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test: add tests for SetMemoryPermission

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This commit is contained in:
Michael Scire 2021-10-20 22:34:19 -07:00 committed by SciresM
parent 0a58e803be
commit 7c1347e692
6 changed files with 283 additions and 34 deletions
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6
tests/TestSvc/source/test_main.cpp
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@ -15,12 +15,8 @@
*/ */
#include <stratosphere.hpp> #include <stratosphere.hpp>
#define CATCH_CONFIG_NOSTDOUT
#define CATCH_CONFIG_RUNNER #define CATCH_CONFIG_RUNNER
#define CATCH_CONFIG_PREFIX_ALL #include "util_catch.hpp"
#define CATCH_CONFIG_DISABLE_EXCEPTIONS
#define CATCH_CONFIG_NO_POSIX_SIGNALS
#include "catch.hpp"
namespace ams { namespace ams {

38
tests/TestSvc/source/test_set_heap_size.cpp
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@ -14,12 +14,8 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>. * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/ */
#include <stratosphere.hpp> #include <stratosphere.hpp>
#include "util_catch.hpp"
#define CATCH_CONFIG_NOSTDOUT #include "util_check_memory.hpp"
#define CATCH_CONFIG_PREFIX_ALL
#define CATCH_CONFIG_DISABLE_EXCEPTIONS
#define CATCH_CONFIG_NO_POSIX_SIGNALS
#include "catch.hpp"
namespace ams::test { namespace ams::test {
@ -70,7 +66,9 @@ namespace ams::test {
ON_SCOPE_EXIT { CATCH_REQUIRE(initial_memory == GetPhysicalMemorySizeAvailable()); }; ON_SCOPE_EXIT { CATCH_REQUIRE(initial_memory == GetPhysicalMemorySizeAvailable()); };
CATCH_SECTION("Unaligned and too big sizes fail") { CATCH_SECTION("Unaligned and too big sizes fail") {
CATCH_REQUIRE(svc::ResultInvalidSize::Includes(svc::SetHeapSize(std::addressof(dummy), 5))); for (size_t i = 1; i < svc::HeapSizeAlignment; i = util::AlignUp(i + 1, os::MemoryPageSize)){
CATCH_REQUIRE(svc::ResultInvalidSize::Includes(svc::SetHeapSize(std::addressof(dummy), i)));
}
CATCH_REQUIRE(svc::ResultInvalidSize::Includes(svc::SetHeapSize(std::addressof(dummy), 64_GB))); CATCH_REQUIRE(svc::ResultInvalidSize::Includes(svc::SetHeapSize(std::addressof(dummy), 64_GB)));
} }
@ -85,12 +83,7 @@ namespace ams::test {
CATCH_SECTION("SetHeapSize gives heap memory") { CATCH_SECTION("SetHeapSize gives heap memory") {
CATCH_REQUIRE(R_SUCCEEDED(svc::SetHeapSize(std::addressof(addr), svc::HeapSizeAlignment))); CATCH_REQUIRE(R_SUCCEEDED(svc::SetHeapSize(std::addressof(addr), svc::HeapSizeAlignment)));
TestMemory(addr, svc::HeapSizeAlignment, svc::MemoryState_Normal, svc::MemoryPermission_ReadWrite, 0);
CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), addr)));
CATCH_REQUIRE(mem_info.base_address == addr);
CATCH_REQUIRE(mem_info.size == svc::HeapSizeAlignment);
CATCH_REQUIRE(mem_info.permission == svc::MemoryPermission_ReadWrite);
CATCH_REQUIRE(mem_info.state == svc::MemoryState_Normal);
CATCH_REQUIRE(R_SUCCEEDED(svc::SetHeapSize(std::addressof(addr), 0))); CATCH_REQUIRE(R_SUCCEEDED(svc::SetHeapSize(std::addressof(addr), 0)));
} }
@ -99,28 +92,15 @@ namespace ams::test {
CATCH_REQUIRE(R_SUCCEEDED(svc::SetHeapSize(std::addressof(addr), svc::HeapSizeAlignment))); CATCH_REQUIRE(R_SUCCEEDED(svc::SetHeapSize(std::addressof(addr), svc::HeapSizeAlignment)));
CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), addr))); CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), addr)));
CATCH_REQUIRE(mem_info.base_address == addr); TestMemory(addr, svc::HeapSizeAlignment, svc::MemoryState_Normal, svc::MemoryPermission_ReadWrite, 0);
CATCH_REQUIRE(mem_info.size == svc::HeapSizeAlignment);
CATCH_REQUIRE(mem_info.permission == svc::MemoryPermission_ReadWrite);
CATCH_REQUIRE(mem_info.state == svc::MemoryState_Normal);
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(addr, svc::HeapSizeAlignment, svc::MemoryPermission_Read))); CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(addr, svc::HeapSizeAlignment, svc::MemoryPermission_Read)));
TestMemory(addr, svc::HeapSizeAlignment, svc::MemoryState_Normal, svc::MemoryPermission_Read, 0);
CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), addr)));
CATCH_REQUIRE(mem_info.base_address == addr);
CATCH_REQUIRE(mem_info.size == svc::HeapSizeAlignment);
CATCH_REQUIRE(mem_info.permission == svc::MemoryPermission_Read);
CATCH_REQUIRE(mem_info.state == svc::MemoryState_Normal);
CATCH_REQUIRE(svc::ResultInvalidCurrentMemory::Includes(svc::SetHeapSize(std::addressof(dummy), 0))); CATCH_REQUIRE(svc::ResultInvalidCurrentMemory::Includes(svc::SetHeapSize(std::addressof(dummy), 0)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(addr, svc::HeapSizeAlignment, svc::MemoryPermission_ReadWrite))); CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(addr, svc::HeapSizeAlignment, svc::MemoryPermission_ReadWrite)));
TestMemory(addr, svc::HeapSizeAlignment, svc::MemoryState_Normal, svc::MemoryPermission_ReadWrite, 0);
CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), addr)));
CATCH_REQUIRE(mem_info.base_address == addr);
CATCH_REQUIRE(mem_info.size == svc::HeapSizeAlignment);
CATCH_REQUIRE(mem_info.permission == svc::MemoryPermission_ReadWrite);
CATCH_REQUIRE(mem_info.state == svc::MemoryState_Normal);
CATCH_REQUIRE(R_SUCCEEDED(svc::SetHeapSize(std::addressof(addr), 0))); CATCH_REQUIRE(R_SUCCEEDED(svc::SetHeapSize(std::addressof(addr), 0)));
} }

156
tests/TestSvc/source/test_set_memory_permission.cpp Normal file
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@ -0,0 +1,156 @@
/*
* Copyright (c) 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 <stratosphere.hpp>
#include "util_catch.hpp"
#include "util_check_memory.hpp"
#include "util_scoped_heap.hpp"
namespace ams::test {
namespace {
bool CanSetMemoryPermission(u8 state) {
return state == svc::MemoryState_CodeData || state == svc::MemoryState_AliasCodeData || state == svc::MemoryState_Normal;
}
}
alignas(os::MemoryPageSize) constinit u8 g_memory_permission_buffer[2 * os::MemoryPageSize];
CATCH_TEST_CASE("svc::SetMemoryPermission invalid arguments") {
const uintptr_t buffer = reinterpret_cast<uintptr_t>(g_memory_permission_buffer);
for (size_t i = 1; i < os::MemoryPageSize; ++i) {
CATCH_REQUIRE(svc::ResultInvalidAddress::Includes(svc::SetMemoryPermission(buffer + i, os::MemoryPageSize, svc::MemoryPermission_Read)));
CATCH_REQUIRE(svc::ResultInvalidSize::Includes(svc::SetMemoryPermission(buffer, os::MemoryPageSize + i, svc::MemoryPermission_Read)));
}
CATCH_REQUIRE(svc::ResultInvalidSize::Includes(svc::SetMemoryPermission(buffer, 0, svc::MemoryPermission_Read)));
{
const u64 vmem_end = util::AlignDown(std::numeric_limits<u64>::max(), os::MemoryPageSize);
CATCH_REQUIRE(svc::ResultInvalidCurrentMemory::Includes(svc::SetMemoryPermission(vmem_end, 2 * os::MemoryPageSize, svc::MemoryPermission_Read)));
}
CATCH_REQUIRE(svc::ResultInvalidCurrentMemory::Includes(svc::SetMemoryPermission(svc::AddressMap39End, os::MemoryPageSize, svc::MemoryPermission_Read)));
for (size_t i = 0; i < 0x100; ++i) {
const auto perm = static_cast<svc::MemoryPermission>(i);
if (perm == svc::MemoryPermission_None || perm == svc::MemoryPermission_Read || perm == svc::MemoryPermission_ReadWrite) {
continue;
}
CATCH_REQUIRE(svc::ResultInvalidNewMemoryPermission::Includes(svc::SetMemoryPermission(buffer, os::MemoryPageSize, perm)));
}
CATCH_REQUIRE(svc::ResultInvalidNewMemoryPermission::Includes(svc::SetMemoryPermission(buffer, os::MemoryPageSize, svc::MemoryPermission_ReadExecute)));
CATCH_REQUIRE(svc::ResultInvalidNewMemoryPermission::Includes(svc::SetMemoryPermission(buffer, os::MemoryPageSize, svc::MemoryPermission_Write)));
CATCH_REQUIRE(svc::ResultInvalidNewMemoryPermission::Includes(svc::SetMemoryPermission(buffer, os::MemoryPageSize, svc::MemoryPermission_DontCare)));
}
CATCH_TEST_CASE("svc::SetMemoryPermission works on specific states") {
/* Check that we have CodeData. */
const uintptr_t bss_buffer = reinterpret_cast<uintptr_t>(g_memory_permission_buffer);
TestMemory(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryState_CodeData, svc::MemoryPermission_ReadWrite, 0);
/* Create a heap. */
ScopedHeap scoped_heap(2 * svc::HeapSizeAlignment);
TestMemory(scoped_heap.GetAddress(), scoped_heap.GetSize(), svc::MemoryState_Normal, svc::MemoryPermission_ReadWrite, 0);
/* TODO: Ensure we have alias code data? */
uintptr_t addr = 0;
while (true) {
/* Get current mapping. */
svc::MemoryInfo mem_info;
svc::PageInfo page_info;
CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), addr)));
/* Try to set permission. */
if (CanSetMemoryPermission(mem_info.state) && mem_info.attribute == 0) {
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(mem_info.base_address, mem_info.size, svc::MemoryPermission_ReadWrite)));
TestMemory(mem_info.base_address, mem_info.size, mem_info.state, svc::MemoryPermission_ReadWrite, mem_info.attribute);
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(mem_info.base_address, mem_info.size, mem_info.permission)));
} else {
CATCH_REQUIRE(svc::ResultInvalidCurrentMemory::Includes(svc::SetMemoryPermission(mem_info.base_address, mem_info.size, svc::MemoryPermission_Read)));
}
const uintptr_t next_address = mem_info.base_address + mem_info.size;
if (next_address <= addr) {
break;
}
addr = next_address;
}
}
CATCH_TEST_CASE("svc::SetMemoryPermission allows for free movement between RW-, R--, ---") {
/* Define helper. */
auto test_set_memory_permission = [](uintptr_t address, size_t size){
/* Get the permission. */
svc::MemoryInfo mem_info;
svc::PageInfo page_info;
CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), address)));
const svc::MemoryPermission legal_states[] = { svc::MemoryPermission_None, svc::MemoryPermission_Read, svc::MemoryPermission_ReadWrite };
for (const auto src_state : legal_states) {
for (const auto dst_state : legal_states) {
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(address, size, svc::MemoryPermission_None)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(address, size, src_state)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(address, size, dst_state)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(address, size, svc::MemoryPermission_None)));
}
}
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(address, size, mem_info.permission)));
};
/* Test that we can freely move about .bss buffers. */
test_set_memory_permission(reinterpret_cast<uintptr_t>(g_memory_permission_buffer), sizeof(g_memory_permission_buffer));
/* Create a heap. */
ScopedHeap scoped_heap(svc::HeapSizeAlignment);
TestMemory(scoped_heap.GetAddress(), scoped_heap.GetSize(), svc::MemoryState_Normal, svc::MemoryPermission_ReadWrite, 0);
/* Test that we can freely move about heap. */
test_set_memory_permission(scoped_heap.GetAddress(), scoped_heap.GetSize());
/* TODO: AliasCodeData */
}
CATCH_TEST_CASE("svc::SetMemoryPermission fails when the memory has non-zero attribute") {
const uintptr_t bss_buffer = reinterpret_cast<uintptr_t>(g_memory_permission_buffer);
TestMemory(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryState_CodeData, svc::MemoryPermission_ReadWrite, 0);
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_None)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_Read)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_ReadWrite)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryAttribute(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryAttribute_Uncached, svc::MemoryAttribute_Uncached)));
TestMemory(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryState_CodeData, svc::MemoryPermission_ReadWrite, svc::MemoryAttribute_Uncached);
CATCH_REQUIRE(svc::ResultInvalidCurrentMemory::Includes(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_None)));
CATCH_REQUIRE(svc::ResultInvalidCurrentMemory::Includes(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_Read)));
CATCH_REQUIRE(svc::ResultInvalidCurrentMemory::Includes(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_ReadWrite)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryAttribute(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryAttribute_Uncached, 0)));
TestMemory(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryState_CodeData, svc::MemoryPermission_ReadWrite, 0);
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_None)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_Read)));
CATCH_REQUIRE(R_SUCCEEDED(svc::SetMemoryPermission(bss_buffer, sizeof(g_memory_permission_buffer), svc::MemoryPermission_ReadWrite)));
}
}

23
tests/TestSvc/source/util_catch.hpp Normal file
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@ -0,0 +1,23 @@
/*
* Copyright (c) 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 <stratosphere.hpp>
#define CATCH_CONFIG_NOSTDOUT
#define CATCH_CONFIG_PREFIX_ALL
#define CATCH_CONFIG_DISABLE_EXCEPTIONS
#define CATCH_CONFIG_NO_POSIX_SIGNALS
#include "catch.hpp"

46
tests/TestSvc/source/util_check_memory.hpp Normal file
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@ -0,0 +1,46 @@
/*
* Copyright (c) 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 "util_catch.hpp"
namespace ams::test {
inline void TestMemory(uintptr_t address, svc::MemoryState state, svc::MemoryPermission perm, u32 attr) {
svc::MemoryInfo mem_info;
svc::PageInfo page_info;
CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), address)));
CATCH_REQUIRE(mem_info.base_address <= address);
CATCH_REQUIRE(address < (mem_info.base_address + mem_info.size));
CATCH_REQUIRE(mem_info.state == state);
CATCH_REQUIRE(mem_info.permission == perm);
CATCH_REQUIRE(mem_info.attribute == attr);
}
inline void TestMemory(uintptr_t address, size_t size, svc::MemoryState state, svc::MemoryPermission perm, u32 attr) {
svc::MemoryInfo mem_info;
svc::PageInfo page_info;
CATCH_REQUIRE(R_SUCCEEDED(svc::QueryMemory(std::addressof(mem_info), std::addressof(page_info), address)));
CATCH_REQUIRE(mem_info.base_address <= address);
CATCH_REQUIRE(mem_info.base_address < (address + size));
CATCH_REQUIRE((address + size) <= (mem_info.base_address + mem_info.size));
CATCH_REQUIRE(mem_info.state == state);
CATCH_REQUIRE(mem_info.permission == perm);
CATCH_REQUIRE(mem_info.attribute == attr);
}
}

48
tests/TestSvc/source/util_scoped_heap.hpp Normal file
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@ -0,0 +1,48 @@
/*
* Copyright (c) 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 "util_catch.hpp"
namespace ams::test {
class ScopedHeap {
NON_COPYABLE(ScopedHeap);
NON_MOVEABLE(ScopedHeap);
private:
uintptr_t m_address;
size_t m_size;
public:
explicit ScopedHeap(size_t size) {
this->SetHeapSize(size);
}
~ScopedHeap() {
const auto result = svc::SetHeapSize(std::addressof(m_address), 0);
CATCH_REQUIRE(R_SUCCEEDED(result));
}
void SetHeapSize(size_t size) {
m_size = util::AlignUp(size, svc::HeapSizeAlignment);
const auto result = svc::SetHeapSize(std::addressof(m_address), m_size);
CATCH_REQUIRE(R_SUCCEEDED(result));
}
uintptr_t GetAddress() const { return m_address; }
size_t GetSize() const { return m_size; }
};
}