/* jni_error.c
 *
 * Copyright (C) 2006-2016 wolfSSL Inc.
 *
 * This file is part of wolfSSL. (formerly known as CyaSSL)
 *
 * 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 02110-1301, USA
 */

#ifndef __ANDROID__
    #include <wolfssl/options.h>
#endif

#include <com_wolfssl_wolfcrypt_WolfCryptError.h>
#include <wolfcrypt_jni_error.h>

JNIEXPORT jstring JNICALL Java_com_wolfssl_wolfcrypt_WolfCryptError_wc_1GetErrorString
  (JNIEnv* env, jclass obj, jint error)
{
    return (*env)->NewStringUTF(env, wc_GetErrorString(error));
}

void throwWolfCryptExceptionFromError(JNIEnv* env, int code)
{
    jclass class = NULL;
    jobject exception = NULL;
    jmethodID constructor = NULL;

    if (code == MEMORY_E) {
        throwOutOfMemoryException(
            env, "Failed to allocate memory in the native wolfcrypt library");

        return;
    }

    class = (*env)->FindClass(env, "com/wolfssl/wolfcrypt/WolfCryptException");
    /* FindClass may throw exception */
    if ((*env)->ExceptionOccurred(env)) {
        return;
    }

    if (class) {
        constructor = (*env)->GetMethodID(env, class, "<init>", "(I)V");
        /* GetMethodID may throw exception */
        if ((*env)->ExceptionOccurred(env)) {
            return;
        }

        if (constructor) {
            exception = (*env)->NewObject(env, class, constructor, code);
            /* NewObject may throw exception */
            if ((*env)->ExceptionOccurred(env)) {
                return;
            }

            if (exception) {
                (*env)->Throw(env, exception);
                return;
            }
        }
    }

    throwWolfCryptException(env, wc_GetErrorString(code));
}

