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NAME

       cgi_url_validate  - validate that url is of an allowed format

SYNOPSIS

       #include <cgi/cgi.h>

       NEOERR *cgi_url_validate (const char *buf, char **esc);

ARGUMENTS

       buf - a 0 terminated string

DESCRIPTION

       cgi_url_validate  will check that a URL starts with one of the accepted
       safe schemes.  If not, it returns "#" as a safe substitute.   Currently
       accepted schemes are http, https, ftp and mailto.  It then html escapes
       the entire URL so that it is safe to insert in an href attribute.

RETURN VALUE

       esc - a newly allocated string

SEE ALSO

       cgi_debug_init(3),  cgi_parse(3),   cgi_destroy(3),   cgi_js_escape(3),
       cgi_html_escape_strfunc(3),   cgi_register_strfuncs(3),  cgi_output(3),
       parse_rfc2388(3), cgi_url_validate(3), open_upload(3),  cgi_cs_init(3),
       cgi_url_escape_more(3),   cgi_html_strip_strfunc(3),  cgi_neo_error(3),
       cgi_redirect(3),      cgi_filehandle(3),      cgi_register_parse_cb(3),
       cgi_url_escape(3),           cgi_init(3),          cgi_redirect_uri(3),
       cgi_cookie_clear(3),       cgi_url_unescape(3),       cgi_vredirect(3),
       cgi_display(3),  cgi_html_ws_strip(3), cgi_error(3), cgi_cookie_set(3),
       cgi_text_html_strfunc(3), cgi_cookie_authority