diff options
Diffstat (limited to 'filter')
| -rw-r--r-- | filter/config.Y | 39 | ||||
| -rw-r--r-- | filter/test.conf | 78 |
2 files changed, 90 insertions, 27 deletions
diff --git a/filter/config.Y b/filter/config.Y index 5c8977c..4fe1473 100644 --- a/filter/config.Y +++ b/filter/config.Y @@ -8,7 +8,6 @@ FIXME (nonurgent): define keyword FIXME: whole system of paths, path ~ string, path.prepend(), path.originate FIXME: create community lists - FIXME: enumerational types FIXME: write access to dynamic attributes. */ @@ -41,9 +40,9 @@ CF_KEYWORDS(FUNCTION, PRINT, PRINTN, CONST, %nonassoc THEN %nonassoc ELSE -%type <x> term block cmds cmd function_body constant print_one print_list var_list var_listn any_dynamic enums +%type <x> term block cmds cmd function_body constant print_one print_list var_list var_listn any_dynamic %type <f> filter filter_body -%type <i> type break_command pair enum_rts +%type <i> type break_command pair %type <e> set_item set_items switch_body %type <v> set_atom prefix prefix_s ipa %type <s> decls declsn one_decl function_params @@ -103,8 +102,8 @@ decls: /* EMPTY */ { $$ = NULL; } /* Declarations that have no ';' at the end. */ declsn: one_decl { $$ = $1; } | declsn ';' one_decl { - $$ = $3; - $$->aux = (int) $1; + $$ = $1; + $$->aux = (int) $3; } ; @@ -229,27 +228,6 @@ switch_body: /* EMPTY */ { $$ = NULL; } } ; -enum_rts: - RTSDUMMY { $$ = 0; } - | RTSSTATIC { $$ = 1; } - | RTSINHERIT { $$ = 2; } - | RTSDEVICE { $$ = 3; } - | RTSSTATIC_DEVICE { $$ = 4; } - | RTSREDIRECT { $$ = 5; } - | RTSRIP { $$ = 6; } - | RTSRIP_EXT { $$ = 7; } - | RTSOSPF { $$ = 8; } - | RTSOSPF_EXT { $$ = 9; } - | RTSOSPF_IA { $$ = 10; } - | RTSOSPF_BOUNDARY { $$ = 11; } - | RTSBGP { $$ = 12; } - | RTSPIPE { $$ = 13; } - ; - -enums: - enum_rts { $$ = f_new_inst(); $$->code = 'c'; $$->a1.i = T_ENUM_RTS; $$->a2.i = $1; } - ; - constant: CONST '(' expr ')' { $$ = f_new_inst(); $$->code = 'c'; $$->a1.i = T_INT; $$->a2.i = $3; } | NUM { $$ = f_new_inst(); $$->code = 'c'; $$->a1.i = T_INT; $$->a2.i = $1; } @@ -260,7 +238,6 @@ constant: | ipa { NEW_F_VAL; $$ = f_new_inst(); $$->code = 'C'; $$->a1.p = val; *val = $1; } | prefix_s {NEW_F_VAL; $$ = f_new_inst(); $$->code = 'C'; $$->a1.p = val; *val = $1; } | '[' set_items ']' { printf( "We've got a set here..." ); $$ = f_new_inst(); $$->code = 'c'; $$->a1.i = T_SET; $$->a2.p = build_tree($2); printf( "ook\n" ); } - | enums { $$ = $1; } ; any_dynamic: @@ -285,6 +262,13 @@ term: | SYM { $$ = f_new_inst(); switch ($1->class) { + case 0: /* This should better be an enum */ + $$->code = 'c'; + $$->a1.i = $1->aux; + if (($$->a1.i < T_ENUM_LO) || ($$->a1.i > T_ENUM_HI)) + cf_error("You used symbol and it was not enum.\n"); + $$->a2.i = (int) $1->aux2; + break; case SYM_VARIABLE | T_INT: case SYM_VARIABLE | T_PAIR: case SYM_VARIABLE | T_PREFIX: @@ -296,6 +280,7 @@ term: cf_error("Can not use this class of symbol (%s,%x) as variable.", $1->name, $1->class ); } } + | RTA '.' FROM { $$ = f_new_inst(); $$->code = 'a'; $$->a1.i = T_IP; $$->a2.i = OFFSETOF(struct rta, from); } | RTA '.' GW { $$ = f_new_inst(); $$->code = 'a'; $$->a1.i = T_IP; $$->a2.i = OFFSETOF(struct rta, gw); } diff --git a/filter/test.conf b/filter/test.conf new file mode 100644 index 0000000..6f102a8 --- /dev/null +++ b/filter/test.conf @@ -0,0 +1,78 @@ +/* + * This is an example configuration file. + */ + +# Yet another comment + +router id 62.168.0.1; + +define xyzzy = 120+10; + +function callme ( int arg1; int arg2 ) +int local1; +int local2; +int i; +{ + print "Ok"; + print "Function callme called arguments " arg1 " and " arg2; + i = arg2; + + case arg1 { + 2: print "dva"; print "jeste jednou dva"; + 3 .. 5: print "tri az pet"; + else: print "neco jineho"; + } +} + +function startup () +int i; +prefix px; +ip p; +{ + print "Testing filter language:"; + i = 4; + i = 1230 + i; + i = ( i + 0 ); + print " arithmetics: 1234 = " i; + printn " if statements "; + if i = 4 then { print "*** FAIL: if 0"; quitbird; } else printn "."; + if 1234 = i then printn "."; else { print "*** FAIL: if 1 else"; } + if 1 <= 1 then printn "."; else { print "*** FAIL: test 3"; } + if 1234 < 1234 then { print "*** FAIL: test 4"; quitbird; } else print "ok"; + print " data types; must be true: " 1.2.3.4 = 1.2.3.4 "," 1 ~ [1,2,3] "," 5 ~ [1..20] "," 2 ~ [ 1, 2, 3 ] "," 5 ~ [ 4 .. 7 ] "," 1.2.3.4 ~ [ 1.2.3.3..1.2.3.5 ] "," 1.2.3.4 ~ 1.2.3.4/8 "," 1.2.3.4/8 ~ 1.2.3.4/8 "," 1.2.3.4/8 ~ [ 1.2.3.4/8+ ] "," 1.2.3.4/16 ~ [ 1.2.3.4/8{ 15 , 16 } ] "," defined(1) "," defined(1.2.3.4); + print " data types: must be false: " 1 ~ [ 2, 3, 4 ] "," 5 ~ [ 2, 3, 4, 7..11 ] "," 1.2.3.4 ~ [ 1.2.3.3, 1.2.3.5 ] "," (1,2) > (2,2) "," (1,1) > (1,1) "," 1.2.3.4/8 ~ [ 1.2.3.4/8- ] "," 1.2.3.4/17 ~ [ 1.2.3.4/8{ 15 , 16 } ]; + + px = 1.2.3.4/18; + print "Testing prefixes: 1.2.3.4/18 = " px; + p = 127.1.2.3; + print "Testing mask : 127.0.0.0 = " p.mask(8); + print "Testing pairs: (1,2) = " (1,2); +# + + print "What will this do? " [ 1, 2, 1, 1, 1, 3, 4, 1, 1, 1, 5 ]; + + print "Testing functions..."; +# callme ( 1, 2 ); + callme ( 2, 2 ); + callme ( 2, 2 ); + callme ( 3, 2 ); + callme ( 4, 2 ); + callme ( 7, 2 ); + + print "done"; + quitbird; +# print "*** FAIL: this is unreachable"; +} + +filter testf +int j; +{ + print "Heya, filtering route to " rta.net.ip " prefixlen " rta.net.len; + print "This route was from " rta.from; + j = 7; + j = 17; + if rta.rip_metric > 15 then + print "RIP Metric is more than infinity"; + + accept; +} |