7  * http://www.apache.org/licenses/LICENSE-2.0
28     // 2: the index do not exceed the range of encodedRes and form a complete four-character block  in Base64Encode()
29 …for (size_t i = 0, j = 0; i < encodedRes.length() - 2; i += TRANSFORMED_CHAR_NUM, j += TO_TRANSFOR…  in Base64Encode()
30         // convert three 8bit into four 6bit; then add two 0 bit in each 6 bit  in Base64Encode()
46             encodedRes[encodedRes.length() - 2] = '=';  in Base64Encode()
47             encodedRes[encodedRes.length() - 1] = '=';  in Base64Encode()
51             encodedRes[encodedRes.length() - 1] = '=';  in Base64Encode()
62         -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,  in Base64Decode()
63         -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,  in Base64Decode()
64         -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,  in Base64Decode()
65         -1, -1, -1, -1, -1, -1, -1,  in Base64Decode()
67         -1, -1, -1,  in Base64Decode()
70         -1, -1, -1, -1, -1, -1, -1,  in Base64Decode()
72         14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,   // 'A'~'Z'  in Base64Decode()
73         -1, -1, -1, -1, -1, -1,  in Base64Decode()
81         decodedStrLen -= std::string("==").length();  in Base64Decode()
83         decodedStrLen -= std::string("=").length();  in Base64Decode()
90     // 2: the index do not exceed the range of encodedRes and form a complete four-character block  in Base64Decode()
91 … for (size_t i = 0, j = 0; i < strLen - 2; i += TRANSFORMED_CHAR_NUM, j += TO_TRANSFORM_CHAR_NUM) {  in Base64Decode()
98         if (firstChar == -1 || secondChar == -1) {  in Base64Decode()
101         // the last 6 bit of the first char + the 2~3 bit of the second char(first 4 bit - 00)  in Base64Decode()
103         if (j == decodedStrLen - 1) {  in Base64Decode()
106         if (thirdChar == -1) {  in Base64Decode()
109         // the last 4 bit of the second char +  the 2~5 bit of the third char(first 6 bit - 00)  in Base64Decode()
111         if (j + 1 == decodedStrLen - 1) {  in Base64Decode()
114         if (fourthChar == -1) {  in Base64Decode()
117         // the last 2 bit of the third char + the last 6 bit of the fourth char  in Base64Decode()