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authorKlement Sekera <ksekera@cisco.com>2020-05-11 08:58:05 +0000
committerOle Trøan <otroan@employees.org>2020-05-13 11:36:42 +0000
commitbc752e432ff3e252f6e1a3f0372c9532f14909cd (patch)
tree5399347c1e469d21529a0bc20ffd2d0783434e40 /src/plugins/nat/nat_format.c
parent1d61c2194d21df2003ff07ff5feae4130de6277e (diff)
nat: perf improvement - replace branchy code
Use a lookup table instead. Type: improvement Signed-off-by: Klement Sekera <ksekera@cisco.com> Change-Id: Ia8461099828bb8824bf016201f135e6b69c444d1
Diffstat (limited to 'src/plugins/nat/nat_format.c')
-rw-r--r--src/plugins/nat/nat_format.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/src/plugins/nat/nat_format.c b/src/plugins/nat/nat_format.c
index b9241545096..33e9655dc4e 100644
--- a/src/plugins/nat/nat_format.c
+++ b/src/plugins/nat/nat_format.c
@@ -22,13 +22,13 @@
#include <nat/nat_det.h>
uword
-unformat_snat_protocol (unformat_input_t * input, va_list * args)
+unformat_nat_protocol (unformat_input_t * input, va_list * args)
{
u32 *r = va_arg (*args, u32 *);
if (0);
-#define _(N, i, n, s) else if (unformat (input, s)) *r = SNAT_PROTOCOL_##N;
- foreach_snat_protocol
+#define _(N, i, n, s) else if (unformat (input, s)) *r = NAT_PROTOCOL_##N;
+ foreach_nat_protocol
#undef _
else
return 0;
@@ -36,15 +36,15 @@ unformat_snat_protocol (unformat_input_t * input, va_list * args)
}
u8 *
-format_snat_protocol (u8 * s, va_list * args)
+format_nat_protocol (u8 * s, va_list * args)
{
u32 i = va_arg (*args, u32);
u8 *t = 0;
switch (i)
{
-#define _(N, j, n, str) case SNAT_PROTOCOL_##N: t = (u8 *) str; break;
- foreach_snat_protocol
+#define _(N, j, n, str) case NAT_PROTOCOL_##N: t = (u8 *) str; break;
+ foreach_nat_protocol
#undef _
default:
s = format (s, "unknown");
@@ -80,7 +80,7 @@ format_snat_key (u8 * s, va_list * args)
s = format (s, "%U proto %U port %d fib %d",
format_ip4_address, &key->addr,
- format_snat_protocol, key->protocol,
+ format_nat_protocol, key->protocol,
clib_net_to_host_u16 (key->port), key->fib_index);
return s;
}
@@ -92,7 +92,7 @@ format_static_mapping_key (u8 * s, va_list * args)
s = format (s, "%U proto %U port %d fib %d",
format_ip4_address, &key->addr,
- format_snat_protocol, key->protocol, key->port, key->fib_index);
+ format_nat_protocol, key->protocol, key->port, key->fib_index);
return s;
}
@@ -226,7 +226,7 @@ format_snat_static_mapping (u8 * s, va_list * args)
format_ip4_address, &m->local_addr);
else
s = format (s, "identity mapping %U %U:%d",
- format_snat_protocol, m->proto,
+ format_nat_protocol, m->proto,
format_ip4_address, &m->local_addr, m->local_port);
/* *INDENT-OFF* */
@@ -252,7 +252,7 @@ format_snat_static_mapping (u8 * s, va_list * args)
if (is_lb_static_mapping (m))
{
s = format (s, "%U external %U:%d %s %s",
- format_snat_protocol, m->proto,
+ format_nat_protocol, m->proto,
format_ip4_address, &m->external_addr, m->external_port,
m->twice_nat == TWICE_NAT ? "twice-nat" :
m->twice_nat == TWICE_NAT_SELF ? "self-twice-nat" : "",
@@ -270,7 +270,7 @@ format_snat_static_mapping (u8 * s, va_list * args)
}
else
s = format (s, "%U local %U:%d external %U:%d vrf %d %s %s",
- format_snat_protocol, m->proto,
+ format_nat_protocol, m->proto,
format_ip4_address, &m->local_addr, m->local_port,
format_ip4_address, &m->external_addr, m->external_port,
m->vrf_id,
@@ -293,7 +293,7 @@ format_snat_static_map_to_resolve (u8 * s, va_list * args)
format_vnet_sw_if_index_name, vnm, m->sw_if_index, m->vrf_id);
else
s = format (s, "%U local %U:%d external %U:%d vrf %d",
- format_snat_protocol, m->proto,
+ format_nat_protocol, m->proto,
format_ip4_address, &m->l_addr, m->l_port,
format_vnet_sw_if_index_name, vnm, m->sw_if_index,
m->e_port, m->vrf_id);