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Added && and ||.

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This commit is contained in:
Pavel Machek 2000-06-01 08:43:29 +00:00
parent 1877dab217
commit 5f4aee76a2
5 changed files with 23 additions and 3 deletions
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2
conf/cf-lex.l
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@ -179,6 +179,8 @@ WHITE [ \t]
\!\= return NEQ;
\<\= return LEQ;
\>\= return GEQ;
\&\& return AND;
\|\| return OR;
%%

4
conf/confbase.Y
View File

@ -44,7 +44,7 @@ CF_DECLS
}
%token END CLI_MARKER INVALID_TOKEN
%token GEQ LEQ NEQ
%token GEQ LEQ NEQ AND OR
%token <i> NUM ENUM
%token <i32> RTRID
%token <a> IPA
@ -57,7 +57,7 @@ CF_DECLS
%type <px> prefix prefix_or_ipa
%nonassoc PREFIX_DUMMY
%nonassoc '=' '<' '>' '~' '.' GEQ LEQ NEQ
%nonassoc '=' '<' '>' '~' '.' GEQ LEQ NEQ AND OR
%left '+' '-'
%left '*' '/' '%'
%left '!'

2
filter/config.Y
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@ -343,6 +343,8 @@ term:
| term '-' term { $$ = f_new_inst(); $$->code = '-'; $$->a1.p = $1; $$->a2.p = $3; }
| term '*' term { $$ = f_new_inst(); $$->code = '*'; $$->a1.p = $1; $$->a2.p = $3; }
| term '/' term { $$ = f_new_inst(); $$->code = '/'; $$->a1.p = $1; $$->a2.p = $3; }
| term AND term { $$ = f_new_inst(); $$->code = '&'; $$->a1.p = $1; $$->a2.p = $3; }
| term OR term { $$ = f_new_inst(); $$->code = '|'; $$->a1.p = $1; $$->a2.p = $3; }
| term '=' term { $$ = f_new_inst(); $$->code = P('=','='); $$->a1.p = $1; $$->a2.p = $3; }
| term NEQ term { $$ = f_new_inst(); $$->code = P('!','='); $$->a1.p = $1; $$->a2.p = $3; }
| term '<' term { $$ = f_new_inst(); $$->code = '<'; $$->a1.p = $1; $$->a2.p = $3; }

15
filter/filter.c
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@ -290,6 +290,19 @@ interpret(struct f_inst *what)
default: runtime( "Usage of unknown type" );
}
break;
case '&':
TWOARGS_C;
res.type = v1.type;
if (res.type != T_BOOL) runtime( "Can not do boolean operation on non-booleans" );
res.val.i = v1.val.i && v2.val.i;
break;
case '|':
TWOARGS_C;
res.type = v1.type;
if (res.type != T_BOOL) runtime( "Can not do boolean operation on non-booleans" );
res.val.i = v1.val.i || v2.val.i;
break;
/* Relational operators */
@ -665,6 +678,8 @@ i_same(struct f_inst *f1, struct f_inst *f2)
case '-':
case '*':
case '/':
case '|':
case '&':
case P('!','='):
case P('=','='):
case '<':

3
filter/test.conf
View File

@ -88,9 +88,10 @@ ip p;
if 1234 < 1234 then { print "*** FAIL: test 4"; quitbird; } else print "ok";
print " must be true: ", 1.2.0.0/16 ~ [ 1.0.0.0/8{ 15 , 17 } ];
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 ~ 1.0.0.0/8, ",", 1.0.0.0/8 ~ 1.0.0.0/8, ",", 1.0.0.0/8 ~ [ 1.0.0.0/8+ ];
print " must be true: ", true && true, ",", true || false;
# print " must be true: ", defined(1), ",", defined(1.2.3.4), ",", 1 != 2, ",", 1 <= 2;
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), ",", 1.0.0.0/8 ~ [ 1.0.0.0/8- ], ",", 1.2.0.0/17 ~ [ 1.0.0.0/8{ 15 , 16 } ];
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), ",", 1.0.0.0/8 ~ [ 1.0.0.0/8- ], ",", 1.2.0.0/17 ~ [ 1.0.0.0/8{ 15 , 16 } ], ",", true && false;
px = 1.2.0.0/18;
print "Testing prefixes: 1.2.0.0/18 = ", px;