Implement an initial test of the prompting functionality.

1 files changed, 1469 insertions, 0 deletions

diff --git a/pkcs11/gkm/gkm-test.c b/pkcs11/gkm/gkm-test.c
new file mode 100644
index 00000000..820cda37
--- /dev/null
+++ b/pkcs11/gkm/gkm-test.c
@@ -0,0 +1,1469 @@
+/*
+ * gnome-keyring
+ *
+ * Copyright (C) 2010 Stefan Walter
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General  License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General  License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+ * 02111-1307, USA.
+ */
+
+#include "config.h"
+
+#include "gkm-attributes.h"
+#include "gkm-test.h"
+#include "gkm-util.h"
+
+#include "pkcs11/pkcs11.h"
+
+#include <glib.h>
+
+#include <string.h>
+
+void
+gkm_assertion_message_cmprv (const gchar *domain, const gchar *file, int line,
+                             const gchar *func, const gchar *expr,
+                             CK_RV arg1, const gchar *cmp, CK_RV arg2)
+{
+	gchar *a1, *a2, *s;
+	a1 = gkm_util_rv_to_string (arg1);
+	a2 = gkm_util_rv_to_string (arg2);
+	s = g_strdup_printf ("assertion failed (%s): (%s %s %s)", expr, a1, cmp, a2);
+	g_free (a1);
+	g_free (a2);
+	g_assertion_message (domain, file, line, func, s);
+	g_free (s);
+}
+
+/* -------------------------------------------------------------------------------
+ * TEST MODULE
+ */
+
+static gboolean initialized = FALSE;
+static gchar *the_pin = NULL;
+
+static gboolean logged_in = FALSE;
+static CK_USER_TYPE user_type = 0;
+static CK_FUNCTION_LIST functionList;
+
+typedef enum _Operation {
+	OP_FIND = 1,
+	OP_CRYPTO
+} Operation;
+
+typedef struct _Session {
+	CK_SESSION_HANDLE handle;
+	CK_SESSION_INFO info;
+	GHashTable *objects;
+
+	Operation operation;
+
+	/* For find operations */
+	GList *matches;
+
+	/* For crypto operations */
+	CK_OBJECT_HANDLE crypto_key;
+	CK_ATTRIBUTE_TYPE crypto_method;
+	CK_MECHANISM_TYPE crypto_mechanism;
+	CK_BBOOL want_context_login;
+
+	/* For 'signing' with CKM_T_PREFIX */
+	CK_BYTE sign_prefix[128];
+	CK_ULONG n_sign_prefix;
+} Session;
+
+static guint unique_identifier = 100;
+static GHashTable *the_sessions = NULL;
+static GHashTable *the_objects = NULL;
+
+enum {
+	PRIVATE_KEY_CAPITALIZE = 3,
+	PUBLIC_KEY_CAPITALIZE = 4,
+	PRIVATE_KEY_PREFIX = 5,
+	PUBLIC_KEY_PREFIX = 6
+};
+
+#define SIGNED_PREFIX "signed-prefix:"
+
+/*
+ * This is not a generic test module, it works in concert with the
+ * unit-test-gp11-module.c
+ */
+
+static void
+free_session (gpointer data)
+{
+	Session *sess = (Session*)data;
+	if (sess)
+		g_hash_table_destroy (sess->objects);
+	g_free (sess);
+}
+
+static GArray*
+lookup_object (Session *session, CK_OBJECT_HANDLE hObject)
+{
+	GArray *attrs;
+	attrs = g_hash_table_lookup (the_objects, GUINT_TO_POINTER (hObject));
+	if (!attrs)
+		attrs = g_hash_table_lookup (session->objects, GUINT_TO_POINTER (hObject));
+	return attrs;
+}
+
+CK_RV
+gkm_test_C_Initialize (CK_VOID_PTR pInitArgs)
+{
+#if 0
+	GArray *attrs;
+	CK_ULONG value;
+#endif
+	CK_C_INITIALIZE_ARGS_PTR args;
+
+	g_return_val_if_fail (initialized == FALSE, CKR_CRYPTOKI_ALREADY_INITIALIZED);
+
+	args = (CK_C_INITIALIZE_ARGS_PTR)pInitArgs;
+	if (args) {
+		g_return_val_if_fail(
+		              (args->CreateMutex == NULL && args->DestroyMutex == NULL &&
+		               args->LockMutex == NULL && args->UnlockMutex == NULL) ||
+		              (args->CreateMutex != NULL && args->DestroyMutex != NULL &&
+		               args->LockMutex != NULL && args->UnlockMutex != NULL),
+		               CKR_ARGUMENTS_BAD);
+
+		/* Flags should allow OS locking and os threads */
+		g_return_val_if_fail (args->flags & CKF_OS_LOCKING_OK, CKR_CANT_LOCK);
+		g_return_val_if_fail (args->flags & CKF_LIBRARY_CANT_CREATE_OS_THREADS, CKR_NEED_TO_CREATE_THREADS);
+	}
+
+	the_pin = g_strdup ("booo");
+	the_sessions = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, free_session);
+	the_objects = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, (GDestroyNotify)gkm_template_free);
+
+#if 0
+	/* Our token object */
+	attrs = gp11_attributes_newv (CKA_CLASS, GP11_ULONG, CKO_DATA,
+	                              CKA_LABEL, GP11_STRING, "TEST LABEL",
+	                              GP11_INVALID);
+	g_hash_table_insert (the_objects, GUINT_TO_POINTER (2), attrs);
+
+	/* Private capitalize key */
+	value = CKM_T_CAPITALIZE;
+	attrs = gp11_attributes_newv (CKA_CLASS, GP11_ULONG, CKO_PRIVATE_KEY,
+	                              CKA_LABEL, GP11_STRING, "Private Capitalize Key",
+	                              CKA_ALLOWED_MECHANISMS, sizeof (value), &value,
+	                              CKA_DECRYPT, GP11_BOOLEAN, TRUE,
+	                              CKA_PRIVATE, GP11_BOOLEAN, TRUE,
+	                              CKA_WRAP, GP11_BOOLEAN, TRUE,
+	                              CKA_UNWRAP, GP11_BOOLEAN, TRUE,
+	                              CKA_DERIVE, GP11_BOOLEAN, TRUE,
+	                              CKA_VALUE, GP11_STRING, "value",
+	                              GP11_INVALID);
+	g_hash_table_insert (the_objects, GUINT_TO_POINTER (PRIVATE_KEY_CAPITALIZE), attrs);
+
+	/* Public capitalize key */
+	value = CKM_T_CAPITALIZE;
+	attrs = gp11_attributes_newv (CKA_CLASS, GP11_ULONG, CKO_PUBLIC_KEY,
+	                              CKA_LABEL, GP11_STRING, "Public Capitalize Key",
+	                              CKA_ALLOWED_MECHANISMS, sizeof (value), &value,
+	                              CKA_ENCRYPT, GP11_BOOLEAN, TRUE,
+	                              CKA_PRIVATE, GP11_BOOLEAN, FALSE,
+	                              CKA_VALUE, GP11_STRING, "value",
+	                              GP11_INVALID);
+	g_hash_table_insert (the_objects, GUINT_TO_POINTER (PUBLIC_KEY_CAPITALIZE), attrs);
+
+	/* Private prefix key */
+	value = CKM_T_PREFIX;
+	attrs = gp11_attributes_newv (CKA_CLASS, GP11_ULONG, CKO_PRIVATE_KEY,
+	                              CKA_LABEL, GP11_STRING, "Private prefix key",
+	                              CKA_ALLOWED_MECHANISMS, sizeof (value), &value,
+	                              CKA_SIGN, GP11_BOOLEAN, TRUE,
+	                              CKA_PRIVATE, GP11_BOOLEAN, TRUE,
+	                              CKA_ALWAYS_AUTHENTICATE, GP11_BOOLEAN, TRUE,
+	                              CKA_VALUE, GP11_STRING, "value",
+	                              GP11_INVALID);
+	g_hash_table_insert (the_objects, GUINT_TO_POINTER (PRIVATE_KEY_PREFIX), attrs);
+
+	/* Private prefix key */
+	value = CKM_T_PREFIX;
+	attrs = gp11_attributes_newv (CKA_CLASS, GP11_ULONG, CKO_PUBLIC_KEY,
+	                              CKA_LABEL, GP11_STRING, "Public prefix key",
+	                              CKA_ALLOWED_MECHANISMS, sizeof (value), &value,
+	                              CKA_VERIFY, GP11_BOOLEAN, TRUE,
+	                              CKA_PRIVATE, GP11_BOOLEAN, FALSE,
+	                              CKA_VALUE, GP11_STRING, "value",
+	                              GP11_INVALID);
+	g_hash_table_insert (the_objects, GUINT_TO_POINTER (PUBLIC_KEY_PREFIX), attrs);
+#endif
+
+	initialized = TRUE;
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_Finalize (CK_VOID_PTR pReserved)
+{
+	g_return_val_if_fail (pReserved == NULL, CKR_ARGUMENTS_BAD);
+	g_return_val_if_fail (initialized == TRUE, CKR_CRYPTOKI_NOT_INITIALIZED);
+
+	initialized = FALSE;
+	g_hash_table_destroy (the_objects);
+	the_objects = NULL;
+
+	g_hash_table_destroy (the_sessions);
+	the_sessions = NULL;
+
+	g_free (the_pin);
+	return CKR_OK;
+}
+
+static const CK_INFO TEST_INFO = {
+	{ CRYPTOKI_VERSION_MAJOR, CRYPTOKI_VERSION_MINOR },
+	"TEST MANUFACTURER              ",
+	0,
+	"TEST LIBRARY                   ",
+	{ 45, 145 }
+};
+
+CK_RV
+gkm_test_C_GetInfo (CK_INFO_PTR pInfo)
+{
+	g_assert (pInfo != NULL && "Invalid pointer to GetInfo");
+	memcpy (pInfo, &TEST_INFO, sizeof (*pInfo));
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_GetFunctionList (CK_FUNCTION_LIST_PTR_PTR list)
+{
+	if (!list)
+		return CKR_ARGUMENTS_BAD;
+	*list = &functionList;
+	return CKR_OK;
+}
+
+/*
+ * Two slots
+ *  ONE: token present
+ *  TWO: token not present
+ */
+
+CK_RV
+gkm_test_C_GetSlotList (CK_BBOOL tokenPresent, CK_SLOT_ID_PTR pSlotList, CK_ULONG_PTR pulCount)
+{
+	CK_ULONG count;
+
+	g_assert (pulCount != NULL && "Invalid pulCount");
+
+	count = tokenPresent ? 1 : 2;
+
+	/* Application only wants to know the number of slots. */
+	if (pSlotList == NULL) {
+		*pulCount = count;
+		return CKR_OK;
+	}
+
+	if (*pulCount < count) {
+		g_assert (*pulCount && "Passed in a bad count");
+		return CKR_BUFFER_TOO_SMALL;
+	}
+
+	*pulCount = count;
+	pSlotList[0] = GKM_TEST_SLOT_ONE;
+	if (!tokenPresent)
+		pSlotList[1] = GKM_TEST_SLOT_TWO;
+
+	return CKR_OK;
+}
+
+static const CK_SLOT_INFO TEST_INFO_ONE = {
+	"TEST SLOT                                                       ",
+	"TEST MANUFACTURER              ",
+	CKF_TOKEN_PRESENT | CKF_REMOVABLE_DEVICE,
+	{ 55, 155 },
+	{ 65, 165 },
+};
+
+static const CK_SLOT_INFO TEST_INFO_TWO = {
+	"TEST SLOT                                                       ",
+	"TEST MANUFACTURER              ",
+	CKF_REMOVABLE_DEVICE,
+	{ 55, 155 },
+	{ 65, 165 },
+};
+
+CK_RV
+gkm_test_C_GetSlotInfo (CK_SLOT_ID slotID, CK_SLOT_INFO_PTR pInfo)
+{
+	g_assert (pInfo != NULL && "Invalid pInfo");
+
+	if (slotID == GKM_TEST_SLOT_ONE) {
+		memcpy (pInfo, &TEST_INFO_ONE, sizeof (*pInfo));
+		return CKR_OK;
+	} else if (slotID == GKM_TEST_SLOT_TWO) {
+		memcpy (pInfo, &TEST_INFO_TWO, sizeof (*pInfo));
+		return CKR_OK;
+	} else {
+		g_assert_not_reached (); /* "Invalid slot id" */
+		return CKR_SLOT_ID_INVALID;
+	}
+}
+
+static const CK_TOKEN_INFO TEST_TOKEN_ONE = {
+	"TEST LABEL                      ",
+	"TEST MANUFACTURER               ",
+	"TEST MODEL      ",
+	"TEST SERIAL     ",
+	CKF_LOGIN_REQUIRED | CKF_USER_PIN_INITIALIZED | CKF_CLOCK_ON_TOKEN | CKF_TOKEN_INITIALIZED,
+	1,
+	2,
+	3,
+	4,
+	5,
+	6,
+	7,
+	8,
+	9,
+	10,
+	{ 75, 175 },
+	{ 85, 185 },
+	{ '1', '9', '9', '9', '0', '5', '2', '5', '0', '9', '1', '9', '5', '9', '0', '0' }
+};
+
+CK_RV
+gkm_test_C_GetTokenInfo (CK_SLOT_ID slotID, CK_TOKEN_INFO_PTR pInfo)
+{
+	g_assert (pInfo != NULL && "Invalid pInfo");
+
+	if (slotID == GKM_TEST_SLOT_ONE) {
+		memcpy (pInfo, &TEST_TOKEN_ONE, sizeof (*pInfo));
+		return CKR_OK;
+	} else if (slotID == GKM_TEST_SLOT_TWO) {
+		return CKR_TOKEN_NOT_PRESENT;
+	} else {
+		g_assert_not_reached (); /* "Invalid slot id" */
+		return CKR_SLOT_ID_INVALID;
+	}
+}
+
+/*
+ * TWO mechanisms:
+ *  CKM_T_CAPITALIZE
+ *  CKM_T_PREFIX
+ */
+
+CK_RV
+gkm_test_C_GetMechanismList (CK_SLOT_ID slotID, CK_MECHANISM_TYPE_PTR pMechanismList,
+                             CK_ULONG_PTR pulCount)
+{
+	g_assert (slotID == GKM_TEST_SLOT_ONE && "Invalid slotID");
+	g_assert (pulCount != NULL && "Invalid pulCount");
+
+	/* Application only wants to know the number of slots. */
+	if (pMechanismList == NULL) {
+		*pulCount = 2;
+		return CKR_OK;
+	}
+
+	if (*pulCount != 2) {
+		g_assert (*pulCount && "Passed in a bad count");
+		return CKR_BUFFER_TOO_SMALL;
+	}
+
+	pMechanismList[0] = CKM_T_CAPITALIZE;
+	pMechanismList[1] = CKM_T_PREFIX;
+	return CKR_OK;
+}
+
+static const CK_MECHANISM_INFO TEST_MECH_CAPITALIZE = {
+	512, 4096, 0
+};
+
+static const CK_MECHANISM_INFO TEST_MECH_PREFIX = {
+	2048, 2048, 0
+};
+
+CK_RV
+gkm_test_C_GetMechanismInfo (CK_SLOT_ID slotID, CK_MECHANISM_TYPE type,
+                             CK_MECHANISM_INFO_PTR pInfo)
+{
+	g_assert (slotID == GKM_TEST_SLOT_ONE && "Invalid slotID");
+	g_assert (pInfo != NULL && "Invalid pInfo");
+
+	if (type == CKM_T_CAPITALIZE) {
+		memcpy (pInfo, &TEST_MECH_CAPITALIZE, sizeof (*pInfo));
+		return CKR_OK;
+	} else if (type == CKM_T_PREFIX) {
+		memcpy (pInfo, &TEST_MECH_PREFIX, sizeof (*pInfo));
+		return CKR_OK;
+	} else {
+		g_assert_not_reached (); /* "Invalid type" */
+		return CKR_MECHANISM_INVALID;
+	}
+}
+
+CK_RV
+gkm_test_C_InitToken (CK_SLOT_ID slotID, CK_UTF8CHAR_PTR pPin, CK_ULONG ulPinLen,
+                      CK_UTF8CHAR_PTR pLabel)
+{
+	g_assert (slotID == GKM_TEST_SLOT_ONE && "Invalid slotID");
+	g_assert (pPin != NULL && "Invalid pPin");
+	g_assert (strlen ("TEST PIN") && "Invalid ulPinLen");
+	g_assert (strncmp ((gchar*)pPin, "TEST PIN", ulPinLen) == 0 && "Invalid pPin string");
+	g_assert (pLabel != NULL && "Invalid pLabel");
+	g_assert (strcmp ((gchar*)pPin, "TEST LABEL") == 0 && "Invalid pLabel string");
+
+	g_free (the_pin);
+	the_pin = g_strndup ((gchar*)pPin, ulPinLen);
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_WaitForSlotEvent (CK_FLAGS flags, CK_SLOT_ID_PTR pSlot, CK_VOID_PTR pReserved)
+{
+	g_assert_not_reached (); /* Not yet used by library */
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_OpenSession (CK_SLOT_ID slotID, CK_FLAGS flags, CK_VOID_PTR pApplication,
+                        CK_NOTIFY Notify, CK_SESSION_HANDLE_PTR phSession)
+{
+	Session *sess;
+
+	g_return_val_if_fail (slotID == GKM_TEST_SLOT_ONE, CKR_SLOT_ID_INVALID);
+	g_return_val_if_fail (phSession != NULL, CKR_ARGUMENTS_BAD);
+	g_return_val_if_fail ((flags & CKF_SERIAL_SESSION) == CKF_SERIAL_SESSION, CKR_SESSION_PARALLEL_NOT_SUPPORTED);
+
+	sess = g_new0 (Session, 1);
+	sess->handle = ++unique_identifier;
+	sess->info.flags = flags;
+	sess->info.slotID = slotID;
+	sess->info.state = 0;
+	sess->info.ulDeviceError = 1414;
+	sess->objects = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, (GDestroyNotify)gkm_template_free);
+	*phSession = sess->handle;
+
+	g_hash_table_replace (the_sessions, GUINT_TO_POINTER (sess->handle), sess);
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_CloseSession (CK_SESSION_HANDLE hSession)
+{
+	Session *session;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	g_hash_table_remove (the_sessions, GUINT_TO_POINTER (hSession));
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_CloseAllSessions (CK_SLOT_ID slotID)
+{
+	g_assert (slotID == GKM_TEST_SLOT_ONE && "Invalid slotID");
+
+	g_hash_table_remove_all (the_sessions);
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_GetFunctionStatus (CK_SESSION_HANDLE hSession)
+{
+	return CKR_FUNCTION_NOT_PARALLEL;
+}
+
+CK_RV
+gkm_test_C_CancelFunction (CK_SESSION_HANDLE hSession)
+{
+	return CKR_FUNCTION_NOT_PARALLEL;
+}
+
+CK_RV
+gkm_test_C_GetSessionInfo (CK_SESSION_HANDLE hSession, CK_SESSION_INFO_PTR pInfo)
+{
+	Session *session;
+
+	g_assert (pInfo != NULL && "Invalid pInfo");
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	memcpy (pInfo, &session->info, sizeof (*pInfo));
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_InitPIN (CK_SESSION_HANDLE hSession, CK_UTF8CHAR_PTR pPin,
+                    CK_ULONG ulPinLen)
+{
+	Session *session;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	g_free (the_pin);
+	the_pin = g_strndup ((gchar*)pPin, ulPinLen);
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_SetPIN (CK_SESSION_HANDLE hSession, CK_UTF8CHAR_PTR pOldPin,
+                   CK_ULONG ulOldLen, CK_UTF8CHAR_PTR pNewPin, CK_ULONG ulNewLen)
+{
+	Session *session;
+	gchar *old;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	old = g_strndup ((gchar*)pOldPin, ulOldLen);
+	if (!g_str_equal (old, the_pin))
+		return CKR_PIN_INCORRECT;
+
+	g_free (the_pin);
+	the_pin = g_strndup ((gchar*)pNewPin, ulNewLen);
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_GetOperationState (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pOperationState,
+                              CK_ULONG_PTR pulOperationStateLen)
+{
+	g_assert_not_reached (); /* Not yet used by library */
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_SetOperationState (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pOperationState,
+                              CK_ULONG ulOperationStateLen, CK_OBJECT_HANDLE hEncryptionKey,
+                              CK_OBJECT_HANDLE hAuthenticationKey)
+{
+	g_assert_not_reached (); /* Not yet used by library */
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_Login (CK_SESSION_HANDLE hSession, CK_USER_TYPE userType,
+                  CK_UTF8CHAR_PTR pPin, CK_ULONG pPinLen)
+{
+	Session *session;
+
+	g_return_val_if_fail (userType == CKU_SO ||
+	                      userType == CKU_USER ||
+	                      userType == CKU_CONTEXT_SPECIFIC,
+	                      CKR_USER_TYPE_INVALID);
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_return_val_if_fail (session != NULL, CKR_SESSION_HANDLE_INVALID);
+	g_return_val_if_fail (logged_in == FALSE, CKR_USER_ALREADY_LOGGED_IN);
+
+	if (!pPin)
+		return CKR_PIN_INCORRECT;
+
+	if (pPinLen != strlen (the_pin))
+		return CKR_PIN_INCORRECT;
+	if (strncmp ((gchar*)pPin, the_pin, pPinLen) != 0)
+		return CKR_PIN_INCORRECT;
+
+	if (userType == CKU_CONTEXT_SPECIFIC) {
+		session->want_context_login = CK_FALSE;
+	} else {
+		logged_in = TRUE;
+		user_type = userType;
+	}
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_Logout (CK_SESSION_HANDLE hSession)
+{
+	Session *session;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	g_assert (logged_in && "Not logged in");
+	logged_in = FALSE;
+	user_type = 0;
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_CreateObject (CK_SESSION_HANDLE hSession, CK_ATTRIBUTE_PTR pTemplate,
+                         CK_ULONG ulCount, CK_OBJECT_HANDLE_PTR phObject)
+{
+	GArray *attrs;
+	Session *session;
+	gboolean token, priv;
+
+	g_assert (phObject != NULL);
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	attrs = gkm_template_new (pTemplate, ulCount);
+
+	if (gkm_template_find_boolean (attrs, CKA_PRIVATE, &priv) && priv) {
+		if (!logged_in) {
+			gkm_template_free (attrs);
+			return CKR_USER_NOT_LOGGED_IN;
+		}
+	}
+
+	*phObject = ++unique_identifier;
+	if (gkm_template_find_boolean (attrs, CKA_TOKEN, &token) && token)
+		g_hash_table_insert (the_objects, GUINT_TO_POINTER (*phObject), attrs);
+	else
+		g_hash_table_insert (session->objects, GUINT_TO_POINTER (*phObject), attrs);
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_CopyObject (CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject,
+                       CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulCount,
+                       CK_OBJECT_HANDLE_PTR phNewObject)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DestroyObject (CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject)
+{
+	GArray *attrs;
+	Session *session;
+	gboolean priv;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	attrs = lookup_object (session, hObject);
+	if (!attrs) {
+		g_assert_not_reached (); /* "no such object found" */
+		return CKR_OBJECT_HANDLE_INVALID;
+	}
+
+	if (gkm_template_find_boolean (attrs, CKA_PRIVATE, &priv) && priv) {
+		if (!logged_in)
+			return CKR_USER_NOT_LOGGED_IN;
+	}
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_GetObjectSize (CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject,
+                          CK_ULONG_PTR pulSize)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_GetAttributeValue (CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject,
+                              CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulCount)
+{
+	CK_ATTRIBUTE_PTR result;
+	CK_RV ret = CKR_OK;
+	GArray *attrs;
+	CK_ATTRIBUTE_PTR attr;
+	Session *session;
+	CK_ULONG i;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	attrs = lookup_object (session, hObject);
+	if (!attrs) {
+		g_assert_not_reached (); /* "invalid object handle passed" */
+		return CKR_OBJECT_HANDLE_INVALID;
+	}
+
+	for (i = 0; i < ulCount; ++i) {
+		result = pTemplate + i;
+		attr = gkm_template_find (attrs, result->type);
+		if (!attr) {
+			result->ulValueLen = (CK_ULONG)-1;
+			ret = CKR_ATTRIBUTE_TYPE_INVALID;
+			continue;
+		}
+
+		if (!result->pValue) {
+			result->ulValueLen = attr->ulValueLen;
+			continue;
+		}
+
+		if (result->ulValueLen >= attr->ulValueLen) {
+			memcpy (result->pValue, attr->pValue, attr->ulValueLen);
+			continue;
+		}
+
+		result->ulValueLen = (CK_ULONG)-1;
+		ret = CKR_BUFFER_TOO_SMALL;
+	}
+
+	return ret;
+}
+
+CK_RV
+gkm_test_C_SetAttributeValue (CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hObject,
+                              CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulCount)
+{
+	Session *session;
+	GArray *attrs;
+	CK_ULONG i;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	attrs = lookup_object (session, hObject);
+	if (!attrs) {
+		g_assert_not_reached (); /* "invalid object handle passed" */
+		return CKR_OBJECT_HANDLE_INVALID;
+	}
+
+	for (i = 0; i < ulCount; ++i)
+		gkm_template_set (attrs, pTemplate + i);
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_FindObjectsInit (CK_SESSION_HANDLE hSession, CK_ATTRIBUTE_PTR pTemplate,
+                            CK_ULONG ulCount)
+{
+	GHashTableIter iter;
+	GArray *attrs;
+	CK_ATTRIBUTE_PTR attr;
+	CK_ATTRIBUTE_PTR match;
+	Session *session;
+	gpointer key, value;
+	gboolean matched = TRUE;
+	CK_ULONG i;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	/* Starting an operation, cancels any previous one */
+	if (session->operation != 0)
+		session->operation = 0;
+
+	session->operation = OP_FIND;
+
+	/* Token objects */
+	g_hash_table_iter_init (&iter, the_objects);
+	while (g_hash_table_iter_next (&iter, &key, &value)) {
+		attrs = (GArray*)value;
+		matched = TRUE;
+		for (i = 0; i < ulCount; ++i) {
+			match = pTemplate + i;
+			attr = gkm_template_find (attrs, match->type);
+			if (!attr) {
+				matched = FALSE;
+				break;
+			}
+
+			if (attr->ulValueLen != match->ulValueLen ||
+			    memcmp (attr->pValue, match->pValue, attr->ulValueLen) != 0) {
+				matched = FALSE;
+				break;
+			}
+		}
+
+		if (matched)
+			session->matches = g_list_prepend (session->matches, key);
+	}
+
+	/* session objects */
+	g_hash_table_iter_init (&iter, session->objects);
+	while (g_hash_table_iter_next (&iter, &key, &value)) {
+		attrs = (GArray*)value;
+		matched = TRUE;
+		for (i = 0; i < ulCount; ++i) {
+			match = pTemplate + i;
+			attr = gkm_template_find (attrs, match->type);
+			if (!attr) {
+				matched = FALSE;
+				break;
+			}
+
+			if (attr->ulValueLen != match->ulValueLen ||
+			    memcmp (attr->pValue, match->pValue, attr->ulValueLen) != 0) {
+				matched = FALSE;
+				break;
+			}
+		}
+
+		if (matched)
+			session->matches = g_list_prepend (session->matches, key);
+	}
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_FindObjects (CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE_PTR phObject,
+                        CK_ULONG ulMaxObjectCount, CK_ULONG_PTR pulObjectCount)
+{
+	Session *session;
+
+	g_assert (phObject != NULL);
+	g_assert (pulObjectCount != NULL);
+	g_assert (ulMaxObjectCount != 0);
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	if (session->operation != OP_FIND) {
+		g_assert_not_reached (); /* "invalid call to FindObjects" */
+		return CKR_OPERATION_NOT_INITIALIZED;
+	}
+
+	*pulObjectCount = 0;
+	while (ulMaxObjectCount > 0 && session->matches) {
+		*phObject = GPOINTER_TO_UINT (session->matches->data);
+		++phObject;
+		--ulMaxObjectCount;
+		++(*pulObjectCount);
+		session->matches = g_list_remove (session->matches, session->matches->data);
+	}
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_FindObjectsFinal (CK_SESSION_HANDLE hSession)
+{
+
+	Session *session;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	if (session->operation != OP_FIND) {
+		g_assert_not_reached (); /* "invalid call to FindObjectsFinal" */
+		return CKR_OPERATION_NOT_INITIALIZED;
+	}
+
+	session->operation = 0;
+	g_list_free (session->matches);
+	session->matches = NULL;
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_EncryptInit (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                        CK_OBJECT_HANDLE hKey)
+{
+	Session *session;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	/* Starting an operation, cancels any previous one */
+	if (session->operation != 0)
+		session->operation = 0;
+
+	g_assert (pMechanism);
+	g_assert (pMechanism->mechanism == CKM_T_CAPITALIZE);
+	g_assert (hKey == PUBLIC_KEY_CAPITALIZE);
+
+	session->operation = OP_CRYPTO;
+	session->crypto_method = CKA_ENCRYPT;
+	session->crypto_mechanism = CKM_T_CAPITALIZE;
+	session->crypto_key = hKey;
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_Encrypt (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pData, CK_ULONG ulDataLen,
+                    CK_BYTE_PTR pEncryptedData, CK_ULONG_PTR pulEncryptedDataLen)
+{
+	Session *session;
+	CK_ULONG i;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	if (session->operation != OP_CRYPTO) {
+		g_assert_not_reached (); /* "invalid call to Encrypt" */
+		return CKR_OPERATION_NOT_INITIALIZED;
+	}
+
+	g_assert (pData);
+	g_assert (pulEncryptedDataLen);
+	g_assert (session->crypto_method == CKA_ENCRYPT);
+	g_assert (session->crypto_mechanism == CKM_T_CAPITALIZE);
+	g_assert (session->crypto_key == PUBLIC_KEY_CAPITALIZE);
+
+	if (!pEncryptedData) {
+		*pulEncryptedDataLen = ulDataLen;
+		return CKR_OK;
+	}
+
+	if (*pulEncryptedDataLen < ulDataLen) {
+		*pulEncryptedDataLen = ulDataLen;
+		return CKR_BUFFER_TOO_SMALL;
+	}
+
+	for (i = 0; i < ulDataLen; ++i)
+		pEncryptedData[i] = g_ascii_toupper (pData[i]);
+	*pulEncryptedDataLen = ulDataLen;
+
+	session->operation = 0;
+	session->crypto_method = 0;
+	session->crypto_mechanism = 0;
+	session->crypto_key = 0;
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_EncryptUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pPart,
+                          CK_ULONG ulPartLen, CK_BYTE_PTR pEncryptedPart,
+                          CK_ULONG_PTR pulEncryptedPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_EncryptFinal (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pLastEncryptedPart,
+                         CK_ULONG_PTR pulLastEncryptedPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DecryptInit (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                        CK_OBJECT_HANDLE hKey)
+{
+	Session *session;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	/* Starting an operation, cancels any previous one */
+	if (session->operation != 0)
+		session->operation = 0;
+
+	g_assert (pMechanism);
+	g_assert (pMechanism->mechanism == CKM_T_CAPITALIZE);
+	g_assert (hKey == PRIVATE_KEY_CAPITALIZE);
+
+	session->operation = OP_CRYPTO;
+	session->crypto_method = CKA_DECRYPT;
+	session->crypto_mechanism = CKM_T_CAPITALIZE;
+	session->crypto_key = hKey;
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_Decrypt (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pEncryptedData,
+                    CK_ULONG ulEncryptedDataLen, CK_BYTE_PTR pData, CK_ULONG_PTR pulDataLen)
+{
+	Session *session;
+	CK_ULONG i;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	if (session->operation != OP_CRYPTO) {
+		g_assert_not_reached (); /* "invalid call to Encrypt" */
+		return CKR_OPERATION_NOT_INITIALIZED;
+	}
+
+	g_assert (pEncryptedData);
+	g_assert (pulDataLen);
+	g_assert (session->crypto_method == CKA_DECRYPT);
+	g_assert (session->crypto_mechanism == CKM_T_CAPITALIZE);
+	g_assert (session->crypto_key == PRIVATE_KEY_CAPITALIZE);
+
+	if (!pData) {
+		*pulDataLen = ulEncryptedDataLen;
+		return CKR_OK;
+	}
+
+	if (*pulDataLen < ulEncryptedDataLen) {
+		*pulDataLen = ulEncryptedDataLen;
+		return CKR_BUFFER_TOO_SMALL;
+	}
+
+	for (i = 0; i < ulEncryptedDataLen; ++i)
+		pData[i] = g_ascii_tolower (pEncryptedData[i]);
+	*pulDataLen = ulEncryptedDataLen;
+
+	session->operation = 0;
+	session->crypto_method = 0;
+	session->crypto_mechanism = 0;
+	session->crypto_key = 0;
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_DecryptUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pEncryptedPart,
+                          CK_ULONG ulEncryptedPartLen, CK_BYTE_PTR pPart, CK_ULONG_PTR pulPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DecryptFinal (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pLastPart,
+                         CK_ULONG_PTR pulLastPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DigestInit (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_Digest (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pData, CK_ULONG ulDataLen,
+                   CK_BYTE_PTR pDigest, CK_ULONG_PTR pulDigestLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DigestUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pPart, CK_ULONG ulPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DigestKey (CK_SESSION_HANDLE hSession, CK_OBJECT_HANDLE hKey)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DigestFinal (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pDigest,
+                        CK_ULONG_PTR pulDigestLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_SignInit (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                     CK_OBJECT_HANDLE hKey)
+{
+	Session *session;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	/* Starting an operation, cancels any previous one */
+	if (session->operation != 0)
+		session->operation = 0;
+
+	g_assert (pMechanism);
+	g_assert (pMechanism->mechanism == CKM_T_PREFIX);
+	g_assert (hKey == PRIVATE_KEY_PREFIX);
+
+	session->operation = OP_CRYPTO;
+	session->crypto_method = CKA_SIGN;
+	session->crypto_mechanism = CKM_T_PREFIX;
+	session->crypto_key = hKey;
+
+	if (pMechanism->pParameter) {
+		g_assert (pMechanism->ulParameterLen < sizeof (session->sign_prefix));
+		memcpy (session->sign_prefix, pMechanism->pParameter, pMechanism->ulParameterLen);
+		session->n_sign_prefix = pMechanism->ulParameterLen;
+	} else {
+		g_assert (strlen (SIGNED_PREFIX) + 1 < sizeof (session->sign_prefix));
+		strcpy ((gchar*)session->sign_prefix, SIGNED_PREFIX);
+		session->n_sign_prefix = strlen (SIGNED_PREFIX);
+	}
+
+	/* The private key has CKA_ALWAYS_AUTHENTICATE above */
+	session->want_context_login = CK_TRUE;
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_Sign (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pData, CK_ULONG ulDataLen,
+                 CK_BYTE_PTR pSignature, CK_ULONG_PTR pulSignatureLen)
+{
+	Session *session;
+	CK_ULONG length;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	if (session->operation != OP_CRYPTO) {
+		g_assert_not_reached (); /* "invalid call to Encrypt" */
+		return CKR_OPERATION_NOT_INITIALIZED;
+	}
+
+	if (session->want_context_login)
+		return CKR_USER_NOT_LOGGED_IN;
+
+	g_assert (pData);
+	g_assert (pulSignatureLen);
+	g_assert (session->crypto_method == CKA_SIGN);
+	g_assert (session->crypto_mechanism == CKM_T_PREFIX);
+	g_assert (session->crypto_key == PRIVATE_KEY_PREFIX);
+
+	length = session->n_sign_prefix + ulDataLen;
+
+	if (!pSignature) {
+		*pulSignatureLen = length;
+		return CKR_OK;
+	}
+
+	if (*pulSignatureLen < length) {
+		*pulSignatureLen = length;
+		return CKR_BUFFER_TOO_SMALL;
+	}
+
+	memcpy (pSignature, session->sign_prefix, session->n_sign_prefix);
+	memcpy (pSignature + session->n_sign_prefix, pData, ulDataLen);
+	*pulSignatureLen = length;
+
+	session->operation = 0;
+	session->crypto_method = 0;
+	session->crypto_mechanism = 0;
+	session->crypto_key = 0;
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_SignUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pPart, CK_ULONG ulPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_SignFinal (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pSignature,
+                      CK_ULONG_PTR pulSignatureLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_SignRecoverInit (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                            CK_OBJECT_HANDLE hKey)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_SignRecover (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pData, CK_ULONG ulDataLen,
+                        CK_BYTE_PTR pSignature, CK_ULONG_PTR pulSignatureLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_VerifyInit (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                       CK_OBJECT_HANDLE hKey)
+{
+	Session *session;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	/* Starting an operation, cancels any previous one */
+	if (session->operation != 0)
+		session->operation = 0;
+
+	g_assert (pMechanism);
+	g_assert (pMechanism->mechanism == CKM_T_PREFIX);
+	g_assert (hKey == PUBLIC_KEY_PREFIX);
+
+	session->operation = OP_CRYPTO;
+	session->crypto_method = CKA_VERIFY;
+	session->crypto_mechanism = CKM_T_PREFIX;
+	session->crypto_key = hKey;
+
+	if (pMechanism->pParameter) {
+		g_assert (pMechanism->ulParameterLen < sizeof (session->sign_prefix));
+		memcpy (session->sign_prefix, pMechanism->pParameter, pMechanism->ulParameterLen);
+		session->n_sign_prefix = pMechanism->ulParameterLen;
+	} else {
+		g_assert (strlen (SIGNED_PREFIX) + 1 < sizeof (session->sign_prefix));
+		strcpy ((gchar*)session->sign_prefix, SIGNED_PREFIX);
+		session->n_sign_prefix = strlen (SIGNED_PREFIX);
+	}
+
+	return CKR_OK;
+}
+
+CK_RV
+gkm_test_C_Verify (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pData, CK_ULONG ulDataLen,
+                   CK_BYTE_PTR pSignature, CK_ULONG ulSignatureLen)
+{
+	Session *session;
+	CK_ULONG length;
+
+	session = g_hash_table_lookup (the_sessions, GUINT_TO_POINTER (hSession));
+	g_assert (session != NULL && "No such session found");
+	if (!session)
+		return CKR_SESSION_HANDLE_INVALID;
+
+	if (session->operation != OP_CRYPTO) {
+		g_assert_not_reached (); /* "invalid call to Encrypt" */
+		return CKR_OPERATION_NOT_INITIALIZED;
+	}
+
+	g_assert (pData);
+	g_assert (pSignature);
+	g_assert (session->crypto_method == CKA_VERIFY);
+	g_assert (session->crypto_mechanism == CKM_T_PREFIX);
+	g_assert (session->crypto_key == PUBLIC_KEY_PREFIX);
+
+	length = session->n_sign_prefix + ulDataLen;
+
+	if (ulSignatureLen < length) {
+		g_assert (FALSE);
+		return CKR_SIGNATURE_LEN_RANGE;
+	}
+
+	if (memcmp (pSignature, session->sign_prefix, session->n_sign_prefix) == 0 &&
+	    memcmp (pSignature + session->n_sign_prefix, pData, ulDataLen) == 0)
+		return CKR_OK;
+
+	return CKR_SIGNATURE_INVALID;
+}
+
+CK_RV
+gkm_test_C_VerifyUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pPart, CK_ULONG ulPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_VerifyFinal (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pSignature,
+                        CK_ULONG pulSignatureLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_VerifyRecoverInit (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                              CK_OBJECT_HANDLE hKey)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_VerifyRecover (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pSignature,
+                          CK_ULONG pulSignatureLen, CK_BYTE_PTR pData, CK_ULONG_PTR pulDataLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DigestEncryptUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pPart,
+                                CK_ULONG ulPartLen, CK_BYTE_PTR pEncryptedPart,
+                                CK_ULONG_PTR ulEncryptedPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DecryptDigestUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pEncryptedPart,
+                                CK_ULONG ulEncryptedPartLen, CK_BYTE_PTR pPart,
+                                CK_ULONG_PTR pulPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_SignEncryptUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pPart,
+                              CK_ULONG ulPartLen, CK_BYTE_PTR pEncryptedPart,
+                              CK_ULONG_PTR ulEncryptedPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DecryptVerifyUpdate (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pEncryptedPart,
+                                CK_ULONG ulEncryptedPartLen, CK_BYTE_PTR pPart,
+                                CK_ULONG_PTR pulPartLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_GenerateKey (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                        CK_ATTRIBUTE_PTR pTemplate, CK_ULONG ulCount,
+                        CK_OBJECT_HANDLE_PTR phKey)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_GenerateKeyPair (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                            CK_ATTRIBUTE_PTR pPublicKeyTemplate, CK_ULONG ulPublicKeyAttributeCount,
+                            CK_ATTRIBUTE_PTR pPrivateKeyTemplate, CK_ULONG ulPrivateKeyAttributeCount,
+                            CK_OBJECT_HANDLE_PTR phPublicKey, CK_OBJECT_HANDLE_PTR phPrivateKey)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_WrapKey (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                    CK_OBJECT_HANDLE hWrappingKey, CK_OBJECT_HANDLE hKey,
+                    CK_BYTE_PTR pWrappedKey, CK_ULONG_PTR pulWrappedKeyLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_UnwrapKey (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                      CK_OBJECT_HANDLE pUnwrappingKey, CK_BYTE_PTR pWrappedKey,
+                      CK_ULONG pulWrappedKeyLen, CK_ATTRIBUTE_PTR pTemplate,
+                      CK_ULONG ulCount, CK_OBJECT_HANDLE_PTR phKey)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_DeriveKey (CK_SESSION_HANDLE hSession, CK_MECHANISM_PTR pMechanism,
+                      CK_OBJECT_HANDLE hBaseKey, CK_ATTRIBUTE_PTR pTemplate,
+                      CK_ULONG ulCount, CK_OBJECT_HANDLE_PTR phKey)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_SeedRandom (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pSeed, CK_ULONG ulSeedLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+CK_RV
+gkm_test_C_GenerateRandom (CK_SESSION_HANDLE hSession, CK_BYTE_PTR pRandomData,
+                           CK_ULONG ulRandomLen)
+{
+	return CKR_FUNCTION_NOT_SUPPORTED;
+}
+
+static CK_FUNCTION_LIST functionList = {
+	{ 2, 11 },	/* version */
+	gkm_test_C_Initialize,
+	gkm_test_C_Finalize,
+	gkm_test_C_GetInfo,
+	gkm_test_C_GetFunctionList,
+	gkm_test_C_GetSlotList,
+	gkm_test_C_GetSlotInfo,
+	gkm_test_C_GetTokenInfo,
+	gkm_test_C_GetMechanismList,
+	gkm_test_C_GetMechanismInfo,
+	gkm_test_C_InitToken,
+	gkm_test_C_InitPIN,
+	gkm_test_C_SetPIN,
+	gkm_test_C_OpenSession,
+	gkm_test_C_CloseSession,
+	gkm_test_C_CloseAllSessions,
+	gkm_test_C_GetSessionInfo,
+	gkm_test_C_GetOperationState,
+	gkm_test_C_SetOperationState,
+	gkm_test_C_Login,
+	gkm_test_C_Logout,
+	gkm_test_C_CreateObject,
+	gkm_test_C_CopyObject,
+	gkm_test_C_DestroyObject,
+	gkm_test_C_GetObjectSize,
+	gkm_test_C_GetAttributeValue,
+	gkm_test_C_SetAttributeValue,
+	gkm_test_C_FindObjectsInit,
+	gkm_test_C_FindObjects,
+	gkm_test_C_FindObjectsFinal,
+	gkm_test_C_EncryptInit,
+	gkm_test_C_Encrypt,
+	gkm_test_C_EncryptUpdate,
+	gkm_test_C_EncryptFinal,
+	gkm_test_C_DecryptInit,
+	gkm_test_C_Decrypt,
+	gkm_test_C_DecryptUpdate,
+	gkm_test_C_DecryptFinal,
+	gkm_test_C_DigestInit,
+	gkm_test_C_Digest,
+	gkm_test_C_DigestUpdate,
+	gkm_test_C_DigestKey,
+	gkm_test_C_DigestFinal,
+	gkm_test_C_SignInit,
+	gkm_test_C_Sign,
+	gkm_test_C_SignUpdate,
+	gkm_test_C_SignFinal,
+	gkm_test_C_SignRecoverInit,
+	gkm_test_C_SignRecover,
+	gkm_test_C_VerifyInit,
+	gkm_test_C_Verify,
+	gkm_test_C_VerifyUpdate,
+	gkm_test_C_VerifyFinal,
+	gkm_test_C_VerifyRecoverInit,
+	gkm_test_C_VerifyRecover,
+	gkm_test_C_DigestEncryptUpdate,
+	gkm_test_C_DecryptDigestUpdate,
+	gkm_test_C_SignEncryptUpdate,
+	gkm_test_C_DecryptVerifyUpdate,
+	gkm_test_C_GenerateKey,
+	gkm_test_C_GenerateKeyPair,
+	gkm_test_C_WrapKey,
+	gkm_test_C_UnwrapKey,
+	gkm_test_C_DeriveKey,
+	gkm_test_C_SeedRandom,
+	gkm_test_C_GenerateRandom,
+	gkm_test_C_GetFunctionStatus,
+	gkm_test_C_CancelFunction,
+	gkm_test_C_WaitForSlotEvent
+};