wolfssljni/native/com_wolfssl_WolfSSL.c

1543 lines
37 KiB
C

/* com_wolfssl_WolfSSL.c
*
* Copyright (C) 2006-2023 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#include <stdio.h>
#include <stdint.h>
#ifdef WOLFSSL_USER_SETTINGS
#include <wolfssl/wolfcrypt/settings.h>
#else
#include <wolfssl/options.h>
#endif
#include <wolfssl/ssl.h>
#include <wolfssl/error-ssl.h>
#include <wolfssl/wolfcrypt/logging.h>
#include <wolfssl/wolfcrypt/hmac.h>
#include <wolfssl/wolfcrypt/asn_public.h>
#include <wolfssl/wolfcrypt/random.h>
#ifdef HAVE_FIPS
#include <wolfssl/wolfcrypt/fips_test.h>
#endif
#include "com_wolfssl_globals.h"
#include "com_wolfssl_WolfSSL.h"
#ifdef _MSC_VER
/* 4996 warning to use MS extensions e.g., strncat_s instead of XSTRNCAT */
#pragma warning(disable: 4996)
#endif
/* global JavaVM reference for JNIEnv lookup */
JavaVM* g_vm;
/* global object refs for logging callbacks */
static jobject g_loggingCbIfaceObj;
#ifdef HAVE_FIPS
/* global object ref for FIPS error callback */
static jobject g_fipsCbIfaceObj;
#endif
/* custom native fn prototypes */
void NativeLoggingCallback(const int logLevel, const char *const logMessage);
/* called when native library is loaded */
JNIEXPORT jint JNICALL JNI_OnLoad(JavaVM* vm, void* reserved)
{
(void)reserved;
/* store JavaVM */
g_vm = vm;
return JNI_VERSION_1_6;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_init
(JNIEnv* jenv, jobject jcl)
{
int ret = 0;
(void)jenv;
(void)jcl;
#ifdef WC_RNG_SEED_CB
ret = wc_SetSeed_Cb(wc_GenerateSeed);
if (ret != 0) {
printf("wc_SetSeed_Cb() failed");
}
#endif
#if defined(HAVE_FIPS) && defined(HAVE_FIPS_VERSION) && (HAVE_FIPS_VERSION == 5)
/* run FIPS 140-3 conditional algorithm self tests early to prevent
* multi threaded issues later on */
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_AES_CBC);
if (ret != 0) {
printf("AES-CBC CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_AES_GCM);
if (ret != 0) {
printf("AES-GCM CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_HMAC_SHA1);
if (ret != 0) {
printf("HMAC-SHA1 CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_HMAC_SHA2_256);
if (ret != 0) {
printf("HMAC-SHA2-256 CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_HMAC_SHA2_512);
if (ret != 0) {
printf("HMAC-SHA2-512 CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_HMAC_SHA3_256);
if (ret != 0) {
printf("HMAC-SHA3-256 CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_DRBG);
if (ret != 0) {
printf("Hash_DRBG CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_RSA_SIGN_PKCS1v15);
if (ret != 0) {
printf("RSA sign CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_ECC_PRIMITIVE_Z);
if (ret != 0) {
printf("ECC Primitive Z CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_DH_PRIMITIVE_Z);
if (ret != 0) {
printf("DH Primitive Z CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_ECDSA);
if (ret != 0) {
printf("ECDSA CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_KDF_TLS12);
if (ret != 0) {
printf("KDF TLSv1.2 CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_KDF_TLS13);
if (ret != 0) {
printf("KDF TLSv1.3 CAST failed");
}
}
if (ret == 0) {
ret = wc_RunCast_fips(FIPS_CAST_KDF_SSH);
if (ret != 0) {
printf("KDF SSHv2.0 CAST failed");
}
}
#endif
if (ret == 0) {
return (jint)wolfSSL_Init();
} else {
return (jint)WOLFSSL_FAILURE;
}
}
/* used in unit tests */
JNIEXPORT void JNICALL Java_com_wolfssl_WolfSSL_nativeFree
(JNIEnv* jenv, jobject jcl, jlong jptr)
{
void* ptr = NULL;
(void)jenv;
(void)jcl;
ptr = (void*)(uintptr_t)jptr;
if(ptr != NULL) {
XFREE(ptr, NULL, DYNAMIC_TYPE_TMP_BUFFER);
}
}
/* functions to return BulkCipherAlgorithm enum values from ./wolfssl/ssl.h */
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumNULL
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_cipher_null;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumRC4
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_rc4;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumRC2
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_rc2;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumDES
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_des;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnum3DES
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_triple_des;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumDES40
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_des40;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumAES
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_aes;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumAESGCM
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_aes_gcm;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumAESCCM
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_aes_ccm;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumCHACHA
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_chacha;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getBulkCipherAlgorithmEnumCAMELLIA
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfssl_camellia;
}
JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_TLSv1Enabled
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if !defined(NO_OLD_TLS) && defined(WOLFSSL_ALLOW_TLSV10)
return JNI_TRUE;
#else
return JNI_FALSE;
#endif
}
JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_TLSv11Enabled
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if !defined(NO_OLD_TLS)
return JNI_TRUE;
#else
return JNI_FALSE;
#endif
}
JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_TLSv12Enabled
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if !defined(WOLFSSL_NO_TLS12)
return JNI_TRUE;
#else
return JNI_FALSE;
#endif
}
JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_TLSv13Enabled
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef WOLFSSL_TLS13
return JNI_TRUE;
#else
return JNI_FALSE;
#endif
}
JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_EccEnabled
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef HAVE_ECC
return JNI_TRUE;
#else
return JNI_FALSE;
#endif
}
JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_RsaEnabled
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifndef NO_RSA
return JNI_TRUE;
#else
return JNI_FALSE;
#endif
}
JNIEXPORT jboolean JNICALL Java_com_wolfssl_WolfSSL_FileSystemEnabled
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef NO_FILESYSTEM
return JNI_FALSE;
#else
return JNI_TRUE;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_SSLv3_1ServerMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
return (jlong)(uintptr_t)wolfSSLv3_server_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_SSLv3_1ClientMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if defined(WOLFSSL_ALLOW_SSLV3) && !defined(NO_OLD_TLS)
return (jlong)(uintptr_t)wolfSSLv3_client_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_1Method
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if !defined(NO_OLD_TLS) && defined(WOLFSSL_ALLOW_TLSV10)
return (jlong)(uintptr_t)wolfTLSv1_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_1ServerMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if !defined(NO_OLD_TLS) && defined(WOLFSSL_ALLOW_TLSV10)
return (jlong)(uintptr_t)wolfTLSv1_server_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_1ClientMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if !defined(NO_OLD_TLS) && defined(WOLFSSL_ALLOW_TLSV10)
return (jlong)(uintptr_t)wolfTLSv1_client_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_11_1Method
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifndef NO_OLD_TLS
return (jlong)(uintptr_t)wolfTLSv1_1_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_11_1ServerMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifndef NO_OLD_TLS
return (jlong)(uintptr_t)wolfTLSv1_1_server_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_11_1ClientMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifndef NO_OLD_TLS
return (jlong)(uintptr_t)wolfTLSv1_1_client_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_12_1Method
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return (jlong)(uintptr_t)wolfTLSv1_2_method();
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_12_1ServerMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return (jlong)(uintptr_t)wolfTLSv1_2_server_method();
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_12_1ClientMethod(
JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return (jlong)(uintptr_t)wolfTLSv1_2_client_method();
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_TLSv1_13_1Method
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef WOLFSSL_TLS13
return (jlong)(uintptr_t)wolfTLSv1_3_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_DTLSv1_1Method
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if defined(WOLFSSL_DTLS) && !defined(NO_OLD_TLS)
return (jlong)(uintptr_t)wolfDTLSv1_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_DTLSv1_1ClientMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if defined(WOLFSSL_DTLS) && !defined(NO_OLD_TLS)
return (jlong)(uintptr_t)wolfDTLSv1_client_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_DTLSv1_1ServerMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if defined(WOLFSSL_DTLS) && !defined(NO_OLD_TLS)
return (jlong)(uintptr_t)wolfDTLSv1_server_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_DTLSv1_12_1Method
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12)
return (jlong)(uintptr_t)wolfDTLSv1_2_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_DTLSv1_12_1ClientMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12)
return (jlong)(uintptr_t)wolfDTLSv1_2_client_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_DTLSv1_12_1ServerMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#if defined(WOLFSSL_DTLS) && !defined(WOLFSSL_NO_TLS12)
return (jlong)(uintptr_t)wolfDTLSv1_2_server_method();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_SSLv23_1Method
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return (jlong)(uintptr_t)wolfSSLv23_method();
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_SSLv23_1ServerMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return (jlong)(uintptr_t)wolfSSLv23_server_method();
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_SSLv23_1ClientMethod
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return (jlong)(uintptr_t)wolfSSLv23_client_method();
}
JNIEXPORT jstring JNICALL Java_com_wolfssl_WolfSSL_getErrorString
(JNIEnv* jenv, jclass jcl, jlong errNumber)
{
char buffer[WOLFSSL_MAX_ERROR_SZ];
jstring retString;
(void)jcl;
wolfSSL_ERR_error_string((unsigned long)errNumber, buffer);
retString = (*jenv)->NewStringUTF(jenv, buffer);
return retString;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_cleanup
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
/* release global logging callback object if registered */
if (g_loggingCbIfaceObj != NULL) {
(*jenv)->DeleteGlobalRef(jenv, g_loggingCbIfaceObj);
g_loggingCbIfaceObj = NULL;
}
#ifdef HAVE_FIPS
/* release existing FIPS callback object if set */
if (g_fipsCbIfaceObj != NULL) {
(*jenv)->DeleteGlobalRef(jenv, g_fipsCbIfaceObj);
g_fipsCbIfaceObj = NULL;
}
#endif
return wolfSSL_Cleanup();
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_debuggingON
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return wolfSSL_Debugging_ON();
}
JNIEXPORT void JNICALL Java_com_wolfssl_WolfSSL_debuggingOFF
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
wolfSSL_Debugging_OFF();
return;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_setLoggingCb
(JNIEnv* jenv, jclass jcl, jobject callback)
{
int ret = 0;
(void)jcl;
if (jenv == NULL) {
return BAD_FUNC_ARG;
}
/* release existing logging callback object if registered */
if (g_loggingCbIfaceObj != NULL) {
(*jenv)->DeleteGlobalRef(jenv, g_loggingCbIfaceObj);
g_loggingCbIfaceObj = NULL;
}
if (callback != NULL) {
/* store Java logging callback Interface object */
g_loggingCbIfaceObj = (*jenv)->NewGlobalRef(jenv, callback);
if (g_loggingCbIfaceObj == NULL) {
printf("error storing global logging callback interface\n");
return SSL_FAILURE;
}
ret = wolfSSL_SetLoggingCb(NativeLoggingCallback);
}
return ret;
}
void NativeLoggingCallback(const int logLevel, const char *const logMessage)
{
JNIEnv* jenv;
jint vmret = 0;
jclass excClass;
jclass logClass;
jmethodID logMethod;
jobjectRefType refcheck;
jstring logMsg;
/* get JNIEnv from JavaVM */
vmret = (int)((*g_vm)->GetEnv(g_vm, (void**) &jenv, JNI_VERSION_1_6));
if (vmret == JNI_EDETACHED) {
#ifdef __ANDROID__
vmret = (*g_vm)->AttachCurrentThread(g_vm, &jenv, NULL);
#else
vmret = (*g_vm)->AttachCurrentThread(g_vm, (void**) &jenv, NULL);
#endif
if (vmret) {
printf("Failed to attach JNIEnv to thread\n");
}
} else if (vmret != JNI_OK) {
printf("Unable to get JNIEnv from JavaVM\n");
}
/* find exception class */
excClass = (*jenv)->FindClass(jenv, "java/lang/Exception");
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
return;
}
/* check if our stored object reference is valid */
refcheck = (*jenv)->GetObjectRefType(jenv, g_loggingCbIfaceObj);
if (refcheck == 2) {
/* lookup WolfSSLLoggingCallback class from global object ref */
logClass = (*jenv)->GetObjectClass(jenv, g_loggingCbIfaceObj);
if (!logClass) {
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
}
(*jenv)->ThrowNew(jenv, excClass,
"Can't get native WolfSSLLoggingCallback class reference");
return;
}
logMethod = (*jenv)->GetMethodID(jenv, logClass,
"loggingCallback",
"(ILjava/lang/String;)V");
if (logMethod == 0) {
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
}
(*jenv)->ThrowNew(jenv, excClass,
"Error getting loggingCallback method from JNI");
return;
}
/* create jstring from char* */
logMsg = (*jenv)->NewStringUTF(jenv, logMessage);
(*jenv)->CallVoidMethod(jenv, g_loggingCbIfaceObj, logMethod,
logLevel, logMsg);
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
(*jenv)->ThrowNew(jenv, excClass,
"Error calling logging callback from JNI");
return;
}
} else {
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
}
(*jenv)->ThrowNew(jenv, excClass,
"Object reference invalid in NativeLoggingCallback");
}
}
void NativeFIPSErrorCallback(const int ok, const int err,
const char* const hash)
{
#ifdef HAVE_FIPS
JNIEnv* jenv;
jint vmret = 0;
jclass excClass;
jclass fipsCbClass;
jmethodID errorMethod;
jobjectRefType refcheck;
jstring hashString;
/* get JNIEnv from JavaVM */
vmret = (int)((*g_vm)->GetEnv(g_vm, (void**) &jenv, JNI_VERSION_1_6));
if (vmret == JNI_EDETACHED) {
#ifdef __ANDROID__
vmret = (*g_vm)->AttachCurrentThread(g_vm, &jenv, NULL);
#else
vmret = (*g_vm)->AttachCurrentThread(g_vm, (void**) &jenv, NULL);
#endif
if (vmret) {
printf("Failed to attach JNIEnv to thread\n");
}
} else if (vmret != JNI_OK) {
printf("Unable to get JNIEnv from JavaVM\n");
}
/* find exception class */
excClass = (*jenv)->FindClass(jenv, "java/lang/Exception");
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
return;
}
/* check if our stored object reference is valid */
refcheck = (*jenv)->GetObjectRefType(jenv, g_fipsCbIfaceObj);
if (refcheck == JNIGlobalRefType) {
/* lookup WolfSSLLoggingCallback class from global object ref */
fipsCbClass = (*jenv)->GetObjectClass(jenv, g_fipsCbIfaceObj);
if (!fipsCbClass) {
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
}
(*jenv)->ThrowNew(jenv, excClass,
"Can't get native WolfSSLFIPSErrorCallback class reference");
return;
}
errorMethod = (*jenv)->GetMethodID(jenv, fipsCbClass,
"errorCallback",
"(IILjava/lang/String;)V");
if (errorMethod == 0) {
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
}
(*jenv)->ThrowNew(jenv, excClass,
"Error getting errorCallback method from JNI");
return;
}
/* create jstring from char* */
hashString = (*jenv)->NewStringUTF(jenv, hash);
(*jenv)->CallVoidMethod(jenv, g_fipsCbIfaceObj, errorMethod,
ok, err, hashString);
/* release local reference to jstring, since returning to native */
(*jenv)->DeleteLocalRef(jenv, hashString);
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
(*jenv)->ThrowNew(jenv, excClass,
"Error calling FIPS error callback from JNI");
return;
}
} else {
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
}
(*jenv)->ThrowNew(jenv, excClass,
"Object reference invalid in NativeFIPSErrorCallback");
}
#else
(void)ok;
(void)err;
(void)hash;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_setFIPSCb
(JNIEnv* jenv, jclass jcl, jobject callback)
{
int ret = NOT_COMPILED_IN;
(void)jcl;
#ifdef HAVE_FIPS
if (jenv == NULL) {
return BAD_FUNC_ARG;
}
/* release existing FIPS callback object if set */
if (g_fipsCbIfaceObj != NULL) {
(*jenv)->DeleteGlobalRef(jenv, g_fipsCbIfaceObj);
g_fipsCbIfaceObj = NULL;
}
if (callback != NULL) {
/* store Java FIPS callback Interface object */
g_fipsCbIfaceObj = (*jenv)->NewGlobalRef(jenv, callback);
if (g_fipsCbIfaceObj == NULL) {
printf("error storing global wolfCrypt FIPS callback interface\n");
return SSL_FAILURE;
}
/* register NativeFIPSErrorCallback, wraps Java callback */
ret = wolfCrypt_SetCb_fips(NativeFIPSErrorCallback);
if (ret == 0) {
ret = SSL_SUCCESS;
}
}
#else
(void)jenv;
(void)callback;
printf("Unable to set FIPS callback without wolfCrypt FIPS code\n");
#endif
return ret;
}
JNIEXPORT jstring JNICALL Java_com_wolfssl_WolfSSL_getWolfCryptFIPSCoreHash
(JNIEnv* jenv, jclass jcl)
{
#ifdef HAVE_FIPS
return (*jenv)->NewStringUTF(jenv, wolfCrypt_GetCoreHash_fips());
#else
(void)jenv;
(void)jcl;
return NULL;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_memsaveSessionCache
(JNIEnv* jenv, jclass jcl, jbyteArray mem, jint sz)
{
#ifdef PERSIST_SESSION_CACHE
int ret;
int cacheSz;
unsigned char* memBuf = NULL;
(void)jcl;
if (!jenv || !mem || (sz <= 0))
return BAD_FUNC_ARG;
memBuf = (unsigned char*)XMALLOC((int)sz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (memBuf == NULL) {
return MEMORY_E;
}
XMEMSET(memBuf, 0, (int)sz);
ret = wolfSSL_memsave_session_cache(memBuf, sz);
/* how much data do we need to write? */
cacheSz = wolfSSL_get_session_cache_memsize();
/* set jbyteArray for return */
if (cacheSz >= 0) {
(*jenv)->SetByteArrayRegion(jenv, mem, 0, cacheSz, (jbyte*)memBuf);
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
XFREE(memBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
return SSL_FAILURE;
}
}
XFREE(memBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
return ret;
#else
(void)jenv;
(void)jcl;
(void)mem;
(void)sz;
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_memrestoreSessionCache
(JNIEnv* jenv, jclass jcl, jbyteArray mem, jint sz)
{
#ifdef PERSIST_SESSION_CACHE
int ret = SSL_SUCCESS;
unsigned char* memBuf = NULL;
(void)jcl;
if (!jenv || !mem || (sz <= 0))
return BAD_FUNC_ARG;
memBuf = (unsigned char*)XMALLOC((int)sz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (memBuf == NULL) {
return MEMORY_E;
}
XMEMSET(memBuf, 0, (int)sz);
(*jenv)->GetByteArrayRegion(jenv, mem, 0, sz, (jbyte*)memBuf);
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
ret = SSL_FAILURE;
}
if (ret == SSL_SUCCESS) {
ret = wolfSSL_memrestore_session_cache(memBuf, sz);
}
XFREE(memBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
return ret;
#else
(void)jenv;
(void)jcl;
(void)mem;
(void)sz;
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getSessionCacheMemsize
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef PERSIST_SESSION_CACHE
return wolfSSL_get_session_cache_memsize();
#else
return NOT_COMPILED_IN;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getPkcs8TraditionalOffset
(JNIEnv* jenv, jclass jcl, jbyteArray in, jlong idx, jlong sz)
{
int ret;
word32 inOutIdx;
unsigned char* inBuf;
(void)jcl;
if (!jenv || !in || (sz <= 0))
return BAD_FUNC_ARG;
inBuf = (unsigned char*)XMALLOC((long)sz, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (inBuf == NULL) {
return MEMORY_E;
}
XMEMSET(inBuf, 0, DYNAMIC_TYPE_TMP_BUFFER);
(*jenv)->GetByteArrayRegion(jenv, in, 0, (jsize)sz, (jbyte*)inBuf);
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
XFREE(inBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
return SSL_FAILURE;
}
inOutIdx = (word32)idx;
ret = wc_GetPkcs8TraditionalOffset(inBuf, &inOutIdx, (word32)sz);
XFREE(inBuf, NULL, DYNAMIC_TYPE_TMP_BUFFER);
if (ret < 0)
return ret;
return (int)inOutIdx;
}
JNIEXPORT jbyteArray JNICALL Java_com_wolfssl_WolfSSL_x509_1getDer
(JNIEnv* jenv, jclass jcl, jlong x509Ptr)
{
#if defined(KEEP_PEER_CERT) || defined(SESSION_CERTS)
int outSz = 0;
const unsigned char* derCert;
jbyteArray out = NULL;
WOLFSSL_X509* x509 = (WOLFSSL_X509*)(uintptr_t)x509Ptr;
(void)jcl;
if (jenv == NULL || x509 == NULL) {
return NULL;
}
derCert = wolfSSL_X509_get_der(x509, &outSz);
if (outSz >= 0) {
(*jenv)->SetByteArrayRegion(jenv, out, 0, outSz, (jbyte*)derCert);
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
return NULL;
}
return out;
} else {
return NULL;
}
#else
(void)jenv;
(void)jcl;
(void)x509Ptr;
return NULL;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_getHmacMaxSize
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
return WC_MAX_DIGEST_SIZE;
}
JNIEXPORT jlong JNICALL Java_com_wolfssl_WolfSSL_getLibVersionHex
(JNIEnv* jenv, jclass jcl)
{
return (jlong)wolfSSL_lib_version_hex();
}
JNIEXPORT jstring JNICALL Java_com_wolfssl_WolfSSL_getEnabledCipherSuites
(JNIEnv* jenv, jclass jcl)
{
int ret;
char ciphers[4096];
jstring retString;
(void)jcl;
ret = wolfSSL_get_ciphers(ciphers, sizeof(ciphers));
if (ret != WOLFSSL_SUCCESS) {
return NULL;
}
retString = (*jenv)->NewStringUTF(jenv, ciphers);
return retString;
}
JNIEXPORT jstring JNICALL Java_com_wolfssl_WolfSSL_getEnabledCipherSuitesIana
(JNIEnv *jenv, jclass jcl)
{
int ret;
char ciphers[4096];
jstring retString;
(void)jcl;
ret = wolfSSL_get_ciphers_iana(ciphers, sizeof(ciphers));
if (ret != WOLFSSL_SUCCESS) {
return NULL;
}
retString = (*jenv)->NewStringUTF(jenv, ciphers);
return retString;
}
/* Returns list of available cipher suites in IANA format. Uses
* wolfSSL_get_ciphers_compat() in order to get a prioritized list. Normal
* wolfSSL_get_ciphers() returns list of compiled-in cipher suites, but not
* in same priority order that would be set during a normal connection.
*
* @param protocolVersion protocol version that matches the Enum in
* src/java/com/wolfssl/WolfSSL.java:
*
* public static enum TLS_VERSION {
* INVALID, (0)
* TLSv1, (1)
* TLSv1_1, (2)
* TLSv1_2, (3)
* TLSv1_3, (4)
* SSLv23 (5)
* }
* @returns colon-separated cipher suite string.
*/
JNIEXPORT jstring JNICALL Java_com_wolfssl_WolfSSL_getAvailableCipherSuitesIana
(JNIEnv* jenv, jclass jcl, jint protocolVersion)
{
char cipherList[4096];
int i = 0;
int numCiphers = 0;
#if defined(WOLFSSL_CIPHER_INTERNALNAME) || defined(NO_ERROR_STRINGS) || \
defined(WOLFSSL_QT)
int ret = 0;
int flags;
byte cipherSuite0;
byte cipherSuite;
#endif
const char* cipherName = NULL;
const char* ianaName = NULL;
WOLFSSL_METHOD* method = NULL;
WOLFSSL* ssl = NULL;
WOLFSSL_CTX* ctx = NULL;
STACK_OF(SSL_CIPHER) *supportedCiphers = NULL;
const SSL_CIPHER* cipher = NULL;
jstring retString;
(void)jcl;
if (jenv == NULL) {
return NULL;
}
if (protocolVersion < 0 || protocolVersion > 5) {
printf("Input protocol version invalid: %d\n", protocolVersion);
return NULL;
}
XMEMSET(cipherList, 0, sizeof(cipherList));
switch (protocolVersion) {
#ifndef NO_OLD_TLS
#ifdef WOLFSSL_ALLOW_TLSV10
case 1:
method = wolfTLSv1_client_method();
break;
#endif
case 2:
method = wolfTLSv1_1_client_method();
break;
#endif /* NO_OLD_TLS */
#ifndef WOLFSSL_NO_TLS12
case 3:
method = wolfTLSv1_2_client_method();
break;
#endif
#ifdef WOLFSSL_TLS13
case 4:
method = wolfTLSv1_3_client_method();
break;
#endif
case 5:
method = wolfSSLv23_client_method();
break;
default:
printf("Input protocol version invalid: %d\n", protocolVersion);
return NULL;
}
/* create temporary WOLFSSL_CTX and WOLFSSL structs to get expected
* available cipher list */
ctx = wolfSSL_CTX_new(method);
if (ctx == NULL) {
return NULL;
}
ssl = wolfSSL_new(ctx);
if (ssl == NULL) {
wolfSSL_CTX_free(ctx);
return NULL;
}
supportedCiphers = wolfSSL_get_ciphers_compat(ssl);
if (supportedCiphers == NULL) {
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
return NULL;
}
numCiphers = sk_num(supportedCiphers);
for (i = 0; i < numCiphers; i++) {
cipher = (const WOLFSSL_CIPHER*)sk_value(supportedCiphers, i);
if (cipher != NULL) {
cipherName = wolfSSL_CIPHER_get_name(cipher);
#if defined(WOLFSSL_CIPHER_INTERNALNAME) || \
defined(NO_ERROR_STRINGS) || defined(WOLFSSL_QT)
/* CIPHER_get_name() returns internal cipher format in this case,
* need to convert to IANA format next */
ret = wolfSSL_get_cipher_suite_from_name(cipherName,
&cipherSuite0, &cipherSuite, &flags);
if (ret == 0) {
ianaName = wolfSSL_get_cipher_name_iana_from_suite(
cipherSuite0, cipherSuite);
}
#else
/* cipherName already in IANA format */
ianaName = cipherName;
#endif
if (ianaName != NULL) {
/* colon separated list */
if (i != 0 && (XSTRLEN(cipherList) + 1) < sizeof(cipherList)) {
XSTRNCAT(cipherList, ":",
sizeof(cipherList) - XSTRLEN(cipherList) - 1);
}
if ((XSTRLEN(ianaName) + XSTRLEN(cipherList) + 1) <
sizeof(cipherList)) {
XSTRNCAT(cipherList, ianaName,
sizeof(cipherList) - XSTRLEN(cipherList) - 1);
}
}
}
/* reset ianaName to NULL for next loop */
ianaName = NULL;
}
wolfSSL_free(ssl);
wolfSSL_CTX_free(ctx);
/* build and return Java String from cipherList array */
retString = (*jenv)->NewStringUTF(jenv, cipherList);
return retString;
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_isEnabledCRL
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef HAVE_CRL
return 1;
#else
return 0;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_isEnabledCRLMonitor
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef HAVE_CRL_MONITOR
return 1;
#else
return 0;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_isEnabledOCSP
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef HAVE_OCSP
return 1;
#else
return 0;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_isEnabledPSK
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifndef NO_PSK
return 1;
#else
return 0;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_isEnabledDTLS
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef WOLFSSL_DTLS
return 1;
#else
return 0;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_isEnabledAtomicUser
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef ATOMIC_USER
return 1;
#else
return 0;
#endif
}
JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSL_isEnabledPKCallbacks
(JNIEnv* jenv, jclass jcl)
{
(void)jenv;
(void)jcl;
#ifdef HAVE_PK_CALLBACKS
return 1;
#else
return 0;
#endif
}
JNIEXPORT jobjectArray JNICALL Java_com_wolfssl_WolfSSL_getProtocols
(JNIEnv* jenv, jclass jcl)
{
return Java_com_wolfssl_WolfSSL_getProtocolsMask(jenv, jcl, 0);
}
JNIEXPORT jobjectArray JNICALL Java_com_wolfssl_WolfSSL_getProtocolsMask
(JNIEnv* jenv, jclass jcl, jlong mask)
{
jobjectArray ret;
int numProtocols = 0, idx = 0;
(void)jcl;
/* get the number of protocols enabled */
#ifdef WOLFSSL_TLS13
if(!(mask & SSL_OP_NO_TLSv1_3))
numProtocols += 1;
#endif
#ifndef WOLFSSL_NO_TLS12
if(!(mask & SSL_OP_NO_TLSv1_2))
numProtocols += 1;
#endif
#ifndef NO_OLD_TLS
if(!(mask & SSL_OP_NO_TLSv1_1))
numProtocols += 1;
#ifdef WOLFSSL_ALLOW_TLSV10
if(!(mask & SSL_OP_NO_TLSv1))
numProtocols += 1;
#endif /* WOLFSSL_ALLOW_TLSv10 */
#endif /* !NO_OLD_TLS */
#ifdef WOLFSSL_ALLOW_SSLv3
if(!(mask & SSL_OP_NO_SSLv3))
numProtocols += 1;
#endif
ret = (*jenv)->NewObjectArray(jenv, numProtocols,
(*jenv)->FindClass(jenv, "java/lang/String"), NULL);
if (ret == NULL) {
return NULL;
}
#ifdef WOLFSSL_TLS13
if(!(mask & SSL_OP_NO_TLSv1_3)) {
(*jenv)->SetObjectArrayElement(jenv, ret, idx++,
(*jenv)->NewStringUTF(jenv, "TLSv1.3"));
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
(*jenv)->ThrowNew(jenv, jcl, "Error setting TLSv1.3 string");
return NULL;
}
}
#endif
#ifndef WOLFSSL_NO_TLS12
if(!(mask & SSL_OP_NO_TLSv1_2)) {
(*jenv)->SetObjectArrayElement(jenv, ret, idx++,
(*jenv)->NewStringUTF(jenv, "TLSv1.2"));
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
(*jenv)->ThrowNew(jenv, jcl, "Error setting TLSv1.2 string");
return NULL;
}
}
#endif
#ifndef NO_OLD_TLS
if(!(mask & SSL_OP_NO_TLSv1_1)) {
(*jenv)->SetObjectArrayElement(jenv, ret, idx++,
(*jenv)->NewStringUTF(jenv, "TLSv1.1"));
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
(*jenv)->ThrowNew(jenv, jcl, "Error setting TLSv1.1 string");
return NULL;
}
}
#ifdef WOLFSSL_ALLOW_TLSV10
if(!(mask & SSL_OP_NO_TLSv1)) {
(*jenv)->SetObjectArrayElement(jenv, ret, idx++,
(*jenv)->NewStringUTF(jenv, "TLSv1"));
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
(*jenv)->ThrowNew(jenv, jcl, "Error setting TLSv1 string");
return NULL;
}
}
#endif /* WOLFSSL_ALLOW_TLSv10 */
#endif /* !NO_OLD_TLS */
#ifdef WOLFSSL_ALLOW_SSLv3
if(!(mask & SSL_OP_NO_SSLv3)) {
(*jenv)->SetObjectArrayElement(jenv, ret, idx++,
(*jenv)->NewStringUTF(jenv, "SSLv3"));
if ((*jenv)->ExceptionOccurred(jenv)) {
(*jenv)->ExceptionDescribe(jenv);
(*jenv)->ExceptionClear(jenv);
(*jenv)->ThrowNew(jenv, jcl, "Error setting SSLv3 string");
return NULL;
}
}
#endif
return ret;
}