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). 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). 62 63*/ 64 65 66#include <stdio.h> 67#include <errno.h> 68 69#include "cryptlib.h" 70 71#if defined(OPENSSL_SYS_WINCE) 72#elif defined(OPENSSL_SYS_WIN32) 73#elif defined(OPENSSL_SYS_VMS) 74# include <opcdef.h> 75# include <descrip.h> 76# include <lib$routines.h> 77# include <starlet.h> 78/* Some compiler options may mask the declaration of "_malloc32". */ 79# if __INITIAL_POINTER_SIZE && defined _ANSI_C_SOURCE 80# if __INITIAL_POINTER_SIZE == 64 81# pragma pointer_size save 82# pragma pointer_size 32 83 void * _malloc32 (__size_t); 84# pragma pointer_size restore 85# endif /* __INITIAL_POINTER_SIZE == 64 */ 86# endif /* __INITIAL_POINTER_SIZE && defined _ANSI_C_SOURCE */ 87#elif defined(__ultrix) 88# include <sys/syslog.h> 89#elif defined(OPENSSL_SYS_NETWARE) 90# define NO_SYSLOG 91#elif (!defined(MSDOS) || defined(WATT32)) && !defined(OPENSSL_SYS_VXWORKS) && !defined(NO_SYSLOG) 92# include <syslog.h> 93#endif 94 95#include <openssl/buffer.h> 96#include <openssl/err.h> 97 98#ifndef NO_SYSLOG 99 100#if defined(OPENSSL_SYS_WIN32) 101#define LOG_EMERG 0 102#define LOG_ALERT 1 103#define LOG_CRIT 2 104#define LOG_ERR 3 105#define LOG_WARNING 4 106#define LOG_NOTICE 5 107#define LOG_INFO 6 108#define LOG_DEBUG 7 109 110#define LOG_DAEMON (3<<3) 111#elif defined(OPENSSL_SYS_VMS) 112/* On VMS, we don't really care about these, but we need them to compile */ 113#define LOG_EMERG 0 114#define LOG_ALERT 1 115#define LOG_CRIT 2 116#define LOG_ERR 3 117#define LOG_WARNING 4 118#define LOG_NOTICE 5 119#define LOG_INFO 6 120#define LOG_DEBUG 7 121 122#define LOG_DAEMON OPC$M_NM_NTWORK 123#endif 124 125static int MS_CALLBACK slg_write(BIO *h, const char *buf, int num); 126static int MS_CALLBACK slg_puts(BIO *h, const char *str); 127static long MS_CALLBACK slg_ctrl(BIO *h, int cmd, long arg1, void *arg2); 128static int MS_CALLBACK slg_new(BIO *h); 129static int MS_CALLBACK slg_free(BIO *data); 130static void xopenlog(BIO* bp, char* name, int level); 131static void xsyslog(BIO* bp, int priority, const char* string); 132static void xcloselog(BIO* bp); 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, 144 NULL, 145 }; 146 147BIO_METHOD *BIO_s_log(void) 148 { 149 return(&methods_slg); 150 } 151 152static int MS_CALLBACK slg_new(BIO *bi) 153 { 154 bi->init=1; 155 bi->num=0; 156 bi->ptr=NULL; 157 xopenlog(bi, "application", LOG_DAEMON); 158 return(1); 159 } 160 161static int MS_CALLBACK slg_free(BIO *a) 162 { 163 if (a == NULL) return(0); 164 xcloselog(a); 165 return(1); 166 } 167 168static int MS_CALLBACK slg_write(BIO *b, const char *in, int inl) 169 { 170 int ret= inl; 171 char* buf; 172 char* pp; 173 int priority, i; 174 static const struct 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 }; 203 204 if((buf= (char *)OPENSSL_malloc(inl+ 1)) == NULL){ 205 return(0); 206 } 207 strncpy(buf, in, inl); 208 buf[inl]= '\0'; 209 210 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; 214 215 xsyslog(b, priority, pp); 216 217 OPENSSL_free(buf); 218 return(ret); 219 } 220 221static long MS_CALLBACK slg_ctrl(BIO *b, int cmd, long num, void *ptr) 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 235static int MS_CALLBACK slg_puts(BIO *bp, const char *str) 236 { 237 int n,ret; 238 239 n=strlen(str); 240 ret=slg_write(bp,str,n); 241 return(ret); 242 } 243 244#if defined(OPENSSL_SYS_WIN32) 245 246static void xopenlog(BIO* bp, char* name, int level) 247{ 248 if (check_winnt()) 249 bp->ptr = RegisterEventSourceA(NULL,name); 250 else 251 bp->ptr = NULL; 252} 253 254static void xsyslog(BIO *bp, int priority, const char *string) 255{ 256 LPCSTR lpszStrings[2]; 257 WORD evtype= EVENTLOG_ERROR_TYPE; 258 char pidbuf[DECIMAL_SIZE(DWORD)+4]; 259 260 if (bp->ptr == NULL) 261 return; 262 263 switch (priority) 264 { 265 case LOG_EMERG: 266 case LOG_ALERT: 267 case LOG_CRIT: 268 case LOG_ERR: 269 evtype = EVENTLOG_ERROR_TYPE; 270 break; 271 case LOG_WARNING: 272 evtype = EVENTLOG_WARNING_TYPE; 273 break; 274 case LOG_NOTICE: 275 case LOG_INFO: 276 case LOG_DEBUG: 277 evtype = EVENTLOG_INFORMATION_TYPE; 278 break; 279 default: /* Should never happen, but set it 280 as error anyway. */ 281 evtype = EVENTLOG_ERROR_TYPE; 282 break; 283 } 284 285 sprintf(pidbuf, "[%u] ", GetCurrentProcessId()); 286 lpszStrings[0] = pidbuf; 287 lpszStrings[1] = string; 288 289 ReportEventA(bp->ptr, evtype, 0, 1024, NULL, 2, 0, 290 lpszStrings, NULL); 291} 292 293static void xcloselog(BIO* bp) 294{ 295 if(bp->ptr) 296 DeregisterEventSource((HANDLE)(bp->ptr)); 297 bp->ptr= NULL; 298} 299 300#elif defined(OPENSSL_SYS_VMS) 301 302static int VMS_OPC_target = LOG_DAEMON; 303 304static void xopenlog(BIO* bp, char* name, int level) 305{ 306 VMS_OPC_target = level; 307} 308 309static void xsyslog(BIO *bp, int priority, const char *string) 310{ 311 struct dsc$descriptor_s opc_dsc; 312 313/* Arrange 32-bit pointer to opcdef buffer and malloc(), if needed. */ 314#if __INITIAL_POINTER_SIZE == 64 315# pragma pointer_size save 316# pragma pointer_size 32 317# define OPCDEF_TYPE __char_ptr32 318# define OPCDEF_MALLOC _malloc32 319#else /* __INITIAL_POINTER_SIZE == 64 */ 320# define OPCDEF_TYPE char * 321# define OPCDEF_MALLOC OPENSSL_malloc 322#endif /* __INITIAL_POINTER_SIZE == 64 [else] */ 323 324 struct opcdef *opcdef_p; 325 326#if __INITIAL_POINTER_SIZE == 64 327# pragma pointer_size restore 328#endif /* __INITIAL_POINTER_SIZE == 64 */ 329 330 char buf[10240]; 331 unsigned int len; 332 struct dsc$descriptor_s buf_dsc; 333 $DESCRIPTOR(fao_cmd, "!AZ: !AZ"); 334 char *priority_tag; 335 336 switch (priority) 337 { 338 case LOG_EMERG: priority_tag = "Emergency"; break; 339 case LOG_ALERT: priority_tag = "Alert"; break; 340 case LOG_CRIT: priority_tag = "Critical"; break; 341 case LOG_ERR: priority_tag = "Error"; break; 342 case LOG_WARNING: priority_tag = "Warning"; break; 343 case LOG_NOTICE: priority_tag = "Notice"; break; 344 case LOG_INFO: priority_tag = "Info"; break; 345 case LOG_DEBUG: priority_tag = "DEBUG"; break; 346 } 347 348 buf_dsc.dsc$b_dtype = DSC$K_DTYPE_T; 349 buf_dsc.dsc$b_class = DSC$K_CLASS_S; 350 buf_dsc.dsc$a_pointer = buf; 351 buf_dsc.dsc$w_length = sizeof(buf) - 1; 352 353 lib$sys_fao(&fao_cmd, &len, &buf_dsc, priority_tag, string); 354 355 /* We know there's an 8-byte header. That's documented. */ 356 opcdef_p = OPCDEF_MALLOC( 8+ len); 357 opcdef_p->opc$b_ms_type = OPC$_RQ_RQST; 358 memcpy(opcdef_p->opc$z_ms_target_classes, &VMS_OPC_target, 3); 359 opcdef_p->opc$l_ms_rqstid = 0; 360 memcpy(&opcdef_p->opc$l_ms_text, buf, len); 361 362 opc_dsc.dsc$b_dtype = DSC$K_DTYPE_T; 363 opc_dsc.dsc$b_class = DSC$K_CLASS_S; 364 opc_dsc.dsc$a_pointer = (OPCDEF_TYPE) opcdef_p; 365 opc_dsc.dsc$w_length = len + 8; 366 367 sys$sndopr(opc_dsc, 0); 368 369 OPENSSL_free(opcdef_p); 370} 371 372static void xcloselog(BIO* bp) 373{ 374} 375 376#else /* Unix/Watt32 */ 377 378static void xopenlog(BIO* bp, char* name, int level) 379{ 380#ifdef WATT32 /* djgpp/DOS */ 381 openlog(name, LOG_PID|LOG_CONS|LOG_NDELAY, level); 382#else 383 openlog(name, LOG_PID|LOG_CONS, level); 384#endif 385} 386 387static void xsyslog(BIO *bp, int priority, const char *string) 388{ 389 syslog(priority, "%s", string); 390} 391 392static void xcloselog(BIO* bp) 393{ 394 closelog(); 395} 396 397#endif /* Unix */ 398 399#endif /* NO_SYSLOG */ 400