xref: /freebsd/crypto/heimdal/lib/roken/roken.h.in (revision eacee0ff7ec955b32e09515246bd97b6edcd2b0f) 
1/* -*- C -*- */
2/*
3 * Copyright (c) 1995 - 2001 Kungliga Tekniska H�gskolan
4 * (Royal Institute of Technology, Stockholm, Sweden).
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 *
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * 3. Neither the name of the Institute nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35/* $Id: roken.h.in,v 1.162 2001/10/21 23:24:33 assar Exp $ */
36
37#include <stdio.h>
38#include <stdlib.h>
39#include <stdarg.h>
40#include <string.h>
41#include <signal.h>
42
43#ifdef _AIX
44struct ether_addr;
45struct sockaddr_dl;
46#endif
47#ifdef HAVE_SYS_PARAM_H
48#include <sys/param.h>
49#endif
50#ifdef HAVE_INTTYPES_H
51#include <inttypes.h>
52#endif
53#ifdef HAVE_SYS_TYPES_H
54#include <sys/types.h>
55#endif
56#ifdef HAVE_SYS_BITYPES_H
57#include <sys/bitypes.h>
58#endif
59#ifdef HAVE_BIND_BITYPES_H
60#include <bind/bitypes.h>
61#endif
62#ifdef HAVE_NETINET_IN6_MACHTYPES_H
63#include <netinet/in6_machtypes.h>
64#endif
65#ifdef HAVE_UNISTD_H
66#include <unistd.h>
67#endif
68#ifdef HAVE_SYS_SOCKET_H
69#include <sys/socket.h>
70#endif
71#ifdef HAVE_SYS_UIO_H
72#include <sys/uio.h>
73#endif
74#ifdef HAVE_GRP_H
75#include <grp.h>
76#endif
77#ifdef HAVE_SYS_STAT_H
78#include <sys/stat.h>
79#endif
80#ifdef HAVE_NETINET_IN_H
81#include <netinet/in.h>
82#endif
83#ifdef HAVE_NETINET_IN6_H
84#include <netinet/in6.h>
85#endif
86#ifdef HAVE_NETINET6_IN6_H
87#include <netinet6/in6.h>
88#endif
89#ifdef HAVE_ARPA_INET_H
90#include <arpa/inet.h>
91#endif
92#ifdef HAVE_NETDB_H
93#include <netdb.h>
94#endif
95#ifdef HAVE_ARPA_NAMESER_H
96#include <arpa/nameser.h>
97#endif
98#ifdef HAVE_RESOLV_H
99#include <resolv.h>
100#endif
101#ifdef HAVE_SYSLOG_H
102#include <syslog.h>
103#endif
104#ifdef HAVE_FCNTL_H
105#include <fcntl.h>
106#endif
107#ifdef HAVE_ERRNO_H
108#include <errno.h>
109#endif
110#ifdef HAVE_ERR_H
111#include <err.h>
112#endif
113#ifdef HAVE_TERMIOS_H
114#include <termios.h>
115#endif
116#if defined(HAVE_SYS_IOCTL_H) && SunOS != 40
117#include <sys/ioctl.h>
118#endif
119#ifdef TIME_WITH_SYS_TIME
120#include <sys/time.h>
121#include <time.h>
122#elif defined(HAVE_SYS_TIME_H)
123#include <sys/time.h>
124#else
125#include <time.h>
126#endif
127
128#ifdef HAVE_PATHS_H
129#include <paths.h>
130#endif
131
132
133#ifndef ROKEN_LIB_FUNCTION
134#if defined(__BORLANDC__)
135#define ROKEN_LIB_FUNCTION /* not-ready-definition-yet */
136#elif defined(_MSC_VER)
137#define ROKEN_LIB_FUNCTION /* not-ready-definition-yet2 */
138#else
139#define ROKEN_LIB_FUNCTION
140#endif
141#endif
142
143#include <roken-common.h>
144
145ROKEN_CPP_START
146
147#if !defined(HAVE_SETSID) && defined(HAVE__SETSID)
148#define setsid _setsid
149#endif
150
151#ifndef HAVE_PUTENV
152int putenv(const char *string);
153#endif
154
155#if !defined(HAVE_SETENV) || defined(NEED_SETENV_PROTO)
156int setenv(const char *var, const char *val, int rewrite);
157#endif
158
159#if !defined(HAVE_UNSETENV) || defined(NEED_UNSETENV_PROTO)
160void unsetenv(const char *name);
161#endif
162
163#if !defined(HAVE_GETUSERSHELL) || defined(NEED_GETUSERSHELL_PROTO)
164char *getusershell(void);
165void endusershell(void);
166#endif
167
168#if !defined(HAVE_SNPRINTF) || defined(NEED_SNPRINTF_PROTO)
169int snprintf (char *str, size_t sz, const char *format, ...)
170     __attribute__ ((format (printf, 3, 4)));
171#endif
172
173#if !defined(HAVE_VSNPRINTF) || defined(NEED_VSNPRINTF_PROTO)
174int vsnprintf (char *str, size_t sz, const char *format, va_list ap)
175     __attribute__((format (printf, 3, 0)));
176#endif
177
178#if !defined(HAVE_ASPRINTF) || defined(NEED_ASPRINTF_PROTO)
179int asprintf (char **ret, const char *format, ...)
180     __attribute__ ((format (printf, 2, 3)));
181#endif
182
183#if !defined(HAVE_VASPRINTF) || defined(NEED_VASPRINTF_PROTO)
184int vasprintf (char **ret, const char *format, va_list ap)
185     __attribute__((format (printf, 2, 0)));
186#endif
187
188#if !defined(HAVE_ASNPRINTF) || defined(NEED_ASNPRINTF_PROTO)
189int asnprintf (char **ret, size_t max_sz, const char *format, ...)
190     __attribute__ ((format (printf, 3, 4)));
191#endif
192
193#if !defined(HAVE_VASNPRINTF) || defined(NEED_VASNPRINTF_PROTO)
194int vasnprintf (char **ret, size_t max_sz, const char *format, va_list ap)
195     __attribute__((format (printf, 3, 0)));
196#endif
197
198#ifndef HAVE_STRDUP
199char * strdup(const char *old);
200#endif
201
202#ifndef HAVE_STRNDUP
203char * strndup(const char *old, size_t sz);
204#endif
205
206#ifndef HAVE_STRLWR
207char * strlwr(char *);
208#endif
209
210#ifndef HAVE_STRNLEN
211size_t strnlen(const char*, size_t);
212#endif
213
214#if !defined(HAVE_STRSEP) || defined(NEED_STRSEP_PROTO)
215char *strsep(char**, const char*);
216#endif
217
218#if !defined(HAVE_STRSEP_COPY) || defined(NEED_STRSEP_COPY_PROTO)
219ssize_t strsep_copy(const char**, const char*, char*, size_t);
220#endif
221
222#ifndef HAVE_STRCASECMP
223int strcasecmp(const char *s1, const char *s2);
224#endif
225
226#ifdef NEED_FCLOSE_PROTO
227int fclose(FILE *);
228#endif
229
230#ifdef NEED_STRTOK_R_PROTO
231char *strtok_r(char *s1, const char *s2, char **lasts);
232#endif
233
234#ifndef HAVE_STRUPR
235char * strupr(char *);
236#endif
237
238#ifndef HAVE_STRLCPY
239size_t strlcpy (char *dst, const char *src, size_t dst_sz);
240#endif
241
242#ifndef HAVE_STRLCAT
243size_t strlcat (char *dst, const char *src, size_t dst_sz);
244#endif
245
246#ifndef HAVE_GETDTABLESIZE
247int getdtablesize(void);
248#endif
249
250#if !defined(HAVE_STRERROR) && !defined(strerror)
251char *strerror(int eno);
252#endif
253
254#if !defined(HAVE_HSTRERROR) || defined(NEED_HSTRERROR_PROTO)
255/* This causes a fatal error under Psoriasis */
256#if !(defined(SunOS) && (SunOS >= 50))
257const char *hstrerror(int herr);
258#endif
259#endif
260
261#ifndef HAVE_H_ERRNO_DECLARATION
262extern int h_errno;
263#endif
264
265#if !defined(HAVE_INET_ATON) || defined(NEED_INET_ATON_PROTO)
266int inet_aton(const char *cp, struct in_addr *adr);
267#endif
268
269#ifndef HAVE_INET_NTOP
270const char *
271inet_ntop(int af, const void *src, char *dst, size_t size);
272#endif
273
274#ifndef HAVE_INET_PTON
275int
276inet_pton(int af, const char *src, void *dst);
277#endif
278
279#if !defined(HAVE_GETCWD)
280char* getcwd(char *path, size_t size);
281#endif
282
283#ifdef HAVE_PWD_H
284#include <pwd.h>
285struct passwd *k_getpwnam (const char *user);
286struct passwd *k_getpwuid (uid_t uid);
287#endif
288
289const char *get_default_username (void);
290
291#ifndef HAVE_SETEUID
292int seteuid(uid_t euid);
293#endif
294
295#ifndef HAVE_SETEGID
296int setegid(gid_t egid);
297#endif
298
299#ifndef HAVE_LSTAT
300int lstat(const char *path, struct stat *buf);
301#endif
302
303#if !defined(HAVE_MKSTEMP) || defined(NEED_MKSTEMP_PROTO)
304int mkstemp(char *);
305#endif
306
307#ifndef HAVE_CGETENT
308int cgetent(char **buf, char **db_array, const char *name);
309int cgetstr(char *buf, const char *cap, char **str);
310#endif
311
312#ifndef HAVE_INITGROUPS
313int initgroups(const char *name, gid_t basegid);
314#endif
315
316#ifndef HAVE_FCHOWN
317int fchown(int fd, uid_t owner, gid_t group);
318#endif
319
320#ifndef HAVE_DAEMON
321int daemon(int nochdir, int noclose);
322#endif
323
324#ifndef HAVE_INNETGR
325int innetgr(const char *netgroup, const char *machine,
326	    const char *user, const char *domain);
327#endif
328
329#ifndef HAVE_CHOWN
330int chown(const char *path, uid_t owner, gid_t group);
331#endif
332
333#ifndef HAVE_RCMD
334int rcmd(char **ahost, unsigned short inport, const char *locuser,
335	 const char *remuser, const char *cmd, int *fd2p);
336#endif
337
338#if !defined(HAVE_INNETGR) || defined(NEED_INNETGR_PROTO)
339int innetgr(const char*, const char*, const char*, const char*);
340#endif
341
342#ifndef HAVE_IRUSEROK
343int iruserok(unsigned raddr, int superuser, const char *ruser,
344	     const char *luser);
345#endif
346
347#if !defined(HAVE_GETHOSTNAME) || defined(NEED_GETHOSTNAME_PROTO)
348int gethostname(char *name, int namelen);
349#endif
350
351#ifndef HAVE_WRITEV
352ssize_t
353writev(int d, const struct iovec *iov, int iovcnt);
354#endif
355
356#ifndef HAVE_READV
357ssize_t
358readv(int d, const struct iovec *iov, int iovcnt);
359#endif
360
361#ifndef HAVE_MKSTEMP
362int
363mkstemp(char *template);
364#endif
365
366#ifndef HAVE_PIDFILE
367void pidfile (const char*);
368#endif
369
370#ifndef HAVE_BSWAP32
371unsigned int bswap32(unsigned int);
372#endif
373
374#ifndef HAVE_BSWAP16
375unsigned short bswap16(unsigned short);
376#endif
377
378#ifndef HAVE_FLOCK
379#ifndef LOCK_SH
380#define LOCK_SH   1		/* Shared lock */
381#endif
382#ifndef	LOCK_EX
383#define LOCK_EX   2		/* Exclusive lock */
384#endif
385#ifndef LOCK_NB
386#define LOCK_NB   4		/* Don't block when locking */
387#endif
388#ifndef LOCK_UN
389#define LOCK_UN   8		/* Unlock */
390#endif
391
392int flock(int fd, int operation);
393#endif /* HAVE_FLOCK */
394
395time_t tm2time (struct tm tm, int local);
396
397int unix_verify_user(char *user, char *password);
398
399void mini_inetd (int port);
400
401int roken_concat (char *s, size_t len, ...);
402
403size_t roken_mconcat (char **s, size_t max_len, ...);
404
405int roken_vconcat (char *s, size_t len, va_list args);
406
407size_t roken_vmconcat (char **s, size_t max_len, va_list args);
408
409ssize_t net_write (int fd, const void *buf, size_t nbytes);
410
411ssize_t net_read (int fd, void *buf, size_t nbytes);
412
413int issuid(void);
414
415#ifndef HAVE_STRUCT_WINSIZE
416struct winsize {
417	unsigned short ws_row, ws_col;
418	unsigned short ws_xpixel, ws_ypixel;
419};
420#endif
421
422int get_window_size(int fd, struct winsize *);
423
424#ifndef HAVE_VSYSLOG
425void vsyslog(int pri, const char *fmt, va_list ap);
426#endif
427
428#ifndef HAVE_OPTARG_DECLARATION
429extern char *optarg;
430#endif
431#ifndef HAVE_OPTIND_DECLARATION
432extern int optind;
433#endif
434#ifndef HAVE_OPTERR_DECLARATION
435extern int opterr;
436#endif
437
438#ifndef HAVE___PROGNAME_DECLARATION
439extern const char *__progname;
440#endif
441
442#ifndef HAVE_ENVIRON_DECLARATION
443extern char **environ;
444#endif
445
446#ifndef HAVE_GETIPNODEBYNAME
447struct hostent *
448getipnodebyname (const char *name, int af, int flags, int *error_num);
449#endif
450
451#ifndef HAVE_GETIPNODEBYADDR
452struct hostent *
453getipnodebyaddr (const void *src, size_t len, int af, int *error_num);
454#endif
455
456#ifndef HAVE_FREEHOSTENT
457void
458freehostent (struct hostent *h);
459#endif
460
461#ifndef HAVE_COPYHOSTENT
462struct hostent *
463copyhostent (const struct hostent *h);
464#endif
465
466#ifndef HAVE_SOCKLEN_T
467typedef int socklen_t;
468#endif
469
470#ifndef HAVE_STRUCT_SOCKADDR_STORAGE
471
472#ifndef HAVE_SA_FAMILY_T
473typedef unsigned short sa_family_t;
474#endif
475
476#ifdef HAVE_IPV6
477#define _SS_MAXSIZE sizeof(struct sockaddr_in6)
478#else
479#define _SS_MAXSIZE sizeof(struct sockaddr_in)
480#endif
481
482#define _SS_ALIGNSIZE	sizeof(unsigned long)
483
484#if HAVE_STRUCT_SOCKADDR_SA_LEN
485
486typedef unsigned char roken_sa_family_t;
487
488#define _SS_PAD1SIZE   ((2 * _SS_ALIGNSIZE - sizeof (roken_sa_family_t) - sizeof(unsigned char)) % _SS_ALIGNSIZE)
489#define _SS_PAD2SIZE   (_SS_MAXSIZE - (sizeof (roken_sa_family_t) + sizeof(unsigned char) + _SS_PAD1SIZE + _SS_ALIGNSIZE))
490
491struct sockaddr_storage {
492    unsigned char	ss_len;
493    roken_sa_family_t	ss_family;
494    char		__ss_pad1[_SS_PAD1SIZE];
495    unsigned long	__ss_align[_SS_PAD2SIZE / sizeof(unsigned long) + 1];
496};
497
498#else /* !HAVE_STRUCT_SOCKADDR_SA_LEN */
499
500typedef unsigned short roken_sa_family_t;
501
502#define _SS_PAD1SIZE   ((2 * _SS_ALIGNSIZE - sizeof (roken_sa_family_t)) % _SS_ALIGNSIZE)
503#define _SS_PAD2SIZE   (_SS_MAXSIZE - (sizeof (roken_sa_family_t) + _SS_PAD1SIZE + _SS_ALIGNSIZE))
504
505struct sockaddr_storage {
506    roken_sa_family_t	ss_family;
507    char		__ss_pad1[_SS_PAD1SIZE];
508    unsigned long	__ss_align[_SS_PAD2SIZE / sizeof(unsigned long) + 1];
509};
510
511#endif /* HAVE_STRUCT_SOCKADDR_SA_LEN */
512
513#endif /* HAVE_STRUCT_SOCKADDR_STORAGE */
514
515#ifndef HAVE_STRUCT_ADDRINFO
516struct addrinfo {
517    int    ai_flags;
518    int    ai_family;
519    int    ai_socktype;
520    int    ai_protocol;
521    size_t ai_addrlen;
522    char  *ai_canonname;
523    struct sockaddr *ai_addr;
524    struct addrinfo *ai_next;
525};
526#endif
527
528#ifndef HAVE_GETADDRINFO
529int
530getaddrinfo(const char *nodename,
531	    const char *servname,
532	    const struct addrinfo *hints,
533	    struct addrinfo **res);
534#endif
535
536#ifndef HAVE_GETNAMEINFO
537int getnameinfo(const struct sockaddr *sa, socklen_t salen,
538		char *host, size_t hostlen,
539		char *serv, size_t servlen,
540		int flags);
541#endif
542
543#ifndef HAVE_FREEADDRINFO
544void
545freeaddrinfo(struct addrinfo *ai);
546#endif
547
548#ifndef HAVE_GAI_STRERROR
549char *
550gai_strerror(int ecode);
551#endif
552
553int
554getnameinfo_verified(const struct sockaddr *sa, socklen_t salen,
555		     char *host, size_t hostlen,
556		     char *serv, size_t servlen,
557		     int flags);
558
559int roken_getaddrinfo_hostspec(const char *, int, struct addrinfo **);
560int roken_getaddrinfo_hostspec2(const char *, int, int, struct addrinfo **);
561
562#ifndef HAVE_STRFTIME
563size_t
564strftime (char *buf, size_t maxsize, const char *format,
565	  const struct tm *tm);
566#endif
567
568#ifndef HAVE_STRPTIME
569char *
570strptime (const char *buf, const char *format, struct tm *timeptr);
571#endif
572
573#ifndef HAVE_EMALLOC
574void *emalloc (size_t);
575#endif
576#ifndef HAVE_ECALLOC
577void *ecalloc(size_t num, size_t sz);
578#endif
579#ifndef HAVE_EREALLOC
580void *erealloc (void *, size_t);
581#endif
582#ifndef HAVE_ESTRDUP
583char *estrdup (const char *);
584#endif
585
586/*
587 * kludges and such
588 */
589
590#if 1
591int roken_gethostby_setup(const char*, const char*);
592struct hostent* roken_gethostbyname(const char*);
593struct hostent* roken_gethostbyaddr(const void*, size_t, int);
594#else
595#ifdef GETHOSTBYNAME_PROTO_COMPATIBLE
596#define roken_gethostbyname(x) gethostbyname(x)
597#else
598#define roken_gethostbyname(x) gethostbyname((char *)x)
599#endif
600
601#ifdef GETHOSTBYADDR_PROTO_COMPATIBLE
602#define roken_gethostbyaddr(a, l, t) gethostbyaddr(a, l, t)
603#else
604#define roken_gethostbyaddr(a, l, t) gethostbyaddr((char *)a, l, t)
605#endif
606#endif
607
608#ifdef GETSERVBYNAME_PROTO_COMPATIBLE
609#define roken_getservbyname(x,y) getservbyname(x,y)
610#else
611#define roken_getservbyname(x,y) getservbyname((char *)x, (char *)y)
612#endif
613
614#ifdef OPENLOG_PROTO_COMPATIBLE
615#define roken_openlog(a,b,c) openlog(a,b,c)
616#else
617#define roken_openlog(a,b,c) openlog((char *)a,b,c)
618#endif
619
620#ifdef GETSOCKNAME_PROTO_COMPATIBLE
621#define roken_getsockname(a,b,c) getsockname(a,b,c)
622#else
623#define roken_getsockname(a,b,c) getsockname(a, b, (void*)c)
624#endif
625
626#ifndef HAVE_SETPROGNAME
627void setprogname(const char *argv0);
628#endif
629
630#ifndef HAVE_GETPROGNAME
631const char *getprogname(void);
632#endif
633
634void set_progname(char *argv0);
635const char *get_progname(void);
636
637#ifndef HAVE_LOCALTIME_R
638struct tm *
639localtime_r(const time_t *timer, struct tm *result);
640#endif
641
642ROKEN_CPP_END
643