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 (or event log
- 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>
-#ifndef WIN32
-#include <syslog.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$routines.h>
+# include <starlet.h>
+#elif defined(__ultrix)
+# include <sys/syslog.h>
+#elif defined(OPENSSL_SYS_NETWARE)
+# define NO_SYSLOG
+#elif (!defined(MSDOS) || defined(WATT32)) && !defined(OPENSSL_SYS_VXWORKS) && !defined(NO_SYSLOG)
+# include <syslog.h>
#endif
-#include "cryptlib.h"
-#include "buffer.h"
-#include "err.h"
+#include <openssl/buffer.h>
+#include <openssl/err.h>
+
#ifndef NO_SYSLOG
+#if defined(OPENSSL_SYS_WIN32)
+#define LOG_EMERG 0
+#define LOG_ALERT 1
+#define LOG_CRIT 2
+#define LOG_ERR 3
+#define LOG_WARNING 4
+#define LOG_NOTICE 5
+#define LOG_INFO 6
+#define LOG_DEBUG 7
+
+#define LOG_DAEMON (3<<3)
+#elif defined(OPENSSL_SYS_VMS)
+/* On VMS, we don't really care about these, but we need them to compile */
+#define LOG_EMERG 0
+#define LOG_ALERT 1
+#define LOG_CRIT 2
+#define LOG_ERR 3
+#define LOG_WARNING 4
+#define LOG_NOTICE 5
+#define LOG_INFO 6
+#define LOG_DEBUG 7
-#ifndef NOPROTO
-static int MS_CALLBACK slg_write(BIO *h,char *buf,int num);
-static int MS_CALLBACK slg_puts(BIO *h,char *str);
-static long MS_CALLBACK slg_ctrl(BIO *h,int cmd,long arg1,char *arg2);
+#define LOG_DAEMON OPC$M_NM_NTWORK
+#endif
+
+static 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_WIN32
+LONG (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
-static int MS_CALLBACK slg_write();
-static int MS_CALLBACK slg_puts();
-static long MS_CALLBACK slg_ctrl();
-static int MS_CALLBACK slg_new();
-static int MS_CALLBACK slg_free();
+#define DL_PROC_X(m,f) DL_PROC( m, f "A" )
+#endif
#endif
-
-static int xopenlog(BIO* bp, char* name, int level);
-static int xcloselog(BIO* bp);
static BIO_METHOD methods_slg=
{
slg_ctrl,
slg_new,
slg_free,
+ NULL,
};
-BIO_METHOD *BIO_s_log()
+BIO_METHOD *BIO_s_log(void)
{
return(&methods_slg);
}
-static int MS_CALLBACK slg_new(bi)
-BIO *bi;
+static int MS_CALLBACK slg_new(BIO *bi)
{
bi->init=1;
bi->num=0;
bi->ptr=NULL;
-#ifndef WIN32
xopenlog(bi, "application", LOG_DAEMON);
-#else
- xopenlog(bi, "application", 0);
-#endif
return(1);
}
-static int MS_CALLBACK slg_free(a)
-BIO *a;
+static int MS_CALLBACK slg_free(BIO *a)
{
if (a == NULL) return(0);
xcloselog(a);
return(1);
}
-static int MS_CALLBACK slg_write(b,in,inl)
-BIO *b;
-char *in;
-int inl;
+static int MS_CALLBACK slg_write(BIO *b, const char *in, int inl)
{
int ret= inl;
- char* buf= in;
+ char* buf;
char* pp;
-#if defined(WIN32)
- LPTSTR lpszStrings[1];
- WORD evtype= EVENTLOG_ERROR_TYPE;
-#else
- int priority;
-#endif
+ 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 *)Malloc(inl+ 1)) == NULL){
+ if((buf= (char *)OPENSSL_malloc(inl+ 1)) == NULL){
return(0);
}
strncpy(buf, in, inl);
buf[inl]= '\0';
-#if defined(WIN32)
- if(strncmp(buf, "ERR ", 4) == 0){
- evtype= EVENTLOG_ERROR_TYPE;
- pp= buf+ 4;
- }else if(strncmp(buf, "WAR ", 4) == 0){
- evtype= EVENTLOG_WARNING_TYPE;
- pp= buf+ 4;
- }else if(strncmp(buf, "INF ", 4) == 0){
- evtype= EVENTLOG_INFORMATION_TYPE;
- pp= buf+ 4;
- }else{
- evtype= EVENTLOG_ERROR_TYPE;
- pp= buf;
- }
- lpszStrings[0]= pp;
- if(b->ptr)
- ReportEvent(b->ptr, evtype, 0, 1024, NULL, 1, 0,
- lpszStrings, NULL);
-#else
- if(strncmp(buf, "ERR ", 4) == 0){
- priority= LOG_ERR;
- pp= buf+ 4;
- }else if(strncmp(buf, "WAR ", 4) == 0){
- priority= LOG_WARNING;
- pp= buf+ 4;
- }else if(strncmp(buf, "INF ", 4) == 0){
- priority= LOG_INFO;
- pp= buf+ 4;
- }else{
- priority= LOG_ERR;
- pp= buf;
- }
+ i = 0;
+ while(strncmp(buf, mapping[i].str, mapping[i].strl) != 0) i++;
+ priority = mapping[i].log_level;
+ pp = buf + mapping[i].strl;
- syslog(priority, "%s", pp);
-#endif
- Free(buf);
+ xsyslog(b, priority, pp);
+
+ OPENSSL_free(buf);
return(ret);
}
-static long MS_CALLBACK slg_ctrl(b,cmd,num,ptr)
-BIO *b;
-int cmd;
-long num;
-char *ptr;
+static long MS_CALLBACK slg_ctrl(BIO *b, int cmd, long num, void *ptr)
{
switch (cmd)
{
return(0);
}
-static int MS_CALLBACK slg_puts(bp,str)
-BIO *bp;
-char *str;
+static int MS_CALLBACK slg_puts(BIO *bp, const char *str)
{
int n,ret;
return(ret);
}
-static int xopenlog(BIO* bp, char* name, int level)
+#if defined(OPENSSL_SYS_WIN32)
+
+static void xopenlog(BIO* bp, char* name, int level)
{
-#if defined(WIN32)
- if((bp->ptr= (char *)RegisterEventSource(NULL, name)) == NULL){
- return(0);
- }
+ 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
- return(1);
}
-static int xcloselog(BIO* bp)
+static void xsyslog(BIO *bp, int priority, const char *string)
+{
+ syslog(priority, "%s", string);
+}
+
+static void xcloselog(BIO* bp)
{
-#if defined(WIN32)
- if(bp->ptr)
- DeregisterEventSource((HANDLE)(bp->ptr));
- bp->ptr= NULL;
-#else
closelog();
-#endif
- return(1);
}
-#endif
+#endif /* Unix */
+
+#endif /* NO_SYSLOG */