| General Information |
| Purpose |
Encode RAW data strings |
| Source |
{ORACLE_HOME}/rdbms/admin/utlenc.sql |
| First Availability |
9.0.1 |
| Constants |
| Constant
| Data Type
| Value
|
| base64 |
PLS_INTEGER |
1 |
| complete (header & footer) |
PLS_INTEGER |
1 |
| end_piece (includes footer text) |
PLS_INTEGER |
4 |
| header_piece (includes heaer text) |
PLS_INTEGER |
2 |
| middle_piece (body text only) |
PLS_INTEGER |
3 |
| quoted_printable |
PLS_INTEGER |
2 |
|
| Dependencies |
| DBMS_AW_EXP |
UTL_ENC_LIB |
WWV_FLOW_MAIL |
WWV_FLOW_UTILITIES |
|
| Security Model |
Execute is granted to PUBLIC with a PUBLIC synonym |
| Subprograms |
|
| |
| BASE64_DECODE |
| Reads the base 64-encoded RAW input string and decodes it to its original RAW value |
utl_encode.base64_decode(r IN RAW) RETURN RAW; |
| See base64_encode demo |
| |
| BASE64_ENCODE |
| Encodes the binary representation of the RAW value into base 64 elements and returns it in the form of a RAW string |
utl_encode.base64_encode(r IN RAW) RETURN RAW; |
set serveroutput on
DECLARE
r RAW(32767);
BEGIN
r := utl_raw.cast_to_raw('University of Washington');
dbms_output.put_line(r);
r := utl_encode.base64_encode(r);
dbms_output.put_line(r);
r := utl_encode.base64_decode(r);
dbms_output.put_line(r);
END;
/ |
| |
| MIMEHEADER_DECODE |
| Decodes a string from mime header format |
utl_encode.mimeheader_decode(buf IN VARCHAR2 CHARACTER SET ANY_CS)
RETURN data VARCHAR2 CHARACTER SET buf%CHARSET; |
| See mimeheader_encode demo |
| |
| MIMEHEADER_ENCODE |
| Encodes a string into mime header format |
utl_encode.mimeheader_encode(
buf IN VARCHAR2 CHARACTER SET ANY_CS,
encode_charset IN VARCHAR2 DEFAULT NULL,
encoding IN PLS_INTEGER DEFAULT NULL);
RETURN string VARCHAR2 CHARACTER SET buf%CHARSET; |
set serveroutput on
DECLARE
t VARCHAR2(100);
BEGIN
t := utl_encode.mimeheader_encode('MLIB');
dbms_output.put_line(t);
t := utl_encode.mimeheader_decode(t);
dbms_output.put_line(t);
END;
/ |
| |
| QUOTED_PRINTABLE_DECODE |
| Reads the varchar2 quoted printable format input string and decodes it to the corresponding RAW string |
utl_encode.quoted_printable_decode(r IN RAW) RETURN RAW; |
| See quoted_printable_encode demo |
| |
| QUOTED_PRINTABLE_ENCODE |
| Reads the RAW input string and encodes it to the corresponding quoted printable format string |
utl_encode.quoted_printable_encode(r IN RAW) RETURN RAW; |
set serveroutput on
DECLARE
r RAW(32767);
BEGIN
r := utl_raw.cast_to_raw('Begin' || chr(13) || 'End');
dbms_output.put_line(r);
r := utl_encode.quoted_printable_encode(r);
dbms_output.put_line(r);
r := utl_encode.quoted_printable_decode(r);
dbms_output.put_line(r);
END;
/ |
| |
| TEXT_DECODE |
| Decodes a character set sensitive text string |
utl_encode.text_decode(
buf IN VARCHAR2 CHARACTER SET ANY_CS,
encode_charset IN VARCHAR2 DEFAULT NULL,
encoding IN PLS_INTEGER DEFAULT NULL)
RETURN string VARCHAR2 CHARACTER SET buf%CHARSET; |
| See text_encode demo |
| |
| TEXT_ENCODE |
| Encodes a character set sensitive text string |
utl_encode.text_encode(
buf IN VARCHAR2 CHARACTER SET ANY_CS,
encode_charset IN VARCHAR2 DEFAULT NULL,
encoding IN PLS_INTEGER DEFAULT NULL)
RETURN string VARCHAR2 CHARACTER SET buf%CHARSET; |
set serveroutput on
DECLARE
c VARCHAR2(100);
BEGIN
c := utl_encode.text_encode('Here is some text', 'WE8ISO8859P1', UTL_ENCODE.BASE64);
dbms_output.put_line(c);
END;
/
DECLARE
c VARCHAR2(100);
BEGIN
c := utl_encode.text_decode('SGVyZSBpcyBzb21lIHRleHQ=',
'WE8ISO8859P1', UTL_ENCODE.BASE64);
dbms_output.put_line(c);
END;
/ |
| |
| UUDECODE |
| Reads the RAW uuencode format input string and decodes it to the corresponding RAW string |
utl_encode.uudecode(r IN RAW) RETURN RAW; |
| See uuencode demo |
| |
| UUENCODE |
| Reads the RAW input string and encodes it to the corresponding uuencode format string |
utl_encode.uuencode(
r IN RAW,
type IN PLS_INTEGER DEFAULT 1,
filename IN VARCHAR2 DEFAULT NULL,
permission IN VARCHAR2 DEFAULT NULL) RETURN RAW; |
set serveroutput on
DECLARE
r RAW(32767);
BEGIN
r := utl_encode.uuencode('ABCFED', 1, 'uuencode.txt', 0);
dbms_output.put_line('Encoded: ' || r);
r := utl_encode.uudecode(r);
dbms_output.put_line('Decoded: ' || r);
END;
/ |
