561 lines
19 KiB
C
561 lines
19 KiB
C
/*
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* This file is part of Luma3DS
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* Copyright (C) 2016-2017 Aurora Wright, TuxSH
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* 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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* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
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* * Requiring preservation of specified reasonable legal notices or
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* author attributions in that material or in the Appropriate Legal
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* Notices displayed by works containing it.
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* * Prohibiting misrepresentation of the origin of that material,
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* or requiring that modified versions of such material be marked in
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* reasonable ways as different from the original version.
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*/
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#include <3ds.h>
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#include "menus/process_list.h"
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#include "memory.h"
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#include "csvc.h"
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#include "draw.h"
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#include "menu.h"
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#include "utils.h"
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#include "fmt.h"
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#include "gdb/server.h"
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#include "minisoc.h"
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#include <arpa/inet.h>
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#include <sys/socket.h>
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typedef struct ProcessInfo
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{
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u32 pid;
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u64 titleId;
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char name[8];
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bool isZombie;
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} ProcessInfo;
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static ProcessInfo infos[0x40] = {0}, infosPrev[0x40] = {0};
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extern GDBServer gdbServer;
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static inline int ProcessListMenu_FormatInfoLine(char *out, const ProcessInfo *info)
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{
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const char *checkbox;
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u32 id;
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for(id = 0; id < MAX_DEBUG && (!(gdbServer.ctxs[id].flags & GDB_FLAG_SELECTED) || gdbServer.ctxs[id].pid != info->pid); id++);
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checkbox = !gdbServer.super.running ? "" : (id < MAX_DEBUG ? "(x) " : "( ) ");
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char commentBuf[23 + 1] = { 0 }; // exactly the size of "Remote: 255.255.255.255"
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memset(commentBuf, ' ', 23);
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if(info->isZombie)
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memcpy(commentBuf, "Zombie", 7);
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else if(gdbServer.super.running && id < MAX_DEBUG)
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{
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if(gdbServer.ctxs[id].state >= GDB_STATE_CONNECTED && gdbServer.ctxs[id].state < GDB_STATE_CLOSING)
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{
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u8 *addr = (u8 *)&gdbServer.ctxs[id].super.addr_in.sin_addr;
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checkbox = "(A) ";
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sprintf(commentBuf, "Remote: %hhu.%hhu.%hhu.%hhu", addr[0], addr[1], addr[2], addr[3]);
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}
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else
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{
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checkbox = "(W) ";
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sprintf(commentBuf, "Port: %d", GDB_PORT_BASE + id);
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}
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}
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return sprintf(out, "%s%-4u %-8.8s %s", checkbox, info->pid, info->name, commentBuf); // Theoritically PIDs are 32-bit ints, but we'll only justify 4 digits
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}
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static void ProcessListMenu_MemoryViewer(const ProcessInfo *info)
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{
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Handle processHandle;
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Result res = OpenProcessByName(info->name, &processHandle);
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if(R_SUCCEEDED(res))
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{
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u32 codeStartAddress, heapStartAddress;
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u32 codeDestAddress, heapDestAddress;
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u32 codeTotalSize, heapTotalSize;
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s64 textStartAddress, textTotalRoundedSize, rodataTotalRoundedSize, dataTotalRoundedSize;
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svcGetProcessInfo(&textTotalRoundedSize, processHandle, 0x10002);
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svcGetProcessInfo(&rodataTotalRoundedSize, processHandle, 0x10003);
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svcGetProcessInfo(&dataTotalRoundedSize, processHandle, 0x10004);
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svcGetProcessInfo(&textStartAddress, processHandle, 0x10005);
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codeTotalSize = (u32)(textTotalRoundedSize + rodataTotalRoundedSize + dataTotalRoundedSize);
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codeDestAddress = codeStartAddress = (u32)textStartAddress; //should be 0x00100000
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MemInfo info;
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PageInfo out;
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heapDestAddress = heapStartAddress = 0x08000000;
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svcQueryProcessMemory(&info, &out, processHandle, heapStartAddress);
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heapTotalSize = info.size;
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Result codeRes = svcMapProcessMemoryEx(processHandle, codeDestAddress, codeStartAddress, codeTotalSize);
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Result heapRes = svcMapProcessMemoryEx(processHandle, heapDestAddress, heapStartAddress, heapTotalSize);
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if(R_SUCCEEDED(codeRes | heapRes))
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{
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#define ROWS_PER_SCREEN 0x10
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#define BYTES_PER_ROW 0x10
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#define VIEWER_PAGE_SIZE (ROWS_PER_SCREEN*BYTES_PER_ROW)
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#define totalRows ((menus[MENU_MODE_NORMAL].max - (menus[MENU_MODE_NORMAL].max % BYTES_PER_ROW))/ROWS_PER_SCREEN)
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enum MenuModes {
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MENU_MODE_NORMAL = 0,
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MENU_MODE_GOTO,
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MENU_MODE_SEARCH,
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MENU_MODE_MAX,
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};
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typedef struct {
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u32 selected;
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u8 * buf;
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u32 starti;
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u32 max;
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} MenuData;
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bool editing;
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MenuData menus[MENU_MODE_MAX] = {0};
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int menuMode = MENU_MODE_NORMAL;
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bool checkMode(int newMode)
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{
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if(menuMode == newMode)
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{
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menuMode = MENU_MODE_NORMAL;
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return true;
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}
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else
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{
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menuMode = newMode;
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return false;
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}
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}
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// Editing
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void selectedByteIncrement(void) { menus[menuMode].buf[menus[menuMode].selected]++; }
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void selectedByteDecrement(void) { menus[menuMode].buf[menus[menuMode].selected]--; }
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void selectedByteAdd0x10(void) { menus[menuMode].buf[menus[menuMode].selected] += 0x10; }
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void selectedByteSub0x10(void) { menus[menuMode].buf[menus[menuMode].selected] -= 0x10; }
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// ------------------------------------------
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// Movement
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#define SELECTED_DEC(decval) do { \
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if(menus[menuMode].selected >= decval) \
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menus[menuMode].selected -= decval; \
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} while(0)
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#define SELECTED_INC(incval) do { \
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if(menus[menuMode].selected < (menus[menuMode].max - incval)) \
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menus[menuMode].selected += incval; \
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} while(0)
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void selectedMoveLeft(void) { SELECTED_DEC(1); }
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void selectedMoveRight(void) { SELECTED_INC(1); }
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void selectedMoveUp(void) { SELECTED_DEC(BYTES_PER_ROW); }
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void selectedMoveDown(void) { SELECTED_INC(BYTES_PER_ROW); }
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// ------------------------------------------
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// Viewing
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void viewHeap(void)
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{
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menus[MENU_MODE_NORMAL].buf = (u8*)heapDestAddress;
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menus[MENU_MODE_NORMAL].max = heapTotalSize;
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}
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void viewCode(void)
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{
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menus[MENU_MODE_NORMAL].buf = (u8*)codeDestAddress;
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menus[MENU_MODE_NORMAL].max = codeTotalSize;
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}
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viewHeap();
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// ------------------------------------------
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// Jumping
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u32 gotoAddress = 0;
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void finishJumping(void)
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{
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menus[MENU_MODE_NORMAL].selected = __builtin_bswap32(gotoAddress); // The data is edited in reverse, so it needs to be swapped before usage
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}
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menus[MENU_MODE_GOTO].buf = (u8*)&gotoAddress;
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menus[MENU_MODE_GOTO].max = sizeof(gotoAddress);
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// ------------------------------------------
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// Searching
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#define searchPatternSize menus[MENU_MODE_SEARCH].max
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#define searchPatternMaxSize (u32)VIEWER_PAGE_SIZE
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u8 searchPattern[searchPatternMaxSize] = {0};
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void searchPatternEnlarge(void)
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{
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searchPatternSize++;
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if(searchPatternSize > searchPatternMaxSize)
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searchPatternSize = 1;
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}
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void searchPatternReduce(void)
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{
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searchPatternSize--;
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if(searchPatternSize < 1)
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searchPatternSize = searchPatternMaxSize;
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}
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void finishSearching(void)
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{
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u8 * startpos = menus[MENU_MODE_NORMAL].buf + menus[MENU_MODE_NORMAL].selected;
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u32 size = menus[MENU_MODE_NORMAL].max - menus[MENU_MODE_NORMAL].selected;
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if (size >= searchPatternSize)
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menus[MENU_MODE_NORMAL].selected = (u32)memsearch(startpos, searchPattern, size, searchPatternSize) - (u32)menus[MENU_MODE_NORMAL].buf;
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}
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menus[MENU_MODE_SEARCH].buf = searchPattern;
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menus[MENU_MODE_SEARCH].max = 1;
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// ------------------------------------------
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void drawMenu(void)
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{
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Draw_Lock();
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Draw_DrawString(10, 10, COLOR_TITLE, "Memory viewer");
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Draw_DrawString(10, 26, COLOR_WHITE, "D-PAD to move, X to jump, Y to search, A to edit.");
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#define CHARACTER_WIDTH 6
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if(editing)
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Draw_DrawString(10 + CHARACTER_WIDTH* 44, 26, COLOR_RED, "edit");
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char * modeStr[] = {
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"move",
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"jump",
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"search",
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};
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u32 modeStrPos[] = {
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9,
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20,
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31,
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};
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Draw_DrawString(10 + CHARACTER_WIDTH*modeStrPos[menuMode], 26, COLOR_GREEN, modeStr[menuMode]);
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for(u32 row = menus[menuMode].starti; row < (menus[menuMode].starti + ROWS_PER_SCREEN); row++)
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{
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u32 offset = row - menus[menuMode].starti;
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u32 y = 44 + offset*12;
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u32 address = row*BYTES_PER_ROW;
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Draw_DrawFormattedString(10, y, COLOR_TITLE, "%.8lx | ", address);
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for(int cursor = 0; cursor < BYTES_PER_ROW; cursor++, address++)
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{
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u32 x = 10+66 + cursor*14 + (cursor >= BYTES_PER_ROW/2)*10;
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if(address < menus[menuMode].max)
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{
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Draw_DrawFormattedString(x, y,
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address == menus[menuMode].selected ? (editing ? COLOR_RED : COLOR_GREEN) : COLOR_WHITE,
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"%.2x",
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menus[menuMode].buf[address]);
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}
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else
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Draw_DrawString(x, y, COLOR_WHITE, " ");
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}
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}
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Draw_FlushFramebuffer();
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Draw_Unlock();
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}
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void clearMenu(void)
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{
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Draw_Lock();
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Draw_ClearFramebuffer();
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Draw_FlushFramebuffer();
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Draw_Unlock();
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}
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void handleScrolling(void)
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{
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for(u32 i = 0; i < totalRows; i++)
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{
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if(totalRows <= ROWS_PER_SCREEN)
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break;
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u32 scroll = menus[MENU_MODE_NORMAL].starti;
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u32 selectedRow = (menus[MENU_MODE_NORMAL].selected - (menus[MENU_MODE_NORMAL].selected % BYTES_PER_ROW))/BYTES_PER_ROW;
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if(scroll > selectedRow)
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scroll--;
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if((i <= selectedRow) && \
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((selectedRow - scroll) >= ROWS_PER_SCREEN) && \
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(scroll != (totalRows - ROWS_PER_SCREEN)))
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scroll++;
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menus[MENU_MODE_NORMAL].starti = scroll;
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}
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}
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clearMenu();
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do
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{
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if(menuMode == MENU_MODE_NORMAL)
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handleScrolling();
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drawMenu();
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u32 pressed = waitInputWithTimeout(1000);
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if(pressed & BUTTON_A)
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editing = !editing;
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else if(pressed & BUTTON_X)
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{
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if(checkMode(MENU_MODE_GOTO))
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finishJumping();
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}
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else if(pressed & BUTTON_Y)
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{
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if(checkMode(MENU_MODE_SEARCH))
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finishSearching();
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}
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if(editing)
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{
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// Edit the highlighted byte
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if(pressed & BUTTON_LEFT)
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selectedByteAdd0x10();
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else if(pressed & BUTTON_RIGHT)
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selectedByteSub0x10();
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else if(pressed & BUTTON_UP)
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selectedByteIncrement();
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else if(pressed & BUTTON_DOWN)
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selectedByteDecrement();
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}
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else
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{
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// Move the cursor
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if(pressed & BUTTON_LEFT)
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selectedMoveLeft();
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else if(pressed & BUTTON_RIGHT)
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selectedMoveRight();
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else if(pressed & BUTTON_UP)
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selectedMoveUp();
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else if(pressed & BUTTON_DOWN)
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selectedMoveDown();
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else if(pressed & BUTTON_L1)
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{
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if(menuMode == MENU_MODE_NORMAL)
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viewHeap();
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else if(menuMode == MENU_MODE_SEARCH)
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searchPatternReduce();
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}
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else if(pressed & BUTTON_R1)
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{
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if(menuMode == MENU_MODE_NORMAL)
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viewCode();
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else if(menuMode == MENU_MODE_SEARCH)
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searchPatternEnlarge();
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}
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}
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if(pressed & BUTTON_B) // go back to the list, or the simple viewer
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{
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if(menuMode != MENU_MODE_NORMAL)
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{
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menuMode = MENU_MODE_NORMAL;
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editing = false;
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}
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else
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break;
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}
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if(menus[menuMode].selected >= menus[menuMode].max)
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menus[menuMode].selected = menus[menuMode].max - 1;
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}
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while(!terminationRequest);
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clearMenu();
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}
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if(R_SUCCEEDED(codeRes))
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svcUnmapProcessMemoryEx(processHandle, codeDestAddress, codeTotalSize);
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if(R_SUCCEEDED(heapRes))
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svcUnmapProcessMemoryEx(processHandle, heapDestAddress, heapTotalSize);
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svcCloseHandle(processHandle);
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}
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}
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static inline void ProcessListMenu_HandleSelected(const ProcessInfo *info)
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{
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if(!gdbServer.super.running || info->isZombie)
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ProcessListMenu_MemoryViewer(info);
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u32 id;
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for(id = 0; id < MAX_DEBUG && (!(gdbServer.ctxs[id].flags & GDB_FLAG_SELECTED) || gdbServer.ctxs[id].pid != info->pid); id++);
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GDBContext *ctx = &gdbServer.ctxs[id];
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if(id < MAX_DEBUG)
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{
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if(ctx->flags & GDB_FLAG_USED)
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{
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RecursiveLock_Lock(&ctx->lock);
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ctx->super.should_close = true;
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RecursiveLock_Unlock(&ctx->lock);
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while(ctx->super.should_close)
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svcSleepThread(12 * 1000 * 1000LL);
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}
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else
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{
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RecursiveLock_Lock(&ctx->lock);
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ctx->flags &= ~GDB_FLAG_SELECTED;
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RecursiveLock_Unlock(&ctx->lock);
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}
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}
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else
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{
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for(id = 0; id < MAX_DEBUG && gdbServer.ctxs[id].flags & GDB_FLAG_SELECTED; id++);
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if(id < MAX_DEBUG)
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{
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ctx = &gdbServer.ctxs[id];
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RecursiveLock_Lock(&ctx->lock);
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ctx->pid = info->pid;
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ctx->flags |= GDB_FLAG_SELECTED;
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RecursiveLock_Unlock(&ctx->lock);
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}
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}
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}
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s32 ProcessListMenu_FetchInfo(void)
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{
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u32 pidList[0x40];
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s32 processAmount;
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svcGetProcessList(&processAmount, pidList, 0x40);
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for(s32 i = 0; i < processAmount; i++)
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{
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Handle processHandle;
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Result res = svcOpenProcess(&processHandle, pidList[i]);
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if(R_FAILED(res))
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continue;
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infos[i].pid = pidList[i];
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svcGetProcessInfo((s64 *)&infos[i].name, processHandle, 0x10000);
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svcGetProcessInfo((s64 *)&infos[i].titleId, processHandle, 0x10001);
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infos[i].isZombie = svcWaitSynchronization(processHandle, 0) == 0;
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svcCloseHandle(processHandle);
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}
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return processAmount;
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}
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void RosalinaMenu_ProcessList(void)
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{
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s32 processAmount = ProcessListMenu_FetchInfo();
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s32 selected = 0, page = 0, pagePrev = 0;
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nfds_t nfdsPrev;
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do
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{
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nfdsPrev = gdbServer.super.nfds;
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memcpy(infosPrev, infos, sizeof(infos));
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Draw_Lock();
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if(page != pagePrev)
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Draw_ClearFramebuffer();
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Draw_DrawString(10, 10, COLOR_TITLE, "Process list");
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if(gdbServer.super.running)
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{
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char ipBuffer[17];
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u32 ip = gethostid();
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u8 *addr = (u8 *)&ip;
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int n = sprintf(ipBuffer, "%hhu.%hhu.%hhu.%hhu", addr[0], addr[1], addr[2], addr[3]);
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Draw_DrawString(SCREEN_BOT_WIDTH - 10 - SPACING_X * n, 10, COLOR_WHITE, ipBuffer);
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}
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for(s32 i = 0; i < PROCESSES_PER_MENU_PAGE && page * PROCESSES_PER_MENU_PAGE + i < processAmount; i++)
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{
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char buf[65] = {0};
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ProcessListMenu_FormatInfoLine(buf, &infos[page * PROCESSES_PER_MENU_PAGE + i]);
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Draw_DrawString(30, 30 + i * SPACING_Y, COLOR_WHITE, buf);
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Draw_DrawCharacter(10, 30 + i * SPACING_Y, COLOR_TITLE, page * PROCESSES_PER_MENU_PAGE + i == selected ? '>' : ' ');
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}
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Draw_FlushFramebuffer();
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Draw_Unlock();
|
|
|
|
if(terminationRequest)
|
|
break;
|
|
|
|
u32 pressed;
|
|
do
|
|
{
|
|
pressed = waitInputWithTimeout(50);
|
|
if(pressed != 0 || nfdsPrev != gdbServer.super.nfds)
|
|
break;
|
|
processAmount = ProcessListMenu_FetchInfo();
|
|
if(memcmp(infos, infosPrev, sizeof(infos)) != 0)
|
|
break;
|
|
}
|
|
while(pressed == 0 && !terminationRequest);
|
|
|
|
if(pressed & BUTTON_B)
|
|
break;
|
|
else if(pressed & BUTTON_A)
|
|
ProcessListMenu_HandleSelected(&infos[selected]);
|
|
else if(pressed & BUTTON_DOWN)
|
|
selected++;
|
|
else if(pressed & BUTTON_UP)
|
|
selected--;
|
|
else if(pressed & BUTTON_LEFT)
|
|
selected -= PROCESSES_PER_MENU_PAGE;
|
|
else if(pressed & BUTTON_RIGHT)
|
|
{
|
|
if(selected + PROCESSES_PER_MENU_PAGE < processAmount)
|
|
selected += PROCESSES_PER_MENU_PAGE;
|
|
else if((processAmount - 1) / PROCESSES_PER_MENU_PAGE == page)
|
|
selected %= PROCESSES_PER_MENU_PAGE;
|
|
else
|
|
selected = processAmount - 1;
|
|
}
|
|
|
|
if(selected < 0)
|
|
selected = processAmount - 1;
|
|
else if(selected >= processAmount)
|
|
selected = 0;
|
|
|
|
pagePrev = page;
|
|
page = selected / PROCESSES_PER_MENU_PAGE;
|
|
}
|
|
while(!terminationRequest);
|
|
}
|