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