diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2010-01-10 23:48:23 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2010-01-10 23:48:23 +0000 |
| commit | 818fc93d0c40ace3edf9223de2bc5946b077088b (patch) | |
| tree | eb47c789fa670c06d878d97c4c497d7f1ef27f51 /sbin/pfctl | |
| parent | a9d55125f3b7432971c4124183dba75a749a1fec (diff) | |
lex <=, >=, and != into a single token for correctness and to reduce the
lookahead in the parser
ok henning otto
Diffstat (limited to 'sbin/pfctl')
| -rw-r--r-- | sbin/pfctl/parse.y | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/sbin/pfctl/parse.y b/sbin/pfctl/parse.y index a6802f8ee55..bd4cafc0f3d 100644 --- a/sbin/pfctl/parse.y +++ b/sbin/pfctl/parse.y @@ -1,4 +1,4 @@ -/* $OpenBSD: parse.y,v 1.579 2010/01/10 07:45:41 deraadt Exp $ */ +/* $OpenBSD: parse.y,v 1.580 2010/01/10 23:48:22 deraadt Exp $ */ /* * Copyright (c) 2001 Markus Friedl. All rights reserved. @@ -465,7 +465,7 @@ int parseport(char *, struct range *r, int); %token STICKYADDRESS MAXSRCSTATES MAXSRCNODES SOURCETRACK GLOBAL RULE %token MAXSRCCONN MAXSRCCONNRATE OVERLOAD FLUSH SLOPPY PFLOW %token TAGGED TAG IFBOUND FLOATING STATEPOLICY STATEDEFAULTS ROUTE SETTOS -%token DIVERTTO DIVERTREPLY DIVERTPACKET NATTO RDRTO RECEIVEDON +%token DIVERTTO DIVERTREPLY DIVERTPACKET NATTO RDRTO RECEIVEDON NE LE GE %token <v.string> STRING %token <v.number> NUMBER %token <v.i> PORTBINARY @@ -3808,10 +3808,10 @@ yesno : NO { $$ = 0; } ; unaryop : '=' { $$ = PF_OP_EQ; } - | '!' '=' { $$ = PF_OP_NE; } - | '<' '=' { $$ = PF_OP_LE; } + | NE { $$ = PF_OP_NE; } + | LE { $$ = PF_OP_LE; } | '<' { $$ = PF_OP_LT; } - | '>' '=' { $$ = PF_OP_GE; } + | GE { $$ = PF_OP_GE; } | '>' { $$ = PF_OP_GT; } ; @@ -5178,12 +5178,19 @@ top: if (yylval.v.string == NULL) err(1, "yylex: strdup"); return (STRING); + case '!': + next = lgetc(0); + if (next == '=') + return (NE); + lungetc(next); + break; case '<': next = lgetc(0); if (next == '>') { yylval.v.i = PF_OP_XRG; return (PORTBINARY); - } + } else if (next == '=') + return (LE); lungetc(next); break; case '>': @@ -5191,7 +5198,8 @@ top: if (next == '<') { yylval.v.i = PF_OP_IRG; return (PORTBINARY); - } + } else if (next == '=') + return (GE); lungetc(next); break; } |