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/* Copyright 2017 Google Inc. All Rights Reserved.
Distributed under MIT license.
See file LICENSE for detail or copy at https://opensource.org/licenses/MIT
*/
#ifndef BROTLI_WRAPPER_DEC_DECODER_JNI_H_
#define BROTLI_WRAPPER_DEC_DECODER_JNI_H_
#include <jni.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* Creates a new Decoder.
*
* Cookie to address created decoder is stored in out_cookie. In case of failure
* cookie is 0.
*
* @param ctx {out_cookie, in_directBufferSize} tuple
* @returns direct ByteBuffer if directBufferSize is not 0; otherwise null
*/
JNIEXPORT jobject JNICALL
Java_org_brotli_wrapper_dec_DecoderJNI_nativeCreate(
JNIEnv* env, jobject /*jobj*/, jlongArray ctx);
/**
* Push data to decoder.
*
* status codes:
* - 0 error happened
* - 1 stream is finished, no more input / output expected
* - 2 needs more input to process further
* - 3 needs more output to process further
* - 4 ok, can proceed further without additional input
*
* @param ctx {in_cookie, out_status} tuple
* @param input_length number of bytes provided in input or direct input;
* 0 to process further previous input
*/
JNIEXPORT void JNICALL
Java_org_brotli_wrapper_dec_DecoderJNI_nativePush(
JNIEnv* env, jobject /*jobj*/, jlongArray ctx, jint input_length);
/**
* Pull decompressed data from decoder.
*
* @param ctx {in_cookie, out_status} tuple
* @returns direct ByteBuffer; all the produced data MUST be consumed before
* any further invocation; null in case of error
*/
JNIEXPORT jobject JNICALL
Java_org_brotli_wrapper_dec_DecoderJNI_nativePull(
JNIEnv* env, jobject /*jobj*/, jlongArray ctx);
/**
* Releases all used resources.
*
* @param ctx {in_cookie} tuple
*/
JNIEXPORT void JNICALL
Java_org_brotli_wrapper_dec_DecoderJNI_nativeDestroy(
JNIEnv* env, jobject /*jobj*/, jlongArray ctx);
JNIEXPORT jboolean JNICALL
Java_org_brotli_wrapper_dec_DecoderJNI_nativeAttachDictionary(
JNIEnv* env, jobject /*jobj*/, jlongArray ctx, jobject dictionary);
#ifdef __cplusplus
}
#endif
#endif // BROTLI_WRAPPER_DEC_DECODER_JNI_H_
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