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New syntax for bgp_path

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This commit is contained in:
Ondrej Zajicek 2009-01-27 17:35:00 +01:00
parent 11ec0f1a51
commit f949163039
2 changed files with 18 additions and 8 deletions
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2
conf/cf-lex.l
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@ -157,7 +157,7 @@ WHITE [ \t]
return CLI_MARKER; return CLI_MARKER;
} }
[={}:;,.()+*/%<>~\[\]?!-] { [={}:;,.()+*/%<>~\[\]?!\|-] {
return yytext[0]; return yytext[0];
} }

24
filter/config.Y
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@ -38,7 +38,7 @@ CF_KEYWORDS(FUNCTION, PRINT, PRINTN, UNSET, RETURN,
%type <e> set_item set_items switch_body %type <e> set_item set_items switch_body
%type <v> set_atom fprefix fprefix_s fipa %type <v> set_atom fprefix fprefix_s fipa
%type <s> decls declsn one_decl function_params %type <s> decls declsn one_decl function_params
%type <h> bgp_path %type <h> bgp_path bgp_path_tail1 bgp_path_tail2
CF_GRAMMAR CF_GRAMMAR
@ -267,12 +267,22 @@ switch_body: /* EMPTY */ { $$ = NULL; }
/* CONST '(' expr ')' { $$ = f_new_inst(); $$->code = 'c'; $$->aux = T_INT; $$->a2.i = $3; } */ /* CONST '(' expr ')' { $$ = f_new_inst(); $$->code = 'c'; $$->aux = T_INT; $$->a2.i = $3; } */
bgp_path:
'|' bgp_path_tail1 '|' { $$ = $2; }
| '/' bgp_path_tail2 '/' { $$ = $2; }
| OR { $$ = NULL; } /* special case because of || is a different token */
;
bgp_path: bgp_path_tail1:
NUM { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = NULL; $$->val = $1; $$->any = 0; } NUM bgp_path_tail1 { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = $1; $$->any = 0; }
| '?' { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = NULL; $$->val = 0; $$->any = 1; } | '*' bgp_path_tail1 { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = 0; $$->any = 1; }
| NUM bgp_path { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = $1; $$->any = 0; } | { $$ = NULL; }
| '?' bgp_path { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = 0; $$->any = 1; } ;
bgp_path_tail2:
NUM bgp_path_tail2 { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = $1; $$->any = 0; }
| '?' bgp_path_tail2 { $$ = cfg_alloc(sizeof(struct f_path_mask)); $$->next = $2; $$->val = 0; $$->any = 1; }
| { $$ = NULL; }
; ;
constant: constant:
@ -285,7 +295,7 @@ constant:
| fprefix_s {NEW_F_VAL; $$ = f_new_inst(); $$->code = 'C'; $$->a1.p = val; *val = $1; } | fprefix_s {NEW_F_VAL; $$ = f_new_inst(); $$->code = 'C'; $$->a1.p = val; *val = $1; }
| '[' set_items ']' { DBG( "We've got a set here..." ); $$ = f_new_inst(); $$->code = 'c'; $$->aux = T_SET; $$->a2.p = build_tree($2); DBG( "ook\n" ); } | '[' set_items ']' { DBG( "We've got a set here..." ); $$ = f_new_inst(); $$->code = 'c'; $$->aux = T_SET; $$->a2.p = build_tree($2); DBG( "ook\n" ); }
| ENUM { $$ = f_new_inst(); $$->code = 'c'; $$->aux = $1 >> 16; $$->a2.i = $1 & 0xffff; } | ENUM { $$ = f_new_inst(); $$->code = 'c'; $$->aux = $1 >> 16; $$->a2.i = $1 & 0xffff; }
| '/' bgp_path '/' { NEW_F_VAL; $$ = f_new_inst(); $$->code = 'C'; val->type = T_PATH_MASK; val->val.path_mask = $2; $$->a1.p = val; } | bgp_path { NEW_F_VAL; $$ = f_new_inst(); $$->code = 'C'; val->type = T_PATH_MASK; val->val.path_mask = $1; $$->a1.p = val; }
; ;
/* /*