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Filter refactoring: Changed arguments from separate unions to an array
This commit is contained in:
Maria Matejka
parent
224b77d4f7
commit
7f0ac73724
210
filter/config.Y
210
filter/config.Y
@ -178,7 +178,7 @@ f_generate_empty(struct f_dynamic_attr dyn)
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}
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struct f_inst *s = f_new_inst_da(FI_EA_SET, dyn);
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s->a1.p = e;
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s->a[0].p = e;
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return s;
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}
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@ -192,17 +192,17 @@ f_generate_dpair(struct f_inst *t1, struct f_inst *t2)
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if ((t1->aux != T_INT) || (t2->aux != T_INT))
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cf_error( "Can't operate with value of non-integer type in pair constructor");
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check_u16(t1->a2.i);
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check_u16(t2->a2.i);
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check_u16(t1->a[1].i);
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check_u16(t2->a[1].i);
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rv = f_new_inst(FI_CONSTANT);
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rv->aux = T_PAIR;
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rv->a2.i = pair(t1->a2.i, t2->a2.i);
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rv->a[1].i = pair(t1->a[1].i, t2->a[1].i);
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}
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else {
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rv = f_new_inst(FI_PAIR_CONSTRUCT);
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rv->a1.p = t1;
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rv->a2.p = t2;
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rv->a[0].p = t1;
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rv->a[1].p = t2;
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}
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return rv;
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@ -219,10 +219,10 @@ f_generate_ec(u16 kind, struct f_inst *tk, struct f_inst *tv)
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c1 = 1;
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if (tk->aux == T_INT) {
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ipv4_used = 0; key = tk->a2.i;
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ipv4_used = 0; key = tk->a[1].i;
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}
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else if (tk->aux == T_QUAD) {
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ipv4_used = 1; key = tk->a2.i;
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ipv4_used = 1; key = tk->a[1].i;
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}
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else
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cf_error("Can't operate with key of non-integer/IPv4 type in EC constructor");
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@ -231,7 +231,7 @@ f_generate_ec(u16 kind, struct f_inst *tk, struct f_inst *tv)
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/* IP->Quad implicit conversion */
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else if (tk->fi_code == FI_CONSTANT_INDIRECT) {
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c1 = 1;
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struct f_val *val = tk->a1.p;
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struct f_val *val = tk->a[0].p;
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if (val->type == T_INT) {
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ipv4_used = 0; key = val->val.i;
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@ -250,7 +250,7 @@ f_generate_ec(u16 kind, struct f_inst *tk, struct f_inst *tv)
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if (tv->aux != T_INT)
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cf_error("Can't operate with value of non-integer type in EC constructor");
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c2 = 1;
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val2 = tv->a2.i;
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val2 = tv->a[1].i;
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}
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if (c1 && c2) {
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@ -273,15 +273,15 @@ f_generate_ec(u16 kind, struct f_inst *tk, struct f_inst *tv)
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NEW_F_VAL;
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rv = f_new_inst(FI_CONSTANT_INDIRECT);
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rv->a1.p = val;
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rv->a[0].p = val;
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val->type = T_EC;
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val->val.ec = ec;
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}
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else {
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rv = f_new_inst(FI_EC_CONSTRUCT);
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rv->aux = kind;
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rv->a1.p = tk;
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rv->a2.p = tv;
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rv->a[0].p = tk;
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rv->a[1].p = tv;
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}
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return rv;
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@ -299,16 +299,16 @@ f_generate_lc(struct f_inst *t1, struct f_inst *t2, struct f_inst *t3)
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rv = f_new_inst(FI_CONSTANT_INDIRECT);
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NEW_F_VAL;
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rv->a1.p = val;
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rv->a[0].p = val;
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val->type = T_LC;
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val->val.lc = (lcomm) { t1->a2.i, t2->a2.i, t3->a2.i };
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val->val.lc = (lcomm) { t1->a[1].i, t2->a[1].i, t3->a[1].i };
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}
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else
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{
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rv = f_new_inst(FI_LC_CONSTRUCT);
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rv->a1.p = t1;
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rv->a2.p = t2;
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rv->a3.p = t3;
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rv->a[0].p = t1;
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rv->a[1].p = t2;
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rv->a[2].p = t3;
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}
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return rv;
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@ -320,7 +320,7 @@ f_generate_path_mask(struct f_path_mask *t)
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for (struct f_path_mask *tt = t; tt; tt = tt->next) {
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if (tt->kind == PM_ASN_EXPR) {
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struct f_inst *mrv = f_new_inst(FI_PATHMASK_CONSTRUCT);
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mrv->a1.p = t;
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mrv->a[0].p = t;
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return mrv;
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}
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}
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@ -330,7 +330,7 @@ f_generate_path_mask(struct f_path_mask *t)
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val->val.path_mask = t;
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struct f_inst *rv = f_new_inst(FI_CONSTANT_INDIRECT);
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rv->a1.p = val;
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rv->a[0].p = val;
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return rv;
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}
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@ -385,16 +385,16 @@ assert_done(struct f_inst *expr, const char *start, const char *end)
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{
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struct f_inst *i;
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i = f_new_inst(FI_ASSERT);
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i->a1.p = expr;
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i->a[0].p = expr;
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if (end >= start)
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{
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i->a2.p = assert_copy_expr(start, end - start + 1);
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i->a[1].p = assert_copy_expr(start, end - start + 1);
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}
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else
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{
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/* this is a break of lexer buffer */
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i->a2.p = "???";
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i->a[1].p = "???";
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}
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return i;
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@ -563,15 +563,15 @@ where_filter:
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struct filter *f = cfg_alloc(sizeof(struct filter));
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struct f_inst *i, *acc, *rej;
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acc = f_new_inst(FI_PRINT_AND_DIE); /* ACCEPT */
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acc->a1.p = NULL;
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acc->a2.i = F_ACCEPT;
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acc->a[0].p = NULL;
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acc->a[1].i = F_ACCEPT;
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rej = f_new_inst(FI_PRINT_AND_DIE); /* REJECT */
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rej->a1.p = NULL;
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rej->a2.i = F_REJECT;
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rej->a[0].p = NULL;
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rej->a[1].i = F_REJECT;
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i = f_new_inst(FI_CONDITION); /* IF */
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i->a1.p = $2;
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i->a2.p = acc;
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i->a3.p = rej;
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i->a[0].p = $2;
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i->a[1].p = acc;
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i->a[2].p = rej;
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f->name = NULL;
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f->root = i;
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$$ = f;
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@ -588,7 +588,7 @@ function_body:
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if ($1) {
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/* Prepend instruction to clear local variables */
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$$ = f_new_inst(FI_CLEAR_LOCAL_VARS);
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$$->a1.p = $1;
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$$->a[0].p = $1;
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$$->next = $3;
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} else
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$$ = $3;
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@ -771,7 +771,7 @@ switch_body: /* EMPTY */ { $$ = NULL; }
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}
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;
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/* CONST '(' expr ')' { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_INT; $$->a2.i = $3; } */
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/* CONST '(' expr ')' { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_INT; $$->a[1].i = $3; } */
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bgp_path_expr:
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symbol { $$ = $1; }
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@ -792,16 +792,16 @@ bgp_path_tail:
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;
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constant:
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NUM { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_INT; $$->a2.i = $1; }
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| TRUE { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_BOOL; $$->a2.i = 1; }
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| FALSE { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_BOOL; $$->a2.i = 0; }
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| TEXT { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_STRING; $$->a2.p = $1; }
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| fipa { NEW_F_VAL; $$ = f_new_inst(FI_CONSTANT_INDIRECT); $$->a1.p = val; *val = $1; }
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| VPN_RD { NEW_F_VAL; $$ = f_new_inst(FI_CONSTANT_INDIRECT); val->type = T_RD; val->val.ec = $1; $$->a1.p = val; }
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| net_ { NEW_F_VAL; $$ = f_new_inst(FI_CONSTANT_INDIRECT); val->type = T_NET; val->val.net = $1; $$->a1.p = val; }
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| '[' set_items ']' { DBG( "We've got a set here..." ); $$ = f_new_inst(FI_CONSTANT); $$->aux = T_SET; $$->a2.p = build_tree($2); DBG( "ook\n" ); }
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| '[' fprefix_set ']' { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_PREFIX_SET; $$->a2.p = $2; }
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| ENUM { $$ = f_new_inst(FI_CONSTANT); $$->aux = $1 >> 16; $$->a2.i = $1 & 0xffff; }
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NUM { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_INT; $$->a[1].i = $1; }
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| TRUE { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_BOOL; $$->a[1].i = 1; }
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| FALSE { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_BOOL; $$->a[1].i = 0; }
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| TEXT { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_STRING; $$->a[1].p = $1; }
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| fipa { NEW_F_VAL; $$ = f_new_inst(FI_CONSTANT_INDIRECT); $$->a[0].p = val; *val = $1; }
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| VPN_RD { NEW_F_VAL; $$ = f_new_inst(FI_CONSTANT_INDIRECT); val->type = T_RD; val->val.ec = $1; $$->a[0].p = val; }
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| net_ { NEW_F_VAL; $$ = f_new_inst(FI_CONSTANT_INDIRECT); val->type = T_NET; val->val.net = $1; $$->a[0].p = val; }
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| '[' set_items ']' { DBG( "We've got a set here..." ); $$ = f_new_inst(FI_CONSTANT); $$->aux = T_SET; $$->a[1].p = build_tree($2); DBG( "ook\n" ); }
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| '[' fprefix_set ']' { $$ = f_new_inst(FI_CONSTANT); $$->aux = T_PREFIX_SET; $$->a[1].p = $2; }
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| ENUM { $$ = f_new_inst(FI_CONSTANT); $$->aux = $1 >> 16; $$->a[1].i = $1 & 0xffff; }
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;
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constructor:
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@ -823,14 +823,14 @@ function_call:
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cf_error("You can't call something which is not a function. Really.");
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DBG("You are calling function %s\n", $1->name);
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$$ = f_new_inst(FI_CALL);
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$$->a1.p = inst;
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$$->a2.p = $1->def;
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$$->a[0].p = inst;
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$$->a[1].p = $1->def;
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sym = $1->aux2;
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while (sym || inst) {
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if (!sym || !inst)
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cf_error("Wrong number of arguments for function %s.", $1->name);
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DBG( "You should pass parameter called %s\n", sym->name);
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inst->a1.p = sym;
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inst->a[0].p = sym;
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sym = sym->aux2;
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inst = inst->next;
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}
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@ -846,8 +846,8 @@ symbol:
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case SYM_VARIABLE_RANGE:
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$$ = f_new_inst(FI_VARIABLE);
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cv_common:
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$$->a1.p = $1->def;
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$$->a2.p = $1->name;
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$$->a[0].p = $1->def;
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$$->a[1].p = $1->name;
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break;
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case SYM_ATTRIBUTE:
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$$ = f_new_inst_da(FI_EA_GET, *((struct f_dynamic_attr *) $1->def));
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@ -871,22 +871,22 @@ static_attr:
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term:
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'(' term ')' { $$ = $2; }
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| term '+' term { $$ = f_new_inst(FI_ADD); $$->a1.p = $1; $$->a2.p = $3; }
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| term '-' term { $$ = f_new_inst(FI_SUBTRACT); $$->a1.p = $1; $$->a2.p = $3; }
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| term '*' term { $$ = f_new_inst(FI_MULTIPLY); $$->a1.p = $1; $$->a2.p = $3; }
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| term '/' term { $$ = f_new_inst(FI_DIVIDE); $$->a1.p = $1; $$->a2.p = $3; }
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| term AND term { $$ = f_new_inst(FI_AND); $$->a1.p = $1; $$->a2.p = $3; }
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| term OR term { $$ = f_new_inst(FI_OR); $$->a1.p = $1; $$->a2.p = $3; }
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| term '=' term { $$ = f_new_inst(FI_EQ); $$->a1.p = $1; $$->a2.p = $3; }
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| term NEQ term { $$ = f_new_inst(FI_NEQ); $$->a1.p = $1; $$->a2.p = $3; }
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| term '<' term { $$ = f_new_inst(FI_LT); $$->a1.p = $1; $$->a2.p = $3; }
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| term LEQ term { $$ = f_new_inst(FI_LTE); $$->a1.p = $1; $$->a2.p = $3; }
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| term '>' term { $$ = f_new_inst(FI_LT); $$->a1.p = $3; $$->a2.p = $1; }
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| term GEQ term { $$ = f_new_inst(FI_LTE); $$->a1.p = $3; $$->a2.p = $1; }
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| term '~' term { $$ = f_new_inst(FI_MATCH); $$->a1.p = $1; $$->a2.p = $3; }
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| term NMA term { $$ = f_new_inst(FI_NOT_MATCH);$$->a1.p = $1; $$->a2.p = $3; }
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| '!' term { $$ = f_new_inst(FI_NOT); $$->a1.p = $2; }
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| DEFINED '(' term ')' { $$ = f_new_inst(FI_DEFINED); $$->a1.p = $3; }
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| term '+' term { $$ = f_new_inst(FI_ADD); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term '-' term { $$ = f_new_inst(FI_SUBTRACT); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term '*' term { $$ = f_new_inst(FI_MULTIPLY); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term '/' term { $$ = f_new_inst(FI_DIVIDE); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term AND term { $$ = f_new_inst(FI_AND); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term OR term { $$ = f_new_inst(FI_OR); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term '=' term { $$ = f_new_inst(FI_EQ); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term NEQ term { $$ = f_new_inst(FI_NEQ); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term '<' term { $$ = f_new_inst(FI_LT); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term LEQ term { $$ = f_new_inst(FI_LTE); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term '>' term { $$ = f_new_inst(FI_LT); $$->a[0].p = $3; $$->a[1].p = $1; }
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| term GEQ term { $$ = f_new_inst(FI_LTE); $$->a[0].p = $3; $$->a[1].p = $1; }
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| term '~' term { $$ = f_new_inst(FI_MATCH); $$->a[0].p = $1; $$->a[1].p = $3; }
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| term NMA term { $$ = f_new_inst(FI_NOT_MATCH);$$->a[0].p = $1; $$->a[1].p = $3; }
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| '!' term { $$ = f_new_inst(FI_NOT); $$->a[0].p = $2; }
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| DEFINED '(' term ')' { $$ = f_new_inst(FI_DEFINED); $$->a[0].p = $3; }
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| symbol { $$ = $1; }
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| constant { $$ = $1; }
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@ -898,18 +898,18 @@ term:
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| rtadot dynamic_attr { $$ = f_new_inst_da(FI_EA_GET, $2); }
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| term '.' IS_V4 { $$ = f_new_inst(FI_IS_V4); $$->a1.p = $1; }
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| term '.' TYPE { $$ = f_new_inst(FI_TYPE); $$->a1.p = $1; }
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| term '.' IP { $$ = f_new_inst(FI_IP); $$->a1.p = $1; $$->aux = T_IP; }
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| term '.' RD { $$ = f_new_inst(FI_ROUTE_DISTINGUISHER); $$->a1.p = $1; $$->aux = T_RD; }
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| term '.' LEN { $$ = f_new_inst(FI_LENGTH); $$->a1.p = $1; }
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| term '.' MAXLEN { $$ = f_new_inst(FI_ROA_MAXLEN); $$->a1.p = $1; }
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| term '.' ASN { $$ = f_new_inst(FI_ROA_ASN); $$->a1.p = $1; }
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| term '.' SRC { $$ = f_new_inst(FI_SADR_SRC); $$->a1.p = $1; }
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| term '.' MASK '(' term ')' { $$ = f_new_inst(FI_IP_MASK); $$->a1.p = $1; $$->a2.p = $5; }
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| term '.' FIRST { $$ = f_new_inst(FI_AS_PATH_FIRST); $$->a1.p = $1; }
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| term '.' LAST { $$ = f_new_inst(FI_AS_PATH_LAST); $$->a1.p = $1; }
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| term '.' LAST_NONAGGREGATED { $$ = f_new_inst(FI_AS_PATH_LAST_NAG); $$->a1.p = $1; }
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| term '.' IS_V4 { $$ = f_new_inst(FI_IS_V4); $$->a[0].p = $1; }
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| term '.' TYPE { $$ = f_new_inst(FI_TYPE); $$->a[0].p = $1; }
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| term '.' IP { $$ = f_new_inst(FI_IP); $$->a[0].p = $1; $$->aux = T_IP; }
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| term '.' RD { $$ = f_new_inst(FI_ROUTE_DISTINGUISHER); $$->a[0].p = $1; $$->aux = T_RD; }
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| term '.' LEN { $$ = f_new_inst(FI_LENGTH); $$->a[0].p = $1; }
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| term '.' MAXLEN { $$ = f_new_inst(FI_ROA_MAXLEN); $$->a[0].p = $1; }
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| term '.' ASN { $$ = f_new_inst(FI_ROA_ASN); $$->a[0].p = $1; }
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| term '.' SRC { $$ = f_new_inst(FI_SADR_SRC); $$->a[0].p = $1; }
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| term '.' MASK '(' term ')' { $$ = f_new_inst(FI_IP_MASK); $$->a[0].p = $1; $$->a[1].p = $5; }
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| term '.' FIRST { $$ = f_new_inst(FI_AS_PATH_FIRST); $$->a[0].p = $1; }
|
||||
| term '.' LAST { $$ = f_new_inst(FI_AS_PATH_LAST); $$->a[0].p = $1; }
|
||||
| term '.' LAST_NONAGGREGATED { $$ = f_new_inst(FI_AS_PATH_LAST_NAG); $$->a[0].p = $1; }
|
||||
|
||||
/* Communities */
|
||||
/* This causes one shift/reduce conflict
|
||||
@ -923,15 +923,15 @@ term:
|
||||
| '-' EMPTY '-' { $$ = f_new_inst(FI_EMPTY); $$->aux = T_CLIST; }
|
||||
| '-' '-' EMPTY '-' '-' { $$ = f_new_inst(FI_EMPTY); $$->aux = T_ECLIST; }
|
||||
| '-' '-' '-' EMPTY '-' '-' '-' { $$ = f_new_inst(FI_EMPTY); $$->aux = T_LCLIST; }
|
||||
| PREPEND '(' term ',' term ')' { $$ = f_new_inst(FI_PATH_PREPEND); $$->a1.p = $3; $$->a2.p = $5; }
|
||||
| ADD '(' term ',' term ')' { $$ = f_new_inst(FI_CLIST_ADD_DEL); $$->a1.p = $3; $$->a2.p = $5; $$->aux = 'a'; }
|
||||
| DELETE '(' term ',' term ')' { $$ = f_new_inst(FI_CLIST_ADD_DEL); $$->a1.p = $3; $$->a2.p = $5; $$->aux = 'd'; }
|
||||
| FILTER '(' term ',' term ')' { $$ = f_new_inst(FI_CLIST_ADD_DEL); $$->a1.p = $3; $$->a2.p = $5; $$->aux = 'f'; }
|
||||
| PREPEND '(' term ',' term ')' { $$ = f_new_inst(FI_PATH_PREPEND); $$->a[0].p = $3; $$->a[1].p = $5; }
|
||||
| ADD '(' term ',' term ')' { $$ = f_new_inst(FI_CLIST_ADD_DEL); $$->a[0].p = $3; $$->a[1].p = $5; $$->aux = 'a'; }
|
||||
| DELETE '(' term ',' term ')' { $$ = f_new_inst(FI_CLIST_ADD_DEL); $$->a[0].p = $3; $$->a[1].p = $5; $$->aux = 'd'; }
|
||||
| FILTER '(' term ',' term ')' { $$ = f_new_inst(FI_CLIST_ADD_DEL); $$->a[0].p = $3; $$->a[1].p = $5; $$->aux = 'f'; }
|
||||
|
||||
| ROA_CHECK '(' rtable ')' { $$ = f_generate_roa_check($3, NULL, NULL); }
|
||||
| ROA_CHECK '(' rtable ',' term ',' term ')' { $$ = f_generate_roa_check($3, $5, $7); }
|
||||
|
||||
| FORMAT '(' term ')' { $$ = f_new_inst(FI_FORMAT); $$->a1.p = $3; }
|
||||
| FORMAT '(' term ')' { $$ = f_new_inst(FI_FORMAT); $$->a[0].p = $3; }
|
||||
|
||||
/* | term '.' LEN { $$->code = P('P','l'); } */
|
||||
|
||||
@ -943,14 +943,14 @@ term:
|
||||
cf_error("You can't call something which is not a function. Really.");
|
||||
DBG("You are calling function %s\n", $1->name);
|
||||
$$ = f_new_inst(FI_CALL);
|
||||
$$->a1.p = inst;
|
||||
$$->a2.p = $1->def;
|
||||
$$->a[0].p = inst;
|
||||
$$->a[1].p = $1->def;
|
||||
sym = $1->aux2;
|
||||
while (sym || inst) {
|
||||
if (!sym || !inst)
|
||||
cf_error("Wrong number of arguments for function %s.", $1->name);
|
||||
DBG( "You should pass parameter called %s\n", sym->name);
|
||||
inst->a1.p = sym;
|
||||
inst->a[0].p = sym;
|
||||
sym = sym->aux2;
|
||||
inst = inst->next;
|
||||
}
|
||||
@ -967,7 +967,7 @@ break_command:
|
||||
;
|
||||
|
||||
print_one:
|
||||
term { $$ = f_new_inst(FI_PRINT); $$->a1.p = $1; $$->a2.p = NULL; }
|
||||
term { $$ = f_new_inst(FI_PRINT); $$->a[0].p = $1; $$->a[1].p = NULL; }
|
||||
;
|
||||
|
||||
print_list: /* EMPTY */ { $$ = NULL; }
|
||||
@ -982,14 +982,14 @@ print_list: /* EMPTY */ { $$ = NULL; }
|
||||
|
||||
var_listn: term {
|
||||
$$ = f_new_inst(FI_SET);
|
||||
$$->a1.p = NULL;
|
||||
$$->a2.p = $1;
|
||||
$$->a[0].p = NULL;
|
||||
$$->a[1].p = $1;
|
||||
$$->next = NULL;
|
||||
}
|
||||
| term ',' var_listn {
|
||||
$$ = f_new_inst(FI_SET);
|
||||
$$->a1.p = NULL;
|
||||
$$->a2.p = $1;
|
||||
$$->a[0].p = NULL;
|
||||
$$->a[1].p = $1;
|
||||
$$->next = $3;
|
||||
}
|
||||
;
|
||||
@ -1001,57 +1001,57 @@ var_list: /* EMPTY */ { $$ = NULL; }
|
||||
cmd:
|
||||
IF term THEN block {
|
||||
$$ = f_new_inst(FI_CONDITION);
|
||||
$$->a1.p = $2;
|
||||
$$->a2.p = $4;
|
||||
$$->a[0].p = $2;
|
||||
$$->a[1].p = $4;
|
||||
}
|
||||
| IF term THEN block ELSE block {
|
||||
$$ = f_new_inst(FI_CONDITION);
|
||||
$$->a1.p = $2;
|
||||
$$->a2.p = $4;
|
||||
$$->a3.p = $6;
|
||||
$$->a[0].p = $2;
|
||||
$$->a[1].p = $4;
|
||||
$$->a[2].p = $6;
|
||||
}
|
||||
| SYM '=' term ';' {
|
||||
DBG( "Ook, we'll set value\n" );
|
||||
if ($1->class == SYM_ATTRIBUTE) {
|
||||
$$ = f_new_inst_da(FI_EA_SET, *((struct f_dynamic_attr *) $1->def));
|
||||
$$->a1.p = $3;
|
||||
$$->a[0].p = $3;
|
||||
} else if (($1->class & ~T_MASK) == SYM_VARIABLE) {
|
||||
$$ = f_new_inst(FI_SET);
|
||||
$$->a1.p = $1;
|
||||
$$->a2.p = $3;
|
||||
$$->a[0].p = $1;
|
||||
$$->a[1].p = $3;
|
||||
} else
|
||||
cf_error( "Symbol `%s' is read-only.", $1->name );
|
||||
}
|
||||
| RETURN term ';' {
|
||||
DBG( "Ook, we'll return the value\n" );
|
||||
$$ = f_new_inst(FI_RETURN);
|
||||
$$->a1.p = $2;
|
||||
$$->a[0].p = $2;
|
||||
}
|
||||
| rtadot dynamic_attr '=' term ';' {
|
||||
$$ = f_new_inst_da(FI_EA_SET, $2);
|
||||
$$->a1.p = $4;
|
||||
$$->a[0].p = $4;
|
||||
}
|
||||
| rtadot static_attr '=' term ';' {
|
||||
$$ = f_new_inst_sa(FI_RTA_SET, $2);
|
||||
if (!$$->a1.i)
|
||||
if (!$$->a[0].i)
|
||||
cf_error( "This static attribute is read-only.");
|
||||
$$->a1.p = $4;
|
||||
$$->a[0].p = $4;
|
||||
}
|
||||
| PREFERENCE '=' term ';' {
|
||||
$$ = f_new_inst(FI_PREF_SET);
|
||||
$$->a1.p = $3;
|
||||
$$->a[0].p = $3;
|
||||
}
|
||||
| UNSET '(' rtadot dynamic_attr ')' ';' {
|
||||
$$ = f_new_inst_da(FI_EA_SET, $4);
|
||||
$$->aux = EAF_TYPE_UNDEF | EAF_TEMP;
|
||||
$$->a1.p = NULL;
|
||||
$$->a[0].p = NULL;
|
||||
}
|
||||
| break_command print_list ';' { $$ = f_new_inst(FI_PRINT_AND_DIE); $$->a1.p = $2; $$->a2.i = $1; }
|
||||
| break_command print_list ';' { $$ = f_new_inst(FI_PRINT_AND_DIE); $$->a[0].p = $2; $$->a[1].i = $1; }
|
||||
| function_call ';' { $$ = $1; }
|
||||
| CASE term '{' switch_body '}' {
|
||||
$$ = f_new_inst(FI_SWITCH);
|
||||
$$->a1.p = $2;
|
||||
$$->a2.p = build_tree( $4 );
|
||||
$$->a[0].p = $2;
|
||||
$$->a[1].p = build_tree( $4 );
|
||||
}
|
||||
|
||||
| rtadot dynamic_attr '.' EMPTY ';' { $$ = f_generate_empty($2); }
|
||||
|
||||
@ -111,7 +111,7 @@
|
||||
|
||||
case FI_PATHMASK_CONSTRUCT:
|
||||
{
|
||||
struct f_path_mask *tt = what->a1.p, *vbegin, **vv = &vbegin;
|
||||
struct f_path_mask *tt = what->a[0].p, *vbegin, **vv = &vbegin;
|
||||
|
||||
while (tt) {
|
||||
*vv = lp_alloc(fs->pool, sizeof(struct f_path_mask));
|
||||
@ -219,10 +219,10 @@
|
||||
res.val.i = ipa_is_ip4(v1.val.ip);
|
||||
break;
|
||||
|
||||
/* Set to indirect value, a1 = variable, a2 = value */
|
||||
/* Set to indirect value, a[0] = variable, a[1] = value */
|
||||
case FI_SET:
|
||||
ARG_ANY(2);
|
||||
sym = what->a1.p;
|
||||
sym = what->a[0].p;
|
||||
vp = sym->def;
|
||||
if ((sym->class != (SYM_VARIABLE | v2.type)) && (v2.type != T_VOID))
|
||||
{
|
||||
@ -238,22 +238,22 @@
|
||||
*vp = v2;
|
||||
break;
|
||||
|
||||
/* some constants have value in a2, some in *a1.p, strange. */
|
||||
/* some constants have value in a[1], some in *a[0].p, strange. */
|
||||
case FI_CONSTANT: /* integer (or simple type) constant, string, set, or prefix_set */
|
||||
res.type = what->aux;
|
||||
|
||||
if (res.type == T_PREFIX_SET)
|
||||
res.val.ti = what->a2.p;
|
||||
res.val.ti = what->a[1].p;
|
||||
else if (res.type == T_SET)
|
||||
res.val.t = what->a2.p;
|
||||
res.val.t = what->a[1].p;
|
||||
else if (res.type == T_STRING)
|
||||
res.val.s = what->a2.p;
|
||||
res.val.s = what->a[1].p;
|
||||
else
|
||||
res.val.i = what->a2.i;
|
||||
res.val.i = what->a[1].i;
|
||||
break;
|
||||
case FI_VARIABLE:
|
||||
case FI_CONSTANT_INDIRECT:
|
||||
res = * ((struct f_val *) what->a1.p);
|
||||
res = * ((struct f_val *) what->a[0].p);
|
||||
break;
|
||||
case FI_PRINT:
|
||||
ARG_ANY(1);
|
||||
@ -271,18 +271,18 @@
|
||||
break;
|
||||
case FI_PRINT_AND_DIE:
|
||||
ARG_ANY(1);
|
||||
if ((what->a2.i == F_NOP || (what->a2.i != F_NONL && what->a1.p)) &&
|
||||
if ((what->a[1].i == F_NOP || (what->a[1].i != F_NONL && what->a[0].p)) &&
|
||||
!(fs->flags & FF_SILENT))
|
||||
log_commit(*L_INFO, &fs->buf);
|
||||
|
||||
switch (what->a2.i) {
|
||||
switch (what->a[1].i) {
|
||||
case F_QUITBIRD:
|
||||
die( "Filter asked me to die" );
|
||||
case F_ACCEPT:
|
||||
/* Should take care about turning ACCEPT into MODIFY */
|
||||
case F_ERROR:
|
||||
case F_REJECT: /* FIXME (noncritical) Should print complete route along with reason to reject route */
|
||||
return what->a2.i; /* We have to return now, no more processing. */
|
||||
return what->a[1].i; /* We have to return now, no more processing. */
|
||||
case F_NONL:
|
||||
case F_NOP:
|
||||
break;
|
||||
@ -296,7 +296,7 @@
|
||||
struct rta *rta = (*fs->rte)->attrs;
|
||||
res.type = what->aux;
|
||||
|
||||
switch (what->a2.i)
|
||||
switch (what->a[1].i)
|
||||
{
|
||||
case SA_FROM: res.val.ip = rta->from; break;
|
||||
case SA_GW: res.val.ip = rta->nh.gw; break;
|
||||
@ -323,7 +323,7 @@
|
||||
{
|
||||
struct rta *rta = (*fs->rte)->attrs;
|
||||
|
||||
switch (what->a2.i)
|
||||
switch (what->a[1].i)
|
||||
{
|
||||
case SA_FROM:
|
||||
rta->from = v1.val.ip;
|
||||
@ -383,7 +383,7 @@
|
||||
ACCESS_RTE;
|
||||
ACCESS_EATTRS;
|
||||
{
|
||||
u16 code = what->a2.i;
|
||||
u16 code = what->a[1].i;
|
||||
int f_type = what->aux >> 8;
|
||||
eattr *e = ea_find(*fs->eattrs, code);
|
||||
|
||||
@ -473,7 +473,7 @@
|
||||
ARG_ANY(1);
|
||||
{
|
||||
struct ea_list *l = lp_alloc(fs->pool, sizeof(struct ea_list) + sizeof(eattr));
|
||||
u16 code = what->a2.i;
|
||||
u16 code = what->a[1].i;
|
||||
int f_type = what->aux >> 8;
|
||||
|
||||
l->next = NULL;
|
||||
@ -659,21 +659,21 @@
|
||||
return F_RETURN;
|
||||
case FI_CALL:
|
||||
ARG_ANY_T(1,0);
|
||||
fret = interpret(fs, what->a2.p);
|
||||
fret = interpret(fs, what->a[1].p);
|
||||
if (fret > F_RETURN)
|
||||
return fret;
|
||||
break;
|
||||
case FI_CLEAR_LOCAL_VARS: /* Clear local variables */
|
||||
for (sym = what->a1.p; sym != NULL; sym = sym->aux2)
|
||||
for (sym = what->a[0].p; sym != NULL; sym = sym->aux2)
|
||||
((struct f_val *) sym->def)->type = T_VOID;
|
||||
break;
|
||||
case FI_SWITCH:
|
||||
ARG_ANY(1);
|
||||
{
|
||||
struct f_tree *t = find_tree(what->a2.p, v1);
|
||||
struct f_tree *t = find_tree(what->a[1].p, v1);
|
||||
if (!t) {
|
||||
v1.type = T_VOID;
|
||||
t = find_tree(what->a2.p, v1);
|
||||
t = find_tree(what->a[1].p, v1);
|
||||
if (!t) {
|
||||
debug( "No else statement?\n");
|
||||
break;
|
||||
|
||||
@ -31,7 +31,7 @@ f_new_inst_da(enum f_instruction_code fi_code, struct f_dynamic_attr da)
|
||||
{
|
||||
struct f_inst *ret = f_new_inst(fi_code);
|
||||
ret->aux = (da.f_type << 8) | da.type;
|
||||
ret->a2.i = da.ea_code;
|
||||
ret->a[1].i = da.ea_code;
|
||||
return ret;
|
||||
}
|
||||
|
||||
@ -40,8 +40,8 @@ f_new_inst_sa(enum f_instruction_code fi_code, struct f_static_attr sa)
|
||||
{
|
||||
struct f_inst *ret = f_new_inst(fi_code);
|
||||
ret->aux = sa.f_type;
|
||||
ret->a2.i = sa.sa_code;
|
||||
ret->a1.i = sa.readonly;
|
||||
ret->a[1].i = sa.sa_code;
|
||||
ret->a[0].i = sa.readonly;
|
||||
return ret;
|
||||
}
|
||||
|
||||
@ -56,10 +56,10 @@ f_generate_complex(int operation, int operation_aux, struct f_dynamic_attr da, s
|
||||
*get_dyn = f_new_inst_da(FI_EA_GET, da);
|
||||
|
||||
oper->aux = operation_aux;
|
||||
oper->a1.p = get_dyn;
|
||||
oper->a2.p = argument;
|
||||
oper->a[0].p = get_dyn;
|
||||
oper->a[1].p = argument;
|
||||
|
||||
set_dyn->a1.p = oper;
|
||||
set_dyn->a[0].p = oper;
|
||||
return set_dyn;
|
||||
}
|
||||
|
||||
|
||||
@ -18,8 +18,8 @@
|
||||
* A filter is represented by a tree of &f_inst structures, one structure per
|
||||
* "instruction". Each &f_inst contains @code, @aux value which is
|
||||
* usually the data type this instruction operates on and two generic
|
||||
* arguments (@a1, @a2). Some instructions contain pointer(s) to other
|
||||
* instructions in their (@a1, @a2) fields.
|
||||
* arguments (@a[0], @a[1]). Some instructions contain pointer(s) to other
|
||||
* instructions in their (@a[0], @a[1]) fields.
|
||||
*
|
||||
* Filters use a &f_val structure for their data. Each &f_val
|
||||
* contains type and value (types are constants prefixed with %T_). Few
|
||||
@ -651,7 +651,7 @@ interpret(struct filter_state *fs, struct f_inst *what)
|
||||
return F_ERROR; \
|
||||
} while(0)
|
||||
|
||||
#define ARG_ANY_T(n, tt) INTERPRET(what->a##n.p, tt)
|
||||
#define ARG_ANY_T(n, tt) INTERPRET(what->a[n-1].p, tt)
|
||||
#define ARG_ANY(n) ARG_ANY_T(n, n)
|
||||
|
||||
#define ARG_T(n,tt,t) do { \
|
||||
@ -677,7 +677,7 @@ interpret(struct filter_state *fs, struct f_inst *what)
|
||||
|
||||
#define ACCESS_EATTRS do { if (!fs->eattrs) f_cache_eattrs(fs); } while (0)
|
||||
|
||||
#define BITFIELD_MASK(what_) (1u << EA_BIT_GET(what_->a2.i))
|
||||
#define BITFIELD_MASK(what_) (1u << EA_BIT_GET(what_->a[1].i))
|
||||
|
||||
#include "filter/f-inst.c"
|
||||
|
||||
@ -695,14 +695,14 @@ interpret(struct filter_state *fs, struct f_inst *what)
|
||||
|
||||
|
||||
#define ARG(n) \
|
||||
if (!i_same(f1->a##n.p, f2->a##n.p)) \
|
||||
if (!i_same(f1->a[n-1].p, f2->a[n-1].p)) \
|
||||
return 0;
|
||||
|
||||
#define ONEARG ARG(1);
|
||||
#define TWOARGS ONEARG; ARG(2);
|
||||
#define THREEARGS TWOARGS; ARG(3);
|
||||
|
||||
#define A2_SAME if (f1->a2.i != f2->a2.i) return 0;
|
||||
#define A2_SAME if (f1->a[1].i != f2->a[1].i) return 0;
|
||||
|
||||
/*
|
||||
* i_same - function that does real comparing of instruction trees, you should call filter_same from outside
|
||||
@ -735,7 +735,7 @@ i_same(struct f_inst *f1, struct f_inst *f2)
|
||||
case FI_LT:
|
||||
case FI_LTE: TWOARGS; break;
|
||||
|
||||
case FI_PATHMASK_CONSTRUCT: if (!pm_same(f1->a1.p, f2->a1.p)) return 0; break;
|
||||
case FI_PATHMASK_CONSTRUCT: if (!pm_same(f1->a[0].p, f2->a[0].p)) return 0; break;
|
||||
|
||||
case FI_NOT: ONEARG; break;
|
||||
case FI_NOT_MATCH:
|
||||
@ -751,8 +751,8 @@ i_same(struct f_inst *f1, struct f_inst *f2)
|
||||
ARG(2);
|
||||
{
|
||||
struct symbol *s1, *s2;
|
||||
s1 = f1->a1.p;
|
||||
s2 = f2->a1.p;
|
||||
s1 = f1->a[0].p;
|
||||
s2 = f2->a[0].p;
|
||||
if (strcmp(s1->name, s2->name))
|
||||
return 0;
|
||||
if (s1->class != s2->class)
|
||||
@ -764,17 +764,17 @@ i_same(struct f_inst *f1, struct f_inst *f2)
|
||||
switch (f1->aux) {
|
||||
|
||||
case T_PREFIX_SET:
|
||||
if (!trie_same(f1->a2.p, f2->a2.p))
|
||||
if (!trie_same(f1->a[1].p, f2->a[1].p))
|
||||
return 0;
|
||||
break;
|
||||
|
||||
case T_SET:
|
||||
if (!same_tree(f1->a2.p, f2->a2.p))
|
||||
if (!same_tree(f1->a[1].p, f2->a[1].p))
|
||||
return 0;
|
||||
break;
|
||||
|
||||
case T_STRING:
|
||||
if (strcmp(f1->a2.p, f2->a2.p))
|
||||
if (strcmp(f1->a[1].p, f2->a[1].p))
|
||||
return 0;
|
||||
break;
|
||||
|
||||
@ -784,12 +784,12 @@ i_same(struct f_inst *f1, struct f_inst *f2)
|
||||
break;
|
||||
|
||||
case FI_CONSTANT_INDIRECT:
|
||||
if (!val_same(* (struct f_val *) f1->a1.p, * (struct f_val *) f2->a1.p))
|
||||
if (!val_same(* (struct f_val *) f1->a[0].p, * (struct f_val *) f2->a[0].p))
|
||||
return 0;
|
||||
break;
|
||||
|
||||
case FI_VARIABLE:
|
||||
if (strcmp((char *) f1->a2.p, (char *) f2->a2.p))
|
||||
if (strcmp((char *) f1->a[1].p, (char *) f2->a[1].p))
|
||||
return 0;
|
||||
break;
|
||||
case FI_PRINT: case FI_LENGTH: ONEARG; break;
|
||||
@ -812,12 +812,12 @@ i_same(struct f_inst *f1, struct f_inst *f2)
|
||||
case FI_ROUTE_DISTINGUISHER: ONEARG; break;
|
||||
case FI_CALL: /* Call rewriting trickery to avoid exponential behaviour */
|
||||
ONEARG;
|
||||
if (!i_same(f1->a2.p, f2->a2.p))
|
||||
if (!i_same(f1->a[1].p, f2->a[1].p))
|
||||
return 0;
|
||||
f2->a2.p = f1->a2.p;
|
||||
f2->a[1].p = f1->a[1].p;
|
||||
break;
|
||||
case FI_CLEAR_LOCAL_VARS: break; /* internal instruction */
|
||||
case FI_SWITCH: ONEARG; if (!same_tree(f1->a2.p, f2->a2.p)) return 0; break;
|
||||
case FI_SWITCH: ONEARG; if (!same_tree(f1->a[1].p, f2->a[1].p)) return 0; break;
|
||||
case FI_IP_MASK: TWOARGS; break;
|
||||
case FI_PATH_PREPEND: TWOARGS; break;
|
||||
case FI_CLIST_ADD_DEL: TWOARGS; break;
|
||||
|
||||
@ -90,20 +90,13 @@ struct f_inst { /* Instruction */
|
||||
union {
|
||||
uint i;
|
||||
void *p;
|
||||
} a1; /* The first argument */
|
||||
union {
|
||||
uint i;
|
||||
void *p;
|
||||
} a2; /* The second argument */
|
||||
union {
|
||||
int i;
|
||||
void *p;
|
||||
} a3; /* The third argument */
|
||||
} a[3]; /* The three arguments */
|
||||
int lineno;
|
||||
};
|
||||
|
||||
#define arg1 a1.p
|
||||
#define arg2 a2.p
|
||||
#define arg1 a[0].p
|
||||
#define arg2 a[1].p
|
||||
#define arg3 a[2].p
|
||||
|
||||
/* Not enough fields in f_inst for three args used by roa_check() */
|
||||
struct f_inst_roa_check {
|
||||
|
||||
@ -62,7 +62,7 @@ bt_assert_filter(int result, struct f_inst *assert)
|
||||
bt_suit_case_result = 0;
|
||||
}
|
||||
|
||||
bt_log_suite_case_result(bt_suit_case_result, "Assertion at line %d (%s)", assert->lineno, (char *) assert->a2.p);
|
||||
bt_log_suite_case_result(bt_suit_case_result, "Assertion at line %d (%s)", assert->lineno, (char *) assert->a[1].p);
|
||||
}
|
||||
|
||||
int
|
||||
|
||||
Loading…
Reference in New Issue
Block a user