1/*
2 * Copyright (c) 1997-2006 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
4 * All rights reserved.
5 *
6 * Portions Copyright (c) 2009 Apple Inc. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36/* $Id$ */
37
38#ifndef __KRB5_LOCL_H__
39#define __KRB5_LOCL_H__
40
41#include <config.h>
42
43#include <errno.h>
44#include <ctype.h>
45#include <string.h>
46#include <stdio.h>
47#include <stdlib.h>
48#include <limits.h>
49
50#include <krb5-types.h>
51
52#ifdef HAVE_SYS_TYPES_H
53#include <sys/types.h>
54#endif
55#ifdef HAVE_SYS_MMAN_H
56#include <sys/mman.h>
57#endif
58#ifdef HAVE_UNISTD_H
59#include <unistd.h>
60#endif
61#ifdef HAVE_FCNTL_H
62#include <fcntl.h>
63#endif
64
65#if defined(HAVE_SYS_IOCTL_H) && SunOS != 40
66#include <sys/ioctl.h>
67#endif
68#ifdef HAVE_PWD_H
69#undef _POSIX_PTHREAD_SEMANTICS
70/* This gets us the 5-arg getpwnam_r on Solaris 9.  */
71#define _POSIX_PTHREAD_SEMANTICS
72#include <pwd.h>
73#endif
74
75#ifdef HAVE_SYS_PARAM_H
76#include <sys/param.h>
77#endif
78#include <time.h>
79#ifdef HAVE_SYS_TIME_H
80#include <sys/time.h>
81#endif
82#ifdef HAVE_SYS_SELECT_H
83#include <sys/select.h>
84#endif
85#ifdef HAVE_SYS_SOCKET_H
86#include <sys/socket.h>
87#endif
88#ifdef HAVE_NETINET_IN_H
89#include <netinet/in.h>
90#endif
91#ifdef HAVE_NETINET_IN6_H
92#include <netinet/in6.h>
93#endif
94#ifdef HAVE_NETINET6_IN6_H
95#include <netinet6/in6.h>
96#endif
97#ifdef HAVE_NETDB_H
98#include <netdb.h>
99#endif
100#ifdef _AIX
101struct ether_addr;
102struct mbuf;
103struct sockaddr_dl;
104#endif
105#ifdef HAVE_ARPA_INET_H
106#include <arpa/inet.h>
107#endif
108#ifdef HAVE_ARPA_NAMESER_H
109#include <arpa/nameser.h>
110#endif
111#ifdef HAVE_SYS_UIO_H
112#include <sys/uio.h>
113#endif
114#ifdef HAVE_SYS_FILIO_H
115#include <sys/filio.h>
116#endif
117#ifdef HAVE_SYS_FILE_H
118#include <sys/file.h>
119#endif
120
121#include <com_err.h>
122
123#include <heimbase.h>
124
125#define HEIMDAL_TEXTDOMAIN "heimdal_krb5"
126
127#ifdef LIBINTL
128#include <libintl.h>
129#define N_(x,y) dgettext(HEIMDAL_TEXTDOMAIN, x)
130#else
131#define N_(x,y) (x)
132#define bindtextdomain(package, localedir)
133#endif
134
135
136#ifdef HAVE_CRYPT_H
137#undef des_encrypt
138#define des_encrypt wingless_pigs_mostly_fail_to_fly
139#include <crypt.h>
140#undef des_encrypt
141#endif
142
143#ifdef HAVE_DOOR_CREATE
144#include <door.h>
145#endif
146
147#include <roken.h>
148#include <parse_time.h>
149#include <base64.h>
150
151#include <wind.h>
152
153#define HC_DEPRECATED_CRYPTO
154#include "crypto-headers.h"
155
156
157#include <krb5_asn1.h>
158
159struct send_to_kdc;
160
161/* XXX glue for pkinit */
162struct hx509_certs_data;
163struct krb5_pk_identity;
164struct krb5_pk_cert;
165struct ContentInfo;
166struct AlgorithmIdentifier;
167typedef struct krb5_pk_init_ctx_data *krb5_pk_init_ctx;
168struct krb5_dh_moduli;
169
170/* v4 glue */
171struct _krb5_krb_auth_data;
172
173#include <der.h>
174
175#include <krb5.h>
176#include <krb5_err.h>
177#include <asn1_err.h>
178#ifdef PKINIT
179#include <hx509.h>
180#endif
181
182#include "crypto.h"
183
184#include <krb5-private.h>
185
186#include "heim_threads.h"
187
188#define ALLOC(X, N) (X) = calloc((N), sizeof(*(X)))
189#define ALLOC_SEQ(X, N) do { (X)->len = (N); ALLOC((X)->val, (N)); } while(0)
190
191#ifndef __func__
192#define __func__ "unknown-function"
193#endif
194
195#define krb5_einval(context, argnum) _krb5_einval((context), __func__, (argnum))
196
197#ifndef PATH_SEP
198#define PATH_SEP ":"
199#endif
200
201/* should this be public? */
202#define KEYTAB_DEFAULT "FILE:" SYSCONFDIR "/krb5.keytab"
203#define KEYTAB_DEFAULT_MODIFY "FILE:" SYSCONFDIR "/krb5.keytab"
204
205
206#define MODULI_FILE SYSCONFDIR "/krb5.moduli"
207
208#ifndef O_BINARY
209#define O_BINARY 0
210#endif
211
212#ifndef O_CLOEXEC
213#define O_CLOEXEC 0
214#endif
215
216#ifndef SOCK_CLOEXEC
217#define SOCK_CLOEXEC 0
218#endif
219
220
221#define KRB5_BUFSIZ 2048
222
223typedef enum {
224    KRB5_INIT_CREDS_TRISTATE_UNSET = 0,
225    KRB5_INIT_CREDS_TRISTATE_TRUE,
226    KRB5_INIT_CREDS_TRISTATE_FALSE
227} krb5_get_init_creds_tristate;
228
229struct _krb5_get_init_creds_opt_private {
230    int refcount;
231    /* ENC_TIMESTAMP */
232    const char *password;
233    krb5_s2k_proc key_proc;
234    /* PA_PAC_REQUEST */
235    krb5_get_init_creds_tristate req_pac;
236    /* PKINIT */
237    krb5_pk_init_ctx pk_init_ctx;
238    krb5_get_init_creds_tristate addressless;
239    int flags;
240#define KRB5_INIT_CREDS_CANONICALIZE		1
241#define KRB5_INIT_CREDS_NO_C_CANON_CHECK	2
242#define KRB5_INIT_CREDS_NO_C_NO_EKU_CHECK	4
243    struct {
244        krb5_gic_process_last_req func;
245        void *ctx;
246    } lr;
247};
248
249typedef uint32_t krb5_enctype_set;
250
251typedef struct krb5_context_data {
252    krb5_enctype *etypes;
253    krb5_enctype *etypes_des;/* deprecated */
254    krb5_enctype *as_etypes;
255    krb5_enctype *tgs_etypes;
256    krb5_enctype *permitted_enctypes;
257    char **default_realms;
258    time_t max_skew;
259    time_t kdc_timeout;
260    unsigned max_retries;
261    int32_t kdc_sec_offset;
262    int32_t kdc_usec_offset;
263    krb5_config_section *cf;
264    struct et_list *et_list;
265    struct krb5_log_facility *warn_dest;
266    struct krb5_log_facility *debug_dest;
267    const krb5_cc_ops **cc_ops;
268    int num_cc_ops;
269    const char *http_proxy;
270    const char *time_fmt;
271    krb5_boolean log_utc;
272    const char *default_keytab;
273    const char *default_keytab_modify;
274    krb5_boolean use_admin_kdc;
275    krb5_addresses *extra_addresses;
276    krb5_boolean scan_interfaces;	/* `ifconfig -a' */
277    krb5_boolean srv_lookup;		/* do SRV lookups */
278    krb5_boolean srv_try_txt;		/* try TXT records also */
279    int32_t fcache_vno;			/* create cache files w/ this
280                                           version */
281    int num_kt_types;			/* # of registered keytab types */
282    struct krb5_keytab_data *kt_types;  /* registered keytab types */
283    const char *date_fmt;
284    char *error_string;
285    krb5_error_code error_code;
286    krb5_addresses *ignore_addresses;
287    char *default_cc_name;
288    char *default_cc_name_env;
289    int default_cc_name_set;
290    void *mutex;			/* protects error_string/error_buf */
291    int large_msg_size;
292    int flags;
293#define KRB5_CTX_F_DNS_CANONICALIZE_HOSTNAME	1
294#define KRB5_CTX_F_CHECK_PAC			2
295#define KRB5_CTX_F_HOMEDIR_ACCESS		4
296#define KRB5_CTX_F_SOCKETS_INITIALIZED          8
297#define KRB5_CTX_F_RD_REQ_IGNORE		16
298    struct send_to_kdc *send_to_kdc;
299#ifdef PKINIT
300    hx509_context hx509ctx;
301#endif
302} krb5_context_data;
303
304#ifndef KRB5_USE_PATH_TOKENS
305#define KRB5_DEFAULT_CCNAME_FILE "FILE:/tmp/krb5cc_%{uid}"
306#else
307#define KRB5_DEFAULT_CCNAME_FILE "FILE:%{TEMP}/krb5cc_%{uid}"
308#endif
309#define KRB5_DEFAULT_CCNAME_API "API:"
310#define KRB5_DEFAULT_CCNAME_KCM_KCM "KCM:%{uid}"
311#define KRB5_DEFAULT_CCNAME_KCM_API "API:%{uid}"
312
313#define EXTRACT_TICKET_ALLOW_CNAME_MISMATCH		1
314#define EXTRACT_TICKET_ALLOW_SERVER_MISMATCH		2
315#define EXTRACT_TICKET_MATCH_REALM			4
316#define EXTRACT_TICKET_AS_REQ				8
317#define EXTRACT_TICKET_TIMESYNC				16
318
319/*
320 * Configurable options
321 */
322
323#ifndef KRB5_DEFAULT_CCTYPE
324#ifdef __APPLE__
325#define KRB5_DEFAULT_CCTYPE (&krb5_acc_ops)
326#else
327#define KRB5_DEFAULT_CCTYPE (&krb5_fcc_ops)
328#endif
329#endif
330
331#ifndef KRB5_ADDRESSLESS_DEFAULT
332#define KRB5_ADDRESSLESS_DEFAULT TRUE
333#endif
334
335#ifndef KRB5_FORWARDABLE_DEFAULT
336#define KRB5_FORWARDABLE_DEFAULT TRUE
337#endif
338
339#ifdef PKINIT
340
341struct krb5_pk_identity {
342    hx509_verify_ctx verify_ctx;
343    hx509_certs certs;
344    hx509_cert cert;
345    hx509_certs anchors;
346    hx509_certs certpool;
347    hx509_revoke_ctx revokectx;
348    int flags;
349#define PKINIT_BTMM 1
350};
351
352enum krb5_pk_type {
353    PKINIT_WIN2K = 1,
354    PKINIT_27 = 2
355};
356
357#endif /* PKINIT */
358
359#endif /* __KRB5_LOCL_H__ */
360