Initial revision

16 files changed, 1081 insertions, 0 deletions

diff --git a/loader/kon2/include/child.h b/loader/kon2/include/child.h
new file mode 100644
index 000000000..7a760c875
--- /dev/null
+++ b/loader/kon2/include/child.h
@@ -0,0 +1,37 @@
+ /*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* child -- child process (run startup command and execute shell) */
+
+#ifndef	CHILD_H
+#define	CHILD_H
+
+extern void	ChildInit(void);
+extern void	ChildStart(FILE *errfp);
+extern void	ChildCleanup(void);
+
+#endif
diff --git a/loader/kon2/include/config.h b/loader/kon2/include/config.h
new file mode 100644
index 000000000..9a8f7143d
--- /dev/null
+++ b/loader/kon2/include/config.h
@@ -0,0 +1,71 @@
+
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992, 1993 MAEDA Atusi (mad@math.keio.ac.jp)
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/*
+	NOTE: This is automatically generated config.
+	>>>>>>>>>>>>>> DO NOT EDIT !! <<<<<<<<<<<<<<
+*/
+
+#ifndef	CONFIG_H
+#define	CONFIG_H
+
+
+/* build MINI KON */
+#define MINI_KON
+
+/* Support VGA driver */
+#define HAS_VGA
+
+/* Support J31SX driver */
+#define HAS_J31SX
+
+/* Support MOUSE driver */
+#undef HAS_MOUSE
+
+/* Install Minix/V font loader */
+#define FLD_MINIX
+
+/* Install $fontx2 font loader */
+#define FLD_BDF
+
+/* Install .bdf font loader */
+#define FLD_FONTX2
+
+/* Install J3100ROM font loader */
+#define FLD_J31ROM
+
+/* Use ROM font */
+#define USE_ROMFONT
+#endif
+
+#ifdef	MINI_KON
+#undef	USE_ROMFONT
+#define	USE_ROMFONT
+#endif
+
diff --git a/loader/kon2/include/defs.h b/loader/kon2/include/defs.h
new file mode 100644
index 000000000..6cd90187e
--- /dev/null
+++ b/loader/kon2/include/defs.h
@@ -0,0 +1,40 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* defs.h -- global definition */
+
+#ifndef DEFS_H
+#define DEFS_H
+
+#undef FALSE
+#undef TRUE
+typedef	enum {FALSE, TRUE} bool;
+
+#define	FAILURE	(-1)
+#define SUCCESS	(0)
+
+#endif
diff --git a/loader/kon2/include/errors.h b/loader/kon2/include/errors.h
new file mode 100644
index 000000000..f4bfc1e18
--- /dev/null
+++ b/loader/kon2/include/errors.h
@@ -0,0 +1,41 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1993 by MAEDA Atusi (mad@math.keio.ac.jp)
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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	ERRORS_H
+#define	ERRORS_H
+
+#define error kon_error
+
+extern void	Perror(const char *message);		/* perror(message) */
+extern void	PerrorExit(const char *message);	/* perror(message) and die */
+extern void	fatal(const char *format, ...);		/* print error message and die */
+extern void	error(const char *format, ...);		/* print error message */
+extern void	warn(const char *format, ...);		/* print warning message */
+extern void	message(const char *format, ...);	/* print message */
+
+#endif
diff --git a/loader/kon2/include/fnld.h b/loader/kon2/include/fnld.h
new file mode 100644
index 000000000..cdf94181d
--- /dev/null
+++ b/loader/kon2/include/fnld.h
@@ -0,0 +1,65 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* fnld.h -- font information */
+
+#ifndef	FNLD_H
+#define	FNLD_H
+
+#include <interface.h>
+#include <defs.h>
+
+struct fontRegs {
+    u_int (*addr)(u_char ch1, u_char ch2);
+    u_int size;
+    char *registry, *bitmap;
+    u_char high, width, sign0, sign1, stat;
+};
+
+struct langInfo {
+    u_char
+	sb,
+	db,
+	sc;
+};
+
+extern struct langInfo lInfo;
+
+#define	FR_ATTACH	1
+#define	FR_PROXY	2
+
+extern struct fontRegs fSRegs[], fDRegs[];
+extern struct fontRegs *sbFReg, *dbFReg;
+
+extern u_char	*FontLoad(u_char *fbuff, int fd, struct fontInfo *fi);
+extern u_char	*GetShmem(char type);
+extern void	DownShmem(char type);
+extern void	FontAttach(void);
+extern void	FontDetach(bool);
+extern int	CodingByRegistry(char *);
+
+#endif
diff --git a/loader/kon2/include/getcap.h b/loader/kon2/include/getcap.h
new file mode 100644
index 000000000..41e380482
--- /dev/null
+++ b/loader/kon2/include/getcap.h
@@ -0,0 +1,59 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* getcap library - read configuration file and invoke initializer function */
+
+#ifndef GETCAP_H
+#define GETCAP_H
+
+#include	<defs.h>
+
+/* Initializer function should return 0 on success, -1 on failure. */
+typedef int	(initializer)(const char *);
+
+/* Define initializer function func for capability name.  If def_value is nil,
+   then the entry of the name must exist in configuration file.  An error is
+   flagged if no entry is found.  If def_value is non-nil and no entry is found
+   in configuration file, then func is invoked with def_value. */
+extern void	DefineCap(const char *name, initializer *func, const char *def_value);
+
+/* Delete all initializer functions. */
+extern void	CapInit(void);
+
+/* Read configuration file named filename and invoke initializer function for each entry.
+   Return 0 on success, -1 on failure. */
+extern int	ReadConfig(const char *filename);
+
+/* Set value for capability capName.  Return 0 on success, -1 if capName not defined. */
+extern int	SetCapArg(const char *capName, const char *value);
+
+#define	MAX_COLS	256		 /* maximum line length of config file */
+
+/* Utility function that return 1 if confstr is "On" and 0 if "OFF". */
+extern bool BoolConf(const char *confstr);
+
+#endif
diff --git a/loader/kon2/include/interface.h b/loader/kon2/include/interface.h
new file mode 100644
index 000000000..46d8aad29
--- /dev/null
+++ b/loader/kon2/include/interface.h
@@ -0,0 +1,94 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* interface.h -- communication protocol definition */
+
+#ifndef	INTERFACE_H
+#define	INTERFACE_H
+
+#include	<sys/types.h>
+
+/* 通信制御キャラクタ */
+#define	STR_NAK		"\x15"
+#define	CHR_NAK		0x15
+#define	STR_ACK		"\x06"
+#define	CHR_ACK		0x06
+
+/* 通信内容の識別子 */
+#define	CHR_SFONT	0x81
+#define	CHR_WFONT	0x89
+
+#define	CHR_SFLD	0x80
+#define	CHR_DBC		0x20
+#define	CHR_DFLD	(CHR_SFLD|CHR_DBC)
+
+#define	CHR_LOAD	'L'
+#define	CHR_UNLOAD	'U'
+#define	CHR_STAT	'S'
+#define	CHR_DISCONNECT	'D'
+#define	CHR_TEXTMODE	'T'
+#define	CHR_GRAPHMODE	'G'
+#define	CHR_RESTART	'R'
+
+#define	MAX_SOCKET_NAME	14
+#define	SOCKET_BASENAME	"/tmp/.kon"
+
+#define	SHMEM_NAME	CONFIG_NAME
+
+/* 制御キャラクタの最大長 */
+#define	MAX_CTRLCHAR	80
+
+/*
+extern char	socketName[MAX_SOCKET_NAME+1];
+*/
+
+struct	messageHeader	{
+	u_char	cno,	/* client number */
+		cmd;	/* command */
+};
+
+struct	fontInfo {
+    u_int size;
+    u_char high, width, type;
+};
+
+struct fontLoaderRegs {
+    u_int (*addr)(u_char ch1, u_char ch2);
+    u_int max;
+};
+
+extern struct fontLoaderRegs fldSRegs[], fldDRegs[];
+
+extern void	SocketKill(int);
+extern int	SocketRecCommand(int, struct messageHeader *);
+extern int	SocketSendCommand(int, char);
+extern int	SocketClientOpen(void);
+extern int	SocketSendData(u_char *buff, int size, int fd);
+extern int	CheckLoadedFont(char type);
+extern int	SetFont(char *prog, u_char *font, struct fontInfo *fi);
+
+#endif
diff --git a/loader/kon2/include/mem.h b/loader/kon2/include/mem.h
new file mode 100644
index 000000000..4294c1656
--- /dev/null
+++ b/loader/kon2/include/mem.h
@@ -0,0 +1,103 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* mem -- memory handling libraries */
+
+#ifndef MEM_H
+#define MEM_H
+
+static inline
+    void PortOutw(u_short value, u_short port)
+{
+    __asm__ ("outw %0,%1"
+	     ::"a" ((u_short) value),
+	     "d" ((u_short) port));
+}
+
+static inline
+    void PortOutb(char value, u_short port)
+{
+    __asm__ ("outb %0,%1"
+	     ::"a" ((char) value),
+	     "d" ((u_short) port));
+}
+
+static inline
+    void lzero(void *head, int n)
+{
+    __asm__ ("cld\n\t"
+	     "rep\n\t"
+	     "stosl"
+	     ::"a" (0),
+	     "c" (n>>2),
+	     "D" ((long)head)
+	     :"cx","di");
+}
+
+static inline
+    void bmove(void *dst, void *src, int n)
+{
+    __asm__ ("cld\n\t"
+	     "rep\n\t"
+	     "movsb\n\t"
+	     ::"c" (n),
+	     "D" ((long)dst),
+	     "S" ((long)src)
+	     :"cx","di","si");
+}
+
+static inline
+    void brmove(void *dst, void *src, int n)
+{
+    __asm__ ("std\n\t"
+	     "rep\n\t"
+	     "movsb\n\t"
+	     ::"c" (n),
+	     "D" ((long)dst),
+	     "S" ((long)src)
+	     :"cx","di","si");
+}
+
+static inline
+    void bzero2(void *head, int n)
+{
+    __asm__ ("cld\n\t"
+	     "rep\n\t"
+	     "stosb"
+	     ::"a" (0),
+	     "c" (n),
+	     "D" ((long)head)
+	     :"cx","di");
+}
+
+extern u_char PortInb(u_short);
+extern void wzero(void *, int);
+extern void wmove(void *, void *, int);
+extern void lmove(void *, void *, int);
+extern void SafeFree(void **);
+
+#endif
diff --git a/loader/kon2/include/mouse.h b/loader/kon2/include/mouse.h
new file mode 100644
index 000000000..6c01006ca
--- /dev/null
+++ b/loader/kon2/include/mouse.h
@@ -0,0 +1,58 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* mouse.h -- mouse driver interface */
+#ifndef	MOUSE_H
+#define	MOUSE_H
+
+#include	<defs.h>
+
+#define MOUSE_LFT	4
+#define MOUSE_MID	2
+#define MOUSE_RGT	1
+#define	MOUSE_LIFETIME	55		 /* 5.5 seconds */
+
+struct mouseInfo {
+	bool	has_mouse;
+	char	x, y,
+		dx, dy,
+		sx, sy,
+		sw,
+		stat;
+};
+
+extern struct mouseInfo	mInfo;
+extern int mouseFd;
+
+extern void	MouseInit(void);
+extern int	MouseStart(void);
+extern void	MouseGetPacket(u_char *, int);
+extern void	MouseCleanup(void);
+extern void	MouseSetRfd(int);
+extern void	MouseResetRfd(int);
+
+#endif
diff --git a/loader/kon2/include/setutmp.h b/loader/kon2/include/setutmp.h
new file mode 100644
index 000000000..1b1f1eb66
--- /dev/null
+++ b/loader/kon2/include/setutmp.h
@@ -0,0 +1,36 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* setutmp -- set/reset utmp entry */
+
+#ifndef	SETUTMP_H
+#define	SETUTMP_H
+
+extern void	SetUtmp(char *tty);
+extern void	ResetUtmp(char *tty);
+
+#endif
diff --git a/loader/kon2/include/sock.h b/loader/kon2/include/sock.h
new file mode 100644
index 000000000..fe5248e41
--- /dev/null
+++ b/loader/kon2/include/sock.h
@@ -0,0 +1,37 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* sock -- socket interface module */
+
+#ifndef	SOCK_H
+#define	SOCK_H
+
+extern int	SocketInit(char*);
+extern void	SocketInterface(int);
+extern void	FontShmGet(u_char);
+
+#endif
diff --git a/loader/kon2/include/term.h b/loader/kon2/include/term.h
new file mode 100644
index 000000000..3890ad8c8
--- /dev/null
+++ b/loader/kon2/include/term.h
@@ -0,0 +1,40 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* term -- multiplexer main module */
+
+#ifndef	TERM_H
+#define	TERM_H
+
+/* Do initialization before reading config file */
+extern void	TermInit(int argc, const char *argv[]);
+
+extern void	TermStart(void);	 /* start procesing */
+extern void	TermRestart(int fd);	 /* restart kon (args are read from fd) */
+extern int	masterPty;		 /* master pseudo-tty file descriptor */
+
+#endif
diff --git a/loader/kon2/include/vc.h b/loader/kon2/include/vc.h
new file mode 100644
index 000000000..601155307
--- /dev/null
+++ b/loader/kon2/include/vc.h
@@ -0,0 +1,124 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* vc -- high-level console driver */
+
+#ifndef VC_H
+#define VC_H
+
+#define	ATTR_ULINE	0x80	/* under line */
+#define	ATTR_REVERSE	0x40	/* reverse */
+#define	ATTR_HIGH	0x20	/* high */
+
+#define	LATCH_S		0x0 /* single byte char */
+#define	LATCH_1		0x20 /* double byte char 1st byte */
+#define	LATCH_2		0x40 /* double byte char 2nd byte */
+
+#define	CLEAN_S		0x80
+#define	CODEIS_1	LATCH_1
+#define	CODEIS_2	LATCH_2
+#define	LANG_CODE	0x0F
+/*
+#define	LANG_DCODE	LANG_CODE|CODEIS_1
+#define	LANG_SCODE	LANG_CODE
+*/
+
+extern void	ConsoleInit(const char *video_type);
+extern void	ConsoleStart(void);
+extern void	ConsoleCleanup(void);
+extern void	TextClearAll(void);
+extern void	TextClearEol(u_char);
+extern void	TextClearEos(u_char);
+extern void	TextDeleteChar(int);
+extern void	TextInsertChar(int);
+extern void	TextMoveDown(int top, int btm, int line);
+extern void	TextMoveUp(int top, int btm, int line);
+extern void	TextMode(void);
+extern void	GraphMode(void);
+extern void	ScrollUp(int);
+extern void	ScrollDown(int);
+extern void	TextWput(u_char ch1, u_char ch2);
+extern void	TextSput(u_char ch);
+extern void	TextReverse(int fx, int fy, int tx, int ty);
+extern void	TextRefresh(void);
+extern void	TextInvalidate(void);
+extern void	TextCopy(int fx, int fy, int tx, int ty);
+extern void	TextPaste(void);
+extern void	PollCursor(bool wakeup); /* Called to wakeup, or every 0.1 sec when idle */
+extern void	Beep(void);
+
+struct cursorInfo {
+    short kanji;	 /* 漢字の上にあれば TRUE */
+    u_int addr;		 /* VRAM アドレス */
+    bool sw;		 /* FALSE なら表示禁止 */
+    int	interval;	 /* 点滅間隔 */
+    int	count;		 /* 点滅用カウント */
+    bool shown;		 /* 表示中フラグ */
+};
+
+/* video driver interface */
+struct videoInfo {
+    bool
+	has_hard_scroll;	 /* ハードスクロールが使えるかどうか */
+    void
+	(*init)(void),		 /* 初期化 */
+	(*text_mode)(void),	 /* テキストモードに切替え */
+	(*graph_mode)(void),	 /* グラフィックモードに切替え */
+	(*wput)(u_char *code, u_char fc, u_char bc), /* 漢字出力 */
+	(*sput)(u_char *code, u_char fc, u_char bc), /* ANK出力 */
+	(*set_cursor_address)(struct cursorInfo *c, u_int x, u_int y),
+	/* カーソル c のアドレスを (x,y) に設定 */
+	(*set_address)(u_int i),
+	/* 文字書き込みアドレスを i 文字目に設定 */
+	(*cursor)(struct cursorInfo *),	/* カーソルをトグル */
+	(*clear_all)(void),	 /* 画面クリア */
+	(*screen_saver)(bool),	 /* スクリーンブランク/アンブランク */
+	(*detatch)(void),	 /* ドライバ解放 */
+	/* ハードスクロールが使えなければ以下はNULL */
+	(*set_start_address)(void),	/* 表示開始アドレス設定 */
+	(*hard_scroll_up)(int lines), 	/* ハードスクロールアップ */
+	(*hard_scroll_down)(int lines);	/* ハードスクロールダウン */
+};
+
+struct dispInfo {
+    int
+	gsize;
+    short
+	gxdim,
+	gydim,
+	txmax,
+	tymax,
+	glineChar,	/* text １行分の graph 行数 */
+	glineByte,	/* graph １行分のバイト数 */
+	tlineByte;	/* text １行分のバイト数 */
+};
+
+extern struct dispInfo		dInfo;
+extern struct cursorInfo	cInfo;
+extern struct videoInfo		vInfo;
+
+#endif
diff --git a/loader/kon2/include/version.h b/loader/kon2/include/version.h
new file mode 100644
index 000000000..e50b625c6
--- /dev/null
+++ b/loader/kon2/include/version.h
@@ -0,0 +1 @@
+#define VERSION "ver.0.3.8 (98/03/09)"
diff --git a/loader/kon2/include/vga.h b/loader/kon2/include/vga.h
new file mode 100644
index 000000000..734c5a700
--- /dev/null
+++ b/loader/kon2/include/vga.h
@@ -0,0 +1,147 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* vga.h -- definitions used in video drivers */
+
+#ifndef	VGA_H
+#define	VGA_H
+
+/* Sequencer */
+#define	VGASEQ_ADDR	0x3C4
+#define	VGASEQ_DATA	0x3C5
+#define	VGASEQ_CNT	5
+
+/* CRT controller */
+/*
+#define	VGACRT_ADDR	0x3D4
+#define	VGACRT_DATA	0x3D5
+*/
+#define	CGACRT_ADDR	0x3D4
+#define	CGACRT_DATA	0x3D5
+#define	VGACRT_CNT	25
+#define	CGACRT_CNT	25
+
+/* Graphics controller */
+#define	VGAGRP_ADDR	0x3CE
+#define	VGAGRP_DATA	0x3CF
+#define	VGAGRP_CNT	9
+
+/* Attribute controller */
+#define	VGAATTR_A_O	0x3C0
+#define	VGAATTR_DATA	0x3C1
+#define	VGAATTR_CNT	21
+#define	EGAATTR_CNT	20
+
+#if defined(linux)
+#define GRAPH_BASE 0xA0000
+#elif defined(__FreeBSD__)
+#define GRAPH_BASE 0x0
+#endif
+#define FONT_SIZE  0x2000
+
+#define	VGA_FONT_SIZE	128
+#define	VGA_FONT_HEIGHT	16
+
+#define	NUM_VIDEOH_INFO	4
+#define	NUM_VIDEOV_INFO	4
+
+/* DAC Palette */
+#define	VGAPAL_OADR	0x3C8
+#define	VGAPAL_IADR	0x3C7
+#define	VGAPAL_DATA	0x3C9
+
+/* Misc */
+#define	VGAMISC_IN	0x3CC
+#define	VGAMISC_OUT	0x3C2
+
+/* Input Stat 1 */
+/*#define	VGAST1_ADDR	0x3DA*/
+
+#define	MAX_PELS	16
+
+struct vgaRegs {
+	u_char	crt[VGACRT_CNT],
+		att[VGAATTR_CNT],
+		gra[VGAGRP_CNT],
+		seq[VGASEQ_CNT],
+		mis;
+};
+
+struct pelRegs {
+	u_char	red[MAX_PELS],
+		grn[MAX_PELS],
+		blu[MAX_PELS];
+};
+
+union videoTimings {
+    struct {
+	int hDot, hStart, hEnd, hTotal;
+	int vLine, vStart, vEnd, vTotal;
+	int txmax, tymax, i;
+    } m;
+    int v[NUM_VIDEOH_INFO+NUM_VIDEOV_INFO+1];
+};
+
+static inline
+    void	VgaOutByte(u_char value)
+{
+    __asm__	("movb %%al, %%ah\n\t"
+		 "movb $8, %%al\n\t"
+		 "outw %%ax, %w1"
+		 :/* no outputs */
+		 :"a" ((u_char) value),
+		 "d" ((u_short)VGAGRP_ADDR));
+}
+
+extern u_int vgaCrtAddr, vgaCrtData, vgaSt1Addr;
+
+extern int LineComp9, LineComp8, gramHead;
+extern struct vgaRegs regText, regGraph;
+extern struct videoInfo SvgaInfo;
+
+void VgaSetRegisters(struct vgaRegs *regs);
+void VgaInit(void);
+void VgaTextMode(void);
+void VgaGraphMode(void);
+void VgaWput(u_char *code, u_char fc, u_char bc);
+void VgaSput(u_char *code, u_char fc, u_char bc);
+void VgaWputFm(u_char *code, u_char fc, u_char bc);
+void VgaSputFm(u_char *code, u_char fc, u_char bc);
+void VgaHardScrollUp(int line);
+void VgaHardScrollDown(int line);
+void VgaSetCursorAddress(struct cursorInfo *ci, u_int x, u_int y);
+void VgaSetAddress(u_int p);
+void VgaCursor(struct cursorInfo *ci);
+void VgaClearAll(void);
+void VgaScreenSaver(bool blank);
+int VgaReadPels(const char *str);
+int VgaReadNewRegs(const char *str, union videoTimings *);
+int VgaAttach(void);
+void VgaDetach(void);
+void VgaDefaultCaps();
+void VgaLoadRomFont(char *);
+#endif
diff --git a/loader/kon2/include/vt.h b/loader/kon2/include/vt.h
new file mode 100644
index 000000000..e019568a3
--- /dev/null
+++ b/loader/kon2/include/vt.h
@@ -0,0 +1,128 @@
+/*
+ * KON2 - Kanji ON Console -
+ * Copyright (C) 1992-1996 Takashi MANABE (manabe@papilio.tutics.tut.ac.jp)
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TAKASHI MANABE ``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 TERRENCE R. LAMBERT 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.
+ * 
+ */
+
+/* vt -- VT emulator */
+
+#ifndef VT_H
+#define VT_H
+
+#include	<defs.h>
+#include	<fnld.h>
+
+struct _con_info {
+    short
+	x,
+	y,
+	xmax,	/* 79 */
+	ymin,	/* 0:スクロール開始行 */
+	ymax,	/* 29 */
+	tab;	/* 8 */
+    u_char
+	fcol,	/* フォアグランド */
+	bcol,	/* バックグランド */
+	attr,	/* 文字属性 */
+	sb,	/* 1 byte code フォント番号 */
+	db,	/* 2 byte code フォント番号 */
+	knj1;	/* 漢字キャラクタ第 1 byte */
+    void (*esc)(u_char);
+    enum {
+	CS_LEFT,
+	CS_RIGHT,
+	CS_GRAPH,
+	CS_DBCS} trans, g[2];
+    enum {
+	SL_NONE,
+	SL_ENTER,
+	SL_LEAVE} sl;
+    bool
+	soft,
+	ins,
+	active,
+	wrap,
+	text_mode;
+};
+
+extern struct	_con_info con;
+
+#define	CODE_2022	0	/* 2022 のみに従う*/
+#define	CODE_EUC	1	/* EUC にも従う */
+#define	CODE_SJIS	2	/* SJIS にも従う */
+
+#define	G0_SET	0
+#define	G1_SET	0x80
+
+extern void	VtInit(void);
+extern void	VtStart(void);
+extern void	VtEmu(const char*, int nchars);
+extern void	VtCleanup(void);
+
+#define	sjistojis(ch, cl)\
+{\
+    ch -= (ch > 0x9F) ? 0xB1: 0x71;\
+    ch = ch * 2 + 1;\
+    if (cl > 0x9E) {\
+	cl = cl - 0x7E;\
+	ch ++;\
+    } else {\
+	if (cl > 0x7E) cl --;\
+	cl -= 0x1F;\
+    }\
+}
+
+#define	jistosjis(ch, cl)\
+{\
+    if (ch & 1) cl = cl + (cl > 0x5F ? 0x20:0x1F);\
+    else cl += 0x7E;\
+    ch = ((ch - 0x21) >> 1) + 0x81;\
+    if (ch > 0x9F) ch += 0x40;\
+}
+
+/*
+  derived from Mule:codeconv.c to support "ESC $(0" sequence
+  thanks to K.Handa <handa@etl.go.jp>
+  */
+
+#define muletobig5(type, m1, m2)\
+{\
+    unsigned code = (m1 - 0x21) * 94 + (m2 - 0x21);\
+\
+    if (type == DF_BIG5_1) code += 0x16F0;\
+    m1 = code / 157 + 0xA1;\
+    m2 = code % 157;\
+    m2 += m2 < 0x3F ? 64 : 98;\
+}
+
+enum {
+    DF_GB2312,
+    DF_JISX0208,
+    DF_KSC5601,
+    DF_JISX0212,
+    DF_BIG5_0,
+    DF_BIG5_1
+    };
+
+#endif