]> git.bitcoin.ninja Git - shamirs/commitdiff
Add pgp-words implementation
authorMatt Corallo <git@bluematt.me>
Sun, 29 Dec 2013 01:07:21 +0000 (17:07 -0800)
committerMatt Corallo <git@bluematt.me>
Sun, 29 Dec 2013 01:07:21 +0000 (17:07 -0800)
build.sh
pgp-words.c [new file with mode: 0644]

index 559aa57cb6cd526aa962dc5060dffdf0b73c4e21..5e8fadbdb4984fdf9fd9ade39d134aeb5db6b3a4 100755 (executable)
--- a/build.sh
+++ b/build.sh
@@ -2,4 +2,5 @@
 $CC $CFLAGS -Wall -Werror -O2 -std=c99 shamirssecret.c -DTEST -o shamirssecret && ./shamirssecret &&
 $CC $CFLAGS -Wall -Werror -O2 -c shamirssecret.c -o shamirssecret.o &&
 $CC $CFLAGS -Wall -Werror -O2 -std=c99 main.c shamirssecret.o -o shamirssecret &&
+$CC $CFLAGS -Wall -Werror -O2 -std=c99 pgp-words.c -o pgp-words &&
 echo "Success!"
diff --git a/pgp-words.c b/pgp-words.c
new file mode 100644 (file)
index 0000000..22b714d
--- /dev/null
@@ -0,0 +1,357 @@
+/*
+ * Shamir's secret sharing PGP Words Dumping
+ *
+ * Copyright (C) 2013 Matt Corallo <git@bluematt.me>
+ *
+ * This file is part of ASSS (Audit-friendly Shamir's Secret Sharing)
+ *
+ * ASSS is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation,  either version 3 of
+ * the License,        or (at your option) any later version.
+ *
+ * ASSS is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+
+ * You should have received a copy of the GNU Affero General Public
+ * License along with ASSS.  If not,   see
+ * <http://www.gnu.org/licenses/>.
+ */
+
+#define _POSIX_C_SOURCE 200809L
+#include <unistd.h>
+#include <stdio.h>
+#include <getopt.h>
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+
+static const char* words[256][2] = {
+       // even word,   odd word
+       {"aardvark",    "adroitness"},
+       {"absurd",              "adviser"},
+       {"accrue",              "aftermath"},
+       {"acme",                "aggregate"},
+       {"adrift",              "alkali"},
+       {"adult",               "almighty"},
+       {"afflict",             "amulet"},
+       {"ahead",               "amusement"},
+       {"aimless",             "antenna"},
+       {"Algol",               "applicant"},
+       {"allow",               "Apollo"},
+       {"alone",               "armistice"},
+       {"ammo",                "article"},
+       {"ancient",             "asteroid"},
+       {"apple",               "Atlantic"},
+       {"artist",              "atmosphere"},
+       {"assume",              "autopsy"},
+       {"Athens",              "Babylon"},
+       {"atlas",               "backwater"},
+       {"Aztec",               "barbecue"},
+       {"baboon",              "belowground"},
+       {"backfield",   "bifocals"},
+       {"backward",    "bodyguard"},
+       {"banjo",               "bookseller"},
+       {"beaming",             "borderline"},
+       {"bedlamp",             "bottomless"},
+       {"beehive",             "Bradbury"},
+       {"beeswax",             "bravado"},
+       {"befriend",    "Brazilian"},
+       {"Belfast",             "breakaway"},
+       {"berserk",             "Burlington"},
+       {"billiard",    "businessman"},
+       {"bison",               "butterfat"},
+       {"blackjack",   "Camelot"},
+       {"blockade",    "candidate"},
+       {"blowtorch",   "cannonball"},
+       {"bluebird",    "Capricorn"},
+       {"bombast",             "caravan"},
+       {"bookshelf",   "caretaker"},
+       {"brackish",    "celebrate"},
+       {"breadline",   "cellulose"},
+       {"breakup",             "certify"},
+       {"brickyard",   "chambermaid"},
+       {"briefcase",   "Cherokee"},
+       {"Burbank",             "Chicago"},
+       {"button",              "clergyman"},
+       {"buzzard",             "coherence"},
+       {"cement",              "combustion"},
+       {"chairlift",   "commando"},
+       {"chatter",             "company"},
+       {"checkup",             "component"},
+       {"chisel",              "concurrent"},
+       {"choking",             "confidence"},
+       {"chopper",             "conformist"},
+       {"Christmas",   "congregate"},
+       {"clamshell",   "consensus"},
+       {"classic",             "consulting"},
+       {"classroom",   "corporate"},
+       {"cleanup",             "corrosion"},
+       {"clockwork",   "councilman"},
+       {"cobra",               "crossover"},
+       {"commence",    "crucifix"},
+       {"concert",             "cumbersome"},
+       {"cowbell",             "customer"},
+       {"crackdown",   "Dakota"},
+       {"cranky",              "decadence"},
+       {"crowfoot",    "December"},
+       {"crucial",             "decimal"},
+       {"crumpled",    "designing"},
+       {"crusade",             "detector"},
+       {"cubic",               "detergent"},
+       {"dashboard",   "determine"},
+       {"deadbolt",    "dictator"},
+       {"deckhand",    "dinosaur"},
+       {"dogsled",             "direction"},
+       {"dragnet",             "disable"},
+       {"drainage",    "disbelief"},
+       {"dreadful",    "disruptive"},
+       {"drifter",             "distortion"},
+       {"dropper",             "document"},
+       {"drumbeat",    "embezzle"},
+       {"drunken",             "enchanting"},
+       {"Dupont",              "enrollment"},
+       {"dwelling",    "enterprise"},
+       {"eating",              "equation"},
+       {"edict",               "equipment"},
+       {"egghead",             "escapade"},
+       {"eightball",   "Eskimo"},
+       {"endorse",             "everyday"},
+       {"endow",               "examine"},
+       {"enlist",              "existence"},
+       {"erase",               "exodus"},
+       {"escape",              "fascinate"},
+       {"exceed",              "filament"},
+       {"eyeglass",    "finicky"},
+       {"eyetooth",    "forever"},
+       {"facial",              "fortitude"},
+       {"fallout",             "frequency"},
+       {"flagpole",    "gadgetry"},
+       {"flatfoot",    "Galveston"},
+       {"flytrap",             "getaway"},
+       {"fracture",    "glossary"},
+       {"framework",   "gossamer"},
+       {"freedom",             "graduate"},
+       {"frighten",    "gravity"},
+       {"gazelle",             "guitarist"},
+       {"Geiger",              "hamburger"},
+       {"glitter",             "Hamilton"},
+       {"glucose",             "handiwork"},
+       {"goggles",             "hazardous"},
+       {"goldfish",    "headwaters"},
+       {"gremlin",             "hemisphere"},
+       {"guidance",    "hesitate"},
+       {"hamlet",              "hideaway"},
+       {"highchair",   "holiness"},
+       {"hockey",              "hurricane"},
+       {"indoors",             "hydraulic"},
+       {"indulge",             "impartial"},
+       {"inverse",             "impetus"},
+       {"involve",             "inception"},
+       {"island",              "indigo"},
+       {"jawbone",             "inertia"},
+       {"keyboard",    "infancy"},
+       {"kickoff",             "inferno"},
+       {"kiwi",                "informant"},
+       {"klaxon",              "insincere"},
+       {"locale",              "insurgent"},
+       {"lockup",              "integrate"},
+       {"merit",               "intention"},
+       {"minnow",              "inventive"},
+       {"miser",               "Istanbul"},
+       {"Mohawk",              "Jamaica"},
+       {"mural",               "Jupiter"},
+       {"music",               "leprosy"},
+       {"necklace",    "letterhead"},
+       {"Neptune",             "liberty"},
+       {"newborn",             "maritime"},
+       {"nightbird",   "matchmaker"},
+       {"Oakland",             "maverick"},
+       {"obtuse",              "Medusa"},
+       {"offload",             "megaton"},
+       {"optic",               "microscope"},
+       {"orca",                "microwave"},
+       {"payday",              "midsummer"},
+       {"peachy",              "millionaire"},
+       {"pheasant",    "miracle"},
+       {"physique",    "misnomer"},
+       {"playhouse",   "molasses"},
+       {"Pluto",               "molecule"},
+       {"preclude",    "Montana"},
+       {"prefer",              "monument"},
+       {"preshrunk",   "mosquito"},
+       {"printer",             "narrative"},
+       {"prowler",             "nebula"},
+       {"pupil",               "newsletter"},
+       {"puppy",               "Norwegian"},
+       {"python",              "October"},
+       {"quadrant",    "Ohio"},
+       {"quiver",              "onlooker"},
+       {"quota",               "opulent"},
+       {"ragtime",             "Orlando"},
+       {"ratchet",             "outfielder"},
+       {"rebirth",             "Pacific"},
+       {"reform",              "pandemic"},
+       {"regain",              "Pandora"},
+       {"reindeer",    "paperweight"},
+       {"rematch",             "paragon"},
+       {"repay",               "paragraph"},
+       {"retouch",             "paramount"},
+       {"revenge",             "passenger"},
+       {"reward",              "pedigree"},
+       {"rhythm",              "Pegasus"},
+       {"ribcage",             "penetrate"},
+       {"ringbolt",    "perceptive"},
+       {"robust",              "performance"},
+       {"rocker",              "pharmacy"},
+       {"ruffled",             "phonetic"},
+       {"sailboat",    "photograph"},
+       {"sawdust",             "pioneer"},
+       {"scallion",    "pocketful"},
+       {"scenic",              "politeness"},
+       {"scorecard",   "positive"},
+       {"Scotland",    "potato"},
+       {"seabird",             "processor"},
+       {"select",              "provincial"},
+       {"sentence",    "proximate"},
+       {"shadow",              "puberty"},
+       {"shamrock",    "publisher"},
+       {"showgirl",    "pyramid"},
+       {"skullcap",    "quantity"},
+       {"skydive",             "racketeer"},
+       {"slingshot",   "rebellion"},
+       {"slowdown",    "recipe"},
+       {"snapline",    "recover"},
+       {"snapshot",    "repellent"},
+       {"snowcap",             "replica"},
+       {"snowslide",   "reproduce"},
+       {"solo",                "resistor"},
+       {"southward",   "responsive"},
+       {"soybean",             "retraction"},
+       {"spaniel",             "retrieval"},
+       {"spearhead",   "retrospect"},
+       {"spellbind",   "revenue"},
+       {"spheroid",    "revival"},
+       {"spigot",              "revolver"},
+       {"spindle",             "sandalwood"},
+       {"spyglass",    "sardonic"},
+       {"stagehand",   "Saturday"},
+       {"stagnate",    "savagery"},
+       {"stairway",    "scavenger"},
+       {"standard",    "sensation"},
+       {"stapler",             "sociable"},
+       {"steamship",   "souvenir"},
+       {"sterling",    "specialist"},
+       {"stockman",    "speculate"},
+       {"stopwatch",   "stethoscope"},
+       {"stormy",              "stupendous"},
+       {"sugar",               "supportive"},
+       {"surmount",    "surrender"},
+       {"suspense",    "suspicious"},
+       {"sweatband",   "sympathy"},
+       {"swelter",             "tambourine"},
+       {"tactics",             "telephone"},
+       {"talon",               "therapist"},
+       {"tapeworm",    "tobacco"},
+       {"tempest",             "tolerance"},
+       {"tiger",               "tomorrow"},
+       {"tissue",              "torpedo"},
+       {"tonic",               "tradition"},
+       {"topmost",             "travesty"},
+       {"tracker",             "trombonist"},
+       {"transit",             "truncated"},
+       {"trauma",              "typewriter"},
+       {"treadmill",   "ultimate"},
+       {"Trojan",              "undaunted"},
+       {"trouble",             "underfoot"},
+       {"tumor",               "unicorn"},
+       {"tunnel",              "unify"},
+       {"tycoon",              "universe"},
+       {"uncut",               "unravel"},
+       {"unearth",             "upcoming"},
+       {"unwind",              "vacancy"},
+       {"uproot",              "vagabond"},
+       {"upset",               "vertigo"},
+       {"upshot",              "Virginia"},
+       {"vapor",               "visitor"},
+       {"village",             "vocalist"},
+       {"virus",               "voyager"},
+       {"Vulcan",              "warranty"},
+       {"waffle",              "Waterloo"},
+       {"wallet",              "whimsical"},
+       {"watchword",   "Wichita"},
+       {"wayside",             "Wilmington"},
+       {"willow",              "Wyoming"},
+       {"woodlark",    "yesteryear"},
+       {"Zulu",                "Yucatan"}
+};
+
+int main(int argc, char* argv[]) {
+       char* input_file = NULL;
+       int i;
+       while ((i = getopt(argc, argv, "f:h?")) != -1) {
+               switch(i) {
+               case 'h':
+               case '?':
+                       printf("Usage: -f filename outputs filename in PGP words\n");
+                       printf("No arguments allows PGP words to be input (one per line) and then outputs the file after EOF/^D\n");
+                       return 0;
+                       break;
+               case 'f':
+                       input_file = optarg;
+                       break;
+               default:
+                       printf("Error: Unknown argument: check -?\n");
+                       return -1;
+               }
+       }
+
+       if (input_file) {
+               FILE* in = fopen(input_file, "rb");
+               assert(in);
+               unsigned char c;
+               while (1) {
+                       // even word
+                       if (fread(&c, 1, 1, in) != 1)
+                               break;
+                       printf(words[c][0]);
+                       printf(" ");
+                       // odd word
+                       if (fread(&c, 1, 1, in) != 1)
+                               break;
+                       printf(words[c][1]);
+                       printf(" ");
+               }
+               printf("\n");
+       } else {
+               char* line = NULL;
+               size_t line_size = 0;
+               unsigned char* output = (unsigned char*) malloc(1024);
+               size_t output_size = 1024, output_index = 0;
+               int read;
+               int use_odd = 0;
+               while ((read = getline(&line, &line_size, stdin)) != -1) {
+                       // Maybe we should use an actual data structure here.....naaaa
+                       if (output_index + 1 >= output_size) {
+                               output_size += 1024;
+                               output = realloc(output, output_size);
+                       }
+                       int word = -1;
+                       for (int i = 0; i <= 0xff; i++) {
+                               if (!strncasecmp(words[i][use_odd], line, strlen(words[i][use_odd])))
+                                       word = i;
+                       }
+                       if (word == -1)
+                               fprintf(stderr, "Failed to find %s word %s", use_odd ? "odd" : "even", line);
+                       else {
+                               output[output_index++] = (unsigned char)word;
+                               use_odd = (use_odd + 1) % 2;
+                       }
+               }
+               for (size_t i = 0; i < output_index; i++) // lol efficiency, who needs it?
+                       printf("%c", output[i]);
+       }
+}