NAME
cgiEscape - HTML escape certain characters in a string
SYNOPSYS
#include <cgi.h>
char *cgiEscape (char *string);
DESCRIPTION
This function returns a pointer to a sanitised string. It converts <,
& and > into HTML entities so that the result can be displayed without
any danger of cross-site scripting in a browser. The result may be
passed to free(3) after use. This routine is meant to be called before
any user provided strings are returned to the browser.
RETURN VALUE
cgiEscape() returns a pointer to the sanitised string or NULL in case
of error.
AUTHOR
This CGi library is written by Martin Schulze <joey@infodrom.org>. If
you have additions or improvements please get in touch with him.
SEE ALSO
free(3).