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Commit | Line | Data |
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b1322259 | 1 | /* |
48e5119a | 2 | * Copyright 1999-2018 The OpenSSL Project Authors. All Rights Reserved. |
0849d138 | 3 | * |
09abbca1 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
b1322259 RS |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
0849d138 BL |
8 | */ |
9 | ||
10 | /* | |
0f113f3e MC |
11 | * Why BIO_s_log? |
12 | * | |
13 | * BIO_s_log is useful for system daemons (or services under NT). It is | |
14 | * one-way BIO, it sends all stuff to syslogd (on system that commonly use | |
15 | * that), or event log (on NT), or OPCOM (on OpenVMS). | |
16 | * | |
17 | */ | |
06c68491 | 18 | |
0849d138 BL |
19 | #include <stdio.h> |
20 | #include <errno.h> | |
21 | ||
a146ae55 | 22 | #include "bio_lcl.h" |
b39fc560 | 23 | #include "internal/cryptlib.h" |
bc36ee62 | 24 | |
0bf23d9b RL |
25 | #if defined(OPENSSL_SYS_WINCE) |
26 | #elif defined(OPENSSL_SYS_WIN32) | |
bc36ee62 | 27 | #elif defined(OPENSSL_SYS_VMS) |
0f113f3e MC |
28 | # include <opcdef.h> |
29 | # include <descrip.h> | |
30 | # include <lib$routines.h> | |
31 | # include <starlet.h> | |
537c9823 | 32 | /* Some compiler options may mask the declaration of "_malloc32". */ |
0f113f3e MC |
33 | # if __INITIAL_POINTER_SIZE && defined _ANSI_C_SOURCE |
34 | # if __INITIAL_POINTER_SIZE == 64 | |
35 | # pragma pointer_size save | |
36 | # pragma pointer_size 32 | |
37 | void *_malloc32(__size_t); | |
38 | # pragma pointer_size restore | |
39 | # endif /* __INITIAL_POINTER_SIZE == 64 */ | |
40 | # endif /* __INITIAL_POINTER_SIZE && defined | |
41 | * _ANSI_C_SOURCE */ | |
d10ca7ae AP |
42 | #elif defined(__DJGPP__) && defined(OPENSSL_NO_SOCK) |
43 | # define NO_SYSLOG | |
f642ebc1 | 44 | #elif (!defined(MSDOS) || defined(WATT32)) && !defined(OPENSSL_SYS_VXWORKS) && !defined(NO_SYSLOG) |
0f113f3e | 45 | # include <syslog.h> |
0849d138 BL |
46 | #endif |
47 | ||
ec577822 BM |
48 | #include <openssl/buffer.h> |
49 | #include <openssl/err.h> | |
153a59f4 | 50 | |
6e064240 DSH |
51 | #ifndef NO_SYSLOG |
52 | ||
0f113f3e MC |
53 | # if defined(OPENSSL_SYS_WIN32) |
54 | # define LOG_EMERG 0 | |
55 | # define LOG_ALERT 1 | |
56 | # define LOG_CRIT 2 | |
57 | # define LOG_ERR 3 | |
58 | # define LOG_WARNING 4 | |
59 | # define LOG_NOTICE 5 | |
60 | # define LOG_INFO 6 | |
61 | # define LOG_DEBUG 7 | |
62 | ||
63 | # define LOG_DAEMON (3<<3) | |
64 | # elif defined(OPENSSL_SYS_VMS) | |
84339237 | 65 | /* On VMS, we don't really care about these, but we need them to compile */ |
0f113f3e MC |
66 | # define LOG_EMERG 0 |
67 | # define LOG_ALERT 1 | |
68 | # define LOG_CRIT 2 | |
69 | # define LOG_ERR 3 | |
70 | # define LOG_WARNING 4 | |
71 | # define LOG_NOTICE 5 | |
72 | # define LOG_INFO 6 | |
73 | # define LOG_DEBUG 7 | |
74 | ||
75 | # define LOG_DAEMON OPC$M_NM_NTWORK | |
76 | # endif | |
0849d138 | 77 | |
6d23cf97 RS |
78 | static int slg_write(BIO *h, const char *buf, int num); |
79 | static int slg_puts(BIO *h, const char *str); | |
80 | static long slg_ctrl(BIO *h, int cmd, long arg1, void *arg2); | |
81 | static int slg_new(BIO *h); | |
82 | static int slg_free(BIO *data); | |
0f113f3e MC |
83 | static void xopenlog(BIO *bp, char *name, int level); |
84 | static void xsyslog(BIO *bp, int priority, const char *string); | |
85 | static void xcloselog(BIO *bp); | |
86 | ||
04f6b0fd | 87 | static const BIO_METHOD methods_slg = { |
27ab9195 DB |
88 | BIO_TYPE_MEM, |
89 | "syslog", | |
3befffa3 MC |
90 | /* TODO: Convert to new style write function */ |
91 | bwrite_conv, | |
0f113f3e | 92 | slg_write, |
b4ff6622 DB |
93 | NULL, /* slg_write_old, */ |
94 | NULL, /* slg_read, */ | |
0f113f3e MC |
95 | slg_puts, |
96 | NULL, | |
97 | slg_ctrl, | |
98 | slg_new, | |
99 | slg_free, | |
b4ff6622 | 100 | NULL, /* slg_callback_ctrl */ |
0f113f3e | 101 | }; |
0849d138 | 102 | |
04f6b0fd | 103 | const BIO_METHOD *BIO_s_log(void) |
0f113f3e | 104 | { |
26a7d938 | 105 | return &methods_slg; |
0f113f3e | 106 | } |
0849d138 | 107 | |
6d23cf97 | 108 | static int slg_new(BIO *bi) |
0f113f3e MC |
109 | { |
110 | bi->init = 1; | |
111 | bi->num = 0; | |
112 | bi->ptr = NULL; | |
113 | xopenlog(bi, "application", LOG_DAEMON); | |
208fb891 | 114 | return 1; |
0f113f3e | 115 | } |
0849d138 | 116 | |
6d23cf97 | 117 | static int slg_free(BIO *a) |
0f113f3e MC |
118 | { |
119 | if (a == NULL) | |
26a7d938 | 120 | return 0; |
0f113f3e | 121 | xcloselog(a); |
208fb891 | 122 | return 1; |
0f113f3e MC |
123 | } |
124 | ||
6d23cf97 | 125 | static int slg_write(BIO *b, const char *in, int inl) |
0f113f3e MC |
126 | { |
127 | int ret = inl; | |
128 | char *buf; | |
129 | char *pp; | |
130 | int priority, i; | |
131 | static const struct { | |
132 | int strl; | |
133 | char str[10]; | |
134 | int log_level; | |
135 | } mapping[] = { | |
136 | { | |
137 | 6, "PANIC ", LOG_EMERG | |
138 | }, | |
139 | { | |
140 | 6, "EMERG ", LOG_EMERG | |
141 | }, | |
142 | { | |
143 | 4, "EMR ", LOG_EMERG | |
144 | }, | |
145 | { | |
146 | 6, "ALERT ", LOG_ALERT | |
147 | }, | |
148 | { | |
149 | 4, "ALR ", LOG_ALERT | |
150 | }, | |
151 | { | |
152 | 5, "CRIT ", LOG_CRIT | |
153 | }, | |
154 | { | |
155 | 4, "CRI ", LOG_CRIT | |
156 | }, | |
157 | { | |
158 | 6, "ERROR ", LOG_ERR | |
159 | }, | |
160 | { | |
161 | 4, "ERR ", LOG_ERR | |
162 | }, | |
163 | { | |
164 | 8, "WARNING ", LOG_WARNING | |
165 | }, | |
166 | { | |
167 | 5, "WARN ", LOG_WARNING | |
168 | }, | |
169 | { | |
170 | 4, "WAR ", LOG_WARNING | |
171 | }, | |
172 | { | |
173 | 7, "NOTICE ", LOG_NOTICE | |
174 | }, | |
175 | { | |
176 | 5, "NOTE ", LOG_NOTICE | |
177 | }, | |
178 | { | |
179 | 4, "NOT ", LOG_NOTICE | |
180 | }, | |
181 | { | |
182 | 5, "INFO ", LOG_INFO | |
183 | }, | |
184 | { | |
185 | 4, "INF ", LOG_INFO | |
186 | }, | |
187 | { | |
188 | 6, "DEBUG ", LOG_DEBUG | |
189 | }, | |
190 | { | |
191 | 4, "DBG ", LOG_DEBUG | |
192 | }, | |
193 | { | |
194 | 0, "", LOG_ERR | |
195 | } | |
196 | /* The default */ | |
197 | }; | |
198 | ||
b196e7d9 | 199 | if ((buf = OPENSSL_malloc(inl + 1)) == NULL) { |
f06080cb | 200 | BIOerr(BIO_F_SLG_WRITE, ERR_R_MALLOC_FAILURE); |
26a7d938 | 201 | return 0; |
0f113f3e | 202 | } |
dc6c374b | 203 | memcpy(buf, in, inl); |
0f113f3e MC |
204 | buf[inl] = '\0'; |
205 | ||
206 | i = 0; | |
207 | while (strncmp(buf, mapping[i].str, mapping[i].strl) != 0) | |
208 | i++; | |
209 | priority = mapping[i].log_level; | |
210 | pp = buf + mapping[i].strl; | |
211 | ||
212 | xsyslog(b, priority, pp); | |
213 | ||
214 | OPENSSL_free(buf); | |
26a7d938 | 215 | return ret; |
0f113f3e | 216 | } |
0849d138 | 217 | |
6d23cf97 | 218 | static long slg_ctrl(BIO *b, int cmd, long num, void *ptr) |
0f113f3e MC |
219 | { |
220 | switch (cmd) { | |
221 | case BIO_CTRL_SET: | |
222 | xcloselog(b); | |
223 | xopenlog(b, ptr, num); | |
224 | break; | |
225 | default: | |
226 | break; | |
227 | } | |
26a7d938 | 228 | return 0; |
0f113f3e | 229 | } |
0849d138 | 230 | |
6d23cf97 | 231 | static int slg_puts(BIO *bp, const char *str) |
0f113f3e MC |
232 | { |
233 | int n, ret; | |
0849d138 | 234 | |
0f113f3e MC |
235 | n = strlen(str); |
236 | ret = slg_write(bp, str, n); | |
26a7d938 | 237 | return ret; |
0f113f3e | 238 | } |
0849d138 | 239 | |
0f113f3e | 240 | # if defined(OPENSSL_SYS_WIN32) |
84339237 | 241 | |
0f113f3e | 242 | static void xopenlog(BIO *bp, char *name, int level) |
84339237 | 243 | { |
0f113f3e MC |
244 | if (check_winnt()) |
245 | bp->ptr = RegisterEventSourceA(NULL, name); | |
246 | else | |
247 | bp->ptr = NULL; | |
0849d138 BL |
248 | } |
249 | ||
84339237 RL |
250 | static void xsyslog(BIO *bp, int priority, const char *string) |
251 | { | |
0f113f3e MC |
252 | LPCSTR lpszStrings[2]; |
253 | WORD evtype = EVENTLOG_ERROR_TYPE; | |
254 | char pidbuf[DECIMAL_SIZE(DWORD) + 4]; | |
255 | ||
256 | if (bp->ptr == NULL) | |
257 | return; | |
258 | ||
259 | switch (priority) { | |
260 | case LOG_EMERG: | |
261 | case LOG_ALERT: | |
262 | case LOG_CRIT: | |
263 | case LOG_ERR: | |
264 | evtype = EVENTLOG_ERROR_TYPE; | |
265 | break; | |
266 | case LOG_WARNING: | |
267 | evtype = EVENTLOG_WARNING_TYPE; | |
268 | break; | |
269 | case LOG_NOTICE: | |
270 | case LOG_INFO: | |
271 | case LOG_DEBUG: | |
272 | evtype = EVENTLOG_INFORMATION_TYPE; | |
273 | break; | |
274 | default: | |
275 | /* | |
276 | * Should never happen, but set it | |
277 | * as error anyway. | |
278 | */ | |
279 | evtype = EVENTLOG_ERROR_TYPE; | |
280 | break; | |
281 | } | |
282 | ||
21ff9ac8 | 283 | sprintf(pidbuf, "[%lu] ", GetCurrentProcessId()); |
0f113f3e MC |
284 | lpszStrings[0] = pidbuf; |
285 | lpszStrings[1] = string; | |
286 | ||
287 | ReportEventA(bp->ptr, evtype, 0, 1024, NULL, 2, 0, lpszStrings, NULL); | |
84339237 | 288 | } |
0f113f3e MC |
289 | |
290 | static void xcloselog(BIO *bp) | |
0849d138 | 291 | { |
0f113f3e MC |
292 | if (bp->ptr) |
293 | DeregisterEventSource((HANDLE) (bp->ptr)); | |
294 | bp->ptr = NULL; | |
84339237 RL |
295 | } |
296 | ||
0f113f3e | 297 | # elif defined(OPENSSL_SYS_VMS) |
84339237 | 298 | |
158ef048 | 299 | static int VMS_OPC_target = LOG_DAEMON; |
84339237 | 300 | |
0f113f3e | 301 | static void xopenlog(BIO *bp, char *name, int level) |
84339237 | 302 | { |
0f113f3e | 303 | VMS_OPC_target = level; |
84339237 RL |
304 | } |
305 | ||
008fee38 | 306 | static void xsyslog(BIO *bp, int priority, const char *string) |
84339237 | 307 | { |
0f113f3e | 308 | struct dsc$descriptor_s opc_dsc; |
537c9823 RL |
309 | |
310 | /* Arrange 32-bit pointer to opcdef buffer and malloc(), if needed. */ | |
0f113f3e MC |
311 | # if __INITIAL_POINTER_SIZE == 64 |
312 | # pragma pointer_size save | |
313 | # pragma pointer_size 32 | |
314 | # define OPCDEF_TYPE __char_ptr32 | |
315 | # define OPCDEF_MALLOC _malloc32 | |
316 | # else /* __INITIAL_POINTER_SIZE == 64 */ | |
317 | # define OPCDEF_TYPE char * | |
318 | # define OPCDEF_MALLOC OPENSSL_malloc | |
319 | # endif /* __INITIAL_POINTER_SIZE == 64 [else] */ | |
320 | ||
321 | struct opcdef *opcdef_p; | |
322 | ||
323 | # if __INITIAL_POINTER_SIZE == 64 | |
324 | # pragma pointer_size restore | |
325 | # endif /* __INITIAL_POINTER_SIZE == 64 */ | |
326 | ||
327 | char buf[10240]; | |
328 | unsigned int len; | |
329 | struct dsc$descriptor_s buf_dsc; | |
330 | $DESCRIPTOR(fao_cmd, "!AZ: !AZ"); | |
331 | char *priority_tag; | |
332 | ||
333 | switch (priority) { | |
334 | case LOG_EMERG: | |
335 | priority_tag = "Emergency"; | |
336 | break; | |
337 | case LOG_ALERT: | |
338 | priority_tag = "Alert"; | |
339 | break; | |
340 | case LOG_CRIT: | |
341 | priority_tag = "Critical"; | |
342 | break; | |
343 | case LOG_ERR: | |
344 | priority_tag = "Error"; | |
345 | break; | |
346 | case LOG_WARNING: | |
347 | priority_tag = "Warning"; | |
348 | break; | |
349 | case LOG_NOTICE: | |
350 | priority_tag = "Notice"; | |
351 | break; | |
352 | case LOG_INFO: | |
353 | priority_tag = "Info"; | |
354 | break; | |
355 | case LOG_DEBUG: | |
356 | priority_tag = "DEBUG"; | |
357 | break; | |
358 | } | |
359 | ||
360 | buf_dsc.dsc$b_dtype = DSC$K_DTYPE_T; | |
361 | buf_dsc.dsc$b_class = DSC$K_CLASS_S; | |
362 | buf_dsc.dsc$a_pointer = buf; | |
363 | buf_dsc.dsc$w_length = sizeof(buf) - 1; | |
364 | ||
365 | lib$sys_fao(&fao_cmd, &len, &buf_dsc, priority_tag, string); | |
366 | ||
367 | /* We know there's an 8-byte header. That's documented. */ | |
368 | opcdef_p = OPCDEF_MALLOC(8 + len); | |
369 | opcdef_p->opc$b_ms_type = OPC$_RQ_RQST; | |
370 | memcpy(opcdef_p->opc$z_ms_target_classes, &VMS_OPC_target, 3); | |
371 | opcdef_p->opc$l_ms_rqstid = 0; | |
372 | memcpy(&opcdef_p->opc$l_ms_text, buf, len); | |
373 | ||
374 | opc_dsc.dsc$b_dtype = DSC$K_DTYPE_T; | |
375 | opc_dsc.dsc$b_class = DSC$K_CLASS_S; | |
376 | opc_dsc.dsc$a_pointer = (OPCDEF_TYPE) opcdef_p; | |
377 | opc_dsc.dsc$w_length = len + 8; | |
378 | ||
379 | sys$sndopr(opc_dsc, 0); | |
380 | ||
381 | OPENSSL_free(opcdef_p); | |
84339237 RL |
382 | } |
383 | ||
0f113f3e | 384 | static void xcloselog(BIO *bp) |
84339237 RL |
385 | { |
386 | } | |
387 | ||
0f113f3e | 388 | # else /* Unix/Watt32 */ |
84339237 | 389 | |
0f113f3e | 390 | static void xopenlog(BIO *bp, char *name, int level) |
84339237 | 391 | { |
0f113f3e MC |
392 | # ifdef WATT32 /* djgpp/DOS */ |
393 | openlog(name, LOG_PID | LOG_CONS | LOG_NDELAY, level); | |
394 | # else | |
395 | openlog(name, LOG_PID | LOG_CONS, level); | |
396 | # endif | |
84339237 RL |
397 | } |
398 | ||
399 | static void xsyslog(BIO *bp, int priority, const char *string) | |
400 | { | |
0f113f3e | 401 | syslog(priority, "%s", string); |
84339237 RL |
402 | } |
403 | ||
0f113f3e | 404 | static void xcloselog(BIO *bp) |
84339237 | 405 | { |
0f113f3e | 406 | closelog(); |
0849d138 BL |
407 | } |
408 | ||
0f113f3e | 409 | # endif /* Unix */ |
84339237 | 410 | |
7e09c5ea RL |
411 | #else /* NO_SYSLOG */ |
412 | const BIO_METHOD *BIO_s_log(void) | |
413 | { | |
414 | return NULL; | |
415 | } | |
0f113f3e | 416 | #endif /* NO_SYSLOG */ |