lib/internal.h

   1 /* internal.h   internal header file for shishi
   2  * Copyright (C) 2002, 2003  Simon Josefsson
   3  *
   4  * This file is part of Shishi.
   5  *
   6  * Shishi is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * Shishi is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with Shishi; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #ifndef _INTERNAL_H
  23 #define _INTERNAL_H
  24
  25 #if HAVE_CONFIG_H
  26 #include "config.h"
  27 #endif
  28
  29 #ifdef STDC_HEADERS
  30 #include <stdio.h>
  31 #include <stdlib.h>
  32 #include <stdarg.h>
  33 #include <ctype.h>
  34 #endif
  35
  36 #if HAVE_UNISTD_H
  37 #include <unistd.h>
  38 #endif
  39
  40 #ifdef HAVE_NETDB_H
  41 #include <netdb.h>
  42 #endif
  43
  44 #if defined HAVE_DECL_H_ERRNO && !HAVE_DECL_H_ERRNO
  45 //extern int h_errno;
  46 #endif
  47
  48 #ifdef HAVE_PWD_H
  49 #include <pwd.h>
  50 #endif
  51
  52 #ifdef HAVE_SYS_TYPES_H
  53 #include <sys/types.h>
  54 #endif
  55
  56 #ifdef HAVE_SYS_SELECT_H
  57 #include <sys/select.h>
  58 #endif
  59
  60 #ifdef HAVE_SYS_SOCKET_H
  61 #include <sys/socket.h>
  62 #endif
  63
  64 #ifdef HAVE_SYS_IOCTL_H
  65 #include <sys/ioctl.h>
  66 #endif
  67
  68 #ifdef HAVE_ERRNO_H
  69 #include <errno.h>
  70 #endif
  71
  72 #if HAVE_INTTYPES_H
  73 # include <inttypes.h>
  74 #else
  75 # if HAVE_STDINT_H
  76 #  include <stdint.h>
  77 # endif
  78 #endif
  79
  80 #if TIME_WITH_SYS_TIME
  81 # include <sys/time.h>
  82 # include <time.h>
  83 #else
  84 # if HAVE_SYS_TIME_H
  85 #  include <sys/time.h>
  86 # else
  87 #  include <time.h>
  88 # endif
  89 #endif
  90
  91 #if HAVE_STRING_H
  92 # if !STDC_HEADERS && HAVE_MEMORY_H
  93 #  include <memory.h>
  94 # endif
  95 # include <string.h>
  96 #endif
  97 #if HAVE_STRINGS_H
  98 # include <strings.h>
  99 #endif
 100
 101 #ifdef HAVE_SIGNAL_H
 102 #include <signal.h>
 103 #endif
 104
 105 #ifdef HAVE_NETINET_IN_H
 106 #include <netinet/in.h>
 107 #endif
 108 #ifdef HAVE_NETINET_IN6_H
 109 #include <netinet/in6.h>
 110 #endif
 111 #ifdef HAVE_ARPA_INET_H
 112 #include <arpa/inet.h>
 113 #endif
 114
 115 #ifdef ENABLE_NLS
 116 extern char *_shishi_gettext (const char *str);
 117 #define _(String) _shishi_gettext (String)
 118 #define gettext_noop(String) String
 119 #define N_(String) gettext_noop (String)
 120 #endif
 121
 122 #include "setenv.h"
 123 #include "vasprintf.h"
 124 #include "gettext.h"
 125 #include "xalloc.h"
 126 #include "shishi.h"
 127
 128 #define GENERALIZEDTIME_TIME_LEN 15
 129 #define MAX_KEY_LEN 32
 130 #define MAX_RANDOM_LEN 32
 131 #define MAX_HASH_LEN 32
 132 #define MAX_CKSUM_LEN 32
 133
 134 #define SHISHI_VERBOSE_CRYPTO  (1<<1)
 135 #define SHISHI_VERBOSE_ASN1    (1<<2)
 136 #define SHISHI_VERBOSE_NOICE   (1<<3)
 137
 138 #define KRBTGT "krbtgt"
 139 #define PRINCIPAL_DELIMITER "/"
 140
 141 #define VERBOSEASN1(h) (h->verbose & SHISHI_VERBOSE_ASN1)
 142 #define VERBOSECRYPTO(h) (h->verbose & SHISHI_VERBOSE_CRYPTO)
 143 #define VERBOSENOICE(h) (h->verbose & SHISHI_VERBOSE_NOICE)
 144 #define VERBOSES (SHISHI_VERBOSE_ASN1 |         \
 145                   SHISHI_VERBOSE_CRYPTO |       \
 146                   SHISHI_VERBOSE_NOICE)
 147 #define VERBOSE(h) (h->verbose & ~VERBOSES)
 148
 149 #ifndef HOST_NAME_MAX
 150 #define HOST_NAME_MAX BUFSIZ
 151 #endif
 152
 153 struct Shishi_kdcinfo
 154 {
 155   char *name;
 156   struct sockaddr sockaddress;
 157 };
 158
 159 struct Shishi_realminfo
 160 {
 161   char *name;
 162   struct Shishi_kdcinfo *kdcaddresses;
 163   int nkdcaddresses;
 164 };
 165
 166 struct Shishi
 167 {
 168   Shishi_asn1 asn1;
 169   int verbose;
 170   char *default_realm;
 171   char *default_principal;
 172   int kdctimeout;
 173   int kdcretries;
 174   int32_t *clientkdcetypes;
 175   int nclientkdcetypes;
 176   struct Shishi_realminfo *realminfos;
 177   int nrealminfos;
 178   char *kdc;
 179   char error[1024];
 180   char gztime_buf[40];
 181   char *usercfgfile;
 182   char *tktsdefaultfile;
 183   char *hostkeysdefaultfile;
 184   char *stringprocess;
 185   Shishi_tkts *tkts;
 186 };
 187
 188 #define BASE_DIR "/.shishi"
 189 #define TICKET_FILE BASE_DIR "/tickets"
 190 #define USERCFG_FILE BASE_DIR "/config"
 191
 192 int
 193 _shishi_print_armored_data (Shishi * handle,
 194                             FILE * fh,
 195                             Shishi_asn1 asn1, char *asn1type, char *headers);
 196 int
 197 _shishi_save_data (Shishi * handle, FILE * fh, Shishi_asn1 asn1,
 198                    char *asn1type);
 199
 200 int
 201 _shishi_authenticator_input (Shishi * handle,
 202                              FILE * fh, Shishi_asn1 * authenticator,
 203                              int type);
 204 int
 205 _shishi_apreq_input (Shishi * handle, FILE * fh, Shishi_asn1 * apreq,
 206                      int type);
 207 int _shishi_aprep_input (Shishi * handle, FILE * fh, Shishi_asn1 * aprep,
 208                          int type);
 209 int _shishi_kdcreq_input (Shishi * handle, FILE * fh, Shishi_asn1 * asreq,
 210                           int type);
 211 int _shishi_kdcrep_input (Shishi * handle, FILE * fh, Shishi_asn1 * asrep,
 212                           int type);
 213 int _shishi_krberror_input (Shishi * handle, FILE * fh,
 214                             Shishi_asn1 * krberror, int type);
 215 int _shishi_encapreppart_input (Shishi * handle, FILE * fh,
 216                                 Shishi_asn1 * encapreppart, int type);
 217 int _shishi_safe_input (Shishi * handle, FILE * fh,
 218                         Shishi_asn1 * safe, int type);
 219
 220 Shishi_asn1 _shishi_asn1_read (void);
 221 int _shishi_cipher_init (void);
 222
 223 int
 224 shishi_asn1_integer2_field (Shishi * handle,
 225                             Shishi_asn1 node, unsigned long *i,
 226                             const char *field);
 227
 228 #if defined(WITH_DMALLOC) && WITH_DMALLOC
 229 #include <dmalloc.h>
 230 #endif
 231
 232 #endif /* _INTERNAL_H */