mirror of
https://github.com/DarkMatterCore/nxdumptool.git
synced 2024-11-22 18:26:39 +00:00
304 lines
8 KiB
C
304 lines
8 KiB
C
/*
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* Copyright (c) 2020 DarkMatterCore
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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 <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <stdarg.h>
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#include <time.h>
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#include <switch.h>
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//#include "freetype_helper.h"
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//#include "lvgl_helper.h"
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#include "keys.h"
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#include "gamecard.h"
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#include "services.h"
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#include "utils.h"
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#include "nca.h"
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#include "fatfs/ff.h"
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/* Global variables. */
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static u8 g_customFirmwareType = UtilsCustomFirmwareType_Unknown;
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static AppletHookCookie g_systemOverclockCookie = {0};
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static Mutex g_logfileMutex = 0;
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static FsStorage g_emmcBisSystemPartitionStorage = {0};
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static FATFS *g_emmcBisSystemPartitionFatFsObj = NULL;
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/* Function prototypes. */
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static void _utilsGetCustomFirmwareType(void);
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static void utilsOverclockSystemAppletHook(AppletHookType hook, void *param);
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static bool utilsMountEmmcBisSystemPartitionStorage(void);
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static void utilsUnmountEmmcBisSystemPartitionStorage(void);
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u64 utilsHidKeysAllDown(void)
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{
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u8 controller;
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u64 keys_down = 0;
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for(controller = 0; controller < (u8)CONTROLLER_P1_AUTO; controller++) keys_down |= hidKeysDown((HidControllerID)controller);
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return keys_down;
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}
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u64 utilsHidKeysAllHeld(void)
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{
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u8 controller;
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u64 keys_held = 0;
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for(controller = 0; controller < (u8)CONTROLLER_P1_AUTO; controller++) keys_held |= hidKeysHeld((HidControllerID)controller);
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return keys_held;
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}
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void utilsWaitForButtonPress(void)
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{
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u64 flag, keys_down;
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/* Don't consider touch screen presses nor stick movement as button inputs */
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flag = ~(KEY_TOUCH | KEY_LSTICK_LEFT | KEY_LSTICK_RIGHT | KEY_LSTICK_UP | KEY_LSTICK_DOWN | KEY_RSTICK_LEFT | KEY_RSTICK_RIGHT | KEY_RSTICK_UP | KEY_RSTICK_DOWN);
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while(appletMainLoop())
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{
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hidScanInput();
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keys_down = utilsHidKeysAllDown();
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if (keys_down & flag) break;
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}
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}
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void utilsWriteLogMessage(const char *func_name, const char *fmt, ...)
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{
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mutexLock(&g_logfileMutex);
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va_list args;
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FILE *logfile = NULL;
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logfile = fopen(APP_BASE_PATH "nxdumptool.log", "a+");
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if (!logfile) goto out;
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time_t now = time(NULL);
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struct tm *ts = localtime(&now);
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fprintf(logfile, "%d/%d/%d %d:%02d:%02d -> %s: ", ts->tm_year + 1900, ts->tm_mon + 1, ts->tm_mday, ts->tm_hour, ts->tm_min, ts->tm_sec, func_name);
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va_start(args, fmt);
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vfprintf(logfile, fmt, args);
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va_end(args);
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fprintf(logfile, "\r\n");
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fclose(logfile);
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out:
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mutexUnlock(&g_logfileMutex);
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}
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void utilsOverclockSystem(bool restore)
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{
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u32 cpuClkRate = ((restore ? CPU_CLKRT_NORMAL : CPU_CLKRT_OVERCLOCKED) * 1000000);
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u32 memClkRate = ((restore ? MEM_CLKRT_NORMAL : MEM_CLKRT_OVERCLOCKED) * 1000000);
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servicesChangeHardwareClockRates(cpuClkRate, memClkRate);
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}
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bool utilsInitializeResources(void)
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{
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Result rc = 0;
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/* Initialize needed services */
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if (!servicesInitialize())
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{
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LOGFILE("Failed to initialize needed services!");
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return false;
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}
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/* Load NCA keyset */
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if (!keysLoadNcaKeyset())
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{
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LOGFILE("Failed to load NCA keyset!");
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return false;
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}
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/* Allocate NCA crypto buffer */
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if (!ncaAllocateCryptoBuffer())
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{
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LOGFILE("Unable to allocate memory for NCA crypto buffer!");
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return false;
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}
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/* Initialize gamecard interface */
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rc = gamecardInitialize();
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if (R_FAILED(rc))
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{
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LOGFILE("Failed to initialize gamecard interface!");
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return false;
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}
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/* Mount eMMC BIS System partition */
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if (!utilsMountEmmcBisSystemPartitionStorage()) return false;
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/* Initialize FreeType */
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//if (!freeTypeHelperInitialize()) return false;
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/* Initialize LVGL */
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//if (!lvglHelperInitialize()) return false;
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/* Retrieve custom firmware type */
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_utilsGetCustomFirmwareType();
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/* Overclock system */
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utilsOverclockSystem(false);
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/* Setup an applet hook to change the hardware clocks after a system mode change (docked <-> undocked) */
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appletHook(&g_systemOverclockCookie, utilsOverclockSystemAppletHook, NULL);
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return true;
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}
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void utilsCloseResources(void)
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{
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/* Unset our overclock applet hook */
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appletUnhook(&g_systemOverclockCookie);
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/* Restore hardware clocks */
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utilsOverclockSystem(true);
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/* Free LVGL resources */
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//lvglHelperExit();
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/* Free FreeType resouces */
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//freeTypeHelperExit();
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/* Unmount eMMC BIS System partition */
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utilsUnmountEmmcBisSystemPartitionStorage();
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/* Deinitialize gamecard interface */
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gamecardExit();
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/* Free NCA crypto buffer */
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ncaFreeCryptoBuffer();
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/* Close initialized services */
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servicesClose();
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}
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u8 utilsGetCustomFirmwareType(void)
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{
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return g_customFirmwareType;
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}
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void utilsGenerateHexStringFromData(char *dst, size_t dst_size, const void *src, size_t src_size)
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{
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if (!src || !src_size || !dst || dst_size < ((src_size * 2) + 1)) return;
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size_t i, j;
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const u8 *src_u8 = (const u8*)src;
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for(i = 0, j = 0; i < src_size; i++)
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{
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char h_nib = ((src_u8[i] >> 4) & 0xF);
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char l_nib = (src_u8[i] & 0xF);
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dst[j++] = (h_nib + (h_nib < 0xA ? 0x30 : 0x57));
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dst[j++] = (l_nib + (l_nib < 0xA ? 0x30 : 0x57));
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}
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dst[j] = '\0';
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}
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FsStorage *utilsGetEmmcBisSystemPartitionStorage(void)
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{
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return &g_emmcBisSystemPartitionStorage;
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}
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static void _utilsGetCustomFirmwareType(void)
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{
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bool tx_srv = servicesCheckRunningServiceByName("tx");
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bool rnx_srv = servicesCheckRunningServiceByName("rnx");
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if (!tx_srv && !rnx_srv)
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{
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/* Atmosphere */
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g_customFirmwareType = UtilsCustomFirmwareType_Atmosphere;
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} else
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if (tx_srv && !rnx_srv)
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{
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/* SX OS */
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g_customFirmwareType = UtilsCustomFirmwareType_SXOS;
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} else {
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/* ReiNX */
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g_customFirmwareType = UtilsCustomFirmwareType_ReiNX;
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}
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}
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static void utilsOverclockSystemAppletHook(AppletHookType hook, void *param)
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{
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(void)param;
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if (hook != AppletHookType_OnOperationMode && hook != AppletHookType_OnPerformanceMode) return;
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/* To do: read config here to actually know the value to use with utilsOverclockSystem */
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utilsOverclockSystem(true);
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}
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static bool utilsMountEmmcBisSystemPartitionStorage(void)
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{
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Result rc = 0;
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FRESULT fr = FR_OK;
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rc = fsOpenBisStorage(&g_emmcBisSystemPartitionStorage, FsBisPartitionId_System);
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if (R_FAILED(rc))
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{
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LOGFILE("Failed to open eMMC BIS System partition storage! (0x%08X)", rc);
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return false;
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}
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g_emmcBisSystemPartitionFatFsObj = calloc(1, sizeof(FATFS));
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if (!g_emmcBisSystemPartitionFatFsObj)
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{
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LOGFILE("Unable to allocate memory for FatFs object!");
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return false;
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}
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fr = f_mount(g_emmcBisSystemPartitionFatFsObj, BIS_SYSTEM_PARTITION_MOUNT_NAME, 1);
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if (fr != FR_OK)
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{
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LOGFILE("Failed to mount eMMC BIS System partition! (%u)", fr);
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return false;
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}
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return true;
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}
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static void utilsUnmountEmmcBisSystemPartitionStorage(void)
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{
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if (g_emmcBisSystemPartitionFatFsObj)
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{
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f_unmount(BIS_SYSTEM_PARTITION_MOUNT_NAME);
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free(g_emmcBisSystemPartitionFatFsObj);
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g_emmcBisSystemPartitionFatFsObj = NULL;
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}
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if (serviceIsActive(&(g_emmcBisSystemPartitionStorage.s)))
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{
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fsStorageClose(&g_emmcBisSystemPartitionStorage);
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memset(&g_emmcBisSystemPartitionStorage, 0, sizeof(FsStorage));
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}
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}
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