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writeres.c

/*
 * Write .res file from a resource-tree
 *
 * Copyright 1998 Bertho A. Stultiens
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "config.h"
#include "wine/port.h"

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>

#include "wine/unicode.h"
#include "wrc.h"
#include "genres.h"
#include "newstruc.h"
#include "utils.h"

/*
 *****************************************************************************
 * Function : write_resfile
 * Syntax   : void write_resfile(char *outname, resource_t *top)
 * Input    :
 *    outname     - Filename to write to
 *    top   - The resource-tree to convert
 * Output   :
 * Description    :
 * Remarks  :
 *****************************************************************************
*/
void write_resfile(char *outname, resource_t *top)
{
      FILE *fo;
      unsigned int ret;
      char zeros[3] = {0, 0, 0};

      fo = fopen(outname, "wb");
      if(!fo)
            fatal_perror("Could not open %s", outname);

      if(win32)
      {
            /* Put an empty resource first to signal win32 format */
            res_t *res = new_res();
            put_dword(res, 0);            /* ResSize */
            put_dword(res, 0x00000020);   /* HeaderSize */
            put_word(res, 0xffff);        /* ResType */
            put_word(res, 0);
            put_word(res, 0xffff);        /* ResName */
            put_word(res, 0);
            put_dword(res, 0);            /* DataVersion */
            put_word(res, 0);       /* Memory options */
            put_word(res, 0);       /* Language */
            put_dword(res, 0);            /* Version */
            put_dword(res, 0);            /* Characteristics */
            ret = fwrite(res->data, 1, res->size, fo);
            if(ret != res->size)
            {
                  fclose(fo);
                  error("Error writing %s\n", outname);
            }
            free(res);
      }

      for(; top; top = top->next)
      {
            if(!top->binres)
                  continue;

            ret = fwrite(top->binres->data, 1, top->binres->size, fo);
            if(ret != top->binres->size)
            {
                  fclose(fo);
                  error("Error writing %s\n", outname);
            }
            if(win32 && (top->binres->size & 0x03))
            {
                  /* Write padding */
                  ret = fwrite(zeros, 1, 4 - (top->binres->size & 0x03), fo);
                  if(ret != 4 - (top->binres->size & 0x03))
                  {
                        fclose(fo);
                        error("Error writing %s\n", outname);
                  }
            }
      }
      if (fclose(fo))
            fatal_perror("Error writing %s", outname);
}

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