2 * Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009,
3 * 2010 Free Software Foundation, Inc.
5 * Author: Nikos Mavrogiannopoulos
7 * This file is part of GnuTLS.
9 * The GnuTLS is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public License
11 * as published by the Free Software Foundation; either version 2.1 of
12 * the License, or (at your option) any later version.
14 * This library is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
29 #include <gnutls_int.h>
30 #include <gnutls_datum.h>
32 void _gnutls_str_cpy (char *dest, size_t dest_tot_size, const char *src);
33 void _gnutls_mem_cpy (char *dest, size_t dest_tot_size, const char *src,
35 void _gnutls_str_cat (char *dest, size_t dest_tot_size, const char *src);
39 opaque *allocd; /* pointer to allocated data */
40 opaque *data; /* API: pointer to data to copy from */
42 size_t length; /* API: current length */
45 void _gnutls_buffer_init (gnutls_buffer_st *);
46 void _gnutls_buffer_clear (gnutls_buffer_st *);
47 int _gnutls_buffer_resize (gnutls_buffer_st *, size_t new_size);
49 int _gnutls_buffer_append_str (gnutls_buffer_st *, const char *str);
50 int _gnutls_buffer_append_data (gnutls_buffer_st *, const void *data,
53 #include <gnutls_num.h>
55 int _gnutls_buffer_append_prefix (gnutls_buffer_st * buf, size_t data_size);
57 int _gnutls_buffer_append_data_prefix (gnutls_buffer_st * buf,
58 const void *data, size_t data_size);
59 void _gnutls_buffer_pop_data (gnutls_buffer_st *, void *, size_t * size);
60 void _gnutls_buffer_pop_datum (gnutls_buffer_st *, gnutls_datum_t *,
63 int _gnutls_buffer_pop_prefix (gnutls_buffer_st * buf, size_t * data_size,
66 int _gnutls_buffer_pop_data_prefix (gnutls_buffer_st * buf, void *data,
69 int _gnutls_buffer_pop_datum_prefix (gnutls_buffer_st * buf,
70 gnutls_datum_t * data);
71 int _gnutls_buffer_to_datum (gnutls_buffer_st * str, gnutls_datum_t * data);
73 int _gnutls_buffer_escape (gnutls_buffer_st * dest, int all,
74 const char *const invalid_chars);
75 int _gnutls_buffer_unescape (gnutls_buffer_st * dest);
78 /* This feature is available in gcc versions 2.5 and later. */
79 #if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
80 #define __attribute__(Spec) /* empty */
84 int _gnutls_buffer_append_printf (gnutls_buffer_st * dest, const char *fmt,
86 __attribute__ ((format (printf, 2, 3)));
88 char *_gnutls_bin2hex (const void *old, size_t oldlen, char *buffer,
89 size_t buffer_size, const char *separator);
90 int _gnutls_hex2bin (const opaque * hex_data, int hex_size, opaque * bin_data,
93 int _gnutls_hostname_compare (const char *certname, size_t certnamesize,
94 const char *hostname, int level);
98 #define BUFFER_APPEND(b, x, s) { \
99 ret = _gnutls_buffer_append_data(b, x, s); \
106 #define BUFFER_APPEND_PFX(b, x, s) { \
107 ret = _gnutls_buffer_append_data_prefix(b, x, s); \
114 #define BUFFER_APPEND_NUM(b, s) { \
115 ret = _gnutls_buffer_append_prefix(b, s); \
123 #define BUFFER_POP(b, x, s) { \
125 _gnutls_buffer_pop_data(b, x, &is); \
127 ret = GNUTLS_E_PARSING_ERROR; \
133 #define BUFFER_POP_DATUM(b, o) { \
135 ret = _gnutls_buffer_pop_datum_prefix(b, &d); \
137 ret = _gnutls_set_datum (o, d.data, d.size); \
144 #define BUFFER_POP_NUM(b, o) { \
146 ret = _gnutls_buffer_pop_prefix(b, &s, 0); \