--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/jdk.crypto.token/share/native/libj2pkcs11/p11_util.c Wed Dec 14 10:51:13 2016 -0800
@@ -0,0 +1,1157 @@
+/*
+ * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
+ */
+
+/* Copyright (c) 2002 Graz University of Technology. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * 3. The end-user documentation included with the redistribution, if any, must
+ * include the following acknowledgment:
+ *
+ * "This product includes software developed by IAIK of Graz University of
+ * Technology."
+ *
+ * Alternately, this acknowledgment may appear in the software itself, if
+ * and wherever such third-party acknowledgments normally appear.
+ *
+ * 4. The names "Graz University of Technology" and "IAIK of Graz University of
+ * Technology" must not be used to endorse or promote products derived from
+ * this software without prior written permission.
+ *
+ * 5. Products derived from this software may not be called
+ * "IAIK PKCS Wrapper", nor may "IAIK" appear in their name, without prior
+ * written permission of Graz University of Technology.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE LICENSOR BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
+ * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
+ * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "pkcs11wrapper.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+
+/* declare file private functions */
+
+ModuleData * getModuleEntry(JNIEnv *env, jobject pkcs11Implementation);
+int isModulePresent(JNIEnv *env, jobject pkcs11Implementation);
+void removeAllModuleEntries(JNIEnv *env);
+
+
+/* ************************************************************************** */
+/* Functions for keeping track of currently active and loaded modules */
+/* ************************************************************************** */
+
+
+/*
+ * Create a new object for locking.
+ */
+jobject createLockObject(JNIEnv *env) {
+ jclass jObjectClass;
+ jobject jLockObject;
+ jmethodID jConstructor;
+
+ jObjectClass = (*env)->FindClass(env, "java/lang/Object");
+ if (jObjectClass == NULL) { return NULL; }
+ jConstructor = (*env)->GetMethodID(env, jObjectClass, "<init>", "()V");
+ if (jConstructor == NULL) { return NULL; }
+ jLockObject = (*env)->NewObject(env, jObjectClass, jConstructor);
+ if (jLockObject == NULL) { return NULL; }
+ jLockObject = (*env)->NewGlobalRef(env, jLockObject);
+
+ return jLockObject ;
+}
+
+/*
+ * Create a new object for locking.
+ */
+void destroyLockObject(JNIEnv *env, jobject jLockObject) {
+ if (jLockObject != NULL) {
+ (*env)->DeleteGlobalRef(env, jLockObject);
+ }
+}
+
+/*
+ * Add the given pkcs11Implementation object to the list of present modules.
+ * Attach the given data to the entry. If the given pkcs11Implementation is
+ * already in the lsit, just override its old module data with the new one.
+ * None of the arguments can be NULL. If one of the arguments is NULL, this
+ * function does nothing.
+ */
+void putModuleEntry(JNIEnv *env, jobject pkcs11Implementation, ModuleData *moduleData) {
+ if (pkcs11Implementation == NULL_PTR) {
+ return ;
+ }
+ if (moduleData == NULL) {
+ return ;
+ }
+ (*env)->SetLongField(env, pkcs11Implementation, pNativeDataID, ptr_to_jlong(moduleData));
+}
+
+
+/*
+ * Get the module data of the entry for the given pkcs11Implementation. Returns
+ * NULL, if the pkcs11Implementation is not in the list.
+ */
+ModuleData * getModuleEntry(JNIEnv *env, jobject pkcs11Implementation) {
+ jlong jData;
+ if (pkcs11Implementation == NULL) {
+ return NULL;
+ }
+ jData = (*env)->GetLongField(env, pkcs11Implementation, pNativeDataID);
+ return (ModuleData*)jlong_to_ptr(jData);
+}
+
+CK_FUNCTION_LIST_PTR getFunctionList(JNIEnv *env, jobject pkcs11Implementation) {
+ ModuleData *moduleData;
+ CK_FUNCTION_LIST_PTR ckpFunctions;
+
+ moduleData = getModuleEntry(env, pkcs11Implementation);
+ if (moduleData == NULL) {
+ throwDisconnectedRuntimeException(env);
+ return NULL;
+ }
+ ckpFunctions = moduleData->ckFunctionListPtr;
+ return ckpFunctions;
+}
+
+
+/*
+ * Returns 1, if the given pkcs11Implementation is in the list.
+ * 0, otherwise.
+ */
+int isModulePresent(JNIEnv *env, jobject pkcs11Implementation) {
+ int present;
+
+ ModuleData *moduleData = getModuleEntry(env, pkcs11Implementation);
+
+ present = (moduleData != NULL) ? 1 : 0;
+
+ return present ;
+}
+
+
+/*
+ * Removes the entry for the given pkcs11Implementation from the list. Returns
+ * the module's data, after the node was removed. If this function returns NULL
+ * the pkcs11Implementation was not in the list.
+ */
+ModuleData * removeModuleEntry(JNIEnv *env, jobject pkcs11Implementation) {
+ ModuleData *moduleData = getModuleEntry(env, pkcs11Implementation);
+ if (moduleData == NULL) {
+ return NULL;
+ }
+ (*env)->SetLongField(env, pkcs11Implementation, pNativeDataID, 0);
+ return moduleData;
+}
+
+/*
+ * Removes all present entries from the list of modules and frees all
+ * associated resources. This function is used for clean-up.
+ */
+void removeAllModuleEntries(JNIEnv *env) {
+ /* XXX empty */
+}
+
+/* ************************************************************************** */
+/* Below there follow the helper functions to support conversions between */
+/* Java and Cryptoki types */
+/* ************************************************************************** */
+
+/*
+ * function to convert a PKCS#11 return value into a PKCS#11Exception
+ *
+ * This function generates a PKCS#11Exception with the returnValue as the errorcode
+ * if the returnValue is not CKR_OK. The functin returns 0, if the returnValue is
+ * CKR_OK. Otherwise, it returns the returnValue as a jLong.
+ *
+ * @param env - used to call JNI funktions and to get the Exception class
+ * @param returnValue - of the PKCS#11 function
+ */
+jlong ckAssertReturnValueOK(JNIEnv *env, CK_RV returnValue)
+{
+ jclass jPKCS11ExceptionClass;
+ jmethodID jConstructor;
+ jthrowable jPKCS11Exception;
+ jlong jErrorCode = 0L;
+
+ if (returnValue != CKR_OK) {
+ jErrorCode = ckULongToJLong(returnValue);
+ jPKCS11ExceptionClass = (*env)->FindClass(env, CLASS_PKCS11EXCEPTION);
+ if (jPKCS11ExceptionClass != NULL) {
+ jConstructor = (*env)->GetMethodID(env, jPKCS11ExceptionClass, "<init>", "(J)V");
+ if (jConstructor != NULL) {
+ jPKCS11Exception = (jthrowable) (*env)->NewObject(env, jPKCS11ExceptionClass, jConstructor, jErrorCode);
+ if (jPKCS11Exception != NULL) {
+ (*env)->Throw(env, jPKCS11Exception);
+ }
+ }
+ }
+ (*env)->DeleteLocalRef(env, jPKCS11ExceptionClass);
+ }
+ return jErrorCode ;
+}
+
+
+/*
+ * Throws a Java Exception by name
+ */
+void throwByName(JNIEnv *env, const char *name, const char *msg)
+{
+ jclass cls = (*env)->FindClass(env, name);
+
+ if (cls != 0) /* Otherwise an exception has already been thrown */
+ (*env)->ThrowNew(env, cls, msg);
+}
+
+/*
+ * Throws java.lang.OutOfMemoryError
+ */
+void throwOutOfMemoryError(JNIEnv *env, const char *msg)
+{
+ throwByName(env, "java/lang/OutOfMemoryError", msg);
+}
+
+/*
+ * Throws java.lang.NullPointerException
+ */
+void throwNullPointerException(JNIEnv *env, const char *msg)
+{
+ throwByName(env, "java/lang/NullPointerException", msg);
+}
+
+/*
+ * Throws java.io.IOException
+ */
+void throwIOException(JNIEnv *env, const char *msg)
+{
+ throwByName(env, "java/io/IOException", msg);
+}
+
+/*
+ * This function simply throws a PKCS#11RuntimeException with the given
+ * string as its message.
+ *
+ * @param env Used to call JNI funktions and to get the Exception class.
+ * @param jmessage The message string of the Exception object.
+ */
+void throwPKCS11RuntimeException(JNIEnv *env, const char *message)
+{
+ throwByName(env, CLASS_PKCS11RUNTIMEEXCEPTION, message);
+}
+
+/*
+ * This function simply throws a PKCS#11RuntimeException. The message says that
+ * the object is not connected to the module.
+ *
+ * @param env Used to call JNI funktions and to get the Exception class.
+ */
+void throwDisconnectedRuntimeException(JNIEnv *env)
+{
+ throwPKCS11RuntimeException(env, "This object is not connected to a module.");
+}
+
+/* This function frees the specified CK_ATTRIBUTE array.
+ *
+ * @param attrPtr pointer to the to-be-freed CK_ATTRIBUTE array.
+ * @param len the length of the array
+ */
+void freeCKAttributeArray(CK_ATTRIBUTE_PTR attrPtr, int len)
+{
+ int i;
+
+ for (i=0; i<len; i++) {
+ if (attrPtr[i].pValue != NULL_PTR) {
+ free(attrPtr[i].pValue);
+ }
+ }
+ free(attrPtr);
+}
+
+/*
+ * the following functions convert Java arrays to PKCS#11 array pointers and
+ * their array length and vice versa
+ *
+ * void j<Type>ArrayToCK<Type>Array(JNIEnv *env,
+ * const j<Type>Array jArray,
+ * CK_<Type>_PTR *ckpArray,
+ * CK_ULONG_PTR ckLength);
+ *
+ * j<Type>Array ck<Type>ArrayToJ<Type>Array(JNIEnv *env,
+ * const CK_<Type>_PTR ckpArray,
+ * CK_ULONG ckLength);
+ *
+ * PKCS#11 arrays consist always of a pointer to the beginning of the array and
+ * the array length whereas Java arrays carry their array length.
+ *
+ * The Functions to convert a Java array to a PKCS#11 array are void functions.
+ * Their arguments are the Java array object to convert, the reference to the
+ * array pointer, where the new PKCS#11 array should be stored and the reference
+ * to the array length where the PKCS#11 array length should be stored. These two
+ * references must not be NULL_PTR.
+ *
+ * The functions first obtain the array length of the Java array and then allocate
+ * the memory for the PKCS#11 array and set the array length. Then each element
+ * gets converted depending on their type. After use the allocated memory of the
+ * PKCS#11 array has to be explicitly freed.
+ *
+ * The Functions to convert a PKCS#11 array to a Java array get the PKCS#11 array
+ * pointer and the array length and they return the new Java array object. The
+ * Java array does not need to get freed after use.
+ */
+
+/*
+ * converts a jbooleanArray to a CK_BBOOL array. The allocated memory has to be freed after use!
+ *
+ * @param env - used to call JNI funktions to get the array informtaion
+ * @param jArray - the Java array to convert
+ * @param ckpArray - the reference, where the pointer to the new CK_BBOOL array will be stored
+ * @param ckpLength - the reference, where the array length will be stored
+ */
+void jBooleanArrayToCKBBoolArray(JNIEnv *env, const jbooleanArray jArray, CK_BBOOL **ckpArray, CK_ULONG_PTR ckpLength)
+{
+ jboolean* jpTemp;
+ CK_ULONG i;
+
+ if(jArray == NULL) {
+ *ckpArray = NULL_PTR;
+ *ckpLength = 0L;
+ return;
+ }
+ *ckpLength = (*env)->GetArrayLength(env, jArray);
+ jpTemp = (jboolean*) malloc((*ckpLength) * sizeof(jboolean));
+ if (jpTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ (*env)->GetBooleanArrayRegion(env, jArray, 0, *ckpLength, jpTemp);
+ if ((*env)->ExceptionCheck(env)) {
+ free(jpTemp);
+ return;
+ }
+
+ *ckpArray = (CK_BBOOL*) malloc ((*ckpLength) * sizeof(CK_BBOOL));
+ if (*ckpArray == NULL) {
+ free(jpTemp);
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ for (i=0; i<(*ckpLength); i++) {
+ (*ckpArray)[i] = jBooleanToCKBBool(jpTemp[i]);
+ }
+ free(jpTemp);
+}
+
+/*
+ * converts a jbyteArray to a CK_BYTE array. The allocated memory has to be freed after use!
+ *
+ * @param env - used to call JNI funktions to get the array informtaion
+ * @param jArray - the Java array to convert
+ * @param ckpArray - the reference, where the pointer to the new CK_BYTE array will be stored
+ * @param ckpLength - the reference, where the array length will be stored
+ */
+void jByteArrayToCKByteArray(JNIEnv *env, const jbyteArray jArray, CK_BYTE_PTR *ckpArray, CK_ULONG_PTR ckpLength)
+{
+ jbyte* jpTemp;
+ CK_ULONG i;
+
+ if(jArray == NULL) {
+ *ckpArray = NULL_PTR;
+ *ckpLength = 0L;
+ return;
+ }
+ *ckpLength = (*env)->GetArrayLength(env, jArray);
+ jpTemp = (jbyte*) malloc((*ckpLength) * sizeof(jbyte));
+ if (jpTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ (*env)->GetByteArrayRegion(env, jArray, 0, *ckpLength, jpTemp);
+ if ((*env)->ExceptionCheck(env)) {
+ free(jpTemp);
+ return;
+ }
+
+ /* if CK_BYTE is the same size as jbyte, we save an additional copy */
+ if (sizeof(CK_BYTE) == sizeof(jbyte)) {
+ *ckpArray = (CK_BYTE_PTR) jpTemp;
+ } else {
+ *ckpArray = (CK_BYTE_PTR) malloc ((*ckpLength) * sizeof(CK_BYTE));
+ if (*ckpArray == NULL) {
+ free(jpTemp);
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ for (i=0; i<(*ckpLength); i++) {
+ (*ckpArray)[i] = jByteToCKByte(jpTemp[i]);
+ }
+ free(jpTemp);
+ }
+}
+
+/*
+ * converts a jlongArray to a CK_ULONG array. The allocated memory has to be freed after use!
+ *
+ * @param env - used to call JNI funktions to get the array informtaion
+ * @param jArray - the Java array to convert
+ * @param ckpArray - the reference, where the pointer to the new CK_ULONG array will be stored
+ * @param ckpLength - the reference, where the array length will be stored
+ */
+void jLongArrayToCKULongArray(JNIEnv *env, const jlongArray jArray, CK_ULONG_PTR *ckpArray, CK_ULONG_PTR ckpLength)
+{
+ jlong* jTemp;
+ CK_ULONG i;
+
+ if(jArray == NULL) {
+ *ckpArray = NULL_PTR;
+ *ckpLength = 0L;
+ return;
+ }
+ *ckpLength = (*env)->GetArrayLength(env, jArray);
+ jTemp = (jlong*) malloc((*ckpLength) * sizeof(jlong));
+ if (jTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ (*env)->GetLongArrayRegion(env, jArray, 0, *ckpLength, jTemp);
+ if ((*env)->ExceptionCheck(env)) {
+ free(jTemp);
+ return;
+ }
+
+ *ckpArray = (CK_ULONG_PTR) malloc (*ckpLength * sizeof(CK_ULONG));
+ if (*ckpArray == NULL) {
+ free(jTemp);
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ for (i=0; i<(*ckpLength); i++) {
+ (*ckpArray)[i] = jLongToCKULong(jTemp[i]);
+ }
+ free(jTemp);
+}
+
+/*
+ * converts a jcharArray to a CK_CHAR array. The allocated memory has to be freed after use!
+ *
+ * @param env - used to call JNI funktions to get the array informtaion
+ * @param jArray - the Java array to convert
+ * @param ckpArray - the reference, where the pointer to the new CK_CHAR array will be stored
+ * @param ckpLength - the reference, where the array length will be stored
+ */
+void jCharArrayToCKCharArray(JNIEnv *env, const jcharArray jArray, CK_CHAR_PTR *ckpArray, CK_ULONG_PTR ckpLength)
+{
+ jchar* jpTemp;
+ CK_ULONG i;
+
+ if(jArray == NULL) {
+ *ckpArray = NULL_PTR;
+ *ckpLength = 0L;
+ return;
+ }
+ *ckpLength = (*env)->GetArrayLength(env, jArray);
+ jpTemp = (jchar*) malloc((*ckpLength) * sizeof(jchar));
+ if (jpTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ (*env)->GetCharArrayRegion(env, jArray, 0, *ckpLength, jpTemp);
+ if ((*env)->ExceptionCheck(env)) {
+ free(jpTemp);
+ return;
+ }
+
+ *ckpArray = (CK_CHAR_PTR) malloc (*ckpLength * sizeof(CK_CHAR));
+ if (*ckpArray == NULL) {
+ free(jpTemp);
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ for (i=0; i<(*ckpLength); i++) {
+ (*ckpArray)[i] = jCharToCKChar(jpTemp[i]);
+ }
+ free(jpTemp);
+}
+
+/*
+ * converts a jcharArray to a CK_UTF8CHAR array. The allocated memory has to be freed after use!
+ *
+ * @param env - used to call JNI funktions to get the array informtaion
+ * @param jArray - the Java array to convert
+ * @param ckpArray - the reference, where the pointer to the new CK_UTF8CHAR array will be stored
+ * @param ckpLength - the reference, where the array length will be stored
+ */
+void jCharArrayToCKUTF8CharArray(JNIEnv *env, const jcharArray jArray, CK_UTF8CHAR_PTR *ckpArray, CK_ULONG_PTR ckpLength)
+{
+ jchar* jTemp;
+ CK_ULONG i;
+
+ if(jArray == NULL) {
+ *ckpArray = NULL_PTR;
+ *ckpLength = 0L;
+ return;
+ }
+ *ckpLength = (*env)->GetArrayLength(env, jArray);
+ jTemp = (jchar*) malloc((*ckpLength) * sizeof(jchar));
+ if (jTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ (*env)->GetCharArrayRegion(env, jArray, 0, *ckpLength, jTemp);
+ if ((*env)->ExceptionCheck(env)) {
+ free(jTemp);
+ return;
+ }
+
+ *ckpArray = (CK_UTF8CHAR_PTR) malloc (*ckpLength * sizeof(CK_UTF8CHAR));
+ if (*ckpArray == NULL) {
+ free(jTemp);
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ for (i=0; i<(*ckpLength); i++) {
+ (*ckpArray)[i] = jCharToCKUTF8Char(jTemp[i]);
+ }
+ free(jTemp);
+}
+
+/*
+ * converts a jstring to a CK_CHAR array. The allocated memory has to be freed after use!
+ *
+ * @param env - used to call JNI funktions to get the array informtaion
+ * @param jArray - the Java array to convert
+ * @param ckpArray - the reference, where the pointer to the new CK_CHAR array will be stored
+ * @param ckpLength - the reference, where the array length will be stored
+ */
+void jStringToCKUTF8CharArray(JNIEnv *env, const jstring jArray, CK_UTF8CHAR_PTR *ckpArray, CK_ULONG_PTR ckpLength)
+{
+ const char* pCharArray;
+ jboolean isCopy;
+
+ if(jArray == NULL) {
+ *ckpArray = NULL_PTR;
+ *ckpLength = 0L;
+ return;
+ }
+
+ pCharArray = (*env)->GetStringUTFChars(env, jArray, &isCopy);
+ if (pCharArray == NULL) { return; }
+
+ *ckpLength = (CK_ULONG) strlen(pCharArray);
+ *ckpArray = (CK_UTF8CHAR_PTR) malloc((*ckpLength + 1) * sizeof(CK_UTF8CHAR));
+ if (*ckpArray == NULL) {
+ (*env)->ReleaseStringUTFChars(env, (jstring) jArray, pCharArray);
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ strcpy((char*)*ckpArray, pCharArray);
+ (*env)->ReleaseStringUTFChars(env, (jstring) jArray, pCharArray);
+}
+
+/*
+ * converts a jobjectArray with Java Attributes to a CK_ATTRIBUTE array. The allocated memory
+ * has to be freed after use!
+ *
+ * @param env - used to call JNI funktions to get the array informtaion
+ * @param jArray - the Java Attribute array (template) to convert
+ * @param ckpArray - the reference, where the pointer to the new CK_ATTRIBUTE array will be
+ * stored
+ * @param ckpLength - the reference, where the array length will be stored
+ */
+void jAttributeArrayToCKAttributeArray(JNIEnv *env, jobjectArray jArray, CK_ATTRIBUTE_PTR *ckpArray, CK_ULONG_PTR ckpLength)
+{
+ CK_ULONG i;
+ jlong jLength;
+ jobject jAttribute;
+
+ TRACE0("\nDEBUG: jAttributeArrayToCKAttributeArray");
+ if (jArray == NULL) {
+ *ckpArray = NULL_PTR;
+ *ckpLength = 0L;
+ return;
+ }
+ jLength = (*env)->GetArrayLength(env, jArray);
+ *ckpLength = jLongToCKULong(jLength);
+ *ckpArray = (CK_ATTRIBUTE_PTR) malloc(*ckpLength * sizeof(CK_ATTRIBUTE));
+ if (*ckpArray == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ TRACE1(", converting %d attributes", jLength);
+ for (i=0; i<(*ckpLength); i++) {
+ TRACE1(", getting %d. attribute", i);
+ jAttribute = (*env)->GetObjectArrayElement(env, jArray, i);
+ if ((*env)->ExceptionCheck(env)) {
+ freeCKAttributeArray(*ckpArray, i);
+ return;
+ }
+ TRACE1(", jAttribute = %d", jAttribute);
+ TRACE1(", converting %d. attribute", i);
+ (*ckpArray)[i] = jAttributeToCKAttribute(env, jAttribute);
+ if ((*env)->ExceptionCheck(env)) {
+ freeCKAttributeArray(*ckpArray, i);
+ return;
+ }
+ }
+ TRACE0("FINISHED\n");
+}
+
+/*
+ * converts a CK_BYTE array and its length to a jbyteArray.
+ *
+ * @param env - used to call JNI funktions to create the new Java array
+ * @param ckpArray - the pointer to the CK_BYTE array to convert
+ * @param ckpLength - the length of the array to convert
+ * @return - the new Java byte array or NULL if error occurred
+ */
+jbyteArray ckByteArrayToJByteArray(JNIEnv *env, const CK_BYTE_PTR ckpArray, CK_ULONG ckLength)
+{
+ CK_ULONG i;
+ jbyte* jpTemp;
+ jbyteArray jArray;
+
+ /* if CK_BYTE is the same size as jbyte, we save an additional copy */
+ if (sizeof(CK_BYTE) == sizeof(jbyte)) {
+ jpTemp = (jbyte*) ckpArray;
+ } else {
+ jpTemp = (jbyte*) malloc((ckLength) * sizeof(jbyte));
+ if (jpTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ for (i=0; i<ckLength; i++) {
+ jpTemp[i] = ckByteToJByte(ckpArray[i]);
+ }
+ }
+
+ jArray = (*env)->NewByteArray(env, ckULongToJSize(ckLength));
+ if (jArray != NULL) {
+ (*env)->SetByteArrayRegion(env, jArray, 0, ckULongToJSize(ckLength), jpTemp);
+ }
+
+ if (sizeof(CK_BYTE) != sizeof(jbyte)) { free(jpTemp); }
+
+ return jArray ;
+}
+
+/*
+ * converts a CK_ULONG array and its length to a jlongArray.
+ *
+ * @param env - used to call JNI funktions to create the new Java array
+ * @param ckpArray - the pointer to the CK_ULONG array to convert
+ * @param ckpLength - the length of the array to convert
+ * @return - the new Java long array
+ */
+jlongArray ckULongArrayToJLongArray(JNIEnv *env, const CK_ULONG_PTR ckpArray, CK_ULONG ckLength)
+{
+ CK_ULONG i;
+ jlong* jpTemp;
+ jlongArray jArray;
+
+ jpTemp = (jlong*) malloc((ckLength) * sizeof(jlong));
+ if (jpTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ for (i=0; i<ckLength; i++) {
+ jpTemp[i] = ckLongToJLong(ckpArray[i]);
+ }
+ jArray = (*env)->NewLongArray(env, ckULongToJSize(ckLength));
+ if (jArray != NULL) {
+ (*env)->SetLongArrayRegion(env, jArray, 0, ckULongToJSize(ckLength), jpTemp);
+ }
+ free(jpTemp);
+
+ return jArray ;
+}
+
+/*
+ * converts a CK_CHAR array and its length to a jcharArray.
+ *
+ * @param env - used to call JNI funktions to create the new Java array
+ * @param ckpArray - the pointer to the CK_CHAR array to convert
+ * @param ckpLength - the length of the array to convert
+ * @return - the new Java char array
+ */
+jcharArray ckCharArrayToJCharArray(JNIEnv *env, const CK_CHAR_PTR ckpArray, CK_ULONG ckLength)
+{
+ CK_ULONG i;
+ jchar* jpTemp;
+ jcharArray jArray;
+
+ jpTemp = (jchar*) malloc(ckLength * sizeof(jchar));
+ if (jpTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ for (i=0; i<ckLength; i++) {
+ jpTemp[i] = ckCharToJChar(ckpArray[i]);
+ }
+ jArray = (*env)->NewCharArray(env, ckULongToJSize(ckLength));
+ if (jArray != NULL) {
+ (*env)->SetCharArrayRegion(env, jArray, 0, ckULongToJSize(ckLength), jpTemp);
+ }
+ free(jpTemp);
+
+ return jArray ;
+}
+
+/*
+ * converts a CK_UTF8CHAR array and its length to a jcharArray.
+ *
+ * @param env - used to call JNI funktions to create the new Java array
+ * @param ckpArray - the pointer to the CK_UTF8CHAR array to convert
+ * @param ckpLength - the length of the array to convert
+ * @return - the new Java char array
+ */
+jcharArray ckUTF8CharArrayToJCharArray(JNIEnv *env, const CK_UTF8CHAR_PTR ckpArray, CK_ULONG ckLength)
+{
+ CK_ULONG i;
+ jchar* jpTemp;
+ jcharArray jArray;
+
+ jpTemp = (jchar*) malloc(ckLength * sizeof(jchar));
+ if (jpTemp == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ for (i=0; i<ckLength; i++) {
+ jpTemp[i] = ckUTF8CharToJChar(ckpArray[i]);
+ }
+ jArray = (*env)->NewCharArray(env, ckULongToJSize(ckLength));
+ if (jArray != NULL) {
+ (*env)->SetCharArrayRegion(env, jArray, 0, ckULongToJSize(ckLength), jpTemp);
+ }
+ free(jpTemp);
+
+ return jArray ;
+}
+
+/*
+ * the following functions convert Java objects to PKCS#11 pointers and the
+ * length in bytes and vice versa
+ *
+ * CK_<Type>_PTR j<Object>ToCK<Type>Ptr(JNIEnv *env, jobject jObject);
+ *
+ * jobject ck<Type>PtrToJ<Object>(JNIEnv *env, const CK_<Type>_PTR ckpValue);
+ *
+ * The functions that convert a Java object to a PKCS#11 pointer first allocate
+ * the memory for the PKCS#11 pointer. Then they set each element corresponding
+ * to the fields in the Java object to convert. After use the allocated memory of
+ * the PKCS#11 pointer has to be explicitly freed.
+ *
+ * The functions to convert a PKCS#11 pointer to a Java object create a new Java
+ * object first and than they set all fields in the object depending on the values
+ * of the type or structure where the PKCS#11 pointer points to.
+ */
+
+/*
+ * converts a CK_BBOOL pointer to a Java boolean Object.
+ *
+ * @param env - used to call JNI funktions to create the new Java object
+ * @param ckpValue - the pointer to the CK_BBOOL value
+ * @return - the new Java boolean object with the boolean value
+ */
+jobject ckBBoolPtrToJBooleanObject(JNIEnv *env, const CK_BBOOL *ckpValue)
+{
+ jclass jValueObjectClass;
+ jmethodID jConstructor;
+ jobject jValueObject;
+ jboolean jValue;
+
+ jValueObjectClass = (*env)->FindClass(env, "java/lang/Boolean");
+ if (jValueObjectClass == NULL) { return NULL; }
+ jConstructor = (*env)->GetMethodID(env, jValueObjectClass, "<init>", "(Z)V");
+ if (jConstructor == NULL) { return NULL; }
+ jValue = ckBBoolToJBoolean(*ckpValue);
+ jValueObject = (*env)->NewObject(env, jValueObjectClass, jConstructor, jValue);
+
+ return jValueObject ;
+}
+
+/*
+ * converts a CK_ULONG pointer to a Java long Object.
+ *
+ * @param env - used to call JNI funktions to create the new Java object
+ * @param ckpValue - the pointer to the CK_ULONG value
+ * @return - the new Java long object with the long value
+ */
+jobject ckULongPtrToJLongObject(JNIEnv *env, const CK_ULONG_PTR ckpValue)
+{
+ jclass jValueObjectClass;
+ jmethodID jConstructor;
+ jobject jValueObject;
+ jlong jValue;
+
+ jValueObjectClass = (*env)->FindClass(env, "java/lang/Long");
+ if (jValueObjectClass == NULL) { return NULL; }
+ jConstructor = (*env)->GetMethodID(env, jValueObjectClass, "<init>", "(J)V");
+ if (jConstructor == NULL) { return NULL; }
+ jValue = ckULongToJLong(*ckpValue);
+ jValueObject = (*env)->NewObject(env, jValueObjectClass, jConstructor, jValue);
+
+ return jValueObject ;
+}
+
+/*
+ * converts a Java boolean object into a pointer to a CK_BBOOL value. The memory has to be
+ * freed after use!
+ *
+ * @param env - used to call JNI funktions to get the value out of the Java object
+ * @param jObject - the "java/lang/Boolean" object to convert
+ * @return - the pointer to the new CK_BBOOL value
+ */
+CK_BBOOL* jBooleanObjectToCKBBoolPtr(JNIEnv *env, jobject jObject)
+{
+ jclass jObjectClass;
+ jmethodID jValueMethod;
+ jboolean jValue;
+ CK_BBOOL *ckpValue;
+
+ jObjectClass = (*env)->FindClass(env, "java/lang/Boolean");
+ if (jObjectClass == NULL) { return NULL; }
+ jValueMethod = (*env)->GetMethodID(env, jObjectClass, "booleanValue", "()Z");
+ if (jValueMethod == NULL) { return NULL; }
+ jValue = (*env)->CallBooleanMethod(env, jObject, jValueMethod);
+ ckpValue = (CK_BBOOL *) malloc(sizeof(CK_BBOOL));
+ if (ckpValue == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ *ckpValue = jBooleanToCKBBool(jValue);
+
+ return ckpValue ;
+}
+
+/*
+ * converts a Java byte object into a pointer to a CK_BYTE value. The memory has to be
+ * freed after use!
+ *
+ * @param env - used to call JNI funktions to get the value out of the Java object
+ * @param jObject - the "java/lang/Byte" object to convert
+ * @return - the pointer to the new CK_BYTE value
+ */
+CK_BYTE_PTR jByteObjectToCKBytePtr(JNIEnv *env, jobject jObject)
+{
+ jclass jObjectClass;
+ jmethodID jValueMethod;
+ jbyte jValue;
+ CK_BYTE_PTR ckpValue;
+
+ jObjectClass = (*env)->FindClass(env, "java/lang/Byte");
+ if (jObjectClass == NULL) { return NULL; }
+ jValueMethod = (*env)->GetMethodID(env, jObjectClass, "byteValue", "()B");
+ if (jValueMethod == NULL) { return NULL; }
+ jValue = (*env)->CallByteMethod(env, jObject, jValueMethod);
+ ckpValue = (CK_BYTE_PTR) malloc(sizeof(CK_BYTE));
+ if (ckpValue == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ *ckpValue = jByteToCKByte(jValue);
+ return ckpValue ;
+}
+
+/*
+ * converts a Java integer object into a pointer to a CK_ULONG value. The memory has to be
+ * freed after use!
+ *
+ * @param env - used to call JNI funktions to get the value out of the Java object
+ * @param jObject - the "java/lang/Integer" object to convert
+ * @return - the pointer to the new CK_ULONG value
+ */
+CK_ULONG* jIntegerObjectToCKULongPtr(JNIEnv *env, jobject jObject)
+{
+ jclass jObjectClass;
+ jmethodID jValueMethod;
+ jint jValue;
+ CK_ULONG *ckpValue;
+
+ jObjectClass = (*env)->FindClass(env, "java/lang/Integer");
+ if (jObjectClass == NULL) { return NULL; }
+ jValueMethod = (*env)->GetMethodID(env, jObjectClass, "intValue", "()I");
+ if (jValueMethod == NULL) { return NULL; }
+ jValue = (*env)->CallIntMethod(env, jObject, jValueMethod);
+ ckpValue = (CK_ULONG *) malloc(sizeof(CK_ULONG));
+ if (ckpValue == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ *ckpValue = jLongToCKLong(jValue);
+ return ckpValue ;
+}
+
+/*
+ * converts a Java long object into a pointer to a CK_ULONG value. The memory has to be
+ * freed after use!
+ *
+ * @param env - used to call JNI funktions to get the value out of the Java object
+ * @param jObject - the "java/lang/Long" object to convert
+ * @return - the pointer to the new CK_ULONG value
+ */
+CK_ULONG* jLongObjectToCKULongPtr(JNIEnv *env, jobject jObject)
+{
+ jclass jObjectClass;
+ jmethodID jValueMethod;
+ jlong jValue;
+ CK_ULONG *ckpValue;
+
+ jObjectClass = (*env)->FindClass(env, "java/lang/Long");
+ if (jObjectClass == NULL) { return NULL; }
+ jValueMethod = (*env)->GetMethodID(env, jObjectClass, "longValue", "()J");
+ if (jValueMethod == NULL) { return NULL; }
+ jValue = (*env)->CallLongMethod(env, jObject, jValueMethod);
+ ckpValue = (CK_ULONG *) malloc(sizeof(CK_ULONG));
+ if (ckpValue == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ *ckpValue = jLongToCKULong(jValue);
+
+ return ckpValue ;
+}
+
+/*
+ * converts a Java char object into a pointer to a CK_CHAR value. The memory has to be
+ * freed after use!
+ *
+ * @param env - used to call JNI funktions to get the value out of the Java object
+ * @param jObject - the "java/lang/Char" object to convert
+ * @return - the pointer to the new CK_CHAR value
+ */
+CK_CHAR_PTR jCharObjectToCKCharPtr(JNIEnv *env, jobject jObject)
+{
+ jclass jObjectClass;
+ jmethodID jValueMethod;
+ jchar jValue;
+ CK_CHAR_PTR ckpValue;
+
+ jObjectClass = (*env)->FindClass(env, "java/lang/Char");
+ if (jObjectClass == NULL) { return NULL; }
+ jValueMethod = (*env)->GetMethodID(env, jObjectClass, "charValue", "()C");
+ if (jValueMethod == NULL) { return NULL; }
+ jValue = (*env)->CallCharMethod(env, jObject, jValueMethod);
+ ckpValue = (CK_CHAR_PTR) malloc(sizeof(CK_CHAR));
+ if (ckpValue == NULL) {
+ throwOutOfMemoryError(env, 0);
+ return NULL;
+ }
+ *ckpValue = jCharToCKChar(jValue);
+
+ return ckpValue ;
+}
+
+/*
+ * converts a Java object into a pointer to CK-type or a CK-structure with the length in Bytes.
+ * The memory of *ckpObjectPtr to be freed after use! This function is only used by
+ * jAttributeToCKAttribute by now.
+ *
+ * @param env - used to call JNI funktions to get the Java classes and objects
+ * @param jObject - the Java object to convert
+ * @param ckpObjectPtr - the reference of the new pointer to the new CK-value or CK-structure
+ * @param ckpLength - the reference of the length in bytes of the new CK-value or CK-structure
+ */
+void jObjectToPrimitiveCKObjectPtrPtr(JNIEnv *env, jobject jObject, CK_VOID_PTR *ckpObjectPtr, CK_ULONG *ckpLength)
+{
+ jclass jLongClass, jBooleanClass, jByteArrayClass, jCharArrayClass;
+ jclass jByteClass, jDateClass, jCharacterClass, jIntegerClass;
+ jclass jBooleanArrayClass, jIntArrayClass, jLongArrayClass;
+ jclass jStringClass;
+ jclass jObjectClass, jClassClass;
+ CK_VOID_PTR ckpVoid = *ckpObjectPtr;
+ jmethodID jMethod;
+ jobject jClassObject;
+ jstring jClassNameString;
+ char *classNameString, *exceptionMsgPrefix, *exceptionMsg;
+
+ TRACE0("\nDEBUG: jObjectToPrimitiveCKObjectPtrPtr");
+ if (jObject == NULL) {
+ *ckpObjectPtr = NULL;
+ *ckpLength = 0;
+ return;
+ }
+
+ jLongClass = (*env)->FindClass(env, "java/lang/Long");
+ if (jLongClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jLongClass)) {
+ *ckpObjectPtr = jLongObjectToCKULongPtr(env, jObject);
+ *ckpLength = sizeof(CK_ULONG);
+ TRACE1("<converted long value %X>", *((CK_ULONG *) *ckpObjectPtr));
+ return;
+ }
+
+ jBooleanClass = (*env)->FindClass(env, "java/lang/Boolean");
+ if (jBooleanClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jBooleanClass)) {
+ *ckpObjectPtr = jBooleanObjectToCKBBoolPtr(env, jObject);
+ *ckpLength = sizeof(CK_BBOOL);
+ TRACE0(" <converted boolean value ");
+ TRACE0((*((CK_BBOOL *) *ckpObjectPtr) == TRUE) ? "TRUE>" : "FALSE>");
+ return;
+ }
+
+ jByteArrayClass = (*env)->FindClass(env, "[B");
+ if (jByteArrayClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jByteArrayClass)) {
+ jByteArrayToCKByteArray(env, jObject, (CK_BYTE_PTR*)ckpObjectPtr, ckpLength);
+ return;
+ }
+
+ jCharArrayClass = (*env)->FindClass(env, "[C");
+ if (jCharArrayClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jCharArrayClass)) {
+ jCharArrayToCKUTF8CharArray(env, jObject, (CK_UTF8CHAR_PTR*)ckpObjectPtr, ckpLength);
+ return;
+ }
+
+ jByteClass = (*env)->FindClass(env, "java/lang/Byte");
+ if (jByteClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jByteClass)) {
+ *ckpObjectPtr = jByteObjectToCKBytePtr(env, jObject);
+ *ckpLength = sizeof(CK_BYTE);
+ TRACE1("<converted byte value %X>", *((CK_BYTE *) *ckpObjectPtr));
+ return;
+ }
+
+ jDateClass = (*env)->FindClass(env, CLASS_DATE);
+ if (jDateClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jDateClass)) {
+ *ckpObjectPtr = jDateObjectPtrToCKDatePtr(env, jObject);
+ *ckpLength = sizeof(CK_DATE);
+ TRACE3("<converted date value %.4s-%.2s-%.2s>", (*((CK_DATE *) *ckpObjectPtr)).year, (*((CK_DATE *) *ckpObjectPtr)).month, (*((CK_DATE *) *ckpObjectPtr)).day);
+ return;
+ }
+
+ jCharacterClass = (*env)->FindClass(env, "java/lang/Character");
+ if (jCharacterClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jCharacterClass)) {
+ *ckpObjectPtr = jCharObjectToCKCharPtr(env, jObject);
+ *ckpLength = sizeof(CK_UTF8CHAR);
+ TRACE1("<converted char value %c>", *((CK_CHAR *) *ckpObjectPtr));
+ return;
+ }
+
+ jIntegerClass = (*env)->FindClass(env, "java/lang/Integer");
+ if (jIntegerClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jIntegerClass)) {
+ *ckpObjectPtr = jIntegerObjectToCKULongPtr(env, jObject);
+ *ckpLength = sizeof(CK_ULONG);
+ TRACE1("<converted integer value %X>", *((CK_ULONG *) *ckpObjectPtr));
+ return;
+ }
+
+ jBooleanArrayClass = (*env)->FindClass(env, "[Z");
+ if (jBooleanArrayClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jBooleanArrayClass)) {
+ jBooleanArrayToCKBBoolArray(env, jObject, (CK_BBOOL**)ckpObjectPtr, ckpLength);
+ return;
+ }
+
+ jIntArrayClass = (*env)->FindClass(env, "[I");
+ if (jIntArrayClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jIntArrayClass)) {
+ jLongArrayToCKULongArray(env, jObject, (CK_ULONG_PTR*)ckpObjectPtr, ckpLength);
+ return;
+ }
+
+ jLongArrayClass = (*env)->FindClass(env, "[J");
+ if (jLongArrayClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jLongArrayClass)) {
+ jLongArrayToCKULongArray(env, jObject, (CK_ULONG_PTR*)ckpObjectPtr, ckpLength);
+ return;
+ }
+
+ jStringClass = (*env)->FindClass(env, "java/lang/String");
+ if (jStringClass == NULL) { return; }
+ if ((*env)->IsInstanceOf(env, jObject, jStringClass)) {
+ jStringToCKUTF8CharArray(env, jObject, (CK_UTF8CHAR_PTR*)ckpObjectPtr, ckpLength);
+ return;
+ }
+
+ /* type of jObject unknown, throw PKCS11RuntimeException */
+ jObjectClass = (*env)->FindClass(env, "java/lang/Object");
+ if (jObjectClass == NULL) { return; }
+ jMethod = (*env)->GetMethodID(env, jObjectClass, "getClass", "()Ljava/lang/Class;");
+ if (jMethod == NULL) { return; }
+ jClassObject = (*env)->CallObjectMethod(env, jObject, jMethod);
+ assert(jClassObject != 0);
+ jClassClass = (*env)->FindClass(env, "java/lang/Class");
+ if (jClassClass == NULL) { return; }
+ jMethod = (*env)->GetMethodID(env, jClassClass, "getName", "()Ljava/lang/String;");
+ if (jMethod == NULL) { return; }
+ jClassNameString = (jstring)
+ (*env)->CallObjectMethod(env, jClassObject, jMethod);
+ assert(jClassNameString != 0);
+ classNameString = (char*)
+ (*env)->GetStringUTFChars(env, jClassNameString, NULL);
+ if (classNameString == NULL) { return; }
+ exceptionMsgPrefix = "Java object of this class cannot be converted to native PKCS#11 type: ";
+ exceptionMsg = (char *)
+ malloc((strlen(exceptionMsgPrefix) + strlen(classNameString) + 1));
+ if (exceptionMsg == NULL) {
+ (*env)->ReleaseStringUTFChars(env, jClassNameString, classNameString);
+ throwOutOfMemoryError(env, 0);
+ return;
+ }
+ strcpy(exceptionMsg, exceptionMsgPrefix);
+ strcat(exceptionMsg, classNameString);
+ (*env)->ReleaseStringUTFChars(env, jClassNameString, classNameString);
+ throwPKCS11RuntimeException(env, exceptionMsg);
+ free(exceptionMsg);
+ *ckpObjectPtr = NULL;
+ *ckpLength = 0;
+
+ TRACE0("FINISHED\n");
+}
+
+#ifdef P11_MEMORYDEBUG
+
+#undef malloc
+#undef free
+
+void *p11malloc(size_t c, char *file, int line) {
+ void *p = malloc(c);
+ printf("malloc\t%08x\t%d\t%s:%d\n", p, c, file, line); fflush(stdout);
+ return p;
+}
+
+void p11free(void *p, char *file, int line) {
+ printf("free\t%08x\t\t%s:%d\n", p, file, line); fflush(stdout);
+ free(p);
+}
+
+#endif
+
+// prints a message to stdout if debug output is enabled
+void printDebug(const char *format, ...) {
+ if (debug == JNI_TRUE) {
+ va_list args;
+ fprintf(stdout, "sunpkcs11: ");
+ va_start(args, format);
+ vfprintf(stdout, format, args);
+ va_end(args);
+ fflush(stdout);
+ }
+}
+