111 lines
3.4 KiB
C
111 lines
3.4 KiB
C
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/*
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* This file is part of Luma3DS
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* Copyright (C) 2016-2020 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 "utils.h"
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#include "csvc.h"
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#include <string.h>
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#include <stdio.h>
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void formatMemoryPermission(char *outbuf, MemPerm perm)
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{
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if (perm == MEMPERM_DONTCARE)
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{
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strcpy(outbuf, "???");
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return;
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}
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outbuf[0] = perm & MEMPERM_READ ? 'r' : '-';
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outbuf[1] = perm & MEMPERM_WRITE ? 'w' : '-';
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outbuf[2] = perm & MEMPERM_EXECUTE ? 'x' : '-';
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outbuf[3] = '\0';
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}
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void formatUserMemoryState(char *outbuf, MemState state)
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{
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static const char *states[12] =
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{
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"Free",
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"Reserved",
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"IO",
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"Static",
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"Code",
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"Private",
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"Shared",
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"Continuous",
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"Aliased",
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"Alias",
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"AliasCode",
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"Locked"
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};
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strcpy(outbuf, state > 11 ? "Unknown" : states[state]);
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}
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u32 formatMemoryMapOfProcess(char *outbuf, u32 bufLen, Handle handle)
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{
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u32 maxLineSize = 35 + (handle == CUR_PROCESS_HANDLE ? 15 : 0);
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u32 address = 0;
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u32 posInBuffer = 0;
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u32 maxPosInBuffer = bufLen - maxLineSize; // 35 is the maximum length of a formatted region
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MemInfo memi;
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PageInfo pagei;
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char pabuf[32];
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char permbuf[8];
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char statebuf[16];
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s64 TTBCR;
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svcGetSystemInfo(&TTBCR, 0x10002, 0);
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while (address < (1u << (32 - (u32)TTBCR)) // Limit to check for regions
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&& posInBuffer < maxPosInBuffer
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&& R_SUCCEEDED(svcQueryProcessMemory(&memi, &pagei, handle, address)))
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{
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// Update the address for next region
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address = memi.base_addr + memi.size;
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// If region isn't FREE then add it to the list
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if (memi.state != MEMSTATE_FREE)
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{
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if (handle == CUR_PROCESS_HANDLE)
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{
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u32 pa = svcConvertVAToPA((void *)memi.base_addr, false);
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sprintf(pabuf, " (PA %08lx)", pa);
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}
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else
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pabuf[0] = '\0';
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formatMemoryPermission(permbuf, memi.perm);
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formatUserMemoryState(statebuf, memi.state);
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posInBuffer += sprintf(outbuf + posInBuffer, "%08lx - %08lx%s %s %s\n",
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memi.base_addr, address, pabuf, permbuf, statebuf);
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}
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}
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svcCloseHandle(handle);
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return posInBuffer;
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}
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