JNIEXPORT jbyteArray JNICALL
Java_java_util_zip_ZipFile_inflateEntryImpl2 (JNIEnv * env, jobject recv,
jlong descriptor,
jstring entryName)
{
PORT_ACCESS_FROM_ENV (env);
I_32 retval;
HyZipFile *zipFile;
HyZipEntry zipEntry;
const char *entryCopy;
jbyteArray buf;
JCLZipFile *jclZipFile = (JCLZipFile *) (IDATA) descriptor;
/* Build the zipFile */
if (jclZipFile == (void *) -1)
{
throwNewIllegalStateException (env, "");
return NULL;
}
zipFile = &(jclZipFile->hyZipFile);
entryCopy = (*env)->GetStringUTFChars (env, entryName, NULL);
if (entryCopy == NULL)
return NULL;
zip_initZipEntry (privatePortLibrary, &zipEntry);
retval =
zip_getZipEntry (privatePortLibrary, zipFile, &zipEntry, entryCopy, TRUE);
(*env)->ReleaseStringUTFChars (env, entryName, entryCopy);
if (retval)
{
zip_freeZipEntry (privatePortLibrary, &zipEntry);
if (retval == ZIP_ERR_OUT_OF_MEMORY)
throwNewOutOfMemoryError (env, "");
return NULL;
}
buf = (*env)->NewByteArray (env, zipEntry.uncompressedSize);
if (!buf)
{
throwNewOutOfMemoryError (env, "");
return NULL;
}
retval =
zip_getZipEntryData (privatePortLibrary, zipFile, &zipEntry, NULL,
zipEntry.uncompressedSize);
if (retval == 0)
(*env)->SetByteArrayRegion (env, buf, 0, zipEntry.uncompressedSize,
zipEntry.data);
zip_freeZipEntry (privatePortLibrary, &zipEntry);
if (!retval)
return buf;
if (retval == ZIP_ERR_OUT_OF_MEMORY)
throwNewOutOfMemoryError (env, "");
else
throwJavaZIOException (env, "");
return NULL;
}
char* Read_Manifest(JavaVM *vm, JNIEnv *env,const char *jar_name){
I_32 retval;
#ifndef HY_ZIP_API
HyZipFile zipFile;
HyZipEntry zipEntry;
#else
VMIZipFile zipFile;
VMIZipEntry zipEntry;
#endif
char *result;
int size = 0;
char errorMessage[1024];
/* Reach for the VM interface */
VMI_ACCESS_FROM_JAVAVM(vm);
PORT_ACCESS_FROM_JAVAVM(vm);
#ifdef HY_ZIP_API
VMIZipFunctionTable *zipFuncs = (*VMI)->GetZipFunctions(VMI);
#endif /* HY_ZIP_API */
/* open zip file */
#ifndef HY_ZIP_API
retval = zip_openZipFile(privatePortLibrary, (char *)jar_name, &zipFile, NULL);
#else /* HY_ZIP_API */
retval = zipFuncs->zip_openZipFile(VMI, (char *)jar_name, &zipFile, 0);
#endif /* HY_ZIP_API */
if(retval){
sprintf(errorMessage,"failed to open file:%s, %d\n", jar_name, retval);
(*env)->FatalError(env, errorMessage);
return NULL;
}
/* get manifest entry */
#ifndef HY_ZIP_API
zip_initZipEntry(privatePortLibrary, &zipEntry);
retval = zip_getZipEntry(privatePortLibrary, &zipFile, &zipEntry, "META-INF/MANIFEST.MF", TRUE);
#else /* HY_ZIP_API */
zipFuncs->zip_initZipEntry(VMI, &zipEntry);
retval = zipFuncs->zip_getZipEntry(VMI, &zipFile, &zipEntry, "META-INF/MANIFEST.MF", ZIP_FLAG_READ_DATA_POINTER);
#endif /* HY_ZIP_API */
if (retval) {
#ifndef HY_ZIP_API
zip_freeZipEntry(PORTLIB, &zipEntry);
#else /* HY_ZIP_API */
zipFuncs->zip_freeZipEntry(VMI, &zipEntry);
#endif /* HY_ZIP_API */
sprintf(errorMessage,"failed to get entry: %d\n", retval);
(*env)->FatalError(env, errorMessage);
return NULL;
}
/* read bytes */
size = zipEntry.uncompressedSize;
result = (char *)hymem_allocate_memory(size*sizeof(char) + 1);
#ifndef HY_ZIP_API
retval = zip_getZipEntryData(privatePortLibrary, &zipFile, &zipEntry, (unsigned char*)result, size);
#else /* HY_ZIP_API */
retval = zipFuncs->zip_getZipEntryData(VMI, &zipFile, &zipEntry, (unsigned char*)result, size);
#endif /* HY_ZIP_API */
if(retval){
#ifndef HY_ZIP_API
zip_freeZipEntry(PORTLIB, &zipEntry);
#else /* HY_ZIP_API */
zipFuncs->zip_freeZipEntry(VMI, &zipEntry);
#endif /* HY_ZIP_API */
sprintf(errorMessage,"failed to get bytes from zip entry, %d\n", zipEntry.extraFieldLength);
(*env)->FatalError(env, errorMessage);
return NULL;
}
result[size] = '\0';
/* free resource */
#ifndef HY_ZIP_API
zip_freeZipEntry(privatePortLibrary, &zipEntry);
retval = zip_closeZipFile(privatePortLibrary, &zipFile);
#else /* HY_ZIP_API */
zipFuncs->zip_freeZipEntry(VMI, &zipEntry);
retval = zipFuncs->zip_closeZipFile(VMI, &zipFile);
#endif /* HY_ZIP_API */
if (retval) {
sprintf(errorMessage,"failed to close zip file: %s, %d\n", jar_name, retval);
(*env)->FatalError(env, errorMessage);
return NULL;
}
return result;
}
