initial import of NetBSD tree

6 files changed, 502 insertions, 0 deletions

diff --git a/usr.bin/tn3270/general/genbsubs.c b/usr.bin/tn3270/general/genbsubs.c
new file mode 100644
index 00000000000..a20c6cffcbf
--- /dev/null
+++ b/usr.bin/tn3270/general/genbsubs.c
@@ -0,0 +1,126 @@
+/*-
+ * Copyright (c) 1988 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+/*static char sccsid[] = "from: @(#)genbsubs.c	4.2 (Berkeley) 4/26/91";*/
+static char rcsid[] = "$Id: genbsubs.c,v 1.1 1995/10/18 08:46:21 deraadt Exp $";
+#endif /* not lint */
+
+/* The output of bunequal is the offset of the byte which didn't match;
+ * if all the bytes match, then we return n.
+ * bunequal(s1, s2, n) */
+
+int
+bunequal(s1, s2, n)
+register char *s1, *s2;
+register n;
+{
+    register int i = 0;
+
+    while (i++ < n) {
+	if (*s1++ != *s2++) {
+	    break;
+	}
+    }
+    return(i-1);
+}
+
+/* bskip(s1, n, b) : finds the first occurrence of any byte != 'b' in the 'n'
+ * bytes beginning at 's1'.
+ */
+
+int
+bskip(s1, n, b)
+register char *s1;
+register int n;
+register int b;
+{
+    register int i = 0;
+
+    while (i++ < n) {
+	if (*s1++ != b) {
+	    break;
+	}
+    }
+    return(i-1);
+}
+
+/*
+ * memNSchr(const void *s, int c, size_t n, int and)
+ *
+ * Like memchr, but the comparison is '((*s)&and) == c',
+ * and we increment our way through s by "stride" ('s += stride').
+ *
+ * We optimize for the most used strides of +1 and -1.
+ */
+
+unsigned char *
+memNSchr(s, c, n, and, stride)
+char *s;
+int c;
+unsigned int n;
+int and;
+int stride;
+{
+    register unsigned char _c, *_s, _and;
+
+    _and = and;
+    _c = (c&_and);
+    _s = (unsigned char *)s;
+    switch (stride) {
+    case 1:
+	while (n--) {
+	    if (((*_s)&_and) == _c) {
+		return _s;
+	    }
+	    _s++;
+	}
+	break;
+    case -1:
+	while (n--) {
+	    if (((*_s)&_and) == _c) {
+		return _s;
+	    }
+	    _s--;
+	}
+	break;
+    default:
+	while (n--) {
+	    if (((*_s)&_and) == _c) {
+		return _s;
+	    }
+	    _s += stride;
+	}
+    }
+    return 0;
+}
diff --git a/usr.bin/tn3270/general/general.h b/usr.bin/tn3270/general/general.h
new file mode 100644
index 00000000000..49146364d14
--- /dev/null
+++ b/usr.bin/tn3270/general/general.h
@@ -0,0 +1,66 @@
+/*-
+ * Copyright (c) 1988 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	from: @(#)general.h	4.2 (Berkeley) 4/26/91
+ *	$Id: general.h,v 1.1 1995/10/18 08:46:22 deraadt Exp $
+ */
+
+/*
+ * Some general definitions.
+ */
+
+#define	numberof(x)	(sizeof x/sizeof x[0])
+#define	highestof(x)	(numberof(x)-1)
+
+#if	defined(unix)
+#define	ClearElement(x)		bzero((char *)&x, sizeof x)
+#define	ClearArray(x)		bzero((char *)x, sizeof x)
+#else	/* defined(unix) */
+#define	ClearElement(x)		memset((char *)&x, 0, sizeof x)
+#define	ClearArray(x)		memset((char *)x, 0, sizeof x)
+#endif	/* defined(unix) */
+
+#if	defined(unix)		/* Define BSD equivalent mem* functions */
+#define	memcpy(dest,src,n)	bcopy(src,dest,n)
+#define	memmove(dest,src,n)	bcopy(src,dest,n)
+#define	memset(s,c,n)		if (c == 0) { \
+				    bzero(s,n); \
+				} else { \
+				    register char *src = s; \
+				    register int count = n; \
+					\
+				    while (count--) { \
+					*src++ = c; \
+				    } \
+				}
+#define	memcmp(s1,s2,n)		bcmp(s1,s2,n)
+#endif	/* defined(unix) */
diff --git a/usr.bin/tn3270/general/general.order b/usr.bin/tn3270/general/general.order
new file mode 100644
index 00000000000..6f4d233b010
--- /dev/null
+++ b/usr.bin/tn3270/general/general.order
@@ -0,0 +1,2 @@
+globals.o
+genbsubs.o
diff --git a/usr.bin/tn3270/general/globals.c b/usr.bin/tn3270/general/globals.c
new file mode 100644
index 00000000000..31434759222
--- /dev/null
+++ b/usr.bin/tn3270/general/globals.c
@@ -0,0 +1,75 @@
+/*-
+ * Copyright (c) 1988 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+/*static char sccsid[] = "from: @(#)globals.c	4.2 (Berkeley) 4/26/91";*/
+static char rcsid[] = "$Id: globals.c,v 1.1 1995/10/18 08:46:22 deraadt Exp $";
+#endif /* not lint */
+
+/*
+ *	Do the defining instances for the globals of tn3270.
+ */
+
+#include	"../ctlr/hostctlr.h"
+#include	"../ctlr/oia.h"
+#include	"../ctlr/options.h"
+#include	"../ctlr/screen.h"
+
+
+#define DEFINING_INSTANCES
+
+#include	"globals.h"
+
+#include	"../general/general.h"
+
+/*
+ * init_system()
+ *
+ * Initialize the global values in case of a restart.
+ */
+
+void
+init_system()
+{
+    OptHome = OptLeftMargin = OptAPLmode = OptNullProcessing = 0;
+    OptZonesMode = OptEnterNL = OptColFieldTab = OptPacing = 0;
+    OptAlphaInNumeric = OptHome = OptLeftMargin = OptWordWrap = 0;
+
+    ClearArray(Host);
+    CursorAddress = BufferAddress = 0;
+
+    Lowest = Highest = 0;
+
+    UnLocked = AidByte = 0;
+
+}
diff --git a/usr.bin/tn3270/general/globals.h b/usr.bin/tn3270/general/globals.h
new file mode 100644
index 00000000000..81d393197ae
--- /dev/null
+++ b/usr.bin/tn3270/general/globals.h
@@ -0,0 +1,131 @@
+/*-
+ * Copyright (c) 1988 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	from: @(#)globals.h	4.2 (Berkeley) 4/26/91
+ *	$Id: globals.h,v 1.1 1995/10/18 08:46:22 deraadt Exp $
+ */
+
+/*
+ *	This file contains all the globals used by tn3270.
+ *
+ *	Since various files may want to reference this file,
+ *	and since they may only want subsets of the globals,
+ *	we assume they have #include'd all the other .h files
+ *	first, and we only give those globals relevant to
+ *	the #include'd .h files.
+ *
+ */
+
+#if	defined(DEFINING_INSTANCES)
+#define	EXTERN
+#else
+#define	EXTERN extern
+#endif
+
+
+EXTERN int
+		/*
+		 * shell_active ==>
+		 *		1.  Don't do input.
+		 *		2.  Don't do output.
+		 *		3.  Don't block in select.
+		 *		4.  When nothing to do, call shell_continue()
+		 */
+	shell_active;
+
+
+#if	defined(INCLUDED_OPTIONS)
+EXTERN int	OptHome;		/* where home should send us */
+
+EXTERN int	OptLeftMargin;		/* where new line should send us */
+
+EXTERN char	OptColTabs[80];		/* local tab stops */
+
+EXTERN int	OptAPLmode;
+
+EXTERN int	OptNullProcessing;	/* improved null processing */
+
+EXTERN int	OptZonesMode;		/* zones mode off */
+
+EXTERN int	OptEnterNL;		/* regular enter/new line keys */
+
+EXTERN int	OptColFieldTab;		/* regular column/field tab keys */
+
+EXTERN int	OptPacing;		/* do pacing */
+
+EXTERN int	OptAlphaInNumeric;	/* allow alpha in numeric fields */
+
+EXTERN int	OptHome;
+
+EXTERN int	OptLeftMargin;
+
+EXTERN int	OptWordWrap;
+#endif
+
+#if	defined(INCLUDED_SCREEN)
+EXTERN ScreenImage
+	Host[MAXSCREENSIZE];		/* host view of screen */
+
+EXTERN char	Orders[256];			/* Non-zero for orders */
+
+			/* Run-time screen geometry */
+EXTERN int
+	MaxNumberLines,		/* How many rows the 3270 COULD have */
+	MaxNumberColumns,	/* How many columns the 3270 COULD have */
+	NumberLines,		/* How many lines the 3270 screen contains */
+	NumberColumns,		/* How many columns the 3270 screen contains */
+	ScreenSize;
+
+EXTERN int CursorAddress;			/* where cursor is */
+EXTERN int BufferAddress;			/* where writes are going */
+
+EXTERN int Lowest, Highest;
+
+extern char CIABuffer[];
+
+EXTERN int UnLocked;		/* is the keyboard unlocked */
+EXTERN int AidByte;
+
+#endif
+
+#if	defined(INCLUDED_STATE)
+#endif
+
+#if	defined(INCLUDED_OIA)
+
+EXTERN OIA OperatorInformationArea;
+
+EXTERN int
+    oia_modified,		/* Has the oia been modified */
+    ps_modified;		/* Has the presentation space been modified */
+
+#endif	/* defined(INCLUDED_OIA) */
diff --git a/usr.bin/tn3270/general/vaxbsubs.s b/usr.bin/tn3270/general/vaxbsubs.s
new file mode 100644
index 00000000000..ddbe516c4ca
--- /dev/null
+++ b/usr.bin/tn3270/general/vaxbsubs.s
@@ -0,0 +1,102 @@
+/*-
+ * Copyright (c) 1988 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	from: @(#)vaxbsubs.s	4.2 (Berkeley) 4/26/91
+ *	$Id: vaxbsubs.s,v 1.1 1995/10/18 08:46:22 deraadt Exp $
+ */
+
+/* This is taken from bcmp.s from 4.2.
+ * The output of bunequal is the offset of the byte which didn't match;
+ * if all the bytes match, then we return n.
+ *
+ * BUGNOTE:  This has no chance of working for lengths greater than 64K.
+ *		(so, if you use this somewhere else, you may need to
+ *		fix it...)
+ */
+
+/* bunequal(s1, s2, n) */
+
+#include "defs.h"
+
+ENTRY(bunequal)
+	movl	4(ap),r1
+	movl	8(ap),r3
+	movl	12(ap),r4
+1:
+	movzwl	$65535,r0
+	cmpl	r4,r0
+	jleq	2f
+	subl2	r0,r4
+	cmpc3	r0,(r1),(r3)
+	jeql	1b
+	addl2	r4,r0
+	/* changes... */
+	subl3	r0,12(ap),r0
+	/* end of changes for bunequal... */
+	ret
+2:
+	cmpc3	r4,(r1),(r3)
+	/* changes... */
+	subl3	r0,12(ap),r0
+	/* end of changes for bunequal... */
+	ret
+
+
+
+
+/* brand new code, using the above as base... */
+/* bskip(s1, n, b) : finds the first occurrence of any byte != 'b' in the 'n'
+ * bytes beginning at 's1'.
+ *
+ * BUGNOTE:  This has no chance of working for lengths greater than 64K.
+ *		(so, if you use this somewhere else, you may need to
+ *		fix it...)
+ */
+
+ENTRY(bskip)
+	movl	4(ap),r1
+	movl	8(ap),r3
+	movl	12(ap),r4
+1:
+	movzwl	$65535,r0
+	cmpl	r3,r0
+	jleq	2f
+	subl2	r0,r3
+	skpc	r4,r0,(r1)
+	jeql	1b
+	addl2	r3,r0
+	subl3	r0,8(ap),r0
+	ret
+2:
+	skpc	r4,r3,(r1)
+	subl3	r0,8(ap),r0
+	ret