fix bugs
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212
utils/md5.js
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212
utils/md5.js
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/**
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* MD5加密工具
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* 用于密码加密
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*/
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function md5(string) {
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function md5_RotateLeft(lValue, iShiftBits) {
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return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits))
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}
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function md5_AddUnsigned(lX, lY) {
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let lX4, lY4, lX8, lY8, lResult
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lX8 = (lX & 0x80000000)
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lY8 = (lY & 0x80000000)
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lX4 = (lX & 0x40000000)
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lY4 = (lY & 0x40000000)
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lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF)
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if (lX4 & lY4) {
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return (lResult ^ 0x80000000 ^ lX8 ^ lY8)
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}
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if (lX4 | lY4) {
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if (lResult & 0x40000000) {
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return (lResult ^ 0xC0000000 ^ lX8 ^ lY8)
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} else {
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return (lResult ^ 0x40000000 ^ lX8 ^ lY8)
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}
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} else {
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return (lResult ^ lX8 ^ lY8)
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}
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}
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function md5_F(x, y, z) {
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return (x & y) | ((~x) & z)
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}
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function md5_G(x, y, z) {
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return (x & z) | (y & (~z))
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}
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function md5_H(x, y, z) {
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return (x ^ y ^ z)
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}
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function md5_I(x, y, z) {
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return (y ^ (x | (~z)))
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}
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function md5_FF(a, b, c, d, x, s, ac) {
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a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_F(b, c, d), x), ac))
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return md5_AddUnsigned(md5_RotateLeft(a, s), b)
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}
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function md5_GG(a, b, c, d, x, s, ac) {
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a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_G(b, c, d), x), ac))
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return md5_AddUnsigned(md5_RotateLeft(a, s), b)
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}
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function md5_HH(a, b, c, d, x, s, ac) {
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a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_H(b, c, d), x), ac))
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return md5_AddUnsigned(md5_RotateLeft(a, s), b)
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}
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function md5_II(a, b, c, d, x, s, ac) {
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a = md5_AddUnsigned(a, md5_AddUnsigned(md5_AddUnsigned(md5_I(b, c, d), x), ac))
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return md5_AddUnsigned(md5_RotateLeft(a, s), b)
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}
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function md5_ConvertToWordArray(string) {
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let lWordCount
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const lMessageLength = string.length
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const lNumberOfWords_temp1 = lMessageLength + 8
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const lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64
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const lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16
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const lWordArray = Array(lNumberOfWords - 1)
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let lBytePosition = 0
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let lByteCount = 0
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while (lByteCount < lMessageLength) {
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lWordCount = (lByteCount - (lByteCount % 4)) / 4
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lBytePosition = (lByteCount % 4) * 8
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lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition))
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lByteCount++
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}
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lWordCount = (lByteCount - (lByteCount % 4)) / 4
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lBytePosition = (lByteCount % 4) * 8
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lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition)
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lWordArray[lNumberOfWords - 2] = lMessageLength << 3
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lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29
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return lWordArray
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}
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function md5_WordToHex(lValue) {
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let WordToHexValue = '', WordToHexValue_temp = '', lByte, lCount
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for (lCount = 0; lCount <= 3; lCount++) {
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lByte = (lValue >>> (lCount * 8)) & 255
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WordToHexValue_temp = '0' + lByte.toString(16)
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WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2)
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}
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return WordToHexValue
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}
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function md5_Utf8Encode(string) {
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string = string.replace(/\r\n/g, '\n')
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let utftext = ''
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for (let n = 0; n < string.length; n++) {
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const c = string.charCodeAt(n)
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if (c < 128) {
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utftext += String.fromCharCode(c)
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} else if ((c > 127) && (c < 2048)) {
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utftext += String.fromCharCode((c >> 6) | 192)
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utftext += String.fromCharCode((c & 63) | 128)
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} else {
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utftext += String.fromCharCode((c >> 12) | 224)
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utftext += String.fromCharCode(((c >> 6) & 63) | 128)
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utftext += String.fromCharCode((c & 63) | 128)
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}
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}
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return utftext
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}
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let x = []
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let k, AA, BB, CC, DD, a, b, c, d
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const S11 = 7, S12 = 12, S13 = 17, S14 = 22
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const S21 = 5, S22 = 9, S23 = 14, S24 = 20
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const S31 = 4, S32 = 11, S33 = 16, S34 = 23
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const S41 = 6, S42 = 10, S43 = 15, S44 = 21
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string = md5_Utf8Encode(string)
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x = md5_ConvertToWordArray(string)
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a = 0x67452301
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b = 0xEFCDAB89
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c = 0x98BADCFE
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d = 0x10325476
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for (k = 0; k < x.length; k += 16) {
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AA = a
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BB = b
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CC = c
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DD = d
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a = md5_FF(a, b, c, d, x[k + 0], S11, 0xD76AA478)
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d = md5_FF(d, a, b, c, x[k + 1], S12, 0xE8C7B756)
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c = md5_FF(c, d, a, b, x[k + 2], S13, 0x242070DB)
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b = md5_FF(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE)
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a = md5_FF(a, b, c, d, x[k + 4], S11, 0xF57C0FAF)
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d = md5_FF(d, a, b, c, x[k + 5], S12, 0x4787C62A)
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c = md5_FF(c, d, a, b, x[k + 6], S13, 0xA8304613)
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b = md5_FF(b, c, d, a, x[k + 7], S14, 0xFD469501)
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a = md5_FF(a, b, c, d, x[k + 8], S11, 0x698098D8)
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d = md5_FF(d, a, b, c, x[k + 9], S12, 0x8B44F7AF)
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c = md5_FF(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1)
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b = md5_FF(b, c, d, a, x[k + 11], S14, 0x895CD7BE)
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a = md5_FF(a, b, c, d, x[k + 12], S11, 0x6B901122)
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d = md5_FF(d, a, b, c, x[k + 13], S12, 0xFD987193)
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c = md5_FF(c, d, a, b, x[k + 14], S13, 0xA679438E)
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b = md5_FF(b, c, d, a, x[k + 15], S14, 0x49B40821)
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a = md5_GG(a, b, c, d, x[k + 1], S21, 0xF61E2562)
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d = md5_GG(d, a, b, c, x[k + 6], S22, 0xC040B340)
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c = md5_GG(c, d, a, b, x[k + 11], S23, 0x265E5A51)
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b = md5_GG(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA)
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a = md5_GG(a, b, c, d, x[k + 5], S21, 0xD62F105D)
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d = md5_GG(d, a, b, c, x[k + 10], S22, 0x2441453)
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c = md5_GG(c, d, a, b, x[k + 15], S23, 0xD8A1E681)
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b = md5_GG(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8)
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a = md5_GG(a, b, c, d, x[k + 9], S21, 0x21E1CDE6)
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d = md5_GG(d, a, b, c, x[k + 14], S22, 0xC33707D6)
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c = md5_GG(c, d, a, b, x[k + 3], S23, 0xF4D50D87)
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b = md5_GG(b, c, d, a, x[k + 8], S24, 0x455A14ED)
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a = md5_GG(a, b, c, d, x[k + 13], S21, 0xA9E3E905)
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d = md5_GG(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8)
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c = md5_GG(c, d, a, b, x[k + 7], S23, 0x676F02D9)
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b = md5_GG(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A)
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a = md5_HH(a, b, c, d, x[k + 5], S31, 0xFFFA3942)
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d = md5_HH(d, a, b, c, x[k + 8], S32, 0x8771F681)
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c = md5_HH(c, d, a, b, x[k + 11], S33, 0x6D9D6122)
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b = md5_HH(b, c, d, a, x[k + 14], S34, 0xFDE5380C)
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a = md5_HH(a, b, c, d, x[k + 1], S31, 0xA4BEEA44)
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d = md5_HH(d, a, b, c, x[k + 4], S32, 0x4BDECFA9)
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c = md5_HH(c, d, a, b, x[k + 7], S33, 0xF6BB4B60)
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b = md5_HH(b, c, d, a, x[k + 10], S34, 0xBEBFBC70)
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a = md5_HH(a, b, c, d, x[k + 13], S31, 0x289B7EC6)
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d = md5_HH(d, a, b, c, x[k + 0], S32, 0xEAA127FA)
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c = md5_HH(c, d, a, b, x[k + 3], S33, 0xD4EF3085)
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b = md5_HH(b, c, d, a, x[k + 6], S34, 0x4881D05)
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a = md5_HH(a, b, c, d, x[k + 9], S31, 0xD9D4D039)
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d = md5_HH(d, a, b, c, x[k + 12], S32, 0xE6DB99E5)
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c = md5_HH(c, d, a, b, x[k + 15], S33, 0x1FA27CF8)
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b = md5_HH(b, c, d, a, x[k + 2], S34, 0xC4AC5665)
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a = md5_II(a, b, c, d, x[k + 0], S41, 0xF4292244)
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d = md5_II(d, a, b, c, x[k + 7], S42, 0x432AFF97)
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c = md5_II(c, d, a, b, x[k + 14], S43, 0xAB9423A7)
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b = md5_II(b, c, d, a, x[k + 5], S44, 0xFC93A039)
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a = md5_II(a, b, c, d, x[k + 12], S41, 0x655B59C3)
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d = md5_II(d, a, b, c, x[k + 3], S42, 0x8F0CCC92)
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c = md5_II(c, d, a, b, x[k + 10], S43, 0xFFEFF47D)
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b = md5_II(b, c, d, a, x[k + 1], S44, 0x85845DD1)
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a = md5_II(a, b, c, d, x[k + 8], S41, 0x6FA87E4F)
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d = md5_II(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0)
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c = md5_II(c, d, a, b, x[k + 6], S43, 0xA3014314)
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b = md5_II(b, c, d, a, x[k + 13], S44, 0x4E0811A1)
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a = md5_II(a, b, c, d, x[k + 4], S41, 0xF7537E82)
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d = md5_II(d, a, b, c, x[k + 11], S42, 0xBD3AF235)
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c = md5_II(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB)
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b = md5_II(b, c, d, a, x[k + 9], S44, 0xEB86D391)
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a = md5_AddUnsigned(a, AA)
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b = md5_AddUnsigned(b, BB)
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c = md5_AddUnsigned(c, CC)
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d = md5_AddUnsigned(d, DD)
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}
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return (md5_WordToHex(a) + md5_WordToHex(b) + md5_WordToHex(c) + md5_WordToHex(d)).toLowerCase()
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}
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export default md5
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