mirror of
https://github.com/d0k3/SafeB9SInstaller.git
synced 2025-06-26 13:42:45 +00:00
237 lines
8.9 KiB
C
237 lines
8.9 KiB
C
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#include "installer.h"
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#include "validator.h"
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#include "safewrite.h"
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#include "nand.h"
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#include "ui.h"
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#include "qff.h"
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#define COLOR_STATUS(s) ((s == STATUS_GREEN) ? COLOR_BRIGHTGREEN : (s == STATUS_YELLOW) ? COLOR_BRIGHTYELLOW : (s == STATUS_RED) ? COLOR_RED : COLOR_DARKGREY)
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#define MIN_SD_FREE (16 * 1024 * 1024) // 16MB
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#define FIRM_NAND_OFFSET 0x0B130000
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#define FIRM_NAND_SIZE 0x800000
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#define NAME_SIGHAXFIRM (INPUT_PATH "/sighaxfirm.bin")
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#define NAME_SIGHAXFIRMSHA (INPUT_PATH "/sighaxfirm.bin.sha")
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#define NAME_SECTOR0x96 (INPUT_PATH "/secret_sector.bin")
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#define NAME_FIRMBACKUP (INPUT_PATH "/firm0firm1.bak")
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#define NAME_SECTORBACKUP (INPUT_PATH "/sector0x96.bak")
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#define STATUS_GREY -1
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#define STATUS_GREEN 0
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#define STATUS_YELLOW 1
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#define STATUS_RED 2
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static int statusA9lh = STATUS_GREY;
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static int statusSdCard = STATUS_GREY;
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static int statusFirm = STATUS_GREY;
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static int statusSector = STATUS_GREY;
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static int statusCrypto = STATUS_GREY;
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static int statusBackup = STATUS_GREY;
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static int statusInstall = STATUS_GREY;
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static char msgA9lh[64] = "not started";
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static char msgSdCard[64] = "not started";
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static char msgFirm[64] = "not started";
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static char msgSector[64] = "not started";
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static char msgCrypto[64] = "not started";
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static char msgBackup[64] = "not started";
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static char msgInstall[64] = "not started";
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u32 ShowInstallerStatus(void) {
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const u32 pos_xb = 10;
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const u32 pos_x0 = pos_xb;
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const u32 pos_x1 = pos_x0 + (16*FONT_WIDTH_EXT);
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const u32 pos_yb = 10;
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const u32 pos_y0 = pos_yb + 20;
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DrawStringF(BOT_SCREEN, pos_xb, pos_yb, COLOR_STD_FONT, COLOR_STD_BG, "SafeSigHaxInstaller v" VERSION);
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DrawStringF(BOT_SCREEN, pos_x0, pos_y0 + 0, COLOR_STD_FONT, COLOR_STD_BG, "ARM9LoaderHax :");
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DrawStringF(BOT_SCREEN, pos_x0, pos_y0 + 10, COLOR_STD_FONT, COLOR_STD_BG, "MicroSD Card :");
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DrawStringF(BOT_SCREEN, pos_x0, pos_y0 + 20, COLOR_STD_FONT, COLOR_STD_BG, "Sighaxed FIRM :");
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DrawStringF(BOT_SCREEN, pos_x0, pos_y0 + 30, COLOR_STD_FONT, COLOR_STD_BG, "Secret Sector :");
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DrawStringF(BOT_SCREEN, pos_x0, pos_y0 + 40, COLOR_STD_FONT, COLOR_STD_BG, "Crypto Status :");
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DrawStringF(BOT_SCREEN, pos_x0, pos_y0 + 50, COLOR_STD_FONT, COLOR_STD_BG, "Backup Status :");
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DrawStringF(BOT_SCREEN, pos_x0, pos_y0 + 60, COLOR_STD_FONT, COLOR_STD_BG, "Install Status:");
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DrawStringF(BOT_SCREEN, pos_x1, pos_y0 + 0, COLOR_STATUS(statusA9lh) , COLOR_STD_BG, msgA9lh );
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DrawStringF(BOT_SCREEN, pos_x1, pos_y0 + 10, COLOR_STATUS(statusSdCard) , COLOR_STD_BG, msgSdCard );
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DrawStringF(BOT_SCREEN, pos_x1, pos_y0 + 20, COLOR_STATUS(statusFirm) , COLOR_STD_BG, msgFirm );
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DrawStringF(BOT_SCREEN, pos_x1, pos_y0 + 30, COLOR_STATUS(statusSector) , COLOR_STD_BG, msgSector );
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DrawStringF(BOT_SCREEN, pos_x1, pos_y0 + 40, COLOR_STATUS(statusCrypto) , COLOR_STD_BG, msgCrypto );
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DrawStringF(BOT_SCREEN, pos_x1, pos_y0 + 50, COLOR_STATUS(statusBackup) , COLOR_STD_BG, msgBackup );
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DrawStringF(BOT_SCREEN, pos_x1, pos_y0 + 60, COLOR_STATUS(statusInstall), COLOR_STD_BG, msgInstall);
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return 0;
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}
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u32 SafeSigHaxInstaller(void) {
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UINT bt;
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// initialization
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ShowString("Initializing, please wait...");
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// step #0 - a9lh check
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InitNandCrypto(); // for sector0x96 crypto and NAND drives
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snprintf(msgA9lh, 64, CheckA9lh() ? "installed" : "not installed");
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statusA9lh = STATUS_GREEN;
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ShowInstallerStatus();
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// step #1 - init/check SD card
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snprintf(msgSdCard, 64, "checking...");
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statusSdCard = STATUS_YELLOW;
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ShowInstallerStatus();
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u64 sdFree = 0;
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u64 sdTotal = 0;
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if ((fs_init() != FR_OK) ||
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(f_getfreebyte("0:", &sdFree) != FR_OK) ||
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(f_gettotalbyte("0:", &sdTotal) != FR_OK)) {
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snprintf(msgSdCard, 64, "init failed");
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statusSdCard = STATUS_RED;
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return 1;
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}
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snprintf(msgSdCard, 64, "%lluMB / %lluMB free", sdFree / (1024 * 1024), sdTotal / (1024 * 1024));
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statusSdCard = (sdFree < MIN_SD_FREE) ? STATUS_RED : STATUS_GREEN;
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ShowInstallerStatus();
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if (sdFree < MIN_SD_FREE) return 1;
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// SD card okay!
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// step #2 - check sighaxed firm
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snprintf(msgFirm, 64, "checking...");
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statusFirm = STATUS_YELLOW;
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ShowInstallerStatus();
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u8 firm_sha[0x20];
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UINT firm_size;
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if ((f_qread(NAME_SIGHAXFIRM, FIRM_BUFFER, 0, FIRM_BUFFER_SIZE, &firm_size) != FR_OK) ||
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(firm_size < 0x200)) {
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snprintf(msgFirm, 64, "file not found");
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statusFirm = STATUS_RED;
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return 1;
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}
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if ((f_qread(NAME_SIGHAXFIRMSHA, firm_sha, 0, 0x20, &bt) != FR_OK) || (bt != 0x20)) {
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snprintf(msgFirm, 64, ".sha file not found");
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statusFirm = STATUS_RED;
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return 1;
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}
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if (ValidateFirm(FIRM_BUFFER, firm_sha, firm_size, NULL) != 0) {
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snprintf(msgFirm, 64, "invalid FIRM");
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statusFirm = STATUS_RED;
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return 1;
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}
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if (CheckFirmSigHax(FIRM_BUFFER) != 0) {
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snprintf(msgFirm, 64, "not sighaxed");
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statusFirm = STATUS_RED;
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return 1;
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}
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snprintf(msgFirm, 64, "loaded & verified");
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statusFirm = STATUS_GREEN;
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ShowInstallerStatus();
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// provided FIRM is okay!
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// step #3 - check secret_sector.bin file
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u8 secret_sector[0x20];
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if (CheckA9lh()) {
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snprintf(msgSector, 64, "checking...");
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statusSector = STATUS_YELLOW;
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ShowInstallerStatus();
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if ((f_qread(NAME_SECTOR0x96, secret_sector, 0, 0x200, &bt) != FR_OK) || (bt != 0x200)) {
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snprintf(msgSector, 64, "file not found");
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statusSector = STATUS_RED;
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return 1;
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}
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if (ValidateSector(secret_sector) != 0) {
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snprintf(msgSector, 64, "invalid file");
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statusSector = STATUS_RED;
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return 1;
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}
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snprintf(msgSector, 64, "loaded & verified");
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} else snprintf(msgSector, 64, "not required");
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statusSector = STATUS_GREEN;
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ShowInstallerStatus();
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// secret_sector.bin okay or not required!
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// step #3 - check NAND crypto
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snprintf(msgCrypto, 64, "checking...");
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statusCrypto = STATUS_YELLOW;
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ShowInstallerStatus();
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if (!CheckFirmCrypto()) {
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snprintf(msgCrypto, 64, "FIRM crypto fail");
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statusCrypto = STATUS_RED;
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return 1;
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}
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if (CheckA9lh() && !CheckSector0x96Crypto()) {
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snprintf(msgCrypto, 64, "OTP crypto fail");
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statusCrypto = STATUS_RED;
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return 1;
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}
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snprintf(msgCrypto, 64, "all checks passed");
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statusCrypto = STATUS_GREEN;
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ShowInstallerStatus();
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// step #X - point of no return
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if (!ShowUnlockSequence(1, "All input files verified.\nTo install FIRM, enter the sequence\nbelow or press B to cancel.")) {
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snprintf(msgBackup, 64, "cancelled by user");
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snprintf(msgInstall, 64, "cancelled by user");
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return 1;
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}
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// step #5 - backup of current FIRMs and sector 0x96
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snprintf(msgBackup, 64, "FIRM backup...");
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statusBackup = STATUS_YELLOW;
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ShowInstallerStatus();
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FIL fp;
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u32 ret = 0;
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if (f_open(&fp, NAME_FIRMBACKUP, FA_READ|FA_WRITE|FA_CREATE_ALWAYS) != FR_OK) {
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snprintf(msgBackup, 64, "FIRM backup fail");
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statusBackup = STATUS_RED;
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return 1;
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}
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ShowProgress(0, 0, "FIRM backup");
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for (u32 pos = 0; (pos < FIRM_NAND_SIZE) && (ret == 0); pos += WORK_BUFFER_SIZE) {
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UINT bytes = min(WORK_BUFFER_SIZE, FIRM_NAND_SIZE - pos);
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snprintf(msgBackup, 64, "FIRM backup (%luMB/%luMB)",
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pos / (1024*1024), (u32) FIRM_NAND_SIZE / (1024 * 1024));
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ShowInstallerStatus();
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if ((ReadNandBytes(WORK_BUFFER, FIRM_NAND_OFFSET + pos, bytes, 0xFF) != 0) ||
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(SafeWriteFile(&fp, WORK_BUFFER, pos, bytes) != 0))
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ret = 1;
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ShowProgress(pos + bytes, FIRM_NAND_SIZE, "FIRM backup");
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}
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f_close(&fp);
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if (ret != 0) {
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snprintf(msgBackup, 64, "FIRM backup fail");
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statusBackup = STATUS_RED;
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return 1;
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}
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if (CheckA9lh()) {
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snprintf(msgBackup, 64, "0x96 backup...");
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ShowInstallerStatus();
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u8 sector_backup0[0x200];
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u8 sector_backup1[0x200];
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f_unlink(NAME_SECTORBACKUP);
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if ((ReadNandSectors(sector_backup0, 96, 1, 0xFF) != 0) ||
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(f_qwrite(NAME_SECTORBACKUP, sector_backup0, 0, 0x200, &bt) != FR_OK) || (bt != 0x200) ||
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(f_qread(NAME_SECTORBACKUP, sector_backup1, 0, 0x200, &bt) != FR_OK) || (bt != 0x200) ||
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(memcmp(sector_backup0, sector_backup1, 0x200) != 0)) {
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snprintf(msgBackup, 64, "0x96 backup fail");
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statusBackup = STATUS_RED;
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return 1;
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}
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}
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snprintf(msgBackup, 64, "backed up & verified");
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statusBackup = STATUS_GREEN;
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ShowInstallerStatus();
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// backups done
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// step #6 - install sighaxed FIRM
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return 0;
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}
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