/usr/share/tcltk/tcllib1.18/otp/otp.tcl is in tcllib 1.18-dfsg-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 | # otp.tcl - Copyright (C) 2006 Pat Thoyts <patthoyts@users.sourceforge.net>
#
# Tcl implementation of RFC 2289: A One-Time Password System
#
# -------------------------------------------------------------------------
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
# -------------------------------------------------------------------------
package require Tcl 8.2; # tcl minimum version
namespace eval ::otp {
namespace export otp-md4 otp-md5 otp-sha1 otp-rmd160
variable Words {
"A" "ABE" "ACE" "ACT" "AD" "ADA" "ADD"
"AGO" "AID" "AIM" "AIR" "ALL" "ALP" "AM" "AMY"
"AN" "ANA" "AND" "ANN" "ANT" "ANY" "APE" "APS"
"APT" "ARC" "ARE" "ARK" "ARM" "ART" "AS" "ASH"
"ASK" "AT" "ATE" "AUG" "AUK" "AVE" "AWE" "AWK"
"AWL" "AWN" "AX" "AYE" "BAD" "BAG" "BAH" "BAM"
"BAN" "BAR" "BAT" "BAY" "BE" "BED" "BEE" "BEG"
"BEN" "BET" "BEY" "BIB" "BID" "BIG" "BIN" "BIT"
"BOB" "BOG" "BON" "BOO" "BOP" "BOW" "BOY" "BUB"
"BUD" "BUG" "BUM" "BUN" "BUS" "BUT" "BUY" "BY"
"BYE" "CAB" "CAL" "CAM" "CAN" "CAP" "CAR" "CAT"
"CAW" "COD" "COG" "COL" "CON" "COO" "COP" "COT"
"COW" "COY" "CRY" "CUB" "CUE" "CUP" "CUR" "CUT"
"DAB" "DAD" "DAM" "DAN" "DAR" "DAY" "DEE" "DEL"
"DEN" "DES" "DEW" "DID" "DIE" "DIG" "DIN" "DIP"
"DO" "DOE" "DOG" "DON" "DOT" "DOW" "DRY" "DUB"
"DUD" "DUE" "DUG" "DUN" "EAR" "EAT" "ED" "EEL"
"EGG" "EGO" "ELI" "ELK" "ELM" "ELY" "EM" "END"
"EST" "ETC" "EVA" "EVE" "EWE" "EYE" "FAD" "FAN"
"FAR" "FAT" "FAY" "FED" "FEE" "FEW" "FIB" "FIG"
"FIN" "FIR" "FIT" "FLO" "FLY" "FOE" "FOG" "FOR"
"FRY" "FUM" "FUN" "FUR" "GAB" "GAD" "GAG" "GAL"
"GAM" "GAP" "GAS" "GAY" "GEE" "GEL" "GEM" "GET"
"GIG" "GIL" "GIN" "GO" "GOT" "GUM" "GUN" "GUS"
"GUT" "GUY" "GYM" "GYP" "HA" "HAD" "HAL" "HAM"
"HAN" "HAP" "HAS" "HAT" "HAW" "HAY" "HE" "HEM"
"HEN" "HER" "HEW" "HEY" "HI" "HID" "HIM" "HIP"
"HIS" "HIT" "HO" "HOB" "HOC" "HOE" "HOG" "HOP"
"HOT" "HOW" "HUB" "HUE" "HUG" "HUH" "HUM" "HUT"
"I" "ICY" "IDA" "IF" "IKE" "ILL" "INK" "INN"
"IO" "ION" "IQ" "IRA" "IRE" "IRK" "IS" "IT"
"ITS" "IVY" "JAB" "JAG" "JAM" "JAN" "JAR" "JAW"
"JAY" "JET" "JIG" "JIM" "JO" "JOB" "JOE" "JOG"
"JOT" "JOY" "JUG" "JUT" "KAY" "KEG" "KEN" "KEY"
"KID" "KIM" "KIN" "KIT" "LA" "LAB" "LAC" "LAD"
"LAG" "LAM" "LAP" "LAW" "LAY" "LEA" "LED" "LEE"
"LEG" "LEN" "LEO" "LET" "LEW" "LID" "LIE" "LIN"
"LIP" "LIT" "LO" "LOB" "LOG" "LOP" "LOS" "LOT"
"LOU" "LOW" "LOY" "LUG" "LYE" "MA" "MAC" "MAD"
"MAE" "MAN" "MAO" "MAP" "MAT" "MAW" "MAY" "ME"
"MEG" "MEL" "MEN" "MET" "MEW" "MID" "MIN" "MIT"
"MOB" "MOD" "MOE" "MOO" "MOP" "MOS" "MOT" "MOW"
"MUD" "MUG" "MUM" "MY" "NAB" "NAG" "NAN" "NAP"
"NAT" "NAY" "NE" "NED" "NEE" "NET" "NEW" "NIB"
"NIL" "NIP" "NIT" "NO" "NOB" "NOD" "NON" "NOR"
"NOT" "NOV" "NOW" "NU" "NUN" "NUT" "O" "OAF"
"OAK" "OAR" "OAT" "ODD" "ODE" "OF" "OFF" "OFT"
"OH" "OIL" "OK" "OLD" "ON" "ONE" "OR" "ORB"
"ORE" "ORR" "OS" "OTT" "OUR" "OUT" "OVA" "OW"
"OWE" "OWL" "OWN" "OX" "PA" "PAD" "PAL" "PAM"
"PAN" "PAP" "PAR" "PAT" "PAW" "PAY" "PEA" "PEG"
"PEN" "PEP" "PER" "PET" "PEW" "PHI" "PI" "PIE"
"PIN" "PIT" "PLY" "PO" "POD" "POE" "POP" "POT"
"POW" "PRO" "PRY" "PUB" "PUG" "PUN" "PUP" "PUT"
"QUO" "RAG" "RAM" "RAN" "RAP" "RAT" "RAW" "RAY"
"REB" "RED" "REP" "RET" "RIB" "RID" "RIG" "RIM"
"RIO" "RIP" "ROB" "ROD" "ROE" "RON" "ROT" "ROW"
"ROY" "RUB" "RUE" "RUG" "RUM" "RUN" "RYE" "SAC"
"SAD" "SAG" "SAL" "SAM" "SAN" "SAP" "SAT" "SAW"
"SAY" "SEA" "SEC" "SEE" "SEN" "SET" "SEW" "SHE"
"SHY" "SIN" "SIP" "SIR" "SIS" "SIT" "SKI" "SKY"
"SLY" "SO" "SOB" "SOD" "SON" "SOP" "SOW" "SOY"
"SPA" "SPY" "SUB" "SUD" "SUE" "SUM" "SUN" "SUP"
"TAB" "TAD" "TAG" "TAN" "TAP" "TAR" "TEA" "TED"
"TEE" "TEN" "THE" "THY" "TIC" "TIE" "TIM" "TIN"
"TIP" "TO" "TOE" "TOG" "TOM" "TON" "TOO" "TOP"
"TOW" "TOY" "TRY" "TUB" "TUG" "TUM" "TUN" "TWO"
"UN" "UP" "US" "USE" "VAN" "VAT" "VET" "VIE"
"WAD" "WAG" "WAR" "WAS" "WAY" "WE" "WEB" "WED"
"WEE" "WET" "WHO" "WHY" "WIN" "WIT" "WOK" "WON"
"WOO" "WOW" "WRY" "WU" "YAM" "YAP" "YAW" "YE"
"YEA" "YES" "YET" "YOU" "ABED" "ABEL" "ABET" "ABLE"
"ABUT" "ACHE" "ACID" "ACME" "ACRE" "ACTA" "ACTS" "ADAM"
"ADDS" "ADEN" "AFAR" "AFRO" "AGEE" "AHEM" "AHOY" "AIDA"
"AIDE" "AIDS" "AIRY" "AJAR" "AKIN" "ALAN" "ALEC" "ALGA"
"ALIA" "ALLY" "ALMA" "ALOE" "ALSO" "ALTO" "ALUM" "ALVA"
"AMEN" "AMES" "AMID" "AMMO" "AMOK" "AMOS" "AMRA" "ANDY"
"ANEW" "ANNA" "ANNE" "ANTE" "ANTI" "AQUA" "ARAB" "ARCH"
"AREA" "ARGO" "ARID" "ARMY" "ARTS" "ARTY" "ASIA" "ASKS"
"ATOM" "AUNT" "AURA" "AUTO" "AVER" "AVID" "AVIS" "AVON"
"AVOW" "AWAY" "AWRY" "BABE" "BABY" "BACH" "BACK" "BADE"
"BAIL" "BAIT" "BAKE" "BALD" "BALE" "BALI" "BALK" "BALL"
"BALM" "BAND" "BANE" "BANG" "BANK" "BARB" "BARD" "BARE"
"BARK" "BARN" "BARR" "BASE" "BASH" "BASK" "BASS" "BATE"
"BATH" "BAWD" "BAWL" "BEAD" "BEAK" "BEAM" "BEAN" "BEAR"
"BEAT" "BEAU" "BECK" "BEEF" "BEEN" "BEER" "BEET" "BELA"
"BELL" "BELT" "BEND" "BENT" "BERG" "BERN" "BERT" "BESS"
"BEST" "BETA" "BETH" "BHOY" "BIAS" "BIDE" "BIEN" "BILE"
"BILK" "BILL" "BIND" "BING" "BIRD" "BITE" "BITS" "BLAB"
"BLAT" "BLED" "BLEW" "BLOB" "BLOC" "BLOT" "BLOW" "BLUE"
"BLUM" "BLUR" "BOAR" "BOAT" "BOCA" "BOCK" "BODE" "BODY"
"BOGY" "BOHR" "BOIL" "BOLD" "BOLO" "BOLT" "BOMB" "BONA"
"BOND" "BONE" "BONG" "BONN" "BONY" "BOOK" "BOOM" "BOON"
"BOOT" "BORE" "BORG" "BORN" "BOSE" "BOSS" "BOTH" "BOUT"
"BOWL" "BOYD" "BRAD" "BRAE" "BRAG" "BRAN" "BRAY" "BRED"
"BREW" "BRIG" "BRIM" "BROW" "BUCK" "BUDD" "BUFF" "BULB"
"BULK" "BULL" "BUNK" "BUNT" "BUOY" "BURG" "BURL" "BURN"
"BURR" "BURT" "BURY" "BUSH" "BUSS" "BUST" "BUSY" "BYTE"
"CADY" "CAFE" "CAGE" "CAIN" "CAKE" "CALF" "CALL" "CALM"
"CAME" "CANE" "CANT" "CARD" "CARE" "CARL" "CARR" "CART"
"CASE" "CASH" "CASK" "CAST" "CAVE" "CEIL" "CELL" "CENT"
"CERN" "CHAD" "CHAR" "CHAT" "CHAW" "CHEF" "CHEN" "CHEW"
"CHIC" "CHIN" "CHOU" "CHOW" "CHUB" "CHUG" "CHUM" "CITE"
"CITY" "CLAD" "CLAM" "CLAN" "CLAW" "CLAY" "CLOD" "CLOG"
"CLOT" "CLUB" "CLUE" "COAL" "COAT" "COCA" "COCK" "COCO"
"CODA" "CODE" "CODY" "COED" "COIL" "COIN" "COKE" "COLA"
"COLD" "COLT" "COMA" "COMB" "COME" "COOK" "COOL" "COON"
"COOT" "CORD" "CORE" "CORK" "CORN" "COST" "COVE" "COWL"
"CRAB" "CRAG" "CRAM" "CRAY" "CREW" "CRIB" "CROW" "CRUD"
"CUBA" "CUBE" "CUFF" "CULL" "CULT" "CUNY" "CURB" "CURD"
"CURE" "CURL" "CURT" "CUTS" "DADE" "DALE" "DAME" "DANA"
"DANE" "DANG" "DANK" "DARE" "DARK" "DARN" "DART" "DASH"
"DATA" "DATE" "DAVE" "DAVY" "DAWN" "DAYS" "DEAD" "DEAF"
"DEAL" "DEAN" "DEAR" "DEBT" "DECK" "DEED" "DEEM" "DEER"
"DEFT" "DEFY" "DELL" "DENT" "DENY" "DESK" "DIAL" "DICE"
"DIED" "DIET" "DIME" "DINE" "DING" "DINT" "DIRE" "DIRT"
"DISC" "DISH" "DISK" "DIVE" "DOCK" "DOES" "DOLE" "DOLL"
"DOLT" "DOME" "DONE" "DOOM" "DOOR" "DORA" "DOSE" "DOTE"
"DOUG" "DOUR" "DOVE" "DOWN" "DRAB" "DRAG" "DRAM" "DRAW"
"DREW" "DRUB" "DRUG" "DRUM" "DUAL" "DUCK" "DUCT" "DUEL"
"DUET" "DUKE" "DULL" "DUMB" "DUNE" "DUNK" "DUSK" "DUST"
"DUTY" "EACH" "EARL" "EARN" "EASE" "EAST" "EASY" "EBEN"
"ECHO" "EDDY" "EDEN" "EDGE" "EDGY" "EDIT" "EDNA" "EGAN"
"ELAN" "ELBA" "ELLA" "ELSE" "EMIL" "EMIT" "EMMA" "ENDS"
"ERIC" "EROS" "EVEN" "EVER" "EVIL" "EYED" "FACE" "FACT"
"FADE" "FAIL" "FAIN" "FAIR" "FAKE" "FALL" "FAME" "FANG"
"FARM" "FAST" "FATE" "FAWN" "FEAR" "FEAT" "FEED" "FEEL"
"FEET" "FELL" "FELT" "FEND" "FERN" "FEST" "FEUD" "FIEF"
"FIGS" "FILE" "FILL" "FILM" "FIND" "FINE" "FINK" "FIRE"
"FIRM" "FISH" "FISK" "FIST" "FITS" "FIVE" "FLAG" "FLAK"
"FLAM" "FLAT" "FLAW" "FLEA" "FLED" "FLEW" "FLIT" "FLOC"
"FLOG" "FLOW" "FLUB" "FLUE" "FOAL" "FOAM" "FOGY" "FOIL"
"FOLD" "FOLK" "FOND" "FONT" "FOOD" "FOOL" "FOOT" "FORD"
"FORE" "FORK" "FORM" "FORT" "FOSS" "FOUL" "FOUR" "FOWL"
"FRAU" "FRAY" "FRED" "FREE" "FRET" "FREY" "FROG" "FROM"
"FUEL" "FULL" "FUME" "FUND" "FUNK" "FURY" "FUSE" "FUSS"
"GAFF" "GAGE" "GAIL" "GAIN" "GAIT" "GALA" "GALE" "GALL"
"GALT" "GAME" "GANG" "GARB" "GARY" "GASH" "GATE" "GAUL"
"GAUR" "GAVE" "GAWK" "GEAR" "GELD" "GENE" "GENT" "GERM"
"GETS" "GIBE" "GIFT" "GILD" "GILL" "GILT" "GINA" "GIRD"
"GIRL" "GIST" "GIVE" "GLAD" "GLEE" "GLEN" "GLIB" "GLOB"
"GLOM" "GLOW" "GLUE" "GLUM" "GLUT" "GOAD" "GOAL" "GOAT"
"GOER" "GOES" "GOLD" "GOLF" "GONE" "GONG" "GOOD" "GOOF"
"GORE" "GORY" "GOSH" "GOUT" "GOWN" "GRAB" "GRAD" "GRAY"
"GREG" "GREW" "GREY" "GRID" "GRIM" "GRIN" "GRIT" "GROW"
"GRUB" "GULF" "GULL" "GUNK" "GURU" "GUSH" "GUST" "GWEN"
"GWYN" "HAAG" "HAAS" "HACK" "HAIL" "HAIR" "HALE" "HALF"
"HALL" "HALO" "HALT" "HAND" "HANG" "HANK" "HANS" "HARD"
"HARK" "HARM" "HART" "HASH" "HAST" "HATE" "HATH" "HAUL"
"HAVE" "HAWK" "HAYS" "HEAD" "HEAL" "HEAR" "HEAT" "HEBE"
"HECK" "HEED" "HEEL" "HEFT" "HELD" "HELL" "HELM" "HERB"
"HERD" "HERE" "HERO" "HERS" "HESS" "HEWN" "HICK" "HIDE"
"HIGH" "HIKE" "HILL" "HILT" "HIND" "HINT" "HIRE" "HISS"
"HIVE" "HOBO" "HOCK" "HOFF" "HOLD" "HOLE" "HOLM" "HOLT"
"HOME" "HONE" "HONK" "HOOD" "HOOF" "HOOK" "HOOT" "HORN"
"HOSE" "HOST" "HOUR" "HOVE" "HOWE" "HOWL" "HOYT" "HUCK"
"HUED" "HUFF" "HUGE" "HUGH" "HUGO" "HULK" "HULL" "HUNK"
"HUNT" "HURD" "HURL" "HURT" "HUSH" "HYDE" "HYMN" "IBIS"
"ICON" "IDEA" "IDLE" "IFFY" "INCA" "INCH" "INTO" "IONS"
"IOTA" "IOWA" "IRIS" "IRMA" "IRON" "ISLE" "ITCH" "ITEM"
"IVAN" "JACK" "JADE" "JAIL" "JAKE" "JANE" "JAVA" "JEAN"
"JEFF" "JERK" "JESS" "JEST" "JIBE" "JILL" "JILT" "JIVE"
"JOAN" "JOBS" "JOCK" "JOEL" "JOEY" "JOHN" "JOIN" "JOKE"
"JOLT" "JOVE" "JUDD" "JUDE" "JUDO" "JUDY" "JUJU" "JUKE"
"JULY" "JUNE" "JUNK" "JUNO" "JURY" "JUST" "JUTE" "KAHN"
"KALE" "KANE" "KANT" "KARL" "KATE" "KEEL" "KEEN" "KENO"
"KENT" "KERN" "KERR" "KEYS" "KICK" "KILL" "KIND" "KING"
"KIRK" "KISS" "KITE" "KLAN" "KNEE" "KNEW" "KNIT" "KNOB"
"KNOT" "KNOW" "KOCH" "KONG" "KUDO" "KURD" "KURT" "KYLE"
"LACE" "LACK" "LACY" "LADY" "LAID" "LAIN" "LAIR" "LAKE"
"LAMB" "LAME" "LAND" "LANE" "LANG" "LARD" "LARK" "LASS"
"LAST" "LATE" "LAUD" "LAVA" "LAWN" "LAWS" "LAYS" "LEAD"
"LEAF" "LEAK" "LEAN" "LEAR" "LEEK" "LEER" "LEFT" "LEND"
"LENS" "LENT" "LEON" "LESK" "LESS" "LEST" "LETS" "LIAR"
"LICE" "LICK" "LIED" "LIEN" "LIES" "LIEU" "LIFE" "LIFT"
"LIKE" "LILA" "LILT" "LILY" "LIMA" "LIMB" "LIME" "LIND"
"LINE" "LINK" "LINT" "LION" "LISA" "LIST" "LIVE" "LOAD"
"LOAF" "LOAM" "LOAN" "LOCK" "LOFT" "LOGE" "LOIS" "LOLA"
"LONE" "LONG" "LOOK" "LOON" "LOOT" "LORD" "LORE" "LOSE"
"LOSS" "LOST" "LOUD" "LOVE" "LOWE" "LUCK" "LUCY" "LUGE"
"LUKE" "LULU" "LUND" "LUNG" "LURA" "LURE" "LURK" "LUSH"
"LUST" "LYLE" "LYNN" "LYON" "LYRA" "MACE" "MADE" "MAGI"
"MAID" "MAIL" "MAIN" "MAKE" "MALE" "MALI" "MALL" "MALT"
"MANA" "MANN" "MANY" "MARC" "MARE" "MARK" "MARS" "MART"
"MARY" "MASH" "MASK" "MASS" "MAST" "MATE" "MATH" "MAUL"
"MAYO" "MEAD" "MEAL" "MEAN" "MEAT" "MEEK" "MEET" "MELD"
"MELT" "MEMO" "MEND" "MENU" "MERT" "MESH" "MESS" "MICE"
"MIKE" "MILD" "MILE" "MILK" "MILL" "MILT" "MIMI" "MIND"
"MINE" "MINI" "MINK" "MINT" "MIRE" "MISS" "MIST" "MITE"
"MITT" "MOAN" "MOAT" "MOCK" "MODE" "MOLD" "MOLE" "MOLL"
"MOLT" "MONA" "MONK" "MONT" "MOOD" "MOON" "MOOR" "MOOT"
"MORE" "MORN" "MORT" "MOSS" "MOST" "MOTH" "MOVE" "MUCH"
"MUCK" "MUDD" "MUFF" "MULE" "MULL" "MURK" "MUSH" "MUST"
"MUTE" "MUTT" "MYRA" "MYTH" "NAGY" "NAIL" "NAIR" "NAME"
"NARY" "NASH" "NAVE" "NAVY" "NEAL" "NEAR" "NEAT" "NECK"
"NEED" "NEIL" "NELL" "NEON" "NERO" "NESS" "NEST" "NEWS"
"NEWT" "NIBS" "NICE" "NICK" "NILE" "NINA" "NINE" "NOAH"
"NODE" "NOEL" "NOLL" "NONE" "NOOK" "NOON" "NORM" "NOSE"
"NOTE" "NOUN" "NOVA" "NUDE" "NULL" "NUMB" "OATH" "OBEY"
"OBOE" "ODIN" "OHIO" "OILY" "OINT" "OKAY" "OLAF" "OLDY"
"OLGA" "OLIN" "OMAN" "OMEN" "OMIT" "ONCE" "ONES" "ONLY"
"ONTO" "ONUS" "ORAL" "ORGY" "OSLO" "OTIS" "OTTO" "OUCH"
"OUST" "OUTS" "OVAL" "OVEN" "OVER" "OWLY" "OWNS" "QUAD"
"QUIT" "QUOD" "RACE" "RACK" "RACY" "RAFT" "RAGE" "RAID"
"RAIL" "RAIN" "RAKE" "RANK" "RANT" "RARE" "RASH" "RATE"
"RAVE" "RAYS" "READ" "REAL" "REAM" "REAR" "RECK" "REED"
"REEF" "REEK" "REEL" "REID" "REIN" "RENA" "REND" "RENT"
"REST" "RICE" "RICH" "RICK" "RIDE" "RIFT" "RILL" "RIME"
"RING" "RINK" "RISE" "RISK" "RITE" "ROAD" "ROAM" "ROAR"
"ROBE" "ROCK" "RODE" "ROIL" "ROLL" "ROME" "ROOD" "ROOF"
"ROOK" "ROOM" "ROOT" "ROSA" "ROSE" "ROSS" "ROSY" "ROTH"
"ROUT" "ROVE" "ROWE" "ROWS" "RUBE" "RUBY" "RUDE" "RUDY"
"RUIN" "RULE" "RUNG" "RUNS" "RUNT" "RUSE" "RUSH" "RUSK"
"RUSS" "RUST" "RUTH" "SACK" "SAFE" "SAGE" "SAID" "SAIL"
"SALE" "SALK" "SALT" "SAME" "SAND" "SANE" "SANG" "SANK"
"SARA" "SAUL" "SAVE" "SAYS" "SCAN" "SCAR" "SCAT" "SCOT"
"SEAL" "SEAM" "SEAR" "SEAT" "SEED" "SEEK" "SEEM" "SEEN"
"SEES" "SELF" "SELL" "SEND" "SENT" "SETS" "SEWN" "SHAG"
"SHAM" "SHAW" "SHAY" "SHED" "SHIM" "SHIN" "SHOD" "SHOE"
"SHOT" "SHOW" "SHUN" "SHUT" "SICK" "SIDE" "SIFT" "SIGH"
"SIGN" "SILK" "SILL" "SILO" "SILT" "SINE" "SING" "SINK"
"SIRE" "SITE" "SITS" "SITU" "SKAT" "SKEW" "SKID" "SKIM"
"SKIN" "SKIT" "SLAB" "SLAM" "SLAT" "SLAY" "SLED" "SLEW"
"SLID" "SLIM" "SLIT" "SLOB" "SLOG" "SLOT" "SLOW" "SLUG"
"SLUM" "SLUR" "SMOG" "SMUG" "SNAG" "SNOB" "SNOW" "SNUB"
"SNUG" "SOAK" "SOAR" "SOCK" "SODA" "SOFA" "SOFT" "SOIL"
"SOLD" "SOME" "SONG" "SOON" "SOOT" "SORE" "SORT" "SOUL"
"SOUR" "SOWN" "STAB" "STAG" "STAN" "STAR" "STAY" "STEM"
"STEW" "STIR" "STOW" "STUB" "STUN" "SUCH" "SUDS" "SUIT"
"SULK" "SUMS" "SUNG" "SUNK" "SURE" "SURF" "SWAB" "SWAG"
"SWAM" "SWAN" "SWAT" "SWAY" "SWIM" "SWUM" "TACK" "TACT"
"TAIL" "TAKE" "TALE" "TALK" "TALL" "TANK" "TASK" "TATE"
"TAUT" "TEAL" "TEAM" "TEAR" "TECH" "TEEM" "TEEN" "TEET"
"TELL" "TEND" "TENT" "TERM" "TERN" "TESS" "TEST" "THAN"
"THAT" "THEE" "THEM" "THEN" "THEY" "THIN" "THIS" "THUD"
"THUG" "TICK" "TIDE" "TIDY" "TIED" "TIER" "TILE" "TILL"
"TILT" "TIME" "TINA" "TINE" "TINT" "TINY" "TIRE" "TOAD"
"TOGO" "TOIL" "TOLD" "TOLL" "TONE" "TONG" "TONY" "TOOK"
"TOOL" "TOOT" "TORE" "TORN" "TOTE" "TOUR" "TOUT" "TOWN"
"TRAG" "TRAM" "TRAY" "TREE" "TREK" "TRIG" "TRIM" "TRIO"
"TROD" "TROT" "TROY" "TRUE" "TUBA" "TUBE" "TUCK" "TUFT"
"TUNA" "TUNE" "TUNG" "TURF" "TURN" "TUSK" "TWIG" "TWIN"
"TWIT" "ULAN" "UNIT" "URGE" "USED" "USER" "USES" "UTAH"
"VAIL" "VAIN" "VALE" "VARY" "VASE" "VAST" "VEAL" "VEDA"
"VEIL" "VEIN" "VEND" "VENT" "VERB" "VERY" "VETO" "VICE"
"VIEW" "VINE" "VISE" "VOID" "VOLT" "VOTE" "WACK" "WADE"
"WAGE" "WAIL" "WAIT" "WAKE" "WALE" "WALK" "WALL" "WALT"
"WAND" "WANE" "WANG" "WANT" "WARD" "WARM" "WARN" "WART"
"WASH" "WAST" "WATS" "WATT" "WAVE" "WAVY" "WAYS" "WEAK"
"WEAL" "WEAN" "WEAR" "WEED" "WEEK" "WEIR" "WELD" "WELL"
"WELT" "WENT" "WERE" "WERT" "WEST" "WHAM" "WHAT" "WHEE"
"WHEN" "WHET" "WHOA" "WHOM" "WICK" "WIFE" "WILD" "WILL"
"WIND" "WINE" "WING" "WINK" "WINO" "WIRE" "WISE" "WISH"
"WITH" "WOLF" "WONT" "WOOD" "WOOL" "WORD" "WORE" "WORK"
"WORM" "WORN" "WOVE" "WRIT" "WYNN" "YALE" "YANG" "YANK"
"YARD" "YARN" "YAWL" "YAWN" "YEAH" "YEAR" "YELL" "YOGA"
"YOKE"
}
}
# Encode 64 bits as words selected from the RFC 2289 dictionary.
# See the RFC for details. Briefly the input is broken into 11 bit
# chunks + 2bits of checksum and each chunk selects a word from the
# 2048 word table.
#
proc ::otp::otp_encode {data} {
variable Words
if {[string length $data] != 8} {
set bc [expr {[string length $data] * 8}]
return -code error "invalid input: 64 bits of data\
required and $bc bits provided"
}
binary scan $data II A B
set cksum 0
foreach w [list $A $B] {
for {set n 0} {$n < 32} {incr n 2} {
incr cksum [expr {($w >> $n) & 3}]
}
}
set W0 [expr { (($A & 0xFFE00000) >> 21) & 0x07ff}]
set W1 [expr { (($A & 0x001FFC00) >> 10)}]
set W2 [expr { (($A & 0x000003FF) << 1) | (($B >> 31) & 0x1)}]
set W3 [expr { ($B & 0x7FF00000) >> 20}]
set W4 [expr { ($B & 0x000FFE00) >> 9}]
set W5 [expr { (($B & 0x000001FF) << 2) | ($cksum & 3)}]
foreach w [list $W0 $W1 $W2 $W3 $W4 $W5] {
lappend words [lindex $Words $w]
}
return $words
}
# Fold a 128 bit digest in little-endian format into a 64 bit
# little-endian output
proc ::otp::Fold64LE {digest} {
binary scan $digest iiii A B C D
set w0 [expr {($A ^ $C) & 0xffffffff}]
set w1 [expr {($B ^ $D) & 0xffffffff}]
binary format ii $w0 $w1
}
# Fold a160 bit big-endian digest (SHA-1) into a 64 bit
# little-endian output
proc ::otp::Fold160BE {digest} {
binary scan $digest IIIII A B C D E
set w0 [expr {(($A ^ $C) ^ $E) & 0xffffffff}]
set w1 [expr { ($B ^ $D) & 0xffffffff}]
binary format ii $w0 $w1
}
# Fold a 160 bit little-endian digest into a 64 bit
# little-endian output.
proc ::otp::Fold160LE {digest} {
binary scan $digest iiiii A B C D E
set w0 [expr {(($A ^ $C) ^ $E) & 0xffffffff}]
set w1 [expr { ($B ^ $D) & 0xffffffff}]
binary format ii $w0 $w1
}
# Description:
# Pop the nth element off a list. Used in options processing.
#
proc ::otp::Pop {varname {nth 0}} {
upvar $varname args
set r [lindex $args $nth]
set args [lreplace $args $nth $nth]
return $r
}
proc ::otp::otp {args} {
array set opts {-hash md5 -seed {} -count 0 -hex 0 -words 0}
while {[string match -* [set option [lindex $args 0]]]} {
switch -exact -- $option {
-hex { set opts(-hex) 1}
-word -
-words { set opts(-words) 1 }
-hash { set opts(-hash) [Pop args 1] }
-seed { set opts(-seed) [Pop args 1] }
-count { set opts(-count) [Pop args 1] }
default {
if {[llength $args] == 1} { break }
if {[string compare $option "--"] == 0} { Pop args; break }
set err [join [lsort [array names opts]] ", "]
return -code error "bad option \"$option\":\
must be one of $err"
}
}
Pop args
}
set data [lindex $args 0]
if {[string length $opts(-seed)] < 1 || [string length $opts(-seed)] > 16} {
return -code error "seed must be between 1 and 16 characters in length"
}
switch -exact -- $opts(-hash) {
md4 { set func ::md4::md4 ; set fold ::otp::Fold64LE }
md5 { set func ::md5::md5 ; set fold ::otp::Fold64LE }
sha1 { set func ::otp::sha1 ; set fold ::otp::Fold160BE }
rmd160 { set func ::ripemd::ripemd160 ; set fold ::otp::Fold160LE }
default {
return -code error "invalid hash type \"$opts(-hash)\":\
must be one of md4, md5, rmd160 or sha1"
}
}
# RFC 2289: Initial step
set S [$fold [$func [string tolower $opts(-seed)]$data]]
# RFC2289:6 Computation step
for {set n 0} {$n < $opts(-count)} {incr n} {
set S [$fold [$func $S]]
}
if {$opts(-hex)} {
binary scan $S H* S
} elseif {$opts(-words)} {
set S [otp_encode $S]
}
return $S
}
proc ::otp::otp-md4 {args} {
package require md4
return [eval [linsert $args 0 [namespace current]::otp -hash md4]]
}
proc ::otp::otp-md5 {args} {
package require md5
return [eval [linsert $args 0 [namespace current]::otp -hash md5]]
}
proc ::otp::otp-sha1 {args} {
package require sha1
interp alias {} ::otp::sha1 {} ::sha1::sha1 -bin
return [eval [linsert $args 0 [namespace current]::otp -hash sha1]]
}
proc ::otp::otp-rmd160 {args} {
package require ripemd160
return [eval [linsert $args 0 [namespace current]::otp -hash rmd160]]
}
# -------------------------------------------------------------------------
package provide otp 1.0.0
# -------------------------------------------------------------------------
# Local Variables:
# mode: tcl
# indent-tabs-mode: nil
# End:
|