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Remove old curve25519 build task

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This commit is contained in:
lilia 2015-06-24 13:40:40 -07:00
parent 7d568b5092
commit 9f1af24b9c
2 changed files with 0 additions and 196 deletions
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54
Gruntfile.js
View file

@ -81,25 +81,6 @@ module.exports = function(grunt) {
} }
} }
}, },
compile: {
curve25519_compiled: {
src_files: [
'native/ed25519/additions/*.c',
'native/curve25519-donna.c',
'native/ed25519/*.c',
'native/ed25519/sha512/sha2big.c'
],
methods: [
'curve25519_donna',
'curve25519_sign',
'curve25519_verify',
'crypto_sign_ed25519_ref10_ge_scalarmult_base',
'sph_sha512_init',
'malloc',
'free'
]
}
},
jshint: { jshint: {
files: [ files: [
'Gruntfile.js', 'Gruntfile.js',
@ -211,43 +192,8 @@ module.exports = function(grunt) {
} }
}); });
grunt.registerMultiTask('compile', 'Compile the C libraries with emscripten.', function() {
var callback = this.async();
var outfile = 'build/' + this.target + '.js';
var exported_functions = this.data.methods.map(function(name) {
return "'_" + name + "'";
});
var flags = [
'-O1',
'-Qunused-arguments',
'-o', outfile,
'-Inative/ed25519/nacl_includes -Inative/ed25519 -Inative/ed25519/sha512',
'-s', "EXPORTED_FUNCTIONS=\"[" + exported_functions.join(',') + "]\""];
var command = [].concat('emcc', this.data.src_files, flags).join(' ');
grunt.log.writeln('Compiling via emscripten to ' + outfile);
var exitCode = 0;
grunt.verbose.subhead(command);
grunt.verbose.writeln(util.format('Expecting exit code %d', exitCode));
var child = child_process.exec(command);
child.stdout.on('data', function (d) { grunt.log.write(d); });
child.stderr.on('data', function (d) { grunt.log.error(d); });
child.on('exit', function(code) {
if (code !== exitCode) {
grunt.log.error(util.format('Exited with code: %d.', code));
return callback(false);
}
grunt.verbose.ok(util.format('Exited with code: %d.', code));
callback(true);
});
});
grunt.registerTask('dev', ['connect', 'watch', 'sass']); grunt.registerTask('dev', ['connect', 'watch', 'sass']);
grunt.registerTask('test', ['jshint', 'jscs', 'connect', 'saucelabs-mocha']); grunt.registerTask('test', ['jshint', 'jscs', 'connect', 'saucelabs-mocha']);
grunt.registerTask('default', ['preen', 'concat', 'sass', 'copy']); grunt.registerTask('default', ['preen', 'concat', 'sass', 'copy']);
grunt.registerTask('build', ['compile', 'concat:curve25519', 'concat:libtextsecure']);
}; };

142
build/curve25519.js
View file

@ -1,142 +0,0 @@
/* vim: ts=4:sw=4:expandtab
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
;(function() {
'use strict';
// Insert some bytes into the emscripten memory and return a pointer
function _allocate(bytes) {
var address = Module._malloc(bytes.length);
Module.HEAPU8.set(bytes, address);
return address;
}
function _readBytes(address, length, array) {
array.set(Module.HEAPU8.subarray(address, address + length));
}
var basepoint = new Uint8Array(32);
basepoint[0] = 9;
window.curve25519 = {
keyPair: function(privKey) {
var priv = new Uint8Array(privKey);
priv[0] &= 248;
priv[31] &= 127;
priv[31] |= 64
// Where to store the result
var publicKey_ptr = Module._malloc(32);
// Get a pointer to the private key
var privateKey_ptr = _allocate(priv);
// The basepoint for generating public keys
var basepoint_ptr = _allocate(basepoint);
// The return value is just 0, the operation is done in place
var err = Module._curve25519_donna(publicKey_ptr,
privateKey_ptr,
basepoint_ptr);
var res = new Uint8Array(32);
_readBytes(publicKey_ptr, 32, res);
Module._free(publicKey_ptr);
Module._free(privateKey_ptr);
Module._free(basepoint_ptr);
return Promise.resolve({ pubKey: res.buffer, privKey: privKey });
},
sharedSecret: function(pubKey, privKey) {
// Where to store the result
var sharedKey_ptr = Module._malloc(32);
// Get a pointer to our private key
var privateKey_ptr = _allocate(new Uint8Array(privKey));
// Get a pointer to their public key, the basepoint when you're
// generating a shared secret
var basepoint_ptr = _allocate(new Uint8Array(pubKey));
// Return value is 0 here too of course
var err = Module._curve25519_donna(sharedKey_ptr,
privateKey_ptr,
basepoint_ptr);
var res = new Uint8Array(32);
_readBytes(sharedKey_ptr, 32, res);
Module._free(sharedKey_ptr);
Module._free(privateKey_ptr);
Module._free(basepoint_ptr);
return Promise.resolve(res.buffer);
},
sign: function(privKey, message) {
// Where to store the result
var signature_ptr = Module._malloc(64);
// Get a pointer to our private key
var privateKey_ptr = _allocate(new Uint8Array(privKey));
// Get a pointer to the message
var message_ptr = _allocate(new Uint8Array(message));
var err = Module._curve25519_sign(signature_ptr,
privateKey_ptr,
message_ptr,
message.byteLength);
var res = new Uint8Array(64);
_readBytes(signature_ptr, 64, res);
Module._free(signature_ptr);
Module._free(privateKey_ptr);
Module._free(message_ptr);
return Promise.resolve(res.buffer);
},
verify: function(pubKey, message, sig) {
// Get a pointer to their public key
var publicKey_ptr = _allocate(new Uint8Array(pubKey));
// Get a pointer to the signature
var signature_ptr = _allocate(new Uint8Array(sig));
// Get a pointer to the message
var message_ptr = _allocate(new Uint8Array(message));
var res = Module._curve25519_verify(signature_ptr,
publicKey_ptr,
message_ptr,
message.byteLength);
Module._free(publicKey_ptr);
Module._free(signature_ptr);
Module._free(message_ptr);
return new Promise(function(resolve, reject) {
if (res !== 0) {
reject(new Error("Invalid signature"));
} else {
resolve();
}
});
}
};
})();