context->nro_infos[i].base_address;
|
||||
out_info->size = context->nro_infos[i].nro_heap_size + context->nro_infos[i].bss_heap_size;
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
*out_count = static_cast<u32>(count);
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result Registration::LoadNrr(RoProcessContext *context, u64 title_id, u64 nrr_address, u64 nrr_size, RoModuleType expected_type, bool enforce_type) {
|
||||
/* Validate address/size. */
|
||||
if (nrr_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
if (nrr_size == 0 || (nrr_size & 0xFFF) || !(nrr_address < nrr_address + nrr_size)) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
|
||||
/* Check we have space for a new NRR. */
|
||||
size_t slot = 0;
|
||||
for (slot = 0; slot < Registration::MaxNrrInfos; slot++) {
|
||||
if (!context->nrr_in_use[slot]) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (slot == Registration::MaxNrrInfos) {
|
||||
return ResultRoTooManyNrr;
|
||||
}
|
||||
|
||||
NrrInfo *nrr_info = &context->nrr_infos[slot];
|
||||
|
||||
/* Map. */
|
||||
NrrHeader *header = nullptr;
|
||||
u64 mapped_code_address = 0;
|
||||
R_TRY(MapAndValidateNrr(&header, &mapped_code_address, context->process_handle, title_id, nrr_address, nrr_size, expected_type, enforce_type));
|
||||
|
||||
/* Set NRR info. */
|
||||
nrr_info->header = header;
|
||||
nrr_info->nrr_heap_address = nrr_address;
|
||||
nrr_info->nrr_heap_size = nrr_size;
|
||||
nrr_info->mapped_code_address = mapped_code_address;
|
||||
context->nrr_in_use[slot] = true;
|
||||
|
||||
/* TODO. */
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result Registration::UnloadNrr(RoProcessContext *context, u64 nrr_address) {
|
||||
/* Validate address. */
|
||||
if (nrr_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
|
||||
/* Check the NRR is loaded. */
|
||||
size_t slot = 0;
|
||||
for (slot = 0; slot < Registration::MaxNrrInfos; slot++) {
|
||||
if (!context->nrr_in_use[slot]) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if (context->nrr_infos[slot].nrr_heap_address == nrr_address) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (slot == Registration::MaxNrrInfos) {
|
||||
return ResultRoNotRegistered;
|
||||
}
|
||||
|
||||
/* Unmap. */
|
||||
const NrrInfo nrr_info = context->nrr_infos[slot];
|
||||
{
|
||||
/* Nintendo does this unconditionally, whether or not the actual unmap succeeds. */
|
||||
context->nrr_in_use[slot] = false;
|
||||
std::memset(&context->nrr_infos[slot], 0, sizeof(context->nrr_infos[slot]));
|
||||
}
|
||||
return UnmapNrr(context->process_handle, nrr_info.header, nrr_info.nrr_heap_address, nrr_info.nrr_heap_size, nrr_info.mapped_code_address);
|
||||
}
|
||||
|
||||
|
||||
Result Registration::LoadNro(u64 *out_address, RoProcessContext *context, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size) {
|
||||
/* Validate address/size. */
|
||||
if (nro_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
if (nro_size == 0 || (nro_size & 0xFFF) || !(nro_address < nro_address + nro_size)) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
if (bss_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
if ((bss_size & 0xFFF) || (bss_size > 0 && !(bss_address < bss_address + bss_size))) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
|
||||
const u64 total_size = nro_size + bss_size;
|
||||
if (total_size < nro_size || total_size < bss_size) {
|
||||
return ResultRoInvalidSize;
|
||||
}
|
||||
|
||||
/* Check we have space for a new NRO. */
|
||||
size_t slot = 0;
|
||||
for (slot = 0; slot < Registration::MaxNroInfos; slot++) {
|
||||
if (!context->nro_in_use[slot]) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (slot == Registration::MaxNroInfos) {
|
||||
return ResultRoTooManyNro;
|
||||
}
|
||||
|
||||
NroInfo *nro_info = &context->nro_infos[slot];
|
||||
nro_info->nro_heap_address = nro_address;
|
||||
nro_info->nro_heap_size = nro_size;
|
||||
nro_info->bss_heap_address = bss_address;
|
||||
nro_info->bss_heap_size = bss_size;
|
||||
|
||||
/* Map the NRO. */
|
||||
R_TRY(MapNro(&nro_info->base_address, context->process_handle, nro_address, nro_size, bss_address, bss_size));
|
||||
|
||||
/* Validate the NRO (parsing region extents). */
|
||||
u64 rx_size, ro_size, rw_size;
|
||||
R_TRY_CLEANUP(ValidateNro(&nro_info->module_id, &rx_size, &ro_size, &rw_size, context, nro_info->base_address, nro_size, bss_size), {
|
||||
UnmapNro(context->process_handle, nro_info->base_address, nro_address, bss_address, bss_size, nro_size, 0);
|
||||
});
|
||||
|
||||
/* Set NRO perms. */
|
||||
R_TRY_CLEANUP(SetNroPerms(context->process_handle, nro_info->base_address, rx_size, ro_size, rw_size + bss_size), {
|
||||
UnmapNro(context->process_handle, nro_info->base_address, nro_address, bss_address, bss_size, rx_size + ro_size, rw_size);
|
||||
});
|
||||
|
||||
nro_info->code_size = rx_size + ro_size;
|
||||
nro_info->rw_size = rw_size;
|
||||
context->nro_in_use[slot] = true;
|
||||
*out_address = nro_info->base_address;
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
bool Registration::IsNroHashPresent(RoProcessContext *context, const Sha256Hash *hash) {
|
||||
for (size_t i = 0; i < Registration::MaxNrrInfos; i++) {
|
||||
if (context->nrr_in_use[i]) {
|
||||
const Sha256Hash *nro_hashes = reinterpret_cast<const Sha256Hash *>(reinterpret_cast<uintptr_t>(context->nrr_infos[i].header) + context->nrr_infos[i].header->hash_offset);
|
||||
if (std::binary_search(nro_hashes, nro_hashes + context->nrr_infos[i].header->num_hashes, *hash)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
Result Registration::ValidateNro(ModuleId *out_module_id, u64 *out_rx_size, u64 *out_ro_size, u64 *out_rw_size, RoProcessContext *context, u64 base_address, u64 nro_size, u64 bss_size) {
|
||||
/* Find space to map the NRO. */
|
||||
u64 map_address;
|
||||
if (R_FAILED(MapUtils::LocateSpaceForMap(&map_address, nro_size))) {
|
||||
return ResultRoInsufficientAddressSpace;
|
||||
}
|
||||
|
||||
/* Actually map the NRO. */
|
||||
AutoCloseMap nro_map(map_address, context->process_handle, base_address, nro_size);
|
||||
if (!nro_map.IsSuccess()) {
|
||||
return nro_map.GetResult();
|
||||
}
|
||||
|
||||
/* Validate header. */
|
||||
const Registration::NroHeader *header = reinterpret_cast<const Registration::NroHeader *>(map_address);
|
||||
if (header->magic != MagicNro0) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
if (header->nro_size != nro_size || header->bss_size != bss_size) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
if ((header->text_size & 0xFFF) || (header->ro_size & 0xFFF) || (header->rw_size & 0xFFF) || (header->bss_size & 0xFFF)) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
if (header->text_offset > header->ro_offset || header->ro_offset > header->rw_offset) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
if (header->text_offset != 0 || header->text_offset + header->text_size != header->ro_offset || header->ro_offset + header->ro_size != header->rw_offset || header->rw_offset + header->rw_size != header->nro_size) {
|
||||
return ResultRoInvalidNro;
|
||||
}
|
||||
|
||||
/* Verify NRO hash. */
|
||||
{
|
||||
Sha256Hash hash;
|
||||
sha256CalculateHash(&hash, header, nro_size);
|
||||
if (!IsNroHashPresent(context, &hash)) {
|
||||
return ResultRoNotAuthorized;
|
||||
}
|
||||
}
|
||||
|
||||
ModuleId module_id;
|
||||
std::memcpy(&module_id, header->build_id, sizeof(module_id));
|
||||
|
||||
/* Check if NRO has already been loaded. */
|
||||
for (size_t i = 0; i < Registration::MaxNroInfos; i++) {
|
||||
if (context->nro_in_use[i]) {
|
||||
if (std::memcmp(&context->nro_infos[i].module_id, &module_id, sizeof(module_id)) == 0) {
|
||||
return ResultRoAlreadyLoaded;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* Apply patches to NRO. */
|
||||
PatchUtils::ApplyPatches(&module_id, reinterpret_cast<u8 *>(map_address), nro_size);
|
||||
|
||||
*out_module_id = module_id;
|
||||
*out_rx_size = header->text_size;
|
||||
*out_ro_size = header->ro_size;
|
||||
*out_rw_size = header->rw_size;
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result Registration::SetNroPerms(Handle process_handle, u64 base_address, u64 rx_size, u64 ro_size, u64 rw_size) {
|
||||
const u64 rx_offset = 0;
|
||||
const u64 ro_offset = rx_offset + rx_size;
|
||||
const u64 rw_offset = ro_offset + ro_size;
|
||||
|
||||
R_TRY(svcSetProcessMemoryPermission(process_handle, base_address + rx_offset, rx_size, Perm_Rx));
|
||||
R_TRY(svcSetProcessMemoryPermission(process_handle, base_address + ro_offset, ro_size, Perm_R ));
|
||||
R_TRY(svcSetProcessMemoryPermission(process_handle, base_address + rw_offset, rw_size, Perm_Rw));
|
||||
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result Registration::UnloadNro(RoProcessContext *context, u64 nro_address) {
|
||||
/* Validate address. */
|
||||
if (nro_address & 0xFFF) {
|
||||
return ResultRoInvalidAddress;
|
||||
}
|
||||
|
||||
/* Check the NRO is loaded. */
|
||||
size_t slot = 0;
|
||||
for (slot = 0; slot < Registration::MaxNroInfos; slot++) {
|
||||
if (!context->nro_in_use[slot]) {
|
||||
continue;
|
||||
}
|
||||
|
||||
if (context->nro_infos[slot].base_address == nro_address) {
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (slot == Registration::MaxNroInfos) {
|
||||
return ResultRoNotLoaded;
|
||||
}
|
||||
|
||||
/* Unmap. */
|
||||
const NroInfo nro_info = context->nro_infos[slot];
|
||||
{
|
||||
/* Nintendo does this unconditionally, whether or not the actual unmap succeeds. */
|
||||
context->nro_in_use[slot] = false;
|
||||
std::memset(&context->nro_infos[slot], 0, sizeof(context->nro_infos[slot]));
|
||||
}
|
||||
return UnmapNro(context->process_handle, nro_info.base_address, nro_info.nro_heap_address, nro_info.bss_heap_address, nro_info.bss_heap_size, nro_info.code_size, nro_info.rw_size);
|
||||
}
|
||||
|
||||
Result Registration::MapAndValidateNrr(NrrHeader **out_header, u64 *out_mapped_code_address, Handle process_handle, u64 title_id, u64 nrr_heap_address, u64 nrr_heap_size, RoModuleType expected_type, bool enforce_type) {
|
||||
MappedCodeMemory nrr_mcm;
|
||||
|
||||
/* First, map the NRR. */
|
||||
R_TRY(MapUtils::MapCodeMemoryForProcess(nrr_mcm, process_handle, nrr_heap_address, nrr_heap_size));
|
||||
|
||||
const u64 code_address = nrr_mcm.GetDstAddress();
|
||||
u64 map_address;
|
||||
if (R_FAILED(MapUtils::LocateSpaceForMap(&map_address, nrr_heap_size))) {
|
||||
return ResultRoInsufficientAddressSpace;
|
||||
}
|
||||
|
||||
/* Nintendo...does not check the return value of this map. We will check, instead of aborting if it fails. */
|
||||
AutoCloseMap nrr_map(map_address, process_handle, code_address, nrr_heap_size);
|
||||
if (!nrr_map.IsSuccess()) {
|
||||
return nrr_map.GetResult();
|
||||
}
|
||||
|
||||
NrrHeader *nrr_header = reinterpret_cast<NrrHeader *>(map_address);
|
||||
R_TRY(NrrUtils::ValidateNrr(nrr_header, nrr_heap_size, title_id, expected_type, enforce_type));
|
||||
|
||||
/* Invalidation here actually prevents them from unmapping at scope exit. */
|
||||
nrr_map.Invalidate();
|
||||
nrr_mcm.Invalidate();
|
||||
|
||||
*out_header = nrr_header;
|
||||
*out_mapped_code_address = code_address;
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result Registration::UnmapNrr(Handle process_handle, const NrrHeader *header, u64 nrr_heap_address, u64 nrr_heap_size, u64 mapped_code_address) {
|
||||
R_TRY(svcUnmapProcessMemory((void *)header, process_handle, mapped_code_address, nrr_heap_size));
|
||||
return svcUnmapProcessCodeMemory(process_handle, mapped_code_address, nrr_heap_address, nrr_heap_size);
|
||||
}
|
||||
|
||||
Result Registration::MapNro(u64 *out_base_address, Handle process_handle, u64 nro_heap_address, u64 nro_heap_size, u64 bss_heap_address, u64 bss_heap_size) {
|
||||
MappedCodeMemory nro_mcm;
|
||||
MappedCodeMemory bss_mcm;
|
||||
u64 base_address;
|
||||
|
||||
/* Map the NRO, and map the BSS immediately after it. */
|
||||
size_t i = 0;
|
||||
for (i = 0; i < MapUtils::LocateRetryCount; i++) {
|
||||
MappedCodeMemory tmp_nro_mcm;
|
||||
R_TRY(MapUtils::MapCodeMemoryForProcess(tmp_nro_mcm, process_handle, nro_heap_address, nro_heap_size));
|
||||
base_address = tmp_nro_mcm.GetDstAddress();
|
||||
|
||||
if (bss_heap_size > 0) {
|
||||
MappedCodeMemory tmp_bss_mcm(process_handle, base_address + nro_heap_size, bss_heap_address, bss_heap_size);
|
||||
R_TRY_CATCH(tmp_bss_mcm.GetResult()) {
|
||||
R_CATCH(ResultKernelInvalidMemoryState) {
|
||||
continue;
|
||||
}
|
||||
} R_END_TRY_CATCH;
|
||||
|
||||
if (!MapUtils::CanAddGuardRegions(process_handle, base_address, nro_heap_size + bss_heap_size)) {
|
||||
continue;
|
||||
}
|
||||
|
||||
bss_mcm = std::move(tmp_bss_mcm);
|
||||
} else {
|
||||
if (!MapUtils::CanAddGuardRegions(process_handle, base_address, nro_heap_size)) {
|
||||
continue;
|
||||
}
|
||||
}
|
||||
nro_mcm = std::move(tmp_nro_mcm);
|
||||
break;
|
||||
}
|
||||
if (i == MapUtils::LocateRetryCount) {
|
||||
return ResultRoInsufficientAddressSpace;
|
||||
}
|
||||
|
||||
/* Invalidation here actually prevents them from unmapping at scope exit. */
|
||||
nro_mcm.Invalidate();
|
||||
bss_mcm.Invalidate();
|
||||
|
||||
*out_base_address = base_address;
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
||||
Result Registration::UnmapNro(Handle process_handle, u64 base_address, u64 nro_heap_address, u64 bss_heap_address, u64 bss_heap_size, u64 code_size, u64 rw_size) {
|
||||
/* First, unmap bss. */
|
||||
if (bss_heap_size > 0) {
|
||||
R_TRY(svcUnmapProcessCodeMemory(process_handle, base_address + code_size + rw_size, bss_heap_address, bss_heap_size));
|
||||
}
|
||||
|
||||
/* Next, unmap .rwdata */
|
||||
if (rw_size > 0) {
|
||||
R_TRY(svcUnmapProcessCodeMemory(process_handle, base_address + code_size, nro_heap_address + code_size, rw_size));
|
||||
}
|
||||
|
||||
/* Finally, unmap .text + .rodata. */
|
||||
R_TRY(svcUnmapProcessCodeMemory(process_handle, base_address, nro_heap_address, code_size));
|
||||
|
||||
return ResultSuccess;
|
||||
}
|
||||
|
|
@ -1,102 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
#include <switch.h>
|
||||
|
||||
#include <stratosphere.hpp>
|
||||
|
||||
#include "ro_nrr.hpp"
|
||||
#include "ro_types.hpp"
|
||||
|
||||
class Registration {
|
||||
public:
|
||||
/* NOTE: 2 ldr:ro, 2 ro:1. Nintendo only actually supports 2 total, but we'll be a little more generous. */
|
||||
static constexpr size_t MaxSessions = 0x4;
|
||||
static constexpr size_t MaxNrrInfos = 0x40;
|
||||
static constexpr size_t MaxNroInfos = 0x40;
|
||||
|
||||
static constexpr u32 MagicNro0 = 0x304F524E;
|
||||
public:
|
||||
struct NroHeader {
|
||||
u32 entrypoint_insn;
|
||||
u32 mod_offset;
|
||||
u64 padding;
|
||||
u32 magic;
|
||||
u32 _0x14;
|
||||
u32 nro_size;
|
||||
u32 _0x1C;
|
||||
u32 text_offset;
|
||||
u32 text_size;
|
||||
u32 ro_offset;
|
||||
u32 ro_size;
|
||||
u32 rw_offset;
|
||||
u32 rw_size;
|
||||
u32 bss_size;
|
||||
u32 _0x3C;
|
||||
unsigned char build_id[0x20];
|
||||
u8 _0x60[0x20];
|
||||
};
|
||||
static_assert(sizeof(NroHeader) == 0x80, "NroHeader definition!");
|
||||
|
||||
struct NroInfo {
|
||||
u64 base_address;
|
||||
u64 nro_heap_address;
|
||||
u64 nro_heap_size;
|
||||
u64 bss_heap_address;
|
||||
u64 bss_heap_size;
|
||||
u64 code_size;
|
||||
u64 rw_size;
|
||||
ModuleId module_id;
|
||||
};
|
||||
struct NrrInfo {
|
||||
NrrHeader *header;
|
||||
u64 nrr_heap_address;
|
||||
u64 nrr_heap_size;
|
||||
u64 mapped_code_address;
|
||||
};
|
||||
struct RoProcessContext {
|
||||
bool nro_in_use[MaxNroInfos];
|
||||
bool nrr_in_use[MaxNrrInfos];
|
||||
NroInfo nro_infos[MaxNroInfos];
|
||||
NrrInfo nrr_infos[MaxNrrInfos];
|
||||
Handle process_handle;
|
||||
u64 process_id;
|
||||
bool in_use;
|
||||
};
|
||||
private:
|
||||
static Result MapAndValidateNrr(NrrHeader **out_header, u64 *out_mapped_code_address, Handle process_handle, u64 title_id, u64 nrr_heap_address, u64 nrr_heap_size, RoModuleType expected_type, bool enforce_type);
|
||||
static Result UnmapNrr(Handle process_handle, const NrrHeader *header, u64 nrr_heap_address, u64 nrr_heap_size, u64 mapped_code_address);
|
||||
static bool IsNroHashPresent(RoProcessContext *context, const Sha256Hash *hash);
|
||||
|
||||
static Result MapNro(u64 *out_base_address, Handle process_handle, u64 nro_heap_address, u64 nro_heap_size, u64 bss_heap_address, u64 bss_heap_size);
|
||||
static Result ValidateNro(ModuleId *out_module_id, u64 *out_rx_size, u64 *out_ro_size, u64 *out_rw_size, RoProcessContext *context, u64 base_address, u64 nro_size, u64 bss_size);
|
||||
static Result SetNroPerms(Handle process_handle, u64 base_address, u64 rx_size, u64 ro_size, u64 rw_size);
|
||||
static Result UnmapNro(Handle process_handle, u64 base_address, u64 nro_heap_address, u64 bss_heap_address, u64 bss_heap_size, u64 code_size, u64 rw_size);
|
||||
public:
|
||||
static void Initialize();
|
||||
static bool ShouldEaseNroRestriction();
|
||||
|
||||
static Result RegisterProcess(RoProcessContext **out_context, Handle process_handle, u64 process_id);
|
||||
static void UnregisterProcess(RoProcessContext *context);
|
||||
|
||||
static Result LoadNrr(RoProcessContext *context, u64 title_id, u64 nrr_address, u64 nrr_size, RoModuleType expected_type, bool enforce_type);
|
||||
static Result UnloadNrr(RoProcessContext *context, u64 nrr_address);
|
||||
static Result LoadNro(u64 *out_address, RoProcessContext *context, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size);
|
||||
static Result UnloadNro(RoProcessContext *context, u64 nro_address);
|
||||
|
||||
static Result GetProcessModuleInfo(u32 *out_count, LoaderModuleInfo *out_infos, size_t max_out_count, u64 process_id);
|
||||
};
|
||||
|
|
@ -20,83 +20,53 @@
|
|||
#include <stratosphere.hpp>
|
||||
|
||||
#include "ro_service.hpp"
|
||||
#include "ro_registration.hpp"
|
||||
#include "impl/ro_service_impl.hpp"
|
||||
|
||||
RelocatableObjectsService::~RelocatableObjectsService() {
|
||||
if (this->IsInitialized()) {
|
||||
Registration::UnregisterProcess(this->context);
|
||||
this->context = nullptr;
|
||||
}
|
||||
}
|
||||
namespace sts::ro {
|
||||
|
||||
bool RelocatableObjectsService::IsProcessIdValid(u64 process_id) {
|
||||
if (!this->IsInitialized()) {
|
||||
return false;
|
||||
void SetDevelopmentHardware(bool is_development_hardware) {
|
||||
impl::SetDevelopmentHardware(is_development_hardware);
|
||||
}
|
||||
|
||||
return this->context->process_id == process_id;
|
||||
}
|
||||
|
||||
u64 RelocatableObjectsService::GetTitleId(Handle process_handle) {
|
||||
u64 title_id = 0;
|
||||
if (GetRuntimeFirmwareVersion() >= FirmwareVersion_300) {
|
||||
/* 3.0.0+: Use svcGetInfo. */
|
||||
R_ASSERT(svcGetInfo(&title_id, 18, process_handle, 0));
|
||||
} else {
|
||||
/* 1.0.0-2.3.0: We're not inside loader, so ask pm. */
|
||||
u64 process_id = 0;
|
||||
R_ASSERT(svcGetProcessId(&process_id, process_handle));
|
||||
R_ASSERT(pminfoGetTitleId(&title_id, process_id));
|
||||
}
|
||||
return title_id;
|
||||
}
|
||||
|
||||
Result RelocatableObjectsService::LoadNro(Out<u64> load_address, PidDescriptor pid_desc, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size) {
|
||||
if (!this->IsProcessIdValid(pid_desc.pid)) {
|
||||
return ResultRoInvalidProcess;
|
||||
void SetDevelopmentFunctionEnabled(bool is_development_function_enabled) {
|
||||
impl::SetDevelopmentFunctionEnabled(is_development_function_enabled);
|
||||
}
|
||||
|
||||
return Registration::LoadNro(load_address.GetPointer(), this->context, nro_address, nro_size, bss_address, bss_size);
|
||||
}
|
||||
|
||||
Result RelocatableObjectsService::UnloadNro(PidDescriptor pid_desc, u64 nro_address) {
|
||||
if (!this->IsProcessIdValid(pid_desc.pid)) {
|
||||
return ResultRoInvalidProcess;
|
||||
Service::Service(ModuleType t) : context_id(impl::InvalidContextId), type(t) {
|
||||
/* ... */
|
||||
}
|
||||
|
||||
return Registration::UnloadNro(this->context, nro_address);
|
||||
}
|
||||
|
||||
Result RelocatableObjectsService::LoadNrr(PidDescriptor pid_desc, u64 nrr_address, u64 nrr_size) {
|
||||
if (!this->IsProcessIdValid(pid_desc.pid)) {
|
||||
return ResultRoInvalidProcess;
|
||||
Service::~Service() {
|
||||
impl::UnregisterProcess(this->context_id);
|
||||
}
|
||||
|
||||
return Registration::LoadNrr(this->context, GetTitleId(this->context->process_handle), nrr_address, nrr_size, RoModuleType_ForSelf, true);
|
||||
}
|
||||
|
||||
Result RelocatableObjectsService::UnloadNrr(PidDescriptor pid_desc, u64 nrr_address) {
|
||||
if (!this->IsProcessIdValid(pid_desc.pid)) {
|
||||
return ResultRoInvalidProcess;
|
||||
Result Service::LoadNro(Out<u64> load_address, PidDescriptor pid_desc, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size) {
|
||||
R_TRY(impl::ValidateProcess(this->context_id, pid_desc.pid));
|
||||
return impl::LoadNro(load_address.GetPointer(), this->context_id, nro_address, nro_size, bss_address, bss_size);
|
||||
}
|
||||
|
||||
return Registration::UnloadNrr(this->context, nrr_address);
|
||||
}
|
||||
|
||||
Result RelocatableObjectsService::Initialize(PidDescriptor pid_desc, CopiedHandle process_h) {
|
||||
/* Validate the input pid/process handle. */
|
||||
u64 handle_pid = 0;
|
||||
if (R_FAILED(svcGetProcessId(&handle_pid, process_h.handle)) || handle_pid != pid_desc.pid) {
|
||||
return ResultRoInvalidProcess;
|
||||
Result Service::UnloadNro(PidDescriptor pid_desc, u64 nro_address) {
|
||||
R_TRY(impl::ValidateProcess(this->context_id, pid_desc.pid));
|
||||
return impl::UnloadNro(this->context_id, nro_address);
|
||||
}
|
||||
|
||||
return Registration::RegisterProcess(&this->context, process_h.handle, pid_desc.pid);
|
||||
}
|
||||
|
||||
Result RelocatableObjectsService::LoadNrrEx(PidDescriptor pid_desc, u64 nrr_address, u64 nrr_size, CopiedHandle process_h) {
|
||||
if (!this->IsProcessIdValid(pid_desc.pid)) {
|
||||
return ResultRoInvalidProcess;
|
||||
Result Service::LoadNrr(PidDescriptor pid_desc, u64 nrr_address, u64 nrr_size) {
|
||||
R_TRY(impl::ValidateProcess(this->context_id, pid_desc.pid));
|
||||
return impl::LoadNrr(this->context_id, INVALID_HANDLE, nrr_address, nrr_size, ModuleType::ForSelf, true);
|
||||
}
|
||||
|
||||
Result Service::UnloadNrr(PidDescriptor pid_desc, u64 nrr_address) {
|
||||
R_TRY(impl::ValidateProcess(this->context_id, pid_desc.pid));
|
||||
return impl::UnloadNrr(this->context_id, nrr_address);
|
||||
}
|
||||
|
||||
Result Service::Initialize(PidDescriptor pid_desc, CopiedHandle process_h) {
|
||||
return impl::RegisterProcess(&this->context_id, process_h.handle, pid_desc.pid);
|
||||
}
|
||||
|
||||
Result Service::LoadNrrEx(PidDescriptor pid_desc, u64 nrr_address, u64 nrr_size, CopiedHandle process_h) {
|
||||
R_TRY(impl::ValidateProcess(this->context_id, pid_desc.pid));
|
||||
return impl::LoadNrr(this->context_id, process_h.handle, nrr_address, nrr_size, this->type, this->type == ModuleType::ForOthers);
|
||||
}
|
||||
|
||||
return Registration::LoadNrr(this->context, GetTitleId(process_h.handle), nrr_address, nrr_size, this->type, this->type == RoModuleType_ForOthers);
|
||||
}
|
||||
|
|
@ -18,48 +18,48 @@
|
|||
#include <switch.h>
|
||||
|
||||
#include <stratosphere.hpp>
|
||||
#include <stratosphere/ro.hpp>
|
||||
|
||||
#include "ro_registration.hpp"
|
||||
namespace sts::ro {
|
||||
|
||||
enum RoServiceCmd {
|
||||
Ro_Cmd_LoadNro = 0,
|
||||
Ro_Cmd_UnloadNro = 1,
|
||||
Ro_Cmd_LoadNrr = 2,
|
||||
Ro_Cmd_UnloadNrr = 3,
|
||||
Ro_Cmd_Initialize = 4,
|
||||
Ro_Cmd_LoadNrrEx = 10,
|
||||
};
|
||||
/* Access utilities. */
|
||||
void SetDevelopmentHardware(bool is_development_hardware);
|
||||
void SetDevelopmentFunctionEnabled(bool is_development_function_enabled);
|
||||
|
||||
class RelocatableObjectsService final : public IServiceObject {
|
||||
private:
|
||||
Registration::RoProcessContext *context = nullptr;
|
||||
RoModuleType type;
|
||||
public:
|
||||
explicit RelocatableObjectsService(RoModuleType t) : type(t) {
|
||||
/* ... */
|
||||
}
|
||||
virtual ~RelocatableObjectsService() override;
|
||||
private:
|
||||
bool IsInitialized() const {
|
||||
return this->context != nullptr;
|
||||
}
|
||||
bool IsProcessIdValid(u64 process_id);
|
||||
static u64 GetTitleId(Handle process_handle);
|
||||
private:
|
||||
/* Actual commands. */
|
||||
Result LoadNro(Out<u64> load_address, PidDescriptor pid_desc, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size);
|
||||
Result UnloadNro(PidDescriptor pid_desc, u64 nro_address);
|
||||
Result LoadNrr(PidDescriptor pid_desc, u64 nrr_address, u64 nrr_size);
|
||||
Result UnloadNrr(PidDescriptor pid_desc, u64 nrr_address);
|
||||
Result Initialize(PidDescriptor pid_desc, CopiedHandle process_h);
|
||||
Result LoadNrrEx(PidDescriptor pid_desc, u64 nrr_address, u64 nrr_size, CopiedHandle process_h);
|
||||
public:
|
||||
DEFINE_SERVICE_DISPATCH_TABLE {
|
||||
MakeServiceCommandMeta<Ro_Cmd_LoadNro, &RelocatableObjectsService::LoadNro>(),
|
||||
MakeServiceCommandMeta<Ro_Cmd_UnloadNro, &RelocatableObjectsService::UnloadNro>(),
|
||||
MakeServiceCommandMeta<Ro_Cmd_LoadNrr, &RelocatableObjectsService::LoadNrr>(),
|
||||
MakeServiceCommandMeta<Ro_Cmd_UnloadNrr, &RelocatableObjectsService::UnloadNrr>(),
|
||||
MakeServiceCommandMeta<Ro_Cmd_Initialize, &RelocatableObjectsService::Initialize>(),
|
||||
MakeServiceCommandMeta<Ro_Cmd_LoadNrrEx, &RelocatableObjectsService::LoadNrrEx, FirmwareVersion_700>(),
|
||||
};
|
||||
};
|
||||
class Service final : public IServiceObject {
|
||||
protected:
|
||||
enum class CommandId {
|
||||
LoadNro = 0,
|
||||
UnloadNro = 1,
|
||||
LoadNrr = 2,
|
||||
UnloadNrr = 3,
|
||||
Initialize = 4,
|
||||
LoadNrrEx = 10,
|
||||
};
|
||||
private:
|
||||
size_t context_id;
|
||||
ModuleType type;
|
||||
public:
|
||||
explicit Service(ModuleType t);
|
||||
virtual ~Service() override;
|
||||
private:
|
||||
/* Actual commands. */
|
||||
Result LoadNro(Out<u64> load_address, PidDescriptor pid_desc, u64 nro_address, u64 nro_size, u64 bss_address, u64 bss_size);
|
||||
Result UnloadNro(PidDescriptor pid_desc, u64 nro_address);
|
||||
Result LoadNrr(PidDescriptor pid_desc, u64 nrr_address, u64 nrr_size);
|
||||
Result UnloadNrr(PidDescriptor pid_desc, u64 nrr_address);
|
||||
Result Initialize(PidDescriptor pid_desc, CopiedHandle process_h);
|
||||
Result LoadNrrEx(PidDescriptor pid_desc, u64 nrr_address, u64 nrr_size, CopiedHandle process_h);
|
||||
public:
|
||||
DEFINE_SERVICE_DISPATCH_TABLE {
|
||||
MakeServiceCommandMeta<CommandId::LoadNro, &Service::LoadNro>(),
|
||||
MakeServiceCommandMeta<CommandId::UnloadNro, &Service::UnloadNro>(),
|
||||
MakeServiceCommandMeta<CommandId::LoadNrr, &Service::LoadNrr>(),
|
||||
MakeServiceCommandMeta<CommandId::UnloadNrr, &Service::UnloadNrr>(),
|
||||
MakeServiceCommandMeta<CommandId::Initialize, &Service::Initialize>(),
|
||||
MakeServiceCommandMeta<CommandId::LoadNrrEx, &Service::LoadNrrEx, FirmwareVersion_700>(),
|
||||
};
|
||||
|
||||
};
|
||||
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,42 +0,0 @@
|
|||
/*
|
||||
* Copyright (c) 2018-2019 Atmosphère-NX
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#pragma once
|
||||
#include <switch.h>
|
||||
#include <stratosphere.hpp>
|
||||
|
||||
struct ModuleId {
|
||||
u8 build_id[0x20];
|
||||
};
|
||||
static_assert(sizeof(ModuleId) == sizeof(LoaderModuleInfo::build_id), "ModuleId definition!");
|
||||
|
||||
struct Sha256Hash {
|
||||
u8 hash[0x20];
|
||||
|
||||
bool operator==(const Sha256Hash &o) const {
|
||||
return std::memcmp(this, &o, sizeof(*this)) == 0;
|
||||
}
|
||||
bool operator!=(const Sha256Hash &o) const {
|
||||
return std::memcmp(this, &o, sizeof(*this)) != 0;
|
||||
}
|
||||
bool operator<(const Sha256Hash &o) const {
|
||||
return std::memcmp(this, &o, sizeof(*this)) < 0;
|
||||
}
|
||||
bool operator>(const Sha256Hash &o) const {
|
||||
return std::memcmp(this, &o, sizeof(*this)) > 0;
|
||||
}
|
||||
};
|
||||
static_assert(sizeof(Sha256Hash) == sizeof(Sha256Hash::hash), "Sha256Hash definition!");
|
||||
Loading…
Reference in a new issue