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/*
Copyright (C) 2015-2020, Dirk Krause
SPDX-License-Identifier: BSD-3-Clause
*/

/*
	WARNING: This file was generated by the dkct program (see
	http://dktools.sourceforge.net/ for details).
	Changes you make here will be lost if dkct is run again!
	You should modify the original source and run dkct on it.
	Original source: dk4membf.ctr
*/

/**	@file dk4membf.c The dk4membf module.
*/


#line 61 "dk4membf.ctr"

#include "dk4conf.h"
#include "dk4membf.h"

#if DK4_HAVE_ERRNO_H
#ifndef ERRNO_H_INCLUDED
#include <errno.h>
#define	ERRNO_H_INCLUDED 1
#endif
#endif

#if DK4_HAVE_ASSERT_H
#ifndef	ASSERT_H_INCLUDED
#include <assert.h>
#define	ASSERT_H_INCLUDED 1
#endif
#endif


int
dk4membuf_to_file(FILE *fipo, dk4_membuf_t const *mbptr, dk4_er_t *erp)
{
  dk4_membuf_cell_t	*pc	= NULL;
  dk4_membuf_cell_t	*pn	= NULL;
  size_t		 wrb	= 0;
  int			 back	= 0;

#if	DK4_USE_ASSERT
	assert(NULL != fipo);
	assert(NULL != mbptr);
#endif
  if ((NULL != fipo) && (NULL != mbptr)) {
    back = 1;
    pc = mbptr->first;
    while (NULL != pc) {
      pn = pc->next;
      if (0 < pc->used) {
        errno = 0;
        wrb = fwrite(pc->buf, 1, pc->used, fipo);
	if (wrb != pc->used) {
	  back = 0;
	  dk4error_set_idetails(erp, DK4_E_WRITE_FAILED, errno);
	}
      }
      pc = pn;
    }
  } else {
    dk4error_set_simple_error_code(erp, DK4_E_INVALID_ARGUMENTS);
  }
  return back;
}