diff options
Diffstat (limited to 'vnfmarket/src/main/webapp/vnfmarket/node_modules/tweetnacl/nacl.js')
| -rw-r--r-- | vnfmarket/src/main/webapp/vnfmarket/node_modules/tweetnacl/nacl.js | 1175 |
1 files changed, 1175 insertions, 0 deletions
diff --git a/vnfmarket/src/main/webapp/vnfmarket/node_modules/tweetnacl/nacl.js b/vnfmarket/src/main/webapp/vnfmarket/node_modules/tweetnacl/nacl.js new file mode 100644 index 00000000..f72dd78d --- /dev/null +++ b/vnfmarket/src/main/webapp/vnfmarket/node_modules/tweetnacl/nacl.js @@ -0,0 +1,1175 @@ +(function(nacl) { +'use strict'; + +// Ported in 2014 by Dmitry Chestnykh and Devi Mandiri. +// Public domain. +// +// Implementation derived from TweetNaCl version 20140427. +// See for details: http://tweetnacl.cr.yp.to/ + +var u64 = function(h, l) { this.hi = h|0 >>> 0; this.lo = l|0 >>> 0; }; +var gf = function(init) { + var i, r = new Float64Array(16); + if (init) for (i = 0; i < init.length; i++) r[i] = init[i]; + return r; +}; + +// Pluggable, initialized in high-level API below. +var randombytes = function(/* x, n */) { throw new Error('no PRNG'); }; + +var _0 = new Uint8Array(16); +var _9 = new Uint8Array(32); _9[0] = 9; + +var gf0 = gf(), + gf1 = gf([1]), + _121665 = gf([0xdb41, 1]), + D = gf([0x78a3, 0x1359, 0x4dca, 0x75eb, 0xd8ab, 0x4141, 0x0a4d, 0x0070, 0xe898, 0x7779, 0x4079, 0x8cc7, 0xfe73, 0x2b6f, 0x6cee, 0x5203]), + D2 = gf([0xf159, 0x26b2, 0x9b94, 0xebd6, 0xb156, 0x8283, 0x149a, 0x00e0, 0xd130, 0xeef3, 0x80f2, 0x198e, 0xfce7, 0x56df, 0xd9dc, 0x2406]), + X = gf([0xd51a, 0x8f25, 0x2d60, 0xc956, 0xa7b2, 0x9525, 0xc760, 0x692c, 0xdc5c, 0xfdd6, 0xe231, 0xc0a4, 0x53fe, 0xcd6e, 0x36d3, 0x2169]), + Y = gf([0x6658, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666, 0x6666]), + I = gf([0xa0b0, 0x4a0e, 0x1b27, 0xc4ee, 0xe478, 0xad2f, 0x1806, 0x2f43, 0xd7a7, 0x3dfb, 0x0099, 0x2b4d, 0xdf0b, 0x4fc1, 0x2480, 0x2b83]); + +function L32(x, c) { return (x << c) | (x >>> (32 - c)); } + +function ld32(x, i) { + var u = x[i+3] & 0xff; + u = (u<<8)|(x[i+2] & 0xff); + u = (u<<8)|(x[i+1] & 0xff); + return (u<<8)|(x[i+0] & 0xff); +} + +function dl64(x, i) { + var h = (x[i] << 24) | (x[i+1] << 16) | (x[i+2] << 8) | x[i+3]; + var l = (x[i+4] << 24) | (x[i+5] << 16) | (x[i+6] << 8) | x[i+7]; + return new u64(h, l); +} + +function st32(x, j, u) { + var i; + for (i = 0; i < 4; i++) { x[j+i] = u & 255; u >>>= 8; } +} + +function ts64(x, i, u) { + x[i] = (u.hi >> 24) & 0xff; + x[i+1] = (u.hi >> 16) & 0xff; + x[i+2] = (u.hi >> 8) & 0xff; + x[i+3] = u.hi & 0xff; + x[i+4] = (u.lo >> 24) & 0xff; + x[i+5] = (u.lo >> 16) & 0xff; + x[i+6] = (u.lo >> 8) & 0xff; + x[i+7] = u.lo & 0xff; +} + +function vn(x, xi, y, yi, n) { + var i,d = 0; + for (i = 0; i < n; i++) d |= x[xi+i]^y[yi+i]; + return (1 & ((d - 1) >>> 8)) - 1; +} + +function crypto_verify_16(x, xi, y, yi) { + return vn(x,xi,y,yi,16); +} + +function crypto_verify_32(x, xi, y, yi) { + return vn(x,xi,y,yi,32); +} + +function core(out,inp,k,c,h) { + var w = new Uint32Array(16), x = new Uint32Array(16), + y = new Uint32Array(16), t = new Uint32Array(4); + var i, j, m; + + for (i = 0; i < 4; i++) { + x[5*i] = ld32(c, 4*i); + x[1+i] = ld32(k, 4*i); + x[6+i] = ld32(inp, 4*i); + x[11+i] = ld32(k, 16+4*i); + } + + for (i = 0; i < 16; i++) y[i] = x[i]; + + for (i = 0; i < 20; i++) { + for (j = 0; j < 4; j++) { + for (m = 0; m < 4; m++) t[m] = x[(5*j+4*m)%16]; + t[1] ^= L32((t[0]+t[3])|0, 7); + t[2] ^= L32((t[1]+t[0])|0, 9); + t[3] ^= L32((t[2]+t[1])|0,13); + t[0] ^= L32((t[3]+t[2])|0,18); + for (m = 0; m < 4; m++) w[4*j+(j+m)%4] = t[m]; + } + for (m = 0; m < 16; m++) x[m] = w[m]; + } + + if (h) { + for (i = 0; i < 16; i++) x[i] = (x[i] + y[i]) | 0; + for (i = 0; i < 4; i++) { + x[5*i] = (x[5*i] - ld32(c, 4*i)) | 0; + x[6+i] = (x[6+i] - ld32(inp, 4*i)) | 0; + } + for (i = 0; i < 4; i++) { + st32(out,4*i,x[5*i]); + st32(out,16+4*i,x[6+i]); + } + } else { + for (i = 0; i < 16; i++) st32(out, 4 * i, (x[i] + y[i]) | 0); + } +} + +function crypto_core_salsa20(out,inp,k,c) { + core(out,inp,k,c,false); + return 0; +} + +function crypto_core_hsalsa20(out,inp,k,c) { + core(out,inp,k,c,true); + return 0; +} + +var sigma = new Uint8Array([101, 120, 112, 97, 110, 100, 32, 51, 50, 45, 98, 121, 116, 101, 32, 107]); + // "expand 32-byte k" + +function crypto_stream_salsa20_xor(c,cpos,m,mpos,b,n,k) { + var z = new Uint8Array(16), x = new Uint8Array(64); + var u, i; + if (!b) return 0; + for (i = 0; i < 16; i++) z[i] = 0; + for (i = 0; i < 8; i++) z[i] = n[i]; + while (b >= 64) { + crypto_core_salsa20(x,z,k,sigma); + for (i = 0; i < 64; i++) c[cpos+i] = (m?m[mpos+i]:0) ^ x[i]; + u = 1; + for (i = 8; i < 16; i++) { + u = u + (z[i] & 0xff) | 0; + z[i] = u & 0xff; + u >>>= 8; + } + b -= 64; + cpos += 64; + if (m) mpos += 64; + } + if (b > 0) { + crypto_core_salsa20(x,z,k,sigma); + for (i = 0; i < b; i++) c[cpos+i] = (m?m[mpos+i]:0) ^ x[i]; + } + return 0; +} + +function crypto_stream_salsa20(c,cpos,d,n,k) { + return crypto_stream_salsa20_xor(c,cpos,null,0,d,n,k); +} + +function crypto_stream(c,cpos,d,n,k) { + var s = new Uint8Array(32); + crypto_core_hsalsa20(s,n,k,sigma); + return crypto_stream_salsa20(c,cpos,d,n.subarray(16),s); +} + +function crypto_stream_xor(c,cpos,m,mpos,d,n,k) { + var s = new Uint8Array(32); + crypto_core_hsalsa20(s,n,k,sigma); + return crypto_stream_salsa20_xor(c,cpos,m,mpos,d,n.subarray(16),s); +} + +function add1305(h, c) { + var j, u = 0; + for (j = 0; j < 17; j++) { + u = (u + ((h[j] + c[j]) | 0)) | 0; + h[j] = u & 255; + u >>>= 8; + } +} + +var minusp = new Uint32Array([ + 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 252 +]); + +function crypto_onetimeauth(out, outpos, m, mpos, n, k) { + var s, i, j, u; + var x = new Uint32Array(17), r = new Uint32Array(17), + h = new Uint32Array(17), c = new Uint32Array(17), + g = new Uint32Array(17); + for (j = 0; j < 17; j++) r[j]=h[j]=0; + for (j = 0; j < 16; j++) r[j]=k[j]; + r[3]&=15; + r[4]&=252; + r[7]&=15; + r[8]&=252; + r[11]&=15; + r[12]&=252; + r[15]&=15; + + while (n > 0) { + for (j = 0; j < 17; j++) c[j] = 0; + for (j = 0; (j < 16) && (j < n); ++j) c[j] = m[mpos+j]; + c[j] = 1; + mpos += j; n -= j; + add1305(h,c); + for (i = 0; i < 17; i++) { + x[i] = 0; + for (j = 0; j < 17; j++) x[i] = (x[i] + (h[j] * ((j <= i) ? r[i - j] : ((320 * r[i + 17 - j])|0))) | 0) | 0; + } + for (i = 0; i < 17; i++) h[i] = x[i]; + u = 0; + for (j = 0; j < 16; j++) { + u = (u + h[j]) | 0; + h[j] = u & 255; + u >>>= 8; + } + u = (u + h[16]) | 0; h[16] = u & 3; + u = (5 * (u >>> 2)) | 0; + for (j = 0; j < 16; j++) { + u = (u + h[j]) | 0; + h[j] = u & 255; + u >>>= 8; + } + u = (u + h[16]) | 0; h[16] = u; + } + + for (j = 0; j < 17; j++) g[j] = h[j]; + add1305(h,minusp); + s = (-(h[16] >>> 7) | 0); + for (j = 0; j < 17; j++) h[j] ^= s & (g[j] ^ h[j]); + + for (j = 0; j < 16; j++) c[j] = k[j + 16]; + c[16] = 0; + add1305(h,c); + for (j = 0; j < 16; j++) out[outpos+j] = h[j]; + return 0; +} + +function crypto_onetimeauth_verify(h, hpos, m, mpos, n, k) { + var x = new Uint8Array(16); + crypto_onetimeauth(x,0,m,mpos,n,k); + return crypto_verify_16(h,hpos,x,0); +} + +function crypto_secretbox(c,m,d,n,k) { + var i; + if (d < 32) return -1; + crypto_stream_xor(c,0,m,0,d,n,k); + crypto_onetimeauth(c, 16, c, 32, d - 32, c); + for (i = 0; i < 16; i++) c[i] = 0; + return 0; +} + +function crypto_secretbox_open(m,c,d,n,k) { + var i; + var x = new Uint8Array(32); + if (d < 32) return -1; + crypto_stream(x,0,32,n,k); + if (crypto_onetimeauth_verify(c, 16,c, 32,d - 32,x) !== 0) return -1; + crypto_stream_xor(m,0,c,0,d,n,k); + for (i = 0; i < 32; i++) m[i] = 0; + return 0; +} + +function set25519(r, a) { + var i; + for (i = 0; i < 16; i++) r[i] = a[i]|0; +} + +function car25519(o) { + var c; + var i; + for (i = 0; i < 16; i++) { + o[i] += 65536; + c = Math.floor(o[i] / 65536); + o[(i+1)*(i<15?1:0)] += c - 1 + 37 * (c-1) * (i===15?1:0); + o[i] -= (c * 65536); + } +} + +function sel25519(p, q, b) { + var t, c = ~(b-1); + for (var i = 0; i < 16; i++) { + t = c & (p[i] ^ q[i]); + p[i] ^= t; + q[i] ^= t; + } +} + +function pack25519(o, n) { + var i, j, b; + var m = gf(), t = gf(); + for (i = 0; i < 16; i++) t[i] = n[i]; + car25519(t); + car25519(t); + car25519(t); + for (j = 0; j < 2; j++) { + m[0] = t[0] - 0xffed; + for (i = 1; i < 15; i++) { + m[i] = t[i] - 0xffff - ((m[i-1]>>16) & 1); + m[i-1] &= 0xffff; + } + m[15] = t[15] - 0x7fff - ((m[14]>>16) & 1); + b = (m[15]>>16) & 1; + m[14] &= 0xffff; + sel25519(t, m, 1-b); + } + for (i = 0; i < 16; i++) { + o[2*i] = t[i] & 0xff; + o[2*i+1] = t[i]>>8; + } +} + +function neq25519(a, b) { + var c = new Uint8Array(32), d = new Uint8Array(32); + pack25519(c, a); + pack25519(d, b); + return crypto_verify_32(c, 0, d, 0); +} + +function par25519(a) { + var d = new Uint8Array(32); + pack25519(d, a); + return d[0] & 1; +} + +function unpack25519(o, n) { + var i; + for (i = 0; i < 16; i++) o[i] = n[2*i] + (n[2*i+1] << 8); + o[15] &= 0x7fff; +} + +function A(o, a, b) { + var i; + for (i = 0; i < 16; i++) o[i] = (a[i] + b[i])|0; +} + +function Z(o, a, b) { + var i; + for (i = 0; i < 16; i++) o[i] = (a[i] - b[i])|0; +} + +function M(o, a, b) { + var i, j, t = new Float64Array(31); + for (i = 0; i < 31; i++) t[i] = 0; + for (i = 0; i < 16; i++) { + for (j = 0; j < 16; j++) { + t[i+j] += a[i] * b[j]; + } + } + for (i = 0; i < 15; i++) { + t[i] += 38 * t[i+16]; + } + for (i = 0; i < 16; i++) o[i] = t[i]; + car25519(o); + car25519(o); +} + +function S(o, a) { + M(o, a, a); +} + +function inv25519(o, i) { + var c = gf(); + var a; + for (a = 0; a < 16; a++) c[a] = i[a]; + for (a = 253; a >= 0; a--) { + S(c, c); + if(a !== 2 && a !== 4) M(c, c, i); + } + for (a = 0; a < 16; a++) o[a] = c[a]; +} + +function pow2523(o, i) { + var c = gf(); + var a; + for (a = 0; a < 16; a++) c[a] = i[a]; + for (a = 250; a >= 0; a--) { + S(c, c); + if(a !== 1) M(c, c, i); + } + for (a = 0; a < 16; a++) o[a] = c[a]; +} + +function crypto_scalarmult(q, n, p) { + var z = new Uint8Array(32); + var x = new Float64Array(80), r, i; + var a = gf(), b = gf(), c = gf(), + d = gf(), e = gf(), f = gf(); + for (i = 0; i < 31; i++) z[i] = n[i]; + z[31]=(n[31]&127)|64; + z[0]&=248; + unpack25519(x,p); + for (i = 0; i < 16; i++) { + b[i]=x[i]; + d[i]=a[i]=c[i]=0; + } + a[0]=d[0]=1; + for (i=254; i>=0; --i) { + r=(z[i>>>3]>>>(i&7))&1; + sel25519(a,b,r); + sel25519(c,d,r); + A(e,a,c); + Z(a,a,c); + A(c,b,d); + Z(b,b,d); + S(d,e); + S(f,a); + M(a,c,a); + M(c,b,e); + A(e,a,c); + Z(a,a,c); + S(b,a); + Z(c,d,f); + M(a,c,_121665); + A(a,a,d); + M(c,c,a); + M(a,d,f); + M(d,b,x); + S(b,e); + sel25519(a,b,r); + sel25519(c,d,r); + } + for (i = 0; i < 16; i++) { + x[i+16]=a[i]; + x[i+32]=c[i]; + x[i+48]=b[i]; + x[i+64]=d[i]; + } + var x32 = x.subarray(32); + var x16 = x.subarray(16); + inv25519(x32,x32); + M(x16,x16,x32); + pack25519(q,x16); + return 0; +} + +function crypto_scalarmult_base(q, n) { + return crypto_scalarmult(q, n, _9); +} + +function crypto_box_keypair(y, x) { + randombytes(x, 32); + return crypto_scalarmult_base(y, x); +} + +function crypto_box_beforenm(k, y, x) { + var s = new Uint8Array(32); + crypto_scalarmult(s, x, y); + return crypto_core_hsalsa20(k, _0, s, sigma); +} + +var crypto_box_afternm = crypto_secretbox; +var crypto_box_open_afternm = crypto_secretbox_open; + +function crypto_box(c, m, d, n, y, x) { + var k = new Uint8Array(32); + crypto_box_beforenm(k, y, x); + return crypto_box_afternm(c, m, d, n, k); +} + +function crypto_box_open(m, c, d, n, y, x) { + var k = new Uint8Array(32); + crypto_box_beforenm(k, y, x); + return crypto_box_open_afternm(m, c, d, n, k); +} + +function add64() { + var a = 0, b = 0, c = 0, d = 0, m16 = 65535, l, h, i; + for (i = 0; i < arguments.length; i++) { + l = arguments[i].lo; + h = arguments[i].hi; + a += (l & m16); b += (l >>> 16); + c += (h & m16); d += (h >>> 16); + } + + b += (a >>> 16); + c += (b >>> 16); + d += (c >>> 16); + + return new u64((c & m16) | (d << 16), (a & m16) | (b << 16)); +} + +function shr64(x, c) { + return new u64((x.hi >>> c), (x.lo >>> c) | (x.hi << (32 - c))); +} + +function xor64() { + var l = 0, h = 0, i; + for (i = 0; i < arguments.length; i++) { + l ^= arguments[i].lo; + h ^= arguments[i].hi; + } + return new u64(h, l); +} + +function R(x, c) { + var h, l, c1 = 32 - c; + if (c < 32) { + h = (x.hi >>> c) | (x.lo << c1); + l = (x.lo >>> c) | (x.hi << c1); + } else if (c < 64) { + h = (x.lo >>> c) | (x.hi << c1); + l = (x.hi >>> c) | (x.lo << c1); + } + return new u64(h, l); +} + +function Ch(x, y, z) { + var h = (x.hi & y.hi) ^ (~x.hi & z.hi), + l = (x.lo & y.lo) ^ (~x.lo & z.lo); + return new u64(h, l); +} + +function Maj(x, y, z) { + var h = (x.hi & y.hi) ^ (x.hi & z.hi) ^ (y.hi & z.hi), + l = (x.lo & y.lo) ^ (x.lo & z.lo) ^ (y.lo & z.lo); + return new u64(h, l); +} + +function Sigma0(x) { return xor64(R(x,28), R(x,34), R(x,39)); } +function Sigma1(x) { return xor64(R(x,14), R(x,18), R(x,41)); } +function sigma0(x) { return xor64(R(x, 1), R(x, 8), shr64(x,7)); } +function sigma1(x) { return xor64(R(x,19), R(x,61), shr64(x,6)); } + +var K = [ + new u64(0x428a2f98, 0xd728ae22), new u64(0x71374491, 0x23ef65cd), + new u64(0xb5c0fbcf, 0xec4d3b2f), new u64(0xe9b5dba5, 0x8189dbbc), + new u64(0x3956c25b, 0xf348b538), new u64(0x59f111f1, 0xb605d019), + new u64(0x923f82a4, 0xaf194f9b), new u64(0xab1c5ed5, 0xda6d8118), + new u64(0xd807aa98, 0xa3030242), new u64(0x12835b01, 0x45706fbe), + new u64(0x243185be, 0x4ee4b28c), new u64(0x550c7dc3, 0xd5ffb4e2), + new u64(0x72be5d74, 0xf27b896f), new u64(0x80deb1fe, 0x3b1696b1), + new u64(0x9bdc06a7, 0x25c71235), new u64(0xc19bf174, 0xcf692694), + new u64(0xe49b69c1, 0x9ef14ad2), new u64(0xefbe4786, 0x384f25e3), + new u64(0x0fc19dc6, 0x8b8cd5b5), new u64(0x240ca1cc, 0x77ac9c65), + new u64(0x2de92c6f, 0x592b0275), new u64(0x4a7484aa, 0x6ea6e483), + new u64(0x5cb0a9dc, 0xbd41fbd4), new u64(0x76f988da, 0x831153b5), + new u64(0x983e5152, 0xee66dfab), new u64(0xa831c66d, 0x2db43210), + new u64(0xb00327c8, 0x98fb213f), new u64(0xbf597fc7, 0xbeef0ee4), + new u64(0xc6e00bf3, 0x3da88fc2), new u64(0xd5a79147, 0x930aa725), + new u64(0x06ca6351, 0xe003826f), new u64(0x14292967, 0x0a0e6e70), + new u64(0x27b70a85, 0x46d22ffc), new u64(0x2e1b2138, 0x5c26c926), + new u64(0x4d2c6dfc, 0x5ac42aed), new u64(0x53380d13, 0x9d95b3df), + new u64(0x650a7354, 0x8baf63de), new u64(0x766a0abb, 0x3c77b2a8), + new u64(0x81c2c92e, 0x47edaee6), new u64(0x92722c85, 0x1482353b), + new u64(0xa2bfe8a1, 0x4cf10364), new u64(0xa81a664b, 0xbc423001), + new u64(0xc24b8b70, 0xd0f89791), new u64(0xc76c51a3, 0x0654be30), + new u64(0xd192e819, 0xd6ef5218), new u64(0xd6990624, 0x5565a910), + new u64(0xf40e3585, 0x5771202a), new u64(0x106aa070, 0x32bbd1b8), + new u64(0x19a4c116, 0xb8d2d0c8), new u64(0x1e376c08, 0x5141ab53), + new u64(0x2748774c, 0xdf8eeb99), new u64(0x34b0bcb5, 0xe19b48a8), + new u64(0x391c0cb3, 0xc5c95a63), new u64(0x4ed8aa4a, 0xe3418acb), + new u64(0x5b9cca4f, 0x7763e373), new u64(0x682e6ff3, 0xd6b2b8a3), + new u64(0x748f82ee, 0x5defb2fc), new u64(0x78a5636f, 0x43172f60), + new u64(0x84c87814, 0xa1f0ab72), new u64(0x8cc70208, 0x1a6439ec), + new u64(0x90befffa, 0x23631e28), new u64(0xa4506ceb, 0xde82bde9), + new u64(0xbef9a3f7, 0xb2c67915), new u64(0xc67178f2, 0xe372532b), + new u64(0xca273ece, 0xea26619c), new u64(0xd186b8c7, 0x21c0c207), + new u64(0xeada7dd6, 0xcde0eb1e), new u64(0xf57d4f7f, 0xee6ed178), + new u64(0x06f067aa, 0x72176fba), new u64(0x0a637dc5, 0xa2c898a6), + new u64(0x113f9804, 0xbef90dae), new u64(0x1b710b35, 0x131c471b), + new u64(0x28db77f5, 0x23047d84), new u64(0x32caab7b, 0x40c72493), + new u64(0x3c9ebe0a, 0x15c9bebc), new u64(0x431d67c4, 0x9c100d4c), + new u64(0x4cc5d4be, 0xcb3e42b6), new u64(0x597f299c, 0xfc657e2a), + new u64(0x5fcb6fab, 0x3ad6faec), new u64(0x6c44198c, 0x4a475817) +]; + +function crypto_hashblocks(x, m, n) { + var z = [], b = [], a = [], w = [], t, i, j; + + for (i = 0; i < 8; i++) z[i] = a[i] = dl64(x, 8*i); + + var pos = 0; + while (n >= 128) { + for (i = 0; i < 16; i++) w[i] = dl64(m, 8*i+pos); + for (i = 0; i < 80; i++) { + for (j = 0; j < 8; j++) b[j] = a[j]; + t = add64(a[7], Sigma1(a[4]), Ch(a[4], a[5], a[6]), K[i], w[i%16]); + b[7] = add64(t, Sigma0(a[0]), Maj(a[0], a[1], a[2])); + b[3] = add64(b[3], t); + for (j = 0; j < 8; j++) a[(j+1)%8] = b[j]; + if (i%16 === 15) { + for (j = 0; j < 16; j++) { + w[j] = add64(w[j], w[(j+9)%16], sigma0(w[(j+1)%16]), sigma1(w[(j+14)%16])); + } + } + } + + for (i = 0; i < 8; i++) { + a[i] = add64(a[i], z[i]); + z[i] = a[i]; + } + + pos += 128; + n -= 128; + } + + for (i = 0; i < 8; i++) ts64(x, 8*i, z[i]); + return n; +} + +var iv = new Uint8Array([ + 0x6a,0x09,0xe6,0x67,0xf3,0xbc,0xc9,0x08, + 0xbb,0x67,0xae,0x85,0x84,0xca,0xa7,0x3b, + 0x3c,0x6e,0xf3,0x72,0xfe,0x94,0xf8,0x2b, + 0xa5,0x4f,0xf5,0x3a,0x5f,0x1d,0x36,0xf1, + 0x51,0x0e,0x52,0x7f,0xad,0xe6,0x82,0xd1, + 0x9b,0x05,0x68,0x8c,0x2b,0x3e,0x6c,0x1f, + 0x1f,0x83,0xd9,0xab,0xfb,0x41,0xbd,0x6b, + 0x5b,0xe0,0xcd,0x19,0x13,0x7e,0x21,0x79 +]); + +function crypto_hash(out, m, n) { + var h = new Uint8Array(64), x = new Uint8Array(256); + var i, b = n; + + for (i = 0; i < 64; i++) h[i] = iv[i]; + + crypto_hashblocks(h, m, n); + n %= 128; + + for (i = 0; i < 256; i++) x[i] = 0; + for (i = 0; i < n; i++) x[i] = m[b-n+i]; + x[n] = 128; + + n = 256-128*(n<112?1:0); + x[n-9] = 0; + ts64(x, n-8, new u64((b / 0x20000000) | 0, b << 3)); + crypto_hashblocks(h, x, n); + + for (i = 0; i < 64; i++) out[i] = h[i]; + + return 0; +} + +function add(p, q) { + var a = gf(), b = gf(), c = gf(), + d = gf(), e = gf(), f = gf(), + g = gf(), h = gf(), t = gf(); + + Z(a, p[1], p[0]); + Z(t, q[1], q[0]); + M(a, a, t); + A(b, p[0], p[1]); + A(t, q[0], q[1]); + M(b, b, t); + M(c, p[3], q[3]); + M(c, c, D2); + M(d, p[2], q[2]); + A(d, d, d); + Z(e, b, a); + Z(f, d, c); + A(g, d, c); + A(h, b, a); + + M(p[0], e, f); + M(p[1], h, g); + M(p[2], g, f); + M(p[3], e, h); +} + +function cswap(p, q, b) { + var i; + for (i = 0; i < 4; i++) { + sel25519(p[i], q[i], b); + } +} + +function pack(r, p) { + var tx = gf(), ty = gf(), zi = gf(); + inv25519(zi, p[2]); + M(tx, p[0], zi); + M(ty, p[1], zi); + pack25519(r, ty); + r[31] ^= par25519(tx) << 7; +} + +function scalarmult(p, q, s) { + var b, i; + set25519(p[0], gf0); + set25519(p[1], gf1); + set25519(p[2], gf1); + set25519(p[3], gf0); + for (i = 255; i >= 0; --i) { + b = (s[(i/8)|0] >> (i&7)) & 1; + cswap(p, q, b); + add(q, p); + add(p, p); + cswap(p, q, b); + } +} + +function scalarbase(p, s) { + var q = [gf(), gf(), gf(), gf()]; + set25519(q[0], X); + set25519(q[1], Y); + set25519(q[2], gf1); + M(q[3], X, Y); + scalarmult(p, q, s); +} + +function crypto_sign_keypair(pk, sk, seeded) { + var d = new Uint8Array(64); + var p = [gf(), gf(), gf(), gf()]; + var i; + + if (!seeded) randombytes(sk, 32); + crypto_hash(d, sk, 32); + d[0] &= 248; + d[31] &= 127; + d[31] |= 64; + + scalarbase(p, d); + pack(pk, p); + + for (i = 0; i < 32; i++) sk[i+32] = pk[i]; + return 0; +} + +var L = new Float64Array([0xed, 0xd3, 0xf5, 0x5c, 0x1a, 0x63, 0x12, 0x58, 0xd6, 0x9c, 0xf7, 0xa2, 0xde, 0xf9, 0xde, 0x14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x10]); + +function modL(r, x) { + var carry, i, j, k; + for (i = 63; i >= 32; --i) { + carry = 0; + for (j = i - 32, k = i - 12; j < k; ++j) { + x[j] += carry - 16 * x[i] * L[j - (i - 32)]; + carry = (x[j] + 128) >> 8; + x[j] -= carry * 256; + } + x[j] += carry; + x[i] = 0; + } + carry = 0; + for (j = 0; j < 32; j++) { + x[j] += carry - (x[31] >> 4) * L[j]; + carry = x[j] >> 8; + x[j] &= 255; + } + for (j = 0; j < 32; j++) x[j] -= carry * L[j]; + for (i = 0; i < 32; i++) { + x[i+1] += x[i] >> 8; + r[i] = x[i] & 255; + } +} + +function reduce(r) { + var x = new Float64Array(64), i; + for (i = 0; i < 64; i++) x[i] = r[i]; + for (i = 0; i < 64; i++) r[i] = 0; + modL(r, x); +} + +// Note: difference from C - smlen returned, not passed as argument. +function crypto_sign(sm, m, n, sk) { + var d = new Uint8Array(64), h = new Uint8Array(64), r = new Uint8Array(64); + var i, j, x = new Float64Array(64); + var p = [gf(), gf(), gf(), gf()]; + + crypto_hash(d, sk, 32); + d[0] &= 248; + d[31] &= 127; + d[31] |= 64; + + var smlen = n + 64; + for (i = 0; i < n; i++) sm[64 + i] = m[i]; + for (i = 0; i < 32; i++) sm[32 + i] = d[32 + i]; + + crypto_hash(r, sm.subarray(32), n+32); + reduce(r); + scalarbase(p, r); + pack(sm, p); + + for (i = 32; i < 64; i++) sm[i] = sk[i]; + crypto_hash(h, sm, n + 64); + reduce(h); + + for (i = 0; i < 64; i++) x[i] = 0; + for (i = 0; i < 32; i++) x[i] = r[i]; + for (i = 0; i < 32; i++) { + for (j = 0; j < 32; j++) { + x[i+j] += h[i] * d[j]; + } + } + + modL(sm.subarray(32), x); + return smlen; +} + +function unpackneg(r, p) { + var t = gf(), chk = gf(), num = gf(), + den = gf(), den2 = gf(), den4 = gf(), + den6 = gf(); + + set25519(r[2], gf1); + unpack25519(r[1], p); + S(num, r[1]); + M(den, num, D); + Z(num, num, r[2]); + A(den, r[2], den); + + S(den2, den); + S(den4, den2); + M(den6, den4, den2); + M(t, den6, num); + M(t, t, den); + + pow2523(t, t); + M(t, t, num); + M(t, t, den); + M(t, t, den); + M(r[0], t, den); + + S(chk, r[0]); + M(chk, chk, den); + if (neq25519(chk, num)) M(r[0], r[0], I); + + S(chk, r[0]); + M(chk, chk, den); + if (neq25519(chk, num)) return -1; + + if (par25519(r[0]) === (p[31]>>7)) Z(r[0], gf0, r[0]); + + M(r[3], r[0], r[1]); + return 0; +} + +function crypto_sign_open(m, sm, n, pk) { + var i, mlen; + var t = new Uint8Array(32), h = new Uint8Array(64); + var p = [gf(), gf(), gf(), gf()], + q = [gf(), gf(), gf(), gf()]; + + mlen = -1; + if (n < 64) return -1; + + if (unpackneg(q, pk)) return -1; + + for (i = 0; i < n; i++) m[i] = sm[i]; + for (i = 0; i < 32; i++) m[i+32] = pk[i]; + crypto_hash(h, m, n); + reduce(h); + scalarmult(p, q, h); + + scalarbase(q, sm.subarray(32)); + add(p, q); + pack(t, p); + + n -= 64; + if (crypto_verify_32(sm, 0, t, 0)) { + for (i = 0; i < n; i++) m[i] = 0; + return -1; + } + + for (i = 0; i < n; i++) m[i] = sm[i + 64]; + mlen = n; + return mlen; +} + +var crypto_secretbox_KEYBYTES = 32, + crypto_secretbox_NONCEBYTES = 24, + crypto_secretbox_ZEROBYTES = 32, + crypto_secretbox_BOXZEROBYTES = 16, + crypto_scalarmult_BYTES = 32, + crypto_scalarmult_SCALARBYTES = 32, + crypto_box_PUBLICKEYBYTES = 32, + crypto_box_SECRETKEYBYTES = 32, + crypto_box_BEFORENMBYTES = 32, + crypto_box_NONCEBYTES = crypto_secretbox_NONCEBYTES, + crypto_box_ZEROBYTES = crypto_secretbox_ZEROBYTES, + crypto_box_BOXZEROBYTES = crypto_secretbox_BOXZEROBYTES, + crypto_sign_BYTES = 64, + crypto_sign_PUBLICKEYBYTES = 32, + crypto_sign_SECRETKEYBYTES = 64, + crypto_sign_SEEDBYTES = 32, + crypto_hash_BYTES = 64; + +nacl.lowlevel = { + crypto_core_hsalsa20: crypto_core_hsalsa20, + crypto_stream_xor: crypto_stream_xor, + crypto_stream: crypto_stream, + crypto_stream_salsa20_xor: crypto_stream_salsa20_xor, + crypto_stream_salsa20: crypto_stream_salsa20, + crypto_onetimeauth: crypto_onetimeauth, + crypto_onetimeauth_verify: crypto_onetimeauth_verify, + crypto_verify_16: crypto_verify_16, + crypto_verify_32: crypto_verify_32, + crypto_secretbox: crypto_secretbox, + crypto_secretbox_open: crypto_secretbox_open, + crypto_scalarmult: crypto_scalarmult, + crypto_scalarmult_base: crypto_scalarmult_base, + crypto_box_beforenm: crypto_box_beforenm, + crypto_box_afternm: crypto_box_afternm, + crypto_box: crypto_box, + crypto_box_open: crypto_box_open, + crypto_box_keypair: crypto_box_keypair, + crypto_hash: crypto_hash, + crypto_sign: crypto_sign, + crypto_sign_keypair: crypto_sign_keypair, + crypto_sign_open: crypto_sign_open, + + crypto_secretbox_KEYBYTES: crypto_secretbox_KEYBYTES, + crypto_secretbox_NONCEBYTES: crypto_secretbox_NONCEBYTES, + crypto_secretbox_ZEROBYTES: crypto_secretbox_ZEROBYTES, + crypto_secretbox_BOXZEROBYTES: crypto_secretbox_BOXZEROBYTES, + crypto_scalarmult_BYTES: crypto_scalarmult_BYTES, + crypto_scalarmult_SCALARBYTES: crypto_scalarmult_SCALARBYTES, + crypto_box_PUBLICKEYBYTES: crypto_box_PUBLICKEYBYTES, + crypto_box_SECRETKEYBYTES: crypto_box_SECRETKEYBYTES, + crypto_box_BEFORENMBYTES: crypto_box_BEFORENMBYTES, + crypto_box_NONCEBYTES: crypto_box_NONCEBYTES, + crypto_box_ZEROBYTES: crypto_box_ZEROBYTES, + crypto_box_BOXZEROBYTES: crypto_box_BOXZEROBYTES, + crypto_sign_BYTES: crypto_sign_BYTES, + crypto_sign_PUBLICKEYBYTES: crypto_sign_PUBLICKEYBYTES, + crypto_sign_SECRETKEYBYTES: crypto_sign_SECRETKEYBYTES, + crypto_sign_SEEDBYTES: crypto_sign_SEEDBYTES, + crypto_hash_BYTES: crypto_hash_BYTES +}; + +/* High-level API */ + +function checkLengths(k, n) { + if (k.length !== crypto_secretbox_KEYBYTES) throw new Error('bad key size'); + if (n.length !== crypto_secretbox_NONCEBYTES) throw new Error('bad nonce size'); +} + +function checkBoxLengths(pk, sk) { + if (pk.length !== crypto_box_PUBLICKEYBYTES) throw new Error('bad public key size'); + if (sk.length !== crypto_box_SECRETKEYBYTES) throw new Error('bad secret key size'); +} + +function checkArrayTypes() { + var t, i; + for (i = 0; i < arguments.length; i++) { + if ((t = Object.prototype.toString.call(arguments[i])) !== '[object Uint8Array]') + throw new TypeError('unexpected type ' + t + ', use Uint8Array'); + } +} + +function cleanup(arr) { + for (var i = 0; i < arr.length; i++) arr[i] = 0; +} + +// TODO: Completely remove this in v0.15. +if (!nacl.util) { + nacl.util = {}; + nacl.util.decodeUTF8 = nacl.util.encodeUTF8 = nacl.util.encodeBase64 = nacl.util.decodeBase64 = function() { + throw new Error('nacl.util moved into separate package: https://github.com/dchest/tweetnacl-util-js'); + }; +} + +nacl.randomBytes = function(n) { + var b = new Uint8Array(n); + randombytes(b, n); + return b; +}; + +nacl.secretbox = function(msg, nonce, key) { + checkArrayTypes(msg, nonce, key); + checkLengths(key, nonce); + var m = new Uint8Array(crypto_secretbox_ZEROBYTES + msg.length); + var c = new Uint8Array(m.length); + for (var i = 0; i < msg.length; i++) m[i+crypto_secretbox_ZEROBYTES] = msg[i]; + crypto_secretbox(c, m, m.length, nonce, key); + return c.subarray(crypto_secretbox_BOXZEROBYTES); +}; + +nacl.secretbox.open = function(box, nonce, key) { + checkArrayTypes(box, nonce, key); + checkLengths(key, nonce); + var c = new Uint8Array(crypto_secretbox_BOXZEROBYTES + box.length); + var m = new Uint8Array(c.length); + for (var i = 0; i < box.length; i++) c[i+crypto_secretbox_BOXZEROBYTES] = box[i]; + if (c.length < 32) return false; + if (crypto_secretbox_open(m, c, c.length, nonce, key) !== 0) return false; + return m.subarray(crypto_secretbox_ZEROBYTES); +}; + +nacl.secretbox.keyLength = crypto_secretbox_KEYBYTES; +nacl.secretbox.nonceLength = crypto_secretbox_NONCEBYTES; +nacl.secretbox.overheadLength = crypto_secretbox_BOXZEROBYTES; + +nacl.scalarMult = function(n, p) { + checkArrayTypes(n, p); + if (n.length !== crypto_scalarmult_SCALARBYTES) throw new Error('bad n size'); + if (p.length !== crypto_scalarmult_BYTES) throw new Error('bad p size'); + var q = new Uint8Array(crypto_scalarmult_BYTES); + crypto_scalarmult(q, n, p); + return q; +}; + +nacl.scalarMult.base = function(n) { + checkArrayTypes(n); + if (n.length !== crypto_scalarmult_SCALARBYTES) throw new Error('bad n size'); + var q = new Uint8Array(crypto_scalarmult_BYTES); + crypto_scalarmult_base(q, n); + return q; +}; + +nacl.scalarMult.scalarLength = crypto_scalarmult_SCALARBYTES; +nacl.scalarMult.groupElementLength = crypto_scalarmult_BYTES; + +nacl.box = function(msg, nonce, publicKey, secretKey) { + var k = nacl.box.before(publicKey, secretKey); + return nacl.secretbox(msg, nonce, k); +}; + +nacl.box.before = function(publicKey, secretKey) { + checkArrayTypes(publicKey, secretKey); + checkBoxLengths(publicKey, secretKey); + var k = new Uint8Array(crypto_box_BEFORENMBYTES); + crypto_box_beforenm(k, publicKey, secretKey); + return k; +}; + +nacl.box.after = nacl.secretbox; + +nacl.box.open = function(msg, nonce, publicKey, secretKey) { + var k = nacl.box.before(publicKey, secretKey); + return nacl.secretbox.open(msg, nonce, k); +}; + +nacl.box.open.after = nacl.secretbox.open; + +nacl.box.keyPair = function() { + var pk = new Uint8Array(crypto_box_PUBLICKEYBYTES); + var sk = new Uint8Array(crypto_box_SECRETKEYBYTES); + crypto_box_keypair(pk, sk); + return {publicKey: pk, secretKey: sk}; +}; + +nacl.box.keyPair.fromSecretKey = function(secretKey) { + checkArrayTypes(secretKey); + if (secretKey.length !== crypto_box_SECRETKEYBYTES) + throw new Error('bad secret key size'); + var pk = new Uint8Array(crypto_box_PUBLICKEYBYTES); + crypto_scalarmult_base(pk, secretKey); + return {publicKey: pk, secretKey: new Uint8Array(secretKey)}; +}; + +nacl.box.publicKeyLength = crypto_box_PUBLICKEYBYTES; +nacl.box.secretKeyLength = crypto_box_SECRETKEYBYTES; +nacl.box.sharedKeyLength = crypto_box_BEFORENMBYTES; +nacl.box.nonceLength = crypto_box_NONCEBYTES; +nacl.box.overheadLength = nacl.secretbox.overheadLength; + +nacl.sign = function(msg, secretKey) { + checkArrayTypes(msg, secretKey); + if (secretKey.length !== crypto_sign_SECRETKEYBYTES) + throw new Error('bad secret key size'); + var signedMsg = new Uint8Array(crypto_sign_BYTES+msg.length); + crypto_sign(signedMsg, msg, msg.length, secretKey); + return signedMsg; +}; + +nacl.sign.open = function(signedMsg, publicKey) { + if (arguments.length !== 2) + throw new Error('nacl.sign.open accepts 2 arguments; did you mean to use nacl.sign.detached.verify?'); + checkArrayTypes(signedMsg, publicKey); + if (publicKey.length !== crypto_sign_PUBLICKEYBYTES) + throw new Error('bad public key size'); + var tmp = new Uint8Array(signedMsg.length); + var mlen = crypto_sign_open(tmp, signedMsg, signedMsg.length, publicKey); + if (mlen < 0) return null; + var m = new Uint8Array(mlen); + for (var i = 0; i < m.length; i++) m[i] = tmp[i]; + return m; +}; + +nacl.sign.detached = function(msg, secretKey) { + var signedMsg = nacl.sign(msg, secretKey); + var sig = new Uint8Array(crypto_sign_BYTES); + for (var i = 0; i < sig.length; i++) sig[i] = signedMsg[i]; + return sig; +}; + +nacl.sign.detached.verify = function(msg, sig, publicKey) { + checkArrayTypes(msg, sig, publicKey); + if (sig.length !== crypto_sign_BYTES) + throw new Error('bad signature size'); + if (publicKey.length !== crypto_sign_PUBLICKEYBYTES) + throw new Error('bad public key size'); + var sm = new Uint8Array(crypto_sign_BYTES + msg.length); + var m = new Uint8Array(crypto_sign_BYTES + msg.length); + var i; + for (i = 0; i < crypto_sign_BYTES; i++) sm[i] = sig[i]; + for (i = 0; i < msg.length; i++) sm[i+crypto_sign_BYTES] = msg[i]; + return (crypto_sign_open(m, sm, sm.length, publicKey) >= 0); +}; + +nacl.sign.keyPair = function() { + var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); + var sk = new Uint8Array(crypto_sign_SECRETKEYBYTES); + crypto_sign_keypair(pk, sk); + return {publicKey: pk, secretKey: sk}; +}; + +nacl.sign.keyPair.fromSecretKey = function(secretKey) { + checkArrayTypes(secretKey); + if (secretKey.length !== crypto_sign_SECRETKEYBYTES) + throw new Error('bad secret key size'); + var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); + for (var i = 0; i < pk.length; i++) pk[i] = secretKey[32+i]; + return {publicKey: pk, secretKey: new Uint8Array(secretKey)}; +}; + +nacl.sign.keyPair.fromSeed = function(seed) { + checkArrayTypes(seed); + if (seed.length !== crypto_sign_SEEDBYTES) + throw new Error('bad seed size'); + var pk = new Uint8Array(crypto_sign_PUBLICKEYBYTES); + var sk = new Uint8Array(crypto_sign_SECRETKEYBYTES); + for (var i = 0; i < 32; i++) sk[i] = seed[i]; + crypto_sign_keypair(pk, sk, true); + return {publicKey: pk, secretKey: sk}; +}; + +nacl.sign.publicKeyLength = crypto_sign_PUBLICKEYBYTES; +nacl.sign.secretKeyLength = crypto_sign_SECRETKEYBYTES; +nacl.sign.seedLength = crypto_sign_SEEDBYTES; +nacl.sign.signatureLength = crypto_sign_BYTES; + +nacl.hash = function(msg) { + checkArrayTypes(msg); + var h = new Uint8Array(crypto_hash_BYTES); + crypto_hash(h, msg, msg.length); + return h; +}; + +nacl.hash.hashLength = crypto_hash_BYTES; + +nacl.verify = function(x, y) { + checkArrayTypes(x, y); + // Zero length arguments are considered not equal. + if (x.length === 0 || y.length === 0) return false; + if (x.length !== y.length) return false; + return (vn(x, 0, y, 0, x.length) === 0) ? true : false; +}; + +nacl.setPRNG = function(fn) { + randombytes = fn; +}; + +(function() { + // Initialize PRNG if environment provides CSPRNG. + // If not, methods calling randombytes will throw. + var crypto = typeof self !== 'undefined' ? (self.crypto || self.msCrypto) : null; + if (crypto && crypto.getRandomValues) { + // Browsers. + var QUOTA = 65536; + nacl.setPRNG(function(x, n) { + var i, v = new Uint8Array(n); + for (i = 0; i < n; i += QUOTA) { + crypto.getRandomValues(v.subarray(i, i + Math.min(n - i, QUOTA))); + } + for (i = 0; i < n; i++) x[i] = v[i]; + cleanup(v); + }); + } else if (typeof require !== 'undefined') { + // Node.js. + crypto = require('crypto'); + if (crypto && crypto.randomBytes) { + nacl.setPRNG(function(x, n) { + var i, v = crypto.randomBytes(n); + for (i = 0; i < n; i++) x[i] = v[i]; + cleanup(v); + }); + } + } +})(); + +})(typeof module !== 'undefined' && module.exports ? module.exports : (self.nacl = self.nacl || {})); |