X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=bip39-standalone.html;h=dfeaa651ed6b0e921fe44bc9e76bf78be2fc9271;hb=30c9e79de32e529e9b87b836a1bc808e6dbbc646;hp=5ef69eacea5452a9bf741784ac912c3c60fcfd9d;hpb=bffa8eda540af07f253259b155c5b23aa54d8d57;p=perso%2FImmae%2FProjets%2FCryptomonnaies%2FBIP39.git

diff --git a/bip39-standalone.html b/bip39-standalone.html
index 5ef69ea..dfeaa65 100644
--- a/bip39-standalone.html
+++ b/bip39-standalone.html
@@ -70,7 +70,16 @@
                             <label for="strength" class="col-sm-2 control-label">Number of words</label>
                             <div class="col-sm-10">
                                 <div class="input-group">
-                                    <input type="number" class="strength form-control" id="strength" value="15">
+                                    <select id="strength" class="strength form-control">
+                                        <option val="3">3</option>
+                                        <option val="6">6</option>
+                                        <option val="9">9</option>
+                                        <option val="12">12</option>
+                                        <option val="15" selected>15</option>
+                                        <option val="18">18</option>
+                                        <option val="21">21</option>
+                                        <option val="24">24</option>
+                                    </select>
                                     <span class="input-group-btn">
                                         <button class="btn generate">Generate Random Mnemonic</button>
                                     </span>
@@ -83,6 +92,12 @@
                                 <textarea id="passphrase" class="passphrase form-control"></textarea>
                             </div>
                         </div>
+                        <div class="form-group">
+                            <label for="seed" class="col-sm-2 control-label">BIP39 Seed</label>
+                            <div class="col-sm-10">
+                                <textarea id="seed" class="seed form-control" readonly="readonly"></textarea>
+                            </div>
+                        </div>
                         <div class="form-group">
                             <label for="network-phrase" class="col-sm-2 control-label">Coin</label>
                             <div class="col-sm-10">
@@ -14511,7 +14526,7 @@ var Mnemonic = function(language) {
 
     self.toSeed = function(mnemonic, passphrase) {
         passphrase = passphrase || '';
-        mnemonic = self.normalizeString(mnemonic)
+        mnemonic = self.normalizeString(mnemonic).split(' ').filter(function(x) { return x.length; }).join(' ');
         passphrase = self.normalizeString(passphrase)
         passphrase = "mnemonic" + passphrase;
         var mnemonicBits = sjcl.codec.utf8String.toBits(mnemonic);
@@ -14592,6 +14607,7 @@ var Mnemonic = function(language) {
         <script>(function() {
 
     var mnemonic = new Mnemonic("english");
+    var seed = null
     var bip32RootKey = null;
     var bip32ExtendedKey = null;
     var network = bitcoin.networks.bitcoin;
@@ -14609,6 +14625,7 @@ var Mnemonic = function(language) {
     DOM.phrase = $(".phrase");
     DOM.passphrase = $(".passphrase");
     DOM.generate = $(".generate");
+    DOM.seed = $(".seed");
     DOM.rootKey = $(".root-key");
     DOM.extendedPrivKey = $(".extended-priv-key");
     DOM.extendedPubKey = $(".extended-pub-key");
@@ -14632,8 +14649,6 @@ var Mnemonic = function(language) {
     DOM.addressToggle = $(".address-toggle");
     DOM.privateKeyToggle = $(".private-key-toggle");
 
-    var derivationPath = $(".tab-pane.active .path").val();
-
     function init() {
         // Events
         DOM.network.on("change", networkChanged);
@@ -14641,12 +14656,12 @@ var Mnemonic = function(language) {
         DOM.passphrase.on("input", delayedPhraseChanged);
         DOM.generate.on("click", generateClicked);
         DOM.more.on("click", showMore);
-        DOM.bip32path.on("input", bip32Changed);
-        DOM.bip44purpose.on("input", bip44Changed);
-        DOM.bip44coin.on("input", bip44Changed);
-        DOM.bip44account.on("input", bip44Changed);
-        DOM.bip44change.on("input", bip44Changed);
-        DOM.tab.on("click", tabClicked);
+        DOM.bip32path.on("input", delayedPhraseChanged);
+        DOM.bip44purpose.on("input", delayedPhraseChanged);
+        DOM.bip44coin.on("input", delayedPhraseChanged);
+        DOM.bip44account.on("input", delayedPhraseChanged);
+        DOM.bip44change.on("input", delayedPhraseChanged);
+        DOM.tab.on("click", delayedPhraseChanged);
         DOM.indexToggle.on("click", toggleIndexes);
         DOM.addressToggle.on("click", toggleAddresses);
         DOM.privateKeyToggle.on("click", togglePrivateKeys);
@@ -14661,7 +14676,6 @@ var Mnemonic = function(language) {
     function networkChanged(e) {
         var network = e.target.value;
         networks[network].onSelect();
-        setBip44DerivationPath();
         delayedPhraseChanged();
     }
 
@@ -14686,7 +14700,8 @@ var Mnemonic = function(language) {
             return;
         }
         // Get the derivation path
-        var errorText = findDerivationPathErrors();
+        var derivationPath = getDerivationPath();
+        var errorText = findDerivationPathErrors(derivationPath);
         if (errorText) {
             showValidationError(errorText);
             return;
@@ -14709,26 +14724,6 @@ var Mnemonic = function(language) {
         }, 50);
     }
 
-    function tabClicked(e) {
-        var activePath = $(e.target.getAttribute("href") + " .path");
-        derivationPath = activePath.val();
-        derivationChanged();
-    }
-
-    function derivationChanged() {
-        delayedPhraseChanged();
-    }
-
-    function bip32Changed() {
-        derivationPath = DOM.bip32path.val();
-        derivationChanged();
-    }
-
-    function bip44Changed() {
-        setBip44DerivationPath();
-        derivationChanged();
-    }
-
     function toggleIndexes() {
         showIndex = !showIndex;
         $("td.index span").toggleClass("invisible");
@@ -14753,21 +14748,6 @@ var Mnemonic = function(language) {
             return;
         }
         var numWords = parseInt(DOM.strength.val());
-        // Check strength is an integer
-        if (isNaN(numWords)) {
-            DOM.strength.val("12");
-            numWords = 12;
-        }
-        // Check strength is a multiple of 32, if not round it down
-        if (numWords % 3 != 0) {
-            numWords = Math.floor(numWords / 3) * 3;
-            DOM.strength.val(numWords);
-        }
-        // Check strength is at least 32
-        if (numWords == 0) {
-            numWords = 3;
-            DOM.strength.val(numWords);
-        }
         var strength = numWords / 3 * 32;
         var words = mnemonic.generate(strength);
         DOM.phrase.val(words);
@@ -14775,7 +14755,7 @@ var Mnemonic = function(language) {
     }
 
     function calcBip32Seed(phrase, passphrase, path) {
-        var seed = mnemonic.toSeed(phrase, passphrase);
+        seed = mnemonic.toSeed(phrase, passphrase);
         bip32RootKey = bitcoin.HDNode.fromSeedHex(seed, network);
         bip32ExtendedKey = bip32RootKey;
         // Derive the key from the path
@@ -14831,13 +14811,72 @@ var Mnemonic = function(language) {
         return false;
     }
 
+    function getDerivationPath() {
+        if (DOM.bip44tab.hasClass("active")) {
+            var purpose = parseIntNoNaN(DOM.bip44purpose.val(), 44);
+            var coin = parseIntNoNaN(DOM.bip44coin.val(), 0);
+            var account = parseIntNoNaN(DOM.bip44account.val(), 0);
+            var change = parseIntNoNaN(DOM.bip44change.val(), 0);
+            var path = "m/";
+            path += purpose + "'/";
+            path += coin + "'/";
+            path += account + "'/";
+            path += change;
+            DOM.bip44path.val(path);
+            var derivationPath = DOM.bip44path.val();
+            console.log("Using derivation path from BIP44 tab: " + derivationPath);
+            return derivationPath;
+        }
+        else if (DOM.bip32tab.hasClass("active")) {
+            var derivationPath = DOM.bip32path.val();
+            console.log("Using derivation path from BIP32 tab: " + derivationPath);
+            return derivationPath;
+        }
+        else {
+            console.log("Unknown derivation path");
+        }
+    }
+
     function findDerivationPathErrors(path) {
-        // TODO
+        // TODO is not perfect but is better than nothing
+        // Inspired by
+        // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#test-vectors
+        // and
+        // https://github.com/bitcoin/bips/blob/master/bip-0032.mediawiki#extended-keys
+        var maxDepth = 255; // TODO verify this!!
+        var maxIndexValue = Math.pow(2, 31); // TODO verify this!!
+        if (path[0] != "m") {
+            return "First character must be 'm'";
+        }
+        if (path.length > 1) {
+            if (path[1] != "/") {
+                return "Separator must be '/'";
+            }
+            var indexes = path.split("/");
+            if (indexes.length > maxDepth) {
+                return "Derivation depth is " + indexes.length + ", must be less than " + maxDepth;
+            }
+            for (var depth = 1; depth<indexes.length; depth++) {
+                var index = indexes[depth];
+                var invalidChars = index.replace(/^[0-9]+'?$/g, "")
+                if (invalidChars.length > 0) {
+                    return "Invalid characters " + invalidChars + " found at depth " + depth;
+                }
+                var indexValue = parseInt(index.replace("'", ""));
+                if (isNaN(depth)) {
+                    return "Invalid number at depth " + depth;
+                }
+                if (indexValue > maxIndexValue) {
+                    return "Value of " + indexValue + " at depth " + depth + " must be less than " + maxIndexValue;
+                }
+            }
+        }
         return false;
     }
 
     function displayBip32Info() {
         // Display the key
+        DOM.seed.val(seed);
         var rootKey = bip32RootKey.toBase58();
         DOM.rootKey.val(rootKey);
         var extendedPrivKey = bip32ExtendedKey.toBase58();
@@ -14867,7 +14906,8 @@ var Mnemonic = function(language) {
                 var key = bip32ExtendedKey.derive(index);
                 var address = key.getAddress().toString();
                 var privkey = key.privKey.toWIF(network);
-                addAddressToList(index, address, privkey);
+                var indexText = getDerivationPath() + "/" + index;
+                addAddressToList(indexText, address, privkey);
             }, 50)
         }
 
@@ -14908,14 +14948,13 @@ var Mnemonic = function(language) {
         DOM.extendedPubKey.val("");
     }
 
-    function addAddressToList(index, address, privkey) {
+    function addAddressToList(indexText, address, privkey) {
         var row = $(addressRowTemplate.html());
         // Elements
         var indexCell = row.find(".index span");
         var addressCell = row.find(".address span");
         var privkeyCell = row.find(".privkey span");
         // Content
-        var indexText = derivationPath + "/" + index;
         indexCell.text(indexText);
         addressCell.text(address);
         privkeyCell.text(privkey);
@@ -14942,20 +14981,6 @@ var Mnemonic = function(language) {
         });
     }
 
-    function setBip44DerivationPath() {
-        var purpose = parseIntNoNaN(DOM.bip44purpose.val(), 44);
-        var coin = parseIntNoNaN(DOM.bip44coin.val(), 0);
-        var account = parseIntNoNaN(DOM.bip44account.val(), 0);
-        var change = parseIntNoNaN(DOM.bip44change.val(), 0);
-        var path = "m/";
-        path += purpose + "'/";
-        path += coin + "'/";
-        path += account + "'/";
-        path += change;
-        DOM.bip44path.val(path);
-        derivationPath = DOM.bip44path.val();
-    }
-
     function parseIntNoNaN(val, defaultVal) {
         var v = parseInt(val);
         if (isNaN(v)) {