lib/gnutls_str.h

   1 /*
   2  * Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2007 Free Software Foundation
   3  *
   4  * Author: Nikos Mavroyanopoulos
   5  *
   6  * This file is part of GNUTLS.
   7  *
   8  * The GNUTLS library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public License
  10  * as published by the Free Software Foundation; either version 2.1 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  21  * USA
  22  *
  23  */
  24
  25 #ifndef GNUTLS_STR_H
  26 # define GNUTLS_STR_H
  27
  28 #include <gnutls_int.h>
  29
  30 void _gnutls_str_cpy (char *dest, size_t dest_tot_size, const char *src);
  31 void _gnutls_mem_cpy (char *dest, size_t dest_tot_size, const char *src,
  32                       size_t src_size);
  33 void _gnutls_str_cat (char *dest, size_t dest_tot_size, const char *src);
  34
  35 typedef struct
  36 {
  37   opaque *data;
  38   size_t max_length;
  39   size_t length;
  40   gnutls_realloc_function realloc_func;
  41   gnutls_alloc_function alloc_func;
  42   gnutls_free_function free_func;
  43 } gnutls_string;
  44
  45 void _gnutls_string_init (gnutls_string *, gnutls_alloc_function,
  46                           gnutls_realloc_function, gnutls_free_function);
  47 void _gnutls_string_clear (gnutls_string *);
  48
  49 /* Beware, do not clear the string, after calling this
  50  * function
  51  */
  52 gnutls_datum_t _gnutls_string2datum (gnutls_string * str);
  53
  54 int _gnutls_string_copy_str (gnutls_string * dest, const char *src);
  55 int _gnutls_string_append_str (gnutls_string *, const char *str);
  56 int _gnutls_string_append_data (gnutls_string *, const void *data,
  57                                 size_t data_size);
  58 int _gnutls_string_append_printf (gnutls_string * dest, const char *fmt, ...);
  59
  60 char *_gnutls_bin2hex (const void *old, size_t oldlen, char *buffer,
  61                        size_t buffer_size);
  62 int _gnutls_hex2bin (const opaque * hex_data, int hex_size, opaque * bin_data,
  63                      size_t * bin_size);
  64
  65 #endif