Add bcryptjs

This commit is contained in:
Lucas Patenaude
2024-03-15 03:27:25 -06:00
parent 1d1dc1357e
commit 90b9347318
563 changed files with 79679 additions and 1 deletions

View File

@@ -0,0 +1,669 @@
/**
* @type {number}
* @const
* @inner
*/
var BCRYPT_SALT_LEN = 16;
/**
* @type {number}
* @const
* @inner
*/
var GENSALT_DEFAULT_LOG2_ROUNDS = 10;
/**
* @type {number}
* @const
* @inner
*/
var BLOWFISH_NUM_ROUNDS = 16;
/**
* @type {number}
* @const
* @inner
*/
var MAX_EXECUTION_TIME = 100;
/**
* @type {Array.<number>}
* @const
* @inner
*/
var P_ORIG = [
0x243f6a88, 0x85a308d3, 0x13198a2e, 0x03707344, 0xa4093822,
0x299f31d0, 0x082efa98, 0xec4e6c89, 0x452821e6, 0x38d01377,
0xbe5466cf, 0x34e90c6c, 0xc0ac29b7, 0xc97c50dd, 0x3f84d5b5,
0xb5470917, 0x9216d5d9, 0x8979fb1b
];
/**
* @type {Array.<number>}
* @const
* @inner
*/
var S_ORIG = [
0xd1310ba6, 0x98dfb5ac, 0x2ffd72db, 0xd01adfb7, 0xb8e1afed,
0x6a267e96, 0xba7c9045, 0xf12c7f99, 0x24a19947, 0xb3916cf7,
0x0801f2e2, 0x858efc16, 0x636920d8, 0x71574e69, 0xa458fea3,
0xf4933d7e, 0x0d95748f, 0x728eb658, 0x718bcd58, 0x82154aee,
0x7b54a41d, 0xc25a59b5, 0x9c30d539, 0x2af26013, 0xc5d1b023,
0x286085f0, 0xca417918, 0xb8db38ef, 0x8e79dcb0, 0x603a180e,
0x6c9e0e8b, 0xb01e8a3e, 0xd71577c1, 0xbd314b27, 0x78af2fda,
0x55605c60, 0xe65525f3, 0xaa55ab94, 0x57489862, 0x63e81440,
0x55ca396a, 0x2aab10b6, 0xb4cc5c34, 0x1141e8ce, 0xa15486af,
0x7c72e993, 0xb3ee1411, 0x636fbc2a, 0x2ba9c55d, 0x741831f6,
0xce5c3e16, 0x9b87931e, 0xafd6ba33, 0x6c24cf5c, 0x7a325381,
0x28958677, 0x3b8f4898, 0x6b4bb9af, 0xc4bfe81b, 0x66282193,
0x61d809cc, 0xfb21a991, 0x487cac60, 0x5dec8032, 0xef845d5d,
0xe98575b1, 0xdc262302, 0xeb651b88, 0x23893e81, 0xd396acc5,
0x0f6d6ff3, 0x83f44239, 0x2e0b4482, 0xa4842004, 0x69c8f04a,
0x9e1f9b5e, 0x21c66842, 0xf6e96c9a, 0x670c9c61, 0xabd388f0,
0x6a51a0d2, 0xd8542f68, 0x960fa728, 0xab5133a3, 0x6eef0b6c,
0x137a3be4, 0xba3bf050, 0x7efb2a98, 0xa1f1651d, 0x39af0176,
0x66ca593e, 0x82430e88, 0x8cee8619, 0x456f9fb4, 0x7d84a5c3,
0x3b8b5ebe, 0xe06f75d8, 0x85c12073, 0x401a449f, 0x56c16aa6,
0x4ed3aa62, 0x363f7706, 0x1bfedf72, 0x429b023d, 0x37d0d724,
0xd00a1248, 0xdb0fead3, 0x49f1c09b, 0x075372c9, 0x80991b7b,
0x25d479d8, 0xf6e8def7, 0xe3fe501a, 0xb6794c3b, 0x976ce0bd,
0x04c006ba, 0xc1a94fb6, 0x409f60c4, 0x5e5c9ec2, 0x196a2463,
0x68fb6faf, 0x3e6c53b5, 0x1339b2eb, 0x3b52ec6f, 0x6dfc511f,
0x9b30952c, 0xcc814544, 0xaf5ebd09, 0xbee3d004, 0xde334afd,
0x660f2807, 0x192e4bb3, 0xc0cba857, 0x45c8740f, 0xd20b5f39,
0xb9d3fbdb, 0x5579c0bd, 0x1a60320a, 0xd6a100c6, 0x402c7279,
0x679f25fe, 0xfb1fa3cc, 0x8ea5e9f8, 0xdb3222f8, 0x3c7516df,
0xfd616b15, 0x2f501ec8, 0xad0552ab, 0x323db5fa, 0xfd238760,
0x53317b48, 0x3e00df82, 0x9e5c57bb, 0xca6f8ca0, 0x1a87562e,
0xdf1769db, 0xd542a8f6, 0x287effc3, 0xac6732c6, 0x8c4f5573,
0x695b27b0, 0xbbca58c8, 0xe1ffa35d, 0xb8f011a0, 0x10fa3d98,
0xfd2183b8, 0x4afcb56c, 0x2dd1d35b, 0x9a53e479, 0xb6f84565,
0xd28e49bc, 0x4bfb9790, 0xe1ddf2da, 0xa4cb7e33, 0x62fb1341,
0xcee4c6e8, 0xef20cada, 0x36774c01, 0xd07e9efe, 0x2bf11fb4,
0x95dbda4d, 0xae909198, 0xeaad8e71, 0x6b93d5a0, 0xd08ed1d0,
0xafc725e0, 0x8e3c5b2f, 0x8e7594b7, 0x8ff6e2fb, 0xf2122b64,
0x8888b812, 0x900df01c, 0x4fad5ea0, 0x688fc31c, 0xd1cff191,
0xb3a8c1ad, 0x2f2f2218, 0xbe0e1777, 0xea752dfe, 0x8b021fa1,
0xe5a0cc0f, 0xb56f74e8, 0x18acf3d6, 0xce89e299, 0xb4a84fe0,
0xfd13e0b7, 0x7cc43b81, 0xd2ada8d9, 0x165fa266, 0x80957705,
0x93cc7314, 0x211a1477, 0xe6ad2065, 0x77b5fa86, 0xc75442f5,
0xfb9d35cf, 0xebcdaf0c, 0x7b3e89a0, 0xd6411bd3, 0xae1e7e49,
0x00250e2d, 0x2071b35e, 0x226800bb, 0x57b8e0af, 0x2464369b,
0xf009b91e, 0x5563911d, 0x59dfa6aa, 0x78c14389, 0xd95a537f,
0x207d5ba2, 0x02e5b9c5, 0x83260376, 0x6295cfa9, 0x11c81968,
0x4e734a41, 0xb3472dca, 0x7b14a94a, 0x1b510052, 0x9a532915,
0xd60f573f, 0xbc9bc6e4, 0x2b60a476, 0x81e67400, 0x08ba6fb5,
0x571be91f, 0xf296ec6b, 0x2a0dd915, 0xb6636521, 0xe7b9f9b6,
0xff34052e, 0xc5855664, 0x53b02d5d, 0xa99f8fa1, 0x08ba4799,
0x6e85076a, 0x4b7a70e9, 0xb5b32944, 0xdb75092e, 0xc4192623,
0xad6ea6b0, 0x49a7df7d, 0x9cee60b8, 0x8fedb266, 0xecaa8c71,
0x699a17ff, 0x5664526c, 0xc2b19ee1, 0x193602a5, 0x75094c29,
0xa0591340, 0xe4183a3e, 0x3f54989a, 0x5b429d65, 0x6b8fe4d6,
0x99f73fd6, 0xa1d29c07, 0xefe830f5, 0x4d2d38e6, 0xf0255dc1,
0x4cdd2086, 0x8470eb26, 0x6382e9c6, 0x021ecc5e, 0x09686b3f,
0x3ebaefc9, 0x3c971814, 0x6b6a70a1, 0x687f3584, 0x52a0e286,
0xb79c5305, 0xaa500737, 0x3e07841c, 0x7fdeae5c, 0x8e7d44ec,
0x5716f2b8, 0xb03ada37, 0xf0500c0d, 0xf01c1f04, 0x0200b3ff,
0xae0cf51a, 0x3cb574b2, 0x25837a58, 0xdc0921bd, 0xd19113f9,
0x7ca92ff6, 0x94324773, 0x22f54701, 0x3ae5e581, 0x37c2dadc,
0xc8b57634, 0x9af3dda7, 0xa9446146, 0x0fd0030e, 0xecc8c73e,
0xa4751e41, 0xe238cd99, 0x3bea0e2f, 0x3280bba1, 0x183eb331,
0x4e548b38, 0x4f6db908, 0x6f420d03, 0xf60a04bf, 0x2cb81290,
0x24977c79, 0x5679b072, 0xbcaf89af, 0xde9a771f, 0xd9930810,
0xb38bae12, 0xdccf3f2e, 0x5512721f, 0x2e6b7124, 0x501adde6,
0x9f84cd87, 0x7a584718, 0x7408da17, 0xbc9f9abc, 0xe94b7d8c,
0xec7aec3a, 0xdb851dfa, 0x63094366, 0xc464c3d2, 0xef1c1847,
0x3215d908, 0xdd433b37, 0x24c2ba16, 0x12a14d43, 0x2a65c451,
0x50940002, 0x133ae4dd, 0x71dff89e, 0x10314e55, 0x81ac77d6,
0x5f11199b, 0x043556f1, 0xd7a3c76b, 0x3c11183b, 0x5924a509,
0xf28fe6ed, 0x97f1fbfa, 0x9ebabf2c, 0x1e153c6e, 0x86e34570,
0xeae96fb1, 0x860e5e0a, 0x5a3e2ab3, 0x771fe71c, 0x4e3d06fa,
0x2965dcb9, 0x99e71d0f, 0x803e89d6, 0x5266c825, 0x2e4cc978,
0x9c10b36a, 0xc6150eba, 0x94e2ea78, 0xa5fc3c53, 0x1e0a2df4,
0xf2f74ea7, 0x361d2b3d, 0x1939260f, 0x19c27960, 0x5223a708,
0xf71312b6, 0xebadfe6e, 0xeac31f66, 0xe3bc4595, 0xa67bc883,
0xb17f37d1, 0x018cff28, 0xc332ddef, 0xbe6c5aa5, 0x65582185,
0x68ab9802, 0xeecea50f, 0xdb2f953b, 0x2aef7dad, 0x5b6e2f84,
0x1521b628, 0x29076170, 0xecdd4775, 0x619f1510, 0x13cca830,
0xeb61bd96, 0x0334fe1e, 0xaa0363cf, 0xb5735c90, 0x4c70a239,
0xd59e9e0b, 0xcbaade14, 0xeecc86bc, 0x60622ca7, 0x9cab5cab,
0xb2f3846e, 0x648b1eaf, 0x19bdf0ca, 0xa02369b9, 0x655abb50,
0x40685a32, 0x3c2ab4b3, 0x319ee9d5, 0xc021b8f7, 0x9b540b19,
0x875fa099, 0x95f7997e, 0x623d7da8, 0xf837889a, 0x97e32d77,
0x11ed935f, 0x16681281, 0x0e358829, 0xc7e61fd6, 0x96dedfa1,
0x7858ba99, 0x57f584a5, 0x1b227263, 0x9b83c3ff, 0x1ac24696,
0xcdb30aeb, 0x532e3054, 0x8fd948e4, 0x6dbc3128, 0x58ebf2ef,
0x34c6ffea, 0xfe28ed61, 0xee7c3c73, 0x5d4a14d9, 0xe864b7e3,
0x42105d14, 0x203e13e0, 0x45eee2b6, 0xa3aaabea, 0xdb6c4f15,
0xfacb4fd0, 0xc742f442, 0xef6abbb5, 0x654f3b1d, 0x41cd2105,
0xd81e799e, 0x86854dc7, 0xe44b476a, 0x3d816250, 0xcf62a1f2,
0x5b8d2646, 0xfc8883a0, 0xc1c7b6a3, 0x7f1524c3, 0x69cb7492,
0x47848a0b, 0x5692b285, 0x095bbf00, 0xad19489d, 0x1462b174,
0x23820e00, 0x58428d2a, 0x0c55f5ea, 0x1dadf43e, 0x233f7061,
0x3372f092, 0x8d937e41, 0xd65fecf1, 0x6c223bdb, 0x7cde3759,
0xcbee7460, 0x4085f2a7, 0xce77326e, 0xa6078084, 0x19f8509e,
0xe8efd855, 0x61d99735, 0xa969a7aa, 0xc50c06c2, 0x5a04abfc,
0x800bcadc, 0x9e447a2e, 0xc3453484, 0xfdd56705, 0x0e1e9ec9,
0xdb73dbd3, 0x105588cd, 0x675fda79, 0xe3674340, 0xc5c43465,
0x713e38d8, 0x3d28f89e, 0xf16dff20, 0x153e21e7, 0x8fb03d4a,
0xe6e39f2b, 0xdb83adf7, 0xe93d5a68, 0x948140f7, 0xf64c261c,
0x94692934, 0x411520f7, 0x7602d4f7, 0xbcf46b2e, 0xd4a20068,
0xd4082471, 0x3320f46a, 0x43b7d4b7, 0x500061af, 0x1e39f62e,
0x97244546, 0x14214f74, 0xbf8b8840, 0x4d95fc1d, 0x96b591af,
0x70f4ddd3, 0x66a02f45, 0xbfbc09ec, 0x03bd9785, 0x7fac6dd0,
0x31cb8504, 0x96eb27b3, 0x55fd3941, 0xda2547e6, 0xabca0a9a,
0x28507825, 0x530429f4, 0x0a2c86da, 0xe9b66dfb, 0x68dc1462,
0xd7486900, 0x680ec0a4, 0x27a18dee, 0x4f3ffea2, 0xe887ad8c,
0xb58ce006, 0x7af4d6b6, 0xaace1e7c, 0xd3375fec, 0xce78a399,
0x406b2a42, 0x20fe9e35, 0xd9f385b9, 0xee39d7ab, 0x3b124e8b,
0x1dc9faf7, 0x4b6d1856, 0x26a36631, 0xeae397b2, 0x3a6efa74,
0xdd5b4332, 0x6841e7f7, 0xca7820fb, 0xfb0af54e, 0xd8feb397,
0x454056ac, 0xba489527, 0x55533a3a, 0x20838d87, 0xfe6ba9b7,
0xd096954b, 0x55a867bc, 0xa1159a58, 0xcca92963, 0x99e1db33,
0xa62a4a56, 0x3f3125f9, 0x5ef47e1c, 0x9029317c, 0xfdf8e802,
0x04272f70, 0x80bb155c, 0x05282ce3, 0x95c11548, 0xe4c66d22,
0x48c1133f, 0xc70f86dc, 0x07f9c9ee, 0x41041f0f, 0x404779a4,
0x5d886e17, 0x325f51eb, 0xd59bc0d1, 0xf2bcc18f, 0x41113564,
0x257b7834, 0x602a9c60, 0xdff8e8a3, 0x1f636c1b, 0x0e12b4c2,
0x02e1329e, 0xaf664fd1, 0xcad18115, 0x6b2395e0, 0x333e92e1,
0x3b240b62, 0xeebeb922, 0x85b2a20e, 0xe6ba0d99, 0xde720c8c,
0x2da2f728, 0xd0127845, 0x95b794fd, 0x647d0862, 0xe7ccf5f0,
0x5449a36f, 0x877d48fa, 0xc39dfd27, 0xf33e8d1e, 0x0a476341,
0x992eff74, 0x3a6f6eab, 0xf4f8fd37, 0xa812dc60, 0xa1ebddf8,
0x991be14c, 0xdb6e6b0d, 0xc67b5510, 0x6d672c37, 0x2765d43b,
0xdcd0e804, 0xf1290dc7, 0xcc00ffa3, 0xb5390f92, 0x690fed0b,
0x667b9ffb, 0xcedb7d9c, 0xa091cf0b, 0xd9155ea3, 0xbb132f88,
0x515bad24, 0x7b9479bf, 0x763bd6eb, 0x37392eb3, 0xcc115979,
0x8026e297, 0xf42e312d, 0x6842ada7, 0xc66a2b3b, 0x12754ccc,
0x782ef11c, 0x6a124237, 0xb79251e7, 0x06a1bbe6, 0x4bfb6350,
0x1a6b1018, 0x11caedfa, 0x3d25bdd8, 0xe2e1c3c9, 0x44421659,
0x0a121386, 0xd90cec6e, 0xd5abea2a, 0x64af674e, 0xda86a85f,
0xbebfe988, 0x64e4c3fe, 0x9dbc8057, 0xf0f7c086, 0x60787bf8,
0x6003604d, 0xd1fd8346, 0xf6381fb0, 0x7745ae04, 0xd736fccc,
0x83426b33, 0xf01eab71, 0xb0804187, 0x3c005e5f, 0x77a057be,
0xbde8ae24, 0x55464299, 0xbf582e61, 0x4e58f48f, 0xf2ddfda2,
0xf474ef38, 0x8789bdc2, 0x5366f9c3, 0xc8b38e74, 0xb475f255,
0x46fcd9b9, 0x7aeb2661, 0x8b1ddf84, 0x846a0e79, 0x915f95e2,
0x466e598e, 0x20b45770, 0x8cd55591, 0xc902de4c, 0xb90bace1,
0xbb8205d0, 0x11a86248, 0x7574a99e, 0xb77f19b6, 0xe0a9dc09,
0x662d09a1, 0xc4324633, 0xe85a1f02, 0x09f0be8c, 0x4a99a025,
0x1d6efe10, 0x1ab93d1d, 0x0ba5a4df, 0xa186f20f, 0x2868f169,
0xdcb7da83, 0x573906fe, 0xa1e2ce9b, 0x4fcd7f52, 0x50115e01,
0xa70683fa, 0xa002b5c4, 0x0de6d027, 0x9af88c27, 0x773f8641,
0xc3604c06, 0x61a806b5, 0xf0177a28, 0xc0f586e0, 0x006058aa,
0x30dc7d62, 0x11e69ed7, 0x2338ea63, 0x53c2dd94, 0xc2c21634,
0xbbcbee56, 0x90bcb6de, 0xebfc7da1, 0xce591d76, 0x6f05e409,
0x4b7c0188, 0x39720a3d, 0x7c927c24, 0x86e3725f, 0x724d9db9,
0x1ac15bb4, 0xd39eb8fc, 0xed545578, 0x08fca5b5, 0xd83d7cd3,
0x4dad0fc4, 0x1e50ef5e, 0xb161e6f8, 0xa28514d9, 0x6c51133c,
0x6fd5c7e7, 0x56e14ec4, 0x362abfce, 0xddc6c837, 0xd79a3234,
0x92638212, 0x670efa8e, 0x406000e0, 0x3a39ce37, 0xd3faf5cf,
0xabc27737, 0x5ac52d1b, 0x5cb0679e, 0x4fa33742, 0xd3822740,
0x99bc9bbe, 0xd5118e9d, 0xbf0f7315, 0xd62d1c7e, 0xc700c47b,
0xb78c1b6b, 0x21a19045, 0xb26eb1be, 0x6a366eb4, 0x5748ab2f,
0xbc946e79, 0xc6a376d2, 0x6549c2c8, 0x530ff8ee, 0x468dde7d,
0xd5730a1d, 0x4cd04dc6, 0x2939bbdb, 0xa9ba4650, 0xac9526e8,
0xbe5ee304, 0xa1fad5f0, 0x6a2d519a, 0x63ef8ce2, 0x9a86ee22,
0xc089c2b8, 0x43242ef6, 0xa51e03aa, 0x9cf2d0a4, 0x83c061ba,
0x9be96a4d, 0x8fe51550, 0xba645bd6, 0x2826a2f9, 0xa73a3ae1,
0x4ba99586, 0xef5562e9, 0xc72fefd3, 0xf752f7da, 0x3f046f69,
0x77fa0a59, 0x80e4a915, 0x87b08601, 0x9b09e6ad, 0x3b3ee593,
0xe990fd5a, 0x9e34d797, 0x2cf0b7d9, 0x022b8b51, 0x96d5ac3a,
0x017da67d, 0xd1cf3ed6, 0x7c7d2d28, 0x1f9f25cf, 0xadf2b89b,
0x5ad6b472, 0x5a88f54c, 0xe029ac71, 0xe019a5e6, 0x47b0acfd,
0xed93fa9b, 0xe8d3c48d, 0x283b57cc, 0xf8d56629, 0x79132e28,
0x785f0191, 0xed756055, 0xf7960e44, 0xe3d35e8c, 0x15056dd4,
0x88f46dba, 0x03a16125, 0x0564f0bd, 0xc3eb9e15, 0x3c9057a2,
0x97271aec, 0xa93a072a, 0x1b3f6d9b, 0x1e6321f5, 0xf59c66fb,
0x26dcf319, 0x7533d928, 0xb155fdf5, 0x03563482, 0x8aba3cbb,
0x28517711, 0xc20ad9f8, 0xabcc5167, 0xccad925f, 0x4de81751,
0x3830dc8e, 0x379d5862, 0x9320f991, 0xea7a90c2, 0xfb3e7bce,
0x5121ce64, 0x774fbe32, 0xa8b6e37e, 0xc3293d46, 0x48de5369,
0x6413e680, 0xa2ae0810, 0xdd6db224, 0x69852dfd, 0x09072166,
0xb39a460a, 0x6445c0dd, 0x586cdecf, 0x1c20c8ae, 0x5bbef7dd,
0x1b588d40, 0xccd2017f, 0x6bb4e3bb, 0xdda26a7e, 0x3a59ff45,
0x3e350a44, 0xbcb4cdd5, 0x72eacea8, 0xfa6484bb, 0x8d6612ae,
0xbf3c6f47, 0xd29be463, 0x542f5d9e, 0xaec2771b, 0xf64e6370,
0x740e0d8d, 0xe75b1357, 0xf8721671, 0xaf537d5d, 0x4040cb08,
0x4eb4e2cc, 0x34d2466a, 0x0115af84, 0xe1b00428, 0x95983a1d,
0x06b89fb4, 0xce6ea048, 0x6f3f3b82, 0x3520ab82, 0x011a1d4b,
0x277227f8, 0x611560b1, 0xe7933fdc, 0xbb3a792b, 0x344525bd,
0xa08839e1, 0x51ce794b, 0x2f32c9b7, 0xa01fbac9, 0xe01cc87e,
0xbcc7d1f6, 0xcf0111c3, 0xa1e8aac7, 0x1a908749, 0xd44fbd9a,
0xd0dadecb, 0xd50ada38, 0x0339c32a, 0xc6913667, 0x8df9317c,
0xe0b12b4f, 0xf79e59b7, 0x43f5bb3a, 0xf2d519ff, 0x27d9459c,
0xbf97222c, 0x15e6fc2a, 0x0f91fc71, 0x9b941525, 0xfae59361,
0xceb69ceb, 0xc2a86459, 0x12baa8d1, 0xb6c1075e, 0xe3056a0c,
0x10d25065, 0xcb03a442, 0xe0ec6e0e, 0x1698db3b, 0x4c98a0be,
0x3278e964, 0x9f1f9532, 0xe0d392df, 0xd3a0342b, 0x8971f21e,
0x1b0a7441, 0x4ba3348c, 0xc5be7120, 0xc37632d8, 0xdf359f8d,
0x9b992f2e, 0xe60b6f47, 0x0fe3f11d, 0xe54cda54, 0x1edad891,
0xce6279cf, 0xcd3e7e6f, 0x1618b166, 0xfd2c1d05, 0x848fd2c5,
0xf6fb2299, 0xf523f357, 0xa6327623, 0x93a83531, 0x56cccd02,
0xacf08162, 0x5a75ebb5, 0x6e163697, 0x88d273cc, 0xde966292,
0x81b949d0, 0x4c50901b, 0x71c65614, 0xe6c6c7bd, 0x327a140a,
0x45e1d006, 0xc3f27b9a, 0xc9aa53fd, 0x62a80f00, 0xbb25bfe2,
0x35bdd2f6, 0x71126905, 0xb2040222, 0xb6cbcf7c, 0xcd769c2b,
0x53113ec0, 0x1640e3d3, 0x38abbd60, 0x2547adf0, 0xba38209c,
0xf746ce76, 0x77afa1c5, 0x20756060, 0x85cbfe4e, 0x8ae88dd8,
0x7aaaf9b0, 0x4cf9aa7e, 0x1948c25c, 0x02fb8a8c, 0x01c36ae4,
0xd6ebe1f9, 0x90d4f869, 0xa65cdea0, 0x3f09252d, 0xc208e69f,
0xb74e6132, 0xce77e25b, 0x578fdfe3, 0x3ac372e6
];
/**
* @type {Array.<number>}
* @const
* @inner
*/
var C_ORIG = [
0x4f727068, 0x65616e42, 0x65686f6c, 0x64657253, 0x63727944,
0x6f756274
];
/**
* @param {Array.<number>} lr
* @param {number} off
* @param {Array.<number>} P
* @param {Array.<number>} S
* @returns {Array.<number>}
* @inner
*/
function _encipher(lr, off, P, S) { // This is our bottleneck: 1714/1905 ticks / 90% - see profile.txt
var n,
l = lr[off],
r = lr[off + 1];
l ^= P[0];
/*
for (var i=0, k=BLOWFISH_NUM_ROUNDS-2; i<=k;)
// Feistel substitution on left word
n = S[l >>> 24],
n += S[0x100 | ((l >> 16) & 0xff)],
n ^= S[0x200 | ((l >> 8) & 0xff)],
n += S[0x300 | (l & 0xff)],
r ^= n ^ P[++i],
// Feistel substitution on right word
n = S[r >>> 24],
n += S[0x100 | ((r >> 16) & 0xff)],
n ^= S[0x200 | ((r >> 8) & 0xff)],
n += S[0x300 | (r & 0xff)],
l ^= n ^ P[++i];
*/
//The following is an unrolled version of the above loop.
//Iteration 0
n = S[l >>> 24];
n += S[0x100 | ((l >> 16) & 0xff)];
n ^= S[0x200 | ((l >> 8) & 0xff)];
n += S[0x300 | (l & 0xff)];
r ^= n ^ P[1];
n = S[r >>> 24];
n += S[0x100 | ((r >> 16) & 0xff)];
n ^= S[0x200 | ((r >> 8) & 0xff)];
n += S[0x300 | (r & 0xff)];
l ^= n ^ P[2];
//Iteration 1
n = S[l >>> 24];
n += S[0x100 | ((l >> 16) & 0xff)];
n ^= S[0x200 | ((l >> 8) & 0xff)];
n += S[0x300 | (l & 0xff)];
r ^= n ^ P[3];
n = S[r >>> 24];
n += S[0x100 | ((r >> 16) & 0xff)];
n ^= S[0x200 | ((r >> 8) & 0xff)];
n += S[0x300 | (r & 0xff)];
l ^= n ^ P[4];
//Iteration 2
n = S[l >>> 24];
n += S[0x100 | ((l >> 16) & 0xff)];
n ^= S[0x200 | ((l >> 8) & 0xff)];
n += S[0x300 | (l & 0xff)];
r ^= n ^ P[5];
n = S[r >>> 24];
n += S[0x100 | ((r >> 16) & 0xff)];
n ^= S[0x200 | ((r >> 8) & 0xff)];
n += S[0x300 | (r & 0xff)];
l ^= n ^ P[6];
//Iteration 3
n = S[l >>> 24];
n += S[0x100 | ((l >> 16) & 0xff)];
n ^= S[0x200 | ((l >> 8) & 0xff)];
n += S[0x300 | (l & 0xff)];
r ^= n ^ P[7];
n = S[r >>> 24];
n += S[0x100 | ((r >> 16) & 0xff)];
n ^= S[0x200 | ((r >> 8) & 0xff)];
n += S[0x300 | (r & 0xff)];
l ^= n ^ P[8];
//Iteration 4
n = S[l >>> 24];
n += S[0x100 | ((l >> 16) & 0xff)];
n ^= S[0x200 | ((l >> 8) & 0xff)];
n += S[0x300 | (l & 0xff)];
r ^= n ^ P[9];
n = S[r >>> 24];
n += S[0x100 | ((r >> 16) & 0xff)];
n ^= S[0x200 | ((r >> 8) & 0xff)];
n += S[0x300 | (r & 0xff)];
l ^= n ^ P[10];
//Iteration 5
n = S[l >>> 24];
n += S[0x100 | ((l >> 16) & 0xff)];
n ^= S[0x200 | ((l >> 8) & 0xff)];
n += S[0x300 | (l & 0xff)];
r ^= n ^ P[11];
n = S[r >>> 24];
n += S[0x100 | ((r >> 16) & 0xff)];
n ^= S[0x200 | ((r >> 8) & 0xff)];
n += S[0x300 | (r & 0xff)];
l ^= n ^ P[12];
//Iteration 6
n = S[l >>> 24];
n += S[0x100 | ((l >> 16) & 0xff)];
n ^= S[0x200 | ((l >> 8) & 0xff)];
n += S[0x300 | (l & 0xff)];
r ^= n ^ P[13];
n = S[r >>> 24];
n += S[0x100 | ((r >> 16) & 0xff)];
n ^= S[0x200 | ((r >> 8) & 0xff)];
n += S[0x300 | (r & 0xff)];
l ^= n ^ P[14];
//Iteration 7
n = S[l >>> 24];
n += S[0x100 | ((l >> 16) & 0xff)];
n ^= S[0x200 | ((l >> 8) & 0xff)];
n += S[0x300 | (l & 0xff)];
r ^= n ^ P[15];
n = S[r >>> 24];
n += S[0x100 | ((r >> 16) & 0xff)];
n ^= S[0x200 | ((r >> 8) & 0xff)];
n += S[0x300 | (r & 0xff)];
l ^= n ^ P[16];
lr[off] = r ^ P[BLOWFISH_NUM_ROUNDS + 1];
lr[off + 1] = l;
return lr;
}
/**
* @param {Array.<number>} data
* @param {number} offp
* @returns {{key: number, offp: number}}
* @inner
*/
function _streamtoword(data, offp) {
for (var i = 0, word = 0; i < 4; ++i)
word = (word << 8) | (data[offp] & 0xff),
offp = (offp + 1) % data.length;
return { key: word, offp: offp };
}
/**
* @param {Array.<number>} key
* @param {Array.<number>} P
* @param {Array.<number>} S
* @inner
*/
function _key(key, P, S) {
var offset = 0,
lr = [0, 0],
plen = P.length,
slen = S.length,
sw;
for (var i = 0; i < plen; i++)
sw = _streamtoword(key, offset),
offset = sw.offp,
P[i] = P[i] ^ sw.key;
for (i = 0; i < plen; i += 2)
lr = _encipher(lr, 0, P, S),
P[i] = lr[0],
P[i + 1] = lr[1];
for (i = 0; i < slen; i += 2)
lr = _encipher(lr, 0, P, S),
S[i] = lr[0],
S[i + 1] = lr[1];
}
/**
* Expensive key schedule Blowfish.
* @param {Array.<number>} data
* @param {Array.<number>} key
* @param {Array.<number>} P
* @param {Array.<number>} S
* @inner
*/
function _ekskey(data, key, P, S) {
var offp = 0,
lr = [0, 0],
plen = P.length,
slen = S.length,
sw;
for (var i = 0; i < plen; i++)
sw = _streamtoword(key, offp),
offp = sw.offp,
P[i] = P[i] ^ sw.key;
offp = 0;
for (i = 0; i < plen; i += 2)
sw = _streamtoword(data, offp),
offp = sw.offp,
lr[0] ^= sw.key,
sw = _streamtoword(data, offp),
offp = sw.offp,
lr[1] ^= sw.key,
lr = _encipher(lr, 0, P, S),
P[i] = lr[0],
P[i + 1] = lr[1];
for (i = 0; i < slen; i += 2)
sw = _streamtoword(data, offp),
offp = sw.offp,
lr[0] ^= sw.key,
sw = _streamtoword(data, offp),
offp = sw.offp,
lr[1] ^= sw.key,
lr = _encipher(lr, 0, P, S),
S[i] = lr[0],
S[i + 1] = lr[1];
}
/**
* Internaly crypts a string.
* @param {Array.<number>} b Bytes to crypt
* @param {Array.<number>} salt Salt bytes to use
* @param {number} rounds Number of rounds
* @param {function(Error, Array.<number>=)=} callback Callback receiving the error, if any, and the resulting bytes. If
* omitted, the operation will be performed synchronously.
* @param {function(number)=} progressCallback Callback called with the current progress
* @returns {!Array.<number>|undefined} Resulting bytes if callback has been omitted, otherwise `undefined`
* @inner
*/
function _crypt(b, salt, rounds, callback, progressCallback) {
var cdata = C_ORIG.slice(),
clen = cdata.length,
err;
// Validate
if (rounds < 4 || rounds > 31) {
err = Error("Illegal number of rounds (4-31): "+rounds);
if (callback) {
nextTick(callback.bind(this, err));
return;
} else
throw err;
}
if (salt.length !== BCRYPT_SALT_LEN) {
err =Error("Illegal salt length: "+salt.length+" != "+BCRYPT_SALT_LEN);
if (callback) {
nextTick(callback.bind(this, err));
return;
} else
throw err;
}
rounds = (1 << rounds) >>> 0;
var P, S, i = 0, j;
//Use typed arrays when available - huge speedup!
if (Int32Array) {
P = new Int32Array(P_ORIG);
S = new Int32Array(S_ORIG);
} else {
P = P_ORIG.slice();
S = S_ORIG.slice();
}
_ekskey(salt, b, P, S);
/**
* Calcualtes the next round.
* @returns {Array.<number>|undefined} Resulting array if callback has been omitted, otherwise `undefined`
* @inner
*/
function next() {
if (progressCallback)
progressCallback(i / rounds);
if (i < rounds) {
var start = Date.now();
for (; i < rounds;) {
i = i + 1;
_key(b, P, S);
_key(salt, P, S);
if (Date.now() - start > MAX_EXECUTION_TIME)
break;
}
} else {
for (i = 0; i < 64; i++)
for (j = 0; j < (clen >> 1); j++)
_encipher(cdata, j << 1, P, S);
var ret = [];
for (i = 0; i < clen; i++)
ret.push(((cdata[i] >> 24) & 0xff) >>> 0),
ret.push(((cdata[i] >> 16) & 0xff) >>> 0),
ret.push(((cdata[i] >> 8) & 0xff) >>> 0),
ret.push((cdata[i] & 0xff) >>> 0);
if (callback) {
callback(null, ret);
return;
} else
return ret;
}
if (callback)
nextTick(next);
}
// Async
if (typeof callback !== 'undefined') {
next();
// Sync
} else {
var res;
while (true)
if (typeof(res = next()) !== 'undefined')
return res || [];
}
}
/**
* Internally hashes a string.
* @param {string} s String to hash
* @param {?string} salt Salt to use, actually never null
* @param {function(Error, string=)=} callback Callback receiving the error, if any, and the resulting hash. If omitted,
* hashing is perormed synchronously.
* @param {function(number)=} progressCallback Callback called with the current progress
* @returns {string|undefined} Resulting hash if callback has been omitted, otherwise `undefined`
* @inner
*/
function _hash(s, salt, callback, progressCallback) {
var err;
if (typeof s !== 'string' || typeof salt !== 'string') {
err = Error("Invalid string / salt: Not a string");
if (callback) {
nextTick(callback.bind(this, err));
return;
}
else
throw err;
}
// Validate the salt
var minor, offset;
if (salt.charAt(0) !== '$' || salt.charAt(1) !== '2') {
err = Error("Invalid salt version: "+salt.substring(0,2));
if (callback) {
nextTick(callback.bind(this, err));
return;
}
else
throw err;
}
if (salt.charAt(2) === '$')
minor = String.fromCharCode(0),
offset = 3;
else {
minor = salt.charAt(2);
if ((minor !== 'a' && minor !== 'b' && minor !== 'y') || salt.charAt(3) !== '$') {
err = Error("Invalid salt revision: "+salt.substring(2,4));
if (callback) {
nextTick(callback.bind(this, err));
return;
} else
throw err;
}
offset = 4;
}
// Extract number of rounds
if (salt.charAt(offset + 2) > '$') {
err = Error("Missing salt rounds");
if (callback) {
nextTick(callback.bind(this, err));
return;
} else
throw err;
}
var r1 = parseInt(salt.substring(offset, offset + 1), 10) * 10,
r2 = parseInt(salt.substring(offset + 1, offset + 2), 10),
rounds = r1 + r2,
real_salt = salt.substring(offset + 3, offset + 25);
s += minor >= 'a' ? "\x00" : "";
var passwordb = stringToBytes(s),
saltb = base64_decode(real_salt, BCRYPT_SALT_LEN);
/**
* Finishes hashing.
* @param {Array.<number>} bytes Byte array
* @returns {string}
* @inner
*/
function finish(bytes) {
var res = [];
res.push("$2");
if (minor >= 'a')
res.push(minor);
res.push("$");
if (rounds < 10)
res.push("0");
res.push(rounds.toString());
res.push("$");
res.push(base64_encode(saltb, saltb.length));
res.push(base64_encode(bytes, C_ORIG.length * 4 - 1));
return res.join('');
}
// Sync
if (typeof callback == 'undefined')
return finish(_crypt(passwordb, saltb, rounds));
// Async
else {
_crypt(passwordb, saltb, rounds, function(err, bytes) {
if (err)
callback(err, null);
else
callback(null, finish(bytes));
}, progressCallback);
}
}

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@@ -0,0 +1,5 @@
Because of [reasonable security doubts](https://github.com/dcodeIO/bcrypt.js/issues/16), these files, which used to be
a part of bcrypt-isaac.js, are no longer used but are kept here for reference only.
What is required instead is a proper way to collect entropy sources (using an intermediate stream cipher) which is then
used to seed the CSPRNG. Pick one and use `bcrypt.setRandomFallback` instead.

View File

@@ -0,0 +1,133 @@
/* basic entropy accumulator */
var accum = (function() {
var pool, // randomness pool
time, // start timestamp
last; // last step timestamp
/* initialize with default pool */
function init() {
pool = [];
time = new Date().getTime();
last = time;
// use Math.random
pool.push((Math.random() * 0xffffffff)|0);
// use current time
pool.push(time|0);
}
/* perform one step */
function step() {
if (!to)
return;
if (pool.length >= 255) { // stop at 255 values (1 more is added on fetch)
stop();
return;
}
var now = new Date().getTime();
// use actual time difference
pool.push(now-last);
// always compute, occasionally use Math.random
var rnd = (Math.random() * 0xffffffff)|0;
if (now % 2)
pool[pool.length-1] += rnd;
last = now;
to = setTimeout(step, 100+Math.random()*512); // use hypothetical time difference
}
var to = null;
/* starts accumulating */
function start() {
if (to) return;
to = setTimeout(step, 100+Math.random()*512);
if (console.log)
console.log("bcrypt-isaac: collecting entropy...");
// install collectors
if (typeof window !== 'undefined' && window && window.addEventListener)
window.addEventListener("load", loadCollector, false),
window.addEventListener("mousemove", mouseCollector, false),
window.addEventListener("touchmove", touchCollector, false);
else if (typeof document !== 'undefined' && document && document.attachEvent)
document.attachEvent("onload", loadCollector),
document.attachEvent("onmousemove", mouseCollector);
}
/* stops accumulating */
function stop() {
if (!to) return;
clearTimeout(to); to = null;
// uninstall collectors
if (typeof window !== 'undefined' && window && window.removeEventListener)
window.removeEventListener("load", loadCollector, false),
window.removeEventListener("mousemove", mouseCollector, false),
window.removeEventListener("touchmove", touchCollector, false);
else if (typeof document !== 'undefined' && document && document.detachEvent)
document.detachEvent("onload", loadCollector),
document.detachEvent("onmousemove", mouseCollector);
}
/* fetches the randomness pool */
function fetch() {
// add overall time difference
pool.push((new Date().getTime()-time)|0);
var res = pool;
init();
if (console.log)
console.log("bcrypt-isaac: using "+res.length+"/256 samples of entropy");
// console.log(res);
return res;
}
/* adds the current time to the top of the pool */
function addTime() {
pool[pool.length-1] += new Date().getTime() - time;
}
/* page load collector */
function loadCollector() {
if (!to || pool.length >= 255)
return;
pool.push(0);
addTime();
}
/* mouse events collector */
function mouseCollector(ev) {
if (!to || pool.length >= 255)
return;
try {
var x = ev.x || ev.clientX || ev.offsetX || 0,
y = ev.y || ev.clientY || ev.offsetY || 0;
if (x != 0 || y != 0)
pool[pool.length-1] += ((x-mouseCollector.last[0]) ^ (y-mouseCollector.last[1])),
addTime(),
mouseCollector.last = [x,y];
} catch (e) {}
}
mouseCollector.last = [0,0];
/* touch events collector */
function touchCollector(ev) {
if (!to || pool.length >= 255)
return;
try {
var touch = ev.touches[0] || ev.changedTouches[0];
var x = touch.pageX || touch.clientX || 0,
y = touch.pageY || touch.clientY || 0;
if (x != 0 || y != 0)
pool[pool.length-1] += (x-touchCollector.last[0]) ^ (y-touchCollector.last[1]),
addTime(),
touchCollector.last = [x,y];
} catch (e) {}
}
touchCollector.last = [0,0];
init();
return {
"start": start,
"stop": stop,
"fetch": fetch
}
})();

View File

@@ -0,0 +1,140 @@
/*
isaac.js Copyright (c) 2012 Yves-Marie K. Rinquin
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.
*/
/* isaac module pattern */
var isaac = (function(){
/* internal states */
var m = Array(256), // internal memory
acc = 0, // accumulator
brs = 0, // last result
cnt = 0, // counter
r = Array(256), // result array
gnt = 0, // generation counter
isd = false; // initially seeded
/* 32-bit integer safe adder */
function add(x, y) {
var lsb = (x & 0xffff) + (y & 0xffff),
msb = (x >>> 16) + (y >>> 16) + (lsb >>> 16);
return (msb << 16) | (lsb & 0xffff);
}
/* initialisation */
function reset() {
acc = brs = cnt = 0;
for (var i = 0; i < 256; ++i)
m[i] = r[i] = 0;
gnt = 0;
}
/* seeding function */
function seed(s) {
var a, b, c, d, e, f, g, h, i;
/* seeding the seeds of love */
a = b = c = d = e = f = g = h = 0x9e3779b9; /* the golden ratio */
if (s && typeof(s) === 'number')
s = [s];
if (s instanceof Array) {
reset();
for (i = 0; i < s.length; ++i)
r[i & 0xff] += typeof(s[i]) === 'number' ? s[i] : 0;
}
/* private: seed mixer */
function seed_mix() {
a ^= b << 11; d = add(d, a); b = add(b, c);
b ^= c >>> 2; e = add(e, b); c = add(c, d);
c ^= d << 8; f = add(f, c); d = add(d, e);
d ^= e >>> 16; g = add(g, d); e = add(e, f);
e ^= f << 10; h = add(h, e); f = add(f, g);
f ^= g >>> 4; a = add(a, f); g = add(g, h);
g ^= h << 8; b = add(b, g); h = add(h, a);
h ^= a >>> 9; c = add(c, h); a = add(a, b);
}
for (i = 0; i < 4; i++) /* scramble it */
seed_mix();
for (i = 0; i < 256; i += 8) {
if (s) /* use all the information in the seed */
a = add(a, r[i + 0]), b = add(b, r[i + 1]),
c = add(c, r[i + 2]), d = add(d, r[i + 3]),
e = add(e, r[i + 4]), f = add(f, r[i + 5]),
g = add(g, r[i + 6]), h = add(h, r[i + 7]);
seed_mix();
/* fill in m[] with messy stuff */
m[i + 0] = a; m[i + 1] = b; m[i + 2] = c; m[i + 3] = d;
m[i + 4] = e; m[i + 5] = f; m[i + 6] = g; m[i + 7] = h;
}
if (s)
/* do a second pass to make all of the seed affect all of m[] */
for (i = 0; i < 256; i += 8)
a = add(a, m[i + 0]), b = add(b, m[i + 1]),
c = add(c, m[i + 2]), d = add(d, m[i + 3]),
e = add(e, m[i + 4]), f = add(f, m[i + 5]),
g = add(g, m[i + 6]), h = add(h, m[i + 7]),
seed_mix(),
/* fill in m[] with messy stuff (again) */
m[i + 0] = a, m[i + 1] = b, m[i + 2] = c, m[i + 3] = d,
m[i + 4] = e, m[i + 5] = f, m[i + 6] = g, m[i + 7] = h;
prng(); /* fill in the first set of results */
gnt = 256; /* prepare to use the first set of results */;
}
/* isaac generator, n = number of run */
function prng(n) {
var i, x, y;
n = n && typeof(n) === 'number' ? Math.abs(Math.floor(n)) : 1;
while (n--) {
cnt = add(cnt, 1);
brs = add(brs, cnt);
for(i = 0; i < 256; i++) {
switch(i & 3) {
case 0: acc ^= acc << 13; break;
case 1: acc ^= acc >>> 6; break;
case 2: acc ^= acc << 2; break;
case 3: acc ^= acc >>> 16; break;
}
acc = add(m[(i + 128) & 0xff], acc); x = m[i];
m[i] = y = add(m[(x >>> 2) & 0xff], add(acc, brs));
r[i] = brs = add(m[(y >>> 10) & 0xff], x);
}
}
}
/* return a random number between */
return function() {
if (!isd) // seed from accumulator
isd = true,
accum.stop(),
seed(accum.fetch());
if (!gnt--)
prng(), gnt = 255;
return r[gnt];
};
})();

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/**
* Continues with the callback on the next tick.
* @function
* @param {function(...[*])} callback Callback to execute
* @inner
*/
var nextTick = typeof process !== 'undefined' && process && typeof process.nextTick === 'function'
? (typeof setImmediate === 'function' ? setImmediate : process.nextTick)
: setTimeout;
/**
* Converts a JavaScript string to UTF8 bytes.
* @param {string} str String
* @returns {!Array.<number>} UTF8 bytes
* @inner
*/
function stringToBytes(str) {
var out = [],
i = 0;
utfx.encodeUTF16toUTF8(function() {
if (i >= str.length) return null;
return str.charCodeAt(i++);
}, function(b) {
out.push(b);
});
return out;
}
//? include("util/base64.js");
//? include("../../node_modules/utfx/dist/utfx-embeddable.js");
Date.now = Date.now || function() { return +new Date; };

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// A base64 implementation for the bcrypt algorithm. This is partly non-standard.
/**
* bcrypt's own non-standard base64 dictionary.
* @type {!Array.<string>}
* @const
* @inner
**/
var BASE64_CODE = "./ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789".split('');
/**
* @type {!Array.<number>}
* @const
* @inner
**/
var BASE64_INDEX = [-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0,
1, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, -1, -1, -1, -1, -1, -1,
-1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19,
20, 21, 22, 23, 24, 25, 26, 27, -1, -1, -1, -1, -1, -1, 28, 29, 30,
31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
48, 49, 50, 51, 52, 53, -1, -1, -1, -1, -1];
/**
* @type {!function(...number):string}
* @inner
*/
var stringFromCharCode = String.fromCharCode;
/**
* Encodes a byte array to base64 with up to len bytes of input.
* @param {!Array.<number>} b Byte array
* @param {number} len Maximum input length
* @returns {string}
* @inner
*/
function base64_encode(b, len) {
var off = 0,
rs = [],
c1, c2;
if (len <= 0 || len > b.length)
throw Error("Illegal len: "+len);
while (off < len) {
c1 = b[off++] & 0xff;
rs.push(BASE64_CODE[(c1 >> 2) & 0x3f]);
c1 = (c1 & 0x03) << 4;
if (off >= len) {
rs.push(BASE64_CODE[c1 & 0x3f]);
break;
}
c2 = b[off++] & 0xff;
c1 |= (c2 >> 4) & 0x0f;
rs.push(BASE64_CODE[c1 & 0x3f]);
c1 = (c2 & 0x0f) << 2;
if (off >= len) {
rs.push(BASE64_CODE[c1 & 0x3f]);
break;
}
c2 = b[off++] & 0xff;
c1 |= (c2 >> 6) & 0x03;
rs.push(BASE64_CODE[c1 & 0x3f]);
rs.push(BASE64_CODE[c2 & 0x3f]);
}
return rs.join('');
}
/**
* Decodes a base64 encoded string to up to len bytes of output.
* @param {string} s String to decode
* @param {number} len Maximum output length
* @returns {!Array.<number>}
* @inner
*/
function base64_decode(s, len) {
var off = 0,
slen = s.length,
olen = 0,
rs = [],
c1, c2, c3, c4, o, code;
if (len <= 0)
throw Error("Illegal len: "+len);
while (off < slen - 1 && olen < len) {
code = s.charCodeAt(off++);
c1 = code < BASE64_INDEX.length ? BASE64_INDEX[code] : -1;
code = s.charCodeAt(off++);
c2 = code < BASE64_INDEX.length ? BASE64_INDEX[code] : -1;
if (c1 == -1 || c2 == -1)
break;
o = (c1 << 2) >>> 0;
o |= (c2 & 0x30) >> 4;
rs.push(stringFromCharCode(o));
if (++olen >= len || off >= slen)
break;
code = s.charCodeAt(off++);
c3 = code < BASE64_INDEX.length ? BASE64_INDEX[code] : -1;
if (c3 == -1)
break;
o = ((c2 & 0x0f) << 4) >>> 0;
o |= (c3 & 0x3c) >> 2;
rs.push(stringFromCharCode(o));
if (++olen >= len || off >= slen)
break;
code = s.charCodeAt(off++);
c4 = code < BASE64_INDEX.length ? BASE64_INDEX[code] : -1;
o = ((c3 & 0x03) << 6) >>> 0;
o |= c4;
rs.push(stringFromCharCode(o));
++olen;
}
var res = [];
for (off = 0; off<olen; off++)
res.push(rs[off].charCodeAt(0));
return res;
}