X-Git-Url: https://git.subgeniuskitty.com/unix-history/.git/blobdiff_plain/992de934def38d1a5b3f4b58f4edc9a070821deb..d50ab9f73772cd8093b9b14fad5461a128cb055f:/usr/src/usr.bin/tn3270/ctlr/api.h

diff --git a/usr/src/usr.bin/tn3270/ctlr/api.h b/usr/src/usr.bin/tn3270/ctlr/api.h
index 7cb6e5c1f7..efc9abda70 100644
--- a/usr/src/usr.bin/tn3270/ctlr/api.h
+++ b/usr/src/usr.bin/tn3270/ctlr/api.h
@@ -1,7 +1,24 @@
 /*
- * This file contains header information used by the PC API routines.
+ * Copyright (c) 1988 Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms are permitted
+ * provided that the above copyright notice and this paragraph are
+ * duplicated in all such forms and that any documentation,
+ * advertising materials, and other materials related to such
+ * distribution and use acknowledge that the software was developed
+ * by the University of California, Berkeley.  The name of the
+ * University may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+ * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * @(#)api.h	1.13 (Berkeley) %G%
+ *	@(#)api.h	4.3 (Berkeley) %G%
+ */
+
+/*
+ * This file contains header information used by the PC API routines.
  */
 
 #if	!defined(MSDOS)
@@ -155,7 +172,7 @@ typedef struct {
 	function_id,
 	session_id,
 	reserved;
-    int
+    short
 	event_queue_id,
 	input_queue_id;
     char
@@ -169,18 +186,18 @@ typedef struct {
 	function_id,
 	session_id,
 	reserved;
-    int
+    short
 	connectors_task_id;
 } DisconnectFromKeyboardParms;
 
 typedef struct {
-    char
+    unsigned char
 	scancode,
 	shift_state;
 } KeystrokeEntry;
 
 typedef struct {
-    int
+    short
 	length;			/* Length (in bytes) of list */
     KeystrokeEntry keystrokes;	/* Variable size */
 } KeystrokeList;
@@ -191,7 +208,7 @@ typedef struct {
 	function_id,
 	session_id,
 	reserved;
-    int
+    short
 	connectors_task_id;
     char
 	options,
@@ -213,7 +230,7 @@ typedef struct {
 	function_id,
 	session_id,
 	reserved;
-    int
+    short
 	connectors_task_id;
 } DisableInputParms;
 
@@ -228,7 +245,7 @@ typedef struct {
     char
 	characteristics,
 	session_type;
-    int
+    short
 	begin;			/* Offset within buffer */
 } BufferDescriptor;
     
@@ -238,7 +255,7 @@ typedef struct {
 	function_id;
     BufferDescriptor
 	source;
-    int
+    short
 	source_end;		/* Offset within source buffer */
     BufferDescriptor
 	target;
@@ -287,8 +304,14 @@ typedef struct {
  * a dos system.
  */
 
-#define	FP_SEG(x)	(x)
-#define	FP_OFF(y)	(y)
+#define	FP_SEG(x)	((unsigned int)(((unsigned long)(x))>>16))
+#define	FP_OFF(y)	((unsigned int)(((unsigned long)(y))&0xFFFF))
+
+/*
+ * Undo the preceeding.
+ */
+
+#define	SEG_OFF_BACK(x,y)	(((x)<<16)|(y))
 
 /*
  * Now, it is somewhat of a pain, but we need to keep
@@ -296,9 +319,27 @@ typedef struct {
  * into which of the "words".
  */
 
+#include <sys/param.h>		/* Get ENDIAN from machine/endian.h */
+
+/* Determine endian'ess (if necessary) */
+
+#if	!(defined(BYTE_ORDER) && defined(BIG_ENDIAN))
+#define	LITTLE_ENDIAN	1234	/* least-significant byte first (vax) */
+#define	BIG_ENDIAN	4321	/* most-significant byte first (IBM, net) */
+
+#if	defined(vax) || defined(ns32000) || defined(i386) || (defined(mips)&&defined(MIPSEL))
+#define	BYTE_ORDER	LITTLE_ENDIAN
+#endif	/* defined(vax) || defined(ns32000) */ 
+
+#if	defined(sun) || defined(tahoe) || defined(ibm032) || defined(pyr) || defined(gould) || (defined(mips)&&defined(MIPSEB))
+#define	BYTE_ORDER	BIG_ENDIAN
+#endif	/* defined(sun) || defined(tahoe) || defined(ibm032) || defined(pyr) || defined(gould) */
+
+#endif	/* !(defined(BYTE_ORDER) && defined(BIG_ENDIAN)) */
+
 struct highlow {
     unsigned char
-#if	defined(vax)
+#if	BYTE_ORDER == LITTLE_ENDIAN
 	al,
 	ah,
 	bl,
@@ -307,8 +348,8 @@ struct highlow {
 	ch,
 	dl,
 	dh;
-#endif	/* defined(vax) */
-#if	defined(sun) || defined(tahoe) || defined(ibm032)
+#endif	/* BYTE_ORDER == LITTLE_ENDIAN */
+#if	BYTE_ORDER == BIG_ENDIAN
 	ah,
 	al,
 	bh,
@@ -317,7 +358,7 @@ struct highlow {
 	cl,
 	dh,
 	dl;
-#endif	/* defined(sun) || defined(tahoe) || defined(ibm032) */
+#endif	/* BYTE_ORDER == BIG_ENDIAN */
 };
 
 struct words {
@@ -326,7 +367,7 @@ struct words {
 	bx,
 	cx,
 	dx;
-    unsigned int
+    unsigned short
 	si,
 	di;
 };
@@ -337,7 +378,7 @@ union REGS {
 };
 
 struct SREGS {
-    unsigned int
+    unsigned short
 	cs,
 	ds,
 	es,