1 files changed, 139 insertions, 0 deletions
diff --git a/sys/ki/ki.h b/sys/ki/ki.h
new file mode 100644
index 00000000..76140c8b
--- /dev/null
+++ b/sys/ki/ki.h
@@ -0,0 +1,139 @@
+# KI.H -- IRAF Kernel Interface definitions.
+
+define	MAX_NODES	512		# max nodes known to KI
+define	MAX_CHANNELS	LAST_FD		# requires <config.h>
+define	MAX_INDIRECT	20		# max indirection in a route
+define	MAX_ALIAS	6		# maximum number of aliases per node
+define	SZ_ALIAS	16		# size of a node name alias
+define	SZ_SERVER	128		# size of a server name
+define	HNT_SUBDIR	"dev"		# parts of host name table filename
+define	HNT_FILENAME	"hosts"		# default host name table
+define	HNT_ENVNAME	"irafhnt"	# user host name table
+
+define	READ_IN_PROGRESS (-11)		# used in binary file i/o
+define	OSHIFT		128		# optype= (opcode * OSHIFT) + subcode
+define	FIRST_CHAN	4		# first available kchan.
+define	LOCAL		0		# node is a local node
+define	REMOTE		1		# node is a remote node
+
+# Node status flags.
+define	F_IOERR		01B		# fatal error on kschan
+define	F_REUSE		02B		# node descriptor may be reused
+
+# ZFIOTX buffer descriptor.
+
+define	SZ_TXBUF	16386		# size of text file buffer (should be
+					# at least (2*LEN_SEQBUF*SZ_LINE))
+define	LEN_TXBDES	(5+SZ_TXBUF/SZ_STRUCT)
+
+define	B_CI		Memi[$1]	# character index into current record
+define	B_RP		Memi[$1+1]	# pointer to current record
+define	B_ITOP		Memi[$1+2]	# end of input buffer
+define	B_OTOP		Memi[$1+3]	# end of output buffer
+define	B_BUFTOP	Memi[$1+4]	# end of buffer
+define	B_BUFPTR	P2C(($1)+5)	# first char of buffer
+
+# ZGFDIR buffer descriptor.
+
+define	SZ_DIRDATA	2048		# amount of directory data to read
+define	LEN_DIRBDES	(5+SZ_DIRDATA/SZ_STRUCT)
+
+define	D_IP		Memi[$1]	# input pointer into dirbuf
+define	D_ITOP		Memi[$1+1]	# top of dirbuf
+define	D_EOFSEEN	Memi[$1+2]	# dirbuf contains last of data
+define	D_DATA		P2C(($1)+5)	# pointer to data area
+
+# Record descriptor structure (format of a line of text record in the input
+# buffer when reading from a remote text file).
+
+define	R_RECLEN	Memc[$1]	# encoded record length (2 chars)
+define	R_SEKOFF	Memc[$1+2]	# encoded seek offset (5 chars)
+define	R_DATA		(($1)+7)	# pointer to data text
+
+define	NCHARS_INT	2		# nchars to encode an int
+define	NCHARS_LONG	5		# nchars to encode a long
+define	R_GETNCHARS	(($1)-7)	# reclen to nchars
+define	R_GETRECLEN	(($1)+7)	# nchars to reclen
+
+# KII instruction format.
+
+define	LEN_INTFIELDS	16		# number of integer fields
+define	FIRSTINTFIELD	p_opcode	# first integer field in common
+define	MAX_ARGS	13		# max procedure arguments
+define	SZ_SBUF		255		# size of string buffer
+define	SZB_PACKET	320		# packet size, bytes
+
+# KII opcodes.
+
+define	KI_ENVINIT	1
+define	KI_SETROOT	2
+define	KI_ZOSCMD	3
+define	KI_FMAPFN	4
+
+define	KI_ZFACSS	10
+define	KI_ZFALOC	11
+define	KI_ZFCHDR	12
+define	KI_ZFDELE	13
+define	KI_ZFINFO	14
+define	KI_ZFGCWD	15
+define	KI_ZFMKCP	16
+define	KI_ZFMKDR	17
+define	KI_ZFPATH	18
+define	KI_ZFPROT	19
+define	KI_ZFRNAM	20
+define	KI_ZFRMDR	21
+define	KI_ZFSUBD	22
+define	KI_ZDVALL	23
+define	KI_ZDVOWN	24
+define	KI_ZFUTIM	25
+
+define	KI_ZOPDIR	30
+define	KI_ZCLDIR	31
+define	KI_ZGFDIR	32
+
+define	KI_ZOPDPR	35
+define	KI_ZCLDPR	36
+define	KI_ZOPCPR	37
+define	KI_ZCLCPR	38
+define	KI_ZINTPR	39
+
+# Device driver opcodes.  BF must be the lowest numbered binary file driver
+# and TX must be the lowest number text file driver.
+
+define	KI_ZFIOBF	40
+define	KI_ZFIOLP	41
+define	KI_ZFIOPL	42
+define	KI_ZFIOPR	43
+define	KI_ZFIOSF	44
+define	KI_ZFIOGD	45
+
+define	KI_ZFIOTX	50
+define	KI_ZFIOTY	51
+
+define	KI_ZFIOMT	55
+
+# KII subcodes.
+
+define	BF_OPN		1		# binary files (BF, SF, PR, PL, etc.)
+define	BF_CLS		2
+define	BF_ARD		3
+define	BF_AWR		4
+define	BF_AWT		5
+define	BF_STT		6
+
+define	TX_OPN		1		# text files (TX, TY)
+define	TX_CLS		2
+define	TX_GET		3
+define	TX_PUT		4
+define	TX_FLS		5
+define	TX_SEK		6
+define	TX_NOT		7
+define	TX_STT		8
+
+define	MT_OP		1		# magtape zz-routines
+define	MT_CL		2
+define	MT_RD		3
+define	MT_WR		4
+define	MT_WT		5
+define	MT_ST		6
+define	MT_RW		7