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[thirdparty/openssl.git] / crypto / bio / bss_log.c
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1/* crypto/bio/bss_log.c */
2/* ====================================================================
3 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 *
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
21 *
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * licensing@OpenSSL.org.
26 *
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
30 *
31 * 6. Redistributions of any form whatsoever must retain the following
32 * acknowledgment:
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
35 *
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
49 *
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
53 *
54 */
55
56/*
57 Why BIO_s_log?
58
59 BIO_s_log is useful for system daemons (or services under NT).
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60 It is one-way BIO, it sends all stuff to syslogd (on system that
61 commonly use that), or event log (on NT), or OPCOM (on OpenVMS).
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62
63*/
64
06c68491 65
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66#include <stdio.h>
67#include <errno.h>
68
72b1072f 69#include "cryptlib.h"
bc36ee62 70
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71#if defined(OPENSSL_SYS_WINCE)
72#elif defined(OPENSSL_SYS_WIN32)
bc36ee62 73#elif defined(OPENSSL_SYS_VMS)
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74# include <opcdef.h>
75# include <descrip.h>
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76# include <lib$routines.h>
77# include <starlet.h>
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78/* Some compiler options may mask the declaration of "_malloc32". */
79# if __INITIAL_POINTER_SIZE && defined _ANSI_C_SOURCE
80# if __INITIAL_POINTER_SIZE == 64
81# pragma pointer_size save
82# pragma pointer_size 32
83 void * _malloc32 (__size_t);
84# pragma pointer_size restore
85# endif /* __INITIAL_POINTER_SIZE == 64 */
86# endif /* __INITIAL_POINTER_SIZE && defined _ANSI_C_SOURCE */
84339237 87#elif defined(__ultrix)
153a59f4 88# include <sys/syslog.h>
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89#elif defined(OPENSSL_SYS_NETWARE)
90# define NO_SYSLOG
f642ebc1 91#elif (!defined(MSDOS) || defined(WATT32)) && !defined(OPENSSL_SYS_VXWORKS) && !defined(NO_SYSLOG)
153a59f4 92# include <syslog.h>
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93#endif
94
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95#include <openssl/buffer.h>
96#include <openssl/err.h>
153a59f4 97
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98#ifndef NO_SYSLOG
99
bc36ee62 100#if defined(OPENSSL_SYS_WIN32)
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101#define LOG_EMERG 0
102#define LOG_ALERT 1
103#define LOG_CRIT 2
104#define LOG_ERR 3
105#define LOG_WARNING 4
106#define LOG_NOTICE 5
107#define LOG_INFO 6
108#define LOG_DEBUG 7
109
110#define LOG_DAEMON (3<<3)
bc36ee62 111#elif defined(OPENSSL_SYS_VMS)
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112/* On VMS, we don't really care about these, but we need them to compile */
113#define LOG_EMERG 0
114#define LOG_ALERT 1
115#define LOG_CRIT 2
116#define LOG_ERR 3
117#define LOG_WARNING 4
118#define LOG_NOTICE 5
119#define LOG_INFO 6
120#define LOG_DEBUG 7
121
122#define LOG_DAEMON OPC$M_NM_NTWORK
123#endif
0849d138 124
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125static int slg_write(BIO *h, const char *buf, int num);
126static int slg_puts(BIO *h, const char *str);
127static long slg_ctrl(BIO *h, int cmd, long arg1, void *arg2);
128static int slg_new(BIO *h);
129static int slg_free(BIO *data);
ea58130d 130static void xopenlog(BIO* bp, char* name, int level);
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131static void xsyslog(BIO* bp, int priority, const char* string);
132static void xcloselog(BIO* bp);
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133
134static BIO_METHOD methods_slg=
135 {
136 BIO_TYPE_MEM,"syslog",
137 slg_write,
138 NULL,
139 slg_puts,
140 NULL,
141 slg_ctrl,
142 slg_new,
143 slg_free,
d3442bc7 144 NULL,
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145 };
146
6b691a5c 147BIO_METHOD *BIO_s_log(void)
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148 {
149 return(&methods_slg);
150 }
151
6d23cf97 152static int slg_new(BIO *bi)
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153 {
154 bi->init=1;
155 bi->num=0;
156 bi->ptr=NULL;
0849d138 157 xopenlog(bi, "application", LOG_DAEMON);
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158 return(1);
159 }
160
6d23cf97 161static int slg_free(BIO *a)
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162 {
163 if (a == NULL) return(0);
164 xcloselog(a);
165 return(1);
166 }
167
6d23cf97 168static int slg_write(BIO *b, const char *in, int inl)
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169 {
170 int ret= inl;
0e1c0612 171 char* buf;
0849d138 172 char* pp;
0f4e2136 173 int priority, i;
ebc06fba 174 static const struct
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175 {
176 int strl;
177 char str[10];
178 int log_level;
179 }
180 mapping[] =
181 {
182 { 6, "PANIC ", LOG_EMERG },
183 { 6, "EMERG ", LOG_EMERG },
184 { 4, "EMR ", LOG_EMERG },
185 { 6, "ALERT ", LOG_ALERT },
186 { 4, "ALR ", LOG_ALERT },
187 { 5, "CRIT ", LOG_CRIT },
188 { 4, "CRI ", LOG_CRIT },
189 { 6, "ERROR ", LOG_ERR },
190 { 4, "ERR ", LOG_ERR },
191 { 8, "WARNING ", LOG_WARNING },
192 { 5, "WARN ", LOG_WARNING },
193 { 4, "WAR ", LOG_WARNING },
194 { 7, "NOTICE ", LOG_NOTICE },
195 { 5, "NOTE ", LOG_NOTICE },
196 { 4, "NOT ", LOG_NOTICE },
197 { 5, "INFO ", LOG_INFO },
198 { 4, "INF ", LOG_INFO },
199 { 6, "DEBUG ", LOG_DEBUG },
200 { 4, "DBG ", LOG_DEBUG },
201 { 0, "", LOG_ERR } /* The default */
202 };
0849d138 203
26a3a48d 204 if((buf= (char *)OPENSSL_malloc(inl+ 1)) == NULL){
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205 return(0);
206 }
207 strncpy(buf, in, inl);
208 buf[inl]= '\0';
0849d138 209
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210 i = 0;
211 while(strncmp(buf, mapping[i].str, mapping[i].strl) != 0) i++;
212 priority = mapping[i].log_level;
213 pp = buf + mapping[i].strl;
0849d138 214
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215 xsyslog(b, priority, pp);
216
26a3a48d 217 OPENSSL_free(buf);
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218 return(ret);
219 }
220
6d23cf97 221static long slg_ctrl(BIO *b, int cmd, long num, void *ptr)
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222 {
223 switch (cmd)
224 {
225 case BIO_CTRL_SET:
226 xcloselog(b);
227 xopenlog(b, ptr, num);
228 break;
229 default:
230 break;
231 }
232 return(0);
233 }
234
6d23cf97 235static int slg_puts(BIO *bp, const char *str)
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236 {
237 int n,ret;
238
239 n=strlen(str);
240 ret=slg_write(bp,str,n);
241 return(ret);
242 }
243
bc36ee62 244#if defined(OPENSSL_SYS_WIN32)
84339237 245
ea58130d 246static void xopenlog(BIO* bp, char* name, int level)
84339237 247{
a4cc3c80 248 if (check_winnt())
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249 bp->ptr = RegisterEventSourceA(NULL,name);
250 else
251 bp->ptr = NULL;
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252}
253
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254static void xsyslog(BIO *bp, int priority, const char *string)
255{
256 LPCSTR lpszStrings[2];
257 WORD evtype= EVENTLOG_ERROR_TYPE;
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258 char pidbuf[DECIMAL_SIZE(DWORD)+4];
259
260 if (bp->ptr == NULL)
261 return;
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262
263 switch (priority)
264 {
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265 case LOG_EMERG:
266 case LOG_ALERT:
267 case LOG_CRIT:
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268 case LOG_ERR:
269 evtype = EVENTLOG_ERROR_TYPE;
270 break;
271 case LOG_WARNING:
272 evtype = EVENTLOG_WARNING_TYPE;
273 break;
0f4e2136 274 case LOG_NOTICE:
84339237 275 case LOG_INFO:
0f4e2136 276 case LOG_DEBUG:
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277 evtype = EVENTLOG_INFORMATION_TYPE;
278 break;
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279 default:
280 /*
281 * Should never happen, but set it
282 * as error anyway.
283 */
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284 evtype = EVENTLOG_ERROR_TYPE;
285 break;
286 }
287
befe1fbc 288 sprintf(pidbuf, "[%u] ", GetCurrentProcessId());
84339237 289 lpszStrings[0] = pidbuf;
153a59f4 290 lpszStrings[1] = string;
84339237 291
befe1fbc 292 ReportEventA(bp->ptr, evtype, 0, 1024, NULL, 2, 0,
84339237 293 lpszStrings, NULL);
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294}
295
296static void xcloselog(BIO* bp)
0849d138 297{
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298 if(bp->ptr)
299 DeregisterEventSource((HANDLE)(bp->ptr));
0849d138 300 bp->ptr= NULL;
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301}
302
bc36ee62 303#elif defined(OPENSSL_SYS_VMS)
84339237 304
158ef048 305static int VMS_OPC_target = LOG_DAEMON;
84339237 306
ea58130d 307static void xopenlog(BIO* bp, char* name, int level)
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308{
309 VMS_OPC_target = level;
310}
311
008fee38 312static void xsyslog(BIO *bp, int priority, const char *string)
84339237 313{
2d708bf6 314 struct dsc$descriptor_s opc_dsc;
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315
316/* Arrange 32-bit pointer to opcdef buffer and malloc(), if needed. */
317#if __INITIAL_POINTER_SIZE == 64
318# pragma pointer_size save
319# pragma pointer_size 32
320# define OPCDEF_TYPE __char_ptr32
321# define OPCDEF_MALLOC _malloc32
322#else /* __INITIAL_POINTER_SIZE == 64 */
323# define OPCDEF_TYPE char *
324# define OPCDEF_MALLOC OPENSSL_malloc
325#endif /* __INITIAL_POINTER_SIZE == 64 [else] */
326
84339237 327 struct opcdef *opcdef_p;
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328
329#if __INITIAL_POINTER_SIZE == 64
330# pragma pointer_size restore
331#endif /* __INITIAL_POINTER_SIZE == 64 */
332
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333 char buf[10240];
334 unsigned int len;
2d708bf6 335 struct dsc$descriptor_s buf_dsc;
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336 $DESCRIPTOR(fao_cmd, "!AZ: !AZ");
337 char *priority_tag;
338
339 switch (priority)
340 {
341 case LOG_EMERG: priority_tag = "Emergency"; break;
342 case LOG_ALERT: priority_tag = "Alert"; break;
343 case LOG_CRIT: priority_tag = "Critical"; break;
344 case LOG_ERR: priority_tag = "Error"; break;
345 case LOG_WARNING: priority_tag = "Warning"; break;
346 case LOG_NOTICE: priority_tag = "Notice"; break;
347 case LOG_INFO: priority_tag = "Info"; break;
348 case LOG_DEBUG: priority_tag = "DEBUG"; break;
349 }
84339237 350
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351 buf_dsc.dsc$b_dtype = DSC$K_DTYPE_T;
352 buf_dsc.dsc$b_class = DSC$K_CLASS_S;
353 buf_dsc.dsc$a_pointer = buf;
354 buf_dsc.dsc$w_length = sizeof(buf) - 1;
355
158ef048 356 lib$sys_fao(&fao_cmd, &len, &buf_dsc, priority_tag, string);
84339237 357
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358 /* We know there's an 8-byte header. That's documented. */
359 opcdef_p = OPCDEF_MALLOC( 8+ len);
84339237 360 opcdef_p->opc$b_ms_type = OPC$_RQ_RQST;
158ef048 361 memcpy(opcdef_p->opc$z_ms_target_classes, &VMS_OPC_target, 3);
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362 opcdef_p->opc$l_ms_rqstid = 0;
363 memcpy(&opcdef_p->opc$l_ms_text, buf, len);
364
365 opc_dsc.dsc$b_dtype = DSC$K_DTYPE_T;
366 opc_dsc.dsc$b_class = DSC$K_CLASS_S;
537c9823 367 opc_dsc.dsc$a_pointer = (OPCDEF_TYPE) opcdef_p;
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368 opc_dsc.dsc$w_length = len + 8;
369
d8779db4 370 sys$sndopr(opc_dsc, 0);
84339237 371
26a3a48d 372 OPENSSL_free(opcdef_p);
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373}
374
375static void xcloselog(BIO* bp)
376{
377}
378
f642ebc1 379#else /* Unix/Watt32 */
84339237 380
ea58130d 381static void xopenlog(BIO* bp, char* name, int level)
84339237 382{
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383#ifdef WATT32 /* djgpp/DOS */
384 openlog(name, LOG_PID|LOG_CONS|LOG_NDELAY, level);
385#else
ea58130d 386 openlog(name, LOG_PID|LOG_CONS, level);
f642ebc1 387#endif
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388}
389
390static void xsyslog(BIO *bp, int priority, const char *string)
391{
392 syslog(priority, "%s", string);
393}
394
395static void xcloselog(BIO* bp)
396{
0849d138 397 closelog();
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398}
399
153a59f4 400#endif /* Unix */
84339237 401
153a59f4 402#endif /* NO_SYSLOG */