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- /*
- * misc.c - support routines - Phillip Lindsay (C) Commodore 1986
- * You may freely distribute this source and use it for Amiga Development -
- * as long as the Copyright notice is left intact.
- *
- * 30-SEP-86
- *
- */
- #include <functions.h>
- #include <stdio.h>
- #include <exec/types.h>
- #include <exec/nodes.h>
- #include <exec/lists.h>
- #include <exec/ports.h>
- #include <exec/libraries.h>
- #include <exec/devices.h>
- #include <exec/io.h>
- #include <exec/memory.h>
- #include <devices/console.h>
- #include <libraries/dos.h>
- #include <libraries/dosextens.h>
- #include <libraries/filehandler.h>
-
- extern void returnpkt();
-
- /* returnpkt() - packet support routine
- * here is the guy who sends the packet back to the sender...
- *
- * (I modeled this just like the BCPL routine [so its a little redundant] )
- */
-
- void
- returnpktplain(packet, myproc)
- struct DosPacket *packet;
- struct Process *myproc;
- {
- returnpkt(packet, myproc, packet->dp_Res1, packet->dp_Res2);
- }
-
- void
- returnpkt(packet, myproc, res1, res2)
- struct DosPacket *packet;
- struct Process *myproc;
- ULONG res1, res2;
- {
- struct Message *mess;
- struct MsgPort *replyport;
-
- packet->dp_Res1 = res1;
- packet->dp_Res2 = res2;
- replyport = packet->dp_Port;
- mess = packet->dp_Link;
- packet->dp_Port = &myproc->pr_MsgPort;
- mess->mn_Node.ln_Name = (char *) packet;
- mess->mn_Node.ln_Succ = NULL;
- mess->mn_Node.ln_Pred = NULL;
- PutMsg(replyport, mess);
- }
-
-
- /*
- * taskwait() ... Waits for a message to arrive at your port and
- * extracts the packet address which is returned to you.
- */
-
- struct DosPacket *
- taskwait(myproc)
- struct Process *myproc;
- {
- struct MsgPort *myport;
- struct Message *mymess;
-
- myport = &myproc->pr_MsgPort;
- WaitPort(myport);
- mymess = GetMsg(myport);
- return((struct DosPacket *)mymess->mn_Node.ln_Name);
- }
-
- /* end of misc.c */
-
-
-