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D Programming Language 1.0

Last update Wed Jun 9 17:54:50 2010

std.base64

Encodes/decodes MIME base64 data.

References:
Wikipedia Base64
RFC 2045


class Base64Exception: object.Exception;


class Base64CharException: std.base64.Base64Exception;


uint encodeLength(uint slen);
Returns the number of bytes needed to encode a string of length slen.

char[] encode(char[] str, char[] buf);
Encodes str[] and places the result in buf[].

Params:
char[] str string to encode
char[] buf destination buffer, must be large enough for the result.

Returns:
slice into buf[] representing encoded result

char[] encode(char[] str);
Encodes str[] and returns the result.

uint decodeLength(uint elen);
Returns the number of bytes needed to decode an encoded string of this length.

char[] decode(char[] estr, char[] buf);
Decodes str[] and places the result in buf[].

Params:
str string to encode
char[] buf destination buffer, must be large enough for the result.

Returns:
slice into buf[] representing encoded result

Errors:
Throws Base64Exception on invalid base64 encoding in estr[]. Throws Base64CharException on invalid base64 character in estr[].

char[] decode(char[] estr);
Decodes estr[] and returns the result.

Errors:
Throws Base64Exception on invalid base64 encoding in estr[]. Throws Base64CharException on invalid base64 character in estr[].