u32 DecryptTitlekeys(void) { EncKeysInfo *info = (EncKeysInfo*)0x20316000; if (!DebugFileOpen("/encTitleKeys.bin")) return 1; if (!DebugFileRead(info, 16, 0)) { FileClose(); return 1; } if (!info->n_entries || info->n_entries > MAX_ENTRIES) { Debug("Too many/few entries specified: %i", info->n_entries); FileClose(); return 1; } Debug("Number of entries: %i", info->n_entries); if (!DebugFileRead(info->entries, info->n_entries * sizeof(TitleKeyEntry), 16)) { FileClose(); return 1; } FileClose(); Debug("Decrypting Title Keys..."); u8 ctr[16] __attribute__((aligned(32))); u8 keyY[16] __attribute__((aligned(32))); u32 i; for (i = 0; i < info->n_entries; i++) { memset(ctr, 0, 16); memcpy(ctr, info->entries[i].titleId, 8); set_ctr(AES_BIG_INPUT|AES_NORMAL_INPUT, ctr); memcpy(keyY, (void *)common_keyy[info->entries[i].commonKeyIndex], 16); setup_aeskey(0x3D, AES_BIG_INPUT|AES_NORMAL_INPUT, keyY); use_aeskey(0x3D); aes_decrypt(info->entries[i].encryptedTitleKey, info->entries[i].encryptedTitleKey, ctr, 1, AES_CBC_DECRYPT_MODE); } if (!DebugFileCreate("/decTitleKeys.bin", true)) return 1; if (!DebugFileWrite(info, info->n_entries * sizeof(TitleKeyEntry) + 16, 0)) { FileClose(); return 1; } FileClose(); Debug("Done!"); return 0; }
u32 DecryptPartition(PartitionInfo* info){ size_t bytesWritten; if (info->keyY != NULL) setup_aeskey(info->keyslot, AES_BIG_INPUT | AES_NORMAL_INPUT, info->keyY); use_aeskey(info->keyslot); u8 ctr[16] __attribute__((aligned(32))); memcpy(ctr, info->ctr, 16); u32 size_bytes = info->size; for (u32 i = 0; i < size_bytes; i += BLOCK_SIZE) { u32 j; for (j = 0; (j < BLOCK_SIZE) && (i + j < size_bytes); j += 16) { set_ctr(AES_BIG_INPUT | AES_NORMAL_INPUT, ctr); aes_decrypt((void*)info->buffer + j, (void*)info->buffer + j, ctr, 1, AES_CTR_MODE); add_ctr(ctr, 1); } } return 0; }
u32 DecryptPartition(PartitionInfo* info){ size_t bytesWritten; if(info->keyY != NULL) setup_aeskey(info->keyslot, AES_BIG_INPUT|AES_NORMAL_INPUT, info->keyY); use_aeskey(info->keyslot); u8 ctr[16] __attribute__((aligned(32))); memcpy(ctr, info->ctr, 16); u32 size_bytes = info->size; for (u32 i = 0; i < size_bytes; i += BLOCK_SIZE) { u32 j; for (j = 0; (j < BLOCK_SIZE) && (i+j < size_bytes); j+= 16) { set_ctr(AES_BIG_INPUT|AES_NORMAL_INPUT, ctr); aes_decrypt((void*)info->buffer+j, (void*)info->buffer+j, ctr, 1, AES_CTR_MODE); add_ctr(ctr, 1); TryScreenShot(); //Putting it here allows us to take screenshots at any decryption point, since everyting loops in this } } return 0; }
u32 DecryptBuffer(DecryptBufferInfo *info) { u8 ctr[16] __attribute__((aligned(32))); memcpy(ctr, info->CTR, 16); u8* buffer = info->buffer; u32 size = info->size; if (info->setKeyY) { setup_aeskey(info->keyslot, AES_BIG_INPUT | AES_NORMAL_INPUT, info->keyY); info->setKeyY = 0; } use_aeskey(info->keyslot); for (u32 i = 0; i < size; i += 0x10, buffer += 0x10) { set_ctr(AES_BIG_INPUT | AES_NORMAL_INPUT, ctr); aes_decrypt((void*) buffer, (void*) buffer, ctr, 1, AES_CTR_MODE); add_ctr(ctr, 0x1); } memcpy(info->CTR, ctr, 16); return 0; }
u32 NandPadgen() { u8* ctrStart = FindNandCtr(); if (ctrStart == NULL) return 1; u8 ctr[16] = {0x0}; u32 i = 0; for(i = 0; i < 16; i++) ctr[i] = *(ctrStart + (15 - i)); //The CTR is stored backwards in memory. add_ctr(ctr, 0xB93000); //The CTR stored in memory would theoretically be for NAND block 0, so we need to increment it some. u32 keyslot = 0x0; u32 nand_size = 0; switch (GetUnitPlatform()) { case PLATFORM_3DS: keyslot = 0x4; nand_size = 758; break; case PLATFORM_N3DS: keyslot = 0x5; nand_size = 1055; break; } Debug("Creating NAND FAT16 xorpad. Size (MB): %u", nand_size); Debug("Filename: nand.fat16.xorpad"); PadInfo padInfo = {.keyslot = keyslot, .setKeyY = 0, .size_mb = nand_size , .filename = "/nand.fat16.xorpad"}; memcpy(padInfo.CTR, ctr, 16); u32 result = CreatePad(&padInfo); if(result == 0) { Debug("Done!"); return 0; } else { return 1; } } u32 CreatePad(PadInfo *info) { static const uint8_t zero_buf[16] __attribute__((aligned(16))) = {0}; u8* buffer = BUFFER_ADDRESS; u32 result = 0; if (!FileCreate(info->filename, true)) // No DebugFileCreate() here - messages are already given return 1; if(info->setKeyY) setup_aeskey(info->keyslot, AES_BIG_INPUT | AES_NORMAL_INPUT, info->keyY); use_aeskey(info->keyslot); u8 ctr[16] __attribute__((aligned(32))); memcpy(ctr, info->CTR, 16); u32 size_bytes = info->size_mb * 1024*1024; for (u32 i = 0; i < size_bytes; i += BUFFER_MAX_SIZE) { u32 curr_block_size = min(BUFFER_MAX_SIZE, size_bytes - i); for (u32 j = 0; j < curr_block_size; j+= 16) { set_ctr(AES_BIG_INPUT | AES_NORMAL_INPUT, ctr); aes_decrypt((void*)zero_buf, (void*)buffer + j, ctr, 1, AES_CTR_MODE); add_ctr(ctr, 1); } ShowProgress(i, size_bytes); if (!DebugFileWrite((void*)buffer, curr_block_size, i)) { result = 1; break; } } ShowProgress(0, 0); FileClose(); return result; } u32 NandDumper() { u8* buffer = BUFFER_ADDRESS; u32 nand_size = (GetUnitPlatform() == PLATFORM_3DS) ? 0x3AF00000 : 0x4D800000; u32 result = 0; Debug("Dumping System NAND. Size (MB): %u", nand_size / (1024 * 1024)); if (!DebugFileCreate("/NAND.bin", true)) return 1; u32 n_sectors = nand_size / NAND_SECTOR_SIZE; for (u32 i = 0; i < n_sectors; i += SECTORS_PER_READ) { ShowProgress(i, n_sectors); sdmmc_nand_readsectors(i, SECTORS_PER_READ, buffer); if(!DebugFileWrite(buffer, NAND_SECTOR_SIZE * SECTORS_PER_READ, i * NAND_SECTOR_SIZE)) { result = 1; break; } } ShowProgress(0, 0); FileClose(); return result; } u32 NandPartitionsDumper() { u32 ctrnand_offset; u32 ctrnand_size; u32 keyslot; switch (GetUnitPlatform()) { case PLATFORM_3DS: ctrnand_offset = 0x0B95CA00; ctrnand_size = 0x2F3E3600; keyslot = 0x4; break; case PLATFORM_N3DS: ctrnand_offset = 0x0B95AE00; ctrnand_size = 0x41D2D200; keyslot = 0x5; break; } // see: http://3dbrew.org/wiki/Flash_Filesystem Debug("Dumping firm0.bin: %s!", DumpPartition("firm0.bin", 0x0B130000, 0x00400000, 0x6) == 0 ? "succeeded" : "failed"); Debug("Dumping firm1.bin: %s!", DumpPartition("firm1.bin", 0x0B530000, 0x00400000, 0x6) == 0 ? "succeeded" : "failed"); Debug("Dumping ctrnand.bin: %s!", DumpPartition("ctrnand.bin", ctrnand_offset, ctrnand_size, keyslot) == 0 ? "succeeded" : "failed"); return 0; }
u32 SdPadgen() { u32 result; SdInfo *info = (SdInfo*)0x20316000; u8 movable_seed[0x120] = {0}; // Load console 0x34 keyY from movable.sed if present on SD card if (DebugFileOpen("/movable.sed")) { if (!DebugFileRead(&movable_seed, 0x120, 0)) { FileClose(); return 1; } FileClose(); if (memcmp(movable_seed, "SEED", 4) != 0) { Debug("movable.sed is too corrupt!"); return 1; } setup_aeskey(0x34, AES_BIG_INPUT|AES_NORMAL_INPUT, &movable_seed[0x110]); use_aeskey(0x34); } if (!DebugFileOpen("/SDinfo.bin")) return 1; if (!DebugFileRead(info, 4, 0)) { FileClose(); return 1; } if (!info->n_entries || info->n_entries > MAX_ENTRIES) { Debug("Too many/few entries!"); return 1; } Debug("Number of entries: %i", info->n_entries); if (!DebugFileRead(info->entries, info->n_entries * sizeof(SdInfoEntry), 4)) { FileClose(); return 1; } FileClose(); for(u32 i = 0; i < info->n_entries; i++) { Debug ("Creating pad number: %i. Size (MB): %i", i+1, info->entries[i].size_mb); PadInfo padInfo = {.keyslot = 0x34, .setKeyY = 0, .size_mb = info->entries[i].size_mb}; memcpy(padInfo.CTR, info->entries[i].CTR, 16); memcpy(padInfo.filename, info->entries[i].filename, 180); result = CreatePad(&padInfo); if (!result) Debug("Done!"); else return 1; } return 0; } static u8* FindNandCtr() { static const char* versions[] = {"4.x", "5.x", "6.x", "7.x", "8.x", "9.x"}; static const u8* version_ctrs[] = { (u8*)0x080D7CAC, (u8*)0x080D858C, (u8*)0x080D748C, (u8*)0x080D740C, (u8*)0x080D74CC, (u8*)0x080D794C }; static const u32 version_ctrs_len = sizeof(version_ctrs) / sizeof(u32); for (u32 i = 0; i < version_ctrs_len; i++) { if (*(u32*)version_ctrs[i] == 0x5C980) { Debug("System version %s", versions[i]); return (u8*)(version_ctrs[i] + 0x30); } } // If value not in previous list start memory scanning (test range) for (u8* c = (u8*)0x080D8FFF; c > (u8*)0x08000000; c--) { if (*(u32*)c == 0x5C980 && *(u32*)(c + 1) == 0x800005C9) { Debug("CTR Start 0x%08X", c + 0x30); return c + 0x30; } } return NULL; } u32 DumpPartition(char* filename, u32 offset, u32 size, u32 keyslot) { DecryptBufferInfo info; u8* buffer = BUFFER_ADDRESS; u8* ctrStart = FindNandCtr(); u32 result = 0; Debug("Dumping System NAND Partition. Size (MB): %u", size / (1024 * 1024)); Debug("Filename: %s", filename); if (ctrStart == NULL) return 1; info.keyslot = keyslot; info.setKeyY = 0; info.size = SECTORS_PER_READ * NAND_SECTOR_SIZE; info.buffer = buffer; for (u32 i = 0; i < 16; i++) { info.CTR[i] = *(ctrStart + (0xF - i)); // The CTR is stored backwards in memory. } add_ctr(info.CTR, offset / 0x10); if (!DebugFileCreate(filename, true)) return 1; u32 n_sectors = size / NAND_SECTOR_SIZE; u32 start_sector = offset / NAND_SECTOR_SIZE; for (u32 i = 0; i < n_sectors; i += SECTORS_PER_READ) { ShowProgress(i, n_sectors); sdmmc_nand_readsectors(start_sector + i, SECTORS_PER_READ, buffer); DecryptBuffer(&info); if (!DebugFileWrite(buffer, NAND_SECTOR_SIZE * SECTORS_PER_READ, i * NAND_SECTOR_SIZE)) { result = 1; break; } } ShowProgress(0, 0); FileClose(); return result; }
u32 NcchPadgen(u32 param) { (void) (param); // param is unused here NcchInfo *info = (NcchInfo*)0x20316000; SeedInfo *seedinfo = (SeedInfo*)0x20400000; if (CheckKeySlot(0x25, 'X') != 0) { Debug("slot0x25KeyX not set up"); Debug("7.x crypto will fail on O3DS < 7.x or A9LH"); } if ((GetUnitPlatform() == PLATFORM_3DS) && (CheckKeySlot(0x18, 'X') != 0)) { Debug("slot0x18KeyX not set up"); Debug("Secure3 crypto will fail"); } if (CheckKeySlot(0x1B, 'X') != 0) { Debug("slot0x1BKeyX not set up"); Debug("Secure4 crypto will fail"); } if (DebugFileOpen("seeddb.bin")) { if (!DebugFileRead(seedinfo, 16, 0)) { FileClose(); return 1; } if (!seedinfo->n_entries || seedinfo->n_entries > MAX_ENTRIES) { FileClose(); Debug("Bad number of seeddb entries"); return 1; } if (!DebugFileRead(seedinfo->entries, seedinfo->n_entries * sizeof(SeedInfoEntry), 16)) { FileClose(); return 1; } FileClose(); } else { Debug("9.x seed crypto will fail"); } if (!DebugFileOpen("ncchinfo.bin")) return 1; if (!DebugFileRead(info, 16, 0)) { FileClose(); return 1; } if (!info->n_entries || info->n_entries > MAX_ENTRIES) { FileClose(); Debug("Bad number of entries in ncchinfo.bin"); return 1; } if (info->ncch_info_version == 0xF0000004) { // ncchinfo v4 if (!DebugFileRead(info->entries, info->n_entries * sizeof(NcchInfoEntry), 16)) { FileClose(); return 1; } } else if (info->ncch_info_version == 0xF0000003) { // ncchinfo v3 // read ncchinfo v3 entry & convert to ncchinfo v4 for (u32 i = 0; i < info->n_entries; i++) { u8* entry_data = (u8*) (info->entries + i); if (!DebugFileRead(entry_data, 160, 16 + (160*i))) { FileClose(); return 1; } memmove(entry_data + 56, entry_data + 48, 112); *(u64*) (entry_data + 48) = 0; } } else { // unknown file / ncchinfo version FileClose(); Debug("Incompatible version ncchinfo.bin"); return 1; } FileClose(); Debug("Number of entries: %i", info->n_entries); for (u32 i = 0; i < info->n_entries; i++) { // check and fix filenames char* filename = info->entries[i].filename; if (filename[1] == 0x00) { // convert UTF-16 -> UTF-8 for (u32 j = 1; j < (112 / 2); j++) filename[j] = filename[j*2]; } if (memcmp(filename, "sdmc:", 5) == 0) // fix sdmc: prefix memmove(filename, filename + 5, 112 - 5); } for (u32 i = 0; i < info->n_entries; i++) { PadInfo padInfo = {.setKeyY = 1, .size_mb = info->entries[i].size_mb, .mode = AES_CNT_CTRNAND_MODE}; memcpy(padInfo.ctr, info->entries[i].ctr, 16); memcpy(padInfo.filename, info->entries[i].filename, 112); Debug ("%2i: %s (%iMB)", i, info->entries[i].filename, info->entries[i].size_mb); // workaround to still be able to process old ncchinfo.bin if ((info->entries[i].ncchFlag7 == 0x01) && info->entries[i].ncchFlag3) info->entries[i].ncchFlag7 = 0x20; // this combination means seed crypto rather than FixedKey if (info->entries[i].ncchFlag7 & 0x20) { // seed crypto u8 keydata[32]; memcpy(keydata, info->entries[i].keyY, 16); u32 found_seed = 0; for (u32 j = 0; j < seedinfo->n_entries; j++) { if (seedinfo->entries[j].titleId == info->entries[i].titleId) { found_seed = 1; memcpy(&keydata[16], seedinfo->entries[j].external_seed, 16); break; } } if (!found_seed) { Debug("Failed to find seed in seeddb.bin"); return 1; } u8 sha256sum[32]; sha_quick(sha256sum, keydata, 32, SHA256_MODE); memcpy(padInfo.keyY, sha256sum, 16); } else { memcpy(padInfo.keyY, info->entries[i].keyY, 16); } if (info->entries[i].ncchFlag7 == 0x01) { u8 zeroKey[16] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}; u8 sysKey[16] = {0x52, 0x7C, 0xE6, 0x30, 0xA9, 0xCA, 0x30, 0x5F, 0x36, 0x96, 0xF3, 0xCD, 0xE9, 0x54, 0x19, 0x4B}; setup_aeskey(0x11, (info->entries[i].titleId & ((u64) 0x10 << 32)) ? sysKey : zeroKey); padInfo.setKeyY = 0; padInfo.keyslot = 0x11; // fixedKey crypto } else if (info->entries[i].ncchFlag3 == 0x0A) { padInfo.keyslot = 0x18; // Secure3 crypto, needs slot0x18KeyX.bin on O3DS } else if (info->entries[i].ncchFlag3 == 0x0B) { padInfo.keyslot = 0x1B; // Secure4 crypto, needs slot0x1BKeyX.bin } else if(info->entries[i].ncchFlag3 >> 8 == 0xDEC0DE) { // magic value to manually specify keyslot padInfo.keyslot = info->entries[i].ncchFlag3 & 0x3F; } else if (info->entries[i].ncchFlag3) { padInfo.keyslot = 0x25; // 7.x crypto } else { padInfo.keyslot = 0x2C; // standard crypto } Debug("Using keyslot: %02X", padInfo.keyslot); if (CreatePad(&padInfo) != 0) return 1; // this can't fail anyways } return 0; }
u32 SdPadgen(u32 param) { (void) (param); // param is unused here SdInfo *info = (SdInfo*) 0x20316000; // setup AES key from SD SetupSdKeyY0x34(false, NULL); if (!DebugFileOpen("SDinfo.bin")) return 1; if (!DebugFileRead(info, 4, 0)) { FileClose(); return 1; } if (!info->n_entries || info->n_entries > MAX_ENTRIES) { FileClose(); Debug("Bad number of entries!"); return 1; } if (!DebugFileRead(info->entries, info->n_entries * sizeof(SdInfoEntry), 4)) { FileClose(); return 1; } FileClose(); Debug("Number of entries: %i", info->n_entries); for(u32 i = 0; i < info->n_entries; i++) { PadInfo padInfo = {.keyslot = 0x34, .setKeyY = 0, .size_mb = info->entries[i].size_mb, .mode = AES_CNT_CTRNAND_MODE}; memcpy(padInfo.ctr, info->entries[i].ctr, 16); memcpy(padInfo.filename, info->entries[i].filename, 180); Debug ("%2i: %s (%iMB)", i, info->entries[i].filename, info->entries[i].size_mb); if (CreatePad(&padInfo) != 0) return 1; // this can't fail anyways } return 0; } u32 SdPadgenDirect(u32 param) { (void) (param); // param is unused here SdInfo *info = (SdInfo*) 0x20316000; char basepath[256]; u8 movable_keyY[16]; if (SetupSdKeyY0x34(true, movable_keyY) != 0) return 1; // movable.sed has to be present in NAND Debug(""); if (SdFolderSelector(basepath, movable_keyY) != 0) return 1; Debug(""); if (SdInfoGen(info, basepath) != 0) return 1; if (!info->n_entries) { Debug("Nothing found in folder"); return 1; } Debug("Number of entries: %i", info->n_entries); for(u32 i = 0; i < info->n_entries; i++) { PadInfo padInfo = {.keyslot = 0x34, .setKeyY = 0, .size_mb = info->entries[i].size_mb, .mode = AES_CNT_CTRNAND_MODE}; memcpy(padInfo.ctr, info->entries[i].ctr, 16); memcpy(padInfo.filename, info->entries[i].filename, 180); Debug ("%2i: %s (%iMB)", i, info->entries[i].filename, info->entries[i].size_mb); if (CreatePad(&padInfo) != 0) return 1; // this can't fail anyways } return 0; } u32 AnyPadgen(u32 param) { (void) (param); // param is unused here AnyPadInfo *info = (AnyPadInfo*) 0x20316000; // get header if ((FileGetData("anypad.bin", info, 16, 0) != 16) || !info->n_entries || info->n_entries > MAX_ENTRIES) { Debug("Corrupt or not existing: anypad.bin"); return 1; } // get data u32 data_size = info->n_entries * sizeof(AnyPadInfoEntry); if (FileGetData("anypad.bin", (u8*) info + 16, data_size, 16) != data_size) { Debug("File is missing data: anypad.bin"); return 1; } Debug("Processing anypad.bin..."); Debug("Number of entries: %i", info->n_entries); for (u32 i = 0; i < info->n_entries; i++) { // this translates all entries to a standard padInfo struct AnyPadInfoEntry* entry = &(info->entries[i]); PadInfo padInfo = {.keyslot = entry->keyslot, .setKeyY = 0, .size_mb = 0, .size_b = entry->size_b, .mode = entry->mode}; memcpy(padInfo.filename, entry->filename, 80); memcpy(padInfo.ctr, entry->ctr, 16); // process keys if (entry->setNormalKey) setup_aeskey(entry->keyslot, entry->normalKey); if (entry->setKeyX) setup_aeskeyX(entry->keyslot, entry->keyX); if (entry->setKeyY) setup_aeskeyY(entry->keyslot, entry->keyY); use_aeskey(entry->keyslot); // process flags if (entry->flags & (AP_USE_NAND_CTR|AP_USE_SD_CTR)) { u32 ctr_add = getbe32(padInfo.ctr + 12); u8 shasum[32]; u8 cid[16]; sdmmc_get_cid((entry->flags & AP_USE_NAND_CTR) ? 1 : 0, (uint32_t*) cid); if (entry->mode == AES_CNT_TWLNAND_MODE) { sha_quick(shasum, cid, 16, SHA1_MODE); for (u32 i = 0; i < 16; i++) padInfo.ctr[i] = shasum[15-i]; } else { sha_quick(shasum, cid, 16, SHA256_MODE); memcpy(padInfo.ctr, shasum, 16); } add_ctr(padInfo.ctr, ctr_add); } // create the pad Debug ("%2i: %s (%ikB)", i, entry->filename, entry->size_b / 1024); if (CreatePad(&padInfo) != 0) return 1; // this can't fail anyways } return 0; } u32 CtrNandPadgen(u32 param) { char* filename = (param & PG_FORCESLOT4) ? "nand.fat16.slot0x04.xorpad" : "nand.fat16.xorpad"; u32 keyslot; u32 nand_size; // legacy sizes & offset, to work with Python 3DSFAT16Tool if (GetUnitPlatform() == PLATFORM_3DS) { if (param & PG_FORCESLOT4) { Debug("This is a N3DS only feature"); return 1; } keyslot = 0x4; nand_size = 758; } else { keyslot = (param & PG_FORCESLOT4) ? 0x4 : 0x5; nand_size = 1055; } Debug("Creating NAND FAT16 xorpad. Size (MB): %u", nand_size); Debug("Filename: %s", filename); PadInfo padInfo = { .keyslot = keyslot, .setKeyY = 0, .size_mb = nand_size, .mode = AES_CNT_CTRNAND_MODE }; strncpy(padInfo.filename, filename, 64); if(GetNandCtr(padInfo.ctr, 0xB930000) != 0) return 1; return CreatePad(&padInfo); } u32 TwlNandPadgen(u32 param) { (void) (param); // param is unused here PartitionInfo* twln_info = GetPartitionInfo(P_TWLN); u32 size_mb = (twln_info->size + (1024 * 1024) - 1) / (1024 * 1024); Debug("Creating TWLN FAT16 xorpad. Size (MB): %u", size_mb); Debug("Filename: twlnand.fat16.xorpad"); PadInfo padInfo = { .keyslot = twln_info->keyslot, .setKeyY = 0, .size_mb = size_mb, .filename = "twlnand.fat16.xorpad", .mode = AES_CNT_TWLNAND_MODE }; if(GetNandCtr(padInfo.ctr, twln_info->offset) != 0) return 1; return CreatePad(&padInfo); } u32 Firm0Firm1Padgen(u32 param) { (void) (param); // param is unused here PartitionInfo* firm0_info = GetPartitionInfo(P_FIRM0); PartitionInfo* firm1_info = GetPartitionInfo(P_FIRM1); u32 size_mb = (firm0_info->size + firm1_info->size + (1024 * 1024) - 1) / (1024 * 1024); Debug("Creating FIRM0FIRM1 xorpad. Size (MB): %u", size_mb); Debug("Filename: firm0firm1.xorpad"); PadInfo padInfo = { .keyslot = firm0_info->keyslot, .setKeyY = 0, .size_mb = size_mb, .filename = "firm0firm1.xorpad", .mode = AES_CNT_CTRNAND_MODE }; if(GetNandCtr(padInfo.ctr, firm0_info->offset) != 0) return 1; return CreatePad(&padInfo); }
u32 SelfTest(u32 param) { u8* test_data = (u8*) 0x20316000; const u8 teststr[16] = { 'D', '9', ' ', 'S', 'E', 'L', 'F', 'T', 'E', 'S', 'T', ' ', ' ', ' ', ' ' }; const u8 zeroes[16] = { 0x00 }; bool selftest = !(param & ST_REFERENCE); // check keyslots Debug("Checking keyslots..."); Debug("0x05 KeyY: %s", (CheckKeySlot(0x05, 'Y') == 0) ? "set up" : "not set up"); Debug("0x25 KeyX: %s", (CheckKeySlot(0x25, 'X') == 0) ? "set up" : "not set up"); Debug("0x18 KeyX: %s", (CheckKeySlot(0x18, 'X') == 0) ? "set up" : "not set up"); Debug("0x1B KeyX: %s", (CheckKeySlot(0x1B, 'X') == 0) ? "set up" : "not set up"); Debug(""); Debug((selftest) ? "Running selftest..." : "Creating selftest reference data..."); // process all subtests u32 num_tests = sizeof(TestList) / sizeof(SubTestInfo); u8* test_ptr = test_data; u32 fsize_test = 0; for (u32 i = 0; i < num_tests; i++) { u32 size = TestList[i].size; u32 size_a = align(size, 16); u32 type = TestList[i].type; u32 tparam = TestList[i].param; memset(test_ptr, 0x00, 16 + size_a); strncpy((char*) test_ptr, TestList[i].name, 16); test_ptr += 16; if (type == ST_NAND_CID_HARD) { sdmmc_get_cid(1, (uint32_t*) test_ptr); } else if (type == ST_NAND_CID_MEM) { memcpy(test_ptr, (void*) 0x01FFCD84, 16); } else if (type == ST_SHA) { sha_quick(test_ptr, teststr, 16, tparam); } else if ((type == ST_AES_MODE) || (type == ST_AES_KEYSLOT) || (type == ST_AES_KEYSLOT_Y)) { CryptBufferInfo info = {.setKeyY = 0, .size = 16, .buffer = test_ptr}; if (type == ST_AES_MODE) { info.mode = tparam; info.keyslot = 0x11; setup_aeskey(0x11, (void*) zeroes); } else { if (type == ST_AES_KEYSLOT_Y) { info.setKeyY = 1; memcpy(info.keyY, zeroes, 16); } info.mode = AES_CNT_CTRNAND_MODE; info.keyslot = tparam; } memset(info.ctr, 0x00, 16); memcpy(test_ptr, teststr, 16); CryptBuffer(&info); } else if (type == ST_TITLEKEYS) { TitleKeyEntry titlekey; memset(&titlekey, 0x00, sizeof(TitleKeyEntry)); for (titlekey.commonKeyIndex = 0; titlekey.commonKeyIndex < 6; titlekey.commonKeyIndex++) { memset(titlekey.titleId, 0x00, 8); memset(titlekey.titleKey, 0x00, 16); CryptTitlekey(&titlekey, false); memcpy(test_ptr + (titlekey.commonKeyIndex * 16), titlekey.titleKey, 16); } } test_ptr += size_a; fsize_test += 16 + size_a; }
uint32_t NcchPadgen() { uint32_t result; File pf; NcchInfo *info = (NcchInfo*)0x20316000; const char *filename = "/ncchinfo.bin"; wchar_t wfilename[14]; mbstowcs(wfilename, filename, 14); if (!FileOpen(&pf, filename, 0)) { print(strings[STR_ERROR_OPENING], filename+1); return 1; } FileRead(&pf, info, 16, 0); if (info->ncch_info_version != 0xF0000003) { print(strings[STR_WRONG], filename+1, strings[STR_VERSION]); return 0; } if (!info->n_entries || info->n_entries > MAXENTRIES) { print(strings[STR_WRONG], filename+1, strings[STR_ENTRIES_COUNT]); return 0; } FileRead(&pf, info->entries, info->n_entries * sizeof(NcchInfoEntry), 16); FileClose(&pf); print(strings[STR_PROCESSING], wfilename+1); ConsoleShow(); for(uint32_t i = 0; i < info->n_entries; i++) { PadInfo padInfo = {.setKeyY = 1, .size_mb = info->entries[i].size_mb}; memcpy(padInfo.CTR, info->entries[i].CTR, 16); memcpy(padInfo.keyY, info->entries[i].keyY, 16); memcpy(padInfo.filename, info->entries[i].filename, 112); if(info->entries[i].uses7xCrypto) padInfo.keyslot = 0x25; else padInfo.keyslot = 0x2C; result = CreatePad(&padInfo, i); if (result) return 1; } return 0; } uint32_t SdPadgen() { size_t bytesRead; uint32_t result; File fp; SdInfo *info = (SdInfo*)0x20316000; uint8_t movable_seed[0x120] = {0}; const char *filename = "/movable.sed"; wchar_t wfilename[13]; mbstowcs(wfilename, filename, 13); // Load console 0x34 keyY from movable.sed if present on SD card if (FileOpen(&fp, filename, 0)) { bytesRead = FileRead(&fp, &movable_seed, 0x120, 0); FileClose(&fp); if (bytesRead != 0x120) { print(strings[STR_WRONG], filename+1, strings[STR_SIZE]); return 1; } if (memcmp(movable_seed, "SEED", 4) != 0) { print(strings[STR_WRONG], filename+1, strings[STR_CONTENT]); return 1; } setup_aeskey(0x34, AES_BIG_INPUT|AES_NORMAL_INPUT, &movable_seed[0x110]); use_aeskey(0x34); } filename = "/SDinfo.bin"; if (!FileOpen(&fp, filename, 0)) { print(strings[STR_ERROR_OPENING], filename+1); return 1; } bytesRead = FileRead(&fp, info, 4, 0); if (!info->n_entries || info->n_entries > MAXENTRIES) { print(strings[STR_WRONG], filename+1, strings[STR_ENTRIES_COUNT]); return 1; } print(strings[STR_PROCESSING], wfilename+1); ConsoleShow(); bytesRead = FileRead(&fp, info->entries, info->n_entries * sizeof(SdInfoEntry), 4); FileClose(&fp); for(uint32_t i = 0; i < info->n_entries; i++) { PadInfo padInfo = {.keyslot = 0x34, .setKeyY = 0, .size_mb = info->entries[i].size_mb}; memcpy(padInfo.CTR, info->entries[i].CTR, 16); memcpy(padInfo.filename, info->entries[i].filename, 180); result = CreatePad(&padInfo, i); if (result) return 1; } return 0; } static const uint8_t zero_buf[16] __attribute__((aligned(16))) = {0}; uint32_t CreatePad(PadInfo *info, int index) { File pf; #define BUFFER_ADDR ((volatile uint8_t*)0x21000000) #define BLOCK_SIZE (4*1024*1024) if (!FileOpen(&pf, info->filename, 1)) return 1; if(info->setKeyY != 0) setup_aeskey(info->keyslot, AES_BIG_INPUT|AES_NORMAL_INPUT, info->keyY); use_aeskey(info->keyslot); uint8_t ctr[16] __attribute__((aligned(32))); memcpy(ctr, info->CTR, 16); uint32_t size_bytes = info->size_mb*1024*1024; uint32_t size_100 = size_bytes/100; uint32_t seekpos = 0; for (uint32_t i = 0; i < size_bytes; i += BLOCK_SIZE) { uint32_t j; for (j = 0; (j < BLOCK_SIZE) && (i+j < size_bytes); j+= 16) { set_ctr(AES_BIG_INPUT|AES_NORMAL_INPUT, ctr); aes_decrypt((void*)zero_buf, (void*)BUFFER_ADDR+j, ctr, 1, AES_CTR_MODE); add_ctr(ctr, 1); } print(strings[STR_GENERATING], strings[STR_PAD]); print(L"%i : %i%%", index, (i+j)/size_100); ConsolePrevLine(); ConsolePrevLine(); ConsoleShow(); FileWrite(&pf, (void*)BUFFER_ADDR, j, seekpos); seekpos += j; } FileClose(&pf); return 0; }