mirror of
https://github.com/shchmue/Lockpick.git
synced 2024-11-16 18:09:15 +01:00
92 lines
3.1 KiB
C++
92 lines
3.1 KiB
C++
/*
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* Copyright (c) 2018 shchmue
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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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#include "KeyLocation.hpp"
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#include <filesystem>
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#include <fstream>
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#include "creport_debug_types.hpp"
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void KeyLocation::get_from_memory(u64 tid, u8 segMask) {
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Handle debug_handle = INVALID_HANDLE;
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DebugEventInfo d;
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// if not a kernel process, get pid from pm:dmnt
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if ((tid > 0x0100000000000005) && (tid != 0x0100000000000028)) {
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u64 pid;
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pmdmntGetTitlePid(&pid, tid);
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if (R_FAILED(svcDebugActiveProcess(&debug_handle, pid)) ||
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R_FAILED(svcGetDebugEvent(reinterpret_cast<u8 *>(&d), debug_handle)))
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{
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return;
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}
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} else { // otherwise query svc for the process list
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u64 pids[300];
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u32 num_processes;
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svcGetProcessList(&num_processes, pids, 300);
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u32 i;
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for (i = 0; i < num_processes - 1; i++) {
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if (R_SUCCEEDED(svcDebugActiveProcess(&debug_handle, pids[i])) &&
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R_SUCCEEDED(svcGetDebugEvent(reinterpret_cast<u8 *>(&d), debug_handle)) &&
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(d.info.attach_process.title_id == tid))
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{
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break;
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}
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if (debug_handle) svcCloseHandle(debug_handle);
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}
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if (i == num_processes - 1) {
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if (debug_handle) svcCloseHandle(debug_handle);
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return;
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}
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}
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MemoryInfo mem_info = {};
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u32 page_info;
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u64 addr = 0;
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for (u8 segment = 1; segment < BIT(3); )
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{
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svcQueryDebugProcessMemory(&mem_info, &page_info, debug_handle, addr);
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// weird code to allow for bitmasking segments
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if ((mem_info.perm & Perm_R) &&
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((mem_info.type & 0xff) >= MemType_CodeStatic) &&
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((mem_info.type & 0xff) < MemType_Heap) &&
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((segment <<= 1) >> 1 & segMask) > 0)
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{
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data.resize(data.size() + mem_info.size);
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if(R_FAILED(svcReadDebugProcessMemory(data.data() + data.size() - mem_info.size, debug_handle, mem_info.addr, mem_info.size))) {
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if (debug_handle) svcCloseHandle(debug_handle);
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return;
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}
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}
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addr = mem_info.addr + mem_info.size;
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if (addr == 0) break;
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}
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svcCloseHandle(debug_handle);
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}
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void KeyLocation::get_keyblobs() {
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FsStorage boot0;
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fsOpenBisStorage(&boot0, 0);
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data.resize(0x200 * KNOWN_KEYBLOBS);
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fsStorageRead(&boot0, KEYBLOB_OFFSET, data.data(), data.size());
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fsStorageClose(&boot0);
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} |