xref: /haiku/src/system/libroot/posix/string/strxfrm.cpp (revision 97f11716bfaa0f385eb0e28a52bf56a5023b9e99)

/*
 * Copyright 2005, Ingo Weinhold <bonefish@cs.tu-berlin.de>.
 * Copyright 2010, Oliver Tappe, zooey@hirschkaefer.de.
 * All rights reserved. Distributed under the terms of the MIT license.
 */

#include <errno.h>
#include <string.h>

#include <errno_private.h>
#include "LocaleBackend.h"


using BPrivate::Libroot::GetCurrentLocaleBackend;
using BPrivate::Libroot::LocaleBackend;
using BPrivate::Libroot::LocaleBackendData;


extern "C" size_t
strxfrm(char *out, const char *in, size_t size)
{
	LocaleBackend* backend = GetCurrentLocaleBackend();

	if (backend != NULL) {
		size_t outSize = 0;
		status_t status = backend->Strxfrm(out, in, size, outSize);

		if (status != B_OK)
			__set_errno(EINVAL);

		return outSize;
	}

	return strlcpy(out, in, size);
}


extern "C" size_t
strxfrm_l(char *out, const char *in, size_t size, locale_t l)
{
	LocaleBackendData* locale = (LocaleBackendData*)l;
	LocaleBackend* backend = locale->backend;

	if (backend != NULL) {
		size_t outSize = 0;
		status_t status = backend->Strxfrm(out, in, size, outSize);

		if (status != B_OK)
			__set_errno(EINVAL);

		return outSize;
	}

	return strlcpy(out, in, size);
}