C++ (Cpp) pdr_dbs_sFile Examples

Example #1

File: wb_dbs.cpp Project: ManfredHerrmann/proview

pwr_tStatus
wb_dbs::writeSectFile(size_t size)
{
  char f[dbs_dAlign(sizeof(dbs_sFile))];
  dbs_sFile *fp = (dbs_sFile*)f;
  PDR pdrs;

  co_GetOwnFormat(&fp->format);
  fp->cookie = dbs_cMagicCookie;
  fp->size = size;
  fp->offset = dbs_dAlign(sizeof(*fp));
  fp->formatVersion = dbs_cVersionFormat;
  fp->version = dbs_cVersionFile;
  fp->sectVersion = dbs_cVersionDirectory;
  fp->pwrVersion = 1;
  fp->time = m_volume.time;
  fp->fileType = dbs_eFile_volume;

  strcpy(fp->userName, "");
  strcpy(fp->comment, "");

  pdrmem_create(&pdrs, (char *) fp, sizeof(*fp), PDR_DECODE, fp->format, fp->format);
  if (!pdr_dbs_sFile(&pdrs, fp))
    return LDH__XDR;

  if (fseek(m_fp, 0, SEEK_SET) != 0)
    return LDH__FILEPOS;

  if (fwrite(f, sizeof(f) , 1, m_fp) < 1) return LDH__FILEWRITE;

  return LDH__SUCCESS;
}

Example #2

File: co_dbs.c Project: jordibrus/proview

dbs_sEnv *
dbs_Open(pwr_tStatus *sts, dbs_sEnv *ep, const char *filename)
{
    FILE *f;
    co_mFormat srcFormat, ownFormat;
    PDR pdrs;
    dbs_sSect sect;

    *sts = DBS__SUCCESS;
    memset(ep, 0, sizeof(*ep));
    
    f = fopen(filename, "r");
    if (f == NULL) {
        *sts = errno_GetStatus();
        return NULL;
    } 

    if (fread(&ep->file, sizeof(ep->file), 1, f) == 0) {
        *sts = errno_GetStatus();
        fclose(f);
        return NULL;
    }
    
    fseek(f, ep->file.offset, SEEK_SET);

    if (fread(&sect, sizeof(sect), 1, f) == 0) {
        *sts = errno_GetStatus();
        fclose(f);
        return NULL;
    }

    ep->nSect = sect.size / dbs_dAlign(sizeof(sect));
    

#if 0
    srcFormat.m = ntohl(ep->file.format.m);    
#else
    srcFormat.m = ep->file.format.m;    
#endif
    co_GetOwnFormat(&ownFormat);

    if (srcFormat.m != ownFormat.m) {
        pdrmem_create(&pdrs, &ep->file, sizeof(ep->file), PDR_DECODE, srcFormat, ownFormat);
        if (!pdr_dbs_sFile(&pdrs, &ep->file)) {
            *sts = DBS__PDRFILE;
            fclose(f);
            return NULL;
        }
    }
    
    fseek(f, 0, SEEK_SET);
    ep->f = f;

    return ep;
}