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path: root/sysdep/linux/netlink.Y
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Diffstat (limited to 'sysdep/linux/netlink.Y')
-rw-r--r--sysdep/linux/netlink.Y67
1 files changed, 34 insertions, 33 deletions
diff --git a/sysdep/linux/netlink.Y b/sysdep/linux/netlink.Y
index 487ad1d8..9b07e9bb 100644
--- a/sysdep/linux/netlink.Y
+++ b/sysdep/linux/netlink.Y
@@ -11,13 +11,12 @@ CF_HDR
CF_DECLS
CF_KEYWORDS(KERNEL, TABLE, METRIC, NETLINK, RX, BUFFER,
- KRT_PREFSRC, KRT_REALM, KRT_SCOPE, KRT_MTU, KRT_WINDOW,
- KRT_RTT, KRT_RTTVAR, KRT_SSTRESH, KRT_CWND, KRT_ADVMSS, KRT_REORDERING,
- KRT_HOPLIMIT, KRT_INITCWND, KRT_RTO_MIN, KRT_INITRWND, KRT_QUICKACK,
KRT_LOCK_MTU, KRT_LOCK_WINDOW, KRT_LOCK_RTT, KRT_LOCK_RTTVAR,
KRT_LOCK_SSTRESH, KRT_LOCK_CWND, KRT_LOCK_ADVMSS, KRT_LOCK_REORDERING,
KRT_LOCK_HOPLIMIT, KRT_LOCK_RTO_MIN, KRT_FEATURE_ECN, KRT_FEATURE_ALLFRAG)
+%type <fab> attr_bit
+
CF_GRAMMAR
kern_proto: kern_proto kern_sys_item ';' ;
@@ -28,40 +27,42 @@ kern_sys_item:
| NETLINK RX BUFFER expr { THIS_KRT->sys.netlink_rx_buffer = $4; }
;
-dynamic_attr: KRT_PREFSRC { $$ = f_new_dynamic_attr(EAF_TYPE_IP_ADDRESS, T_IP, EA_KRT_PREFSRC); } ;
-dynamic_attr: KRT_REALM { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_REALM); } ;
-dynamic_attr: KRT_SCOPE { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_SCOPE); } ;
-
-dynamic_attr: KRT_MTU { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_MTU); } ;
-dynamic_attr: KRT_WINDOW { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_WINDOW); } ;
-dynamic_attr: KRT_RTT { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_RTT); } ;
-dynamic_attr: KRT_RTTVAR { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_RTTVAR); } ;
-dynamic_attr: KRT_SSTRESH { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_SSTRESH); } ;
-dynamic_attr: KRT_CWND { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_CWND); } ;
-dynamic_attr: KRT_ADVMSS { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_ADVMSS); } ;
-dynamic_attr: KRT_REORDERING { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_REORDERING); } ;
-dynamic_attr: KRT_HOPLIMIT { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_HOPLIMIT); } ;
-dynamic_attr: KRT_INITCWND { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_INITCWND); } ;
-dynamic_attr: KRT_RTO_MIN { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_RTO_MIN); } ;
-dynamic_attr: KRT_INITRWND { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_INITRWND); } ;
-dynamic_attr: KRT_QUICKACK { $$ = f_new_dynamic_attr(EAF_TYPE_INT, T_INT, EA_KRT_QUICKACK); } ;
-
/* Bits of EA_KRT_LOCK, based on RTAX_* constants */
-dynamic_attr: KRT_LOCK_MTU { $$ = f_new_dynamic_attr_bit(2, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_WINDOW { $$ = f_new_dynamic_attr_bit(3, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_RTT { $$ = f_new_dynamic_attr_bit(4, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_RTTVAR { $$ = f_new_dynamic_attr_bit(5, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_SSTRESH { $$ = f_new_dynamic_attr_bit(6, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_CWND { $$ = f_new_dynamic_attr_bit(7, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_ADVMSS { $$ = f_new_dynamic_attr_bit(8, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_REORDERING { $$ = f_new_dynamic_attr_bit(9, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_HOPLIMIT { $$ = f_new_dynamic_attr_bit(10, T_BOOL, EA_KRT_LOCK); } ;
-dynamic_attr: KRT_LOCK_RTO_MIN { $$ = f_new_dynamic_attr_bit(13, T_BOOL, EA_KRT_LOCK); } ;
+attr_bit: KRT_LOCK_MTU { $$ = f_new_dynamic_attr_bit(2, "krt_lock"); } ;
+attr_bit: KRT_LOCK_WINDOW { $$ = f_new_dynamic_attr_bit(3, "krt_lock"); } ;
+attr_bit: KRT_LOCK_RTT { $$ = f_new_dynamic_attr_bit(4, "krt_lock"); } ;
+attr_bit: KRT_LOCK_RTTVAR { $$ = f_new_dynamic_attr_bit(5, "krt_lock"); } ;
+attr_bit: KRT_LOCK_SSTRESH { $$ = f_new_dynamic_attr_bit(6, "krt_lock"); } ;
+attr_bit: KRT_LOCK_CWND { $$ = f_new_dynamic_attr_bit(7, "krt_lock"); } ;
+attr_bit: KRT_LOCK_ADVMSS { $$ = f_new_dynamic_attr_bit(8, "krt_lock"); } ;
+attr_bit: KRT_LOCK_REORDERING { $$ = f_new_dynamic_attr_bit(9, "krt_lock"); } ;
+attr_bit: KRT_LOCK_HOPLIMIT { $$ = f_new_dynamic_attr_bit(10, "krt_lock"); } ;
+attr_bit: KRT_LOCK_RTO_MIN { $$ = f_new_dynamic_attr_bit(13, "krt_lock"); } ;
-dynamic_attr: KRT_FEATURE_ECN { $$ = f_new_dynamic_attr_bit(0, T_BOOL, EA_KRT_FEATURES); } ;
-dynamic_attr: KRT_FEATURE_ALLFRAG { $$ = f_new_dynamic_attr(3, T_BOOL, EA_KRT_FEATURES); } ;
+/* Bits of EA_KRT_FEATURES */
+attr_bit: KRT_FEATURE_ECN { $$ = f_new_dynamic_attr_bit(0, "krt_features"); } ;
+attr_bit: KRT_FEATURE_ALLFRAG { $$ = f_new_dynamic_attr_bit(3, "krt_features"); } ;
+/* Getting attribute bits (moved here to not confuse Bison on *BSD) */
+term:
+ attr_bit {
+ struct f_inst *c = f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_INT, .val.i = (1U << $1.bit)});
+ $$ = f_new_inst(FI_EQ, c, f_new_inst(FI_BITAND, f_new_inst(FI_EA_GET, $1.class), c));
+ }
+ ;
+
+/* Setting attribute bits (moved here to not confuse Bison on *BSD) */
+cmd:
+ attr_bit '=' term ';' {
+ $$ = f_new_inst(FI_CONDITION, $3,
+ f_generate_complex_default(FI_BITOR, $1.class,
+ f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_INT, .val.i = (1U << $1.bit)}), 0),
+ f_generate_complex_default(FI_BITAND, $1.class,
+ f_new_inst(FI_CONSTANT, (struct f_val) { .type = T_INT, .val.i = ~(1U << $1.bit)}), 0)
+ );
+ }
+ ;
CF_CODE