// vim: sw=2 et
/* (C) 2003-2007 Willem Jan Hengeveld <itsme@xs4all.nl>
 * Web: http://www.xs4all.nl/~itsme/
 *      http://wiki.xda-developers.com/
 *
 * $Id: xip.cpp 1502 2007-04-15 07:54:20Z itsme $
 */
/*
        L O A D E R  for Pocket PC ROMs
*/

#include "../idaldr.h"
#include <exehdr.h>
#include <queue.hpp>
#include <stddef.h>   //offsetof

#include "xip_handlers.hpp"

//--------------------------------------------------------------------------
//
//      check input file format. if recognized, then return 1
//      and fill 'fileformatname'.
//      otherwise return 0
//
int accept_file(FILE *fp, char fileformatname[MAX_FILE_FORMAT_NAME], int n)
{
  if (n<0 || n>=g_nr_xip_handlers)
    return 0;

  if (g_handlers[n].accept(fp)) {
    qstrncpy(fileformatname, g_handlers[n].formatname, MAX_FILE_FORMAT_NAME);
    return 1;
  }
  return(f_BIN);
}

int find_handler(const char *fileformatname)
{
  for (int i=0 ; i<g_nr_xip_handlers ; i++)
    if (strcmp(fileformatname, g_handlers[i].formatname)==0)
      return i;

  return -1;
}
//--------------------------------------------------------------------------
//
//      load file into the database.
//
void load_file(FILE *fp, ushort neflag, const char *fileformatname)
{
  int n= find_handler(fileformatname);
  if (n==-1) {
    deb(16,"ERROR - load_file: unknown formatname: %s\n", fileformatname);
    return;
  }
  g_handlers[n].load(fp, neflag);
}

int save_file(FILE *fp,const char *fileformatname)
{
  int n= find_handler(fileformatname);
  if (n==-1) {
    deb(16,"ERROR - save_file: unknown formatname: %s\n", fileformatname);
    return 0;
  }
  return g_handlers[n].save(fp);
}

int move_segm(ea_t from, ea_t to, asize_t size, const char *fileformatname)
{
  int n= find_handler(fileformatname);
  if (n==-1) {
    deb(16,"ERROR - move_segm: unknown formatname: %s\n", fileformatname);
    return 0;
  }
  return g_handlers[n].move_segm(from, to, size);
}

//----------------------------------------------------------------------
//
//      LOADER DESCRIPTION BLOCK
//
//----------------------------------------------------------------------
loader_t LDSC =
{
  IDP_INTERFACE_VERSION,
  0,                            // loader flags
//
//      check input file format. if recognized, then return 1
//      and fill 'fileformatname'.
//      otherwise return 0
//
  accept_file,
//
//      load file into the database.
//
  load_file,
//
//      create output file from the database.
//      this function may be absent.
//
  save_file,

//      take care of a moved segment (fix up relocations, for example)
  move_segm,
};