Exemple #1
0
/* main */
int main (int argc, char ** argv)
{
  if (argc > 1)
  {
    oslFileError  result;
    oslFileHandle hFile = 0;

    rtl_uString * pSystemPath = 0;
    rtl_uString * pFileUrl = 0;

    rtl_uString_newFromAscii (&pSystemPath, argv[1]);

    result = osl_getFileURLFromSystemPath (pSystemPath, &pFileUrl);
    rtl_uString_release (pSystemPath), pSystemPath = 0;
    if (result != osl_File_E_None)
      return (result);

    result = osl_openFile (pFileUrl, &hFile, osl_File_OpenFlag_Read);
    rtl_uString_release (pFileUrl), pFileUrl = 0;
    if (result == osl_File_E_None)
    {
      sal_Sequence * pBuffer = 0;
      for ( ;; )
      {
        sal_Int32 i, n;

        result = osl_readLine (hFile, &pBuffer);
        if (result != osl_File_E_None)
          break;
        for (i = 0, n = pBuffer->nElements; i < n; i++)
          printf ("%c", (char)(pBuffer->elements[i]));
        printf("\n");
      }

      rtl_byte_sequence_release (pBuffer), pBuffer = 0;
      (void) osl_closeFile (hFile);
    }
  }
  return 0;
}
Exemple #2
0
static oslFileError osl_create_temp_file_impl_(
    const rtl_uString* pustr_base_directory,
    oslFileHandle* file_handle,
    rtl_uString** ppustr_temp_file_name)
{
    rtl_uString*        rand_name        = 0;
    sal_uInt32          len_base_dir     = 0;
    rtl_uString*        tmp_file_path    = 0;
    rtl_uString*        tmp_file_url     = 0;
    sal_Int32           capacity         = 0;
    oslFileError        osl_error        = osl_File_E_None;
    sal_Int32           offset_file_name;
    const sal_Unicode*  puchr;

    OSL_PRECOND(pustr_base_directory, "Invalid Parameter");
    OSL_PRECOND(file_handle, "Invalid Parameter");
    OSL_PRECOND(ppustr_temp_file_name, "Invalid Parameter");

    len_base_dir = rtl_uString_getLength(pustr_base_directory);

    rtl_uStringbuffer_newFromStr_WithLength(
        &tmp_file_path,
        rtl_uString_getStr((rtl_uString*)pustr_base_directory),
        len_base_dir);

    rtl_uStringbuffer_ensureCapacity(
        &tmp_file_path,
        &capacity,
        (len_base_dir + 1 + RAND_NAME_LENGTH));

    offset_file_name = len_base_dir;

    puchr = rtl_uString_getStr(tmp_file_path);

    /* ensure that the last character is a '/' */

    if ((sal_Unicode)'/' != puchr[len_base_dir - 1])
    {
        rtl_uStringbuffer_insert_ascii(
            &tmp_file_path,
            &capacity,
            len_base_dir,
            "/",
            1);

        offset_file_name++;
    }

    while(1) /* try until success */
    {
        osl_gen_random_name_impl_(&rand_name);

        rtl_uStringbuffer_insert(
            &tmp_file_path,
            &capacity,
            offset_file_name,
            rtl_uString_getStr(rand_name),
            rtl_uString_getLength(rand_name));

        osl_error = osl_getFileURLFromSystemPath(
            tmp_file_path, &tmp_file_url);

        if (osl_File_E_None == osl_error)
        {
            /* RW permission for the user only! */
            mode_t old_mode = umask(077);

            osl_error = osl_openFile(
                tmp_file_url,
                file_handle,
                osl_File_OpenFlag_Read |
                osl_File_OpenFlag_Write |
                osl_File_OpenFlag_Create);

            umask(old_mode);
        }

        /* in case of error osl_File_E_EXIST we simply try again else we give up */

        if ((osl_File_E_None == osl_error) || (osl_error != osl_File_E_EXIST))
        {
            if (rand_name)
                rtl_uString_release(rand_name);

            if (tmp_file_url)
                rtl_uString_release(tmp_file_url);

            break;
        }
    } /* while(1) */

    if (osl_File_E_None == osl_error)
        rtl_uString_assign(ppustr_temp_file_name, tmp_file_path);

    if (tmp_file_path)
        rtl_uString_release(tmp_file_path);

    return osl_error;
}