Changes to have OpenSSL compile on OS/2.
[openssl.git] / crypto / bio / bss_log.c
index 2de2994cc4b19fcac5e8f6dcd3b6b17b7437f35d..bdcbf30480d5023567a029b8c38c3f8415184f63 100644 (file)
 #include <stdio.h>
 #include <errno.h>
 
-#if defined(WIN32)
+#include <openssl/e_os2.h>
+
+#if defined(OPENSSL_SYS_WIN32)
 #  include <process.h>
-#elif defined(VMS) || defined(__VMS)
+#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(MSDOS) /* Unix */
+#elif !defined(MSDOS) && !defined(NO_SYSLOG) /* Unix */
 #  include <syslog.h>
 #endif
 
@@ -85,7 +87,7 @@
 
 #ifndef NO_SYSLOG
 
-#if defined(WIN32)
+#if defined(OPENSSL_SYS_WIN32)
 #define LOG_EMERG      0
 #define LOG_ALERT      1
 #define LOG_CRIT       2
@@ -96,7 +98,7 @@
 #define LOG_DEBUG      7
 
 #define LOG_DAEMON     (3<<3)
-#elif defined(VMS)
+#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_DAEMON     OPC$M_NM_NTWORK
 #endif
 
-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);
+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, const char* name, int level);
+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
+#define DL_PROC_X(m,f) DL_PROC( m, f "A" )
+#endif
+#endif
 
 static BIO_METHOD methods_slg=
        {
@@ -153,40 +167,60 @@ static int MS_CALLBACK slg_free(BIO *a)
        return(1);
        }
        
-static int MS_CALLBACK slg_write(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;
-       int priority;
-
-       if((buf= (char *)Malloc(inl+ 1)) == NULL){
+       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';
 
-       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;
 
        xsyslog(b, priority, pp);
 
-       Free(buf);
+       OPENSSL_free(buf);
        return(ret);
        }
 
-static long MS_CALLBACK slg_ctrl(BIO *b, int cmd, long num, char *ptr)
+static long MS_CALLBACK slg_ctrl(BIO *b, int cmd, long num, void *ptr)
        {
        switch (cmd)
                {
@@ -200,7 +234,7 @@ static long MS_CALLBACK slg_ctrl(BIO *b, int cmd, long num, char *ptr)
        return(0);
        }
 
-static int MS_CALLBACK slg_puts(BIO *bp, char *str)
+static int MS_CALLBACK slg_puts(BIO *bp, const char *str)
        {
        int n,ret;
 
@@ -209,11 +243,31 @@ static int MS_CALLBACK slg_puts(BIO *bp, char *str)
        return(ret);
        }
 
-#if defined(WIN32)
+#if defined(OPENSSL_SYS_WIN32)
 
-static void xopenlog(BIO* bp, const char* name, int level)
+static void xopenlog(BIO* bp, char* name, int level)
 {
-       bp->ptr= (char *)RegisterEventSource(NULL, name);
+       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)
@@ -225,16 +279,22 @@ static void xsyslog(BIO *bp, int priority, const char *string)
 
        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:
+       default:                /* Should never happen, but set it
+                                  as error anyway. */
                evtype = EVENTLOG_ERROR_TYPE;
                break;
                }
@@ -243,23 +303,23 @@ static void xsyslog(BIO *bp, int priority, const char *string)
        lpszStrings[0] = pidbuf;
        lpszStrings[1] = string;
 
-       if(bp->ptr)
-               ReportEvent(bp->ptr, evtype, 0, 1024, NULL, 2, 0,
+       if(report_event && bp->ptr)
+               report_event(bp->ptr, evtype, 0, 1024, NULL, 2, 0,
                                lpszStrings, NULL);
 }
        
 static void xcloselog(BIO* bp)
 {
-       if(bp->ptr)
-               DeregisterEventSource((HANDLE)(bp->ptr));
+       if(deregister_event_source && bp->ptr)
+               deregister_event_source((HANDLE)(bp->ptr));
        bp->ptr= NULL;
 }
 
-#elif defined(VMS)
+#elif defined(OPENSSL_SYS_VMS)
 
-static int VMS_OPC_target = OPC$M_NM_NTWORK;
+static int VMS_OPC_target = LOG_DAEMON;
 
-static void xopenlog(BIO* bp, const char* name, int level)
+static void xopenlog(BIO* bp, char* name, int level)
 {
        VMS_OPC_target = level; 
 }
@@ -271,31 +331,43 @@ static void xsyslog(BIO *bp, int priority, const char *string)
        char buf[10240];
        unsigned int len;
         struct dsc$descriptor_s buf_dsc;
-       $DESCRIPTOR(fao_cmd, "!AZ");
+       $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$sys_fao(&fao_cmd, &len, &buf_dsc, string);
+       lib$sys_fao(&fao_cmd, &len, &buf_dsc, priority_tag, string);
 
-       /* we knoe there's an 8 byte header.  That's documented */
-       opcdef_p = (struct opcdef *) Malloc(8 + strlen(s));
+       /* 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;
-       opcdef_p->opc$b_ms_target = VMS_OPC_target;
-       memcpy(opcdef_p->opc$b_ms_target, &priority, 3);
+       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$a_pointer = opcdef_p;
+       opc_dsc.dsc$a_pointer = (char *)opcdef_p;
        opc_dsc.dsc$w_length = len + 8;
 
-       sys$sndopc(opc_dsc, 0);
+       sys$sndopr(opc_dsc, 0);
 
-       Free(opcdef_p);
+       OPENSSL_free(opcdef_p);
 }
 
 static void xcloselog(BIO* bp)
@@ -304,7 +376,7 @@ static void xcloselog(BIO* bp)
 
 #else /* Unix */
 
-static void xopenlog(BIO* bp, const char* name, int level)
+static void xopenlog(BIO* bp, char* name, int level)
 {
        openlog(name, LOG_PID|LOG_CONS, level);
 }