639         for (const auto& [volume_uuid, policy] : policies.adoptable) {  in evict_user_keys()
640             success &= android::vold::evictKey(BuildDataPath(volume_uuid), policy);  in evict_user_keys()
688 static std::string volkey_path(const std::string& misc_path, const std::string& volume_uuid) {  in volkey_path()  argument
689     return misc_path + "/vold/volume_keys/" + volume_uuid + "/default";  in volkey_path()
692 static std::string volume_secdiscardable_path(const std::string& volume_uuid) {  in volume_secdiscardable_path()  argument
693     return systemwide_volume_key_dir + "/" + volume_uuid + "/secdiscardable";  in volume_secdiscardable_path()
696 static bool read_or_create_volkey(const std::string& misc_path, const std::string& volume_uuid,  in read_or_create_volkey()  argument
698     auto secdiscardable_path = volume_secdiscardable_path(volume_uuid);  in read_or_create_volkey()
708     auto key_path = volkey_path(misc_path, volume_uuid);  in read_or_create_volkey()
717     if (!install_storage_key(BuildDataPath(volume_uuid), options, key, policy)) return false;  in read_or_create_volkey()
718     user_policies.adoptable[volume_uuid] = *policy;  in read_or_create_volkey()
722 static bool destroy_volkey(const std::string& misc_path, const std::string& volume_uuid) {  in destroy_volkey()  argument
723     auto path = volkey_path(misc_path, volume_uuid);  in destroy_volkey()
858 static bool prepare_subdirs(const std::string& action, const std::string& volume_uuid,  in prepare_subdirs()  argument
861                  std::vector<std::string>{prepare_subdirs_path, action, volume_uuid,  in prepare_subdirs()
869 bool fscrypt_prepare_user_storage(const std::string& volume_uuid, userid_t user_id, int flags) {  in fscrypt_prepare_user_storage()  argument
870     LOG(DEBUG) << "fscrypt_prepare_user_storage for volume " << escape_empty(volume_uuid)  in fscrypt_prepare_user_storage()
875     if (!volume_uuid.empty()) {  in fscrypt_prepare_user_storage()
879                        << volume_uuid << " before internal storage";  in fscrypt_prepare_user_storage()
885                        << volume_uuid << " before internal storage";  in fscrypt_prepare_user_storage()
898         auto misc_de_path = android::vold::BuildDataMiscDePath(volume_uuid, user_id);  in fscrypt_prepare_user_storage()
900         auto user_de_path = android::vold::BuildDataUserDePath(volume_uuid, user_id);  in fscrypt_prepare_user_storage()
909             if (volume_uuid.empty()) {  in fscrypt_prepare_user_storage()
913                 if (!read_or_create_volkey(misc_de_empty_volume_path, volume_uuid, user_de_policies,  in fscrypt_prepare_user_storage()
920         if (volume_uuid.empty()) {  in fscrypt_prepare_user_storage()
940         auto misc_ce_path = android::vold::BuildDataMiscCePath(volume_uuid, user_id);  in fscrypt_prepare_user_storage()
942         auto media_ce_path = android::vold::BuildDataMediaCePath(volume_uuid, user_id);  in fscrypt_prepare_user_storage()
943         auto user_ce_path = android::vold::BuildDataUserCePath(volume_uuid, user_id);  in fscrypt_prepare_user_storage()
952             if (volume_uuid.empty()) {  in fscrypt_prepare_user_storage()
956                 if (!read_or_create_volkey(misc_ce_empty_volume_path, volume_uuid, user_ce_policies,  in fscrypt_prepare_user_storage()
963         if (volume_uuid.empty()) {  in fscrypt_prepare_user_storage()
984         if (volume_uuid.empty()) {  in fscrypt_prepare_user_storage()
993     if (!prepare_subdirs("prepare", volume_uuid, user_id, flags)) return false;  in fscrypt_prepare_user_storage()
998 bool fscrypt_destroy_user_storage(const std::string& volume_uuid, userid_t user_id, int flags) {  in fscrypt_destroy_user_storage()  argument
999     LOG(DEBUG) << "fscrypt_destroy_user_storage for volume " << escape_empty(volume_uuid)  in fscrypt_destroy_user_storage()
1003     res &= prepare_subdirs("destroy", volume_uuid, user_id, flags);  in fscrypt_destroy_user_storage()
1008         auto misc_ce_path = android::vold::BuildDataMiscCePath(volume_uuid, user_id);  in fscrypt_destroy_user_storage()
1010         auto media_ce_path = android::vold::BuildDataMediaCePath(volume_uuid, user_id);  in fscrypt_destroy_user_storage()
1011         auto user_ce_path = android::vold::BuildDataUserCePath(volume_uuid, user_id);  in fscrypt_destroy_user_storage()
1016         if (volume_uuid.empty()) {  in fscrypt_destroy_user_storage()
1022                 res &= destroy_volkey(misc_ce_empty_volume_path, volume_uuid);  in fscrypt_destroy_user_storage()
1034         auto misc_de_path = android::vold::BuildDataMiscDePath(volume_uuid, user_id);  in fscrypt_destroy_user_storage()
1036         auto user_de_path = android::vold::BuildDataUserDePath(volume_uuid, user_id);  in fscrypt_destroy_user_storage()
1040         if (volume_uuid.empty()) {  in fscrypt_destroy_user_storage()
1048                 res &= destroy_volkey(misc_de_empty_volume_path, volume_uuid);  in fscrypt_destroy_user_storage()
1056 static bool destroy_volume_keys(const std::string& directory_path, const std::string& volume_uuid) {  in destroy_volume_keys()  argument
1078         res &= destroy_volkey(directory_path + "/" + entry->d_name, volume_uuid);  in destroy_volume_keys()
1084                                   const std::string& volume_uuid) {  in erase_volume_policies()  argument
1086         user_policies.adoptable.erase(volume_uuid);  in erase_volume_policies()
1092 bool fscrypt_destroy_volume_keys(const std::string& volume_uuid) {  in fscrypt_destroy_volume_keys()  argument
1095     LOG(DEBUG) << "fscrypt_destroy_volume_keys for volume " << escape_empty(volume_uuid);  in fscrypt_destroy_volume_keys()
1096     auto secdiscardable_path = volume_secdiscardable_path(volume_uuid);  in fscrypt_destroy_volume_keys()
1098     res &= destroy_volume_keys("/data/misc_ce", volume_uuid);  in fscrypt_destroy_volume_keys()
1099     res &= destroy_volume_keys("/data/misc_de", volume_uuid);  in fscrypt_destroy_volume_keys()
1103     erase_volume_policies(s_ce_policies, volume_uuid);  in fscrypt_destroy_volume_keys()
1104     erase_volume_policies(s_de_policies, volume_uuid);  in fscrypt_destroy_volume_keys()