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source: trunk/src/sh_error.c@ 225

Last change on this file since 225 was 214, checked in by katerina, 16 years ago
Rewrite mail subsystem for more flexibility (closes ticket #141).
File size: 38.5 KB

Line
1	/* SAMHAIN file system integrity testing */
2	/* Copyright (C) 1999, 2000 Rainer Wichmann */
3	/* */
4	/* This program is free software; you can redistribute it */
5	/* and/or modify */
6	/* it under the terms of the GNU General Public License as */
7	/* published by */
8	/* the Free Software Foundation; either version 2 of the License, or */
9	/* (at your option) any later version. */
10	/* */
11	/* This program 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 this program; if not, write to the Free Software */
18	/* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
19
20	#include "config_xor.h"
21
22	/* Required on Linux to get the correct strerror_r function. Also
23	* for recursive mutexes (_XOPEN_SOURCE >= 500). Gives funny error
24	* on Solaris 10/gcc ('c99' compiler required - huh? Isn't gcc
25	* good enough?).
26	*/
27	#if !defined(__sun__) && !defined(__sun)
28	#define _XOPEN_SOURCE 600
29	#endif
30	#include <string.h>
31	#include <stdio.h>
32	#include <stdlib.h>
33	#include <stdarg.h>
34	#include <ctype.h>
35	#include <limits.h>
36	#include <errno.h>
37
38	/* Required on FreeBSD
39	*/
40	#include <sys/types.h>
41
42	#ifdef HAVE_MEMORY_H
43	#include <memory.h>
44	#endif
45
46	#if defined(HAVE_MLOCK) && !defined(HAVE_BROKEN_MLOCK)
47	#include <sys/mman.h>
48	#endif
49
50
51
52	#include "samhain.h"
53
54	#include "sh_cat.h"
55	#include "sh_database.h"
56	#include "sh_error.h"
57	#include "sh_utils.h"
58	#include "sh_unix.h"
59	#include "sh_tiger.h"
60	#include "sh_nmail.h"
61	#include "sh_forward.h"
62	#include "sh_prelude.h"
63	#include "sh_pthread.h"
64
65	#if defined(WITH_DATABASE)
66	#include "sh_tools.h"
67	#endif
68
69	#if defined(WITH_EXTERNAL)
70	#include "sh_extern.h"
71	#endif
72
73	#undef FIL__
74	#define FIL__ _("sh_error.c")
75	/@-noret -compmempass@/
76	extern int clt_class;
77
78	int flag_err_debug = SL_FALSE;
79	int flag_err_info = SL_FALSE;
80
81	int ShDFLevel[SH_ERR_T_END];
82
83	typedef struct _log_t {
84	char file[SH_PATHBUF];
85	char format[SH_PATHBUF];
86	/@null@/char * msg;
87	size_t msg_len;
88	int severity;
89	int class;
90	int pid;
91	long status;
92	long line;
93	char timestamp[TIM_MAX];
94	} sh_log_t;
95
96
97	struct _errFlags errFlags;
98
99	static int sh_error_init (void);
100
101	/@owned@//@null@/inline
102	static char * get_format(unsigned long msg_id, /@out@/int * priority,
103	/@out@/unsigned int * class);
104
105	static int sh_error_string (struct _log_t * lmsg, va_list vl);
106
107	extern int sh_log_console (/@null@/const char *message);
108	extern int sh_log_syslog (int severity, /@null@/char *message);
109	extern int sh_log_file (/@null@/char *message,
110	/@null@/char * inet_peer);
111	/* convert a string to a numeric priority
112	*/
113	int sh_error_convert_level (const char * str_s);
114
115	static int IsInitialized = BAD;
116
117	/* --- Only log to stderr. ---
118	*/
119	int OnlyStderr = S_TRUE;
120
121	/* --- Enable facilities not safe for closeall(). ---
122	*/
123	int enableUnsafe = S_FALSE;
124
125	/*********************************************
126	* utility functions for verifying entries
127	*********************************************/
128
129	int sh_error_verify (const char * s)
130	{
131	char * foo;
132	char hashbuf[KEYBUF_SIZE];
133
134	if (s[0] == '/')
135	{
136	foo = sh_tiger_hash_gpg (s, TIGER_FILE, TIGER_NOLIM);
137	fprintf (stdout, _("%s\n"), foo);
138	SH_FREE(foo);
139	}
140	else
141	{
142	fprintf (stdout, _("string=<%s>, hash=<%s>\n"),
143	s, sh_tiger_hash (s, TIGER_DATA,
144	(unsigned long) sl_strlen(s),
145	hashbuf, sizeof(hashbuf))
146	);
147	}
148	(void) fflush(stdout);
149	_exit (EXIT_SUCCESS);
150	/@i@/return 0;
151	}
152
153
154
155	/*********************************************
156	* end utility functions
157	*********************************************/
158
159	void sh_error_only_stderr (int flag)
160	{
161	OnlyStderr = flag;
162	return;
163	}
164
165	void sh_error_enable_unsafe (int flag)
166	{
167	enableUnsafe = flag;
168	return;
169	}
170
171	static int dbg_store = 0;
172	static int dbg_flag = 0;
173
174	static
175	void compute_flag_err_debug(void)
176	{
177	if ((errFlags.loglevel & SH_ERR_ALL) != 0)
178	flag_err_debug = SL_TRUE;
179	else if ((errFlags.printlevel & SH_ERR_ALL) != 0)
180	flag_err_debug = SL_TRUE;
181	else if ((errFlags.maillevel & SH_ERR_ALL) != 0)
182	flag_err_debug = SL_TRUE;
183	else if ((errFlags.exportlevel & SH_ERR_ALL) != 0)
184	flag_err_debug = SL_TRUE;
185	else if ((errFlags.sysloglevel & SH_ERR_ALL) != 0)
186	flag_err_debug = SL_TRUE;
187	else if ((errFlags.externallevel & SH_ERR_ALL) != 0)
188	flag_err_debug = SL_TRUE;
189	else if ((errFlags.databaselevel & SH_ERR_ALL) != 0)
190	flag_err_debug = SL_TRUE;
191	else if ((errFlags.preludelevel & SH_ERR_ALL) != 0)
192	flag_err_debug = SL_TRUE;
193	else
194	flag_err_debug = SL_FALSE;
195	return;
196	}
197
198	static
199	void compute_flag_err_info(void)
200	{
201	if ((errFlags.loglevel & SH_ERR_INFO) != 0)
202	flag_err_info = SL_TRUE;
203	else if ((errFlags.printlevel & SH_ERR_INFO) != 0)
204	flag_err_info = SL_TRUE;
205	else if ((errFlags.maillevel & SH_ERR_INFO) != 0)
206	flag_err_info = SL_TRUE;
207	else if ((errFlags.exportlevel & SH_ERR_INFO) != 0)
208	flag_err_info = SL_TRUE;
209	else if ((errFlags.sysloglevel & SH_ERR_INFO) != 0)
210	flag_err_info = SL_TRUE;
211	else if ((errFlags.externallevel & SH_ERR_INFO) != 0)
212	flag_err_info = SL_TRUE;
213	else if ((errFlags.databaselevel & SH_ERR_INFO) != 0)
214	flag_err_info = SL_TRUE;
215	else if ((errFlags.preludelevel & SH_ERR_INFO) != 0)
216	flag_err_info = SL_TRUE;
217	else
218	flag_err_info = SL_FALSE;
219	return;
220	}
221
222	void sh_error_dbg_switch(void)
223	{
224	if (dbg_flag == 0)
225	{
226	dbg_store = errFlags.printlevel;
227	errFlags.printlevel = (SH_ERR_ALL \| SH_ERR_INFO \| SH_ERR_NOTICE \|
228	SH_ERR_WARN \| SH_ERR_STAMP \| SH_ERR_ERR \|
229	SH_ERR_SEVERE \| SH_ERR_FATAL);
230	dbg_flag = 1;
231	flag_err_debug = SL_TRUE;
232	}
233	else {
234	errFlags.printlevel = dbg_store;
235	dbg_store = 0;
236	dbg_flag = 0;
237	compute_flag_err_debug();
238	}
239	return;
240	}
241
242	static int sh_error_set_classmask (const char * str, int * facility_mask)
243	{
244	char * p;
245	int num = 0;
246	unsigned int i;
247	size_t len;
248	char * c;
249
250	SL_ENTER(_("sh_error_set_classmask"));
251
252	if (str == NULL)
253	SL_RETURN( -1, _("sh_error_set_classmask"));
254
255	if (IsInitialized == BAD)
256	(void) sh_error_init();
257
258	if (str[0] == (char) 34)
259	++str;
260	len = strlen(str);
261
262	c = SH_ALLOC(len+1);
263	sl_strlcpy(c, str, len+1);
264
265	if (c[len-1] == (char) 34)
266	c[len-1] = '\0';
267
268	*facility_mask = 0;
269
270	do {
271	#if defined(HAVE_PTHREAD) && defined (_POSIX_THREAD_SAFE_FUNCTIONS) && defined(HAVE_STRTOK_R)
272	char * saveptr;
273	if (num == 0) {
274	p = strtok_r (c, " ,\t", &saveptr);
275	++num;
276	} else {
277	p = strtok_r (NULL, " ,\t", &saveptr);
278	}
279	#else
280	if (num == 0) {
281	p = strtok (c, " ,\t");
282	++num;
283	} else {
284	p = strtok (NULL, " ,\t");
285	}
286	#endif
287
288	if (p == NULL)
289	break;
290
291	for (i = 0; i < SH_CLA_MAX; ++i)
292	{
293	if (i < SH_CLA_RAW_MAX) {
294	if (0 == strcmp(p, _(class_cat[i])))
295	*facility_mask \|= (1 << i);
296	} else {
297	if (0 == strcmp(p, _(class_cat[SH_CLA_RAW_MAX + 0])))
298	*facility_mask \|= OTHER_CLA;
299	if (0 == strcmp(p, _(class_cat[SH_CLA_RAW_MAX + 1])))
300	*facility_mask \|= RUN_NEW;
301	if (0 == strcmp(p, _(class_cat[SH_CLA_RAW_MAX + 2])))
302	*facility_mask \|= FIL_NEW;
303	if (0 == strcmp(p, _(class_cat[SH_CLA_RAW_MAX + 3])))
304	*facility_mask \|= ERROR_CLA;
305	}
306	}
307
308	} while (p);
309
310	SH_FREE(c);
311	SL_RETURN( 0, _("sh_error_set_classmask"));
312	}
313
314	int sh_error_log_mask (const char * c)
315	{
316	return (sh_error_set_classmask(c, &(errFlags.log_class)));
317	}
318	int sh_error_mail_mask (const char * c)
319	{
320	return (sh_error_set_classmask(c, &(errFlags.mail_class)));
321	}
322	int sh_error_print_mask (const char * c)
323	{
324	return (sh_error_set_classmask(c, &(errFlags.print_class)));
325	}
326	int sh_error_export_mask (const char * c)
327	{
328	return (sh_error_set_classmask(c, &(errFlags.export_class)));
329	}
330	int sh_error_syslog_mask (const char * c)
331	{
332	return (sh_error_set_classmask(c, &(errFlags.syslog_class)));
333	}
334	int sh_error_external_mask (const char * c)
335	{
336	return (sh_error_set_classmask(c, &(errFlags.external_class)));
337	}
338	int sh_error_database_mask (const char * c)
339	{
340	return (sh_error_set_classmask(c, &(errFlags.database_class)));
341	}
342	int sh_error_prelude_mask (const char * c)
343	{
344	return (sh_error_set_classmask(c, &(errFlags.prelude_class)));
345	}
346
347
348
349	char * sh_error_message (int tellme, char * str, size_t len)
350	{
351
352	#if defined(HAVE_STRERROR_R)
353	strerror_r(tellme, str, len);
354	return str;
355	#elif defined(HAVE_STRERROR)
356	sl_strlcpy(str, strerror(tellme), len);
357	return str;
358	#else
359
360	char *p = NULL;
361	#ifdef EACCES
362	if (tellme == EACCES) p = _("Permission denied.");
363	#endif
364	#ifdef EAGAIN
365	if (tellme == EAGAIN) p = _("Try again.");
366	#endif
367	#ifdef EBADF
368	if (tellme == EBADF) p = _("File descriptor in bad state.");
369	#endif
370	#ifdef EEXIST
371	if (tellme == EEXIST) p = _("File exists.");
372	#endif
373	#ifdef EFAULT
374	if (tellme == EFAULT) p = _("Bad address.");
375	#endif
376	#ifdef EINVAL
377	if (tellme == EINVAL) p = _("Invalid argument.");
378	#endif
379	#ifdef EISDIR
380	if (tellme == EISDIR) p = _("Is a directory.");
381	#endif
382	#ifdef EINTR
383	if (tellme == EINTR) p = _("System call was interrupted.");
384	#endif
385	#ifdef EIO
386	if (tellme == EIO) p = _("Low-level I/O error.");
387	#endif
388	#ifdef ELOOP
389	if (tellme == ELOOP) p = _("Too many symbolic links encountered.");
390	#endif
391	#ifdef EMFILE
392	if (tellme == EMFILE) p = _("Too many open files.");
393	#endif
394	#ifdef EMLINK
395	if (tellme == EMLINK) p = _("Too many links.");
396	#endif
397	#ifdef ENAMETOOLONG
398	if (tellme == ENAMETOOLONG)
399	p = _("File name too long.");
400	#endif
401	#ifdef ENFILE
402	if (tellme == ENFILE) p = _("File table overflow.");
403	#endif
404	#ifdef ENOENT
405	if (tellme == ENOENT) p = _("File does not exist.");
406	#endif
407	#ifdef ENOMEM
408	if (tellme == ENOMEM) p = _("Out of memory.");
409	#endif
410	#ifdef ENOSPC
411	if (tellme == ENOSPC) p = _("No space on device.");
412	#endif
413	#ifdef ENOTDIR
414	if (tellme == ENOTDIR) p = _("Not a directory.");
415	#endif
416	#ifdef ENOTSOCK
417	if (tellme == ENOTSOCK) p = _("Not a socket.");
418	#endif
419	#ifdef EOPNOTSUPP
420	if (tellme == EOPNOTSUPP) p = _("Socket is not of type SOCK_STREAM.");
421	#endif
422	#ifdef EPERM
423	if (tellme == EPERM) p = _("Permission denied.");
424	#endif
425	#ifdef EPIPE
426	if (tellme == EPIPE) p = _("No read on pipe.");
427	#endif
428	#ifdef EROFS
429	if (tellme == EROFS) p = _("Read-only file system.");
430	#endif
431	#ifdef ETXTBSY
432	if (tellme == ETXTBSY) p = _("Text file busy.");
433	#endif
434	#ifdef EWOULDBLOCK
435	if (tellme == EWOULDBLOCK)
436	p = _("No connections on non-blocking socket.");
437	#endif
438	#ifdef EXDEV
439	if (tellme == EXDEV) p = _("Not on same file system.");
440	#endif
441	if (!p) p = _("Unknown error");
442	sl_strlcpy(str, p, len);
443	return str;
444	#endif /* ifndef HAVE_STRERROR */
445	}
446
447
448	/* switch off file log
449	*/
450	void sh_error_logoff()
451	{
452	errFlags.HaveLog = BAD;
453	return;
454	}
455
456	/* switch on file log
457	*/
458	void sh_error_logrestore()
459	{
460	errFlags.HaveLog = GOOD;
461	return;
462	}
463
464	/* --- Relate priority levels to literals. ---
465	*/
466	typedef struct eef
467	{
468	const char * str;
469	int val;
470	} eef_struc;
471
472	static eef_struc eef_tab[] =
473	{
474	{ N_("none"), SH_ERR_NOT },
475	{ N_("debug"), SH_ERR_ALL },
476	{ N_("info"), SH_ERR_INFO },
477	{ N_("notice"), SH_ERR_NOTICE },
478	{ N_("warn"), SH_ERR_WARN },
479	{ N_("mark"), SH_ERR_STAMP },
480	{ N_("err"), SH_ERR_ERR },
481	{ N_("crit"), SH_ERR_SEVERE },
482	{ N_("alert"), SH_ERR_FATAL },
483	#if defined(SH_WITH_SERVER)
484	#define SH_EEF_MAX 10
485	{ N_("inet"), SH_ERR_INET },
486	#else
487	#define SH_EEF_MAX 9
488	#endif
489	};
490
491	int sh_error_convert_level (const char * str_s)
492	{
493	int i;
494	int level = (-1);
495
496	SL_ENTER(_("sh_error_convert_level"));
497
498	if (str_s == NULL)
499	SL_RETURN( -1, _("sh_error_convert_level"));
500
501	for (i = 0; i < SH_EEF_MAX; ++i)
502	{
503	if (0 == sl_strncmp(str_s, _(eef_tab[i].str),
504	sl_strlen(eef_tab[i].str)))
505	{
506	level = eef_tab[i].val;
507	break;
508	}
509	}
510
511	SL_RETURN( level, _("sh_error_convert_level"));
512	}
513
514
515	/* --- Set severity levels. ---
516	*/
517	int sh_error_set_iv (int iv, const char * str_s)
518	{
519	int level = (-1);
520
521	SL_ENTER(_("sh_error_set_iv"));
522
523	if (IsInitialized == BAD)
524	(void) sh_error_init();
525
526	level = sh_error_convert_level (str_s);
527
528	if (level == (-1))
529	{
530	sh_error_handle ((-1), FIL__, __LINE__, EINVAL, MSG_EINVALS,
531	_("severity"),
532	str_s != NULL ? str_s : _("(NULL)"));
533	SL_RETURN (-1, _("sh_error_set_iv"));
534	}
535
536	if (iv > SH_ERR_T_START && iv < SH_ERR_T_END)
537	{
538	ShDFLevel[iv] = level;
539	}
540	else
541	{
542	sh_error_handle ((-1), FIL__, __LINE__, EINVAL, MSG_EINVALL,
543	_("severity"), (long) iv);
544	SL_RETURN (-1, _("sh_error_set_iv"));
545	}
546	SL_RETURN (0, _("sh_error_set_iv"));
547	}
548
549	int sh_error_set_level(const char * str_in, int * facility)
550	{
551	register int i, j, f = BAD;
552
553	int old_facility;
554	const char * str_s = str_in;
555
556	SL_ENTER(_("sh_error_set_level"));
557
558	if (IsInitialized == BAD)
559	(void) sh_error_init();
560
561	old_facility = *facility;
562	*facility = 0;
563
564	checkstr:
565
566	if (str_s != NULL)
567	{
568	if (0 == sl_strncmp(str_s, _(eef_tab[0].str), sl_strlen(eef_tab[0].str)))
569	{
570	facility \|= eef_tab[0].val; / This is 'none' */
571	for (i = 1; i < SH_EEF_MAX; ++i)
572	*facility &= ~eef_tab[i].val;
573	f = GOOD;
574	}
575	else if (str_s[0] == '') / all */
576	{
577	for (i = 1; i < SH_EEF_MAX; ++i)
578	*facility \|= eef_tab[i].val;
579	f = GOOD;
580	}
581	else if (str_s[0] == '=')
582	{
583	for (i = 1; i < SH_EEF_MAX; ++i)
584	if (0 == sl_strncmp(&str_s[1], _(eef_tab[i].str),
585	sl_strlen(eef_tab[i].str)))
586	{
587	*facility \|= eef_tab[i].val;
588	f = GOOD;
589	}
590	}
591	else if (str_s[0] == '!')
592	{
593	if (str_s[1] == '*' \|\|
594	0 == sl_strncmp(&str_s[1], _(eef_tab[1].str),
595	sl_strlen(eef_tab[1].str)))
596	{
597	facility \|= eef_tab[0].val; / This is 'none' */
598	for (i = 1; i < SH_EEF_MAX; ++i)
599	*facility &= ~eef_tab[i].val;
600	f = GOOD;
601	}
602	else if (str_s[1] == '=')
603	{
604	for (i = 1; i < SH_EEF_MAX; ++i)
605	{
606	if (0 == sl_strncmp(&str_s[2], _(eef_tab[i].str),
607	sl_strlen(eef_tab[i].str)))
608	{
609	*facility &= ~eef_tab[i].val;
610	f = GOOD;
611	}
612	}
613	}
614	else
615	{
616	for (i = 1; i < SH_EEF_MAX; ++i)
617	{
618	if (0 == sl_strncmp(&str_s[1], _(eef_tab[i].str),
619	sl_strlen(eef_tab[i].str)))
620	{
621	for (j = i; j < SH_EEF_MAX; ++j)
622	{
623	*facility &= ~eef_tab[j].val;
624	}
625	f = GOOD;
626	}
627	}
628	}
629	}
630	else /* plain severity name */
631	{
632	for (i = 1; i < SH_EEF_MAX; ++i)
633	{
634	if (0 == sl_strncmp(str_s, _(eef_tab[i].str),
635	sl_strlen(eef_tab[i].str)))
636	{
637	for (j = i; j < SH_EEF_MAX; ++j)
638	{
639	*facility \|= eef_tab[j].val;
640	}
641	f = GOOD;
642	break;
643	}
644	}
645	}
646	}
647
648	/* skip to end of string
649	*/
650	while (str_s != '\0' && str_s != ';' && *str_s != ',' &&
651	str_s != ' ' && str_s != '\t')
652	++str_s;
653
654	/* skip seperator
655	*/
656	while ((*str_s != '\0') &&
657	(str_s == ';' \|\| str_s == ',' \|\| str_s == ' ' \|\| str_s == '\t'))
658	++str_s;
659
660	if (*str_s != '\0')
661	{
662	f = BAD;
663	goto checkstr;
664	}
665
666	if (f == BAD)
667	{
668	*facility = old_facility;
669	sh_error_handle ((-1), FIL__, __LINE__, EINVAL, MSG_EINVALS,
670	_("priority"), str_in);
671	SL_RETURN (-1, _("sh_error_set_level"));
672	}
673	compute_flag_err_debug();
674	compute_flag_err_info();
675	SL_RETURN (0, _("sh_error_set_level"));
676	}
677
678	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_SERVER)
679	/* set severity for TCP export
680	*/
681	int sh_error_setexport(const char * str_s)
682	{
683	static int reject = 0;
684	if (reject == 1)
685	return (0);
686
687	if (sh.flag.opts == S_TRUE)
688	reject = 1;
689
690	return (sh_error_set_level(str_s, &errFlags.exportlevel));
691	}
692	#endif
693
694	/* set severity for printing
695	*/
696	extern void dlog_set_active(int flag);
697
698	int sh_error_setprint(const char * str_s)
699	{
700	static int reject = 0;
701	int retval;
702
703	if (reject == 1)
704	return (0);
705
706	if (sh.flag.opts == S_TRUE)
707	reject = 1;
708
709	retval = sh_error_set_level(str_s, &errFlags.printlevel);
710
711	if (0 != (errFlags.printlevel & SH_ERR_INFO))
712	dlog_set_active(1);
713	if (0 != (errFlags.printlevel & SH_ERR_ALL))
714	dlog_set_active(2);
715	return retval;
716	}
717
718
719	/* set level for error logging
720	*/
721	int sh_error_setlog(const char * str_s)
722	{
723	static int reject = 0;
724	if (reject == 1)
725	return (0);
726
727	if (sh.flag.opts == S_TRUE)
728	reject = 1;
729
730	return ( sh_error_set_level(str_s, &errFlags.loglevel) );
731	}
732
733
734	/* set severity for syslog
735	*/
736	int sh_error_set_syslog (const char * str_s)
737	{
738	static int reject = 0;
739	if (reject == 1)
740	return (0);
741
742	if (sh.flag.opts == S_TRUE)
743	reject = 1;
744
745	return (sh_error_set_level(str_s, &errFlags.sysloglevel));
746	}
747
748	#if defined(WITH_EXTERNAL)
749	/* set severity for external
750	*/
751	int sh_error_set_external (const char * str_s)
752	{
753	static int reject = 0;
754	if (reject == 1)
755	return (0);
756
757	if (sh.flag.opts == S_TRUE)
758	reject = 1;
759
760	return (sh_error_set_level(str_s, &errFlags.externallevel));
761	}
762	#endif
763
764	#if defined(WITH_DATABASE)
765	/* set severity for database
766	*/
767	int sh_error_set_database (const char * str_s)
768	{
769	static int reject = 0;
770	if (reject == 1)
771	return (0);
772
773	if (sh.flag.opts == S_TRUE)
774	reject = 1;
775
776	return (sh_error_set_level(str_s, &errFlags.databaselevel));
777	}
778	#endif
779
780	#if defined(HAVE_LIBPRELUDE)
781	/* set severity for prelude
782	*/
783	int sh_error_set_prelude (const char * str_s)
784	{
785	static int reject = 0;
786
787	if (reject == 1)
788	return (0);
789
790	if (sh.flag.opts == S_TRUE)
791	reject = 1;
792
793	return sh_error_set_level(str_s, &errFlags.preludelevel);
794	}
795	#endif
796
797	/* init or re-init log facilities that need it
798	*/
799	void sh_error_fixup(void)
800	{
801	#if defined(HAVE_LIBPRELUDE)
802	if ((errFlags.preludelevel & SH_ERR_NOT) == 0)
803	sh_prelude_init();
804	else
805	sh_prelude_stop();
806	#endif
807	#ifdef WITH_DATABASE
808	sh_database_reset();
809	#endif
810	return;
811	}
812
813	/* to be called from sh_prelude_reset
814	*/
815	void sh_error_init_prelude(void)
816	{
817	#if defined(HAVE_LIBPRELUDE)
818	if ((errFlags.preludelevel & SH_ERR_NOT) == 0)
819	sh_prelude_init();
820	else
821	sh_prelude_stop();
822	#endif
823	return;
824	}
825
826
827	/* set severity for mailing
828	*/
829	int sh_error_setseverity (const char * str_s)
830	{
831	static int reject = 0;
832	if (reject == 1)
833	return (0);
834
835	if (sh.flag.opts == S_TRUE)
836	reject = 1;
837
838	return (sh_error_set_level(str_s, &errFlags.maillevel));
839	}
840
841	#ifdef SH_WITH_SERVER
842	static char inet_peer[SH_MINIBUF] = { '\0' };
843
844	void sh_error_set_peer(const char * str)
845	{
846	if (str == NULL)
847	inet_peer[0] = '\0';
848	else
849	sl_strlcpy(inet_peer, str, SH_MINIBUF);
850	}
851	#endif
852
853
854	/**********************************************************
855	**********************************************************
856	*
857	* -------- MAIN ERROR HANDLING FUNCTION -----------------
858	*
859	*
860	* this function should be called to report an error
861	*
862	**********************************************************
863	**********************************************************/
864
865	SH_MUTEX_RECURSIVE(mutex_err_handle);
866
867	void sh_error_handle (int sev, const char * file, long line,
868	long status, unsigned long msg_id, ...)
869	{
870	va_list vl; /* argument list */
871	struct _log_t * lmsg;
872
873	int severity;
874	unsigned int class;
875	char * fmt;
876
877	int flag_inet;
878
879	#ifdef SH_WITH_SERVER
880	int class_inet = clt_class; /* initialize from global */
881	char local_inet_peer[SH_MINIBUF];
882	#endif
883
884	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_SERVER)
885	char * ex_msg;
886	#endif
887	#if defined(WITH_DATABASE)
888	char * escape_msg;
889	#endif
890
891	static int own_block = 0;
892
893	/*
894	* Block a facility for errors generated
895	* within that facility.
896	*/
897	static int print_block = 0;
898	#if defined(SH_WITH_MAIL)
899	static int mail_block = 0;
900	#endif
901	static int syslog_block = 0;
902	static int log_block = 0;
903	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_SERVER)
904	static int export_block = 0;
905	#endif
906	#if defined(WITH_EXTERNAL)
907	static int external_block = 0;
908	#endif
909	#if defined(WITH_DATABASE)
910	static int database_block = 0;
911	#endif
912	#ifdef HAVE_LIBPRELUDE
913	static int prelude_block = 0;
914	#endif
915
916	SL_ENTER(_("sh_error_handle"));
917
918	SH_MUTEX_RECURSIVE_INIT(mutex_err_handle);
919	SH_MUTEX_RECURSIVE_LOCK(mutex_err_handle);
920
921	#ifdef SH_WITH_SERVER
922	/* copy the global string into a local array
923	*/
924	if ((msg_id == MSG_TCP_MSG) && (inet_peer[0] != '\0'))
925	{
926	sl_strlcpy(local_inet_peer, inet_peer, SH_MINIBUF);
927	sh_error_set_peer(NULL);
928	}
929	else
930	local_inet_peer[0] = '\0';
931
932	clt_class = (-1); /* reset global */
933	#endif
934
935
936	if (own_block == 1)
937	{
938	goto exit_here;
939	}
940
941	/* --- Initialize to default values. ---
942	*/
943	if (IsInitialized == BAD)
944	(void) sh_error_init();
945
946	/* Returns pointer to (constant\|thread-specific) static memory
947	*/
948	fmt = /@i@/get_format (msg_id, &severity, &class);
949
950	#ifdef SH_WITH_SERVER
951	if (class_inet != (-1))
952	class = (unsigned int) class_inet;
953	#endif
954
955	/* --- Consistency check. ---
956	*/
957	ASSERT((fmt != NULL), _("fmt != NULL"))
958	if (fmt == NULL)
959	{
960	fprintf(stderr,
961	_("ERROR: msg=<NULL format>, file=<%s>, line=<%ld>\n"),
962	file, line);
963	goto exit_here;
964	}
965
966	/* --- Override the catalogue severity. ---
967	*/
968	if (sev != (-1))
969	severity = sev;
970
971	/* these are messages from remote sources
972	*/
973	if ((severity & SH_ERR_INET) != 0)
974	{
975	flag_inet = S_TRUE;
976	}
977	else
978	{
979	flag_inet = S_FALSE;
980	}
981
982	/* --- Messages not wanted for logging. ---
983	*/
984	if ( ( (errFlags.printlevel & severity ) == 0 \|\|
985	(errFlags.print_class & (1 << class)) == 0 ) &&
986	( (errFlags.loglevel & severity ) == 0 \|\|
987	(errFlags.log_class & (1 << class)) == 0 ) &&
988	( (errFlags.sysloglevel & severity ) == 0 \|\|
989	(errFlags.syslog_class & (1 << class)) == 0 ) &&
990	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_CLIENT)
991	( (errFlags.exportlevel & severity ) == 0 \|\|
992	(errFlags.export_class & (1 << class)) == 0 ) &&
993	#endif
994	#ifdef WITH_EXTERNAL
995	( (errFlags.externallevel & severity ) == 0 \|\|
996	(errFlags.external_class & (1 << class)) == 0 ) &&
997	#endif
998	#ifdef HAVE_LIBPRELUDE
999	( (errFlags.preludelevel & severity ) == 0 \|\|
1000	(errFlags.prelude_class & (1 << class)) == 0 ) &&
1001	#endif
1002	#ifdef WITH_DATABASE
1003	( (errFlags.databaselevel & severity ) == 0 \|\|
1004	(errFlags.database_class & (1 << class)) == 0 ) &&
1005	#endif
1006	( (errFlags.maillevel & severity ) == 0 \|\|
1007	(errFlags.mail_class & (1 << class)) == 0 )
1008	#ifdef SH_WITH_SERVER
1009	&& (flag_inet == S_FALSE) /* still log messages from remote sources */
1010	#endif
1011	)
1012	{
1013	goto exit_here;
1014	}
1015
1016	if ((severity & SH_ERR_NOT) != 0)
1017	{
1018	goto exit_here;
1019	}
1020
1021
1022	/* Allocate space for the message.
1023	*/
1024	own_block = 1;
1025	lmsg = (struct _log_t *) SH_ALLOC(sizeof(struct _log_t));
1026	MLOCK( (char *) lmsg, sizeof(struct _log_t));
1027	/@i@/lmsg->msg = NULL;
1028
1029	/@i@/(void) sl_strlcpy(lmsg->format, fmt, SH_PATHBUF);
1030	(void) sl_strlcpy(lmsg->file, file, SH_PATHBUF);
1031	lmsg->severity = severity;
1032	lmsg->class = (int) class;
1033	lmsg->line = line;
1034	lmsg->status = status;
1035
1036	/* Format the log message with timestamp etc.
1037	* Allocate lmsg->msg
1038	*/
1039	va_start (vl, msg_id);
1040	(void) sh_error_string (lmsg, vl);
1041	va_end (vl);
1042	own_block = 0;
1043
1044
1045	/* Log to stderr.
1046	*/
1047	if ( ((errFlags.printlevel & severity) != 0 &&
1048	(errFlags.print_class & (1 << class)) != 0 &&
1049	(errFlags.printlevel & SH_ERR_NOT) == 0)
1050	#ifdef SH_WITH_SERVER
1051	\|\| (flag_inet == S_TRUE)
1052	#endif
1053	)
1054	{
1055	if (print_block == 0 && (errFlags.printlevel & SH_ERR_NOT) == 0)
1056	{
1057	/* no truncation
1058	*/
1059	print_block = 1;
1060	TPT(( 0, FIL__, __LINE__, lmsg->msg));
1061	/*
1062	* Reports first error after failure. Always tries.
1063	*/
1064	(void) sh_log_console (lmsg->msg);
1065	print_block = 0;
1066	}
1067	}
1068
1069
1070	/* Full logging enabled.
1071	*/
1072	if (OnlyStderr == S_FALSE) /* full error logging enabled */
1073	{
1074
1075	/* Log to syslog.
1076	*/
1077	if ( (errFlags.sysloglevel & severity) != 0 &&
1078	(errFlags.syslog_class & (1 << class)) != 0 &&
1079	#ifndef INET_SYSLOG
1080	(flag_inet != S_TRUE) && /* !inet->syslog */
1081	#endif
1082	(errFlags.sysloglevel & SH_ERR_NOT) == 0 )
1083	{
1084	/* will truncate to 1023 bytes
1085	*/
1086	if (syslog_block == 0)
1087	{
1088	syslog_block = 1;
1089	/*
1090	* Ignores errors. Always tries.
1091	*/
1092	(void) sh_log_syslog (lmsg->severity, lmsg->msg);
1093	syslog_block = 0;
1094	}
1095	}
1096
1097	#if defined(WITH_EXTERNAL)
1098	/*
1099	* -- external facility
1100	*/
1101	if ((errFlags.externallevel & severity) != 0 &&
1102	(errFlags.external_class & (1 << class)) != 0 &&
1103	(errFlags.externallevel & SH_ERR_NOT) == 0 &&
1104	class != AUD)
1105	{
1106	if (external_block == 0)
1107	{
1108	/* no truncation
1109	*/
1110	external_block = 1;
1111	/*
1112	* Reports first error after failure. Always tries.
1113	*/
1114	(void) sh_ext_execute ('l', 'o', 'g', lmsg->msg, 0);
1115	external_block = 0;
1116	}
1117	}
1118	#endif
1119
1120	#if defined(WITH_DATABASE)
1121	/*
1122	* -- database facility
1123	*/
1124	if ((errFlags.databaselevel & severity) != 0 &&
1125	(errFlags.database_class & (1 << class)) != 0 &&
1126	(errFlags.databaselevel & SH_ERR_NOT) == 0 &&
1127	class != AUD)
1128	{
1129	if (database_block == 0 && enableUnsafe == S_TRUE)
1130	{
1131	/* truncates; query_max is 16k
1132	*/
1133	database_block = 1;
1134	#ifndef SH_STANDALONE
1135	if (msg_id == MSG_TCP_MSG
1136	#ifdef INET_SYSLOG
1137	\|\| msg_id == MSG_INET_SYSLOG
1138	#endif
1139	)
1140	{
1141	/* do not escape twice
1142	*/
1143	/*
1144	* Reports failure every 60 min. Always tries.
1145	*/
1146	(void) sh_database_insert (lmsg->msg);
1147	}
1148	else
1149	#endif
1150	{
1151	escape_msg = sh_tools_safe_name(lmsg->msg, 0);
1152	/*
1153	* Reports failure every 60 min. Always tries.
1154	*/
1155	(void) sh_database_insert (escape_msg);
1156	SH_FREE(escape_msg);
1157	}
1158	database_block = 0;
1159	}
1160	}
1161	#endif
1162
1163	/****************************************************
1164	* Optionally include client code for TCP forwarding
1165	* to log server
1166	****************************************************/
1167	#if defined(SH_WITH_CLIENT) \|\| defined(SH_WITH_SERVER)
1168	/* Export by TCP.
1169	*/
1170
1171	if ( ((errFlags.exportlevel & severity ) != 0 &&
1172	(errFlags.export_class & (1 << class)) != 0 &&
1173	(errFlags.exportlevel & SH_ERR_NOT) == 0 &&
1174	class != AUD )
1175	#ifdef SH_WITH_SERVER
1176	/* always log inet to export */
1177	\|\| (flag_inet == S_TRUE && sh.srvexport.name[0] != '\0')
1178	#endif
1179	/* sh.flag.isserver != GOOD && */
1180	/* (flag_inet == S_FALSE) / / don't log inet to export */
1181	)
1182	{
1183	if (export_block == 0)
1184	{
1185	int retval;
1186	size_t ex_len;
1187
1188	/* will truncate to 65280 bytes
1189	*/
1190	export_block = 1;
1191	/* ex_len = 64 + sl_strlen(lmsg->msg) + 1; */
1192	ex_len = sl_strlen(lmsg->msg);
1193	if (sl_ok_adds(ex_len, 65))
1194	ex_len = 64 + ex_len + 1;
1195	ex_msg = SH_ALLOC (ex_len);
1196
1197	sl_snprintf(ex_msg, ex_len, _("%d?%u?%s"),
1198	severity, class, lmsg->msg);
1199	retval = sh_forward (ex_msg);
1200	SH_FREE(ex_msg);
1201	export_block = 0;
1202	if (retval == -2)
1203	{
1204	sh_error_handle ((-1), FIL__, __LINE__, 0, MSG_QUEUE_FULL,
1205	_("log server"));
1206	}
1207	}
1208	}
1209	#endif
1210
1211
1212	/* Log to mail.
1213	*/
1214	#if defined(SH_WITH_MAIL)
1215	if ((errFlags.maillevel & severity ) != 0 &&
1216	(errFlags.mail_class & (1 << class)) != 0 &&
1217	(errFlags.maillevel & SH_ERR_NOT) == 0 &&
1218	class != AUD &&
1219	(flag_inet == S_FALSE) ) /* don't log inet to email */
1220	{
1221	if (mail_block == 0)
1222	{
1223	int retval;
1224
1225	/* will truncate to 998 bytes
1226	*/
1227	mail_block = 1;
1228
1229	BREAKEXIT(sh_nmail_msg);
1230	if ( (severity & SH_ERR_FATAL) == 0)
1231	retval = sh_nmail_pushstack (severity, lmsg->msg, NULL);
1232	else
1233	retval = sh_nmail_msg (severity, lmsg->msg, NULL);
1234
1235	mail_block = 0;
1236	if (retval == -2)
1237	{
1238	sh_error_handle ((-1), FIL__, __LINE__, 0, MSG_QUEUE_FULL,
1239	_("email"));
1240	}
1241	}
1242	}
1243	#endif
1244
1245	#ifdef HAVE_LIBPRELUDE
1246	if (((errFlags.preludelevel & severity ) != 0 &&
1247	(errFlags.prelude_class & (1 << class)) != 0 &&
1248	(errFlags.preludelevel & SH_ERR_NOT) == 0 &&
1249	(class != AUD))
1250	#ifdef SH_WITH_SERVER
1251	\|\| (flag_inet == S_TRUE)
1252	#endif
1253	)
1254	{
1255	if (prelude_block == 0 && enableUnsafe == S_TRUE)
1256	{
1257	/* will truncate to 998 bytes
1258	*/
1259	prelude_block = 1;
1260
1261	BREAKEXIT(sh_prelude_alert);
1262	/*
1263	* Reports first error after failure. Always tries.
1264	*/
1265	(void) sh_prelude_alert (severity, (int) class, lmsg->msg,
1266	lmsg->status, msg_id);
1267
1268	prelude_block = 0;
1269	}
1270	}
1271	#endif
1272
1273	/* Log to logfile
1274	*/
1275
1276	if ( ( ( (errFlags.loglevel & severity) != 0 &&
1277	(errFlags.log_class & (1 << class)) != 0 &&
1278	(errFlags.loglevel & SH_ERR_NOT) == 0 )
1279	#ifdef SH_WITH_SERVER
1280	\|\| (flag_inet == S_TRUE)
1281	#endif
1282	) &&
1283	class != AUD &&
1284	(errFlags.HaveLog != BAD) && /* temporary switched off */
1285	(severity & SH_ERR_NOT) == 0 /* paranoia */
1286	)
1287	{
1288	if (log_block == 0)
1289	{
1290	/* no truncation
1291	*/
1292	log_block = 1;
1293	BREAKEXIT(sh_log_file);
1294	#ifdef SH_WITH_SERVER
1295	if (0 != sl_ret_euid())
1296	{
1297	/*
1298	* Reports first error after failure. Always tries.
1299	*/
1300	if (local_inet_peer[0] == '\0')
1301	(void) sh_log_file (lmsg->msg, NULL);
1302	else
1303	(void) sh_log_file (lmsg->msg, local_inet_peer);
1304	}
1305	#else
1306	(void) sh_log_file (lmsg->msg, NULL);
1307	#endif
1308	/* sh_log_file (lmsg->msg); */
1309	log_block = 0;
1310	}
1311	}
1312
1313	}
1314
1315	/* Cleanup.
1316	*/
1317	own_block = 1;
1318
1319	if (lmsg->msg)
1320	SH_FREE( lmsg->msg );
1321
1322	memset ( lmsg, (int) '\0', sizeof(struct _log_t) );
1323	MUNLOCK( (char *) lmsg, sizeof(struct _log_t) );
1324	SH_FREE( lmsg );
1325	own_block = 0;
1326
1327	exit_here:
1328	; /* label at end of compound statement */
1329	SH_MUTEX_RECURSIVE_UNLOCK(mutex_err_handle);
1330
1331	/@i@/SL_RET0(_("sh_error_handle"));
1332	/@i@/}
1333
1334
1335	/* -------------------------
1336	*
1337	* private functions below
1338	*
1339	* -------------------------
1340	*/
1341
1342
1343	/* --- Get the format from the message catalog. ---
1344	*/
1345	/@owned@/ /@null@/inline
1346	static char * get_format(unsigned long msg_id, /@out@/ int * priority,
1347	/@out@/unsigned int * class)
1348	{
1349	int i = 0;
1350
1351	SL_ENTER(_("get_format"));
1352	while (1 == 1)
1353	{
1354	if ( msg_cat[i].format == NULL )
1355	break;
1356
1357	if ( (unsigned long) msg_cat[i].id == msg_id)
1358	{
1359	*priority = (int) msg_cat[i].priority;
1360	*class = (unsigned int) msg_cat[i].class;
1361	SL_RETURN (((char *) _(msg_cat[i].format)), _("get_format"));
1362	}
1363	++i;
1364	}
1365	*priority = SH_ERR_ERR;
1366	*class = ERR;
1367	SL_RETURN (NULL, _("get_format"));
1368	}
1369
1370	/@null@//@only@/static char * ehead_format = NULL;
1371
1372	/* allocate space for user-defined message header
1373	*/
1374	int sh_error_ehead (/@null@/const char * str_s)
1375	{
1376	size_t size;
1377	const char * s;
1378
1379	SL_ENTER(_("sh_error_ehead"));
1380
1381	if (str_s == NULL)
1382	{
1383	SL_RETURN (-1, _("sh_error_ehead"));
1384	}
1385
1386	/* ascii 34 ist t\"ttelchen
1387	*/
1388	/@i@/ if (str_s[0] == 34) s = &str_s[1];
1389	else s = str_s;
1390
1391	size = /@i@/strlen(s);
1392	if (/@i@/s[size-1] == (char) 34) --size; /* truncate */
1393
1394	if (ehead_format != NULL)
1395	SH_FREE(ehead_format);
1396
1397	/@i@/ehead_format = SH_ALLOC(size+1);
1398	/@i@/ (void) sl_strlcpy(ehead_format, s, size+1);
1399
1400	SL_RETURN( 0, _("sh_error_ehead"));
1401	}
1402
1403	#if !defined(VA_COPY)
1404	#if defined(__GNUC__) && defined(__PPC__) && (defined(_CALL_SYSV) \|\| defined(_WIN32))
1405	#define VA_COPY(ap1, ap2) ((ap1) = (ap2))
1406	#elif defined(VA_COPY_AS_ARRAY)
1407	#define VA_COPY(ap1, ap2) memmove ((ap1), (ap2), sizeof (va_list))
1408	#else /* va_list is a pointer */
1409	#define VA_COPY(ap1, ap2) ((ap1) = (ap2))
1410	#endif
1411	#endif
1412
1413
1414	/* print an error into string
1415	*/
1416	static int sh_error_string (struct _log_t * lmsg, va_list vl)
1417	{
1418	size_t len;
1419	int required;
1420	unsigned long line;
1421	char sev[16] = "";
1422	char cla[16] = "";
1423	char tst[64] = "";
1424	char *p;
1425	va_list vl2;
1426
1427	st_format rep_ehead_tab[] = {
1428	{ 'S', S_FMT_STRING, 0, 0, NULL}, /* severity */
1429	{ 'T', S_FMT_STRING, 0, 0, NULL}, /* timestamp */
1430	{ 'F', S_FMT_STRING, 0, 0, NULL}, /* file */
1431	{ 'L', S_FMT_ULONG, 0, 0, NULL}, /* line */
1432	{ 'C', S_FMT_STRING, 0, 0, NULL}, /* class */
1433	{ 'E', S_FMT_LONG, 0, 0, NULL}, /* status */
1434	{'\0', S_FMT_ULONG, 0, 0, NULL},
1435	};
1436
1437	SL_ENTER(_("sh_error_string"));
1438
1439	if (ehead_format == NULL)
1440	{
1441	ehead_format = SH_ALLOC(64);
1442	#ifdef SH_USE_XML
1443	if ((errFlags.printlevel & SH_ERR_ALL) == 0)
1444	(void) sl_strlcpy(ehead_format,
1445	_("<log sev=\"%S\" tstamp=\"%T\" "), 64);
1446	else
1447	(void) sl_strlcpy(ehead_format,
1448	_("<log sev=\"%S\" tstamp=\"%T\" p.f=\"%F\" p.l=\"%L\" p.s=\"%E\" "), 64);
1449	#else
1450	if ((errFlags.printlevel & SH_ERR_ALL) == 0)
1451	(void) sl_strlcpy(ehead_format, _("%S %T "), 64);
1452	else
1453	(void) sl_strlcpy(ehead_format, _("%S %T (%F, %L, %E) "), 64);
1454	#endif
1455	}
1456
1457	/* header of error message
1458	*/
1459	#ifdef SH_USE_XML
1460	if ( (lmsg->severity & SH_ERR_INET) != 0)
1461	(void) sl_strlcpy (sev, _("RCVT"), 11);
1462	else if ( (lmsg->severity & SH_ERR_ALL) != 0)
1463	(void) sl_strlcpy (sev, _("DEBG"), 11);
1464	else if ( (lmsg->severity & SH_ERR_INFO) != 0)
1465	(void) sl_strlcpy (sev, _("INFO"), 11);
1466	else if ( (lmsg->severity & SH_ERR_NOTICE) != 0)
1467	(void) sl_strlcpy (sev, _("NOTE"), 11);
1468	else if ( (lmsg->severity & SH_ERR_WARN) != 0)
1469	(void) sl_strlcpy (sev, _("WARN"), 11);
1470	else if ( (lmsg->severity & SH_ERR_STAMP) != 0)
1471	(void) sl_strlcpy (sev, _("MARK"), 11);
1472	else if ( (lmsg->severity & SH_ERR_ERR) != 0)
1473	(void) sl_strlcpy (sev, _("ERRO"), 11);
1474	else if ( (lmsg->severity & SH_ERR_SEVERE) != 0)
1475	(void) sl_strlcpy (sev, _("CRIT"), 11);
1476	else if ( (lmsg->severity & SH_ERR_FATAL) != 0)
1477	(void) sl_strlcpy (sev, _("ALRT"), 11);
1478	else {
1479	(void) sl_strlcpy (sev, _("????"), 11);
1480	#else
1481	#if defined(INET_SYSLOG)
1482	if ( (lmsg->severity & SH_ERR_INET) != 0)
1483	(void) sl_strlcpy (sev, _("<NET> : "), 11);
1484	#else
1485	if ( (lmsg->severity & SH_ERR_INET) != 0)
1486	(void) sl_strlcpy (sev, _("<TCP> : "), 11);
1487	#endif
1488	else if ( (lmsg->severity & SH_ERR_ALL) != 0)
1489	(void) sl_strlcpy (sev, _("DEBUG : "), 11);
1490	else if ( (lmsg->severity & SH_ERR_INFO) != 0)
1491	(void) sl_strlcpy (sev, _("INFO : "), 11);
1492	else if ( (lmsg->severity & SH_ERR_NOTICE) != 0)
1493	(void) sl_strlcpy (sev, _("NOTICE : "), 11);
1494	else if ( (lmsg->severity & SH_ERR_WARN) != 0)
1495	(void) sl_strlcpy (sev, _("WARN : "), 11);
1496	else if ( (lmsg->severity & SH_ERR_STAMP) != 0)
1497	(void) sl_strlcpy (sev, _("MARK : "), 11);
1498	else if ( (lmsg->severity & SH_ERR_ERR) != 0)
1499	(void) sl_strlcpy (sev, _("ERROR : "), 11);
1500	else if ( (lmsg->severity & SH_ERR_SEVERE) != 0)
1501	(void) sl_strlcpy (sev, _("CRIT : "), 11);
1502	else if ( (lmsg->severity & SH_ERR_FATAL) != 0)
1503	(void) sl_strlcpy (sev, _("ALERT : "), 11);
1504	else {
1505	(void) sl_strlcpy (sev, _("??? : "), 11);
1506	#endif
1507	}
1508
1509	(void) sh_unix_time (0, tst, 64);
1510	line = (unsigned long) lmsg->line;
1511	(void) sl_strlcpy (cla, _(class_cat[lmsg->class]), 11);
1512
1513	/@i@/rep_ehead_tab[0].data_str = sev;
1514	/@i@/rep_ehead_tab[1].data_str = tst;
1515	/@i@/rep_ehead_tab[2].data_str = lmsg->file;
1516	/@i@/rep_ehead_tab[3].data_ulong = line;
1517	/@i@/rep_ehead_tab[4].data_str = cla;
1518	/@i@/rep_ehead_tab[5].data_long = lmsg->status;
1519
1520	p = /@i@/sh_util_formatted(ehead_format, rep_ehead_tab);
1521
1522	/* --- copy the header to lmsg->msg ---
1523	*/
1524	/@i@/lmsg->msg = SH_ALLOC(SH_BUFSIZE);
1525	lmsg->msg_len = SH_BUFSIZE;
1526
1527	if (p)
1528	{
1529	(void) sl_strlcpy (lmsg->msg, p, SH_BUFSIZE);
1530	SH_FREE(p);
1531	}
1532	else
1533	{
1534	lmsg->msg[0] = '\0';
1535	}
1536
1537
1538	/* --- copy message to lmsg->msg ---
1539	*/
1540	if ( NULL == strchr(lmsg->format, '%') )
1541	{
1542	(void) sl_strlcat (lmsg->msg, lmsg->format, (size_t) lmsg->msg_len);
1543	}
1544	else
1545	{
1546	/* use VA_COPY */
1547	/@i@/VA_COPY(vl2, vl);
1548	len = sl_strlen(lmsg->msg);
1549	/@i@/required = sl_vsnprintf(&(lmsg->msg[len]),
1550	(lmsg->msg_len - len), lmsg->format, vl);
1551
1552	if ((required >= 0) &&
1553	sl_ok_adds(required, len) &&
1554	sl_ok_adds((required+len), 4) &&
1555	((required + len) > (lmsg->msg_len - 4)) )
1556	{
1557	/@i@/p = SH_ALLOC(required + len + 4);
1558	(void) sl_strlcpy (p, lmsg->msg, required + len + 1);
1559	SH_FREE(lmsg->msg);
1560	lmsg->msg = p;
1561	lmsg->msg_len = required + len + 4;
1562	(void) sl_vsnprintf(&(lmsg->msg[len]),
1563	(required + 1), lmsg->format, vl2);
1564	}
1565	va_end(vl2);
1566	}
1567
1568	#ifdef SH_USE_XML
1569	/* closing tag
1570	*/
1571	if (lmsg->msg[sl_strlen(lmsg->msg)-1] != '>')
1572	(void) sl_strlcat (lmsg->msg, _(" />"), lmsg->msg_len);
1573	#endif
1574
1575	SL_RETURN(0, _("sh_error_string"));
1576	}
1577
1578
1579
1580
1581	/* --- Initialize. ---
1582	*/
1583	static int sh_error_init ()
1584	{
1585	register int j;
1586
1587	SL_ENTER(_("sh_error_init"));
1588
1589	errFlags.debug = 0;
1590	errFlags.HaveLog = GOOD;
1591	errFlags.sysloglevel = SH_ERR_NOT;
1592	#if defined(SH_STEALTH)
1593	errFlags.loglevel = SH_ERR_NOT;
1594	#else
1595	errFlags.loglevel = (SH_ERR_STAMP \| SH_ERR_ERR \| SH_ERR_SEVERE \|
1596	SH_ERR_FATAL);
1597	#endif
1598	errFlags.externallevel = SH_ERR_NOT;
1599	errFlags.databaselevel = SH_ERR_NOT;
1600	errFlags.preludelevel = SH_ERR_NOT;
1601	errFlags.maillevel = SH_ERR_FATAL;
1602	#if defined(SH_STEALTH)
1603	errFlags.printlevel = SH_ERR_NOT;
1604	#else
1605	errFlags.printlevel = (SH_ERR_INFO \| SH_ERR_NOTICE \| SH_ERR_WARN \|
1606	SH_ERR_STAMP \| SH_ERR_ERR \| SH_ERR_SEVERE \|
1607	SH_ERR_FATAL);
1608	flag_err_info = SL_TRUE;
1609	#endif
1610
1611	#if defined(SH_WITH_SERVER)
1612	errFlags.exportlevel = SH_ERR_NOT;
1613	#else
1614	errFlags.exportlevel = (SH_ERR_STAMP \| SH_ERR_ERR \| SH_ERR_SEVERE \|
1615	SH_ERR_FATAL);
1616	#endif
1617
1618	errFlags.log_class = 0xFFFF;
1619	errFlags.print_class = 0xFFFF;
1620	errFlags.mail_class = 0xFFFF;
1621	errFlags.export_class = 0xFFFF;
1622	errFlags.syslog_class = 0xFFFF;
1623	errFlags.external_class = 0xFFFF;
1624	errFlags.database_class = 0xFFFF;
1625	errFlags.prelude_class = 0xFFFF;
1626
1627
1628	for (j = 0; j < SH_ERR_T_END; ++j)
1629	ShDFLevel[j] = SH_ERR_SEVERE;
1630
1631	IsInitialized = GOOD;
1632	SL_RETURN (0, _("sh_error_init"));
1633	}

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