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loader: use os apis for interacting with process memory

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This commit is contained in:
Michael Scire 2022-04-17 18:51:36 -07:00
parent 9056e0b05f
commit 70d67bb115
12 changed files with 240 additions and 186 deletions
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1
libraries/libstratosphere/include/stratosphere/os.hpp
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@ -25,6 +25,7 @@
#include <stratosphere/os/os_virtual_address_memory.hpp>
#include <stratosphere/os/os_native_handle.hpp>
#include <stratosphere/os/os_process_handle_api.hpp>
#include <stratosphere/os/os_process_memory_api.hpp>
#include <stratosphere/os/os_random.hpp>
#include <stratosphere/os/os_mutex.hpp>
#include <stratosphere/os/os_condition_variable.hpp>

10
libraries/libstratosphere/include/stratosphere/os/os_memory_common.hpp
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@ -23,11 +23,13 @@ namespace ams::os {
constexpr inline size_t MemoryBlockUnitSize = 0x200000;
enum MemoryPermission {
MemoryPermission_None = (0 << 0),
MemoryPermission_ReadOnly = (1 << 0),
MemoryPermission_WriteOnly = (1 << 1),
MemoryPermission_None = (0 << 0),
MemoryPermission_ReadOnly = (1 << 0),
MemoryPermission_WriteOnly = (1 << 1),
MemoryPermission_ExecuteOnly = (1 << 2),
MemoryPermission_ReadWrite = MemoryPermission_ReadOnly | MemoryPermission_WriteOnly,
MemoryPermission_ReadWrite = MemoryPermission_ReadOnly | MemoryPermission_WriteOnly,
MemoryPermission_ReadExecute = MemoryPermission_ReadOnly | MemoryPermission_ExecuteOnly,
};
#if defined(ATMOSPHERE_OS_HORIZON)

28
libraries/libstratosphere/include/stratosphere/os/os_process_memory_api.hpp Normal file
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@ -0,0 +1,28 @@
/*
* 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/os/os_native_handle.hpp>
#include <stratosphere/os/os_memory_common.hpp>
namespace ams::os {
Result MapProcessMemory(void **out, NativeHandle handle, u64 process_address, size_t process_size);
void UnmapProcessMemory(void *mapped_memory, NativeHandle handle, u64 process_address, size_t process_size);
Result SetProcessMemoryPermission(NativeHandle handle, u64 process_address, u64 process_size, MemoryPermission perm);
}