/*
 * Copyright (c) 2005 Sendmail, Inc. and its suppliers.
 *	All rights reserved.
 *
 * By using this file, you agree to the terms and conditions set
 * forth in the LICENSE file which can be found at the top level of
 * the sendmail distribution.
 */

#include "sm/generic.h"
SM_RCSID("@(#)$Id: hdrmodlwr.c,v 1.3 2006/12/29 01:21:56 ca Exp $")

#include "sm/assert.h"
#include "sm/error.h"
#include "sm/hdrmod.h"
#include "sm/reccom.h"

/*
**  SM_HDRMODL_WR -- write header modifications into an RCB
**
**	Parameters:
**		sm_hdrmodhd -- header of header modification list
**		rcb -- RCB to fill in
**		rttp -- record type for type and position
**		rthdr -- record type for header
**
**	Returns:
**		usual sm_error code
*/

sm_ret_T
sm_hdrmodl_wr(sm_hdrmodhd_P sm_hdrmodhd, sm_rcb_P rcb, uint32_t rttp, uint32_t rthdr)
{
	sm_ret_T ret;
	sm_hdrmod_P sm_hdrmod;

	if (NULL == sm_hdrmodhd || HDRMODL_EMPTY(sm_hdrmodhd))
		return SM_SUCCESS;
	for (sm_hdrmod = HDRMODL_FIRST(sm_hdrmodhd);
	     sm_hdrmod != HDRMODL_END(sm_hdrmodhd);
	     sm_hdrmod = HDRMODL_NEXT(sm_hdrmod))
	{
		ret = sm_rcb_putv(rcb, 0,
			SM_RCBV_INT2, rttp, sm_hdrmod->sm_hm_type, sm_hdrmod->sm_hm_pos,
			SM_RCBV_CSTR, (sm_hdrmod->sm_hm_hdr != NULL) ? rthdr : RT_NOSEND,
				sm_hdrmod->sm_hm_hdr,
			SM_RCBV_END);
		if (sm_is_err(ret))
			return ret;
	}
	return SM_SUCCESS;
}