int recovery_send_kernelcache(struct idevicerestore_client_t* client, plist_t build_identity) { const char* component = "RestoreKernelCache"; irecv_error_t recovery_error = IRECV_E_SUCCESS; if (client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if (recovery_send_component(client, build_identity, component) < 0) { error("ERROR: Unable to send %s to device.\n", component); return -1; } if (client->restore_boot_args) { char setba[256]; strcpy(setba, "setenv boot-args "); strcat(setba, client->restore_boot_args); recovery_error = irecv_send_command(client->recovery->client, setba); } recovery_error = irecv_send_command(client->recovery->client, "bootx"); if (recovery_error != IRECV_E_SUCCESS) { error("ERROR: Unable to execute %s\n", component); return -1; } return 0; }
int recovery_send_kernelcache(struct idevicerestore_client_t* client, plist_t build_identity) { const char* component = "RestoreKernelCache"; irecv_error_t recovery_error = IRECV_E_SUCCESS; if (client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if (recovery_send_component(client, build_identity, component) < 0) { error("ERROR: Unable to send %s to device.\n", component); return -1; } irecv_usb_control_transfer(client->recovery->client, 0x21, 1, 0, 0, 0, 0, 5000); if (client->restore_boot_args) { char setba[256]; strcpy(setba, "setenv boot-args "); strcat(setba, client->restore_boot_args); recovery_error = irecv_send_command(client->recovery->client, setba); } if ((client->flags & FLAG_NOBOOTX) == 0) recovery_error = irecv_send_command(client->recovery->client, "bootx"); else info("Flag nobootx detected! Not executing \"bootx\", but device is ready\n"); if (recovery_error != IRECV_E_SUCCESS) { error("ERROR: Unable to execute %s\n", component); return -1; } return 0; }
int recovery_send_ramdisk(struct idevicerestore_client_t* client, plist_t build_identity) { const char *component = "RestoreRamDisk"; irecv_error_t recovery_error = IRECV_E_SUCCESS; if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if (recovery_send_component(client, build_identity, component) < 0) { error("ERROR: Unable to send %s to device.\n", component); return -1; } irecv_send_command(client->recovery->client, "getenv ramdisk-delay"); recovery_error = irecv_send_command(client->recovery->client, "ramdisk"); if (recovery_error != IRECV_E_SUCCESS) { error("ERROR: Unable to execute %s\n", component); return -1; } sleep(2); return 0; }
int recovery_send_applelogo(struct idevicerestore_client_t* client, plist_t build_identity) { const char* component = "AppleLogo"; irecv_error_t recovery_error = IRECV_E_SUCCESS; info("Sending %s...\n", component); if (client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if (recovery_send_component(client, build_identity, component) < 0) { error("ERROR: Unable to send %s to device.\n", component); return -1; } recovery_error = irecv_send_command(client->recovery->client, "setpicture 0"); if (recovery_error != IRECV_E_SUCCESS) { error("ERROR: Unable to set %s\n", component); return -1; } recovery_error = irecv_send_command(client->recovery->client, "bgcolor 0 0 0"); if (recovery_error != IRECV_E_SUCCESS) { error("ERROR: Unable to display %s\n", component); return -1; } return 0; }
int recovery_enter_restore(struct idevicerestore_client_t* client, plist_t build_identity) { idevice_t device = NULL; restored_client_t restore = NULL; if (client->buildno >= 8) { client->restore_boot_args = strdup("rd=md0 nand-enable-reformat=1 -progress"); } /* upload data to make device boot restore mode */ if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if ((client->buildno > 8) && !(client->flags & FLAG_CUSTOM)) { /* send ApTicket */ if (recovery_send_ticket(client) < 0) { error("ERROR: Unable to send APTicket\n"); return -1; } } if (recovery_set_autoboot(client, 0) < 0) { return -1; } irecv_send_command(client->recovery->client, "getenv build-version"); irecv_send_command(client->recovery->client, "getenv build-style"); irecv_send_command(client->recovery->client, "getenv radio-error"); /* send logo and show it */ if (recovery_send_applelogo(client, build_identity) < 0) { error("ERROR: Unable to send AppleLogo\n"); return -1; } /* send ramdisk and run it */ if (recovery_send_ramdisk(client, build_identity) < 0) { error("ERROR: Unable to send Ramdisk\n"); return -1; } /* send devicetree and load it */ if (recovery_send_devicetree(client, build_identity) < 0) { error("ERROR: Unable to send DeviceTree\n"); return -1; } if (recovery_send_kernelcache(client, build_identity) < 0) { error("ERROR: Unable to send KernelCache\n"); return -1; } client->mode = &idevicerestore_modes[MODE_RESTORE]; return 0; }
int recovery_kick(struct idevicerestore_client_t* client) { if (client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if (irecv_kick(client->recovery->client) != IRECV_E_SUCCESS) { error("ERROR: Unable to send reboot command\n"); return -1; } return 0; }
int recovery_is_image4_supported(struct idevicerestore_client_t* client) { if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return 0; } } const struct irecv_device_info *device_info = irecv_get_device_info(client->recovery->client); if (!device_info) { return 0; } return (device_info->ibfl & IBOOT_FLAG_IMAGE4_AWARE); }
int recovery_get_bdid(struct idevicerestore_client_t* client, uint32_t* bdid) { irecv_error_t recovery_error = IRECV_E_SUCCESS; if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } recovery_error = irecv_get_bdid(client->recovery->client, bdid); if (recovery_error != IRECV_E_SUCCESS) { return -1; } return 0; }
int recovery_get_nonce(struct idevicerestore_client_t* client, unsigned char** nonce, int* nonce_size) { irecv_error_t recovery_error = IRECV_E_SUCCESS; if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } recovery_error = irecv_get_nonce(client->recovery->client, nonce, nonce_size); if (recovery_error != IRECV_E_SUCCESS) { return -1; } return 0; }
int recovery_get_ecid(struct idevicerestore_client_t* client, uint64_t* ecid) { irecv_error_t recovery_error = IRECV_E_SUCCESS; if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } recovery_error = irecv_get_ecid(client->recovery->client, (long long unsigned int*)ecid); if (recovery_error != IRECV_E_SUCCESS) { return -1; } return 0; }
int recovery_get_ecid(struct idevicerestore_client_t* client, uint64_t* ecid) { if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } const struct irecv_device_info *device_info = irecv_get_device_info(client->recovery->client); if (!device_info) { return -1; } *ecid = device_info->ecid; return 0; }
int normal_enter_recovery(struct idevicerestore_client_t* client) { idevice_t device = NULL; irecv_client_t recovery = NULL; lockdownd_client_t lockdown = NULL; irecv_error_t recovery_error = IRECV_E_SUCCESS; idevice_error_t device_error = IDEVICE_E_SUCCESS; lockdownd_error_t lockdown_error = LOCKDOWN_E_SUCCESS; device_error = idevice_new(&device, client->uuid); if (device_error != IDEVICE_E_SUCCESS) { error("ERROR: Unable to find device\n"); return -1; } lockdown_error = lockdownd_client_new(device, &lockdown, "idevicerestore"); if (lockdown_error != LOCKDOWN_E_SUCCESS) { error("ERROR: Unable to connect to lockdownd service\n"); idevice_free(device); return -1; } lockdown_error = lockdownd_enter_recovery(lockdown); if (lockdown_error != LOCKDOWN_E_SUCCESS) { error("ERROR: Unable to place device in recovery mode\n"); lockdownd_client_free(lockdown); idevice_free(device); return -1; } lockdownd_client_free(lockdown); idevice_free(device); lockdown = NULL; device = NULL; if (recovery_client_new(client) < 0) { error("ERROR: Unable to enter recovery mode\n"); return -1; } client->mode = &idevicerestore_modes[MODE_RECOVERY]; recovery = NULL; return 0; }
int recovery_get_sep_nonce(struct idevicerestore_client_t* client, unsigned char** nonce, int* nonce_size) { if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } const struct irecv_device_info *device_info = irecv_get_device_info(client->recovery->client); if (!device_info) { return -1; } if (device_info->sep_nonce && device_info->sep_nonce_size > 0) { *nonce = (unsigned char*)malloc(device_info->sep_nonce_size); if (!*nonce) { return -1; } *nonce_size = device_info->sep_nonce_size; memcpy(*nonce, device_info->sep_nonce, *nonce_size); } return 0; }
int recovery_send_devicetree(struct idevicerestore_client_t* client, plist_t build_identity) { const char* component = "RestoreDeviceTree"; irecv_error_t recovery_error = IRECV_E_SUCCESS; if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if (recovery_send_component(client, build_identity, component) < 0) { error("ERROR: Unable to send %s to device.\n", component); return -1; } recovery_error = irecv_send_command(client->recovery->client, "devicetree"); if (recovery_error != IRECV_E_SUCCESS) { error("ERROR: Unable to execute %s\n", component); return -1; } return 0; }
int recovery_send_ibec(struct idevicerestore_client_t* client, plist_t build_identity) { const char* component = "iBEC"; irecv_error_t recovery_error = IRECV_E_SUCCESS; if (client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if (recovery_send_component(client, build_identity, component) < 0) { error("ERROR: Unable to send %s to device.\n", component); return -1; } recovery_error = irecv_send_command(client->recovery->client, "go"); if (recovery_error != IRECV_E_SUCCESS) { error("ERROR: Unable to execute %s\n", component); return -1; } irecv_usb_control_transfer(client->recovery->client, 0x21, 1, 0, 0, 0, 0, 5000); return 0; }
int recovery_enter_restore(struct idevicerestore_client_t* client, plist_t build_identity) { if (client->build_major >= 8) { client->restore_boot_args = strdup("rd=md0 nand-enable-reformat=1 -progress"); } /* upload data to make device boot restore mode */ if(client->recovery == NULL) { if (recovery_client_new(client) < 0) { return -1; } } if ((client->build_major > 8) && !(client->flags & FLAG_CUSTOM)) { if (!client->image4supported) { /* send ApTicket */ if (recovery_send_ticket(client) < 0) { error("ERROR: Unable to send APTicket\n"); return -1; } } } //no need to set auto-boot false when we want to just boot the device if ((client->flags & FLAG_BOOT) == 0) if (recovery_set_autoboot(client, 0) < 0) return -1; info("Recovery Mode Environment:\n"); char* value = NULL; irecv_getenv(client->recovery->client, "build-version", &value); info("iBoot build-version=%s\n", (value) ? value : "(unknown)"); if (value) { free(value); value = NULL; } irecv_getenv(client->recovery->client, "build-style", &value); info("iBoot build-style=%s\n", (value) ? value : "(unknown)"); if (value) { free(value); value = NULL; } unsigned long radio_error = 0; irecv_getenv(client->recovery->client, "radio-error", &value); if (value) { radio_error = strtoul(value, NULL, 0); } if (radio_error > 0) { info("radio-error=%s\n", value); free(value); value = NULL; irecv_getenv(client->recovery->client, "radio-error-string", &value); if (value) { info("radio-error-string=%s\n", value); free(value); value = NULL; } } /* send logo and show it */ if (recovery_send_applelogo(client, build_identity) < 0) { error("ERROR: Unable to send AppleLogo\n"); return -1; } if ((client->flags & FLAG_BOOT) == 0) { /* send ramdisk and run it */ if (recovery_send_ramdisk(client, build_identity) < 0) { error("ERROR: Unable to send Ramdisk\n"); return -1; } } /* send devicetree and load it */ if (recovery_send_devicetree(client, build_identity) < 0) { error("ERROR: Unable to send DeviceTree\n"); return -1; } if (recovery_send_kernelcache(client, build_identity) < 0) { error("ERROR: Unable to send KernelCache\n"); return -1; } if ((client->flags & FLAG_BOOT) == 0 && (client->flags & FLAG_NOBOOTX) == 0) client->mode = &idevicerestore_modes[MODE_RESTORE]; return 0; }
int dfu_enter_recovery(struct idevicerestore_client_t* client, plist_t build_identity) { irecv_error_t dfu_error = IRECV_E_SUCCESS; if (dfu_client_new(client) < 0) { error("ERROR: Unable to connect to DFU device\n"); return -1; } if (client->dfu->client->mode != kDfuMode) { info("NOTE: device is not in DFU mode, assuming recovery mode.\n"); client->mode = &idevicerestore_modes[MODE_RECOVERY]; return 0; } if (dfu_send_component(client, build_identity, "iBSS") < 0) { error("ERROR: Unable to send iBSS to device\n"); irecv_close(client->dfu->client); return -1; } dfu_error = irecv_reset(client->dfu->client); if (dfu_error != IRECV_E_SUCCESS) { error("ERROR: Unable to reset device\n"); irecv_close(client->dfu->client); return -1; } if (client->build[0] > '8') { /* reconnect */ dfu_client_free(client); sleep(1); dfu_client_new(client); /* get nonce */ unsigned char* nonce = NULL; int nonce_size = 0; int nonce_changed = 0; if (dfu_get_nonce(client, &nonce, &nonce_size) < 0) { error("ERROR: Unable to get nonce from device!\n"); return -1; } if (!client->nonce || (nonce_size != client->nonce_size) || (memcmp(nonce, client->nonce, nonce_size) != 0)) { nonce_changed = 1; if (client->nonce) { free(client->nonce); } client->nonce = nonce; client->nonce_size = nonce_size; } else { free(nonce); } info("Nonce: "); int i; for (i = 0; i < client->nonce_size; i++) { info("%02x ", client->nonce[i]); } info("\n"); if (nonce_changed && !(client->flags & FLAG_CUSTOM)) { // Welcome iOS5. We have to re-request the TSS with our nonce. plist_free(client->tss); if (get_shsh_blobs(client, client->ecid, client->nonce, client->nonce_size, build_identity, &client->tss) < 0) { error("ERROR: Unable to get SHSH blobs for this device\n"); return -1; } if (!client->tss) { error("ERROR: can't continue without TSS\n"); return -1; } fixup_tss(client->tss); } if (irecv_set_configuration(client->dfu->client, 1) < 0) { error("ERROR: set configuration failed\n"); } /* send iBEC */ if (dfu_send_component(client, build_identity, "iBEC") < 0) { error("ERROR: Unable to send iBEC to device\n"); irecv_close(client->dfu->client); return -1; } dfu_error = irecv_reset(client->dfu->client); if (dfu_error != IRECV_E_SUCCESS) { error("ERROR: Unable to reset device\n"); irecv_close(client->dfu->client); return -1; } } dfu_client_free(client); sleep(7); // Reconnect to device, but this time make sure we're not still in DFU mode if (recovery_client_new(client) < 0 || client->recovery->client->mode == kDfuMode) { error("ERROR: Unable to connect to recovery device\n"); if (client->recovery->client) irecv_close(client->recovery->client); return -1; } return 0; }
int idevicerestore_start(struct idevicerestore_client_t* client) { int tss_enabled = 0; int result = 0; if (!client) { return -1; } if ((client->flags & FLAG_LATEST) && (client->flags & FLAG_CUSTOM)) { error("ERROR: FLAG_LATEST cannot be used with FLAG_CUSTOM.\n"); return -1; } if (!client->ipsw && !(client->flags & FLAG_PWN) && !(client->flags & FLAG_LATEST)) { error("ERROR: no ipsw file given\n"); return -1; } if (client->flags & FLAG_DEBUG) { idevice_set_debug_level(1); irecv_set_debug_level(1); idevicerestore_debug = 1; } idevicerestore_progress(client, RESTORE_STEP_DETECT, 0.0); // update version data (from cache, or apple if too old) load_version_data(client); // check which mode the device is currently in so we know where to start if (check_mode(client) < 0 || client->mode->index == MODE_UNKNOWN) { error("ERROR: Unable to discover device mode. Please make sure a device is attached.\n"); return -1; } idevicerestore_progress(client, RESTORE_STEP_DETECT, 0.1); info("Found device in %s mode\n", client->mode->string); if (client->mode->index == MODE_WTF) { unsigned int cpid = 0; if (dfu_client_new(client) != 0) { error("ERROR: Could not open device in WTF mode\n"); return -1; } if ((dfu_get_cpid(client, &cpid) < 0) || (cpid == 0)) { error("ERROR: Could not get CPID for WTF mode device\n"); dfu_client_free(client); return -1; } char wtfname[256]; sprintf(wtfname, "Firmware/dfu/WTF.s5l%04xxall.RELEASE.dfu", cpid); unsigned char* wtftmp = NULL; unsigned int wtfsize = 0; // Prefer to get WTF file from the restore IPSW ipsw_extract_to_memory(client->ipsw, wtfname, &wtftmp, &wtfsize); if (!wtftmp) { // Download WTF IPSW char* s_wtfurl = NULL; plist_t wtfurl = plist_access_path(client->version_data, 7, "MobileDeviceSoftwareVersionsByVersion", "5", "RecoverySoftwareVersions", "WTF", "304218112", "5", "FirmwareURL"); if (wtfurl && (plist_get_node_type(wtfurl) == PLIST_STRING)) { plist_get_string_val(wtfurl, &s_wtfurl); } if (!s_wtfurl) { info("Using hardcoded x12220000_5_Recovery.ipsw URL\n"); s_wtfurl = strdup("http://appldnld.apple.com.edgesuite.net/content.info.apple.com/iPhone/061-6618.20090617.Xse7Y/x12220000_5_Recovery.ipsw"); } // make a local file name char* fnpart = strrchr(s_wtfurl, '/'); if (!fnpart) { fnpart = "x12220000_5_Recovery.ipsw"; } else { fnpart++; } struct stat fst; char wtfipsw[1024]; if (client->cache_dir) { if (stat(client->cache_dir, &fst) < 0) { mkdir_with_parents(client->cache_dir, 0755); } strcpy(wtfipsw, client->cache_dir); strcat(wtfipsw, "/"); strcat(wtfipsw, fnpart); } else { strcpy(wtfipsw, fnpart); } if (stat(wtfipsw, &fst) != 0) { download_to_file(s_wtfurl, wtfipsw, 0); } ipsw_extract_to_memory(wtfipsw, wtfname, &wtftmp, &wtfsize); if (!wtftmp) { error("ERROR: Could not extract WTF\n"); } } if (wtftmp) { if (dfu_send_buffer(client, wtftmp, wtfsize) != 0) { error("ERROR: Could not send WTF...\n"); } } dfu_client_free(client); sleep(1); free(wtftmp); client->mode = &idevicerestore_modes[MODE_DFU]; } // discover the device type if (check_product_type(client) == NULL || client->device == NULL) { error("ERROR: Unable to discover device type\n"); return -1; } idevicerestore_progress(client, RESTORE_STEP_DETECT, 0.2); info("Identified device as %s\n", client->device->product_type); if ((client->flags & FLAG_PWN) && (client->mode->index != MODE_DFU)) { error("ERROR: you need to put your device into DFU mode to pwn it.\n"); return -1; } if (client->flags & FLAG_PWN) { recovery_client_free(client); info("connecting to DFU\n"); if (dfu_client_new(client) < 0) { return -1; } info("exploiting with limera1n...\n"); // TODO: check for non-limera1n device and fail if (limera1n_exploit(client->device, &client->dfu->client) != 0) { error("ERROR: limera1n exploit failed\n"); dfu_client_free(client); return -1; } dfu_client_free(client); info("Device should be in pwned DFU state now.\n"); return 0; } if (client->flags & FLAG_LATEST) { char* ipsw = NULL; int res = ipsw_download_latest_fw(client->version_data, client->device->product_type, "cache", &ipsw); if (res != 0) { if (ipsw) { free(ipsw); } return res; } else { client->ipsw = ipsw; } } idevicerestore_progress(client, RESTORE_STEP_DETECT, 0.6); if (client->flags & FLAG_NOACTION) { return 0; } if (client->mode->index == MODE_RESTORE) { if (restore_reboot(client) < 0) { error("ERROR: Unable to exit restore mode\n"); return -2; } // we need to refresh the current mode again check_mode(client); info("Found device in %s mode\n", client->mode->string); } // verify if ipsw file exists if (access(client->ipsw, F_OK) < 0) { error("ERROR: Firmware file %s does not exist.\n", client->ipsw); return -1; } // extract buildmanifest plist_t buildmanifest = NULL; if (client->flags & FLAG_CUSTOM) { info("Extracting Restore.plist from IPSW\n"); if (ipsw_extract_restore_plist(client->ipsw, &buildmanifest) < 0) { error("ERROR: Unable to extract Restore.plist from %s. Firmware file might be corrupt.\n", client->ipsw); return -1; } } else { info("Extracting BuildManifest from IPSW\n"); if (ipsw_extract_build_manifest(client->ipsw, &buildmanifest, &tss_enabled) < 0) { error("ERROR: Unable to extract BuildManifest from %s. Firmware file might be corrupt.\n", client->ipsw); return -1; } } idevicerestore_progress(client, RESTORE_STEP_DETECT, 0.8); /* check if device type is supported by the given build manifest */ if (build_manifest_check_compatibility(buildmanifest, client->device->product_type) < 0) { error("ERROR: Could not make sure this firmware is suitable for the current device. Refusing to continue.\n"); return -1; } /* print iOS information from the manifest */ build_manifest_get_version_information(buildmanifest, client); info("Product Version: %s\n", client->version); info("Product Build: %s Major: %d\n", client->build, client->build_major); if (client->flags & FLAG_CUSTOM) { /* prevent signing custom firmware */ tss_enabled = 0; info("Custom firmware requested. Disabled TSS request.\n"); } // choose whether this is an upgrade or a restore (default to upgrade) client->tss = NULL; plist_t build_identity = NULL; if (client->flags & FLAG_CUSTOM) { build_identity = plist_new_dict(); { plist_t node; plist_t comp; plist_t inf; plist_t manifest; char tmpstr[256]; char p_all_flash[128]; char lcmodel[8]; strcpy(lcmodel, client->device->hardware_model); int x = 0; while (lcmodel[x]) { lcmodel[x] = tolower(lcmodel[x]); x++; } sprintf(p_all_flash, "Firmware/all_flash/all_flash.%s.%s", lcmodel, "production"); strcpy(tmpstr, p_all_flash); strcat(tmpstr, "/manifest"); // get all_flash file manifest char *files[16]; char *fmanifest = NULL; uint32_t msize = 0; if (ipsw_extract_to_memory(client->ipsw, tmpstr, (unsigned char**)&fmanifest, &msize) < 0) { error("ERROR: could not extract %s from IPSW\n", tmpstr); return -1; } char *tok = strtok(fmanifest, "\r\n"); int fc = 0; while (tok) { files[fc++] = strdup(tok); if (fc >= 16) { break; } tok = strtok(NULL, "\r\n"); } free(fmanifest); manifest = plist_new_dict(); for (x = 0; x < fc; x++) { inf = plist_new_dict(); strcpy(tmpstr, p_all_flash); strcat(tmpstr, "/"); strcat(tmpstr, files[x]); plist_dict_insert_item(inf, "Path", plist_new_string(tmpstr)); comp = plist_new_dict(); plist_dict_insert_item(comp, "Info", inf); const char* compname = get_component_name(files[x]); if (compname) { plist_dict_insert_item(manifest, compname, comp); if (!strncmp(files[x], "DeviceTree", 10)) { plist_dict_insert_item(manifest, "RestoreDeviceTree", plist_copy(comp)); } } else { error("WARNING: unhandled component %s\n", files[x]); plist_free(comp); } free(files[x]); files[x] = NULL; } // add iBSS sprintf(tmpstr, "Firmware/dfu/iBSS.%s.%s.dfu", lcmodel, "RELEASE"); inf = plist_new_dict(); plist_dict_insert_item(inf, "Path", plist_new_string(tmpstr)); comp = plist_new_dict(); plist_dict_insert_item(comp, "Info", inf); plist_dict_insert_item(manifest, "iBSS", comp); // add iBEC sprintf(tmpstr, "Firmware/dfu/iBEC.%s.%s.dfu", lcmodel, "RELEASE"); inf = plist_new_dict(); plist_dict_insert_item(inf, "Path", plist_new_string(tmpstr)); comp = plist_new_dict(); plist_dict_insert_item(comp, "Info", inf); plist_dict_insert_item(manifest, "iBEC", comp); // add kernel cache plist_t kdict = NULL; node = plist_dict_get_item(buildmanifest, "KernelCachesByTarget"); if (node && (plist_get_node_type(node) == PLIST_DICT)) { char tt[4]; strncpy(tt, lcmodel, 3); tt[3] = 0; kdict = plist_dict_get_item(node, tt); } else { // Populated in older iOS IPSWs kdict = plist_dict_get_item(buildmanifest, "RestoreKernelCaches"); } if (kdict && (plist_get_node_type(kdict) == PLIST_DICT)) { plist_t kc = plist_dict_get_item(kdict, "Release"); if (kc && (plist_get_node_type(kc) == PLIST_STRING)) { inf = plist_new_dict(); plist_dict_insert_item(inf, "Path", plist_copy(kc)); comp = plist_new_dict(); plist_dict_insert_item(comp, "Info", inf); plist_dict_insert_item(manifest, "KernelCache", comp); plist_dict_insert_item(manifest, "RestoreKernelCache", plist_copy(comp)); } } // add ramdisk node = plist_dict_get_item(buildmanifest, "RestoreRamDisks"); if (node && (plist_get_node_type(node) == PLIST_DICT)) { plist_t rd = plist_dict_get_item(node, (client->flags & FLAG_ERASE) ? "User" : "Update"); // if no "Update" ram disk entry is found try "User" ram disk instead if (!rd && !(client->flags & FLAG_ERASE)) { rd = plist_dict_get_item(node, "User"); // also, set the ERASE flag since we actually change the restore variant client->flags |= FLAG_ERASE; } if (rd && (plist_get_node_type(rd) == PLIST_STRING)) { inf = plist_new_dict(); plist_dict_insert_item(inf, "Path", plist_copy(rd)); comp = plist_new_dict(); plist_dict_insert_item(comp, "Info", inf); plist_dict_insert_item(manifest, "RestoreRamDisk", comp); } } // add OS filesystem node = plist_dict_get_item(buildmanifest, "SystemRestoreImages"); if (!node) { error("ERROR: missing SystemRestoreImages in Restore.plist\n"); } plist_t os = plist_dict_get_item(node, "User"); if (!os) { error("ERROR: missing filesystem in Restore.plist\n"); } else { inf = plist_new_dict(); plist_dict_insert_item(inf, "Path", plist_copy(os)); comp = plist_new_dict(); plist_dict_insert_item(comp, "Info", inf); plist_dict_insert_item(manifest, "OS", comp); } // add info inf = plist_new_dict(); plist_dict_insert_item(inf, "RestoreBehavior", plist_new_string((client->flags & FLAG_ERASE) ? "Erase" : "Update")); plist_dict_insert_item(inf, "Variant", plist_new_string((client->flags & FLAG_ERASE) ? "Customer Erase Install (IPSW)" : "Customer Upgrade Install (IPSW)")); plist_dict_insert_item(build_identity, "Info", inf); // finally add manifest plist_dict_insert_item(build_identity, "Manifest", manifest); } } else if (client->flags & FLAG_ERASE) { build_identity = build_manifest_get_build_identity(buildmanifest, 0); if (build_identity == NULL) { error("ERROR: Unable to find any build identities\n"); plist_free(buildmanifest); return -1; } } else { // loop through all build identities in the build manifest // and list the valid ones int i = 0; int valid_builds = 0; int build_count = build_manifest_get_identity_count(buildmanifest); for (i = 0; i < build_count; i++) { build_identity = build_manifest_get_build_identity(buildmanifest, i); valid_builds++; } } /* print information about current build identity */ build_identity_print_information(build_identity); idevicerestore_progress(client, RESTORE_STEP_PREPARE, 0.0); /* retrieve shsh blobs if required */ if (tss_enabled) { debug("Getting device's ECID for TSS request\n"); /* fetch the device's ECID for the TSS request */ if (get_ecid(client, &client->ecid) < 0) { error("ERROR: Unable to find device ECID\n"); return -1; } info("Found ECID " FMT_qu "\n", (long long unsigned int)client->ecid); if (client->build_major > 8) { unsigned char* nonce = NULL; int nonce_size = 0; int nonce_changed = 0; if (get_nonce(client, &nonce, &nonce_size) < 0) { /* the first nonce request with older firmware releases can fail and it's OK */ info("NOTE: Unable to get nonce from device\n"); } if (!client->nonce || (nonce_size != client->nonce_size) || (memcmp(nonce, client->nonce, nonce_size) != 0)) { nonce_changed = 1; if (client->nonce) { free(client->nonce); } client->nonce = nonce; client->nonce_size = nonce_size; } else { free(nonce); } } if (get_shsh_blobs(client, client->ecid, client->nonce, client->nonce_size, build_identity, &client->tss) < 0) { error("ERROR: Unable to get SHSH blobs for this device\n"); return -1; } } if (client->flags & FLAG_SHSHONLY) { if (!tss_enabled) { info("This device does not require a TSS record"); return 0; } if (!client->tss) { error("ERROR: could not fetch TSS record"); plist_free(buildmanifest); return -1; } else { char *bin = NULL; uint32_t blen = 0; plist_to_bin(client->tss, &bin, &blen); if (bin) { char zfn[1024]; if (client->cache_dir) { strcpy(zfn, client->cache_dir); strcat(zfn, "/shsh"); } else { strcpy(zfn, "shsh"); } mkdir_with_parents(zfn, 0755); sprintf(zfn+strlen(zfn), "/" FMT_qu "-%s-%s.shsh", (long long int)client->ecid, client->device->product_type, client->version); struct stat fst; if (stat(zfn, &fst) != 0) { gzFile zf = gzopen(zfn, "wb"); gzwrite(zf, bin, blen); gzclose(zf); info("SHSH saved to '%s'\n", zfn); } else { info("SHSH '%s' already present.\n", zfn); } free(bin); } else { error("ERROR: could not get TSS record data\n"); } plist_free(client->tss); plist_free(buildmanifest); return 0; } } /* verify if we have tss records if required */ if ((tss_enabled) && (client->tss == NULL)) { error("ERROR: Unable to proceed without a TSS record.\n"); plist_free(buildmanifest); return -1; } if ((tss_enabled) && client->tss) { /* fix empty dicts */ fixup_tss(client->tss); } idevicerestore_progress(client, RESTORE_STEP_PREPARE, 0.1); // if the device is in normal mode, place device into recovery mode if (client->mode->index == MODE_NORMAL) { info("Entering recovery mode...\n"); if (normal_enter_recovery(client) < 0) { error("ERROR: Unable to place device into recovery mode from %s mode\n", client->mode->string); if (client->tss) plist_free(client->tss); plist_free(buildmanifest); return -5; } } // Get filesystem name from build identity char* fsname = NULL; if (build_identity_get_component_path(build_identity, "OS", &fsname) < 0) { error("ERROR: Unable get path for filesystem component\n"); return -1; } // check if we already have an extracted filesystem int delete_fs = 0; char* filesystem = NULL; struct stat st; memset(&st, '\0', sizeof(struct stat)); char tmpf[1024]; if (client->cache_dir) { if (stat(client->cache_dir, &st) < 0) { mkdir_with_parents(client->cache_dir, 0755); } strcpy(tmpf, client->cache_dir); strcat(tmpf, "/"); char *ipswtmp = strdup(client->ipsw); strcat(tmpf, basename(ipswtmp)); free(ipswtmp); } else { strcpy(tmpf, client->ipsw); } char* p = strrchr((const char*)tmpf, '.'); if (p) { *p = '\0'; } if (stat(tmpf, &st) < 0) { __mkdir(tmpf, 0755); } strcat(tmpf, "/"); strcat(tmpf, fsname); memset(&st, '\0', sizeof(struct stat)); if (stat(tmpf, &st) == 0) { off_t fssize = 0; ipsw_get_file_size(client->ipsw, fsname, &fssize); if ((fssize > 0) && (st.st_size == fssize)) { info("Using cached filesystem from '%s'\n", tmpf); filesystem = strdup(tmpf); } } if (!filesystem) { char extfn[1024]; strcpy(extfn, tmpf); strcat(extfn, ".extract"); char lockfn[1024]; strcpy(lockfn, tmpf); strcat(lockfn, ".lock"); lock_info_t li; lock_file(lockfn, &li); FILE* extf = NULL; if (access(extfn, F_OK) != 0) { extf = fopen(extfn, "w"); } unlock_file(&li); if (!extf) { // use temp filename filesystem = tempnam(NULL, "ipsw_"); if (!filesystem) { error("WARNING: Could not get temporary filename, using '%s' in current directory\n", fsname); filesystem = strdup(fsname); } delete_fs = 1; } else { // use <fsname>.extract as filename filesystem = strdup(extfn); fclose(extf); } remove(lockfn); // Extract filesystem from IPSW info("Extracting filesystem from IPSW\n"); if (ipsw_extract_to_file(client->ipsw, fsname, filesystem) < 0) { error("ERROR: Unable to extract filesystem from IPSW\n"); if (client->tss) plist_free(client->tss); plist_free(buildmanifest); return -1; } if (strstr(filesystem, ".extract")) { // rename <fsname>.extract to <fsname> rename(filesystem, tmpf); free(filesystem); filesystem = strdup(tmpf); } } idevicerestore_progress(client, RESTORE_STEP_PREPARE, 0.3); // if the device is in DFU mode, place device into recovery mode if (client->mode->index == MODE_DFU) { recovery_client_free(client); if ((client->flags & FLAG_CUSTOM) && limera1n_is_supported(client->device)) { info("connecting to DFU\n"); if (dfu_client_new(client) < 0) { if (delete_fs && filesystem) unlink(filesystem); return -1; } info("exploiting with limera1n\n"); // TODO: check for non-limera1n device and fail if (limera1n_exploit(client->device, &client->dfu->client) != 0) { error("ERROR: limera1n exploit failed\n"); dfu_client_free(client); if (delete_fs && filesystem) unlink(filesystem); return -1; } dfu_client_free(client); info("exploited\n"); } if (dfu_enter_recovery(client, build_identity) < 0) { error("ERROR: Unable to place device into recovery mode from %s mode\n", client->mode->string); plist_free(buildmanifest); if (client->tss) plist_free(client->tss); if (delete_fs && filesystem) unlink(filesystem); return -2; } } if (client->mode->index == MODE_DFU) { client->mode = &idevicerestore_modes[MODE_RECOVERY]; } else { if ((client->build_major > 8) && !(client->flags & FLAG_CUSTOM)) { /* send ApTicket */ if (recovery_send_ticket(client) < 0) { error("WARNING: Unable to send APTicket\n"); } } /* now we load the iBEC */ if (recovery_send_ibec(client, build_identity) < 0) { error("ERROR: Unable to send iBEC\n"); if (delete_fs && filesystem) unlink(filesystem); return -2; } recovery_client_free(client); /* this must be long enough to allow the device to run the iBEC */ /* FIXME: Probably better to detect if the device is back then */ sleep(7); } idevicerestore_progress(client, RESTORE_STEP_PREPARE, 0.5); if (client->build_major > 8) { // we need another tss request with nonce. unsigned char* nonce = NULL; int nonce_size = 0; int nonce_changed = 0; if (get_nonce(client, &nonce, &nonce_size) < 0) { error("ERROR: Unable to get nonce from device!\n"); recovery_send_reset(client); if (delete_fs && filesystem) unlink(filesystem); return -2; } if (!client->nonce || (nonce_size != client->nonce_size) || (memcmp(nonce, client->nonce, nonce_size) != 0)) { nonce_changed = 1; if (client->nonce) { free(client->nonce); } client->nonce = nonce; client->nonce_size = nonce_size; } else { free(nonce); } if (nonce_changed && !(client->flags & FLAG_CUSTOM)) { // Welcome iOS5. We have to re-request the TSS with our nonce. plist_free(client->tss); if (get_shsh_blobs(client, client->ecid, client->nonce, client->nonce_size, build_identity, &client->tss) < 0) { error("ERROR: Unable to get SHSH blobs for this device\n"); if (delete_fs && filesystem) unlink(filesystem); return -1; } if (!client->tss) { error("ERROR: can't continue without TSS\n"); if (delete_fs && filesystem) unlink(filesystem); return -1; } fixup_tss(client->tss); } } idevicerestore_progress(client, RESTORE_STEP_PREPARE, 0.7); // now finally do the magic to put the device into restore mode if (client->mode->index == MODE_RECOVERY) { if (client->srnm == NULL) { error("ERROR: could not retrieve device serial number. Can't continue.\n"); if (delete_fs && filesystem) unlink(filesystem); return -1; } if (recovery_enter_restore(client, build_identity) < 0) { error("ERROR: Unable to place device into restore mode\n"); plist_free(buildmanifest); if (client->tss) plist_free(client->tss); if (delete_fs && filesystem) unlink(filesystem); return -2; } recovery_client_free(client); } idevicerestore_progress(client, RESTORE_STEP_PREPARE, 0.9); // device is finally in restore mode, let's do this if (client->mode->index == MODE_RESTORE) { info("About to restore device... \n"); result = restore_device(client, build_identity, filesystem); if (result < 0) { error("ERROR: Unable to restore device\n"); if (delete_fs && filesystem) unlink(filesystem); return result; } } info("Cleaning up...\n"); if (delete_fs && filesystem) unlink(filesystem); /* special handling of AppleTVs */ if (strncmp(client->device->product_type, "AppleTV", 7) == 0) { if (recovery_client_new(client) == 0) { if (recovery_set_autoboot(client, 1) == 0) { recovery_send_reset(client); } else { error("Setting auto-boot failed?!\n"); } } else { error("Could not connect to device in recovery mode.\n"); } } info("DONE\n"); if (result == 0) { idevicerestore_progress(client, RESTORE_NUM_STEPS-1, 1.0); } return result; }