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ripple.py
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"""
This script was slapped together very quickly, but just for good measure,
it is licensed under MIT license
Copyright (c) 2014 JMU
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
python-ecdsa library included is also under MIT:
https://github.com/warner/python-ecdsa
"python-ecdsa" Copyright (c) 2010 Brian Warner
Portions written in 2005 by Peter Pearson and placed in the public domain.
"""
import hashlib, sys, time
try:
import ecdsa
except ImportError:
sys.exit("Error: python-ecdsa does not seem to be installed. Try 'sudo pip install ecdsa'")
curve_order = ecdsa.curves.SECP256k1.order
""" Used in sanity checks """
##################### MISC ######################
def data2int(data):
""" To compare data as an integer, this helps. """
return int(data.encode('hex'),16)
def int2data(int1, padded=0):
"""
Converts integer into hex data.
int1 = integer to convert into data
padded = number of bytes necessary. Will pad msb with 0 bytes. If 0, no padding.
"""
if type(padded) is not int:
return None
padstr = '' if padded <= 0 else '0' + str(padded*2)
formatstr = '%' + padstr + 'x'
hexstr = (formatstr % int1)
if len(hexstr) % 2 == 1: hexstr = '0' + hexstr
return hexstr.decode('hex')
def lines(num):
""" If Python >3.0 must use print()... TODO """
for i in range(num):
print
################## MNEMONIC #####################
words = ["like", "just", "love", "know", "never", "want", "time", "out", "there", "make", "look", "eye", "down", "only", "think", "heart", "back", "then", "into", "about", "more", "away", "still", "them", "take", "thing", "even", "through", "long", "always", "world", "too", "friend", "tell", "try", "hand", "thought", "over", "here", "other", "need", "smile", "again", "much", "cry", "been", "night", "ever", "little", "said", "end", "some", "those", "around", "mind", "people", "girl", "leave", "dream", "left", "turn", "myself", "give", "nothing", "really", "off", "before", "something", "find", "walk", "wish", "good", "once", "place", "ask", "stop", "keep", "watch", "seem", "everything", "wait", "got", "yet", "made", "remember", "start", "alone", "run", "hope", "maybe", "believe", "body", "hate", "after", "close", "talk", "stand", "own", "each", "hurt", "help", "home", "god", "soul", "new", "many", "two", "inside", "should", "true", "first", "fear", "mean", "better", "play", "another", "gone", "change", "use", "wonder", "someone", "hair", "cold", "open", "best", "any", "behind", "happen", "water", "dark", "laugh", "stay", "forever", "name", "work", "show", "sky", "break", "came", "deep", "door", "put", "black", "together", "upon", "happy", "such", "great", "white", "matter", "fill", "past", "please", "burn", "cause", "enough", "touch", "moment", "soon", "voice", "scream", "anything", "stare", "sound", "red", "everyone", "hide", "kiss", "truth", "death", "beautiful", "mine", "blood", "broken", "very", "pass", "next", "forget", "tree", "wrong", "air", "mother", "understand", "lip", "hit", "wall", "memory", "sleep", "free", "high", "realize", "school", "might", "skin", "sweet", "perfect", "blue", "kill", "breath", "dance", "against", "fly", "between", "grow", "strong", "under", "listen", "bring", "sometimes", "speak", "pull", "person", "become", "family", "begin", "ground", "real", "small", "father", "sure", "feet", "rest", "young", "finally", "land", "across", "today", "different", "guy", "line", "fire", "reason", "reach", "second", "slowly", "write", "eat", "smell", "mouth", "step", "learn", "three", "floor", "promise", "breathe", "darkness", "push", "earth", "guess", "save", "song", "above", "along", "both", "color", "house", "almost", "sorry", "anymore", "brother", "okay", "dear", "game", "fade", "already", "apart", "warm", "beauty", "heard", "notice", "question", "shine", "began", "piece", "whole", "shadow", "secret", "street", "within", "finger", "point", "morning", "whisper", "child", "moon", "green", "story", "glass", "kid", "silence", "since", "soft", "yourself", "empty", "shall", "angel", "answer", "baby", "bright", "dad", "path", "worry", "hour", "drop", "follow", "power", "war", "half", "flow", "heaven", "act", "chance", "fact", "least", "tired", "children", "near", "quite", "afraid", "rise", "sea", "taste", "window", "cover", "nice", "trust", "lot", "sad", "cool", "force", "peace", "return", "blind", "easy", "ready", "roll", "rose", "drive", "held", "music", "beneath", "hang", "mom", "paint", "emotion", "quiet", "clear", "cloud", "few", "pretty", "bird", "outside", "paper", "picture", "front", "rock", "simple", "anyone", "meant", "reality", "road", "sense", "waste", "bit", "leaf", "thank", "happiness", "meet", "men", "smoke", "truly", "decide", "self", "age", "book", "form", "alive", "carry", "escape", "damn", "instead", "able", "ice", "minute", "throw", "catch", "leg", "ring", "course", "goodbye", "lead", "poem", "sick", "corner", "desire", "known", "problem", "remind", "shoulder", "suppose", "toward", "wave", "drink", "jump", "woman", "pretend", "sister", "week", "human", "joy", "crack", "grey", "pray", "surprise", "dry", "knee", "less", "search", "bleed", "caught", "clean", "embrace", "future", "king", "son", "sorrow", "chest", "hug", "remain", "sat", "worth", "blow", "daddy", "final", "parent", "tight", "also", "create", "lonely", "safe", "cross", "dress", "evil", "silent", "bone", "fate", "perhaps", "anger", "class", "scar", "snow", "tiny", "tonight", "continue", "control", "dog", "edge", "mirror", "month", "suddenly", "comfort", "given", "loud", "quickly", "gaze", "plan", "rush", "stone", "town", "battle", "ignore", "spirit", "stood", "stupid", "yours", "brown", "build", "dust", "hey", "kept", "pay", "phone", "twist", "although", "ball", "beyond", "hidden", "nose", "taken", "fail", "float", "pure", "somehow", "wash", "wrap", "angry", "cheek", "creature", "forgotten", "heat", "rip", "single", "space", "special", "weak", "whatever", "yell", "anyway", "blame", "job", "choose", "country", "curse", "drift", "echo", "figure", "grew", "laughter", "neck", "suffer", "worse", "yeah", "disappear", "foot", "forward", "knife", "mess", "somewhere", "stomach", "storm", "beg", "idea", "lift", "offer", "breeze", "field", "five", "often", "simply", "stuck", "win", "allow", "confuse", "enjoy", "except", "flower", "seek", "strength", "calm", "grin", "gun", "heavy", "hill", "large", "ocean", "shoe", "sigh", "straight", "summer", "tongue", "accept", "crazy", "everyday", "exist", "grass", "mistake", "sent", "shut", "surround", "table", "ache", "brain", "destroy", "heal", "nature", "shout", "sign", "stain", "choice", "doubt", "glance", "glow", "mountain", "queen", "stranger", "throat", "tomorrow", "city", "either", "fish", "flame", "rather", "shape", "spin", "spread", "ash", "distance", "finish", "image", "imagine", "important", "nobody", "shatter", "warmth", "became", "feed", "flesh", "funny", "lust", "shirt", "trouble", "yellow", "attention", "bare", "bite", "money", "protect", "amaze", "appear", "born", "choke", "completely", "daughter", "fresh", "friendship", "gentle", "probably", "six", "deserve", "expect", "grab", "middle", "nightmare", "river", "thousand", "weight", "worst", "wound", "barely", "bottle", "cream", "regret", "relationship", "stick", "test", "crush", "endless", "fault", "itself", "rule", "spill", "art", "circle", "join", "kick", "mask", "master", "passion", "quick", "raise", "smooth", "unless", "wander", "actually", "broke", "chair", "deal", "favorite", "gift", "note", "number", "sweat", "box", "chill", "clothes", "lady", "mark", "park", "poor", "sadness", "tie", "animal", "belong", "brush", "consume", "dawn", "forest", "innocent", "pen", "pride", "stream", "thick", "clay", "complete", "count", "draw", "faith", "press", "silver", "struggle", "surface", "taught", "teach", "wet", "bless", "chase", "climb", "enter", "letter", "melt", "metal", "movie", "stretch", "swing", "vision", "wife", "beside", "crash", "forgot", "guide", "haunt", "joke", "knock", "plant", "pour", "prove", "reveal", "steal", "stuff", "trip", "wood", "wrist", "bother", "bottom", "crawl", "crowd", "fix", "forgive", "frown", "grace", "loose", "lucky", "party", "release", "surely", "survive", "teacher", "gently", "grip", "speed", "suicide", "travel", "treat", "vein", "written", "cage", "chain", "conversation", "date", "enemy", "however", "interest", "million", "page", "pink", "proud", "sway", "themselves", "winter", "church", "cruel", "cup", "demon", "experience", "freedom", "pair", "pop", "purpose", "respect", "shoot", "softly", "state", "strange", "bar", "birth", "curl", "dirt", "excuse", "lord", "lovely", "monster", "order", "pack", "pants", "pool", "scene", "seven", "shame", "slide", "ugly", "among", "blade", "blonde", "closet", "creek", "deny", "drug", "eternity", "gain", "grade", "handle", "key", "linger", "pale", "prepare", "swallow", "swim", "tremble", "wheel", "won", "cast", "cigarette", "claim", "college", "direction", "dirty", "gather", "ghost", "hundred", "loss", "lung", "orange", "present", "swear", "swirl", "twice", "wild", "bitter", "blanket", "doctor", "everywhere", "flash", "grown", "knowledge", "numb", "pressure", "radio", "repeat", "ruin", "spend", "unknown", "buy", "clock", "devil", "early", "false", "fantasy", "pound", "precious", "refuse", "sheet", "teeth", "welcome", "add", "ahead", "block", "bury", "caress", "content", "depth", "despite", "distant", "marry", "purple", "threw", "whenever", "bomb", "dull", "easily", "grasp", "hospital", "innocence", "normal", "receive", "reply", "rhyme", "shade", "someday", "sword", "toe", "visit", "asleep", "bought", "center", "consider", "flat", "hero", "history", "ink", "insane", "muscle", "mystery", "pocket", "reflection", "shove", "silently", "smart", "soldier", "spot", "stress", "train", "type", "view", "whether", "bus", "energy", "explain", "holy", "hunger", "inch", "magic", "mix", "noise", "nowhere", "prayer", "presence", "shock", "snap", "spider", "study", "thunder", "trail", "admit", "agree", "bag", "bang", "bound", "butterfly", "cute", "exactly", "explode", "familiar", "fold", "further", "pierce", "reflect", "scent", "selfish", "sharp", "sink", "spring", "stumble", "universe", "weep", "women", "wonderful", "action", "ancient", "attempt", "avoid", "birthday", "branch", "chocolate", "core", "depress", "drunk", "especially", "focus", "fruit", "honest", "match", "palm", "perfectly", "pillow", "pity", "poison", "roar", "shift", "slightly", "thump", "truck", "tune", "twenty", "unable", "wipe", "wrote", "coat", "constant", "dinner", "drove", "egg", "eternal", "flight", "flood", "frame", "freak", "gasp", "glad", "hollow", "motion", "peer", "plastic", "root", "screen", "season", "sting", "strike", "team", "unlike", "victim", "volume", "warn", "weird", "attack", "await", "awake", "built", "charm", "crave", "despair", "fought", "grant", "grief", "horse", "limit", "message", "ripple", "sanity", "scatter", "serve", "split", "string", "trick", "annoy", "blur", "boat", "brave", "clearly", "cling", "connect", "fist", "forth", "imagination", "iron", "jock", "judge", "lesson", "milk", "misery", "nail", "naked", "ourselves", "poet", "possible", "princess", "sail", "size", "snake", "society", "stroke", "torture", "toss", "trace", "wise", "bloom", "bullet", "cell", "check", "cost", "darling", "during", "footstep", "fragile", "hallway", "hardly", "horizon", "invisible", "journey", "midnight", "mud", "nod", "pause", "relax", "shiver", "sudden", "value", "youth", "abuse", "admire", "blink", "breast", "bruise", "constantly", "couple", "creep", "curve", "difference", "dumb", "emptiness", "gotta", "honor", "plain", "planet", "recall", "rub", "ship", "slam", "soar", "somebody", "tightly", "weather", "adore", "approach", "bond", "bread", "burst", "candle", "coffee", "cousin", "crime", "desert", "flutter", "frozen", "grand", "heel", "hello", "language", "level", "movement", "pleasure", "powerful", "random", "rhythm", "settle", "silly", "slap", "sort", "spoken", "steel", "threaten", "tumble", "upset", "aside", "awkward", "bee", "blank", "board", "button", "card", "carefully", "complain", "crap", "deeply", "discover", "drag", "dread", "effort", "entire", "fairy", "giant", "gotten", "greet", "illusion", "jeans", "leap", "liquid", "march", "mend", "nervous", "nine", "replace", "rope", "spine", "stole", "terror", "accident", "apple", "balance", "boom", "childhood", "collect", "demand", "depression", "eventually", "faint", "glare", "goal", "group", "honey", "kitchen", "laid", "limb", "machine", "mere", "mold", "murder", "nerve", "painful", "poetry", "prince", "rabbit", "shelter", "shore", "shower", "soothe", "stair", "steady", "sunlight", "tangle", "tease", "treasure", "uncle", "begun", "bliss", "canvas", "cheer", "claw", "clutch", "commit", "crimson", "crystal", "delight", "doll", "existence", "express", "fog", "football", "gay", "goose", "guard", "hatred", "illuminate", "mass", "math", "mourn", "rich", "rough", "skip", "stir", "student", "style", "support", "thorn", "tough", "yard", "yearn", "yesterday", "advice", "appreciate", "autumn", "bank", "beam", "bowl", "capture", "carve", "collapse", "confusion", "creation", "dove", "feather", "girlfriend", "glory", "government", "harsh", "hop", "inner", "loser", "moonlight", "neighbor", "neither", "peach", "pig", "praise", "screw", "shield", "shimmer", "sneak", "stab", "subject", "throughout", "thrown", "tower", "twirl", "wow", "army", "arrive", "bathroom", "bump", "cease", "cookie", "couch", "courage", "dim", "guilt", "howl", "hum", "husband", "insult", "led", "lunch", "mock", "mostly", "natural", "nearly", "needle", "nerd", "peaceful", "perfection", "pile", "price", "remove", "roam", "sanctuary", "serious", "shiny", "shook", "sob", "stolen", "tap", "vain", "void", "warrior", "wrinkle", "affection", "apologize", "blossom", "bounce", "bridge", "cheap", "crumble", "decision", "descend", "desperately", "dig", "dot", "flip", "frighten", "heartbeat", "huge", "lazy", "lick", "odd", "opinion", "process", "puzzle", "quietly", "retreat", "score", "sentence", "separate", "situation", "skill", "soak", "square", "stray", "taint", "task", "tide", "underneath", "veil", "whistle", "anywhere", "bedroom", "bid", "bloody", "burden", "careful", "compare", "concern", "curtain", "decay", "defeat", "describe", "double", "dreamer", "driver", "dwell", "evening", "flare", "flicker", "grandma", "guitar", "harm", "horrible", "hungry", "indeed", "lace", "melody", "monkey", "nation", "object", "obviously", "rainbow", "salt", "scratch", "shown", "shy", "stage", "stun", "third", "tickle", "useless", "weakness", "worship", "worthless", "afternoon", "beard", "boyfriend", "bubble", "busy", "certain", "chin", "concrete", "desk", "diamond", "doom", "drawn", "due", "felicity", "freeze", "frost", "garden", "glide", "harmony", "hopefully", "hunt", "jealous", "lightning", "mama", "mercy", "peel", "physical", "position", "pulse", "punch", "quit", "rant", "respond", "salty", "sane", "satisfy", "savior", "sheep", "slept", "social", "sport", "tuck", "utter", "valley", "wolf", "aim", "alas", "alter", "arrow", "awaken", "beaten", "belief", "brand", "ceiling", "cheese", "clue", "confidence", "connection", "daily", "disguise", "eager", "erase", "essence", "everytime", "expression", "fan", "flag", "flirt", "foul", "fur", "giggle", "glorious", "ignorance", "law", "lifeless", "measure", "mighty", "muse", "north", "opposite", "paradise", "patience", "patient", "pencil", "petal", "plate", "ponder", "possibly", "practice", "slice", "spell", "stock", "strife", "strip", "suffocate", "suit", "tender", "tool", "trade", "velvet", "verse", "waist", "witch", "aunt", "bench", "bold", "cap", "certainly", "click", "companion", "creator", "dart", "delicate", "determine", "dish", "dragon", "drama", "drum", "dude", "everybody", "feast", "forehead", "former", "fright", "fully", "gas", "hook", "hurl", "invite", "juice", "manage", "moral", "possess", "raw", "rebel", "royal", "scale", "scary", "several", "slight", "stubborn", "swell", "talent", "tea", "terrible", "thread", "torment", "trickle", "usually", "vast", "violence", "weave", "acid", "agony", "ashamed", "awe", "belly", "blend", "blush", "character", "cheat", "common", "company", "coward", "creak", "danger", "deadly", "defense", "define", "depend", "desperate", "destination", "dew", "duck", "dusty", "embarrass", "engine", "example", "explore", "foe", "freely", "frustrate", "generation", "glove", "guilty", "health", "hurry", "idiot", "impossible", "inhale", "jaw", "kingdom", "mention", "mist", "moan", "mumble", "mutter", "observe", "ode", "pathetic", "pattern", "pie", "prefer", "puff", "rape", "rare", "revenge", "rude", "scrape", "spiral", "squeeze", "strain", "sunset", "suspend", "sympathy", "thigh", "throne", "total", "unseen", "weapon", "weary"]
wordcount = 1626
# Note about US patent no 5892470: Here each word does not represent a given digit.
# Instead, the digit represented by a word is variable, it depends on the previous word.
def mn_encode( message ):
assert len(message) % 8 == 0
out = []
for i in range(len(message)/8):
word = message[8*i:8*i+8]
x = int(word, 16)
w1 = (x%wordcount)
w2 = ((x/wordcount) + w1)%wordcount
w3 = ((x/wordcount/wordcount) + w2)%wordcount
out += [ words[w1], words[w2], words[w3] ]
return out
def mn_decode( wlist ):
out = ''
for i in range(len(wlist)/3):
word1, word2, word3 = wlist[3*i:3*i+3]
w1 = words.index(word1)
w2 = (words.index(word2))%wordcount
w3 = (words.index(word3))%wordcount
x = w1 +wordcount*((w2-w1)%wordcount) +wordcount*wordcount*((w3-w2)%wordcount)
out += '%08x'%x
return out
#################### BASE 58 ####################
__b58chars = 'rpshnaf39wBUDNEGHJKLM4PQRST7VWXYZ2bcdeCg65jkm8oFqi1tuvAxyz'
__b58base = len(__b58chars)
""" This Base58 order is specific to Ripple. Do not use with Bitcoin. """
def b58encode(v):
""" encode v, which is a string of bytes, to base58."""
long_value = 0L
for (i, c) in enumerate(v[::-1]):
long_value += (256**i) * ord(c)
result = ''
while long_value >= __b58base:
div, mod = divmod(long_value, __b58base)
result = __b58chars[mod] + result
long_value = div
result = __b58chars[long_value] + result
nPad = 0
for c in v:
if c == '\0': nPad += 1
else: break
return (__b58chars[0]*nPad) + result
def b58decode(v, length):
""" decode v into a string of len bytes."""
long_value = 0L
for (i, c) in enumerate(v[::-1]):
long_value += __b58chars.find(c) * (__b58base**i)
result = ''
while long_value >= 256:
div, mod = divmod(long_value, 256)
result = chr(mod) + result
long_value = div
result = chr(long_value) + result
nPad = 0
for c in v:
if c == __b58chars[0]: nPad += 1
else: break
result = chr(0)*nPad + result
if length is not None and len(result) != length:
return None
return result
def EncodeBase58Check(vchIn):
""" Add checksum and then b58encode vchIn """
hash = Hash(vchIn)
return b58encode(vchIn + hash[0:4])
def DecodeBase58Check(psz):
"""
Validate checksum and return None if invalid.
Return b58 decoded data SANS CHECKSUM if valid.
"""
vchRet = b58decode(psz, None)
key = vchRet[0:-4]
csum = vchRet[-4:]
hash = Hash(key)
cs32 = hash[0:4]
if cs32 != csum:
return None
else:
return key
#################### HASHES #####################
def hSHA512(data):
""" The first half of the SHA512 is used a lot """
return hashlib.sha512(data).digest()[:32]
def hash_160(public_key):
""" Same as Bitcoin's SHA256>>RIPEMD160 """
try:
md = hashlib.new('ripemd160')
md.update(hashlib.sha256(public_key).digest())
return md.digest()
except Exception:
import ripemd
md = ripemd.new(hashlib.sha256(public_key).digest())
return md.digest()
def Hash(x):
""" Double SHA256 """
if type(x) is unicode: x=x.encode('utf-8')
return hashlib.sha256(hashlib.sha256(x).digest()).digest()
################### EC POINTS ###################
def get_point(secret):
"""
Get Point object from ecdsa.
secret = String that contains the private key data.
"""
return ecdsa.keys.SigningKey.from_string(secret, ecdsa.curves.SECP256k1, hashlib.sha256).verifying_key.pubkey.point
def get_pubkey(point, compressed=True):
"""
Get the Serialized pubkey from an ecdsa Point object.
point = ecdsa Point object
compressed = Boolean whether or not you want the pubkey compressed.
"""
if compressed:
return ("0" + str(2 + (1 & point.y())) + ("%064x" % point.x())).decode('hex')
else:
return ("04" + ("%064x" % point.x()) + ("%064x" % point.y())).decode('hex')
################### ADDRESSES ###################
def data_to_address(data, addrtype = 0):
"""
Add header byte to data, add checksum, then b58encode data.
data = String of any data.
addrtype = Int of the number of the header byte in base 10.
"""
vdata = chr(addrtype) + data
h = Hash(vdata)
addr = vdata + h[0:4]
return b58encode(addr)
def seed2accid(seed, acc=1, subacc=1):
"""
Generate a Ripple account_id (address) from a Ripple Family Seed.
seed = String with base58 encoded Ripple "Family Seed".
acc = Int of the index of the family you want. (Default is 1st family)
subacc = Int of the index of the account you want. (Default is 1st account)
## Note: Look into how families and accounts are used in the real world.
## Currently, it seems most libraries just generate fam 1 acc 1 only.
"""
dseed = DecodeBase58Check(seed)
assert dseed != None and dseed[:1] == chr(33), 'Invalid Secret'
seq = 0
for i in range(acc):
if i != 0: seq += 1
fpgsec = hSHA512(dseed[1:] + int2data(seq, 4))
while data2int(fpgsec) >= curve_order or data2int(fpgsec) <= 1:
seq += 1
fpgsec = hSHA512(dseed[1:] + int2data(seq, 4))
fpgpt = get_point(fpgsec)
fpgpub = get_pubkey(fpgpt) # Family Pubkey
subseq = 0
for i in range(subacc):
if i != 0: subseq += 1
idxsec = hSHA512(fpgpub + int2data(seq, 4) + int2data(subseq, 4))
while data2int(idxsec) >= curve_order or data2int(idxsec) <= 1:
subseq += 1
idxsec = hSHA512(fpgpub + int2data(seq, 4) + int2data(subseq, 4))
idxpt = get_point(idxsec)
accpt = fpgpt + idxpt
accpub = get_pubkey(accpt) # Account Pubkey
acc160 = hash_160(accpub)
fpgadd = data_to_address(fpgpub, 41) # Family Public Generator
accadd = data_to_address(accpub, 35) # Account Public Key
accid = data_to_address(acc160) # Account ID (similar to address in Bitcoin)
return fpgadd, accadd, accid
def genb58seed(entropy=None):
"""
Generate a random Family Seed for Ripple. (Private Key)
entropy = String of any random data. Please ensure high entropy.
## Note: ecdsa library's randrange() uses os.urandom() to get its entropy.
## This should be secure enough... but just in case, I added the ability
## to include your own entropy in addition.
"""
if entropy == None:
entropy = int2data(ecdsa.util.randrange( 2**128 ), 16)
else:
entropy = hashlib.sha256(entropy + int2data(ecdsa.util.randrange( 2**128 ), 16)).digest()[:16]
b58seed = data_to_address(entropy, 33)
return b58seed
def seed2mnemonic(seed):
dseed = DecodeBase58Check(seed)
assert dseed != None and dseed[:1] == chr(33), 'Invalid Secret'
return ' '.join(mn_encode(dseed[1:].encode('hex')))
def mnemonic2seed(phrase):
words = phrase.split(' ')
hexstr = mn_decode(words)
return data_to_address(hexstr.decode('hex'), 33)
def testrun():
""" Tests a known set of addresses. https://wiki.ripple.com/Account_Family#Test_Vectors """
seed = 'shHM53KPZ87Gwdqarm1bAmPeXg8Tn'
fpgadd, accadd, accid = seed2accid(seed)
assert fpgadd == 'fht5yrLWh3P8DrJgQuVNDPQVXGTMyPpgRHFKGQzFQ66o3ssesk3o', 'Incorrect Family Public Generator'
assert accadd == 'aBRoQibi2jpDofohooFuzZi9nEzKw9Zdfc4ExVNmuXHaJpSPh8uJ', 'Incorrect Account Public Key'
assert accid == 'rhcfR9Cg98qCxHpCcPBmMonbDBXo84wyTn', 'Incorrect Account ID'
print 'TESTS OK'
############## SCRIPT STARTS HERE ###############
lines(2)
testrun()
seed = genb58seed(str(time.clock()) + 'sdf86g98sghghf487fhhrughse78gg31se85g58s6e468g].gh.:;e.sg.]..814*/-+')
fpgadd, accadd, accid = seed2accid(seed)
lines(2)
print 'Family Seed (aka Secret):'
print seed
print
print 'Family Seed (mnemonic):'
print seed2mnemonic(seed)
print
print 'Family Public Generator:'
print fpgadd
print
print 'Account Public Key:'
print accadd
print
print 'Account ID:'
print accid
lines(3)