/* crypto/bio/bss_log.c *//* ==================================================================== * Copyright (c) 1999 The OpenSSL Project.  All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright *    notice, this list of conditions and the following disclaimer.  * * 2. Redistributions in binary form must reproduce the above copyright *    notice, this list of conditions and the following disclaimer in *    the documentation and/or other materials provided with the *    distribution. * * 3. All advertising materials mentioning features or use of this *    software must display the following acknowledgment: *    "This product includes software developed by the OpenSSL Project *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to *    endorse or promote products derived from this software without *    prior written permission. For written permission, please contact *    licensing@OpenSSL.org. * * 5. Products derived from this software may not be called "OpenSSL" *    nor may "OpenSSL" appear in their names without prior written *    permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following *    acknowledgment: *    "This product includes software developed by the OpenSSL Project *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== * * This product includes cryptographic software written by Eric Young * (eay@cryptsoft.com).  This product includes software written by Tim * Hudson (tjh@cryptsoft.com). * *//*	Why BIO_s_log?	BIO_s_log is useful for system daemons (or services under NT).	It is one-way BIO, it sends all stuff to syslogd (on system that	commonly use that), or event log (on NT), or OPCOM (on OpenVMS).*/#include <stdio.h>#include <errno.h>#include "cryptlib.h"#if defined(OPENSSL_SYS_WINCE)#elif defined(OPENSSL_SYS_WIN32)#  include <process.h>#elif defined(OPENSSL_SYS_VMS)#  include <opcdef.h>#  include <descrip.h>#  include <lib$routines.h>#  include <starlet.h>#elif defined(__ultrix)#  include <sys/syslog.h>#elif defined(OPENSSL_SYS_NETWARE)#  define NO_SYSLOG#elif (!defined(MSDOS) || defined(WATT32)) && !defined(OPENSSL_SYS_VXWORKS) && !defined(NO_SYSLOG)#  include <syslog.h>#endif#include <openssl/buffer.h>#include <openssl/err.h>#ifndef NO_SYSLOG#if defined(OPENSSL_SYS_WIN32)#define LOG_EMERG	0#define LOG_ALERT	1#define LOG_CRIT	2#define LOG_ERR		3#define LOG_WARNING	4#define LOG_NOTICE	5#define LOG_INFO	6#define LOG_DEBUG	7#define LOG_DAEMON	(3<<3)#elif defined(OPENSSL_SYS_VMS)/* On VMS, we don't really care about these, but we need them to compile */#define LOG_EMERG	0#define LOG_ALERT	1#define LOG_CRIT	2#define LOG_ERR		3#define LOG_WARNING	4#define LOG_NOTICE	5#define LOG_INFO	6#define LOG_DEBUG	7#define LOG_DAEMON	OPC$M_NM_NTWORK#endifstatic int MS_CALLBACK slg_write(BIO *h, const char *buf, int num);static int MS_CALLBACK slg_puts(BIO *h, const char *str);static long MS_CALLBACK slg_ctrl(BIO *h, int cmd, long arg1, void *arg2);static int MS_CALLBACK slg_new(BIO *h);static int MS_CALLBACK slg_free(BIO *data);static void xopenlog(BIO* bp, char* name, int level);static void xsyslog(BIO* bp, int priority, const char* string);static void xcloselog(BIO* bp);#ifdef OPENSSL_SYS_WIN32LONG	(WINAPI *go_for_advapi)()	= RegOpenKeyEx;HANDLE	(WINAPI *register_event_source)()	= NULL;BOOL	(WINAPI *deregister_event_source)()	= NULL;BOOL	(WINAPI *report_event)()	= NULL;#define DL_PROC(m,f)	(GetProcAddress( m, f ))#ifdef UNICODE#define DL_PROC_X(m,f) DL_PROC( m, f "W" )#else#define DL_PROC_X(m,f) DL_PROC( m, f "A" )#endif#endifstatic BIO_METHOD methods_slg=	{	BIO_TYPE_MEM,"syslog",	slg_write,	NULL,	slg_puts,	NULL,	slg_ctrl,	slg_new,	slg_free,	NULL,	};BIO_METHOD *BIO_s_log(void)	{	return(&methods_slg);	}static int MS_CALLBACK slg_new(BIO *bi)	{	bi->init=1;	bi->num=0;	bi->ptr=NULL;	xopenlog(bi, "application", LOG_DAEMON);	return(1);	}static int MS_CALLBACK slg_free(BIO *a)	{	if (a == NULL) return(0);	xcloselog(a);	return(1);	}	static int MS_CALLBACK slg_write(BIO *b, const char *in, int inl)	{	int ret= inl;	char* buf;	char* pp;	int priority, i;	static struct		{		int strl;		char str[10];		int log_level;		}	mapping[] =		{		{ 6, "PANIC ", LOG_EMERG },		{ 6, "EMERG ", LOG_EMERG },		{ 4, "EMR ", LOG_EMERG },		{ 6, "ALERT ", LOG_ALERT },		{ 4, "ALR ", LOG_ALERT },		{ 5, "CRIT ", LOG_CRIT },		{ 4, "CRI ", LOG_CRIT },		{ 6, "ERROR ", LOG_ERR },		{ 4, "ERR ", LOG_ERR },		{ 8, "WARNING ", LOG_WARNING },		{ 5, "WARN ", LOG_WARNING },		{ 4, "WAR ", LOG_WARNING },		{ 7, "NOTICE ", LOG_NOTICE },		{ 5, "NOTE ", LOG_NOTICE },		{ 4, "NOT ", LOG_NOTICE },		{ 5, "INFO ", LOG_INFO },		{ 4, "INF ", LOG_INFO },		{ 6, "DEBUG ", LOG_DEBUG },		{ 4, "DBG ", LOG_DEBUG },		{ 0, "", LOG_ERR } /* The default */		};	if((buf= (char *)OPENSSL_malloc(inl+ 1)) == NULL){		return(0);	}	strncpy(buf, in, inl);	buf[inl]= '\0';	i = 0;	while(strncmp(buf, mapping[i].str, mapping[i].strl) != 0) i++;	priority = mapping[i].log_level;	pp = buf + mapping[i].strl;	xsyslog(b, priority, pp);	OPENSSL_free(buf);	return(ret);	}static long MS_CALLBACK slg_ctrl(BIO *b, int cmd, long num, void *ptr)	{	switch (cmd)		{	case BIO_CTRL_SET:		xcloselog(b);		xopenlog(b, ptr, num);		break;	default:		break;		}	return(0);	}static int MS_CALLBACK slg_puts(BIO *bp, const char *str)	{	int n,ret;	n=strlen(str);	ret=slg_write(bp,str,n);	return(ret);	}#if defined(OPENSSL_SYS_WIN32)static void xopenlog(BIO* bp, char* name, int level){	if ( !register_event_source )		{		HANDLE	advapi;		if ( !(advapi = GetModuleHandle("advapi32")) )			return;		register_event_source = (HANDLE (WINAPI *)())DL_PROC_X(advapi,			"RegisterEventSource" );		deregister_event_source = (BOOL (WINAPI *)())DL_PROC(advapi,			"DeregisterEventSource");		report_event = (BOOL (WINAPI *)())DL_PROC_X(advapi,			"ReportEvent" );		if ( !(register_event_source && deregister_event_source &&				report_event) )			{			register_event_source = NULL;			deregister_event_source = NULL;			report_event = NULL;			return;			}		}	bp->ptr= (char *)register_event_source(NULL, name);}static void xsyslog(BIO *bp, int priority, const char *string){	LPCSTR lpszStrings[2];	WORD evtype= EVENTLOG_ERROR_TYPE;	int pid = _getpid();	char pidbuf[DECIMAL_SIZE(pid)+4];	switch (priority)		{	case LOG_EMERG:	case LOG_ALERT:	case LOG_CRIT:	case LOG_ERR:		evtype = EVENTLOG_ERROR_TYPE;		break;	case LOG_WARNING:		evtype = EVENTLOG_WARNING_TYPE;		break;	case LOG_NOTICE:	case LOG_INFO:	case LOG_DEBUG:		evtype = EVENTLOG_INFORMATION_TYPE;		break;	default:		/* Should never happen, but set it				   as error anyway. */		evtype = EVENTLOG_ERROR_TYPE;		break;		}	sprintf(pidbuf, "[%d] ", pid);	lpszStrings[0] = pidbuf;	lpszStrings[1] = string;	if(report_event && bp->ptr)		report_event(bp->ptr, evtype, 0, 1024, NULL, 2, 0,				lpszStrings, NULL);}	static void xcloselog(BIO* bp){	if(deregister_event_source && bp->ptr)		deregister_event_source((HANDLE)(bp->ptr));	bp->ptr= NULL;}#elif defined(OPENSSL_SYS_VMS)static int VMS_OPC_target = LOG_DAEMON;static void xopenlog(BIO* bp, char* name, int level){	VMS_OPC_target = level; }static void xsyslog(BIO *bp, int priority, const char *string){	struct dsc$descriptor_s opc_dsc;	struct opcdef *opcdef_p;	char buf[10240];	unsigned int len;        struct dsc$descriptor_s buf_dsc;	$DESCRIPTOR(fao_cmd, "!AZ: !AZ");	char *priority_tag;	switch (priority)	  {	  case LOG_EMERG: priority_tag = "Emergency"; break;	  case LOG_ALERT: priority_tag = "Alert"; break;	  case LOG_CRIT: priority_tag = "Critical"; break;	  case LOG_ERR: priority_tag = "Error"; break;	  case LOG_WARNING: priority_tag = "Warning"; break;	  case LOG_NOTICE: priority_tag = "Notice"; break;	  case LOG_INFO: priority_tag = "Info"; break;	  case LOG_DEBUG: priority_tag = "DEBUG"; break;	  }	buf_dsc.dsc$b_dtype = DSC$K_DTYPE_T;	buf_dsc.dsc$b_class = DSC$K_CLASS_S;	buf_dsc.dsc$a_pointer = buf;	buf_dsc.dsc$w_length = sizeof(buf) - 1;	lib$sys_fao(&fao_cmd, &len, &buf_dsc, priority_tag, string);	/* we know there's an 8 byte header.  That's documented */	opcdef_p = (struct opcdef *) OPENSSL_malloc(8 + len);	opcdef_p->opc$b_ms_type = OPC$_RQ_RQST;	memcpy(opcdef_p->opc$z_ms_target_classes, &VMS_OPC_target, 3);	opcdef_p->opc$l_ms_rqstid = 0;	memcpy(&opcdef_p->opc$l_ms_text, buf, len);	opc_dsc.dsc$b_dtype = DSC$K_DTYPE_T;	opc_dsc.dsc$b_class = DSC$K_CLASS_S;	opc_dsc.dsc$a_pointer = (char *)opcdef_p;	opc_dsc.dsc$w_length = len + 8;	sys$sndopr(opc_dsc, 0);	OPENSSL_free(opcdef_p);}static void xcloselog(BIO* bp){}#else /* Unix/Watt32 */static void xopenlog(BIO* bp, char* name, int level){#ifdef WATT32   /* djgpp/DOS */	openlog(name, LOG_PID|LOG_CONS|LOG_NDELAY, level);#else	openlog(name, LOG_PID|LOG_CONS, level);#endif}static void xsyslog(BIO *bp, int priority, const char *string){	syslog(priority, "%s", string);}static void xcloselog(BIO* bp){	closelog();}#endif /* Unix */#endif /* NO_SYSLOG */