/*
 * Copyright 2011, Oliver Tappe, zooey@hirschkaefer.de.
 * Distributed under the terms of the MIT License.
 */


#include "ICUThreadLocalStorageValue.h"

#include <new>

#include <unicode/ucnv.h>


namespace BPrivate {
namespace Libroot {


ICUThreadLocalStorageValue::ICUThreadLocalStorageValue()
	: converter(NULL)
{
	charset[0] = '\0';
}


ICUThreadLocalStorageValue::~ICUThreadLocalStorageValue()
{
	if (converter != NULL)
		ucnv_close(converter);
}


status_t
ICUThreadLocalStorageValue::GetInstanceForKey(pthread_key_t tlsKey,
	ICUThreadLocalStorageValue*& instanceOut)
{
	ICUThreadLocalStorageValue* tlsValue = NULL;
	void* value = pthread_getspecific(tlsKey);
	if (value == NULL) {
		tlsValue = new (std::nothrow) ICUThreadLocalStorageValue();
		if (tlsValue == NULL)
			return B_NO_MEMORY;
		pthread_setspecific(tlsKey, tlsValue);
	} else
		tlsValue = static_cast<ICUThreadLocalStorageValue*>(value);

	instanceOut = tlsValue;

	return B_OK;
}


}	// namespace Libroot
}	// namespace BPrivate