5200168067

Committed 07 Jun 2023 12:49PM UTC coverage: 91.738% (-0.009%) from 91.747%

Build # 5200168067

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github

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randombit

Commit Message

Merge GH #3573 Enable some additional clang-tidy warnings

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/src/tests/test_pkcs11_low_level.cpp

/*
* (C) 2016 Daniel Neus
* (C) 2016 Philipp Weber
* (C) 2019 Michael Boric
*
* Botan is released under the Simplified BSD License (see license.txt)
*/

#include "test_pkcs11.h"
#include "tests.h"

#include <array>
#include <functional>
#include <map>
#include <memory>
#include <string>
#include <vector>

#if defined(BOTAN_HAS_PKCS11)
   #include <botan/p11.h>
   #include <botan/internal/dyn_load.h>
#endif

namespace Botan_Tests {

namespace {

#if defined(BOTAN_HAS_PKCS11)
   #if defined(BOTAN_HAS_DYNAMIC_LOADER)

using namespace Botan;
using namespace PKCS11;

class RAII_LowLevel {
   public:
      RAII_LowLevel() :
            m_module(Test::pkcs11_lib()),
            m_func_list(nullptr),
            m_low_level(),
            m_session_handle(0),
            m_is_session_open(false),
            m_is_logged_in(false) {
         LowLevel::C_GetFunctionList(m_module, &m_func_list);
         m_low_level = std::make_unique<LowLevel>(m_func_list);

         C_InitializeArgs init_args = {
            nullptr, nullptr, nullptr, nullptr, static_cast<CK_FLAGS>(Flag::OsLockingOk), nullptr};

         m_low_level->C_Initialize(&init_args);
      }

      ~RAII_LowLevel() noexcept {
         try {
            if(m_is_session_open) {
               if(m_is_logged_in) {
                  m_low_level->C_Logout(m_session_handle, nullptr);
               }

               m_low_level->C_CloseSession(m_session_handle, nullptr);
            }
            m_low_level->C_Finalize(nullptr, nullptr);
         } catch(...) {
            // ignore errors here
         }
      }

      RAII_LowLevel(const RAII_LowLevel& other) = delete;
      RAII_LowLevel(RAII_LowLevel&& other) = delete;
      RAII_LowLevel& operator=(const RAII_LowLevel& other) = delete;
      RAII_LowLevel& operator=(RAII_LowLevel&& other) = delete;

      std::vector<SlotId> get_slots(bool token_present) const {
         std::vector<SlotId> slots;
         m_low_level->C_GetSlotList(token_present, slots);

         if(slots.empty()) {
            throw Test_Error("No slot with attached token found");
         }

         return slots;
      }

      inline SessionHandle open_session(Flags session_flags) {
         std::vector<SlotId> slots = get_slots(true);
         m_low_level->C_OpenSession(slots.at(0), session_flags, nullptr, nullptr, &m_session_handle);
         m_is_session_open = true;
         return m_session_handle;
      }

      inline SessionHandle open_rw_session_with_user_login() {
         Flags session_flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);
         SessionHandle handle = open_session(session_flags);
         login(UserType::User, PIN());
         return handle;
      }

      inline SessionHandle get_session_handle() const {
         if(!m_is_session_open) {
            throw Test_Error("no open session");
         }
         return m_session_handle;
      }

      inline void close_session() {
         if(!m_is_session_open) {
            throw Test_Error("no open session");
         }

         m_low_level->C_CloseSession(m_session_handle);
         m_is_session_open = false;
      }

      inline void login(UserType user_type, const secure_vector<uint8_t>& pin) {
         if(!m_is_session_open) {
            throw Test_Error("no open session");
         }

         if(m_is_logged_in) {
            throw Test_Error("Already logged in");
         }

         m_low_level->C_Login(m_session_handle, user_type, pin);
         m_is_logged_in = true;
      }

      inline void logout() {
         if(!m_is_logged_in) {
            throw Test_Error("Not logged in");
         }

         m_low_level->C_Logout(m_session_handle);
         m_is_logged_in = false;
      }

      LowLevel* get() const { return m_low_level.get(); }

   private:
      Dynamically_Loaded_Library m_module;
      FunctionListPtr m_func_list;
      std::unique_ptr<LowLevel> m_low_level;
      SessionHandle m_session_handle;
      bool m_is_session_open;
      bool m_is_logged_in;
};

bool no_op(ReturnValue* /*unused*/) { return true; }

using PKCS11_BoundTestFunction = std::function<bool(ReturnValue* return_value)>;

// tests all 3 variants
Test::Result test_function(const std::string& name,
                           const PKCS11_BoundTestFunction& test_func,
                           const std::string& revert_fn_name,
                           const PKCS11_BoundTestFunction& revert_func,
                           bool expect_failure,
                           ReturnValue expected_return_value) {
   std::string test_name =
      revert_fn_name.empty() ? "PKCS 11 low level - " + name : "PKCS 11 low level - " + name + "/" + revert_fn_name;
   Test::Result result(test_name);

   // test throw variant
   if(expect_failure) {
      result.test_throws(name + " fails as expected", [test_func]() { test_func(ThrowException); });
   } else {
      test_func(ThrowException);
      result.test_success(name + " did not throw and completed successfully");

      if(!revert_fn_name.empty()) {
         revert_func(ThrowException);
         result.test_success(revert_fn_name + " did not throw and completed successfully");
      }
   }

   // test bool return variant
   bool success = test_func(nullptr);
   result.test_eq(name, success, !expect_failure);
   if(success && !revert_fn_name.empty()) {
      success = revert_func(nullptr);
      result.test_eq(revert_fn_name, success, !expect_failure);
   }

   // test ReturnValue variant
   ReturnValue rv;
   success = test_func(&rv);
   result.test_eq(name, success, !expect_failure);
   if(!expect_failure) {
      result.test_rc_ok(name, static_cast<uint32_t>(rv));
   } else {
      result.test_rc_fail(name,
                          "return value should be: " + std::to_string(static_cast<uint32_t>(expected_return_value)),
                          static_cast<uint32_t>(rv));
   }

   if(success && !revert_fn_name.empty()) {
      success = revert_func(&rv);
      result.test_eq(revert_fn_name, success, !expect_failure);
      result.test_rc_ok(revert_fn_name, static_cast<uint32_t>(rv));
   }

   return result;
}

Test::Result test_function(const std::string& name,
                           const PKCS11_BoundTestFunction& test_func,
                           bool expect_failure,
                           ReturnValue expected_return_value) {
   return test_function(name, test_func, std::string(), no_op, expect_failure, expected_return_value);
}

Test::Result test_function(const std::string& name, const PKCS11_BoundTestFunction& test_func) {
   return test_function(name, test_func, std::string(), no_op, false, ReturnValue::OK);
}

Test::Result test_function(const std::string& name,
                           const PKCS11_BoundTestFunction& test_func,
                           const std::string& revert_fn_name,
                           const PKCS11_BoundTestFunction& revert_func) {
   return test_function(name, test_func, revert_fn_name, revert_func, false, ReturnValue::OK);
}

Test::Result test_low_level_ctor() {
   Test::Result result("PKCS 11 low level - LowLevel ctor");

   Dynamically_Loaded_Library pkcs11_module(Test::pkcs11_lib());
   FunctionListPtr func_list(nullptr);
   LowLevel::C_GetFunctionList(pkcs11_module, &func_list);

   LowLevel p11_low_level(func_list);
   result.test_success("LowLevel ctor does complete for valid function list");

   result.test_throws("LowLevel ctor fails for invalid function list pointer",
                      []() { LowLevel p11_low_level2(nullptr); });

   return result;
}

Test::Result test_c_get_function_list() {
   Dynamically_Loaded_Library pkcs11_module(Test::pkcs11_lib());
   FunctionListPtr func_list = nullptr;
   return test_function(
      "C_GetFunctionList",
      std::bind(&LowLevel::C_GetFunctionList, std::ref(pkcs11_module), &func_list, std::placeholders::_1));
}

Test::Result test_initialize_finalize() {
   Dynamically_Loaded_Library pkcs11_module(Test::pkcs11_lib());
   FunctionListPtr func_list = nullptr;
   LowLevel::C_GetFunctionList(pkcs11_module, &func_list);

   LowLevel p11_low_level(func_list);

   // setting Flag::OsLockingOk should be the normal use case
   C_InitializeArgs init_args = {nullptr, nullptr, nullptr, nullptr, static_cast<CK_FLAGS>(Flag::OsLockingOk), nullptr};

   auto init_bind = std::bind(&LowLevel::C_Initialize, p11_low_level, &init_args, std::placeholders::_1);
   auto finalize_bind = std::bind(&LowLevel::C_Finalize, p11_low_level, nullptr, std::placeholders::_1);
   return test_function("C_Initialize", init_bind, "C_Finalize", finalize_bind);
}

Test::Result test_c_get_info() {
   RAII_LowLevel p11_low_level;

   Info info = {};
   Test::Result result =
      test_function("C_GetInfo", std::bind(&LowLevel::C_GetInfo, *p11_low_level.get(), &info, std::placeholders::_1));
   result.test_ne("C_GetInfo crypto major version", info.cryptokiVersion.major, 0);

   return result;
}

Test::Result test_c_get_slot_list() {
   RAII_LowLevel p11_low_level;

   std::vector<SlotId> slot_vec;

   // assumes smartcard reader is attached without card

   auto slots_no_card = std::bind(
      static_cast<bool (LowLevel::*)(bool, std::vector<SlotId>&, ReturnValue*) const>(&LowLevel::C_GetSlotList),
      *p11_low_level.get(),
      false,  // no card present
      std::ref(slot_vec),
      std::placeholders::_1);

   Test::Result result = test_function("C_GetSlotList", slots_no_card);
   result.test_ne("C_GetSlotList number of slots without attached token > 0", slot_vec.size(), 0);

   // assumes smartcard reader is attached with a card

   auto slots_with_card = std::bind(
      static_cast<bool (LowLevel::*)(bool, std::vector<SlotId>&, ReturnValue*) const>(&LowLevel::C_GetSlotList),
      *p11_low_level.get(),
      true,  // card present
      std::ref(slot_vec),
      std::placeholders::_1);

   slot_vec.clear();
   result.merge(test_function("C_GetSlotList", slots_with_card));
   result.test_ne("C_GetSlotList number of slots with attached token > 0", slot_vec.size(), 0);

   return result;
}

Test::Result test_c_get_slot_info() {
   RAII_LowLevel p11_low_level;
   std::vector<SlotId> slot_vec = p11_low_level.get_slots(false);

   SlotInfo slot_info = {};
   Test::Result result = test_function(
      "C_GetSlotInfo",
      std::bind(&LowLevel::C_GetSlotInfo, *p11_low_level.get(), slot_vec.at(0), &slot_info, std::placeholders::_1));

   std::string slot_desc(reinterpret_cast<char*>(slot_info.slotDescription));
   result.test_ne("C_GetSlotInfo returns non empty description", slot_desc.size(), 0);

   return result;
}

Test::Result test_c_get_token_info() {
   RAII_LowLevel p11_low_level;
   std::vector<SlotId> slot_vec = p11_low_level.get_slots(true);

   TokenInfo token_info = {};
   Test::Result result = test_function(
      "C_GetTokenInfo",
      std::bind(&LowLevel::C_GetTokenInfo, *p11_low_level.get(), slot_vec.at(0), &token_info, std::placeholders::_1));

   std::string serial(reinterpret_cast<char*>(token_info.serialNumber));
   result.test_ne("C_GetTokenInfo returns non empty serial number", serial.size(), 0);

   return result;
}

Test::Result test_c_wait_for_slot_event() {
   RAII_LowLevel p11_low_level;

   Flags flags = PKCS11::flags(Flag::DontBlock);
   SlotId slot_id = 0;

   return test_function(
      "C_WaitForSlotEvent",
      std::bind(&LowLevel::C_WaitForSlotEvent, *p11_low_level.get(), flags, &slot_id, nullptr, std::placeholders::_1),
      true,
      ReturnValue::NoEvent);
}

Test::Result test_c_get_mechanism_list() {
   RAII_LowLevel p11_low_level;
   std::vector<SlotId> slot_vec = p11_low_level.get_slots(true);

   std::vector<MechanismType> mechanisms;

   auto binder = std::bind(static_cast<bool (LowLevel::*)(SlotId, std::vector<MechanismType>&, ReturnValue*) const>(
                              &LowLevel::C_GetMechanismList),
                           *p11_low_level.get(),
                           slot_vec.at(0),
                           std::ref(mechanisms),
                           std::placeholders::_1);

   Test::Result result = test_function("C_GetMechanismList", binder);
   result.confirm("C_GetMechanismList returns non empty mechanisms list", !mechanisms.empty());

   return result;
}

Test::Result test_c_get_mechanism_info() {
   RAII_LowLevel p11_low_level;
   std::vector<SlotId> slot_vec = p11_low_level.get_slots(true);

   std::vector<MechanismType> mechanisms;
   p11_low_level.get()->C_GetMechanismList(slot_vec.at(0), mechanisms);

   MechanismInfo mechanism_info = {};
   return test_function("C_GetMechanismInfo",
                        std::bind(&LowLevel::C_GetMechanismInfo,
                                  *p11_low_level.get(),
                                  slot_vec.at(0),
                                  mechanisms.at(0),
                                  &mechanism_info,
                                  std::placeholders::_1));
}

Test::Result test_c_init_token() {
   RAII_LowLevel p11_low_level;
   std::vector<SlotId> slot_vec = p11_low_level.get_slots(true);

   const std::string label = "Botan PKCS#11 tests";
   std::string_view label_view(label);

   auto sec_vec_binder = std::bind(
      static_cast<bool (LowLevel::*)(SlotId, const secure_vector<uint8_t>&, std::string_view, ReturnValue*) const>(
         &LowLevel::C_InitToken<secure_allocator<uint8_t>>),
      *p11_low_level.get(),
      slot_vec.at(0),
      SO_PIN(),
      std::ref(label_view),
      std::placeholders::_1);

   return test_function("C_InitToken", sec_vec_binder);
}

Test::Result test_open_close_session() {
   RAII_LowLevel p11_low_level;
   std::vector<SlotId> slot_vec = p11_low_level.get_slots(true);

   // public read only session
   const Flags ro_flags = PKCS11::flags(Flag::SerialSession);
   SessionHandle session_handle = 0;

   auto open_session_ro = std::bind(&LowLevel::C_OpenSession,
                                    *p11_low_level.get(),
                                    slot_vec.at(0),
                                    ro_flags,
                                    nullptr,
                                    nullptr,
                                    &session_handle,
                                    std::placeholders::_1);

   auto close_session =
      std::bind(&LowLevel::C_CloseSession, *p11_low_level.get(), std::ref(session_handle), std::placeholders::_1);

   Test::Result result = test_function("C_OpenSession", open_session_ro, "C_CloseSession", close_session);

   // public read write session
   const Flags rw_flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);

   auto open_session_rw = std::bind(&LowLevel::C_OpenSession,
                                    *p11_low_level.get(),
                                    slot_vec.at(0),
                                    rw_flags,
                                    nullptr,
                                    nullptr,
                                    &session_handle,
                                    std::placeholders::_1);

   result.merge(test_function("C_OpenSession", open_session_rw, "C_CloseSession", close_session));

   return result;
}

Test::Result test_c_close_all_sessions() {
   RAII_LowLevel p11_low_level;
   std::vector<SlotId> slot_vec = p11_low_level.get_slots(true);

   auto open_two_sessions = [&slot_vec, &p11_low_level]() -> void {
      // public read only session
      Flags flags = PKCS11::flags(Flag::SerialSession);
      SessionHandle first_session_handle = 0, second_session_handle = 0;

      p11_low_level.get()->C_OpenSession(slot_vec.at(0), flags, nullptr, nullptr, &first_session_handle);

      flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);
      p11_low_level.get()->C_OpenSession(slot_vec.at(0), flags, nullptr, nullptr, &second_session_handle);
   };

   open_two_sessions();

   Test::Result result("PKCS 11 low level - C_CloseAllSessions");

   // test throw variant
   p11_low_level.get()->C_CloseAllSessions(slot_vec.at(0));
   result.test_success("C_CloseAllSessions does not throw");

   // test bool return variant
   open_two_sessions();

   bool success = p11_low_level.get()->C_CloseAllSessions(slot_vec.at(0), nullptr);
   result.test_eq("C_CloseAllSessions", success, true);

   // test ReturnValue variant
   open_two_sessions();

   ReturnValue rv = static_cast<ReturnValue>(-1);
   success = p11_low_level.get()->C_CloseAllSessions(slot_vec.at(0), &rv);
   result.test_eq("C_CloseAllSessions", success, true);
   result.test_rc_ok("C_CloseAllSessions", static_cast<uint32_t>(rv));

   return result;
}

Test::Result test_c_get_session_info() {
   RAII_LowLevel p11_low_level;
   std::vector<SlotId> slot_vec = p11_low_level.get_slots(true);

   // public read only session
   Flags flags = PKCS11::flags(Flag::SerialSession);
   SessionHandle session_handle = p11_low_level.open_session(flags);

   SessionInfo session_info = {};
   Test::Result result = test_function(
      "C_GetSessionInfo",
      std::bind(
         &LowLevel::C_GetSessionInfo, *p11_low_level.get(), session_handle, &session_info, std::placeholders::_1));

   result.confirm("C_GetSessionInfo returns same slot id as during call to C_OpenSession",
                  session_info.slotID == slot_vec.at(0));
   result.confirm("C_GetSessionInfo returns same flags as during call to C_OpenSession", session_info.flags == flags);
   result.confirm("C_GetSessionInfo returns public read only session state",
                  session_info.state == static_cast<CK_FLAGS>(SessionState::RoPublicSession));

   return result;
}

Test::Result login_logout_helper(const RAII_LowLevel& p11_low_level,
                                 SessionHandle handle,
                                 UserType user_type,
                                 const std::string& pin) {
   secure_vector<uint8_t> pin_as_sec_vec(pin.begin(), pin.end());

   auto login_secvec_binder = std::bind(
      static_cast<bool (LowLevel::*)(SessionHandle, UserType, const secure_vector<uint8_t>&, ReturnValue*) const>(
         &LowLevel::C_Login<secure_allocator<uint8_t>>),
      *p11_low_level.get(),
      handle,
      user_type,
      std::ref(pin_as_sec_vec),
      std::placeholders::_1);

   auto logout_binder =
      std::bind(static_cast<bool (LowLevel::*)(SessionHandle, ReturnValue*) const>(&LowLevel::C_Logout),
                *p11_low_level.get(),
                handle,
                std::placeholders::_1);

   return test_function("C_Login", login_secvec_binder, "C_Logout", logout_binder);
}

Test::Result test_c_login_logout_security_officier() {
   RAII_LowLevel p11_low_level;

   // can only login to R/W session
   Flags session_flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);
   SessionHandle session_handle = p11_low_level.open_session(session_flags);

   return login_logout_helper(p11_low_level, session_handle, UserType::SO, PKCS11_SO_PIN);
}

Test::Result test_c_login_logout_user() {
   RAII_LowLevel p11_low_level;

   // R/O session
   Flags session_flags = PKCS11::flags(Flag::SerialSession);
   SessionHandle session_handle = p11_low_level.open_session(session_flags);
   Test::Result result = login_logout_helper(p11_low_level, session_handle, UserType::User, PKCS11_USER_PIN);
   p11_low_level.close_session();

   // R/W session
   session_flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);
   session_handle = p11_low_level.open_session(session_flags);

   result.merge(login_logout_helper(p11_low_level, session_handle, UserType::User, PKCS11_USER_PIN));

   return result;
}

Test::Result test_c_init_pin() {
   RAII_LowLevel p11_low_level;

   // C_InitPIN can only be called in the "R/W SO Functions" state
   Flags session_flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);
   SessionHandle session_handle = p11_low_level.open_session(session_flags);

   p11_low_level.login(UserType::SO, SO_PIN());

   auto sec_vec_binder =
      std::bind(static_cast<bool (LowLevel::*)(SessionHandle, const secure_vector<uint8_t>&, ReturnValue*) const>(
                   &LowLevel::C_InitPIN<secure_allocator<uint8_t>>),
                *p11_low_level.get(),
                session_handle,
                PIN(),
                std::placeholders::_1);

   return test_function("C_InitPIN", sec_vec_binder);
}

Test::Result test_c_set_pin() {
   RAII_LowLevel p11_low_level;

   // C_SetPIN can only be called in the "R / W Public Session" state, "R / W SO Functions" state, or "R / W User Functions" state
   Flags session_flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);
   SessionHandle session_handle = p11_low_level.open_session(session_flags);

   // now we are in "R / W Public Session" state: this will change the pin of the user

   auto get_pin_bind = [&session_handle, &p11_low_level](
                          const secure_vector<uint8_t>& old_pin,
                          const secure_vector<uint8_t>& new_pin) -> PKCS11_BoundTestFunction {
      return std::bind(
         static_cast<bool (LowLevel::*)(
            SessionHandle, const secure_vector<uint8_t>&, const secure_vector<uint8_t>&, ReturnValue*) const>(
            &LowLevel::C_SetPIN<secure_allocator<uint8_t>>),
         *p11_low_level.get(),
         session_handle,
         old_pin,
         new_pin,
         std::placeholders::_1);
   };

   const std::string test_pin("654321");
   const auto test_pin_secvec = secure_vector<uint8_t>(test_pin.begin(), test_pin.end());

   PKCS11_BoundTestFunction set_pin_bind = get_pin_bind(PIN(), test_pin_secvec);
   PKCS11_BoundTestFunction revert_pin_bind = get_pin_bind(test_pin_secvec, PIN());

   Test::Result result = test_function("C_SetPIN", set_pin_bind, "C_SetPIN", revert_pin_bind);

   // change pin in "R / W User Functions" state
   p11_low_level.login(UserType::User, PIN());

   result.merge(test_function("C_SetPIN", set_pin_bind, "C_SetPIN", revert_pin_bind));
   p11_low_level.logout();

   // change so_pin in "R / W SO Functions" state
   const std::string test_so_pin = "87654321";
   secure_vector<uint8_t> test_so_pin_secvec(test_so_pin.begin(), test_so_pin.end());
   p11_low_level.login(UserType::SO, SO_PIN());

   PKCS11_BoundTestFunction set_so_pin_bind = get_pin_bind(SO_PIN(), test_so_pin_secvec);
   PKCS11_BoundTestFunction revert_so_pin_bind = get_pin_bind(test_so_pin_secvec, SO_PIN());

   result.merge(test_function("C_SetPIN", set_so_pin_bind, "C_SetPIN", revert_so_pin_bind));

   return result;
}

// Simple data object
const ObjectClass object_class = ObjectClass::Data;
const std::string label = "A data object";
const std::string data = "Sample data";
const Bbool btrue = True;

const std::array<Attribute, 4> data_template = {
   {{static_cast<CK_ATTRIBUTE_TYPE>(AttributeType::Class),
     const_cast<ObjectClass*>(&object_class),
     sizeof(object_class)},
    {static_cast<CK_ATTRIBUTE_TYPE>(AttributeType::Token), const_cast<Bbool*>(&btrue), sizeof(btrue)},
    {static_cast<CK_ATTRIBUTE_TYPE>(AttributeType::Label),
     const_cast<char*>(label.c_str()),
     static_cast<CK_ULONG>(label.size())},
    {static_cast<CK_ATTRIBUTE_TYPE>(AttributeType::Value),
     const_cast<char*>(data.c_str()),
     static_cast<CK_ULONG>(data.size())}}};

ObjectHandle create_simple_data_object(const RAII_LowLevel& p11_low_level) {
   ObjectHandle object_handle;

   auto dtemplate = data_template;
   p11_low_level.get()->C_CreateObject(
      p11_low_level.get_session_handle(), dtemplate.data(), static_cast<Ulong>(dtemplate.size()), &object_handle);
   return object_handle;
}

Test::Result test_c_create_object_c_destroy_object() {
   RAII_LowLevel p11_low_level;
   SessionHandle session_handle = p11_low_level.open_rw_session_with_user_login();

   ObjectHandle object_handle(0);

   auto dtemplate = data_template;

   auto create_bind = std::bind(&LowLevel::C_CreateObject,
                                *p11_low_level.get(),
                                session_handle,
                                dtemplate.data(),
                                static_cast<Ulong>(dtemplate.size()),
                                &object_handle,
                                std::placeholders::_1);

   auto destroy_bind = std::bind(
      &LowLevel::C_DestroyObject, *p11_low_level.get(), session_handle, std::ref(object_handle), std::placeholders::_1);

   return test_function("C_CreateObject", create_bind, "C_DestroyObject", destroy_bind);
}

Test::Result test_c_get_object_size() {
   RAII_LowLevel p11_low_level;

   Flags session_flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);
   SessionHandle session_handle = p11_low_level.open_session(session_flags);

   p11_low_level.login(UserType::User, PIN());

   ObjectHandle object_handle = create_simple_data_object(p11_low_level);
   Ulong object_size = 0;

   auto bind = std::bind(&LowLevel::C_GetObjectSize,
                         *p11_low_level.get(),
                         session_handle,
                         object_handle,
                         &object_size,
                         std::placeholders::_1);

   Test::Result result = test_function("C_GetObjectSize", bind);
   result.test_ne("Object size", object_size, 0);

   // cleanup
   p11_low_level.get()->C_DestroyObject(session_handle, object_handle);

   return result;
}

Test::Result test_c_get_attribute_value() {
   RAII_LowLevel p11_low_level;
   SessionHandle session_handle = p11_low_level.open_rw_session_with_user_login();

   ObjectHandle object_handle = create_simple_data_object(p11_low_level);

   std::map<AttributeType, secure_vector<uint8_t>> getter = {{AttributeType::Label, secure_vector<uint8_t>()},
                                                             {AttributeType::Value, secure_vector<uint8_t>()}};

   auto bind =
      std::bind(static_cast<bool (LowLevel::*)(
                   SessionHandle, ObjectHandle, std::map<AttributeType, secure_vector<uint8_t>>&, ReturnValue*) const>(
                   &LowLevel::C_GetAttributeValue<secure_allocator<uint8_t>>),
                *p11_low_level.get(),
                session_handle,
                object_handle,
                std::ref(getter),
                std::placeholders::_1);

   Test::Result result = test_function("C_GetAttributeValue", bind);

   std::string _label(getter[AttributeType::Label].begin(), getter[AttributeType::Label].end());
   std::string value(getter[AttributeType::Value].begin(), getter[AttributeType::Value].end());
   result.test_eq("label", _label, "A data object");
   result.test_eq("value", value, "Sample data");

   // cleanup
   p11_low_level.get()->C_DestroyObject(session_handle, object_handle);

   return result;
}

std::map<AttributeType, std::vector<uint8_t>> get_attribute_values(const RAII_LowLevel& p11_low_level,
                                                                   SessionHandle session_handle,
                                                                   ObjectHandle object_handle,
                                                                   const std::vector<AttributeType>& attribute_types) {
   std::map<AttributeType, std::vector<uint8_t>> received_attributes;

   for(const auto& type : attribute_types) {
      received_attributes.emplace(type, std::vector<uint8_t>());
   }

   p11_low_level.get()->C_GetAttributeValue(session_handle, object_handle, received_attributes);

   return received_attributes;
}

Test::Result test_c_set_attribute_value() {
   RAII_LowLevel p11_low_level;

   Flags session_flags = PKCS11::flags(Flag::SerialSession | Flag::RwSession);
   SessionHandle session_handle = p11_low_level.open_session(session_flags);

   p11_low_level.login(UserType::User, PIN());

   ObjectHandle object_handle = create_simple_data_object(p11_low_level);

   std::string new_label = "A modified data object";

   std::map<AttributeType, secure_vector<uint8_t>> new_attributes = {
      {AttributeType::Label, secure_vector<uint8_t>(new_label.begin(), new_label.end())}};

   auto bind =
      std::bind(static_cast<bool (LowLevel::*)(
                   SessionHandle, ObjectHandle, std::map<AttributeType, secure_vector<uint8_t>>&, ReturnValue*) const>(
                   &LowLevel::C_SetAttributeValue<secure_allocator<uint8_t>>),
                *p11_low_level.get(),
                session_handle,
                object_handle,
                std::ref(new_attributes),
                std::placeholders::_1);

   Test::Result result = test_function("C_SetAttributeValue", bind);

   // get attributes and check if they are changed correctly
   std::vector<AttributeType> types = {AttributeType::Label, AttributeType::Value};
   auto received_attributes = get_attribute_values(p11_low_level, session_handle, object_handle, types);

   std::string retrieved_label(received_attributes[AttributeType::Label].begin(),
                               received_attributes[AttributeType::Label].end());

   result.test_eq("label", new_label, retrieved_label);

   // cleanup
   p11_low_level.get()->C_DestroyObject(session_handle, object_handle);

   return result;
}

Test::Result test_c_copy_object() {
   RAII_LowLevel p11_low_level;
   SessionHandle session_handle = p11_low_level.open_rw_session_with_user_login();

   ObjectHandle object_handle = create_simple_data_object(p11_low_level);
   ObjectHandle copied_object_handle = 0;

   std::string copied_label = "A copied data object";

   Attribute copy_attribute_values = {static_cast<CK_ATTRIBUTE_TYPE>(AttributeType::Label),
                                      const_cast<char*>(copied_label.c_str()),
                                      static_cast<CK_ULONG>(copied_label.size())};

   auto binder = std::bind(&LowLevel::C_CopyObject,
                           *p11_low_level.get(),
                           session_handle,
                           object_handle,
                           &copy_attribute_values,
                           1,
                           &copied_object_handle,
                           std::placeholders::_1);

   Test::Result result = test_function("C_CopyObject", binder);

   // get attributes and check if its copied correctly
   std::vector<AttributeType> types = {AttributeType::Label, AttributeType::Value};
   auto received_attributes = get_attribute_values(p11_low_level, session_handle, copied_object_handle, types);

   std::string retrieved_label(received_attributes[AttributeType::Label].begin(),
                               received_attributes[AttributeType::Label].end());

   result.test_eq("label", copied_label, retrieved_label);

   // cleanup
   p11_low_level.get()->C_DestroyObject(session_handle, object_handle);
   p11_low_level.get()->C_DestroyObject(session_handle, copied_object_handle);

   return result;
}

class LowLevelTests final : public Test {
   public:
      std::vector<Test::Result> run() override {
         std::vector<std::pair<std::string, std::function<Test::Result()>>> fns = {
            {STRING_AND_FUNCTION(test_c_get_function_list)},
            {STRING_AND_FUNCTION(test_low_level_ctor)},
            {STRING_AND_FUNCTION(test_initialize_finalize)},
            {STRING_AND_FUNCTION(test_c_get_info)},
            {STRING_AND_FUNCTION(test_c_get_slot_list)},
            {STRING_AND_FUNCTION(test_c_get_slot_info)},
            {STRING_AND_FUNCTION(test_c_get_token_info)},
            {STRING_AND_FUNCTION(test_c_wait_for_slot_event)},
            {STRING_AND_FUNCTION(test_c_get_mechanism_list)},
            {STRING_AND_FUNCTION(test_c_get_mechanism_info)},
            {STRING_AND_FUNCTION(test_open_close_session)},
            {STRING_AND_FUNCTION(test_c_close_all_sessions)},
            {STRING_AND_FUNCTION(test_c_get_session_info)},
            {STRING_AND_FUNCTION(test_c_init_token)},
            {STRING_AND_FUNCTION(test_c_login_logout_security_officier)}, /* only possible if token is initialized */
            {STRING_AND_FUNCTION(test_c_init_pin)},
            {STRING_AND_FUNCTION(
               test_c_login_logout_user)}, /* only possible if token is initialized and user pin is set */
            {STRING_AND_FUNCTION(test_c_set_pin)},
            {STRING_AND_FUNCTION(test_c_create_object_c_destroy_object)},
            {STRING_AND_FUNCTION(test_c_get_object_size)},
            {STRING_AND_FUNCTION(test_c_get_attribute_value)},
            {STRING_AND_FUNCTION(test_c_set_attribute_value)},
            {STRING_AND_FUNCTION(test_c_copy_object)}};

         return run_pkcs11_tests("PKCS11 low level", fns);
      }
};

BOTAN_REGISTER_SERIALIZED_TEST("pkcs11", "pkcs11-lowlevel", LowLevelTests);

   #endif
#endif

}  // namespace
}  // namespace Botan_Tests

randombit / botan / 5200168067

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