diff options
| -rw-r--r-- | NK_C_API.cc | 80 | ||||
| -rw-r--r-- | NK_C_API.h | 82 |
2 files changed, 131 insertions, 31 deletions
diff --git a/NK_C_API.cc b/NK_C_API.cc index a26b1da..00694c7 100644 --- a/NK_C_API.cc +++ b/NK_C_API.cc @@ -21,10 +21,12 @@ #include "NK_C_API.h" #include <iostream> +#include <tuple> #include "libnitrokey/NitrokeyManager.h" #include <cstring> #include "libnitrokey/LibraryException.h" #include "libnitrokey/cxx_semantics.h" +#include "libnitrokey/stick20_commands.h" #include "version.h" #ifdef _MSC_VER @@ -53,11 +55,11 @@ T* duplicate_vector_and_clear(std::vector<T> &v){ return d; } -template <typename T> -uint8_t * get_with_array_result(T func){ +template <typename R, typename T> +std::tuple<int, R> get_with_status(T func, R fallback) { NK_last_command_status = 0; try { - return func(); + return std::make_tuple(0, func()); } catch (CommandFailedException & commandFailedException){ NK_last_command_status = commandFailedException.last_command_status; @@ -68,43 +70,26 @@ uint8_t * get_with_array_result(T func){ catch (const DeviceCommunicationException &deviceException){ NK_last_command_status = 256-deviceException.getType(); } - return nullptr; + return std::make_tuple(NK_last_command_status, fallback); +} + +template <typename T> +uint8_t * get_with_array_result(T func){ + return std::get<1>(get_with_status<uint8_t*>(func, nullptr)); } template <typename T> char* get_with_string_result(T func){ - NK_last_command_status = 0; - try { - return func(); - } - catch (CommandFailedException & commandFailedException){ - NK_last_command_status = commandFailedException.last_command_status; - } - catch (LibraryException & libraryException){ - NK_last_command_status = libraryException.exception_id(); + auto result = std::get<1>(get_with_status<char*>(func, nullptr)); + if (result == nullptr) { + return strndup("", MAXIMUM_STR_REPLY_LENGTH); } - catch (const DeviceCommunicationException &deviceException){ - NK_last_command_status = 256-deviceException.getType(); - } - return strndup("", MAXIMUM_STR_REPLY_LENGTH); + return result; } template <typename T> auto get_with_result(T func){ - NK_last_command_status = 0; - try { - return func(); - } - catch (CommandFailedException & commandFailedException){ - NK_last_command_status = commandFailedException.last_command_status; - } - catch (LibraryException & libraryException){ - NK_last_command_status = libraryException.exception_id(); - } - catch (const DeviceCommunicationException &deviceException){ - NK_last_command_status = 256-deviceException.getType(); - } - return static_cast<decltype(func())>(0); + return std::get<1>(get_with_status(func, static_cast<decltype(func())>(0))); } template <typename T> @@ -609,6 +594,39 @@ extern "C" { }); } + NK_C_API int NK_get_status_storage(NK_storage_status* out) { + if (out == nullptr) { + return -1; + } + auto m = NitrokeyManager::instance(); + auto result = get_with_status([&]() { + return m->get_status_storage(); + }, proto::stick20::DeviceConfigurationResponsePacket::ResponsePayload()); + auto error_code = std::get<0>(result); + if (error_code != 0) { + return error_code; + } + + auto status = std::get<1>(result); + out->unencrypted_volume_read_only = status.ReadWriteFlagUncryptedVolume_u8 != 0; + out->unencrypted_volume_active = status.VolumeActiceFlag_st.unencrypted; + out->encrypted_volume_read_only = status.ReadWriteFlagCryptedVolume_u8 != 0; + out->encrypted_volume_active = status.VolumeActiceFlag_st.encrypted; + out->hidden_volume_read_only = status.ReadWriteFlagHiddenVolume_u8 != 0; + out->hidden_volume_active = status.VolumeActiceFlag_st.hidden; + out->firmware_version_major = status.versionInfo.major; + out->firmware_version_minor = status.versionInfo.minor; + out->firmware_locked = status.FirmwareLocked_u8 != 0; + out->serial_number_sd_card = status.ActiveSD_CardID_u32; + out->serial_number_smart_card = status.ActiveSmartCardID_u32; + out->user_retry_count = status.UserPwRetryCount; + out->admin_retry_count = status.AdminPwRetryCount; + out->new_sd_card_found = status.NewSDCardFound_st.NewCard; + out->filled_with_random = (status.SDFillWithRandomChars_u8 & 0x01) != 0; + out->stick_initialized = status.StickKeysNotInitiated == 0; + return 0; + } + NK_C_API char* NK_get_SD_usage_data_as_string() { auto m = NitrokeyManager::instance(); return get_with_string_result([&]() { @@ -52,6 +52,77 @@ extern "C" { }; /** + * Stores the status of a Storage device. + */ + struct NK_storage_status { + /** + * Indicates whether the unencrypted volume is read-only. + */ + bool unencrypted_volume_read_only; + /** + * Indicates whether the unencrypted volume is active. + */ + bool unencrypted_volume_active; + /** + * Indicates whether the encrypted volume is read-only. + */ + bool encrypted_volume_read_only; + /** + * Indicates whether the encrypted volume is active. + */ + bool encrypted_volume_active; + /** + * Indicates whether the hidden volume is read-only. + */ + bool hidden_volume_read_only; + /** + * Indicates whether the hidden volume is active. + */ + bool hidden_volume_active; + /** + * The major firmware version, e. g. 0 in v0.40. + */ + uint8_t firmware_version_major; + /** + * The minor firmware version, e. g. 40 in v0.40. + */ + uint8_t firmware_version_minor; + /** + * Indicates whether the firmware is locked. + */ + bool firmware_locked; + /** + * The serial number of the SD card in the Storage stick. + */ + uint32_t serial_number_sd_card; + /** + * The serial number of the smart card in the Storage stick. + */ + uint32_t serial_number_smart_card; + /** + * The number of remaining login attempts for the user PIN. + */ + uint8_t user_retry_count; + /** + * The number of remaining login attempts for the admin PIN. + */ + uint8_t admin_retry_count; + /** + * Indicates whether a new SD card was found. + */ + bool new_sd_card_found; + /** + * Indicates whether the SD card is filled with random characters. + */ + bool filled_with_random; + /** + * Indicates whether the stick has been initialized by generating + * the AES keys. + */ + bool stick_initialized; + }; + + /** * Set debug level of messages written on stderr * @param state state=True - most messages, state=False - only errors level */ @@ -608,6 +679,17 @@ extern "C" { NK_C_API char* NK_get_status_storage_as_string(); /** + * Get the Storage stick status and return the command processing + * error code. If the code is zero, i. e. the command was successful, + * the storage status is written to the output pointer's target. + * The output pointer must not be null. + * + * @param out the output pointer for the storage status + * @return command processing error code + */ + NK_C_API int NK_get_status_storage(struct NK_storage_status* out); + + /** * Get SD card usage attributes as string. * Usable during hidden volumes creation. * Storage only |