/*
* Copyright (c) 2003, 2008, 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.
*/
/*
* pkcs11wrapper.c
* 18.05.2001
*
* This module contains the native functions of the Java to PKCS#11 interface
* which are platform dependent. This includes loading a dynamic link libary,
* retrieving the function list and unloading the dynamic link library.
*
* @author Karl Scheibelhofer <Karl.Scheibelhofer@iaik.at>
*/
#include "pkcs11wrapper.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <dlfcn.h>
#include <jni.h>
#include "sun_security_pkcs11_wrapper_PKCS11.h"
/*
* Class: sun_security_pkcs11_wrapper_PKCS11
* Method: connect
* Signature: (Ljava/lang/String;)V
*/
JNIEXPORT void JNICALL Java_sun_security_pkcs11_wrapper_PKCS11_connect
(JNIEnv *env, jobject obj, jstring jPkcs11ModulePath, jstring jGetFunctionList)
{
void *hModule;
char *error;
CK_C_GetFunctionList C_GetFunctionList;
CK_RV rv;
ModuleData *moduleData;
jobject globalPKCS11ImplementationReference;
char *systemErrorMessage;
char *exceptionMessage;
const char *getFunctionListStr;
const char *libraryNameStr = (*env)->GetStringUTFChars(env, jPkcs11ModulePath, 0);
TRACE1("DEBUG: connect to PKCS#11 module: %s ... ", libraryNameStr);
/*
* Load the PKCS #11 DLL
*/
dlerror(); /* clear any old error message not fetched */
#ifdef DEBUG
hModule = dlopen(libraryNameStr, RTLD_NOW);
#else
hModule = dlopen(libraryNameStr, RTLD_LAZY);
#endif /* DEBUG */
if (hModule == NULL) {
systemErrorMessage = dlerror();
exceptionMessage = (char *) malloc(sizeof(char) * (strlen(systemErrorMessage) + strlen(libraryNameStr) + 1));
strcpy(exceptionMessage, systemErrorMessage);
strcat(exceptionMessage, libraryNameStr);
throwIOException(env, exceptionMessage);
(*env)->ReleaseStringUTFChars(env, jPkcs11ModulePath, libraryNameStr);
free(exceptionMessage);
return;
}
/*
* Get function pointer to C_GetFunctionList
*/
dlerror(); /* clear any old error message not fetched */
// with the old JAR file jGetFunctionList is null, temporarily check for that
if (jGetFunctionList != NULL) {
getFunctionListStr = (*env)->GetStringUTFChars(env, jGetFunctionList, 0);
C_GetFunctionList = (CK_C_GetFunctionList) dlsym(hModule, getFunctionListStr);
(*env)->ReleaseStringUTFChars(env, jGetFunctionList, getFunctionListStr);
}
if (C_GetFunctionList == NULL) {
throwIOException(env, "ERROR: C_GetFunctionList == NULL");
return;
} else if ( (systemErrorMessage = dlerror()) != NULL ){
throwIOException(env, systemErrorMessage);
return;
}
/*
* Get function pointers to all PKCS #11 functions
*/
moduleData = (ModuleData *) malloc(sizeof(ModuleData));
moduleData->hModule = hModule;
moduleData->applicationMutexHandler = NULL;
rv = (C_GetFunctionList)(&(moduleData->ckFunctionListPtr));
globalPKCS11ImplementationReference = (*env)->NewGlobalRef(env, obj);
putModuleEntry(env, globalPKCS11ImplementationReference, moduleData);
(*env)->ReleaseStringUTFChars(env, jPkcs11ModulePath, libraryNameStr);
TRACE0("FINISHED\n");
if(ckAssertReturnValueOK(env, rv) != CK_ASSERT_OK) { return; }
}
/*
* Class: sun_security_pkcs11_wrapper_PKCS11
* Method: disconnect
* Signature: ()V
*/
JNIEXPORT void JNICALL Java_sun_security_pkcs11_wrapper_PKCS11_disconnect
(JNIEnv *env, jobject obj)
{
ModuleData *moduleData;
TRACE0("DEBUG: disconnecting module...");
moduleData = removeModuleEntry(env, obj);
if (moduleData != NULL) {
dlclose(moduleData->hModule);
}
free(moduleData);
TRACE0("FINISHED\n");
}