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.TH "mysql_hex_string" "3" "" "Version 3.2.2" "MariaDB Connector/C"
.hy
.SS Name
.PP
mysql_hex_string \- create a hexadecimal string
.SS Synopsis
.IP
.nf
\f[C]
#include <mysql.h>
unsigned long mysql_hex_string(char * to,
                               const char * from,
                               unsigned long len);
\f[R]
.fi
.SS Description
.PP
This function is used to create a hexadecimal string which can be used
in SQL statements.
e.g.\ \f[C]INSERT INTO my_blob VALUES(X\[aq]A0E1CD\[aq])\f[R].
.SS Parameter
.IP \[bu] 2
\f[C]to\f[R] \- result buffer
.IP \[bu] 2
\f[C]from\f[R] \- the string which will be encoded
.IP \[bu] 2
\f[C]len\f[R] \- length of the string (from)
.SS Notes
.IP \[bu] 2
The size of the buffer for the encoded string must be 2 * length + 1.
.IP \[bu] 2
The encoded string does not contain a leading X\[cq].
.SS Return value
.PP
Returns the length of the encoded string without the trailing null
character.
.SS See also
.IP \[bu] 2
\f[B]mysql_real_escape_string(3)\f[R]