sketch out eventual implementation of daemon.

SCCS-vsn: usr.sbin/sendmail/src/daemon.c 3.3

diff --git a/usr/src/usr.sbin/sendmail/src/daemon.c b/usr/src/usr.sbin/sendmail/src/daemon.c
index d0bba7e..731c40d 100644 (file)
--- a/usr/src/usr.sbin/sendmail/src/daemon.c
+++ b/usr/src/usr.sbin/sendmail/src/daemon.c
@@ -1,7 +1,7 @@
 # include "sendmail.h"
 # include <sys/mx.h>
 
 # include "sendmail.h"
 # include <sys/mx.h>
 

-static char    SccsId[] =      "@(#)daemon.c   3.2.1.1 %G%";
+static char    SccsId[] =      "@(#)daemon.c   3.3     %G%";

 
 /*
 **  DAEMON.C -- routines to use when running as a daemon.
 
 /*
 **  DAEMON.C -- routines to use when running as a daemon.


@@ -28,199 +28,7 @@ getrequests()
 {
        char *portname = "/dev/mailbox";
 
 {
        char *portname = "/dev/mailbox";
 

-       /* initsys(); */

 
 

-       /*
-       **  Create "/dev/mailbox"
-       */
-
-       if (Debug)
-               portname = "mailbox";
-       unlink(portname);
-       MailPort = mpx(portname, 0222);
-       if (MailPort < 0)
-       {
-               syserr("cannot create %s", portname);
-               exit(EX_OSFILE);
-       }
-       chmod(portname, 0222);
-
-       /*
-       **  Wait for connection.
-       */
-
-       for (;;)
-       {
-               i = read(MailPort, line, sizeof line);
-               if (i < 0)
-               {
-                       if (errno == EINTR)
-                               continue;
-                       syserr("mpx read");
-                       errct++;
-                       if (errct > 1000)
-                       {
-                               syserr("mpx read: too many errors");
-                               finis();
-                       }
-                       sleep(5);
-                       continue;
-               }
-               mpxcrack(line, i);
-       }
-}
-\f/*
-**  MPXCRACK -- parse & handle an input line.
-**
-**     Parameters:
-**             rec -- the input record.
-**             bc -- the byte count for rec.
-**
-**     Returns:
-**             nothing
-**
-**     Side Effects:
-**             rec is processed.
-*/
-
-# define skip(rec, n)  ((struct rh *) (((char *) rec) + n))
-
-mpxcrack(rec, bc)
-       register struct rh *rec;
-       int bc;
-{
-       struct rh *endrec;
-
-       endrec = skip(rec, bc);
-
-       while (rec < endrec)
-       {
-               if (rec->count == 0)
-               {
-                       /* control record from mpx file */
-                       mpxcontrol(rec);
-               }
-               else
-               {
-                       /* data record -- process message */
-                       syserr("data record!!");
-               }
-               rec->count += rec->ccount;
-               if (rec->count & 01)
-                       rec->count++;
-               rec = skip(rec, rec->count + sizeof *rec);
-       }
-}
-\f/*
-**  MPXCONTROL -- handle mpx control messages.
-**
-**     Parameters:
-**             rec -- control message.
-**
-**     Returns:
-**             none.
-**
-**     Side Effects:
-**             as necessary for that control message.
-*/
-
-short NoIoctl[] = { M_IOANS };
-
-mpxcontrol(rec)
-       register struct rh *rec;
-{
-       register int cmd;
-       register short val;
-       register short *ap;
-# ifdef MPXDEBUG
-       char dbbuf[100];
-# endif MPXDEBUG
-
-# ifdef DEBUG
-       if (Debug > 7)
-               printf("%d byte control message\n", rec->ccount);
-# endif DEBUG
-
-       ap = (short *) (((char *) rec) + sizeof *rec);
-       cmd = *ap++ & 0377;
-       val = *ap++;
-# ifdef MPXDEBUG
-       logmsg(LOG_DEBUG, "mpxctl ch=%x cmd=%d val=%d", rec->index, cmd, val);
-# endif MPXDEBUG
-
-       switch (cmd)
-       {
-         case M_WATCH:         /* attempted connect; value is uid */
-# ifdef DEBUG
-               if (Debug > 7)
-                       printf("WATCH, uid=%d\n", val);
-# endif DEBUG
-               attach(rec->index, MailPort);
-               InChannel = extract(rec->index, MailPort);
-               RealUid = val;
-               detach(rec->index, MailPort);
-               i = fork();
-               if (i < 0)
-               {
-                       syserr("daemon: cannot fork");
-               }
-               else if (i > 0)
-               {
-                       /* parent -- wait for child */
-                       auto int st;
-
-                       (void) wait(&st);
-               }
-               else
-               {
-                       /* child */
-                       smtp();
-                       syserr("smtp returns");
-                       exit(EX_SOFTWARE);
-               }
-               break;
-
-         case M_CLOSE:         /* close channel; value is unused */
-# ifdef DEBUG
-               if (Debug > 7)
-                       printf("CLOSE, val=%d\n", val);
-# endif DEBUG
-               detach(rec->index, MailPort);
-               break;
-
-         case M_IOCTL:
-# ifdef DEBUG
-               if (Debug > 7)
-                       printf("IOCTL, val=%d\n", val);
-# endif DEBUG
-               wmpxctl(rec->index, NoIoctl, sizeof NoIoctl);
-               break;
-
-         default:
-               syserr("unknown mpx cmd %d, val=%d\n", cmd, val);
-               break;
-       }
-}
-\f/*
-**  WMPXCTL -- write mpx control message
-**
-**     Parameters:
-**             index -- index to write to.
-**             buf -- place to write.
-**             len -- length to write.
-**
-**     Returns:
-**             none.
-**
-**     Side Effects:
-**             writes to MailPort.
-*/
-
-wmpxctl(index, buf, cnt)
-       int index;
-       char *buf;
-       int cnt;
-{

        struct wh wbuf;
 
        wbuf.index = index;
        struct wh wbuf;
 
        wbuf.index = index;