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Conf: Use nonterminal bytestring instead of BYTETEXT

Nonterminal bytestring allows to provide expressions to be evaluated in
places where BYTETEXT is used now: passwords, radv custom option.

Based on the patch from Alexander Zubkov <green@qrator.net>, thanks!
This commit is contained in:
Ondrej Zajicek 2023-08-24 16:59:23 +02:00
parent 0dbcc92726
commit f411a19bb0
3 changed files with 36 additions and 6 deletions

View File

@ -117,9 +117,13 @@ CF_DECLS
%type <mls> label_stack_start label_stack
%type <t> text opttext
%type <bs> bytestring
%type <s> symbol
%type <kw> kw_sym
%type <v> bytestring_text
%type <x> bytestring_expr
%nonassoc PREFIX_DUMMY
%left AND OR
%nonassoc '=' '<' '>' '~' GEQ LEQ NEQ NMA PO PC
@ -395,6 +399,27 @@ opttext:
| /* empty */ { $$ = NULL; }
;
bytestring:
BYTETEXT
| bytestring_expr { $$ = cf_eval($1, T_BYTESTRING).val.bs; }
;
bytestring_text:
BYTETEXT { $$.type = T_BYTESTRING; $$.val.bs = $1; }
| TEXT { $$.type = T_STRING; $$.val.s = $1; }
| bytestring_expr {
$$ = cf_eval($1, T_VOID);
if (($$.type != T_BYTESTRING) && ($$.type != T_STRING))
cf_error("Bytestring or string value expected");
}
;
bytestring_expr:
symbol_value
| term_bs
| '(' term ')' { $$ = $2; }
;
CF_CODE

View File

@ -546,10 +546,15 @@ password_item:
pass_key: PASSWORD | KEY;
password_item_begin:
pass_key text { init_password_list(); init_password($2, strlen($2), password_id++); }
| pass_key BYTETEXT { init_password_list(); init_password($2->data, $2->length, password_id++); }
;
password_item_begin: pass_key bytestring_text
{
init_password_list();
if ($2.type == T_BYTESTRING)
init_password($2.val.bs->data, $2.val.bs->length, password_id++);
else if ($2.type == T_STRING)
init_password($2.val.s, strlen($2.val.s), password_id++);
else bug("Bad bytestring_text");
};
password_item_params:
/* empty */ { }

View File

@ -73,7 +73,7 @@ radv_proto_item:
| PREFIX radv_prefix { add_tail(&RADV_CFG->pref_list, NODE this_radv_prefix); }
| RDNSS { init_list(&radv_dns_list); } radv_rdnss { add_tail_list(&RADV_CFG->rdnss_list, &radv_dns_list); }
| DNSSL { init_list(&radv_dns_list); } radv_dnssl { add_tail_list(&RADV_CFG->dnssl_list, &radv_dns_list); }
| CUSTOM OPTION TYPE expr VALUE BYTETEXT { radv_add_to_custom_list(&RADV_CFG->custom_list, $4, $6); }
| CUSTOM OPTION TYPE expr VALUE bytestring { radv_add_to_custom_list(&RADV_CFG->custom_list, $4, $6); }
| TRIGGER net_ip6 { RADV_CFG->trigger = $2; }
| PROPAGATE ROUTES bool { RADV_CFG->propagate_routes = $3; }
;
@ -138,7 +138,7 @@ radv_iface_item:
| PREFIX radv_prefix { add_tail(&RADV_IFACE->pref_list, NODE this_radv_prefix); }
| RDNSS { init_list(&radv_dns_list); } radv_rdnss { add_tail_list(&RADV_IFACE->rdnss_list, &radv_dns_list); }
| DNSSL { init_list(&radv_dns_list); } radv_dnssl { add_tail_list(&RADV_IFACE->dnssl_list, &radv_dns_list); }
| CUSTOM OPTION TYPE expr VALUE BYTETEXT { radv_add_to_custom_list(&RADV_IFACE->custom_list, $4, $6); }
| CUSTOM OPTION TYPE expr VALUE bytestring { radv_add_to_custom_list(&RADV_IFACE->custom_list, $4, $6); }
| RDNSS LOCAL bool { RADV_IFACE->rdnss_local = $3; }
| DNSSL LOCAL bool { RADV_IFACE->dnssl_local = $3; }
| CUSTOM OPTION LOCAL bool { RADV_IFACE->custom_local = $4; }