Revert "Add support for multi-user decryption"
This reverts commit 0b25b1d79b79bc4d45dfff2aaf575e10bd24ef2d.
Reason for revert: Changes need to be made to libtwrpfscrypt to include this patchset. Will cherry-pick this patch later and make necessary modifications.
Change-Id: I7601d7b820129709b05d9b4368573b6f1048de02
diff --git a/crypto/ext4crypt/Decrypt.cpp b/crypto/ext4crypt/Decrypt.cpp
index fe27017..dcd390f 100755
--- a/crypto/ext4crypt/Decrypt.cpp
+++ b/crypto/ext4crypt/Decrypt.cpp
@@ -549,16 +549,13 @@
std::string disk_decryption_secret_key = "";
std::string keystore_alias_subid;
- // Can be stored in user 0, so check for both.
- if (!Find_Keystore_Alias_SubID_And_Prep_Files(user_id, keystore_alias_subid, handle_str) &&
- !Find_Keystore_Alias_SubID_And_Prep_Files(0, keystore_alias_subid, handle_str))
- {
- printf("failed to scan keystore alias subid and prep keystore files\n");
- return disk_decryption_secret_key;
- }
+ if (!Find_Keystore_Alias_SubID_And_Prep_Files(user_id, keystore_alias_subid, handle_str)) {
+ printf("failed to scan keystore alias subid and prep keystore files\n");
+ return disk_decryption_secret_key;
+ }
// First get the keystore service
- sp<IBinder> binder = getKeystoreBinderRetry();
+ sp<IBinder> binder = getKeystoreBinderRetry();
#ifdef USE_KEYSTORAGE_4
sp<IKeystoreService> service = interface_cast<IKeystoreService>(binder);
#else
@@ -1168,15 +1165,15 @@
printf("e4crypt_unlock_user_key returned fail\n");
return Free_Return(retval, weaver_key, &pwd);
}
-/*#ifdef USE_KEYSTORAGE_4
+#ifdef USE_KEYSTORAGE_4
if (!e4crypt_prepare_user_storage("", user_id, 0, flags)) {
#else
if (!e4crypt_prepare_user_storage(nullptr, user_id, 0, flags)) {
#endif
printf("failed to e4crypt_prepare_user_storage\n");
return Free_Return(retval, weaver_key, &pwd);
- }*/
- printf("User %i Decrypted Successfully!\n", user_id);
+ }
+ printf("Decrypted Successfully!\n");
retval = true;
return Free_Return(retval, weaver_key, &pwd);
}
@@ -1258,15 +1255,15 @@
printf("e4crypt_unlock_user_key returned fail\n");
return false;
}
-/*#ifdef USE_KEYSTORAGE_4
+#ifdef USE_KEYSTORAGE_4
if (!e4crypt_prepare_user_storage("", user_id, 0, flags)) {
#else
if (!e4crypt_prepare_user_storage(nullptr, user_id, 0, flags)) {
#endif
printf("failed to e4crypt_prepare_user_storage\n");
return false;
- }*/
- printf("User %i Decrypted Successfully!\n", user_id);
+ }
+ printf("Decrypted Successfully!\n");
return true;
}
if (stat("/data/system_de/0/spblob", &st) == 0) {
@@ -1346,14 +1343,14 @@
printf("e4crypt_unlock_user_key returned fail\n");
return false;
}
-/*#ifdef USE_KEYSTORAGE_4
+#ifdef USE_KEYSTORAGE_4
if (!e4crypt_prepare_user_storage("", user_id, 0, flags)) {
#else
if (!e4crypt_prepare_user_storage(nullptr, user_id, 0, flags)) {
#endif
printf("failed to e4crypt_prepare_user_storage\n");
return false;
- }*/
- printf("User %i Decrypted Successfully!\n", user_id);
+ }
+ printf("Decrypted Successfully!\n");
return true;
}
diff --git a/crypto/ext4crypt/Ext4Crypt.cpp b/crypto/ext4crypt/Ext4Crypt.cpp
index 9360b1a..c9e71fd 100644
--- a/crypto/ext4crypt/Ext4Crypt.cpp
+++ b/crypto/ext4crypt/Ext4Crypt.cpp
@@ -63,7 +63,6 @@
#define MANAGE_MISC_DIRS 0
#include <cutils/fs.h>
-#include <cutils/properties.h>
#include <android-base/file.h>
//#include <android-base/logging.h>
@@ -317,6 +316,16 @@
return true;
}
+static bool ensure_policy(const std::string& raw_ref __unused, const std::string& path) {
+ return true;
+ // ensure policy will set a policy if one is not set on an empty folder - we don't want to do this in recovery
+ /*if (e4crypt_policy_ensure(path.c_str(), raw_ref.data(), raw_ref.size()) != 0) {
+ LOG(ERROR) << "Failed to set policy on: " << path << "\n";
+ return false;
+ }
+ return true;*/
+}
+
static bool is_numeric(const char* name) {
for (const char* p = name; *p != '\0'; p++) {
if (!isdigit(*p)) return false;
@@ -354,9 +363,6 @@
if (!install_key(key, &raw_ref)) return false;
s_de_key_raw_refs[user_id] = raw_ref;
LOG(DEBUG) << "Installed de key for user " << user_id;
-
- std::string user_prop = "twrp.user." + std::to_string(user_id) + ".decrypt";
- property_set(user_prop.c_str(), "0");
}
}
// ext4enc:TODO: go through all DE directories, ensure that all user dirs have the
@@ -405,6 +411,13 @@
// explicit calls to install DE keys for secondary users
if (!load_all_de_keys()) return false;
}
+ // We can only safely prepare DE storage here, since CE keys are probably
+ // entangled with user credentials. The framework will always prepare CE
+ // storage once CE keys are installed.
+ if (!e4crypt_prepare_user_storage(nullptr, 0, 0, FLAG_STORAGE_DE)) {
+ LOG(ERROR) << "Failed to prepare user 0 storage";
+ return false;
+ }
// If this is a non-FBE device that recently left an emulated mode,
// restore user data directories to known-good state.
@@ -445,6 +458,79 @@
}
} else {
printf("Emulation mode not supported in TWRP\n");
+ // When in emulation mode, we just use chmod. However, we also
+ // unlock directories when not in emulation mode, to bring devices
+ // back into a known-good state.
+ /*if (!emulated_unlock(android::vold::BuildDataSystemCePath(user_id), 0771) ||
+ !emulated_unlock(android::vold::BuildDataMiscCePath(user_id), 01771) ||
+ !emulated_unlock(android::vold::BuildDataMediaCePath(nullptr, user_id), 0770) ||
+ !emulated_unlock(android::vold::BuildDataUserCePath(nullptr, user_id), 0771)) {
+ LOG(ERROR) << "Failed to unlock user " << user_id;
+ return false;
+ }*/
}
return true;
}
+
+bool e4crypt_prepare_user_storage(const char* volume_uuid, userid_t user_id, int serial __unused,
+ int flags) {
+
+ if (flags & FLAG_STORAGE_DE) {
+ // DE_sys key
+ auto system_legacy_path = android::vold::BuildDataSystemLegacyPath(user_id);
+ auto misc_legacy_path = android::vold::BuildDataMiscLegacyPath(user_id);
+ auto profiles_de_path = android::vold::BuildDataProfilesDePath(user_id);
+ auto foreign_de_path = android::vold::BuildDataProfilesForeignDexDePath(user_id);
+
+ // DE_n key
+ auto system_de_path = android::vold::BuildDataSystemDePath(user_id);
+ auto misc_de_path = android::vold::BuildDataMiscDePath(user_id);
+ auto user_de_path = android::vold::BuildDataUserDePath(volume_uuid, user_id);
+
+ if (!prepare_dir(system_legacy_path, 0700, AID_SYSTEM, AID_SYSTEM)) return false;
+#if MANAGE_MISC_DIRS
+ if (!prepare_dir(misc_legacy_path, 0750, multiuser_get_uid(user_id, AID_SYSTEM),
+ multiuser_get_uid(user_id, AID_EVERYBODY))) return false;
+#endif
+ if (!prepare_dir(profiles_de_path, 0771, AID_SYSTEM, AID_SYSTEM)) return false;
+ if (!prepare_dir(foreign_de_path, 0773, AID_SYSTEM, AID_SYSTEM)) return false;
+
+ if (!prepare_dir(system_de_path, 0770, AID_SYSTEM, AID_SYSTEM)) return false;
+ if (!prepare_dir(misc_de_path, 01771, AID_SYSTEM, AID_MISC)) return false;
+ if (!prepare_dir(user_de_path, 0771, AID_SYSTEM, AID_SYSTEM)) return false;
+
+ // For now, FBE is only supported on internal storage
+ if (e4crypt_is_native() && volume_uuid == nullptr) {
+ std::string de_raw_ref;
+ if (!lookup_key_ref(s_de_key_raw_refs, user_id, &de_raw_ref)) return false;
+ if (!ensure_policy(de_raw_ref, system_de_path)) return false;
+ if (!ensure_policy(de_raw_ref, misc_de_path)) return false;
+ if (!ensure_policy(de_raw_ref, user_de_path)) return false;
+ }
+ }
+
+ if (flags & FLAG_STORAGE_CE) {
+ // CE_n key
+ auto system_ce_path = android::vold::BuildDataSystemCePath(user_id);
+ auto misc_ce_path = android::vold::BuildDataMiscCePath(user_id);
+ auto media_ce_path = android::vold::BuildDataMediaCePath(volume_uuid, user_id);
+ auto user_ce_path = android::vold::BuildDataUserCePath(volume_uuid, user_id);
+
+ if (!prepare_dir(system_ce_path, 0770, AID_SYSTEM, AID_SYSTEM)) return false;
+ if (!prepare_dir(misc_ce_path, 01771, AID_SYSTEM, AID_MISC)) return false;
+ if (!prepare_dir(media_ce_path, 0770, AID_MEDIA_RW, AID_MEDIA_RW)) return false;
+ if (!prepare_dir(user_ce_path, 0771, AID_SYSTEM, AID_SYSTEM)) return false;
+
+ // For now, FBE is only supported on internal storage
+ if (e4crypt_is_native() && volume_uuid == nullptr) {
+ std::string ce_raw_ref;
+ if (!lookup_key_ref(s_ce_key_raw_refs, user_id, &ce_raw_ref)) return false;
+ if (!ensure_policy(ce_raw_ref, system_ce_path)) return false;
+ if (!ensure_policy(ce_raw_ref, misc_ce_path)) return false;
+ if (!ensure_policy(ce_raw_ref, media_ce_path)) return false;
+ if (!ensure_policy(ce_raw_ref, user_ce_path)) return false;
+ }
+ }
+
+ return true;
+}
diff --git a/crypto/ext4crypt/Ext4Crypt.h b/crypto/ext4crypt/Ext4Crypt.h
index beb5d8f..57623e3 100644
--- a/crypto/ext4crypt/Ext4Crypt.h
+++ b/crypto/ext4crypt/Ext4Crypt.h
@@ -38,7 +38,7 @@
bool e4crypt_unlock_user_key(userid_t user_id, int serial, const char* token, const char* secret);
//bool e4crypt_lock_user_key(userid_t user_id);
-//bool e4crypt_prepare_user_storage(const char* volume_uuid, userid_t user_id, int serial, int flags);
+bool e4crypt_prepare_user_storage(const char* volume_uuid, userid_t user_id, int serial, int flags);
//bool e4crypt_destroy_user_storage(const char* volume_uuid, userid_t user_id, int flags);
bool lookup_key_ref(const std::map<userid_t, std::string>& key_map, userid_t user_id,
diff --git a/crypto/ext4crypt/Ext4CryptPie.cpp b/crypto/ext4crypt/Ext4CryptPie.cpp
index 48b4ec9..548e4e4 100644
--- a/crypto/ext4crypt/Ext4CryptPie.cpp
+++ b/crypto/ext4crypt/Ext4CryptPie.cpp
@@ -110,9 +110,9 @@
return property_get_bool("persist.sys.emulate_fbe", false);
}
-/*static const char* escape_empty(const std::string& value) {
+static const char* escape_empty(const std::string& value) {
return value.empty() ? "null" : value.c_str();
-}*/
+}
static std::string get_de_key_path(userid_t user_id) {
return StringPrintf("%s/de/%d", user_key_dir.c_str(), user_id);
@@ -155,6 +155,23 @@
return directory_path + "/current";
}
+/*static bool get_ce_key_new_path(const std::string& directory_path,
+ const std::vector<std::string>& paths,
+ std::string *ce_key_path) {
+ if (paths.empty()) {
+ *ce_key_path = get_ce_key_current_path(directory_path);
+ return true;
+ }
+ for (unsigned int i = 0; i < UINT_MAX; i++) {
+ auto const candidate = StringPrintf("%s/cx%010u", directory_path.c_str(), i);
+ if (paths[0] < candidate) {
+ *ce_key_path = candidate;
+ return true;
+ }
+ }
+ return false;
+}*/
+
// Discard all keys but the named one; rename it to canonical name.
// No point in acting on errors in this; ignore them.
static void fixate_user_ce_key(const std::string& directory_path, const std::string &to_fix,
@@ -242,6 +259,15 @@
return true;
}
+/*static bool destroy_dir(const std::string& dir) {
+ LOG(DEBUG) << "Destroying: " << dir;
+ if (rmdir(dir.c_str()) != 0 && errno != ENOENT) {
+ PLOG(ERROR) << "Failed to destroy " << dir;
+ return false;
+ }
+ return true;
+}*/
+
// NB this assumes that there is only one thread listening for crypt commands, because
// it creates keys in a fixed location.
static bool create_and_install_user_keys(userid_t user_id, bool create_ephemeral) {
@@ -301,6 +327,13 @@
android::base::GetProperty("fbe.filenames", "aes-256-heh");
}
+static bool ensure_policy(const PolicyKeyRef& key_ref, const std::string& path) {
+ return true;
+ /*return e4crypt_policy_ensure(path.c_str(), key_ref.key_raw_ref.data(),
+ key_ref.key_raw_ref.size(), key_ref.contents_mode.c_str(),
+ key_ref.filenames_mode.c_str()) == 0;*/
+}
+
static bool is_numeric(const char* name) {
for (const char* p = name; *p != '\0'; p++) {
if (!isdigit(*p)) return false;
@@ -346,9 +379,6 @@
if (!android::vold::installKey(key, &raw_ref)) return false;
s_de_key_raw_refs[user_id] = raw_ref;
LOG(DEBUG) << "Installed de key for user " << user_id << std::endl;
-
- std::string user_prop = "twrp.user." + std::to_string(user_id) + ".decrypt";
- property_set(user_prop.c_str(), "0");
}
}
// ext4enc:TODO: go through all DE directories, ensure that all user dirs have the
@@ -405,6 +435,13 @@
// explicit calls to install DE keys for secondary users
if (!load_all_de_keys()) return false;
}
+ // We can only safely prepare DE storage here, since CE keys are probably
+ // entangled with user credentials. The framework will always prepare CE
+ // storage once CE keys are installed.
+ if (!e4crypt_prepare_user_storage("", 0, 0, /*android::os::IVold::*/STORAGE_FLAG_DE)) {
+ LOG(ERROR) << "Failed to prepare user 0 storage" << std::endl;
+ return false;
+ }
// If this is a non-FBE device that recently left an emulated mode,
// restore user data directories to known-good state.
@@ -415,6 +452,92 @@
return true;
}
+/*bool e4crypt_vold_create_user_key(userid_t user_id, int serial, bool ephemeral) {
+ LOG(DEBUG) << "TWRP NOT e4crypt_vold_create_user_key for " << user_id << " serial " << serial;
+ return true;
+ if (!e4crypt_is_native()) {
+ return true;
+ }
+ // FIXME test for existence of key that is not loaded yet
+ if (s_ce_key_raw_refs.count(user_id) != 0) {
+ LOG(ERROR) << "Already exists, can't e4crypt_vold_create_user_key for " << user_id
+ << " serial " << serial;
+ // FIXME should we fail the command?
+ return true;
+ }
+ if (!create_and_install_user_keys(user_id, ephemeral)) {
+ return false;
+ }
+ return true;
+}
+
+static void drop_caches() {
+ // Clean any dirty pages (otherwise they won't be dropped).
+ sync();
+ // Drop inode and page caches.
+ if (!WriteStringToFile("3", "/proc/sys/vm/drop_caches")) {
+ PLOG(ERROR) << "Failed to drop caches during key eviction";
+ }
+}
+
+static bool evict_ce_key(userid_t user_id) {
+ LOG(ERROR) << "TWRP NOT evict_ce_key\n";
+ return true;
+ s_ce_keys.erase(user_id);
+ bool success = true;
+ std::string raw_ref;
+ // If we haven't loaded the CE key, no need to evict it.
+ if (lookup_key_ref(s_ce_key_raw_refs, user_id, &raw_ref)) {
+ success &= android::vold::evictKey(raw_ref);
+ drop_caches();
+ }
+ s_ce_key_raw_refs.erase(user_id);
+ return success;
+}
+
+bool e4crypt_destroy_user_key(userid_t user_id) {
+ LOG(DEBUG) << "NOT e4crypt_destroy_user_key(" << user_id << ")";
+ return true;
+ if (!e4crypt_is_native()) {
+ return true;
+ }
+ bool success = true;
+ std::string raw_ref;
+ success &= evict_ce_key(user_id);
+ success &= lookup_key_ref(s_de_key_raw_refs, user_id, &raw_ref)
+ && android::vold::evictKey(raw_ref);
+ s_de_key_raw_refs.erase(user_id);
+ auto it = s_ephemeral_users.find(user_id);
+ if (it != s_ephemeral_users.end()) {
+ s_ephemeral_users.erase(it);
+ } else {
+ for (auto const path: get_ce_key_paths(get_ce_key_directory_path(user_id))) {
+ success &= android::vold::destroyKey(path);
+ }
+ auto de_key_path = get_de_key_path(user_id);
+ if (android::vold::pathExists(de_key_path)) {
+ success &= android::vold::destroyKey(de_key_path);
+ } else {
+ LOG(INFO) << "Not present so not erasing: " << de_key_path;
+ }
+ }
+ return success;
+}
+
+static bool emulated_lock(const std::string& path) {
+ if (chmod(path.c_str(), 0000) != 0) {
+ PLOG(ERROR) << "Failed to chmod " << path;
+ return false;
+ }
+#if EMULATED_USES_SELINUX
+ if (setfilecon(path.c_str(), "u:object_r:storage_stub_file:s0") != 0) {
+ PLOG(WARNING) << "Failed to setfilecon " << path;
+ return false;
+ }
+#endif
+ return true;
+}*/
+
static bool emulated_unlock(const std::string& path, mode_t mode) {
if (chmod(path.c_str(), mode) != 0) {
PLOG(ERROR) << "Failed to chmod " << path << std::endl;
@@ -443,6 +566,92 @@
return true;
}
+static std::string volkey_path(const std::string& misc_path, const std::string& volume_uuid) {
+ return misc_path + "/vold/volume_keys/" + volume_uuid + "/default";
+}
+
+static std::string volume_secdiscardable_path(const std::string& volume_uuid) {
+ return systemwide_volume_key_dir + "/" + volume_uuid + "/secdiscardable";
+}
+
+static bool read_or_create_volkey(const std::string& misc_path, const std::string& volume_uuid,
+ PolicyKeyRef* key_ref) {
+ auto secdiscardable_path = volume_secdiscardable_path(volume_uuid);
+ std::string secdiscardable_hash;
+ bool wrapped_key_supported = false;
+ if (android::vold::pathExists(secdiscardable_path)) {
+ if (!android::vold::readSecdiscardable(secdiscardable_path, &secdiscardable_hash))
+ return false;
+ } else {
+ if (fs_mkdirs(secdiscardable_path.c_str(), 0700) != 0) {
+ PLOG(ERROR) << "Creating directories for: " << secdiscardable_path << std::endl;
+ return false;
+ }
+ if (!android::vold::createSecdiscardable(secdiscardable_path, &secdiscardable_hash))
+ return false;
+ }
+ auto key_path = volkey_path(misc_path, volume_uuid);
+ if (fs_mkdirs(key_path.c_str(), 0700) != 0) {
+ PLOG(ERROR) << "Creating directories for: " << key_path << std::endl;
+ return false;
+ }
+ android::vold::KeyAuthentication auth("", secdiscardable_hash);
+ wrapped_key_supported = is_wrapped_key_supported_external();
+ if (!android::vold::retrieveAndInstallKey(true, auth, key_path, key_path + "_tmp",
+ &key_ref->key_raw_ref, wrapped_key_supported))
+ return false;
+ key_ref->contents_mode =
+ android::base::GetProperty("ro.crypto.volume.contents_mode", "aes-256-xts");
+ key_ref->filenames_mode =
+ android::base::GetProperty("ro.crypto.volume.filenames_mode", "aes-256-heh");
+ return true;
+}
+
+/*static bool destroy_volkey(const std::string& misc_path, const std::string& volume_uuid) {
+ auto path = volkey_path(misc_path, volume_uuid);
+ if (!android::vold::pathExists(path)) return true;
+ return android::vold::destroyKey(path);
+}
+
+bool e4crypt_add_user_key_auth(userid_t user_id, int serial, const std::string& token_hex,
+ const std::string& secret_hex) {
+ LOG(DEBUG) << "e4crypt_add_user_key_auth " << user_id << " serial=" << serial
+ << " token_present=" << (token_hex != "!");
+ if (!e4crypt_is_native()) return true;
+ if (s_ephemeral_users.count(user_id) != 0) return true;
+ std::string token, secret;
+ if (!parse_hex(token_hex, &token)) return false;
+ if (!parse_hex(secret_hex, &secret)) return false;
+ auto auth = secret.empty() ? kEmptyAuthentication
+ : android::vold::KeyAuthentication(token, secret);
+ auto it = s_ce_keys.find(user_id);
+ if (it == s_ce_keys.end()) {
+ LOG(ERROR) << "Key not loaded into memory, can't change for user " << user_id;
+ return false;
+ }
+ const auto &ce_key = it->second;
+ auto const directory_path = get_ce_key_directory_path(user_id);
+ auto const paths = get_ce_key_paths(directory_path);
+ std::string ce_key_path;
+ if (!get_ce_key_new_path(directory_path, paths, &ce_key_path)) return false;
+ if (!android::vold::storeKeyAtomically(ce_key_path, user_key_temp, auth, ce_key)) return false;
+ return true;
+}
+
+bool e4crypt_fixate_newest_user_key_auth(userid_t user_id) {
+ LOG(DEBUG) << "e4crypt_fixate_newest_user_key_auth " << user_id;
+ if (!e4crypt_is_native()) return true;
+ if (s_ephemeral_users.count(user_id) != 0) return true;
+ auto const directory_path = get_ce_key_directory_path(user_id);
+ auto const paths = get_ce_key_paths(directory_path);
+ if (paths.empty()) {
+ LOG(ERROR) << "No ce keys present, cannot fixate for user " << user_id;
+ return false;
+ }
+ fixate_user_ce_key(directory_path, paths[0], paths);
+ return true;
+}*/
+
// TODO: rename to 'install' for consistency, and take flags to know which keys to install
bool e4crypt_unlock_user_key(userid_t user_id, int serial, const std::string& token_hex,
const std::string& secret_hex) {
@@ -475,3 +684,224 @@
}
return true;
}
+
+// TODO: rename to 'evict' for consistency
+/*bool e4crypt_lock_user_key(userid_t user_id) {
+ LOG(DEBUG) << "TWRP NOTe4crypt_lock_user_key " << user_id;
+ return true;
+ if (e4crypt_is_native()) {
+ return evict_ce_key(user_id);
+ } else if (e4crypt_is_emulated()) {
+ // When in emulation mode, we just use chmod
+ if (!emulated_lock(android::vold::BuildDataSystemCePath(user_id)) ||
+ !emulated_lock(android::vold::BuildDataMiscCePath(user_id)) ||
+ !emulated_lock(android::vold::BuildDataMediaCePath("", user_id)) ||
+ !emulated_lock(android::vold::BuildDataUserCePath("", user_id))) {
+ LOG(ERROR) << "Failed to lock user " << user_id;
+ return false;
+ }
+ }
+
+ return true;
+}*/
+
+static bool prepare_subdirs(const std::string& action, const std::string& volume_uuid,
+ userid_t user_id, int flags) {
+ LOG(ERROR) << "not actually forking for vold_prepare_subdirs\n";
+ return true;
+ /*if (0 != android::vold::ForkExecvp(
+ std::vector<std::string>{prepare_subdirs_path, action, volume_uuid,
+ std::to_string(user_id), std::to_string(flags)})) {
+ LOG(ERROR) << "vold_prepare_subdirs failed";
+ return false;
+ }
+ return true;*/
+}
+
+bool e4crypt_prepare_user_storage(const std::string& volume_uuid, userid_t user_id, int serial,
+ int flags) {
+ LOG(DEBUG) << "e4crypt_prepare_user_storage for volume " << escape_empty(volume_uuid)
+ << ", user " << user_id << ", serial " << serial << ", flags " << flags << std::endl;
+
+ if (flags & /*android::os::IVold::*/STORAGE_FLAG_DE) {
+ // DE_sys key
+ auto system_legacy_path = android::vold::BuildDataSystemLegacyPath(user_id);
+ auto misc_legacy_path = android::vold::BuildDataMiscLegacyPath(user_id);
+ auto profiles_de_path = android::vold::BuildDataProfilesDePath(user_id);
+
+ // DE_n key
+ auto system_de_path = android::vold::BuildDataSystemDePath(user_id);
+ auto misc_de_path = android::vold::BuildDataMiscDePath(user_id);
+ auto vendor_de_path = android::vold::BuildDataVendorDePath(user_id);
+ auto user_de_path = android::vold::BuildDataUserDePath(nullptr, user_id);
+
+ if (volume_uuid.empty()) {
+ if (!prepare_dir(system_legacy_path, 0700, AID_SYSTEM, AID_SYSTEM)) return false;
+#if MANAGE_MISC_DIRS
+ if (!prepare_dir(misc_legacy_path, 0750, multiuser_get_uid(user_id, AID_SYSTEM),
+ multiuser_get_uid(user_id, AID_EVERYBODY))) return false;
+#endif
+ if (!prepare_dir(profiles_de_path, 0771, AID_SYSTEM, AID_SYSTEM)) return false;
+ if (!prepare_dir(system_de_path, 0770, AID_SYSTEM, AID_SYSTEM)) return false;
+ if (!prepare_dir(misc_de_path, 01771, AID_SYSTEM, AID_MISC)) return false;
+ if (!prepare_dir(vendor_de_path, 0771, AID_ROOT, AID_ROOT)) return false;
+ }
+ if (!prepare_dir(user_de_path, 0771, AID_SYSTEM, AID_SYSTEM)) return false;
+
+ if (e4crypt_is_native()) {
+ PolicyKeyRef de_ref;
+ if (volume_uuid.empty()) {
+ if (!lookup_key_ref(s_de_key_raw_refs, user_id, &de_ref.key_raw_ref)) return false;
+ get_data_file_encryption_modes(&de_ref);
+ if (!ensure_policy(de_ref, system_de_path)) return false;
+ if (!ensure_policy(de_ref, misc_de_path)) return false;
+ if (!ensure_policy(de_ref, vendor_de_path)) return false;
+ } else {
+ if (!read_or_create_volkey(misc_de_path, nullptr, &de_ref)) return false;
+ }
+ if (!ensure_policy(de_ref, user_de_path)) return false;
+ }
+ }
+
+ if (flags & /*android::os::IVold::*/STORAGE_FLAG_CE) {
+ // CE_n key
+ auto system_ce_path = android::vold::BuildDataSystemCePath(user_id);
+ auto misc_ce_path = android::vold::BuildDataMiscCePath(user_id);
+ auto vendor_ce_path = android::vold::BuildDataVendorCePath(user_id);
+ auto media_ce_path = android::vold::BuildDataMediaCePath(nullptr, user_id);
+ auto user_ce_path = android::vold::BuildDataUserCePath(nullptr, user_id);
+
+ if (volume_uuid.empty()) {
+ if (!prepare_dir(system_ce_path, 0770, AID_SYSTEM, AID_SYSTEM)) return false;
+ if (!prepare_dir(misc_ce_path, 01771, AID_SYSTEM, AID_MISC)) return false;
+ if (!prepare_dir(vendor_ce_path, 0771, AID_ROOT, AID_ROOT)) return false;
+ }
+ if (!prepare_dir(media_ce_path, 0770, AID_MEDIA_RW, AID_MEDIA_RW)) return false;
+ if (!prepare_dir(user_ce_path, 0771, AID_SYSTEM, AID_SYSTEM)) return false;
+
+ if (e4crypt_is_native()) {
+ PolicyKeyRef ce_ref;
+ if (volume_uuid.empty()) {
+ if (!lookup_key_ref(s_ce_key_raw_refs, user_id, &ce_ref.key_raw_ref)) return false;
+ get_data_file_encryption_modes(&ce_ref);
+ if (!ensure_policy(ce_ref, system_ce_path)) return false;
+ if (!ensure_policy(ce_ref, misc_ce_path)) return false;
+ if (!ensure_policy(ce_ref, vendor_ce_path)) return false;
+ } else {
+ if (!read_or_create_volkey(misc_ce_path, nullptr, &ce_ref)) return false;
+ }
+ if (!ensure_policy(ce_ref, media_ce_path)) return false;
+ if (!ensure_policy(ce_ref, user_ce_path)) return false;
+ }
+
+ if (volume_uuid.empty()) {
+ // Now that credentials have been installed, we can run restorecon
+ // over these paths
+ // NOTE: these paths need to be kept in sync with libselinux
+ //android::vold::RestoreconRecursive(system_ce_path);
+ //android::vold::RestoreconRecursive(misc_ce_path);
+ }
+ }
+ if (!prepare_subdirs("prepare", volume_uuid, user_id, flags)) return false;
+ return true;
+}
+
+/*bool e4crypt_destroy_user_storage(const std::string& volume_uuid, userid_t user_id, int flags) {
+ LOG(DEBUG) << "TWRP NOT e4crypt_destroy_user_storage for volume " << escape_empty(volume_uuid)
+ << ", user " << user_id << ", flags " << flags;
+ bool res = true;
+ return res;
+
+ res &= prepare_subdirs("destroy", volume_uuid, user_id, flags);
+
+ if (flags & android::os::IVold::STORAGE_FLAG_CE) {
+ // CE_n key
+ auto system_ce_path = android::vold::BuildDataSystemCePath(user_id);
+ auto misc_ce_path = android::vold::BuildDataMiscCePath(user_id);
+ auto vendor_ce_path = android::vold::BuildDataVendorCePath(user_id);
+ auto media_ce_path = android::vold::BuildDataMediaCePath(nullptr, user_id);
+ auto user_ce_path = android::vold::BuildDataUserCePath(nullptr, user_id);
+
+ res &= destroy_dir(media_ce_path);
+ res &= destroy_dir(user_ce_path);
+ if (volume_uuid.empty()) {
+ res &= destroy_dir(system_ce_path);
+ res &= destroy_dir(misc_ce_path);
+ res &= destroy_dir(vendor_ce_path);
+ } else {
+ if (e4crypt_is_native()) {
+ res &= destroy_volkey(misc_ce_path, volume_uuid);
+ }
+ }
+ }
+
+ if (flags & android::os::IVold::STORAGE_FLAG_DE) {
+ // DE_sys key
+ auto system_legacy_path = android::vold::BuildDataSystemLegacyPath(user_id);
+ auto misc_legacy_path = android::vold::BuildDataMiscLegacyPath(user_id);
+ auto profiles_de_path = android::vold::BuildDataProfilesDePath(user_id);
+
+ // DE_n key
+ auto system_de_path = android::vold::BuildDataSystemDePath(user_id);
+ auto misc_de_path = android::vold::BuildDataMiscDePath(user_id);
+ auto vendor_de_path = android::vold::BuildDataVendorDePath(user_id);
+ auto user_de_path = android::vold::BuildDataUserDePath(nullptr, user_id);
+
+ res &= destroy_dir(user_de_path);
+ if (volume_uuid.empty()) {
+ res &= destroy_dir(system_legacy_path);
+#if MANAGE_MISC_DIRS
+ res &= destroy_dir(misc_legacy_path);
+#endif
+ res &= destroy_dir(profiles_de_path);
+ res &= destroy_dir(system_de_path);
+ res &= destroy_dir(misc_de_path);
+ res &= destroy_dir(vendor_de_path);
+ } else {
+ if (e4crypt_is_native()) {
+ res &= destroy_volkey(misc_de_path, volume_uuid);
+ }
+ }
+ }
+
+ return res;
+}
+
+static bool destroy_volume_keys(const std::string& directory_path, const std::string& volume_uuid) {
+ LOG(ERROR) << "TWRP NOT destroy_volume_keys\n";
+ return true;
+ auto dirp = std::unique_ptr<DIR, int (*)(DIR*)>(opendir(directory_path.c_str()), closedir);
+ if (!dirp) {
+ PLOG(ERROR) << "Unable to open directory: " + directory_path;
+ return false;
+ }
+ bool res = true;
+ for (;;) {
+ errno = 0;
+ auto const entry = readdir(dirp.get());
+ if (!entry) {
+ if (errno) {
+ PLOG(ERROR) << "Unable to read directory: " + directory_path;
+ return false;
+ }
+ break;
+ }
+ if (entry->d_type != DT_DIR || entry->d_name[0] == '.') {
+ LOG(DEBUG) << "Skipping non-user " << entry->d_name;
+ continue;
+ }
+ res &= destroy_volkey(directory_path + "/" + entry->d_name, volume_uuid);
+ }
+ return res;
+}
+
+bool e4crypt_destroy_volume_keys(const std::string& volume_uuid) {
+ bool res = true;
+ LOG(DEBUG) << "TWRP NOT e4crypt_destroy_volume_keys for volume " << escape_empty(volume_uuid);
+ /*return res;
+ auto secdiscardable_path = volume_secdiscardable_path(volume_uuid);
+ res &= android::vold::runSecdiscardSingle(secdiscardable_path);
+ res &= destroy_volume_keys("/data/misc_ce", volume_uuid);
+ res &= destroy_volume_keys("/data/misc_de", volume_uuid);
+ return res;
+}*/
diff --git a/crypto/ext4crypt/Ext4CryptPie.h b/crypto/ext4crypt/Ext4CryptPie.h
index 7236bc0..d6d6ecf 100644
--- a/crypto/ext4crypt/Ext4CryptPie.h
+++ b/crypto/ext4crypt/Ext4CryptPie.h
@@ -32,8 +32,8 @@
const std::string& secret);
//bool e4crypt_lock_user_key(userid_t user_id);
-/*bool e4crypt_prepare_user_storage(const std::string& volume_uuid, userid_t user_id, int serial,
- int flags);*/
+bool e4crypt_prepare_user_storage(const std::string& volume_uuid, userid_t user_id, int serial,
+ int flags);
/*bool e4crypt_destroy_user_storage(const std::string& volume_uuid, userid_t user_id, int flags);
bool e4crypt_destroy_volume_keys(const std::string& volume_uuid);*/
diff --git a/gui/action.cpp b/gui/action.cpp
index 65526b9..b7d9119 100755
--- a/gui/action.cpp
+++ b/gui/action.cpp
@@ -64,7 +64,6 @@
static string zip_queue[10];
static int zip_queue_index;
pid_t sideload_child_pid;
-extern std::vector<users_struct> Users_List;
static void *ActionThread_work_wrapper(void *data);
@@ -1503,31 +1502,12 @@
simulate_progress_bar();
} else {
string Password;
- string userID;
DataManager::GetValue("tw_crypto_password", Password);
-
- if (DataManager::GetIntValue(TW_IS_FBE)) { // for FBE
- DataManager::GetValue("tw_crypto_user_id", userID);
- if (userID != "") {
- op_status = PartitionManager.Decrypt_Device(Password, atoi(userID.c_str()));
- if (userID != "0") {
- if (op_status != 0)
- op_status = 1;
- operation_end(op_status);
- return 0;
- }
- } else {
- LOGINFO("User ID not found\n");
- op_status = 1;
- }
- ::sleep(1);
- } else { // for FDE
- op_status = PartitionManager.Decrypt_Device(Password);
- }
-
+ op_status = PartitionManager.Decrypt_Device(Password);
if (op_status != 0)
op_status = 1;
else {
+
DataManager::SetValue(TW_IS_ENCRYPTED, 0);
int has_datamedia;
diff --git a/gui/gui.hpp b/gui/gui.hpp
index 7e4ee4e..d5b9553 100644
--- a/gui/gui.hpp
+++ b/gui/gui.hpp
@@ -28,7 +28,6 @@
void gui_err(const char* text);
void gui_highlight(const char* text);
void gui_msg(Message msg);
-void gui_err(Message msg);
std::string gui_parse_text(std::string inText);
std::string gui_lookup(const std::string& resource_name, const std::string& default_value);
diff --git a/gui/listbox.cpp b/gui/listbox.cpp
index 3386465..9fbe092 100644
--- a/gui/listbox.cpp
+++ b/gui/listbox.cpp
@@ -26,7 +26,6 @@
#include "rapidxml.hpp"
#include "objects.hpp"
#include "../data.hpp"
-#include "../partitions.hpp"
#include "pages.hpp"
extern std::vector<language_struct> Language_List;
@@ -83,28 +82,10 @@
data.selected = 0;
mListItems.push_back(data);
}
- } else if (mVariable == "tw_crypto_user_id") {
- std::vector<users_struct>::iterator iter;
- std::vector<users_struct>* Users_List = PartitionManager.Get_Users_List();
- for (iter = Users_List->begin(); iter != Users_List->end(); iter++) {
- if (!(*iter).isDecrypted) {
- ListItem data;
- data.displayName = (*iter).userName;
- data.variableValue = (*iter).userId;
- data.action = NULL;
- DataManager::GetValue("tw_crypto_user_id", currentValue);
- if (currentValue == (*iter).userId || currentValue == "") {
- data.selected = 1;
- DataManager::SetValue("tw_crypto_user_id", (*iter).userId);
- DataManager::SetValue("tw_crypto_pwtype", (*iter).type);
- } else
- data.selected = 0;
- mListItems.push_back(data);
- }
- }
}
- } else
- allowSelection = false; // allows using listbox as a read-only list or menu
+ }
+ else
+ allowSelection = false; // allows using listbox as a read-only list or menu
// Get the data for the list
child = FindNode(node, "listitem");
@@ -113,14 +94,16 @@
ListItem item;
attr = child->first_attribute("name");
- if (!attr) continue;
+ if (!attr)
+ continue;
// We will parse display names when we get page focus to ensure that translating takes place
item.displayName = attr->value();
item.variableValue = gui_parse_text(child->value());
item.selected = (child->value() == currentValue);
item.action = NULL;
xml_node<>* action = child->first_node("action");
- if (!action) action = child->first_node("actions");
+ if (!action)
+ action = child->first_node("actions");
if (action) {
item.action = new GUIAction(child);
allowSelection = true;
@@ -139,7 +122,7 @@
LoadConditions(child, item.mConditions);
mListItems.push_back(item);
- mVisibleItems.push_back(mListItems.size() - 1);
+ mVisibleItems.push_back(mListItems.size()-1);
child = child->next_sibling("listitem");
}
@@ -154,33 +137,6 @@
if (!isConditionTrue())
return 0;
- if (mVariable == "tw_crypto_user_id") {
- mListItems.clear();
- std::vector<users_struct>::iterator iter;
- std::vector<users_struct>* Users_List = PartitionManager.Get_Users_List();
- for (iter = Users_List->begin(); iter != Users_List->end(); iter++) {
- if (!(*iter).isDecrypted) {
- ListItem data;
- data.displayName = (*iter).userName;
- data.variableValue = (*iter).userId;
- data.action = NULL;
- DataManager::GetValue("tw_crypto_user_id", currentValue);
- if (currentValue == (*iter).userId || currentValue == "") {
- data.selected = 1;
- DataManager::SetValue("tw_crypto_user_id", (*iter).userId);
- DataManager::SetValue("tw_crypto_pwtype", (*iter).type);
- } else
- data.selected = 0;
- mListItems.push_back(data);
- }
- }
- mVisibleItems.clear();
- for (size_t i = 0; i < mListItems.size(); i++) {
- mVisibleItems.push_back(i);
- }
- mUpdate = 1;
- }
-
GUIScrollList::Update();
if (mUpdate) {
diff --git a/gui/theme/common/landscape.xml b/gui/theme/common/landscape.xml
index 7fc9980..3af174e 100755
--- a/gui/theme/common/landscape.xml
+++ b/gui/theme/common/landscape.xml
@@ -759,7 +759,6 @@
<action function="set">tw_cancel_param=</action>
<action function="set">tw_show_exclamation=0</action>
<action function="set">tw_show_reboot=0</action>
- <action function="set">tw_crypto_user_id=</action>
<action function="page">%tw_clear_destination%</action>
</action>
</page>
@@ -1063,13 +1062,8 @@
</text>
<text style="text_m_accent">
- <placement x="%center_x%" y="%row3_y%" placement="5"/>
- <text>{@factory_reset5=(not including users/lockscreen)}</text>
- </text>
-
- <text style="text_m_accent">
<condition var1="tw_has_data_media" var2="1"/>
- <placement x="%center_x%" y="%row4_y%" placement="5"/>
+ <placement x="%center_x%" y="%row3_y%" placement="5"/>
<text>{@factory_reset2=(not including internal storage)}</text>
</text>
@@ -2523,10 +2517,6 @@
</conditions>
<placement x="%col2_x_left%" y="%row15a_y%"/>
<text>{@decrypt_data_btn=Decrypt Data}</text>
- <action function="set">tw_crypto_user_id=0</action>
- <action function="set">tw_crypto_password=</action>
- <action function="set">tw_password_fail=0</action>
- <action function="set">tw_crypto_pwtype=%tw_crypto_pwtype_0%</action>
<action function="page">decrypt</action>
</button>
@@ -3393,16 +3383,6 @@
<listbox style="advanced_listbox">
<placement x="%center_x%" y="%row2_y%" w="%content_half_width%" h="%fileselector_install_height%"/>
- <listitem name="{@decrypt_users=Decrypt Users}">
- <conditions>
- <condition var1="tw_is_fbe" var2="1"/>
- <condition var1="tw_all_users_decrypted" var2="0"/>
- </conditions>
- <actions>
- <action function="set">tw_crypto_user_id=</action>
- <action function="page">decrypt_users</action>
- </actions>
- </listitem>
<listitem name="{@reload_theme_btn=Reload Theme}">
<action function="reload"/>
</listitem>
@@ -4416,17 +4396,10 @@
</text>
<text style="text_m_accent">
- <condition var1="tw_is_fbe" op="!=" var2="1"/>
<placement x="%center_x%" y="%row2_y%" placement="5"/>
<text>{@decrypt_data_enter_pass=Enter Password:}</text>
</text>
- <text style="text_m_accent">
- <condition var1="tw_is_fbe" var2="1"/>
- <placement x="%center_x%" y="%row2_y%" placement="5"/>
- <text>{@decrypt_data_enter_pass_fbe=Enter Password for User [%tw_crypto_user_id%]}</text>
- </text>
-
<input>
<placement x="%col1_x_left%" y="%row3_input_y%" w="%content_width%" h="%input_height%"/>
<text>%tw_crypto_display%</text>
@@ -5406,44 +5379,5 @@
<action function="screenshot"/>
</action>
</page>
-
- <page name="decrypt_users">
- <template name="page"/>
-
- <text style="text_l">
- <placement x="%col1_x_header%" y="%row3_header_y%"/>
- <text>{@decrypt_users=Decrypt Users}</text>
- </text>
-
- <text style="text_m_accent">
- <placement x="%center_x%" y="%row2_y%" placement="5"/>
- <text>{@decrypt_users_selection=Select a user ID to decrypt}</text>
- </text>
-
- <listbox>
- <placement x="%col1_x_left%" y="%row1a_y%" w="%content_width%" h="%partitionlist_mount_height%"/>
- <text>{@select_user=Select User}</text>
- <icon selected="radio_true" unselected="radio_false" />
- <data name="tw_crypto_user_id" />
- </listbox>
-
- <button style="main_button_half_width">
- <placement x="%col2_x_right%" y="%row15a_y%"/>
- <text>{@decrypt_users=Decrypt Users}</text>
- <action function="set">tw_crypto_password=</action>
- <action function="set">tw_password_fail=0</action>
- <action function="page">decrypt</action>
- </button>
-
- <action>
- <touch key="home"/>
- <action function="page">main</action>
- </action>
-
- <action>
- <touch key="back"/>
- <action function="page">advanced</action>
- </action>
- </page>
</pages>
</recovery>
diff --git a/gui/theme/common/languages/en.xml b/gui/theme/common/languages/en.xml
index 07d8e78..ac9472e 100755
--- a/gui/theme/common/languages/en.xml
+++ b/gui/theme/common/languages/en.xml
@@ -141,7 +141,6 @@
<string name="factory_reset2">(not including internal storage)</string>
<string name="factory_reset3">Most of the time this is</string>
<string name="factory_reset4">the only wipe that you need.</string>
- <string name="factory_reset5">(not including users/lockscreen)</string>
<string name="factory_resetting">Factory Reset...</string>
<string name="advanced_wipe_hdr">Advanced Wipe</string>
<string name="advanced_wipe_btn">Advanced Wipe</string>
@@ -512,15 +511,6 @@
<string name="fix_recovery_loop_complete">Fix Recovery Bootloop Complete</string>
<string name="fixing_recovery_loop_patch">Patching kernel...</string>
<string name="fix_recovery_loop_patch_error">Error patching kernel.</string>
- <string name="decrypt_users">Decrypt Users</string>
- <string name="decrypt_users_selection">Select a user ID to decrypt</string>
- <string name="select_user">Select User</string>
- <string name="backup_storage_undecrypt_warning">Backup not include some files of user {1}, because the user is not decrypted.</string>
- <string name="decrypting_user_fbe">Attempting to decrypt FBE for user {1}...</string>
- <string name="decrypt_user_success_fbe">User {1} Decrypted Successfully</string>
- <string name="decrypt_user_fail_fbe">Failed to decrypt user {1}</string>
- <string name="decrypt_data_enter_pass_fbe">Enter Password for User [%tw_crypto_user_id%]</string>
- <string name="decrypt_data_enter_pattern_fbe">Enter Pattern for User [%tw_crypto_user_id%]</string>
<!-- Various console messages - these consist of user displayed messages, oftentimes errors -->
<string name="no_kernel_selinux">Kernel does not have support for reading SELinux contexts.</string>
@@ -697,7 +687,7 @@
<!-- These 2 items are saved in the data manager instead of resource manager, so %llu, etc is correct instead of {1} -->
<string name="file_progress">%llu of %llu files, %i%%</string>
<string name="size_progress">%lluMB of %lluMB, %i%%</string>
- <string name="decrypt_cmd" version="2">Attempting to decrypt data partition or user data via command line.</string>
+ <string name="decrypt_cmd">Attempting to decrypt data partition via command line.</string>
<string name="base_pkg_err">Failed to load base packages.</string>
<string name="simulating">Simulating actions...</string>
<string name="backup_cancel">Backup Cancelled</string>
diff --git a/gui/theme/common/portrait.xml b/gui/theme/common/portrait.xml
index a14fc43..64b8776 100755
--- a/gui/theme/common/portrait.xml
+++ b/gui/theme/common/portrait.xml
@@ -710,7 +710,6 @@
<action function="set">tw_cancel_param=</action>
<action function="set">tw_show_exclamation=0</action>
<action function="set">tw_show_reboot=0</action>
- <action function="set">tw_crypto_user_id=</action>
<action function="page">%tw_clear_destination%</action>
</action>
</page>
@@ -1014,13 +1013,8 @@
</text>
<text style="text_m_accent">
- <placement x="%center_x%" y="%row3_y%" placement="5"/>
- <text>{@factory_reset5=(not including users/lockscreen)}</text>
- </text>
-
- <text style="text_m_accent">
<condition var1="tw_has_data_media" var2="1"/>
- <placement x="%center_x%" y="%row4_y%" placement="5"/>
+ <placement x="%center_x%" y="%row3_y%" placement="5"/>
<text>{@factory_reset2=(not including internal storage)}</text>
</text>
@@ -2679,10 +2673,6 @@
</conditions>
<placement x="%center_x%" y="%row18a_y%"/>
<text>{@decrypt_data_btn=Decrypt Data}</text>
- <action function="set">tw_crypto_user_id=0</action>
- <action function="set">tw_crypto_password=</action>
- <action function="set">tw_password_fail=0</action>
- <action function="set">tw_crypto_pwtype=%tw_crypto_pwtype_0%</action>
<action function="page">decrypt</action>
</button>
@@ -3553,16 +3543,6 @@
<listbox style="advanced_listbox">
<placement x="%indent%" y="%row13a_y%" w="%content_width%" h="%listbox_advanced_height%"/>
- <listitem name="{@decrypt_users=Decrypt Users}">
- <conditions>
- <condition var1="tw_is_fbe" var2="1"/>
- <condition var1="tw_all_users_decrypted" var2="0"/>
- </conditions>
- <actions>
- <action function="set">tw_crypto_user_id=</action>
- <action function="page">decrypt_users</action>
- </actions>
- </listitem>
<listitem name="{@reload_theme_btn=Reload Theme}">
<action function="reload"/>
</listitem>
@@ -4577,17 +4557,10 @@
</text>
<text style="text_m_accent">
- <condition var1="tw_is_fbe" op="!=" var2="1"/>
<placement x="%center_x%" y="%row2_y%" placement="5"/>
<text>{@decrypt_data_enter_pass=Enter Password:}</text>
</text>
- <text style="text_m_accent">
- <condition var1="tw_is_fbe" var2="1"/>
- <placement x="%center_x%" y="%row2_y%" placement="5"/>
- <text>{@decrypt_data_enter_pass_fbe=Enter Password for User [%tw_crypto_user_id%]}</text>
- </text>
-
<input>
<placement x="%indent%" y="%row3_input_y%" w="%content_width%" h="%input_height%"/>
<text>%tw_crypto_display%</text>
@@ -4643,17 +4616,10 @@
</text>
<text style="text_m_accent">
- <condition var1="tw_is_fbe" op="!=" var2="1"/>
<placement x="%center_x%" y="%row2_y%" placement="5"/>
<text>{@decrypt_data_enter_pattern=Enter Pattern.}</text>
</text>
- <text style="text_m_accent">
- <condition var1="tw_is_fbe" var2="1"/>
- <placement x="%center_x%" y="%row2_y%" placement="5"/>
- <text>{@decrypt_data_enter_pattern_fbe=Enter Pattern for User [%tw_crypto_user_id%]}</text>
- </text>
-
<text style="text_m_fail">
<condition var1="tw_password_fail" var2="1"/>
<placement x="%center_x%" y="%row3_y%" placement="5"/>
@@ -5173,44 +5139,5 @@
<action function="screenshot"/>
</action>
</page>
-
- <page name="decrypt_users">
- <template name="page"/>
-
- <text style="text_l">
- <placement x="%col1_x_header%" y="%row3_header_y%"/>
- <text>{@decrypt_users=Decrypt Users}</text>
- </text>
-
- <text style="text_m_accent">
- <placement x="%center_x%" y="%row2_y%" placement="5"/>
- <text>{@decrypt_users_selection=Select a user ID to decrypt}</text>
- </text>
-
- <listbox>
- <placement x="%indent%" y="%row3_y%" w="%content_width%" h="%listbox_advanced_height%"/>
- <text>{@select_user=Select User}</text>
- <icon selected="radio_true" unselected="radio_false" />
- <data name="tw_crypto_user_id" />
- </listbox>
-
- <button style="main_button_half_height">
- <placement x="%center_x%" y="%row21a_y%"/>
- <text>{@decrypt_users=Decrypt Users}</text>
- <action function="set">tw_crypto_password=</action>
- <action function="set">tw_password_fail=0</action>
- <action function="page">decrypt</action>
- </button>
-
- <action>
- <touch key="home"/>
- <action function="page">main</action>
- </action>
-
- <action>
- <touch key="back"/>
- <action function="page">advanced</action>
- </action>
- </page>
</pages>
</recovery>
diff --git a/gui/theme/common/watch.xml b/gui/theme/common/watch.xml
index af6a643..70ccf38 100755
--- a/gui/theme/common/watch.xml
+++ b/gui/theme/common/watch.xml
@@ -975,7 +975,6 @@
<action function="set">tw_cancel_param=</action>
<action function="set">tw_show_exclamation=0</action>
<action function="set">tw_show_reboot=0</action>
- <action function="set">tw_crypto_user_id=</action>
<action function="page">%tw_clear_destination%</action>
</action>
</page>
@@ -1386,13 +1385,8 @@
</text>
<text style="text_m_accent">
- <placement x="%center_x%" y="%row2_y%" placement="5"/>
- <text>{@factory_reset5=(not including users/lockscreen)}</text>
- </text>
-
- <text style="text_m_accent">
<condition var1="tw_has_data_media" var2="1"/>
- <placement x="%center_x%" y="%row3_y%" placement="5"/>
+ <placement x="%center_x%" y="%row2_y%" placement="5"/>
<text>{@factory_reset2=(not including internal storage)}</text>
</text>
@@ -3200,10 +3194,6 @@
</conditions>
<placement x="%col1_x_left%" y="%row6_y%"/>
<text>{@decrypt_data_btn=Decrypt Data}</text>
- <action function="set">tw_crypto_user_id=0</action>
- <action function="set">tw_crypto_password=</action>
- <action function="set">tw_password_fail=0</action>
- <action function="set">tw_crypto_pwtype=%tw_crypto_pwtype_0%</action>
<action function="page">decrypt</action>
</button>
@@ -4168,16 +4158,6 @@
<listbox style="advanced_listbox">
<placement x="%indent%" y="%row2_header_y%" w="%content_width%" h="%fileselector_install_height%"/>
- <listitem name="{@decrypt_users=Decrypt Users}">
- <conditions>
- <condition var1="tw_is_fbe" var2="1"/>
- <condition var1="tw_all_users_decrypted" var2="0"/>
- </conditions>
- <actions>
- <action function="set">tw_crypto_user_id=</action>
- <action function="page">decrypt_users</action>
- </actions>
- </listitem>
<listitem name="{@reload_theme_btn=Reload Theme}">
<action function="reload"/>
</listitem>
@@ -5276,17 +5256,10 @@
</text>
<text style="text_m_accent">
- <condition var1="tw_is_fbe" op="!=" var2="1"/>
<placement x="%col1_x_left%" y="%row1_y%"/>
<text>{@decrypt_data_enter_pass=Enter Password:}</text>
</text>
- <text style="text_m_accent">
- <condition var1="tw_is_fbe" var2="1"/>
- <placement x="%col1_x_left%" y="%row1_y%"/>
- <text>{@decrypt_data_enter_pass_fbe=Enter Password for User [%tw_crypto_user_id%]}</text>
- </text>
-
<input>
<placement x="%col1_x_left%" y="%row2_y%" w="%content_width%" h="%input_height%"/>
<text>%tw_crypto_display%</text>
@@ -5343,19 +5316,11 @@
</text>
<text style="text_m_accent">
- <condition var1="tw_is_fbe" op="!=" var2="1"/>
<condition var1="tw_password_fail" op="!=" var2="1"/>
<placement x="%center_x%" y="%row5_y%" placement="5"/>
<text>{@decrypt_data_enter_pattern=Enter Pattern.}</text>
</text>
- <text style="text_m_accent">
- <condition var1="tw_is_fbe" var2="1"/>
- <condition var1="tw_password_fail" op="!=" var2="1"/>
- <placement x="%center_x%" y="%row5_y%" placement="5"/>
- <text>{@decrypt_data_enter_pattern_fbe=Enter Pattern for User [%tw_crypto_user_id%]}</text>
- </text>
-
<text style="text_m_fail">
<condition var1="tw_password_fail" var2="1"/>
<placement x="%center_x%" y="%row5_y%" placement="5"/>
@@ -5746,44 +5711,5 @@
<action function="screenshot"/>
</action>
</page>
-
- <page name="decrypt_users">
- <template name="page"/>
-
- <text style="text_l">
- <placement x="%col1_x_header%" y="%row3_header_y%"/>
- <text>{@decrypt_users=Decrypt Users}</text>
- </text>
-
- <text style="text_m_accent">
- <placement x="%center_x%" y="%row2_y%" placement="5"/>
- <text>{@decrypt_users_selection=Select a user ID to decrypt}</text>
- </text>
-
- <listbox>
- <placement x="%indent%" y="%row2_header_y%" w="%content_width%" h="%fileselector_install_height%"/>
- <text>{@select_user=Select User}</text>
- <icon selected="radio_true" unselected="radio_false" />
- <data name="tw_crypto_user_id" />
- </listbox>
-
- <button style="main_button_half_height">
- <placement x="%col1_x_left%" y="%row13_y%" textplacement="6"/>
- <text>{@decrypt_users=Decrypt Users}</text>
- <action function="set">tw_crypto_password=</action>
- <action function="set">tw_password_fail=0</action>
- <action function="page">decrypt</action>
- </button>
-
- <action>
- <touch key="home"/>
- <action function="page">main</action>
- </action>
-
- <action>
- <touch key="back"/>
- <action function="page">advanced</action>
- </action>
- </page>
</pages>
</recovery>
diff --git a/openrecoveryscript.cpp b/openrecoveryscript.cpp
index 5d3b51f..a52211c 100755
--- a/openrecoveryscript.cpp
+++ b/openrecoveryscript.cpp
@@ -404,22 +404,13 @@
if (ret_val != 0)
ret_val = 1; // failure
} else if (strcmp(command, "decrypt") == 0) {
- // twrp cmd cannot decrypt a password with space, should decrypt on gui
if (*value) {
- string tmp = value;
- std::vector<string> args = TWFunc::Split_String(tmp, " ");
-
- string pass = args[0];
- string userid = "0";
- if (args.size() > 1)
- userid = args[1];
-
- ret_val = PartitionManager.Decrypt_Device(pass, atoi(userid.c_str()));
+ ret_val = PartitionManager.Decrypt_Device(value);
if (ret_val != 0)
- ret_val = 1; // failure
+ ret_val = 1; // failure
} else {
gui_err("no_pwd=No password provided.");
- ret_val = 1; // failure
+ ret_val = 1; // failure
}
} else {
LOGERR("Unrecognized script command: '%s'\n", command);
@@ -430,28 +421,23 @@
unlink(SCRIPT_FILE_TMP);
gui_msg("done_ors=Done processing script file");
} else {
- gui_msg(Msg(msg::kError, "error_opening_strerr=Error opening: '{1}' ({2})")(SCRIPT_FILE_TMP)(
- strerror(errno)));
+ gui_msg(Msg(msg::kError, "error_opening_strerr=Error opening: '{1}' ({2})")(SCRIPT_FILE_TMP)(strerror(errno)));
return 1;
}
- if (install_cmd && DataManager::GetIntValue(TW_HAS_INJECTTWRP) == 1 &&
- DataManager::GetIntValue(TW_INJECT_AFTER_ZIP) == 1) {
+ if (install_cmd && DataManager::GetIntValue(TW_HAS_INJECTTWRP) == 1 && DataManager::GetIntValue(TW_INJECT_AFTER_ZIP) == 1) {
gui_msg("injecttwrp=Injecting TWRP into boot image...");
TWPartition* Boot = PartitionManager.Find_Partition_By_Path("/boot");
if (Boot == NULL || Boot->Current_File_System != "emmc")
- TWFunc::Exec_Cmd(
- "injecttwrp --dump /tmp/backup_recovery_ramdisk.img /tmp/injected_boot.img --flash");
+ TWFunc::Exec_Cmd("injecttwrp --dump /tmp/backup_recovery_ramdisk.img /tmp/injected_boot.img --flash");
else {
- string injectcmd =
- "injecttwrp --dump /tmp/backup_recovery_ramdisk.img /tmp/injected_boot.img --flash bd=" +
- Boot->Actual_Block_Device;
+ string injectcmd = "injecttwrp --dump /tmp/backup_recovery_ramdisk.img /tmp/injected_boot.img --flash bd=" + Boot->Actual_Block_Device;
TWFunc::Exec_Cmd(injectcmd.c_str());
}
gui_msg("done=Done.");
}
if (sideload)
- ret_val = 1; // Forces booting to the home page after sideload
+ ret_val = 1; // Forces booting to the home page after sideload
return ret_val;
}
@@ -664,48 +650,26 @@
// this is called by the "twcmd" GUI action when a command is received via FIFO from the "twrp" command line tool
void OpenRecoveryScript::Run_CLI_Command(const char* command) {
- string tmp = command;
- std::vector<string> parts =
- TWFunc::Split_String(tmp, " "); // pats[0] is cmd, parts[1...] is args
- string cmd_str = parts[0];
-
- if (cmd_str == "runscript") {
- if (parts.size() > 1) {
- string filename = parts[1];
- if (OpenRecoveryScript::copy_script_file(filename) == 0) {
- LOGINFO("Unable to copy script file\n");
- } else {
- OpenRecoveryScript::run_script_file();
- }
+ if (strlen(command) > 11 && strncmp(command, "runscript", 9) == 0) {
+ const char* filename = command + 10;
+ if (OpenRecoveryScript::copy_script_file(filename) == 0) {
+ LOGINFO("Unable to copy script file\n");
} else {
- LOGINFO("Missing parameter: script file name\n");
+ OpenRecoveryScript::run_script_file();
}
- } else if (cmd_str == "get") {
- if (parts.size() > 1) {
- string varname = parts[1];
- string value;
- DataManager::GetValue(varname, value);
- gui_print("%s = %s\n", varname.c_str(), value.c_str());
- } else {
- LOGINFO("Missing parameter: var name\n");
- }
- } else if (cmd_str == "decrypt") {
- // twrp cmd cannot decrypt a password with space, should decrypt on gui
- if (parts.size() == 1) {
- gui_err("no_pwd=No password provided.");
- } else {
- string pass = parts[1];
- string userid = "0";
- if (parts.size() > 2)
- userid = parts[2];
-
- gui_msg("decrypt_cmd=Attempting to decrypt data partition or user data via command line.");
- if (PartitionManager.Decrypt_Device(pass, atoi(userid.c_str())) == 0) {
- // set_page_done = 1; // done by singleaction_page anyway
- std::string orsFile = TWFunc::get_cache_dir() + "/openrecoveryscript";
- if (TWFunc::Path_Exists(orsFile)) {
- Run_OpenRecoveryScript_Action();
- }
+ } else if (strlen(command) > 5 && strncmp(command, "get", 3) == 0) {
+ const char* varname = command + 4;
+ string value;
+ DataManager::GetValue(varname, value);
+ gui_print("%s = %s\n", varname, value.c_str());
+ } else if (strlen(command) > 9 && strncmp(command, "decrypt", 7) == 0) {
+ const char* pass = command + 8;
+ gui_msg("decrypt_cmd=Attempting to decrypt data partition via command line.");
+ if (PartitionManager.Decrypt_Device(pass) == 0) {
+ // set_page_done = 1; // done by singleaction_page anyway
+ std::string orsFile = TWFunc::get_cache_dir() + "/openrecoveryscript";
+ if (TWFunc::Path_Exists(orsFile)) {
+ Run_OpenRecoveryScript_Action();
}
}
} else if (OpenRecoveryScript::Insert_ORS_Command(command)) {
diff --git a/orscmd/orscmd.cpp b/orscmd/orscmd.cpp
index 0a12a08..c47c0f6 100644
--- a/orscmd/orscmd.cpp
+++ b/orscmd/orscmd.cpp
@@ -45,7 +45,7 @@
printf(" wipe <partition name>\n");
printf(" sideload\n");
printf(" set <variable> [value]\n");
- printf(" decrypt <password> [USER ID]\n");
+ printf(" decrypt <password>\n");
printf(" remountrw\n");
printf(" fixperms\n");
printf(" mount <path>\n");
diff --git a/partition.cpp b/partition.cpp
index df9960d..7f4189a 100644
--- a/partition.cpp
+++ b/partition.cpp
@@ -651,20 +651,17 @@
DataManager::SetValue(TW_IS_DECRYPTED, 1);
Is_Encrypted = true;
Is_Decrypted = true;
- if (Key_Directory.empty()) {
+ if (Key_Directory.empty())
Is_FBE = false;
- DataManager::SetValue(TW_IS_FBE, 0);
- } else {
+ else
Is_FBE = true;
- DataManager::SetValue(TW_IS_FBE, 1);
- }
+ DataManager::SetValue(TW_IS_FBE, 0);
Decrypted_Block_Device = crypto_blkdev;
LOGINFO("Data already decrypted, new block device: '%s'\n", crypto_blkdev);
} else if (!Mount(false)) {
if (Is_Present) {
if (Key_Directory.empty()) {
- set_partition_data(Actual_Block_Device.c_str(), Crypto_Key_Location.c_str(),
- Fstab_File_System.c_str());
+ set_partition_data(Actual_Block_Device.c_str(), Crypto_Key_Location.c_str(), Fstab_File_System.c_str());
if (cryptfs_check_footer() == 0) {
Is_Encrypted = true;
Is_Decrypted = false;
@@ -673,7 +670,6 @@
Setup_Image();
DataManager::SetValue(TW_IS_ENCRYPTED, 1);
DataManager::SetValue(TW_CRYPTO_PWTYPE, cryptfs_get_password_type());
- DataManager::SetValue("tw_crypto_pwtype_0", cryptfs_get_password_type());
DataManager::SetValue(TW_CRYPTO_PASSWORD, "");
DataManager::SetValue("tw_crypto_display", "");
} else {
@@ -684,10 +680,10 @@
Is_Decrypted = false;
}
} else if (Key_Directory.empty()) {
- LOGERR("Primary block device '%s' for mount point '%s' is not present!\n",
- Primary_Block_Device.c_str(), Mount_Point.c_str());
+ LOGERR("Primary block device '%s' for mount point '%s' is not present!\n", Primary_Block_Device.c_str(), Mount_Point.c_str());
}
} else {
+
if (!Decrypt_FBE_DE()) {
char wrappedvalue[PROPERTY_VALUE_MAX];
property_get("fbe.data.wrappedkey", wrappedvalue, "");
@@ -719,54 +715,46 @@
if (TWFunc::Path_Exists("/data/unencrypted/key/version")) {
LOGINFO("File Based Encryption is present\n");
#ifdef TW_INCLUDE_FBE
- Is_FBE = true;
- DataManager::SetValue(TW_IS_FBE, 1);
- ExcludeAll(Mount_Point + "/convert_fbe");
- ExcludeAll(Mount_Point + "/unencrypted");
- ExcludeAll(Mount_Point + "/misc/vold/user_keys");
- ExcludeAll(Mount_Point + "/system/gatekeeper.password.key");
- ExcludeAll(Mount_Point + "/system/gatekeeper.pattern.key");
- ExcludeAll(Mount_Point + "/system/locksettings.db");
- ExcludeAll(Mount_Point + "/system/locksettings.db-wal");
- ExcludeAll(Mount_Point + "/misc/gatekeeper");
- ExcludeAll(Mount_Point + "/misc/keystore");
- ExcludeAll(Mount_Point + "/drm/kek.dat");
- ExcludeAll(Mount_Point + "/system_de/0/spblob"); // contains data needed to decrypt pixel 2
- ExcludeAll(Mount_Point + "/system/users/0/gatekeeper.password.key");
- ExcludeAll(Mount_Point + "/system/users/0/gatekeeper.pattern.key");
- ExcludeAll(Mount_Point + "/cache");
- int retry_count = 3;
- while (!Decrypt_DE() && --retry_count)
- usleep(2000);
- PartitionManager.Parse_Users(); // after load_all_de_keys() to parse_users
- std::vector<users_struct>::iterator iter;
- std::vector<users_struct>* userList = PartitionManager.Get_Users_List();
- for (iter = userList->begin(); iter != userList->end(); iter++) {
- if (atoi((*iter).userId.c_str()) != 0) {
- ExcludeAll(Mount_Point + "/system_de/" + (*iter).userId + "/spblob");
- ExcludeAll(Mount_Point + "/system/users/" + (*iter).userId + "/gatekeeper.password.key");
- ExcludeAll(Mount_Point + "/system/users/" + (*iter).userId + "/gatekeeper.pattern.key");
- ExcludeAll(Mount_Point + "/system/users/" + (*iter).userId + "/locksettings.db");
- ExcludeAll(Mount_Point + "/system/users/" + (*iter).userId + "/locksettings.db-wal");
+ ExcludeAll(Mount_Point + "/convert_fbe");
+ ExcludeAll(Mount_Point + "/unencrypted");
+ //ExcludeAll(Mount_Point + "/system/users/0"); // we WILL need to retain some of this if multiple users are present or we just need to delete more folders for the extra users somewhere else
+ ExcludeAll(Mount_Point + "/misc/vold/user_keys");
+ //ExcludeAll(Mount_Point + "/system_ce");
+ //ExcludeAll(Mount_Point + "/system_de");
+ //ExcludeAll(Mount_Point + "/misc_ce");
+ //ExcludeAll(Mount_Point + "/misc_de");
+ ExcludeAll(Mount_Point + "/system/gatekeeper.password.key");
+ ExcludeAll(Mount_Point + "/system/gatekeeper.pattern.key");
+ ExcludeAll(Mount_Point + "/system/locksettings.db");
+ //ExcludeAll(Mount_Point + "/system/locksettings.db-shm"); // don't seem to need this one, but the other 2 are needed
+ ExcludeAll(Mount_Point + "/system/locksettings.db-wal");
+ //ExcludeAll(Mount_Point + "/user_de");
+ //ExcludeAll(Mount_Point + "/misc/profiles/cur/0"); // might be important later
+ ExcludeAll(Mount_Point + "/misc/gatekeeper");
+ ExcludeAll(Mount_Point + "/misc/keystore");
+ ExcludeAll(Mount_Point + "/drm/kek.dat");
+ ExcludeAll(Mount_Point + "/system_de/0/spblob"); // contains data needed to decrypt pixel 2
+ int retry_count = 3;
+ while (!Decrypt_DE() && --retry_count)
+ usleep(2000);
+ if (retry_count > 0) {
+ property_set("ro.crypto.state", "encrypted");
+ Is_Encrypted = true;
+ Is_Decrypted = false;
+ Is_FBE = true;
+ DataManager::SetValue(TW_IS_FBE, 1);
+ DataManager::SetValue(TW_IS_ENCRYPTED, 1);
+ string filename;
+ int pwd_type = Get_Password_Type(0, filename);
+ if (pwd_type < 0) {
+ LOGERR("This TWRP does not have synthetic password decrypt support\n");
+ pwd_type = 0; // default password
+ }
+ DataManager::SetValue(TW_CRYPTO_PWTYPE, pwd_type);
+ DataManager::SetValue(TW_CRYPTO_PASSWORD, "");
+ DataManager::SetValue("tw_crypto_display", "");
+ return true;
}
- }
- if (retry_count > 0) {
- property_set("ro.crypto.state", "encrypted");
- Is_Encrypted = true;
- Is_Decrypted = false;
- DataManager::SetValue(TW_IS_ENCRYPTED, 1);
- string filename;
- int pwd_type = Get_Password_Type(0, filename);
- if (pwd_type < 0) {
- LOGERR("This TWRP does not have synthetic password decrypt support\n");
- pwd_type = 0; // default password
- }
- DataManager::SetValue(TW_CRYPTO_PWTYPE, pwd_type);
- DataManager::SetValue("tw_crypto_pwtype_0", pwd_type);
- DataManager::SetValue(TW_CRYPTO_PASSWORD, "");
- DataManager::SetValue("tw_crypto_display", "");
- return true;
- }
#else
LOGERR("FBE found but FBE support not present in TWRP\n");
#endif
@@ -2569,22 +2557,6 @@
Full_FileName = part_settings->Backup_Folder + "/" + Backup_FileName;
if (Has_Data_Media)
gui_msg(Msg(msg::kWarning, "backup_storage_warning=Backups of {1} do not include any files in internal storage such as pictures or downloads.")(Display_Name));
- if (Mount_Point == "/data" && DataManager::GetIntValue(TW_IS_FBE)) {
- std::vector<users_struct>::iterator iter;
- std::vector<users_struct>* userList = PartitionManager.Get_Users_List();
- for (iter = userList->begin(); iter != userList->end(); iter++) {
- if (!(*iter).isDecrypted && (*iter).userId != "0") {
- gui_msg(Msg(msg::kWarning,
- "backup_storage_undecrypt_warning=Backup will not include some files from user {1} "
- "because the user is not decrypted.")((*iter).userId));
- backup_exclusions.add_absolute_dir("/data/system_ce/" + (*iter).userId);
- backup_exclusions.add_absolute_dir("/data/misc_ce/" + (*iter).userId);
- backup_exclusions.add_absolute_dir("/data/vendor_ce/" + (*iter).userId);
- backup_exclusions.add_absolute_dir("/data/media/" + (*iter).userId);
- backup_exclusions.add_absolute_dir("/data/user/" + (*iter).userId);
- }
- }
- }
tar.part_settings = part_settings;
tar.backup_exclusions = &backup_exclusions;
tar.setdir(Backup_Path);
diff --git a/partitionmanager.cpp b/partitionmanager.cpp
index 3b0e8a2..b6918f3 100755
--- a/partitionmanager.cpp
+++ b/partitionmanager.cpp
@@ -72,18 +72,18 @@
}
#ifdef TW_INCLUDE_CRYPTO
-#include "crypto/fde/cryptfs.h"
-#include "gui/rapidxml.hpp"
-#include "gui/pages.hpp"
-#ifdef TW_INCLUDE_FBE
-#include "crypto/ext4crypt/Decrypt.h"
-#ifdef TW_INCLUDE_FBE_METADATA_DECRYPT
-#include "crypto/ext4crypt/MetadataCrypt.h"
-#endif
-#endif
-#ifdef TW_CRYPTO_USE_SYSTEM_VOLD
-#include "crypto/vold_decrypt/vold_decrypt.h"
-#endif
+ #include "crypto/fde/cryptfs.h"
+ #include "gui/rapidxml.hpp"
+ #include "gui/pages.hpp"
+ #ifdef TW_INCLUDE_FBE
+ #include "crypto/ext4crypt/Decrypt.h"
+ #ifdef TW_INCLUDE_FBE_METADATA_DECRYPT
+ #include "crypto/ext4crypt/MetadataCrypt.h"
+ #endif
+ #endif
+ #ifdef TW_CRYPTO_USE_SYSTEM_VOLD
+ #include "crypto/vold_decrypt/vold_decrypt.h"
+ #endif
#endif
#ifdef AB_OTA_UPDATER
@@ -92,7 +92,6 @@
#endif
extern bool datamedia;
-std::vector<users_struct> Users_List;
TWPartitionManager::TWPartitionManager(void) {
mtp_was_enabled = false;
@@ -350,12 +349,10 @@
}
} else {
DataManager::SetValue("TW_CRYPTO_TYPE", password_type);
- DataManager::SetValue("tw_crypto_pwtype_0", password_type);
}
}
}
- if (Decrypt_Data && (!Decrypt_Data->Is_Encrypted || Decrypt_Data->Is_Decrypted) &&
- Decrypt_Data->Mount(false)) {
+ if (Decrypt_Data && (!Decrypt_Data->Is_Encrypted || Decrypt_Data->Is_Decrypted) && Decrypt_Data->Mount(false)) {
Decrypt_Adopted();
}
#endif
@@ -1676,11 +1673,11 @@
} else {
gui_msg("decrypt_success_nodev=Data successfully decrypted");
}
- property_set("twrp.decrypt.done", "true");
dat->Setup_File_System(false);
- dat->Current_File_System = dat->Fstab_File_System; // Needed if we're ignoring blkid because encrypted devices start out as emmc
+ dat->Current_File_System = dat->Fstab_File_System; // Needed if we're ignoring blkid because encrypted devices start out as emmc
- sleep(1); // Sleep for a bit so that the device will be ready
+ // Sleep for a bit so that the device will be ready
+ sleep(1);
if (dat->Has_Data_Media && dat->Mount(false) && TWFunc::Path_Exists("/data/media/0")) {
dat->Storage_Path = "/data/media/0";
dat->Symlink_Path = dat->Storage_Path;
@@ -1695,92 +1692,7 @@
LOGERR("Unable to locate data partition.\n");
}
-void TWPartitionManager::Parse_Users() {
-#ifdef TW_INCLUDE_FBE
- char user_check_result[PROPERTY_VALUE_MAX];
- for (int userId = 0; userId <= 9999; userId++) {
- string prop = "twrp.user." + to_string(userId) + ".decrypt";
- property_get(prop.c_str(), user_check_result, "-1");
- if (strcmp(user_check_result, "-1") != 0) {
- if (userId < 0 || userId > 9999) {
- LOGINFO("Incorrect user id %d\n", userId);
- continue;
- }
- struct users_struct user;
- user.userId = to_string(userId);
-
- // Attempt to get name of user. Fallback to user ID if this fails.
- char* userFile = PageManager::LoadFileToBuffer("/data/system/users/" + to_string(userId) + ".xml", NULL);
- if (userFile == NULL)
- user.userName = to_string(userId);
- else {
- xml_document<> *userXml = new xml_document<>();
- userXml->parse<0>(userFile);
- xml_node<>* userNode = userXml->first_node("user");
- if (userNode == nullptr) {
- user.userName = to_string(userId);
- } else {
- xml_node<>* nameNode = userNode->first_node("name");
- if (nameNode == nullptr)
- user.userName = to_string(userId);
- else {
- string userName = nameNode->value();
- user.userName = userName + " (" + to_string(userId) + ")";
- }
- }
- }
-
- string filename;
- user.type = Get_Password_Type(userId, filename);
-
- user.isDecrypted = false;
- if (strcmp(user_check_result, "1") == 0)
- user.isDecrypted = true;
- Users_List.push_back(user);
- }
- }
- Check_Users_Decryption_Status();
-#endif
-}
-
-std::vector<users_struct>* TWPartitionManager::Get_Users_List() {
- return &Users_List;
-}
-
-void TWPartitionManager::Mark_User_Decrypted(int userID) {
-#ifdef TW_INCLUDE_FBE
- std::vector<users_struct>::iterator iter;
- for (iter = Users_List.begin(); iter != Users_List.end(); iter++) {
- if (atoi((*iter).userId.c_str()) == userID) {
- (*iter).isDecrypted = true;
- string user_prop_decrypted = "twrp.user." + to_string(userID) + ".decrypt";
- property_set(user_prop_decrypted.c_str(), "1");
- break;
- }
- }
- Check_Users_Decryption_Status();
-#endif
-}
-
-void TWPartitionManager::Check_Users_Decryption_Status() {
-#ifdef TW_INCLUDE_FBE
- int all_is_decrypted = 1;
- std::vector<users_struct>::iterator iter;
- for (iter = Users_List.begin(); iter != Users_List.end(); iter++) {
- if (!(*iter).isDecrypted) {
- all_is_decrypted = 0;
- break;
- }
- }
- if (all_is_decrypted == 1) {
- DataManager::SetValue("tw_all_users_decrypted", "1");
- property_set("twrp.all.users.decrypted", "true");
- } else
- DataManager::SetValue("tw_all_users_decrypted", "0");
-#endif
-}
-
-int TWPartitionManager::Decrypt_Device(string Password, int user_id) {
+int TWPartitionManager::Decrypt_Device(string Password) {
#ifdef TW_INCLUDE_CRYPTO
char crypto_state[PROPERTY_VALUE_MAX], crypto_blkdev[PROPERTY_VALUE_MAX];
std::vector<TWPartition*>::iterator iter;
@@ -1804,49 +1716,14 @@
#ifdef TW_INCLUDE_FBE
if (!Mount_By_Path("/data", true)) // /data has to be mounted for FBE
return -1;
-
- bool user_need_decrypt = false;
- std::vector<users_struct>::iterator iter;
- for (iter = Users_List.begin(); iter != Users_List.end(); iter++) {
- if (atoi((*iter).userId.c_str()) == user_id && !(*iter).isDecrypted) {
- user_need_decrypt = true;
- }
- }
- if (!user_need_decrypt) {
- LOGINFO("User %d does not require decryption\n", user_id);
- return 0;
- }
-
int retry_count = 10;
while (!TWFunc::Path_Exists("/data/system/users/gatekeeper.password.key") && --retry_count)
- usleep(2000); // A small sleep is needed after mounting /data to ensure reliable decrypt...maybe because of DE?
- gui_msg(Msg("decrypting_user_fbe=Attempting to decrypt FBE for user {1}...")(user_id));
+ usleep(2000); // A small sleep is needed after mounting /data to ensure reliable decrypt... maybe because of DE?
+ int user_id = DataManager::GetIntValue("tw_decrypt_user_id");
+ LOGINFO("Decrypting FBE for user %i\n", user_id);
if (Decrypt_User(user_id, Password)) {
- gui_msg(Msg("decrypt_user_success_fbe=User {1} Decrypted Successfully")(user_id));
- Mark_User_Decrypted(user_id);
- if (user_id == 0) {
- // When decrypting user 0 also try all other users
- std::vector<users_struct>::iterator iter;
- for (iter = Users_List.begin(); iter != Users_List.end(); iter++) {
- if ((*iter).userId == "0" || (*iter).isDecrypted)
- continue;
-
- int tmp_user_id = atoi((*iter).userId.c_str());
- gui_msg(Msg("decrypting_user_fbe=Attempting to decrypt FBE for user {1}...")(tmp_user_id));
- if (Decrypt_User(tmp_user_id, Password) ||
- (Password != "!" && Decrypt_User(tmp_user_id, "!"))) { // "!" means default password
- gui_msg(Msg("decrypt_user_success_fbe=User {1} Decrypted Successfully")(tmp_user_id));
- Mark_User_Decrypted(tmp_user_id);
- } else {
- gui_msg(Msg("decrypt_user_fail_fbe=Failed to decrypt user {1}")(tmp_user_id));
- }
- }
- Post_Decrypt("");
- }
-
+ Post_Decrypt("");
return 0;
- } else {
- gui_msg(Msg(msg::kError, "decrypt_user_fail_fbe=Failed to decrypt user {1}")(user_id));
}
#else
LOGERR("FBE support is not present\n");
@@ -1854,13 +1731,6 @@
return -1;
}
- char isdecrypteddata[PROPERTY_VALUE_MAX];
- property_get("twrp.decrypt.done", isdecrypteddata, "");
- if (strcmp(isdecrypteddata, "true") == 0) {
- LOGINFO("Data has no decryption required\n");
- return 0;
- }
-
int pwret = -1;
pid_t pid = fork();
if (pid < 0) {
diff --git a/partitions.hpp b/partitions.hpp
index 977d798..92970d9 100755
--- a/partitions.hpp
+++ b/partitions.hpp
@@ -298,13 +298,6 @@
friend class PageManager;
};
-struct users_struct {
- std::string userId;
- std::string userName;
- int type;
- bool isDecrypted;
-};
-
class TWPartitionManager
{
public:
@@ -341,8 +334,7 @@
int Repair_By_Path(string Path, bool Display_Error); // Repairs a partition based on path
int Resize_By_Path(string Path, bool Display_Error); // Resizes a partition based on path
void Update_System_Details(); // Updates fstab, file systems, sizes, etc.
- int Decrypt_Device(string Password, int user_id = 0); // Attempt to decrypt any encrypted partitions
- void Parse_Users(); // Parse FBE users
+ int Decrypt_Device(string Password); // Attempt to decrypt any encrypted partitions
int usb_storage_enable(void); // Enable USB storage mode
int usb_storage_disable(void); // Disable USB storage mode
void Mount_All_Storage(void); // Mounts all storage locations
@@ -388,7 +380,6 @@
bool Prepare_Repack(TWPartition* Part, const std::string& Temp_Folder_Destination, const bool Create_Backup, const std::string& Backup_Name); // Prepares an image for repacking by unpacking it to the temp folder destination
bool Prepare_Repack(const std::string& Source_Path, const std::string& Temp_Folder_Destination, const bool Copy_Source, const bool Create_Destination = true); // Prepares an image for repacking by unpacking it to the temp folder destination
bool Repack_Images(const std::string& Target_Image, const struct Repack_Options_struct& Repack_Options); // Repacks the boot image with a new kernel or a new ramdisk
- std::vector<users_struct>* Get_Users_List(); // Returns pointer to list of users
private:
void Setup_Settings_Storage_Partition(TWPartition* Part); // Sets up settings storage
@@ -407,13 +398,10 @@
int mtp_write_fd;
pid_t tar_fork_pid; // PID of twrpTar fork
Backup_Method_enum Backup_Method; // Method used for backup
- void Mark_User_Decrypted(int userID); // Marks given user ID in Users_List as decrypted
- void Check_Users_Decryption_Status(); // Checks to see if all users are decrypted
private:
std::vector<TWPartition*> Partitions; // Vector list of all partitions
string Active_Slot_Display; // Current Active Slot (A or B) for display purposes
- std::vector<users_struct> Users_List; // List of FBE users
};
extern TWPartitionManager PartitionManager;
diff --git a/twrp.cpp b/twrp.cpp
index 22a6b8d..2b84cbb 100755
--- a/twrp.cpp
+++ b/twrp.cpp
@@ -307,11 +307,8 @@
// Offer to decrypt if the device is encrypted
if (DataManager::GetIntValue(TW_IS_ENCRYPTED) != 0) {
- LOGINFO("Is encrypted, do decrypt page first\n");
- if (DataManager::GetIntValue(TW_IS_FBE))
- DataManager::SetValue("tw_crypto_user_id", "0");
- if (gui_startPage("decrypt", 1, 1) != 0) {
- LOGERR("Failed to start decrypt GUI page.\n");
+ if (SkipDecryption) {
+ LOGINFO("Skipping decryption\n");
} else {
LOGINFO("Is encrypted, do decrypt page first\n");
if (gui_startPage("decrypt", 1, 1) != 0) {
@@ -332,7 +329,8 @@
}
// Fixup the RTC clock on devices which require it
- if (crash_counter == 0) TWFunc::Fixup_Time_On_Boot();
+ if (crash_counter == 0)
+ TWFunc::Fixup_Time_On_Boot();
// Read the settings file
TWFunc::Update_Log_File();
@@ -343,9 +341,7 @@
// Run any outstanding OpenRecoveryScript
std::string cacheDir = TWFunc::get_cache_dir();
std::string orsFile = cacheDir + "/recovery/openrecoveryscript";
-
- if (TWFunc::Path_Exists(SCRIPT_FILE_TMP) ||
- (DataManager::GetIntValue(TW_IS_ENCRYPTED) == 0 && TWFunc::Path_Exists(orsFile))) {
+ if ((DataManager::GetIntValue(TW_IS_ENCRYPTED) == 0 || SkipDecryption) && (TWFunc::Path_Exists(SCRIPT_FILE_TMP) || TWFunc::Path_Exists(orsFile))) {
OpenRecoveryScript::Run_OpenRecoveryScript();
}