Manual — Plan9 4ed

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((exception)) INDEX.html

1

0intro	introduction to Plan 9	[ intro ]
2a	assemblers	[ 1a, 2a, 5a, 7a, 8a, ka, qa, va ]
2c	C compilers	[ 1c, 2c, 5c, 7c, 8c, kc, qc, vc ]
2l	loaders	[ 1l, 2l, 5l, 7l, 8l, kl, ql, vl ]
acid	debugger	[ acid, truss, trump ]
acme	interactive text windows	[ acme, win, awd ]
ap	fetch Associated Press news articles
ar	archive and library maintainer
ascii	interpret ASCII, Unicode characters	[ ascii, unicode ]
awk	pattern-directed scanning and processing language
basename	strip file name affixes
bc	arbitrary-precision arithmetic language
bind	change name space	[ bind, mount, unmount ]
bitsyload	bitsy-specific utilities	[ bitsyload, light, pencal, keyboard, params, prompter ]
bundle	collect files for distribution
cal	print calendar
calendar	print upcoming events
cat	catenate files	[ cat, read ]
cb	C program beautifier	[ cb ]
chgrp	change file group
chmod	change mode
cleanname	clean a path name
cmp	compare two files
colors	display color map	[ getmap, colors ]
comm	select or reject lines common to two sorted files
con	remote login, execution, and XMODEM file transfer	[ con, telnet, rx, xms, xmr ]
cp	copy, move files	[ cp, fcp, mv ]
cpp	C language preprocessor
cpu	connection to cpu server
crop	frame, crop, and convert image	[ crop, iconv ]
date	date and time	[ date, clock ]
db	debugger
dc	desk calculator
dd	convert and copy a file
delkey	delete keys from factotum
deroff	remove formatting requests	[ deroff, delatex ]
diff	differential file comparator
doc2txt	extract printable strings from Microsoft Office documents	[ doc2txt, xls2txt olefs, mswordstrings msexceltable ]
doctype	intuit command line for formatting a document
du	disk usage
echo	print arguments
ed	text editor
emacs	editor macros
eqn	typeset mathematics
expect	dialer scripting tools	[ at, drain, expect, pass ]
faces	mailbox interface	[ faces, seemail, vwhois ]
factor	factor a number, generate large primes	[ factor, primes ]
file	determine file type
filter	filtering mail	[ filter, list, deliver, token, vf ]
fmt	simple text formatters	[ fmt, htmlfmt ]
fortune	sample lines from a file
freq	print histogram of character frequencies
games	time wasters	[ mahjongg, sokoban, sudoku ]
grap	pic preprocessor for drawing graphs
graph	draw a graph
grep	search a file for a pattern
gs	Aladdin Ghostscript (PostScript and PDF language interpreter)
gview	interactive graph viewer
gzip	compress and expand data	[ gzip, gunzip, bzip2, bunzip2, zip, unzip ]
hget	retrieve a web page corresponding to a url
history	print file names from the dump
hoc	interactive floating point language
idiff	interactive diff
join	relational database operator
jpg	view and convert pictures	[ jpg, gif, png, ppm, bmp, yuv, ico, togif, toppm, topng, toico ]
kbmap	show a list of available keyboard maps and switch between them.
kill	print commands to kill processes	[ kill, slay, broke ]
ktrace	interpret kernel stack dumps
leak	examine family of processes for memory leaks
lens	interactive screen magnifier
lex	generator of lexical analysis programs
look	find lines in a sorted list
lp	printer output
ls	list contents of directory	[ ls, lc ]
mail	mail and mailboxes
man	print or find pages of this manual	[ man, lookman, sig ]
marshal	formatting and sending mail
mc	multicolumn print
mk	maintain (make) related files	[ mk, membername ]
mkdir	make a directory
mlmgr	unmoderated mailing lists	[ ml, mlmgr, mlowner ]
ms2html	convert between troff’s ms macros and html	[ ms2html, html2ms ]
nedmail	reading mail
netstat	summarize network connections
news	print news items
nm	name list (symbol table)
ns	display name space
p	paginate
page	view FAX, image, graphic, PostScript, PDF, and typesetter output files
passwd	change user password	[ passwd, netkey, iam ]
patch	simple patch creation and tracking system
pcc	APE C compiler driver
pic	troff and tex preprocessors for drawing pictures	[ pic, tpic ]
pipefile	attach filter to file in name space
plot	graphics filter
plumb	send message to plumber
pr	print file
prof	display profiling data	[ prof, tprof, kprof ]
proof	troff output interpreter
ps	process status	[ ps, psu ]
ps2pdf	convert between PostScript and PDF	[ ps2pdf, pdf2ps ]
pwd	working directory	[ pwd, pbd ]
rc	command language	[ rc, cd, eval, exec, exit, flag, rfork, shift, wait, whatis, ., ~ ]
replica	client-server replica management	[ changes, pull, push, scan ]
resample	resample a picture
rio	window system	[ rio, label, window, wloc ]
rm	remove files
rwd	maintain remote working directory	[ rwd, conswdir ]
sam	screen editor with structural regular expressions	[ sam, B, sam.save, samterm ]
secstore	secstore commands	[ aescbc, ipso, secstore ]
sed	stream editor
seq	print sequences of numbers
size	print size of executable files
sleep	suspend execution for an interval
sort	sort and/or merge files
spell	find spelling errors	[ spell, sprog ]
spin	verification tool for concurrent systems
split	split a file into pieces
src	find source code for executable
ssh	secure login and file copy from/to Unix or Plan 9	[ ssh, sshnet, scp, sshserve ]
stop	print commands to stop and start processes	[ stop, start ]
strings	extract printable strings
strip	remove symbols from binary files
sum	sum and count blocks in a file	[ sum, md5sum, sha1sum ]
syscall	test a system call
tail	deliver the last part of a file
tar	archiver
tbl	format tables for nroff or troff
tcs	translate character sets
tee	pipe fitting
tel	look in phone book	[ tel, iwhois ]
test	set status according to condition
thesaurus	search online thesaurus
time	time a command
touch	set modification date of a file
tr	translate characters
trace	show (real-time) process behavior
troff	text formatting and typesetting	[ troff, nroff ]
troff2html	convert troff output into HTML
tweak	edit image files, subfont files, face files, etc.
uniq	report repeated lines in a file
units	conversion program
uptime	show how long the system has been running
vac	create a vac archive on Venti
vi	instruction simulators	[ 5i, ki, vi, qi ]
vnc	remote frame buffer server and viewer for Virtual Network Computing (VNC)	[ vncs, vncv ]
vt	emulate a VT-100 or VT-220 terminal
wc	word count
who	who is using the machine	[ who, whois ]
winwatch	monitor rio windows
xd	hex, octal, decimal, or ASCII dump
yacc	yet another compiler-compiler
yesterday	print file names from the dump

2

0intro	introduction to library functions	[ intro ]
9p	9P file service	[ Srv, dirread9p, emalloc9p, erealloc9p, estrdup9p, postfd, postmountsrv, readbuf, readstr, respond, threadpostmountsrv, srv ]
9pcmdbuf	control message parsing	[ Cmdbuf, parsecmd, respondcmderror, lookupcmd ]
9pfid	9P fid, request tracking	[ Fid, Fidpool, allocfidpool, freefidpool, allocfid, closefid, lookupfid, removefid, Req, Reqpool, allocreqpool, freereqpool, allocreq, closereq, lookupreq, removereq ]
9pfile	in-memory file hierarchy	[ Tree, alloctree, freetree, File, createfile, closefile, removefile, walkfile, opendirfile, readdirfile, closedirfile, hasperm ]
abort	generate a fault
abs	integer absolute values	[ abs, labs ]
access	determine accessibility of file
addpt	arithmetic on points and rectangles	[ addpt, subpt, mulpt, divpt, rectaddpt, rectsubpt, insetrect, canonrect, eqpt, eqrect, ptinrect, rectinrect, rectXrect, rectclip, combinerect, Dx, Dy, Pt, Rect, Rpt ]
aes	advanced encryption standard (rijndael)	[ setupAESstate, aesCBCencrypt, aesCBCdecrypt ]
allocimage	allocating, freeing, reading, writing images	[ allocimage, allocimagemix, freeimage, nameimage, namedimage, setalpha, loadimage, cloadimage, unloadimage, readimage, writeimage, bytesperline, wordsperline ]
arg	process option letters from argv	[ ARGBEGIN, ARGEND, ARGC, ARGF, EARGF, arginit, argopt ]
arith3	operations on 3-d points and planes	[ add3, sub3, neg3, div3, mul3, eqpt3, closept3, dot3, cross3, len3, dist3, unit3, midpt3, lerp3, reflect3, nearseg3, pldist3, vdiv3, vrem3, pn2f3, ppp2f3, fff2p3, pdiv4, add4, sub4 ]
assert	check program invariants
atof	convert text to numbers	[ atof, atoi, atol, atoll, charstod, strtod, strtol, strtoll, strtoul, strtoull ]
auth	routines for authenticating users	[ amount, newns, addns, login, noworld, auth_proxy, fauth_proxy, auth_allocrpc, auth_freerpc, auth_rpc, auth_getkey, amount_getkey, auth_freeAI, auth_chuid, auth_challenge, auth_response, auth_freechal, auth_respond, auth_userpasswd, auth_getuserpasswd, auth_getinfo ]
authsrv	routines for communicating with authentication servers	[ authdial, passtokey, nvcsum, readnvram, convT2M, convM2T, convTR2M, convM2TR, convA2M, convM2A, convPR2M, convM2PR, _asgetticket, _asrdresp ]
bin	grouped memory allocation	[ binalloc, bingrow, binfree ]
bind	change name space	[ bind, mount, unmount ]
bio	buffered input/output	[ Bopen, Binit, Binits, Brdline, Brdstr, Bgetc, Bgetrune, Bgetd, Bungetc, Bungetrune, Bread, Bseek, Boffset, Bfildes, Blinelen, Bputc, Bputrune, Bprint, Bvprint, Bwrite, Bflush, Bterm, Bbuffered ]
blowfish	blowfish encryption	[ setupBFstate, bfCBCencrypt, bfCBCdecrypt, bfECBencrypt, bfECBdecrypt ]
brk	change memory allocation	[ brk, sbrk ]
cachechars	font utilities	[ cachechars, agefont, loadchar, Subfont, Fontchar, Font ]
chdir	change working directory
cleanname	clean a path name
color	colors and color maps	[ cmap2rgb, cmap2rgba, rgb2cmap ]
complete	file name completion
control	interactive graphical controls	[ Control, Controlset, activate, closecontrol, closecontrolset, controlcalled, controlwire, createbox, createboxbox, createbutton, createcolumn, createentry, createkeyboard, createlabel, createmenu, createradiobutton, createrow, createscribble, createslider, createstack, createtab, createtext, createtextbutton, ctlerror, ctlmalloc, ctlrealloc, ctlstrdup, ctlprint, deactivate, freectlfont, freectlimage, initcontrols, namectlfont, namectlimage, newcontrolset, resizecontrolset ]
cputime	cpu time in this process and children	[ cputime, times ]
ctime	convert date and time	[ ctime, localtime, gmtime, asctime, tm2sec, timezone ]
ctype	ASCII character classification	[ isalpha, isupper, islower, isdigit, isxdigit, isalnum, isspace, ispunct, isprint, isgraph, iscntrl, isascii, toascii, _toupper, _tolower, toupper, tolower ]
debugger	machine-independent debugger functions	[ cisctrace, risctrace, ciscframe, riscframe, localaddr, symoff, fpformat, beieee80ftos, beieeesftos, beieeedftos, leieee80ftos, leieeesftos, leieeedftos, ieeesftos, ieeedftos ]
des	single and triple digital encryption standard	[ setupDESstate, des_key_setup, block_cipher, desCBCencrypt, desCBCdecrypt, desECBencrypt, desECBdecrypt, des3CBCencrypt, des3CBCdecrypt, des3ECBencrypt, des3ECBdecrypt, key_setup, des56to64, des64to56, setupDES3state, triple_block_cipher ]
dial	make and break network connections	[ dial, hangup, announce, listen, accept, reject, netmkaddr, setnetmtpt, getnetconninfo, freenetconninfo ]
dirread	read directory	[ dirread, dirreadall ]
disk	generic disk device interface	[ opendisk, Disk ]
draw	graphics functions	[ Image, draw, gendraw, drawreplxy, drawrepl, replclipr, line, poly, fillpoly, bezier, bezspline, fillbezier, fillbezspline, ellipse, fillellipse, arc, fillarc, icossin, icossin2, border, string, stringn, runestring, runestringn, stringbg, stringnbg, runestringbg, runestringnbg, _string, ARROW, drawsetdebug ]
dsa	digital signature algorithm	[ dsagen, dsasign, dsaverify, dsapuballoc, dsapubfree, dsaprivalloc, dsaprivfree, dsasigalloc, dsasigfree, dsaprivtopub ]
dup	duplicate an open file descriptor
elgamal	elgamal encryption	[ eggen, egencrypt, egdecrypt, egsign, egverify, egpuballoc, egpubfree, egprivalloc, egprivfree, egsigalloc, egsigfree, egprivtopub ]
encode	encoding byte arrays as strings	[ dec64, enc64, dec32, enc32, dec16, enc16, encodefmt ]
encrypt	DES encryption	[ encrypt, decrypt, netcrypt ]
errstr	description of last system call error	[ errstr, rerrstr, werrstr ]
event	graphics events	[ event, einit, estart, estartfn, etimer, eread, emouse, ekbd, ecanread, ecanmouse, ecankbd, ereadmouse, eatomouse, eresized, egetrect, edrawgetrect, emenuhit, emoveto, esetcursor, Event, Mouse, Menu ]
exec	execute a file	[ exec, execl, _clock, _privates, _nprivates ]
exits	terminate process, process cleanup	[ exits, _exits, atexit, atexitdont, terminate ]
exp	exponential, logarithm, power, square root	[ exp, log, log10, pow, pow10, sqrt ]
fauth	set up authentication on a file descriptor to a file server
fcall	interface to Plan 9 File protocol	[ Fcall, convS2M, convD2M, convM2S, convM2D, fcallfmt, dirfmt, dirmodefmt, read9pmsg, statcheck, sizeS2M, sizeD2M ]
fd2path	return file name associated with file descriptor
fgetc	Stdio input and output	[ fgetc, getc, getchar, fputc, putc, putchar, ungetc, fgets, gets, fputs, puts, fread, fwrite ]
flate	deflate compression	[ deflateinit, deflate, deflatezlib, deflateblock, deflatezlibblock, inflateinit, inflate, inflatezlib, inflateblock, inflatezlibblock, flateerr, mkcrctab, blockcrc, adler32 ]
floor	absolute value, remainder, floor, ceiling functions	[ fabs, fmod, floor, ceil ]
fmtinstall	support for user-defined print formats and output routines	[ fmtinstall, dofmt, dorfmt, fmtprint, fmtvprint, fmtrune, fmtstrcpy, fmtrunestrcpy, fmtfdinit, fmtfdflush, fmtstrinit, fmtstrflush, runefmtstrinit, runefmtstrflush, errfmt ]
fopen	standard buffered input/output package	[ fopen, freopen, fdopen, fileno, fclose, sopenr, sopenw, sclose, fflush, setvbuf, setbuf, fgetpos, ftell, fsetpos, fseek, rewind, feof, ferror, clearerr ]
fork	manipulate process resources	[ fork, rfork ]
fprintf	print formatted output	[ fprintf, printf, sprintf, snprintf, vfprintf, vprintf, vsprintf, vsnprintf ]
frame	frames of text	[ frinit, frsetrects, frinittick, frclear, frcharofpt, frptofchar, frinsert, frdelete, frselect, frtick, frselectpaint, frdrawsel, frdrawsel0, frgetmouse ]
frexp	split into mantissa and exponent	[ frexp, ldexp, modf ]
fscanf	scan formatted input	[ fscanf, scanf, sscanf, vfscanf ]
fversion	initialize 9P connection and negotiate version
genrandom	random number generation	[ genrandom, prng ]
getcallerpc	fetch return PC of current function
getenv	access environment variables	[ getenv, putenv ]
getfcr	control floating point	[ getfcr, setfcr, getfsr, setfsr ]
getfields	break a string into fields	[ getfields, gettokens, tokenize ]
getpid	get process ids	[ getpid, getppid ]
getuser	get user or system name	[ getuser, sysname ]
getwd	get current directory
graphics	interactive graphics	[ Display, Point, Rectangle, Cursor, initdraw, geninitdraw, drawerror, initdisplay, closedisplay, getdefont, getwindow, gengetwindow, flushimage, bufimage, lockdisplay, unlockdisplay, cursorswitch, cursorset, openfont, buildfont, freefont, Pfmt, Rfmt, strtochan, chantostr, chantodepth ]
html	HTML parser	[ parsehtml, printitems, validitems, freeitems, freedocinfo, dimenkind, dimenspec, targetid, targetname, fromStr, toStr ]
httpd	routines for creating an http server	[ HConnect, HContent, HContents, HETag, HFields, Hio, Htmlesc, HttpHead, HttpReq, HRange, HSPairs, hmydomain, hversion, htmlesc, halloc, hbodypush, hbuflen, hcheckcontent, hclose, hdate2sec, hdatefmt, hfail, hflush, hgetc, hgethead, hinit, hiserror, hload, hlower, hmkcontent, hmkhfields, hmkmimeboundary, hmkspairs, hmoved, hokheaders, hparseheaders, hparsequery, hparsereq, hprint, hputc, hreadbuf, hredirected, hreqcleanup, hrevhfields, hrevspairs, hstrdup, http11, httpfmt, httpunesc, hunallowed, hungetc, hunload, hurlfmt, hurlunesc, hvprint, hwrite, hxferenc ]
hypot	Euclidean distance
intmap	integer to data structure maps	[ Intmap, allocmap, freemap, insertkey, caninsertkey, lookupkey, deletekey ]
ioproc	slave I/O processes for threaded programs	[ closeioproc, iocall, ioclose, iointerrupt, iodial, ioopen, ioproc, ioread, ioreadn, iowrite ]
iounit	return size of atomic I/O unit for file descriptor
ip	Internet protocol	[ eipfmt, parseip, parseipmask, v4parseip, v4parsecidr, parseether, myipaddr, myetheraddr, maskip, equivip4, equivip6, defmask, isv4, v4tov6, v6tov4, nhgetv, nhgetl, nhgets, hnputv, hnputl, hnputs, ptclbsum, readipifc ]
isalpharune	Unicode character classes and cases	[ isalpharune, islowerrune, isspacerune, istitlerune, isupperrune, tolowerrune, totitlerune, toupperrune ]
keyboard	keyboard control	[ initkeyboard, ctlkeyboard, closekeyboard ]
lock	spin locks, queueing rendezvous locks, reader-writer locks, rendezvous points, and reference counts	[ lock, canlock, unlock, qlock, canqlock, qunlock, rlock, canrlock, runlock, wlock, canwlock, wunlock, rsleep, rwakeup, rwakeupall incref, decref ]
mach	machine-independent access to executable files	[ crackhdr, machbytype, machbyname, newmap, setmap, findseg, unusemap, loadmap, attachproc, get1, get2, get4, get8, put1, put2, put4, put8, beswab, beswal, beswav, leswab, leswal, leswav ]
malloc	memory allocator	[ malloc, mallocalign, mallocz, free, realloc, calloc, msize, setmalloctag, setrealloctag, getmalloctag, getrealloctag, malloctopoolblock ]
matrix	Geometric transformations	[ ident, matmul, matmulr, determinant, adjoint, invertmat, xformpoint, xformpointd, xformplane, pushmat, popmat, rot, qrot, scale, move, xform, ixform, persp, look, viewport ]
memdraw	drawing routines for memory-resident images	[ Memimage, Memdata, Memdrawparam, memimageinit, wordaddr, byteaddr, memimagemove, allocmemimage, allocmemimaged, readmemimage, creadmemimage, writememimage, freememimage, memsetchan, loadmemimage, cloadmemimage, unloadmemimage, memfillcolor, memarc, mempoly, memellipse, memfillpoly, memimageline, memimagedraw, drawclip, memlinebbox, memlineendsize, allocmemsubfont, openmemsubfont, freememsubfont, memsubfontwidth, getmemdefont, memimagestring, iprint, hwdraw ]
memlayer	windows of memory-resident images	[ memdraw, memlalloc, memldelete, memlexpose, memlfree, memlhide, memline, memlnorefresh, memload, memunload, memlorigin, memlsetrefresh, memltofront, memltofrontn, memltorear, memltorearn ]
memory	memory operations	[ memccpy, memchr, memcmp, memcpy, memmove, memset ]
mktemp	make a unique file name
mouse	mouse control	[ initmouse, readmouse, closemouse, moveto, cursorswitch, getrect, drawgetrect, menuhit, setcursor ]
mp	extended precision arithmetic	[ mpsetminbits, mpnew, mpfree, mpbits, mpnorm, mpcopy, mpassign, mprand, strtomp, mpfmt, mptoa, betomp, mptobe, letomp, mptole, mptoui, uitomp, mptoi, itomp, uvtomp, mptouv, vtomp, mptov, mpdigdiv, mpadd, mpsub, mpleft, mpright, mpmul, mpexp, mpmod, mpdiv, mpcmp, mpextendedgcd, mpinvert, mpsignif, mplowbits0, mpvecdigmuladd, mpvecdigmulsub, mpvecadd, mpvecsub, mpveccmp, mpvecmul, mpmagcmp, mpmagadd, mpmagsub, crtpre, crtin, crtout, crtprefree, crtresfree ]
muldiv	high-precision multiplication and division	[ muldiv, umuldiv ]
nan	not-a-number and infinity functions	[ NaN, Inf, isNaN, isInf ]
ndb	network database	[ ndbopen, ndbcat, ndbchanged, ndbclose, ndbreopen, ndbsearch, ndbsnext, ndbgetvalue, ndbfree, ipattr, ndbgetipaddr, ndbipinfo, csipinfo, ndbhash, ndbparse, csgetvalue, ndbfindattr, dnsquery, ndbdiscard, ndbconcatenate, ndbreorder, ndbsubstitute, ndbgetval, csgetval, ndblookval ]
notify	handle asynchronous process notification	[ notify, noted, atnotify ]
object	object file interpretation functions	[ objtype, readobj, objtraverse, isar, nextar, readar ]
open	open a file for reading or writing, create file	[ open, create, close ]
perror	system error messages	[ perror, syslog, sysfatal ]
pipe	create an interprocess channel
plumb	plumb messages	[ eplumb, plumbfree, plumbopen, plumbsend, plumbsendtext, plumblookup, plumbpack, plumbpackattr, plumbaddattr, plumbdelattr, plumbrecv, plumbunpack, plumbunpackpartial, plumbunpackattr, Plumbmsg ]
pool	general memory management routines	[ poolalloc, poolallocalignspan, poolfree, poolmsize, poolrealloc, poolcompact, poolcheck, poolblockcheck, pooldump ]
postnote	send a note to a process or process group
prime	prime number generation	[ genprime, gensafeprime, genstrongprime, DSAprimes, probably_prime, smallprimetest ]
print	print formatted output	[ print, fprint, sprint, snprint, seprint, smprint, runesprint, runesnprint, runeseprint, runesmprint, vfprint, vsnprint, vseprint, vsmprint, runevsnprint, runevseprint, runevsmprint ]
privalloc	per-process private storage management	[ privalloc, privfree ]
proto	parse and process a proto file listing	[ rdproto ]
pushssl	attach SSL version 2 encryption to a communication channel
pushtls	attach TLS1 or SSL3 encryption to a communication channel	[ pushtls, tlsClient, tlsServer, initThumbprints, freeThumbprints, okThumbprint, readcert, readcertchain ]
qball	3-d rotation controller
qsort	quicker sort
quaternion	Quaternion arithmetic	[ qtom, mtoq, qadd, qsub, qneg, qmul, qdiv, qunit, qinv, qlen, slerp, qmid, qsqrt ]
quote	quoted character strings	[ quotestrdup, quoterunestrdup, unquotestrdup, unquoterunestrdup, quotestrfmt, quoterunestrfmt, quotefmtinstall, doquote, needsrcquote ]
rand	random number generator	[ rand, lrand, frand, nrand, lnrand, srand, truerand, ntruerand, fastrand, nfastrand ]
rc4	alleged rc4 encryption	[ setupRC4state, rc4, rc4skip, rc4back ]
read	read or write file	[ read, readn, write, pread, pwrite ]
readcolmap	access display color map	[ RGB, readcolmap, writecolmap ]
readv	scatter/gather read and write	[ readv, writev, preadv, pwritev ]
regexp	regular expression	[ regcomp, regcomplit, regcompnl, regexec, regsub, rregexec, rregsub, regerror ]
remove	remove a file
rendezvous	user level process synchronization
rsa	RSA encryption algorithm	[ asn1dump, asn1toRSApriv, decodePEM, rsadecrypt, rsaencrypt, rsagen, rsaprivalloc, rsaprivfree, rsaprivtopub, rsapuballoc, rsapubfree, X509toRSApub, X509gen, X509verify ]
rune	rune/UTF conversion	[ runetochar, chartorune, runelen, runenlen, fullrune, utfecpy, utflen, utfnlen, utfrune, utfrrune, utfutf ]
runestrcat	rune string operations	[ runestrcat, runestrncat, runestrcmp, runestrncmp, runestrcpy, runestrncpy, runestrecpy, runestrlen, runestrchr, runestrrchr, runestrdup, runestrstr ]
scribble	character recognition	[ scribblealloc, recognize ]
scsi	SCSI device operations	[ openscsi, scsiready, scsi, scsicmd, scsierror ]
sechash	cryptographically secure hashes	[ md4, md5, sha1, hmac_md5, hmac_sha1, md5pickle, md5unpickle, sha1pickle, sha1unpickle ]
seek	change file offset
segattach	map/unmap a segment in virtual memory	[ segattach, segdetach, segfree ]
segbrk	change memory allocation
segflush	flush instruction and data caches
setjmp	non-local goto	[ setjmp, longjmp, notejmp ]
sin	trigonometric functions	[ sin, cos, tan, asin, acos, atan, atan2 ]
sinh	hyperbolic functions	[ sinh, cosh, tanh ]
sleep	delay, ask for delayed note	[ sleep, alarm ]
stat	get and put file status	[ stat, fstat, wstat, fwstat, dirstat, dirfstat, dirwstat, dirfwstat, nulldir ]
strcat	string operations	[ strcat, strncat, strcmp, strncmp, cistrcmp, cistrncmp, strcpy, strncpy, strecpy, strlen, strchr, strrchr, strpbrk, strspn, strcspn, strtok, strdup, strstr, cistrstr ]
string	extensible strings	[ s_alloc, s_append, s_array, s_copy, s_error, s_free, s_incref, s_memappend, s_nappend, s_new, s_newalloc, s_parse, s_reset, s_restart, s_terminate, s_tolower, s_putc, s_unique, s_grow, s_read, s_read_line, s_getline ]
stringsize	graphical size of strings	[ stringsize, stringwidth, stringnwidth, runestringsize, runestringwidth, runestringnwidth ]
subfont	subfont manipulation	[ allocsubfont, freesubfont, installsubfont, lookupsubfont, uninstallsubfont, subfontname, readsubfont, readsubfonti, writesubfont, stringsubfont, strsubfontwidth, mkfont ]
symbol	symbol table access functions	[ syminit, getsym, symbase, pc2sp, pc2line, textseg, line2addr, lookup, findlocal, getauto, findsym, localsym, globalsym, textsym, file2pc, fileelem, filesym, fileline, fnbound ]
thread	thread and proc management	[ alt, chancreate, chanfree, chaninit, chanprint, mainstacksize, proccreate, procdata, procexec, procexecl, procrfork, recv, recvp, recvul, send, sendp, sendul, nbrecv, nbrecvp, nbrecvul, nbsend, nbsendp, nbsendul, threadcreate, threaddata, threadexits, threadexitsall, threadgetgrp, threadgetname, threadint, threadintgrp, threadkill, threadkillgrp, threadmain, threadnotify, threadid, threadpid, threadsetgrp, threadsetname, threadwaitchan, yield ]
time	time in seconds and nanoseconds since epoch	[ time, nsec ]
tmpfile	Stdio temporary files	[ tmpfile, tmpnam ]
wait	wait for a process to exit	[ await, wait, waitpid ]
window	window management	[ Screen, allocscreen, publicscreen, freescreen, allocwindow, bottomwindow, bottomnwindows, topwindow, topnwindows, originwindow ]

3

0intro	introduction to the Plan 9 devices	[ intro ]
apm	Advanced Power Management 1.2 BIOS interface
arch	architecture-specific information and control
audio	SoundBlaster audio controller
cap	capabilities for setting the user id of processes
cons	console, clocks, process/process group ids, user, null, reboot, etc.
draw	screen graphics
dup	dups of open files
env	environment variables
ether	Ethernet device
floppy	floppy disk interface
fs	file system devices
i82365	Personal Computer Memory Card Interface Association (PCMCIA) device
ip	network protocols over IP
kbmap	keyboard map
kprof	kernel profiling
loopback	network link simulation
lpt	parallel port interface for PC’s
mnt	attach to 9P servers
mouse	kernel mouse interface	[ mouse, cursor ]
pipe	two-way interprocess communication
pnp	Plug ’n’ Play ISA and PCI Interfaces
proc	running processes
root	the root file system
rtc	real-time clock and non-volatile RAM
sd	storage device interface
segment	long lived memory segments
srv	server registry
ssl	SSL record layer
tls	TLS1 and SSL3 record layer
uart	serial communication control	[ uart, eia ]
usb	USB Host Controller Interface
vga	VGA controller device

4

0intro	introduction to file servers	[ intro ]
acme	control files for text windows
archfs	mount mkfs-style archive
cdfs	CD reader and writer file system	[ cdfs, cddb ]
cfs	cache file system
consolefs	file system for console access	[ consolefs, C, clog ]
dossrv	DOS and ISO9660 file systems	[ dossrv, 9660srv, a:, b:, c:, d:, 9fat:, dosmnt, eject ]
execnet	network interface to program execution
exportfs	network file server plumbing	[ exportfs, srvfs ]
ext2srv	ext2 file system
factotum	authentication agent	[ factotum, fgui ]
fossil	archival file server
fs	file server, dump
ftpfs	file transfer protocol (FTP) file system
import	import a name space from a remote system
iostats	file system to measure I/O
keyfs	authentication database files	[ keyfs, warning ]
kfs	disk file system
lnfs	long name file system
mntgen	automatically generate mount points for file systems
namespace	structure of conventional file name space
nfs	Sun network file system client
nntpfs	network news transport protocol (NNTP) file system
paqfs	compressed read-only file system
plumber	file system for interprocess messaging
ramfs	memory file system
ratfs	mail address ratification file system
rdbfs	remote kernel debugging file system
rio	window system files
sacfs	compressed file system
snap	create and mount process snapshots	[ snap, snapfs ]
srv	start network file service	[ srv, srvold9p, 9fs, srvssh ]
tapefs	mount archival file systems	[ 32vfs, cpiofs, tapfs, tarfs, tpfs, v6fs, v10fs, zipfs ]
telco	telephone dialer network	[ telco, faxreceive, faxsend, fax, telcofax, telcodata ]
u9fs	serve 9P from Unix
upasfs	mail file server
usb	Universal Serial Bus user level device drivers	[ usbmouse, usbaudio, usbprinter ]
usbd	Universal Serial Bus daemon
vacfs	a Venti-based file system
webcookies	HTTP cookie manager
webfs	world wide web file system
wikifs	wiki file system	[ wikifs, wikipost ]

5

0intro	introduction to the Plan 9 File Protocol, 9P	[ intro ]
attach	messages to establish a connection	[ attach, auth ]
clunk	forget about a fid
error	return an error
flush	abort a message
open	prepare a fid for I/O on an existing or new file	[ open, create ]
read	transfer data from and to a file	[ read, write ]
remove	remove a file from a server
stat	inquire or change file attributes	[ stat, wstat ]
version	negotiate protocol version
walk	descend a directory hierarchy

6

0intro	introduction to file formats	[ intro ]
a.out	object file format
ar	archive (library) file format
authsrv	authentication service	[ ticket ]
color	representation of pixels and colors
face	face files
font	external format for fonts and subfonts	[ font, subfont ]
image	external format for images
keyboard	how to type characters
keys.who	biographic information for key holders
man	macros to typeset manual
map	digitized map formats
mpictures	picture inclusion macros
ms	macros for formatting manuscripts
namespace	name space description file
ndb	Network database
plot	graphics interface
plumb	format of plumb messages and rules
regexp	regular expression notation
rewrite	mail rewrite rules
smtpd	SMTP listener configuration
snap	process snapshots
thumbprint	public key thumbprints
users	file server user list format
utf	character set and format	[ UTF, Unicode, ASCII, rune ]
venti.conf	a venti configuration file
vgadb	VGA controller and monitor database

7

0intro	introduction to databases	[ intro ]
astro	print astronomical information
dict	dictionary browser
juke	music jukebox
map	draw maps on various projections	[ map, mapdemo ]
playlistfs	playlist file system
scat	sky catalogue and Digitized Sky Survey

8

0intro	introduction to system administration	[ intro ]
9load	PC bootstrap program	[ 9load, ld, 9pxeload ]
9pcon	9P to text translator
aan	always available network
aliasmail	expand system wide mail aliases
apm	Advanced Power Management 1.2 BIOS interface
auth	maintain authentication databases	[ changeuser, wrkey, convkeys, convkeys2, printnetkey, status, authsrv, guard.srv, login, disable, enable ]
boot	connect to the root file server
booting	bootstrapping procedures
checkarenas	check the integrity, and optionally fix, Venti arenas
cpurc	boot script	[ cpurc, termrc ]
cron	clock daemon
dhcpd	Internet booting	[ dhcpd, dhcpleases, rarpd, tftpd ]
drawterm	connect to Plan 9 CPU servers from other operating systems
fossilcons	fossil console commands
fs	file server maintenance	[ fs, exsort ]
fsconfig	configuring a file server
httpd	HTTP server	[ httpd, mirror, save, imagemap, man2html, webls ]
init	initialize machine upon booting
ipconfig	Internet configuration and routing	[ ipconfig, rip ]
ipserv	Internet remote access daemons	[ telnetd, rlogind, rexexec, ftpd ]
kfscmd	kfs administration	[ kfscmd, ksync ]
listen	listen for calls on a network device	[ listen, listen1, il7, il9, il19, il565, il566, il17007, il17008, il17009, il17013, il17031, tcp7, tcp9, tcp19, tcp21, tcp23, tcp25, tcp53, tcp110, tcp113, tcp143, tcp513, tcp515, tcp564, tcp565, tcp566, tcp567, tcp993, tcp17007, tcp17009, tcp17013 ]
lp	PostScript preprocessors
mk9660	create an ISO-9660 CD image	[ dump9660, mk9660 ]
mkfs	archive or update a file system	[ mkfs, mkext ]
mkpaqfs	make a compressed read-only file system
mksacfs	make a compressed file system
mouse	configure a mouse to a port	[ aux/mouse, aux/accupoint ]
na	assembler for the Symbios Logic PCI-SCSI I/O Processors
ndb	network database	[ query, mkhash, mkdb, cs, csquery, dns, dnsquery, ipquery, dnsdebug, mkhosts ]
newuser	adding a new user
nfsserver	NFS service	[ nfsserver, portmapper, pcnfsd, 9auth ]
pcmcia	identify a PCMCIA card
pem	encode files in Privacy Enhanced Mail (PEM) format	[ pemdecode, pemencode ]
ping	probe the Internet	[ ping, gping, traceroute, hogports ]
plan9.ini	configuration file for PCs
pop3	mail servers	[ pop3, imap4d ]
ppp	point to point protocol	[ ppp, pppoe, pptp, pptpd ]
prep	prepare hard and floppy diskettes, flashes	[ prep, fdisk, format, mbr ]
qer	queue management for spooled files	[ qer, runq ]
reboot	reboot the system upon loss of remote file server connection
replica	simple client-server replica management	[ applychanges, applylog, compactdb, updatedb ]
rsa	generate and format rsa keys	[ rsagen, rsafill, asn12rsa, rsa2pub, rsa2ssh, rsa2x509 ]
scanmail	spam filters	[ scanmail, testscan ]
scuzz	SCSI target control
secstore	secstore commands	[ secstored, secuser ]
securenet	Digital Pathways SecureNet Key remote authentication box
send	mail routing and delivery
smtp	mail transport	[ smtp, smtpd ]
snoopy	spy on network packets
stats	display graphs of system activity
stub	provide mount point stubs
swap	establish a swap file
timesync	synchronize the system clock to a time source
tlssrv	TLS server and client	[ tlssrv, tlsclient, tlssrvtunnel, tlsclienttunnel ]
trampoline	forward incoming calls to another address
udpecho	echo UDP packets
update	administration for local file systems	[ bootfloppy, bootplan9, bootwin9x, bootwinnt, personalize, setup.9fat, setup.disk, setup.kfs, update ]
venti	an archival block storage server
ventiaux	Venti maintenance and debugging commands	[ buildindex, checkarenas, checkindex, conf, copy, fmtarenas, fmtindex, fmtisect, rdarena, rdarenablocks, read, wrarenablocks, write ]
vga	configure a VGA card

Museum

Anchors

Manual — Plan9 4ed

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