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/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* File : com_trustedlogic_trustednfc_android_NdefRecord.c
* Original-Author : Trusted Logic S.A. (Jeremie Corbier)
* Created : 08-10-2009
*/
#include "trustednfc_jni.h"
namespace android {
static jbyteArray com_trustedlogic_trustednfc_android_NdefRecord_generate(
JNIEnv *e, jobject o, jshort flags, jshort tnf, jbyteArray type,
jbyteArray id, jbyteArray payload)
{
NFCSTATUS status;
phFriNfc_NdefRecord_t record;
uint32_t buf_size;
uint32_t record_size;
uint8_t *buf = NULL;
jbyteArray result = NULL;
/* Prepare NDEF record structure */
record.Flags = (uint8_t)flags;
record.Tnf = (uint8_t)tnf;
record.TypeLength = (uint32_t)e->GetArrayLength(type);
record.Type = (uint8_t *)e->GetByteArrayElements(type, NULL);
record.IdLength = (uint32_t)e->GetArrayLength(id);
record.Id = (uint8_t *)e->GetByteArrayElements(id, NULL);
record.PayloadLength = (uint32_t)e->GetArrayLength(payload);
record.PayloadData = (uint8_t *)e->GetByteArrayElements(payload, NULL);
buf_size = record.PayloadLength + record.IdLength + record.TypeLength + 8;
buf = (uint8_t*)malloc(buf_size);
if(buf == NULL)
goto end;
LOGD("phFriNfc_NdefRecord_Generate()");
REENTRANCE_LOCK();
status = phFriNfc_NdefRecord_Generate(&record, buf, buf_size, &record_size);
REENTRANCE_UNLOCK();
if(status != NFCSTATUS_SUCCESS)
{
LOGE("phFriNfc_NdefRecord_Generate() returned 0x%04x[%s]", status, trustednfc_jni_get_status_name(status));
goto end;
}
LOGD("phFriNfc_NdefRecord_Generate() returned 0x%04x[%s]", status, trustednfc_jni_get_status_name(status));
result = e->NewByteArray(record_size);
if(result == NULL)
goto end;
e->SetByteArrayRegion(result, 0, record_size, (jbyte *)buf);
end:
e->ReleaseByteArrayElements(type, (jbyte *)record.Type, JNI_ABORT);
e->ReleaseByteArrayElements(id, (jbyte *)record.Id, JNI_ABORT);
e->ReleaseByteArrayElements(payload, (jbyte *)record.PayloadData, JNI_ABORT);
if(buf)
free(buf);
return result;
}
/*
* JNI registration.
*/
static JNINativeMethod gMethods[] =
{
{"generate", "(SS[B[B[B)[B",
(void *)com_trustedlogic_trustednfc_android_NdefRecord_generate},
};
int register_com_trustedlogic_trustednfc_android_NdefRecord(JNIEnv *e)
{
return jniRegisterNativeMethods(e,
"android/nfc/NdefRecord",
gMethods, NELEM(gMethods));
}
} // namespace android
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