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tb[0] = of_base64_encode_table[(sb & 0xFC0000) >> 18];
tb[1] = of_base64_encode_table[(sb & 0x03F000) >> 12];
tb[2] = of_base64_encode_table[(sb & 0x000FC0) >> 6];
tb[3] = of_base64_encode_table[sb & 0x00003F];
[ret appendCString: tb
withEncoding: OF_STRING_ENCODING_ASCII
encoding: OF_STRING_ENCODING_ASCII
length: 4];
}
switch (rest) {
case 1:
tb[0] = of_base64_encode_table[buffer[i] >> 2];
tb[1] = of_base64_encode_table[(buffer[i] & 3) << 4];
tb[2] = tb[3] = '=';
[ret appendCString: tb
withEncoding: OF_STRING_ENCODING_ASCII
encoding: OF_STRING_ENCODING_ASCII
length: 4];
break;
case 2:
sb = (buffer[i] << 16) | (buffer[i + 1] << 8);
tb[0] = of_base64_encode_table[(sb & 0xFC0000) >> 18];
tb[1] = of_base64_encode_table[(sb & 0x03F000) >> 12];
tb[2] = of_base64_encode_table[(sb & 0x000FC0) >> 6];
tb[3] = '=';
[ret appendCString: tb
withEncoding: OF_STRING_ENCODING_ASCII
encoding: OF_STRING_ENCODING_ASCII
length: 4];
break;
}
[ret makeImmutable];
|