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-rw-r--r--src/vnet/classify/flow_classify.c108
-rw-r--r--src/vnet/classify/flow_classify.h31
-rw-r--r--src/vnet/classify/flow_classify_node.c284
-rw-r--r--src/vnet/classify/input_acl.c154
-rw-r--r--src/vnet/classify/input_acl.h33
-rw-r--r--src/vnet/classify/ip_classify.c364
-rw-r--r--src/vnet/classify/policer_classify.c120
-rw-r--r--src/vnet/classify/policer_classify.h31
-rw-r--r--src/vnet/classify/vnet_classify.c2234
-rw-r--r--src/vnet/classify/vnet_classify.h516
10 files changed, 2045 insertions, 1830 deletions
diff --git a/src/vnet/classify/flow_classify.c b/src/vnet/classify/flow_classify.c
index 6c067f55759..941a030f640 100644
--- a/src/vnet/classify/flow_classify.c
+++ b/src/vnet/classify/flow_classify.c
@@ -18,10 +18,10 @@ flow_classify_main_t flow_classify_main;
static void
vnet_flow_classify_feature_enable (vlib_main_t * vnm,
- flow_classify_main_t * fcm,
- u32 sw_if_index,
- flow_classify_table_id_t tid,
- int feature_enable)
+ flow_classify_main_t * fcm,
+ u32 sw_if_index,
+ flow_classify_table_id_t tid,
+ int feature_enable)
{
vnet_feature_config_main_t *vfcm;
u8 arc;
@@ -43,13 +43,14 @@ vnet_flow_classify_feature_enable (vlib_main_t * vnm,
fcm->vnet_config_main[tid] = &vfcm->config_main;
}
-int vnet_set_flow_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
- u32 ip4_table_index, u32 ip6_table_index,
- u32 is_add)
+int
+vnet_set_flow_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
+ u32 ip4_table_index, u32 ip6_table_index,
+ u32 is_add)
{
- flow_classify_main_t * fcm = &flow_classify_main;
- vnet_classify_main_t * vcm = fcm->vnet_classify_main;
- u32 pct[FLOW_CLASSIFY_N_TABLES] = {ip4_table_index, ip6_table_index};
+ flow_classify_main_t *fcm = &flow_classify_main;
+ vnet_classify_main_t *vcm = fcm->vnet_classify_main;
+ u32 pct[FLOW_CLASSIFY_N_TABLES] = { ip4_table_index, ip6_table_index };
u32 ti;
/* Assume that we've validated sw_if_index in the API layer */
@@ -57,34 +58,36 @@ int vnet_set_flow_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
for (ti = 0; ti < FLOW_CLASSIFY_N_TABLES; ti++)
{
if (pct[ti] == ~0)
- continue;
+ continue;
if (pool_is_free_index (vcm->tables, pct[ti]))
- return VNET_API_ERROR_NO_SUCH_TABLE;
+ return VNET_API_ERROR_NO_SUCH_TABLE;
vec_validate_init_empty
- (fcm->classify_table_index_by_sw_if_index[ti], sw_if_index, ~0);
+ (fcm->classify_table_index_by_sw_if_index[ti], sw_if_index, ~0);
/* Reject any DEL operation with wrong sw_if_index */
if (!is_add &&
- (pct[ti] != fcm->classify_table_index_by_sw_if_index[ti][sw_if_index]))
- {
- clib_warning ("Non-existent intf_idx=%d with table_index=%d for delete",
- sw_if_index, pct[ti]);
- return VNET_API_ERROR_NO_SUCH_TABLE;
- }
+ (pct[ti] !=
+ fcm->classify_table_index_by_sw_if_index[ti][sw_if_index]))
+ {
+ clib_warning
+ ("Non-existent intf_idx=%d with table_index=%d for delete",
+ sw_if_index, pct[ti]);
+ return VNET_API_ERROR_NO_SUCH_TABLE;
+ }
/* Return ok on ADD operaton if feature is already enabled */
if (is_add &&
- fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] != ~0)
- return 0;
+ fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] != ~0)
+ return 0;
vnet_flow_classify_feature_enable (vm, fcm, sw_if_index, ti, is_add);
if (is_add)
- fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = pct[ti];
+ fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = pct[ti];
else
- fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = ~0;
+ fcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = ~0;
}
@@ -93,10 +96,10 @@ int vnet_set_flow_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
static clib_error_t *
set_flow_classify_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
{
- vnet_main_t * vnm = vnet_get_main();
+ vnet_main_t *vnm = vnet_get_main ();
u32 sw_if_index = ~0;
u32 ip4_table_index = ~0;
u32 ip6_table_index = ~0;
@@ -107,16 +110,16 @@ set_flow_classify_command_fn (vlib_main_t * vm,
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "interface %U", unformat_vnet_sw_interface,
- vnm, &sw_if_index))
- ;
+ vnm, &sw_if_index))
+ ;
else if (unformat (input, "ip4-table %d", &ip4_table_index))
- idx_cnt++;
+ idx_cnt++;
else if (unformat (input, "ip6-table %d", &ip6_table_index))
- idx_cnt++;
+ idx_cnt++;
else if (unformat (input, "del"))
- is_add = 0;
+ is_add = 0;
else
- break;
+ break;
}
if (sw_if_index == ~0)
@@ -128,8 +131,8 @@ set_flow_classify_command_fn (vlib_main_t * vm,
if (idx_cnt > 1)
return clib_error_return (0, "Only one table index per API is allowed.");
- rv = vnet_set_flow_classify_intfc(vm, sw_if_index, ip4_table_index,
- ip6_table_index, is_add);
+ rv = vnet_set_flow_classify_intfc (vm, sw_if_index, ip4_table_index,
+ ip6_table_index, is_add);
switch (rv)
{
@@ -145,6 +148,7 @@ set_flow_classify_command_fn (vlib_main_t * vm,
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (set_input_acl_command, static) = {
.path = "set flow classify",
.short_help =
@@ -152,11 +156,12 @@ VLIB_CLI_COMMAND (set_input_acl_command, static) = {
" [ip6-table <index>] [del]",
.function = set_flow_classify_command_fn,
};
+/* *INDENT-ON* */
static uword
unformat_table_type (unformat_input_t * input, va_list * va)
{
- u32 * r = va_arg (*va, u32 *);
+ u32 *r = va_arg (*va, u32 *);
u32 tid;
if (unformat (input, "ip4"))
@@ -169,14 +174,15 @@ unformat_table_type (unformat_input_t * input, va_list * va)
*r = tid;
return 1;
}
+
static clib_error_t *
show_flow_classify_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
{
- flow_classify_main_t * fcm = &flow_classify_main;
+ flow_classify_main_t *fcm = &flow_classify_main;
u32 type = FLOW_CLASSIFY_N_TABLES;
- u32 * vec_tbl;
+ u32 *vec_tbl;
int i;
if (unformat (input, "type %U", unformat_table_type, &type))
@@ -189,26 +195,36 @@ show_flow_classify_command_fn (vlib_main_t * vm,
vec_tbl = fcm->classify_table_index_by_sw_if_index[type];
- if (vec_len(vec_tbl))
- vlib_cli_output (vm, "%10s%20s\t\t%s", "Intfc idx", "Classify table",
- "Interface name");
+ if (vec_len (vec_tbl))
+ vlib_cli_output (vm, "%10s%20s\t\t%s", "Intfc idx", "Classify table",
+ "Interface name");
else
vlib_cli_output (vm, "No tables configured.");
for (i = 0; i < vec_len (vec_tbl); i++)
{
- if (vec_elt(vec_tbl, i) == ~0)
- continue;
+ if (vec_elt (vec_tbl, i) == ~0)
+ continue;
- vlib_cli_output (vm, "%10d%20d\t\t%U", i, vec_elt(vec_tbl, i),
- format_vnet_sw_if_index_name, fcm->vnet_main, i);
+ vlib_cli_output (vm, "%10d%20d\t\t%U", i, vec_elt (vec_tbl, i),
+ format_vnet_sw_if_index_name, fcm->vnet_main, i);
}
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_flow_classify_command, static) = {
.path = "show classify flow",
.short_help = "show classify flow type [ip4|ip6]",
.function = show_flow_classify_command_fn,
};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/flow_classify.h b/src/vnet/classify/flow_classify.h
index 14430df392f..e3308f3a302 100644
--- a/src/vnet/classify/flow_classify.h
+++ b/src/vnet/classify/flow_classify.h
@@ -20,32 +20,43 @@
#include <vnet/vnet.h>
#include <vnet/classify/vnet_classify.h>
-typedef enum {
+typedef enum
+{
FLOW_CLASSIFY_TABLE_IP4,
FLOW_CLASSIFY_TABLE_IP6,
FLOW_CLASSIFY_N_TABLES,
} flow_classify_table_id_t;
-typedef enum {
+typedef enum
+{
FLOW_CLASSIFY_NEXT_INDEX_DROP,
FLOW_CLASSIFY_NEXT_INDEX_N_NEXT,
} flow_classify_next_index_t;
-typedef struct {
+typedef struct
+{
/* Classifier table vectors */
- u32 * classify_table_index_by_sw_if_index [FLOW_CLASSIFY_N_TABLES];
+ u32 *classify_table_index_by_sw_if_index[FLOW_CLASSIFY_N_TABLES];
/* Convenience variables */
- vlib_main_t * vlib_main;
- vnet_main_t * vnet_main;
- vnet_classify_main_t * vnet_classify_main;
- vnet_config_main_t * vnet_config_main [FLOW_CLASSIFY_N_TABLES];
+ vlib_main_t *vlib_main;
+ vnet_main_t *vnet_main;
+ vnet_classify_main_t *vnet_classify_main;
+ vnet_config_main_t *vnet_config_main[FLOW_CLASSIFY_N_TABLES];
} flow_classify_main_t;
extern flow_classify_main_t flow_classify_main;
int vnet_set_flow_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
- u32 ip4_table_index, u32 ip6_table_index,
- u32 is_add);
+ u32 ip4_table_index, u32 ip6_table_index,
+ u32 is_add);
#endif /* __included_vnet_flow_classify_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/flow_classify_node.c b/src/vnet/classify/flow_classify_node.c
index d3261d33bca..5941b6dd9b3 100644
--- a/src/vnet/classify/flow_classify_node.c
+++ b/src/vnet/classify/flow_classify_node.c
@@ -21,7 +21,8 @@
#include <vnet/classify/flow_classify.h>
#include <vnet/classify/vnet_classify.h>
-typedef struct {
+typedef struct
+{
u32 sw_if_index;
u32 next_index;
u32 table_index;
@@ -33,10 +34,10 @@ format_flow_classify_trace (u8 * s, va_list * args)
{
CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
- flow_classify_trace_t * t = va_arg (*args, flow_classify_trace_t *);
+ flow_classify_trace_t *t = va_arg (*args, flow_classify_trace_t *);
s = format (s, "FLOW_CLASSIFY: sw_if_index %d next %d table %d offset %d",
- t->sw_if_index, t->next_index, t->table_index, t->offset);
+ t->sw_if_index, t->next_index, t->table_index, t->offset);
return s;
}
@@ -46,14 +47,15 @@ _(HIT, "Flow classify hits") \
_(CHAIN_HIT, "Flow classify hits after chain walk") \
_(DROP, "Flow classify action drop")
-typedef enum {
+typedef enum
+{
#define _(sym,str) FLOW_CLASSIFY_ERROR_##sym,
foreach_flow_classify_error
#undef _
- FLOW_CLASSIFY_N_ERROR,
+ FLOW_CLASSIFY_N_ERROR,
} flow_classify_error_t;
-static char * flow_classify_error_strings[] = {
+static char *flow_classify_error_strings[] = {
#define _(sym,string) string,
foreach_flow_classify_error
#undef _
@@ -61,14 +63,13 @@ static char * flow_classify_error_strings[] = {
static inline uword
flow_classify_inline (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame,
- flow_classify_table_id_t tid)
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame, flow_classify_table_id_t tid)
{
- u32 n_left_from, * from, * to_next;
+ u32 n_left_from, *from, *to_next;
flow_classify_next_index_t next_index;
- flow_classify_main_t * fcm = &flow_classify_main;
- vnet_classify_main_t * vcm = fcm->vnet_classify_main;
+ flow_classify_main_t *fcm = &flow_classify_main;
+ vnet_classify_main_t *vcm = fcm->vnet_classify_main;
f64 now = vlib_time_now (vm);
u32 hits = 0;
u32 misses = 0;
@@ -81,24 +82,24 @@ flow_classify_inline (vlib_main_t * vm,
/* First pass: compute hashes */
while (n_left_from > 2)
{
- vlib_buffer_t * b0, * b1;
+ vlib_buffer_t *b0, *b1;
u32 bi0, bi1;
- u8 * h0, * h1;
+ u8 *h0, *h1;
u32 sw_if_index0, sw_if_index1;
u32 table_index0, table_index1;
- vnet_classify_table_t * t0, * t1;
+ vnet_classify_table_t *t0, *t1;
/* Prefetch next iteration */
{
- vlib_buffer_t * p1, * p2;
+ vlib_buffer_t *p1, *p2;
- p1 = vlib_get_buffer (vm, from[1]);
- p2 = vlib_get_buffer (vm, from[2]);
+ p1 = vlib_get_buffer (vm, from[1]);
+ p2 = vlib_get_buffer (vm, from[2]);
- vlib_prefetch_buffer_header (p1, STORE);
- CLIB_PREFETCH (p1->data, CLIB_CACHE_LINE_BYTES, STORE);
- vlib_prefetch_buffer_header (p2, STORE);
- CLIB_PREFETCH (p2->data, CLIB_CACHE_LINE_BYTES, STORE);
+ vlib_prefetch_buffer_header (p1, STORE);
+ CLIB_PREFETCH (p1->data, CLIB_CACHE_LINE_BYTES, STORE);
+ vlib_prefetch_buffer_header (p2, STORE);
+ CLIB_PREFETCH (p2->data, CLIB_CACHE_LINE_BYTES, STORE);
}
bi0 = from[0];
@@ -110,28 +111,30 @@ flow_classify_inline (vlib_main_t * vm,
h1 = b1->data;
sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
- table_index0 = fcm->classify_table_index_by_sw_if_index[tid][sw_if_index0];
+ table_index0 =
+ fcm->classify_table_index_by_sw_if_index[tid][sw_if_index0];
sw_if_index1 = vnet_buffer (b1)->sw_if_index[VLIB_RX];
- table_index1 = fcm->classify_table_index_by_sw_if_index[tid][sw_if_index1];
+ table_index1 =
+ fcm->classify_table_index_by_sw_if_index[tid][sw_if_index1];
t0 = pool_elt_at_index (vcm->tables, table_index0);
t1 = pool_elt_at_index (vcm->tables, table_index1);
- vnet_buffer(b0)->l2_classify.hash =
- vnet_classify_hash_packet (t0, (u8 *) h0);
+ vnet_buffer (b0)->l2_classify.hash =
+ vnet_classify_hash_packet (t0, (u8 *) h0);
- vnet_classify_prefetch_bucket (t0, vnet_buffer(b0)->l2_classify.hash);
+ vnet_classify_prefetch_bucket (t0, vnet_buffer (b0)->l2_classify.hash);
- vnet_buffer(b1)->l2_classify.hash =
- vnet_classify_hash_packet (t1, (u8 *) h1);
+ vnet_buffer (b1)->l2_classify.hash =
+ vnet_classify_hash_packet (t1, (u8 *) h1);
- vnet_classify_prefetch_bucket (t1, vnet_buffer(b1)->l2_classify.hash);
+ vnet_classify_prefetch_bucket (t1, vnet_buffer (b1)->l2_classify.hash);
- vnet_buffer(b0)->l2_classify.table_index = table_index0;
+ vnet_buffer (b0)->l2_classify.table_index = table_index0;
- vnet_buffer(b1)->l2_classify.table_index = table_index1;
+ vnet_buffer (b1)->l2_classify.table_index = table_index1;
from += 2;
n_left_from -= 2;
@@ -139,26 +142,27 @@ flow_classify_inline (vlib_main_t * vm,
while (n_left_from > 0)
{
- vlib_buffer_t * b0;
+ vlib_buffer_t *b0;
u32 bi0;
- u8 * h0;
+ u8 *h0;
u32 sw_if_index0;
u32 table_index0;
- vnet_classify_table_t * t0;
+ vnet_classify_table_t *t0;
bi0 = from[0];
b0 = vlib_get_buffer (vm, bi0);
h0 = b0->data;
sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_RX];
- table_index0 = fcm->classify_table_index_by_sw_if_index[tid][sw_if_index0];
+ table_index0 =
+ fcm->classify_table_index_by_sw_if_index[tid][sw_if_index0];
t0 = pool_elt_at_index (vcm->tables, table_index0);
- vnet_buffer(b0)->l2_classify.hash =
- vnet_classify_hash_packet (t0, (u8 *) h0);
+ vnet_buffer (b0)->l2_classify.hash =
+ vnet_classify_hash_packet (t0, (u8 *) h0);
- vnet_buffer(b0)->l2_classify.table_index = table_index0;
- vnet_classify_prefetch_bucket (t0, vnet_buffer(b0)->l2_classify.hash);
+ vnet_buffer (b0)->l2_classify.table_index = table_index0;
+ vnet_classify_prefetch_bucket (t0, vnet_buffer (b0)->l2_classify.hash);
from++;
n_left_from--;
@@ -176,114 +180,109 @@ flow_classify_inline (vlib_main_t * vm,
/* Not enough load/store slots to dual loop... */
while (n_left_from > 0 && n_left_to_next > 0)
- {
- u32 bi0;
- vlib_buffer_t * b0;
- u32 next0 = FLOW_CLASSIFY_NEXT_INDEX_DROP;
- u32 table_index0;
- vnet_classify_table_t * t0;
- vnet_classify_entry_t * e0;
- u64 hash0;
- u8 * h0;
-
- /* Stride 3 seems to work best */
- if (PREDICT_TRUE (n_left_from > 3))
- {
- vlib_buffer_t * p1 = vlib_get_buffer(vm, from[3]);
- vnet_classify_table_t * tp1;
- u32 table_index1;
- u64 phash1;
-
- table_index1 = vnet_buffer(p1)->l2_classify.table_index;
-
- if (PREDICT_TRUE (table_index1 != ~0))
- {
- tp1 = pool_elt_at_index (vcm->tables, table_index1);
- phash1 = vnet_buffer(p1)->l2_classify.hash;
- vnet_classify_prefetch_entry (tp1, phash1);
- }
- }
-
- /* Speculatively enqueue b0 to the current next frame */
- bi0 = from[0];
- to_next[0] = bi0;
- from += 1;
- to_next += 1;
- n_left_from -= 1;
- n_left_to_next -= 1;
-
- b0 = vlib_get_buffer (vm, bi0);
- h0 = b0->data;
- table_index0 = vnet_buffer(b0)->l2_classify.table_index;
- e0 = 0;
- t0 = 0;
-
- vnet_get_config_data (fcm->vnet_config_main[tid],
- &b0->current_config_index,
- &next0,
- /* # bytes of config data */ 0);
-
- if (PREDICT_TRUE(table_index0 != ~0))
- {
- hash0 = vnet_buffer(b0)->l2_classify.hash;
- t0 = pool_elt_at_index (vcm->tables, table_index0);
- e0 = vnet_classify_find_entry (t0, (u8 *) h0, hash0, now);
- if (e0)
- {
- hits++;
- }
- else
- {
- misses++;
- vnet_classify_add_del_session (vcm, table_index0,
- h0, ~0, 0, 0, 0, 0, 1);
- /* increment counter */
- vnet_classify_find_entry (t0, (u8 *) h0, hash0, now);
- }
- }
- if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE)
- && (b0->flags & VLIB_BUFFER_IS_TRACED)))
- {
- flow_classify_trace_t * t =
- vlib_add_trace (vm, node, b0, sizeof (*t));
- t->sw_if_index = vnet_buffer(b0)->sw_if_index[VLIB_RX];
- t->next_index = next0;
- t->table_index = t0 ? t0 - vcm->tables : ~0;
- t->offset = (t0 && e0) ? vnet_classify_get_offset (t0, e0): ~0;
- }
-
- /* Verify speculative enqueue, maybe switch current next frame */
- vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
- n_left_to_next, bi0, next0);
- }
+ {
+ u32 bi0;
+ vlib_buffer_t *b0;
+ u32 next0 = FLOW_CLASSIFY_NEXT_INDEX_DROP;
+ u32 table_index0;
+ vnet_classify_table_t *t0;
+ vnet_classify_entry_t *e0;
+ u64 hash0;
+ u8 *h0;
+
+ /* Stride 3 seems to work best */
+ if (PREDICT_TRUE (n_left_from > 3))
+ {
+ vlib_buffer_t *p1 = vlib_get_buffer (vm, from[3]);
+ vnet_classify_table_t *tp1;
+ u32 table_index1;
+ u64 phash1;
+
+ table_index1 = vnet_buffer (p1)->l2_classify.table_index;
+
+ if (PREDICT_TRUE (table_index1 != ~0))
+ {
+ tp1 = pool_elt_at_index (vcm->tables, table_index1);
+ phash1 = vnet_buffer (p1)->l2_classify.hash;
+ vnet_classify_prefetch_entry (tp1, phash1);
+ }
+ }
+
+ /* Speculatively enqueue b0 to the current next frame */
+ bi0 = from[0];
+ to_next[0] = bi0;
+ from += 1;
+ to_next += 1;
+ n_left_from -= 1;
+ n_left_to_next -= 1;
+
+ b0 = vlib_get_buffer (vm, bi0);
+ h0 = b0->data;
+ table_index0 = vnet_buffer (b0)->l2_classify.table_index;
+ e0 = 0;
+ t0 = 0;
+
+ vnet_get_config_data (fcm->vnet_config_main[tid],
+ &b0->current_config_index, &next0,
+ /* # bytes of config data */ 0);
+
+ if (PREDICT_TRUE (table_index0 != ~0))
+ {
+ hash0 = vnet_buffer (b0)->l2_classify.hash;
+ t0 = pool_elt_at_index (vcm->tables, table_index0);
+ e0 = vnet_classify_find_entry (t0, (u8 *) h0, hash0, now);
+ if (e0)
+ {
+ hits++;
+ }
+ else
+ {
+ misses++;
+ vnet_classify_add_del_session (vcm, table_index0,
+ h0, ~0, 0, 0, 0, 0, 1);
+ /* increment counter */
+ vnet_classify_find_entry (t0, (u8 *) h0, hash0, now);
+ }
+ }
+ if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)
+ && (b0->flags & VLIB_BUFFER_IS_TRACED)))
+ {
+ flow_classify_trace_t *t =
+ vlib_add_trace (vm, node, b0, sizeof (*t));
+ t->sw_if_index = vnet_buffer (b0)->sw_if_index[VLIB_RX];
+ t->next_index = next0;
+ t->table_index = t0 ? t0 - vcm->tables : ~0;
+ t->offset = (t0 && e0) ? vnet_classify_get_offset (t0, e0) : ~0;
+ }
+
+ /* Verify speculative enqueue, maybe switch current next frame */
+ vlib_validate_buffer_enqueue_x1 (vm, node, next_index, to_next,
+ n_left_to_next, bi0, next0);
+ }
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
vlib_node_increment_counter (vm, node->node_index,
- FLOW_CLASSIFY_ERROR_MISS,
- misses);
+ FLOW_CLASSIFY_ERROR_MISS, misses);
vlib_node_increment_counter (vm, node->node_index,
- FLOW_CLASSIFY_ERROR_HIT,
- hits);
+ FLOW_CLASSIFY_ERROR_HIT, hits);
vlib_node_increment_counter (vm, node->node_index,
- FLOW_CLASSIFY_ERROR_CHAIN_HIT,
- chain_hits);
+ FLOW_CLASSIFY_ERROR_CHAIN_HIT, chain_hits);
vlib_node_increment_counter (vm, node->node_index,
- FLOW_CLASSIFY_ERROR_DROP,
- drop);
+ FLOW_CLASSIFY_ERROR_DROP, drop);
return frame->n_vectors;
}
static uword
ip4_flow_classify (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
+ vlib_node_runtime_t * node, vlib_frame_t * frame)
{
- return flow_classify_inline(vm, node, frame, FLOW_CLASSIFY_TABLE_IP4);
+ return flow_classify_inline (vm, node, frame, FLOW_CLASSIFY_TABLE_IP4);
}
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (ip4_flow_classify_node) = {
.function = ip4_flow_classify,
.name = "ip4-flow-classify",
@@ -296,17 +295,18 @@ VLIB_REGISTER_NODE (ip4_flow_classify_node) = {
[FLOW_CLASSIFY_NEXT_INDEX_DROP] = "error-drop",
},
};
+/* *INDENT-ON* */
VLIB_NODE_FUNCTION_MULTIARCH (ip4_flow_classify_node, ip4_flow_classify);
static uword
ip6_flow_classify (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
+ vlib_node_runtime_t * node, vlib_frame_t * frame)
{
- return flow_classify_inline(vm, node, frame, FLOW_CLASSIFY_TABLE_IP6);
+ return flow_classify_inline (vm, node, frame, FLOW_CLASSIFY_TABLE_IP6);
}
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (ip6_flow_classify_node) = {
.function = ip6_flow_classify,
.name = "ip6-flow-classify",
@@ -320,19 +320,29 @@ VLIB_REGISTER_NODE (ip6_flow_classify_node) = {
},
};
+/* *INDENT-ON* */
+
VLIB_NODE_FUNCTION_MULTIARCH (ip6_flow_classify_node, ip6_flow_classify);
static clib_error_t *
-flow_classify_init (vlib_main_t *vm)
+flow_classify_init (vlib_main_t * vm)
{
- flow_classify_main_t * fcm = &flow_classify_main;
+ flow_classify_main_t *fcm = &flow_classify_main;
fcm->vlib_main = vm;
- fcm->vnet_main = vnet_get_main();
+ fcm->vnet_main = vnet_get_main ();
fcm->vnet_classify_main = &vnet_classify_main;
return 0;
}
VLIB_INIT_FUNCTION (flow_classify_init);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/input_acl.c b/src/vnet/classify/input_acl.c
index c446f2d687c..cf5053ef3ac 100644
--- a/src/vnet/classify/input_acl.c
+++ b/src/vnet/classify/input_acl.c
@@ -20,19 +20,18 @@ input_acl_main_t input_acl_main;
static int
vnet_inacl_ip_feature_enable (vlib_main_t * vnm,
- input_acl_main_t *am,
- u32 sw_if_index,
- input_acl_table_id_t tid,
- int feature_enable)
+ input_acl_main_t * am,
+ u32 sw_if_index,
+ input_acl_table_id_t tid, int feature_enable)
{
if (tid == INPUT_ACL_TABLE_L2)
{
l2input_intf_bitmap_enable (sw_if_index, L2INPUT_FEAT_ACL,
- feature_enable);
+ feature_enable);
}
else
- { /* IP[46] */
+ { /* IP[46] */
vnet_feature_config_main_t *fcm;
u8 arc;
@@ -56,15 +55,16 @@ vnet_inacl_ip_feature_enable (vlib_main_t * vnm,
return 0;
}
-int vnet_set_input_acl_intfc (vlib_main_t * vm, u32 sw_if_index,
- u32 ip4_table_index,
- u32 ip6_table_index,
- u32 l2_table_index, u32 is_add)
+int
+vnet_set_input_acl_intfc (vlib_main_t * vm, u32 sw_if_index,
+ u32 ip4_table_index,
+ u32 ip6_table_index, u32 l2_table_index, u32 is_add)
{
- input_acl_main_t * am = &input_acl_main;
- vnet_classify_main_t * vcm = am->vnet_classify_main;
- u32 acl[INPUT_ACL_N_TABLES] = {ip4_table_index, ip6_table_index,
- l2_table_index};
+ input_acl_main_t *am = &input_acl_main;
+ vnet_classify_main_t *vcm = am->vnet_classify_main;
+ u32 acl[INPUT_ACL_N_TABLES] = { ip4_table_index, ip6_table_index,
+ l2_table_index
+ };
u32 ti;
/* Assume that we've validated sw_if_index in the API layer */
@@ -72,34 +72,36 @@ int vnet_set_input_acl_intfc (vlib_main_t * vm, u32 sw_if_index,
for (ti = 0; ti < INPUT_ACL_N_TABLES; ti++)
{
if (acl[ti] == ~0)
- continue;
+ continue;
if (pool_is_free_index (vcm->tables, acl[ti]))
- return VNET_API_ERROR_NO_SUCH_TABLE;
+ return VNET_API_ERROR_NO_SUCH_TABLE;
vec_validate_init_empty
- (am->classify_table_index_by_sw_if_index[ti], sw_if_index, ~0);
+ (am->classify_table_index_by_sw_if_index[ti], sw_if_index, ~0);
/* Reject any DEL operation with wrong sw_if_index */
if (!is_add &&
- (acl[ti] != am->classify_table_index_by_sw_if_index[ti][sw_if_index]))
- {
- clib_warning ("Non-existent intf_idx=%d with table_index=%d for delete",
- sw_if_index, acl[ti]);
- return VNET_API_ERROR_NO_SUCH_TABLE;
- }
+ (acl[ti] !=
+ am->classify_table_index_by_sw_if_index[ti][sw_if_index]))
+ {
+ clib_warning
+ ("Non-existent intf_idx=%d with table_index=%d for delete",
+ sw_if_index, acl[ti]);
+ return VNET_API_ERROR_NO_SUCH_TABLE;
+ }
/* Return ok on ADD operaton if feature is already enabled */
if (is_add &&
- am->classify_table_index_by_sw_if_index[ti][sw_if_index] != ~0)
- return 0;
+ am->classify_table_index_by_sw_if_index[ti][sw_if_index] != ~0)
+ return 0;
vnet_inacl_ip_feature_enable (vm, am, sw_if_index, ti, is_add);
if (is_add)
- am->classify_table_index_by_sw_if_index[ti][sw_if_index] = acl[ti];
+ am->classify_table_index_by_sw_if_index[ti][sw_if_index] = acl[ti];
else
- am->classify_table_index_by_sw_if_index[ti][sw_if_index] = ~0;
+ am->classify_table_index_by_sw_if_index[ti][sw_if_index] = ~0;
}
return 0;
@@ -107,10 +109,9 @@ int vnet_set_input_acl_intfc (vlib_main_t * vm, u32 sw_if_index,
static clib_error_t *
set_input_acl_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input, vlib_cli_command_t * cmd)
{
- vnet_main_t * vnm = vnet_get_main();
+ vnet_main_t *vnm = vnet_get_main ();
u32 sw_if_index = ~0;
u32 ip4_table_index = ~0;
u32 ip6_table_index = ~0;
@@ -122,18 +123,18 @@ set_input_acl_command_fn (vlib_main_t * vm,
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "intfc %U", unformat_vnet_sw_interface,
- vnm, &sw_if_index))
- ;
+ vnm, &sw_if_index))
+ ;
else if (unformat (input, "ip4-table %d", &ip4_table_index))
- idx_cnt++;
+ idx_cnt++;
else if (unformat (input, "ip6-table %d", &ip6_table_index))
- idx_cnt++;
+ idx_cnt++;
else if (unformat (input, "l2-table %d", &l2_table_index))
- idx_cnt++;
+ idx_cnt++;
else if (unformat (input, "del"))
- is_add = 0;
+ is_add = 0;
else
- break;
+ break;
}
if (sw_if_index == ~0)
@@ -146,7 +147,7 @@ set_input_acl_command_fn (vlib_main_t * vm,
return clib_error_return (0, "Only one table index per API is allowed.");
rv = vnet_set_input_acl_intfc (vm, sw_if_index, ip4_table_index,
- ip6_table_index, l2_table_index, is_add);
+ ip6_table_index, l2_table_index, is_add);
switch (rv)
{
@@ -172,6 +173,7 @@ set_input_acl_command_fn (vlib_main_t * vm,
* Note: Only one table index per API call is allowed.
*
*/
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (set_input_acl_command, static) = {
.path = "set interface input acl",
.short_help =
@@ -179,17 +181,19 @@ VLIB_CLI_COMMAND (set_input_acl_command, static) = {
" [ip6-table <index>] [l2-table <index>] [del]",
.function = set_input_acl_command_fn,
};
+/* *INDENT-ON* */
-clib_error_t *input_acl_init (vlib_main_t *vm)
+clib_error_t *
+input_acl_init (vlib_main_t * vm)
{
- input_acl_main_t * am = &input_acl_main;
- clib_error_t * error = 0;
+ input_acl_main_t *am = &input_acl_main;
+ clib_error_t *error = 0;
if ((error = vlib_call_init_function (vm, ip_inacl_init)))
return error;
am->vlib_main = vm;
- am->vnet_main = vnet_get_main();
+ am->vnet_main = vnet_get_main ();
am->vnet_classify_main = &vnet_classify_main;
return 0;
@@ -197,61 +201,63 @@ clib_error_t *input_acl_init (vlib_main_t *vm)
VLIB_INIT_FUNCTION (input_acl_init);
-uword unformat_acl_type (unformat_input_t * input, va_list * args)
+uword
+unformat_acl_type (unformat_input_t * input, va_list * args)
{
- u32 * acl_type = va_arg (*args, u32 *);
+ u32 *acl_type = va_arg (*args, u32 *);
u32 tid = INPUT_ACL_N_TABLES;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "ip4"))
- tid = INPUT_ACL_TABLE_IP4;
- else if (unformat (input, "ip6"))
- tid = INPUT_ACL_TABLE_IP6;
- else if (unformat (input, "l2"))
- tid = INPUT_ACL_TABLE_L2;
- else
- break;
- }
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "ip4"))
+ tid = INPUT_ACL_TABLE_IP4;
+ else if (unformat (input, "ip6"))
+ tid = INPUT_ACL_TABLE_IP6;
+ else if (unformat (input, "l2"))
+ tid = INPUT_ACL_TABLE_L2;
+ else
+ break;
+ }
*acl_type = tid;
return 1;
}
-u8 * format_vnet_inacl_info (u8 * s, va_list * va)
+u8 *
+format_vnet_inacl_info (u8 * s, va_list * va)
{
- input_acl_main_t * am = va_arg (*va, input_acl_main_t *);
+ input_acl_main_t *am = va_arg (*va, input_acl_main_t *);
int sw_if_idx = va_arg (*va, int);
u32 tid = va_arg (*va, u32);
if (tid == ~0)
{
s = format (s, "%10s%20s\t\t%s", "Intfc idx", "Classify table",
- "Interface name");
+ "Interface name");
return s;
}
s = format (s, "%10d%20d\t\t%U", sw_if_idx, tid,
- format_vnet_sw_if_index_name, am->vnet_main, sw_if_idx);
+ format_vnet_sw_if_index_name, am->vnet_main, sw_if_idx);
return s;
}
static clib_error_t *
show_inacl_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input, vlib_cli_command_t * cmd)
{
- input_acl_main_t * am = &input_acl_main;
+ input_acl_main_t *am = &input_acl_main;
u32 type = INPUT_ACL_N_TABLES;
int i;
- u32 * vec_tbl;
+ u32 *vec_tbl;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "type %U", unformat_acl_type, &type))
- ;
+ ;
else
- break;
+ break;
}
if (type == INPUT_ACL_N_TABLES)
@@ -259,25 +265,35 @@ show_inacl_command_fn (vlib_main_t * vm,
vec_tbl = am->classify_table_index_by_sw_if_index[type];
- if (vec_len(vec_tbl))
- vlib_cli_output (vm, "%U", format_vnet_inacl_info, am, ~0 /* hdr */, ~0);
+ if (vec_len (vec_tbl))
+ vlib_cli_output (vm, "%U", format_vnet_inacl_info, am, ~0 /* hdr */ , ~0);
else
vlib_cli_output (vm, "No input ACL tables configured");
for (i = 0; i < vec_len (vec_tbl); i++)
{
- if (vec_elt(vec_tbl, i) == ~0)
- continue;
+ if (vec_elt (vec_tbl, i) == ~0)
+ continue;
vlib_cli_output (vm, "%U", format_vnet_inacl_info,
- am, i, vec_elt(vec_tbl, i));
+ am, i, vec_elt (vec_tbl, i));
}
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_inacl_command, static) = {
.path = "show inacl",
.short_help = "show inacl type [ip4|ip6|l2]",
.function = show_inacl_command_fn,
};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/input_acl.h b/src/vnet/classify/input_acl.h
index 7ffc189f053..a5f3bac6b99 100644
--- a/src/vnet/classify/input_acl.h
+++ b/src/vnet/classify/input_acl.h
@@ -20,35 +20,46 @@
#include <vnet/vnet.h>
#include <vnet/classify/vnet_classify.h>
-typedef enum {
+typedef enum
+{
INPUT_ACL_TABLE_IP4,
INPUT_ACL_TABLE_IP6,
INPUT_ACL_TABLE_L2,
INPUT_ACL_N_TABLES,
} input_acl_table_id_t;
-typedef enum {
+typedef enum
+{
ACL_NEXT_INDEX_DENY,
ACL_NEXT_INDEX_N_NEXT,
} acl_next_index_t;
-typedef struct {
+typedef struct
+{
/* classifier table vectors */
- u32 * classify_table_index_by_sw_if_index [INPUT_ACL_N_TABLES];
+ u32 *classify_table_index_by_sw_if_index[INPUT_ACL_N_TABLES];
/* convenience variables */
- vlib_main_t * vlib_main;
- vnet_main_t * vnet_main;
- vnet_classify_main_t * vnet_classify_main;
- vnet_config_main_t * vnet_config_main [INPUT_ACL_N_TABLES];
+ vlib_main_t *vlib_main;
+ vnet_main_t *vnet_main;
+ vnet_classify_main_t *vnet_classify_main;
+ vnet_config_main_t *vnet_config_main[INPUT_ACL_N_TABLES];
} input_acl_main_t;
extern input_acl_main_t input_acl_main;
int vnet_set_input_acl_intfc (vlib_main_t * vm, u32 sw_if_index,
- u32 ip4_table_index,
- u32 ip6_table_index,
- u32 l2_table_index, u32 is_add);
+ u32 ip4_table_index,
+ u32 ip6_table_index,
+ u32 l2_table_index, u32 is_add);
#endif /* __included_vnet_input_acl_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/ip_classify.c b/src/vnet/classify/ip_classify.c
index 44973ae5e99..1a8e1dd41e5 100644
--- a/src/vnet/classify/ip_classify.c
+++ b/src/vnet/classify/ip_classify.c
@@ -17,21 +17,23 @@
#include <vnet/classify/vnet_classify.h>
#include <vnet/dpo/classify_dpo.h>
-typedef struct {
+typedef struct
+{
u32 next_index;
u32 table_index;
u32 entry_index;
} ip_classify_trace_t;
/* packet trace format function */
-static u8 * format_ip_classify_trace (u8 * s, va_list * args)
+static u8 *
+format_ip_classify_trace (u8 * s, va_list * args)
{
CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
- ip_classify_trace_t * t = va_arg (*args, ip_classify_trace_t *);
-
+ ip_classify_trace_t *t = va_arg (*args, ip_classify_trace_t *);
+
s = format (s, "IP_CLASSIFY: next_index %d, table %d, entry %d",
- t->next_index, t->table_index, t->entry_index);
+ t->next_index, t->table_index, t->entry_index);
return s;
}
@@ -43,14 +45,15 @@ _(MISS, "Classify misses") \
_(HIT, "Classify hits") \
_(CHAIN_HIT, "Classify hits after chain walk")
-typedef enum {
+typedef enum
+{
#define _(sym,str) IP_CLASSIFY_ERROR_##sym,
foreach_ip_classify_error
#undef _
- IP_CLASSIFY_N_ERROR,
+ IP_CLASSIFY_N_ERROR,
} ip_classify_error_t;
-static char * ip_classify_error_strings[] = {
+static char *ip_classify_error_strings[] = {
#define _(sym,string) string,
foreach_ip_classify_error
#undef _
@@ -58,23 +61,26 @@ static char * ip_classify_error_strings[] = {
static inline uword
ip_classify_inline (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame, int is_ip4)
+ vlib_node_runtime_t * node,
+ vlib_frame_t * frame, int is_ip4)
{
- u32 n_left_from, * from, * to_next;
+ u32 n_left_from, *from, *to_next;
ip_lookup_next_t next_index;
- vnet_classify_main_t * vcm = &vnet_classify_main;
+ vnet_classify_main_t *vcm = &vnet_classify_main;
f64 now = vlib_time_now (vm);
u32 hits = 0;
u32 misses = 0;
u32 chain_hits = 0;
u32 n_next;
- if (is_ip4) {
- n_next = IP4_LOOKUP_N_NEXT;
- } else {
- n_next = IP6_LOOKUP_N_NEXT;
- }
+ if (is_ip4)
+ {
+ n_next = IP4_LOOKUP_N_NEXT;
+ }
+ else
+ {
+ n_next = IP6_LOOKUP_N_NEXT;
+ }
from = vlib_frame_vector_args (frame);
n_left_from = frame->n_vectors;
@@ -83,62 +89,62 @@ ip_classify_inline (vlib_main_t * vm,
while (n_left_from > 2)
{
- vlib_buffer_t * b0, * b1;
+ vlib_buffer_t *b0, *b1;
u32 bi0, bi1;
- u8 * h0, * h1;
+ u8 *h0, *h1;
u32 cd_index0, cd_index1;
- classify_dpo_t *cd0, * cd1;
+ classify_dpo_t *cd0, *cd1;
u32 table_index0, table_index1;
- vnet_classify_table_t * t0, * t1;
+ vnet_classify_table_t *t0, *t1;
/* prefetch next iteration */
- {
- vlib_buffer_t * p1, * p2;
-
- p1 = vlib_get_buffer (vm, from[1]);
- p2 = vlib_get_buffer (vm, from[2]);
-
- vlib_prefetch_buffer_header (p1, STORE);
- CLIB_PREFETCH (p1->data, CLIB_CACHE_LINE_BYTES, STORE);
- vlib_prefetch_buffer_header (p2, STORE);
- CLIB_PREFETCH (p2->data, CLIB_CACHE_LINE_BYTES, STORE);
- }
-
+ {
+ vlib_buffer_t *p1, *p2;
+
+ p1 = vlib_get_buffer (vm, from[1]);
+ p2 = vlib_get_buffer (vm, from[2]);
+
+ vlib_prefetch_buffer_header (p1, STORE);
+ CLIB_PREFETCH (p1->data, CLIB_CACHE_LINE_BYTES, STORE);
+ vlib_prefetch_buffer_header (p2, STORE);
+ CLIB_PREFETCH (p2->data, CLIB_CACHE_LINE_BYTES, STORE);
+ }
+
bi0 = from[0];
b0 = vlib_get_buffer (vm, bi0);
- h0 = (void *)vlib_buffer_get_current(b0) -
- ethernet_buffer_header_size(b0);
+ h0 = (void *) vlib_buffer_get_current (b0) -
+ ethernet_buffer_header_size (b0);
bi1 = from[1];
b1 = vlib_get_buffer (vm, bi1);
- h1 = (void *)vlib_buffer_get_current(b1) -
- ethernet_buffer_header_size(b1);
-
+ h1 = (void *) vlib_buffer_get_current (b1) -
+ ethernet_buffer_header_size (b1);
+
cd_index0 = vnet_buffer (b0)->ip.adj_index[VLIB_TX];
- cd0 = classify_dpo_get(cd_index0);
+ cd0 = classify_dpo_get (cd_index0);
table_index0 = cd0->cd_table_index;
cd_index1 = vnet_buffer (b1)->ip.adj_index[VLIB_TX];
- cd1 = classify_dpo_get(cd_index1);
+ cd1 = classify_dpo_get (cd_index1);
table_index1 = cd1->cd_table_index;
t0 = pool_elt_at_index (vcm->tables, table_index0);
t1 = pool_elt_at_index (vcm->tables, table_index1);
-
- vnet_buffer(b0)->l2_classify.hash =
- vnet_classify_hash_packet (t0, (u8 *) h0);
- vnet_classify_prefetch_bucket (t0, vnet_buffer(b0)->l2_classify.hash);
+ vnet_buffer (b0)->l2_classify.hash =
+ vnet_classify_hash_packet (t0, (u8 *) h0);
- vnet_buffer(b1)->l2_classify.hash =
- vnet_classify_hash_packet (t1, (u8 *) h1);
+ vnet_classify_prefetch_bucket (t0, vnet_buffer (b0)->l2_classify.hash);
- vnet_classify_prefetch_bucket (t1, vnet_buffer(b1)->l2_classify.hash);
+ vnet_buffer (b1)->l2_classify.hash =
+ vnet_classify_hash_packet (t1, (u8 *) h1);
- vnet_buffer(b0)->l2_classify.table_index = table_index0;
+ vnet_classify_prefetch_bucket (t1, vnet_buffer (b1)->l2_classify.hash);
- vnet_buffer(b1)->l2_classify.table_index = table_index1;
+ vnet_buffer (b0)->l2_classify.table_index = table_index0;
+
+ vnet_buffer (b1)->l2_classify.table_index = table_index1;
from += 2;
n_left_from -= 2;
@@ -146,34 +152,34 @@ ip_classify_inline (vlib_main_t * vm,
while (n_left_from > 0)
{
- vlib_buffer_t * b0;
+ vlib_buffer_t *b0;
u32 bi0;
- u8 * h0;
+ u8 *h0;
u32 cd_index0;
classify_dpo_t *cd0;
u32 table_index0;
- vnet_classify_table_t * t0;
+ vnet_classify_table_t *t0;
bi0 = from[0];
b0 = vlib_get_buffer (vm, bi0);
- h0 = (void *)vlib_buffer_get_current(b0) -
- ethernet_buffer_header_size(b0);
-
+ h0 = (void *) vlib_buffer_get_current (b0) -
+ ethernet_buffer_header_size (b0);
+
cd_index0 = vnet_buffer (b0)->ip.adj_index[VLIB_TX];
- cd0 = classify_dpo_get(cd_index0);
+ cd0 = classify_dpo_get (cd_index0);
table_index0 = cd0->cd_table_index;
t0 = pool_elt_at_index (vcm->tables, table_index0);
- vnet_buffer(b0)->l2_classify.hash =
- vnet_classify_hash_packet (t0, (u8 *) h0);
+ vnet_buffer (b0)->l2_classify.hash =
+ vnet_classify_hash_packet (t0, (u8 *) h0);
- vnet_buffer(b0)->l2_classify.table_index = table_index0;
- vnet_classify_prefetch_bucket (t0, vnet_buffer(b0)->l2_classify.hash);
+ vnet_buffer (b0)->l2_classify.table_index = table_index0;
+ vnet_classify_prefetch_bucket (t0, vnet_buffer (b0)->l2_classify.hash);
from++;
n_left_from--;
}
-
+
next_index = node->cached_next_index;
from = vlib_frame_vector_args (frame);
n_left_from = frame->n_vectors;
@@ -182,40 +188,39 @@ ip_classify_inline (vlib_main_t * vm,
{
u32 n_left_to_next;
- vlib_get_next_frame (vm, node, next_index,
- to_next, n_left_to_next);
+ vlib_get_next_frame (vm, node, next_index, to_next, n_left_to_next);
/* Not enough load/store slots to dual loop... */
while (n_left_from > 0 && n_left_to_next > 0)
{
- u32 bi0;
- vlib_buffer_t * b0;
- u32 next0 = IP_LOOKUP_NEXT_DROP;
- u32 table_index0;
- vnet_classify_table_t * t0;
- vnet_classify_entry_t * e0;
- u64 hash0;
- u8 * h0;
-
- /* Stride 3 seems to work best */
- if (PREDICT_TRUE (n_left_from > 3))
- {
- vlib_buffer_t * p1 = vlib_get_buffer(vm, from[3]);
- vnet_classify_table_t * tp1;
- u32 table_index1;
- u64 phash1;
-
- table_index1 = vnet_buffer(p1)->l2_classify.table_index;
-
- if (PREDICT_TRUE (table_index1 != ~0))
- {
- tp1 = pool_elt_at_index (vcm->tables, table_index1);
- phash1 = vnet_buffer(p1)->l2_classify.hash;
- vnet_classify_prefetch_entry (tp1, phash1);
- }
- }
-
- /* speculatively enqueue b0 to the current next frame */
+ u32 bi0;
+ vlib_buffer_t *b0;
+ u32 next0 = IP_LOOKUP_NEXT_DROP;
+ u32 table_index0;
+ vnet_classify_table_t *t0;
+ vnet_classify_entry_t *e0;
+ u64 hash0;
+ u8 *h0;
+
+ /* Stride 3 seems to work best */
+ if (PREDICT_TRUE (n_left_from > 3))
+ {
+ vlib_buffer_t *p1 = vlib_get_buffer (vm, from[3]);
+ vnet_classify_table_t *tp1;
+ u32 table_index1;
+ u64 phash1;
+
+ table_index1 = vnet_buffer (p1)->l2_classify.table_index;
+
+ if (PREDICT_TRUE (table_index1 != ~0))
+ {
+ tp1 = pool_elt_at_index (vcm->tables, table_index1);
+ phash1 = vnet_buffer (p1)->l2_classify.hash;
+ vnet_classify_prefetch_entry (tp1, phash1);
+ }
+ }
+
+ /* speculatively enqueue b0 to the current next frame */
bi0 = from[0];
to_next[0] = bi0;
from += 1;
@@ -224,72 +229,71 @@ ip_classify_inline (vlib_main_t * vm,
n_left_to_next -= 1;
b0 = vlib_get_buffer (vm, bi0);
- h0 = b0->data;
- table_index0 = vnet_buffer(b0)->l2_classify.table_index;
- e0 = 0;
- t0 = 0;
- vnet_buffer(b0)->l2_classify.opaque_index = ~0;
-
- if (PREDICT_TRUE(table_index0 != ~0))
- {
- hash0 = vnet_buffer(b0)->l2_classify.hash;
- t0 = pool_elt_at_index (vcm->tables, table_index0);
-
- e0 = vnet_classify_find_entry (t0, (u8 *) h0, hash0,
- now);
- if (e0)
- {
- vnet_buffer(b0)->l2_classify.opaque_index
- = e0->opaque_index;
- vlib_buffer_advance (b0, e0->advance);
- next0 = (e0->next_index < node->n_next_nodes)?
- e0->next_index:next0;
- hits++;
- }
- else
- {
- while (1)
- {
- if (t0->next_table_index != ~0)
- t0 = pool_elt_at_index (vcm->tables,
- t0->next_table_index);
- else
- {
- next0 = (t0->miss_next_index < n_next) ?
- t0->miss_next_index : next0;
- misses++;
- break;
- }
-
- hash0 = vnet_classify_hash_packet (t0, (u8 *) h0);
- e0 = vnet_classify_find_entry
- (t0, (u8 *) h0, hash0, now);
- if (e0)
- {
- vnet_buffer(b0)->l2_classify.opaque_index
- = e0->opaque_index;
- vlib_buffer_advance (b0, e0->advance);
- next0 = (e0->next_index < node->n_next_nodes)?
- e0->next_index:next0;
- hits++;
- chain_hits++;
- break;
- }
- }
- }
- }
-
- if (PREDICT_FALSE((node->flags & VLIB_NODE_FLAG_TRACE)
- && (b0->flags & VLIB_BUFFER_IS_TRACED)))
- {
- ip_classify_trace_t *t =
- vlib_add_trace (vm, node, b0, sizeof (*t));
- t->next_index = next0;
- t->table_index = t0 ? t0 - vcm->tables : ~0;
- t->entry_index = e0 ? e0 - t0->entries : ~0;
- }
-
- /* verify speculative enqueue, maybe switch current next frame */
+ h0 = b0->data;
+ table_index0 = vnet_buffer (b0)->l2_classify.table_index;
+ e0 = 0;
+ t0 = 0;
+ vnet_buffer (b0)->l2_classify.opaque_index = ~0;
+
+ if (PREDICT_TRUE (table_index0 != ~0))
+ {
+ hash0 = vnet_buffer (b0)->l2_classify.hash;
+ t0 = pool_elt_at_index (vcm->tables, table_index0);
+
+ e0 = vnet_classify_find_entry (t0, (u8 *) h0, hash0, now);
+ if (e0)
+ {
+ vnet_buffer (b0)->l2_classify.opaque_index
+ = e0->opaque_index;
+ vlib_buffer_advance (b0, e0->advance);
+ next0 = (e0->next_index < node->n_next_nodes) ?
+ e0->next_index : next0;
+ hits++;
+ }
+ else
+ {
+ while (1)
+ {
+ if (t0->next_table_index != ~0)
+ t0 = pool_elt_at_index (vcm->tables,
+ t0->next_table_index);
+ else
+ {
+ next0 = (t0->miss_next_index < n_next) ?
+ t0->miss_next_index : next0;
+ misses++;
+ break;
+ }
+
+ hash0 = vnet_classify_hash_packet (t0, (u8 *) h0);
+ e0 = vnet_classify_find_entry
+ (t0, (u8 *) h0, hash0, now);
+ if (e0)
+ {
+ vnet_buffer (b0)->l2_classify.opaque_index
+ = e0->opaque_index;
+ vlib_buffer_advance (b0, e0->advance);
+ next0 = (e0->next_index < node->n_next_nodes) ?
+ e0->next_index : next0;
+ hits++;
+ chain_hits++;
+ break;
+ }
+ }
+ }
+ }
+
+ if (PREDICT_FALSE ((node->flags & VLIB_NODE_FLAG_TRACE)
+ && (b0->flags & VLIB_BUFFER_IS_TRACED)))
+ {
+ ip_classify_trace_t *t =
+ vlib_add_trace (vm, node, b0, sizeof (*t));
+ t->next_index = next0;
+ t->table_index = t0 ? t0 - vcm->tables : ~0;
+ t->entry_index = e0 ? e0 - t0->entries : ~0;
+ }
+
+ /* verify speculative enqueue, maybe switch current next frame */
vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
to_next, n_left_to_next,
bi0, next0);
@@ -298,27 +302,24 @@ ip_classify_inline (vlib_main_t * vm,
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
- vlib_node_increment_counter (vm, node->node_index,
- IP_CLASSIFY_ERROR_MISS,
- misses);
- vlib_node_increment_counter (vm, node->node_index,
- IP_CLASSIFY_ERROR_HIT,
- hits);
- vlib_node_increment_counter (vm, node->node_index,
- IP_CLASSIFY_ERROR_CHAIN_HIT,
- chain_hits);
+ vlib_node_increment_counter (vm, node->node_index,
+ IP_CLASSIFY_ERROR_MISS, misses);
+ vlib_node_increment_counter (vm, node->node_index,
+ IP_CLASSIFY_ERROR_HIT, hits);
+ vlib_node_increment_counter (vm, node->node_index,
+ IP_CLASSIFY_ERROR_CHAIN_HIT, chain_hits);
return frame->n_vectors;
}
static uword
ip4_classify (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
+ vlib_node_runtime_t * node, vlib_frame_t * frame)
{
- return ip_classify_inline (vm, node, frame, 1 /* is_ip4 */);
+ return ip_classify_inline (vm, node, frame, 1 /* is_ip4 */ );
}
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (ip4_classify_node) = {
.function = ip4_classify,
.name = "ip4-classify",
@@ -330,18 +331,18 @@ VLIB_REGISTER_NODE (ip4_classify_node) = {
.n_next_nodes = 0,
};
+/* *INDENT-ON* */
VLIB_NODE_FUNCTION_MULTIARCH (ip4_classify_node, ip4_classify)
-
-static uword
-ip6_classify (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * frame)
+ static uword
+ ip6_classify (vlib_main_t * vm,
+ vlib_node_runtime_t * node, vlib_frame_t * frame)
{
- return ip_classify_inline (vm, node, frame, 0 /* is_ip4 */);
+ return ip_classify_inline (vm, node, frame, 0 /* is_ip4 */ );
}
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (ip6_classify_node) = {
.function = ip6_classify,
.name = "ip6-classify",
@@ -353,13 +354,20 @@ VLIB_REGISTER_NODE (ip6_classify_node) = {
.n_next_nodes = 0,
};
+/* *INDENT-ON* */
VLIB_NODE_FUNCTION_MULTIARCH (ip6_classify_node, ip6_classify)
-
-static clib_error_t *
-ip_classify_init (vlib_main_t * vm)
+ static clib_error_t *ip_classify_init (vlib_main_t * vm)
{
return 0;
}
VLIB_INIT_FUNCTION (ip_classify_init);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/policer_classify.c b/src/vnet/classify/policer_classify.c
index 2a4fa62c023..542ba1015ed 100644
--- a/src/vnet/classify/policer_classify.c
+++ b/src/vnet/classify/policer_classify.c
@@ -18,19 +18,19 @@ policer_classify_main_t policer_classify_main;
static void
vnet_policer_classify_feature_enable (vlib_main_t * vnm,
- policer_classify_main_t * pcm,
- u32 sw_if_index,
- policer_classify_table_id_t tid,
- int feature_enable)
+ policer_classify_main_t * pcm,
+ u32 sw_if_index,
+ policer_classify_table_id_t tid,
+ int feature_enable)
{
if (tid == POLICER_CLASSIFY_TABLE_L2)
{
l2input_intf_bitmap_enable (sw_if_index, L2INPUT_FEAT_POLICER_CLAS,
- feature_enable);
+ feature_enable);
}
else
{
- vnet_feature_config_main_t * fcm;
+ vnet_feature_config_main_t *fcm;
u8 arc;
if (tid == POLICER_CLASSIFY_TABLE_IP4)
@@ -39,7 +39,7 @@ vnet_policer_classify_feature_enable (vlib_main_t * vnm,
sw_if_index, feature_enable, 0, 0);
arc = vnet_get_feature_arc_index ("ip4-unicast");
}
-
+
else
{
vnet_feature_enable_disable ("ip6-unicast", "ip6-policer-classify",
@@ -52,14 +52,16 @@ vnet_policer_classify_feature_enable (vlib_main_t * vnm,
}
}
-int vnet_set_policer_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
- u32 ip4_table_index, u32 ip6_table_index,
- u32 l2_table_index, u32 is_add)
+int
+vnet_set_policer_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
+ u32 ip4_table_index, u32 ip6_table_index,
+ u32 l2_table_index, u32 is_add)
{
- policer_classify_main_t * pcm = &policer_classify_main;
- vnet_classify_main_t * vcm = pcm->vnet_classify_main;
- u32 pct[POLICER_CLASSIFY_N_TABLES] = {ip4_table_index, ip6_table_index,
- l2_table_index};
+ policer_classify_main_t *pcm = &policer_classify_main;
+ vnet_classify_main_t *vcm = pcm->vnet_classify_main;
+ u32 pct[POLICER_CLASSIFY_N_TABLES] = { ip4_table_index, ip6_table_index,
+ l2_table_index
+ };
u32 ti;
/* Assume that we've validated sw_if_index in the API layer */
@@ -67,34 +69,36 @@ int vnet_set_policer_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
for (ti = 0; ti < POLICER_CLASSIFY_N_TABLES; ti++)
{
if (pct[ti] == ~0)
- continue;
+ continue;
if (pool_is_free_index (vcm->tables, pct[ti]))
- return VNET_API_ERROR_NO_SUCH_TABLE;
+ return VNET_API_ERROR_NO_SUCH_TABLE;
vec_validate_init_empty
- (pcm->classify_table_index_by_sw_if_index[ti], sw_if_index, ~0);
+ (pcm->classify_table_index_by_sw_if_index[ti], sw_if_index, ~0);
/* Reject any DEL operation with wrong sw_if_index */
if (!is_add &&
- (pct[ti] != pcm->classify_table_index_by_sw_if_index[ti][sw_if_index]))
- {
- clib_warning ("Non-existent intf_idx=%d with table_index=%d for delete",
- sw_if_index, pct[ti]);
- return VNET_API_ERROR_NO_SUCH_TABLE;
- }
+ (pct[ti] !=
+ pcm->classify_table_index_by_sw_if_index[ti][sw_if_index]))
+ {
+ clib_warning
+ ("Non-existent intf_idx=%d with table_index=%d for delete",
+ sw_if_index, pct[ti]);
+ return VNET_API_ERROR_NO_SUCH_TABLE;
+ }
/* Return ok on ADD operaton if feature is already enabled */
if (is_add &&
- pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] != ~0)
- return 0;
+ pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] != ~0)
+ return 0;
vnet_policer_classify_feature_enable (vm, pcm, sw_if_index, ti, is_add);
if (is_add)
- pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = pct[ti];
+ pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = pct[ti];
else
- pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = ~0;
+ pcm->classify_table_index_by_sw_if_index[ti][sw_if_index] = ~0;
}
@@ -103,10 +107,10 @@ int vnet_set_policer_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
static clib_error_t *
set_policer_classify_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
{
- vnet_main_t * vnm = vnet_get_main();
+ vnet_main_t *vnm = vnet_get_main ();
u32 sw_if_index = ~0;
u32 ip4_table_index = ~0;
u32 ip6_table_index = ~0;
@@ -118,18 +122,18 @@ set_policer_classify_command_fn (vlib_main_t * vm,
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "interface %U", unformat_vnet_sw_interface,
- vnm, &sw_if_index))
- ;
+ vnm, &sw_if_index))
+ ;
else if (unformat (input, "ip4-table %d", &ip4_table_index))
- idx_cnt++;
+ idx_cnt++;
else if (unformat (input, "ip6-table %d", &ip6_table_index))
- idx_cnt++;
+ idx_cnt++;
else if (unformat (input, "l2-table %d", &l2_table_index))
- idx_cnt++;
+ idx_cnt++;
else if (unformat (input, "del"))
- is_add = 0;
+ is_add = 0;
else
- break;
+ break;
}
if (sw_if_index == ~0)
@@ -141,8 +145,9 @@ set_policer_classify_command_fn (vlib_main_t * vm,
if (idx_cnt > 1)
return clib_error_return (0, "Only one table index per API is allowed.");
- rv = vnet_set_policer_classify_intfc(vm, sw_if_index, ip4_table_index,
- ip6_table_index, l2_table_index, is_add);
+ rv = vnet_set_policer_classify_intfc (vm, sw_if_index, ip4_table_index,
+ ip6_table_index, l2_table_index,
+ is_add);
switch (rv)
{
@@ -158,6 +163,7 @@ set_policer_classify_command_fn (vlib_main_t * vm,
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (set_policer_classify_command, static) = {
.path = "set policer classify",
.short_help =
@@ -165,11 +171,12 @@ VLIB_CLI_COMMAND (set_policer_classify_command, static) = {
" [ip6-table <index>] [l2-table <index>] [del]",
.function = set_policer_classify_command_fn,
};
+/* *INDENT-ON* */
static uword
unformat_table_type (unformat_input_t * input, va_list * va)
{
- u32 * r = va_arg (*va, u32 *);
+ u32 *r = va_arg (*va, u32 *);
u32 tid;
if (unformat (input, "ip4"))
@@ -184,14 +191,15 @@ unformat_table_type (unformat_input_t * input, va_list * va)
*r = tid;
return 1;
}
+
static clib_error_t *
show_policer_classify_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
{
- policer_classify_main_t * pcm = &policer_classify_main;
+ policer_classify_main_t *pcm = &policer_classify_main;
u32 type = POLICER_CLASSIFY_N_TABLES;
- u32 * vec_tbl;
+ u32 *vec_tbl;
int i;
if (unformat (input, "type %U", unformat_table_type, &type))
@@ -204,26 +212,36 @@ show_policer_classify_command_fn (vlib_main_t * vm,
vec_tbl = pcm->classify_table_index_by_sw_if_index[type];
- if (vec_len(vec_tbl))
- vlib_cli_output (vm, "%10s%20s\t\t%s", "Intfc idx", "Classify table",
- "Interface name");
+ if (vec_len (vec_tbl))
+ vlib_cli_output (vm, "%10s%20s\t\t%s", "Intfc idx", "Classify table",
+ "Interface name");
else
vlib_cli_output (vm, "No tables configured.");
for (i = 0; i < vec_len (vec_tbl); i++)
{
- if (vec_elt(vec_tbl, i) == ~0)
- continue;
+ if (vec_elt (vec_tbl, i) == ~0)
+ continue;
- vlib_cli_output (vm, "%10d%20d\t\t%U", i, vec_elt(vec_tbl, i),
- format_vnet_sw_if_index_name, pcm->vnet_main, i);
+ vlib_cli_output (vm, "%10d%20d\t\t%U", i, vec_elt (vec_tbl, i),
+ format_vnet_sw_if_index_name, pcm->vnet_main, i);
}
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_policer_classify_command, static) = {
.path = "show classify policer",
.short_help = "show classify policer type [ip4|ip6|l2]",
.function = show_policer_classify_command_fn,
};
+/* *INDENT-ON* */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/policer_classify.h b/src/vnet/classify/policer_classify.h
index 6ab424fbf9c..a1bc9c54162 100644
--- a/src/vnet/classify/policer_classify.h
+++ b/src/vnet/classify/policer_classify.h
@@ -20,36 +20,47 @@
#include <vnet/vnet.h>
#include <vnet/classify/vnet_classify.h>
-typedef enum {
+typedef enum
+{
POLICER_CLASSIFY_TABLE_IP4,
POLICER_CLASSIFY_TABLE_IP6,
POLICER_CLASSIFY_TABLE_L2,
POLICER_CLASSIFY_N_TABLES,
} policer_classify_table_id_t;
-typedef enum {
+typedef enum
+{
POLICER_CLASSIFY_NEXT_INDEX_DROP,
POLICER_CLASSIFY_NEXT_INDEX_N_NEXT,
} policer_classify_next_index_t;
-typedef struct {
+typedef struct
+{
/* Classifier table vectors */
- u32 * classify_table_index_by_sw_if_index [POLICER_CLASSIFY_N_TABLES];
+ u32 *classify_table_index_by_sw_if_index[POLICER_CLASSIFY_N_TABLES];
/* L2 next nodes for each feature */
u32 feat_next_node_index[32];
/* Convenience variables */
- vlib_main_t * vlib_main;
- vnet_main_t * vnet_main;
- vnet_classify_main_t * vnet_classify_main;
- vnet_config_main_t * vnet_config_main [POLICER_CLASSIFY_N_TABLES];
+ vlib_main_t *vlib_main;
+ vnet_main_t *vnet_main;
+ vnet_classify_main_t *vnet_classify_main;
+ vnet_config_main_t *vnet_config_main[POLICER_CLASSIFY_N_TABLES];
} policer_classify_main_t;
extern policer_classify_main_t policer_classify_main;
int vnet_set_policer_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
- u32 ip4_table_index, u32 ip6_table_index,
- u32 l2_table_index, u32 is_add);
+ u32 ip4_table_index, u32 ip6_table_index,
+ u32 l2_table_index, u32 is_add);
#endif /* __included_vnet_policer_classify_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/vnet_classify.c b/src/vnet/classify/vnet_classify.c
index a70782339d4..ef45d1a4167 100644
--- a/src/vnet/classify/vnet_classify.c
+++ b/src/vnet/classify/vnet_classify.c
@@ -15,110 +15,122 @@
#include <vnet/classify/vnet_classify.h>
#include <vnet/classify/input_acl.h>
#include <vnet/ip/ip.h>
-#include <vnet/api_errno.h> /* for API error numbers */
-#include <vnet/l2/l2_classify.h> /* for L2_INPUT_CLASSIFY_NEXT_xxx */
+#include <vnet/api_errno.h> /* for API error numbers */
+#include <vnet/l2/l2_classify.h> /* for L2_INPUT_CLASSIFY_NEXT_xxx */
#include <vnet/fib/fib_table.h>
vnet_classify_main_t vnet_classify_main;
#if VALIDATION_SCAFFOLDING
/* Validation scaffolding */
-void mv (vnet_classify_table_t * t)
+void
+mv (vnet_classify_table_t * t)
{
- void * oldheap;
+ void *oldheap;
oldheap = clib_mem_set_heap (t->mheap);
- clib_mem_validate();
+ clib_mem_validate ();
clib_mem_set_heap (oldheap);
}
-void rogue (vnet_classify_table_t * t)
+void
+rogue (vnet_classify_table_t * t)
{
int i, j, k;
- vnet_classify_entry_t * v, * save_v;
+ vnet_classify_entry_t *v, *save_v;
u32 active_elements = 0;
- vnet_classify_bucket_t * b;
-
+ vnet_classify_bucket_t *b;
+
for (i = 0; i < t->nbuckets; i++)
{
- b = &t->buckets [i];
+ b = &t->buckets[i];
if (b->offset == 0)
- continue;
+ continue;
save_v = vnet_classify_get_entry (t, b->offset);
- for (j = 0; j < (1<<b->log2_pages); j++)
- {
- for (k = 0; k < t->entries_per_page; k++)
- {
- v = vnet_classify_entry_at_index
- (t, save_v, j*t->entries_per_page + k);
-
- if (vnet_classify_entry_is_busy (v))
- active_elements++;
- }
- }
+ for (j = 0; j < (1 << b->log2_pages); j++)
+ {
+ for (k = 0; k < t->entries_per_page; k++)
+ {
+ v = vnet_classify_entry_at_index
+ (t, save_v, j * t->entries_per_page + k);
+
+ if (vnet_classify_entry_is_busy (v))
+ active_elements++;
+ }
+ }
}
if (active_elements != t->active_elements)
- clib_warning ("found %u expected %u elts", active_elements,
- t->active_elements);
+ clib_warning ("found %u expected %u elts", active_elements,
+ t->active_elements);
}
#else
-void mv (vnet_classify_table_t * t) { }
-void rogue (vnet_classify_table_t * t) { }
+void
+mv (vnet_classify_table_t * t)
+{
+}
+
+void
+rogue (vnet_classify_table_t * t)
+{
+}
#endif
-void vnet_classify_register_unformat_l2_next_index_fn (unformat_function_t * fn)
+void
+vnet_classify_register_unformat_l2_next_index_fn (unformat_function_t * fn)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
+ vnet_classify_main_t *cm = &vnet_classify_main;
vec_add1 (cm->unformat_l2_next_index_fns, fn);
}
-void vnet_classify_register_unformat_ip_next_index_fn (unformat_function_t * fn)
+void
+vnet_classify_register_unformat_ip_next_index_fn (unformat_function_t * fn)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
+ vnet_classify_main_t *cm = &vnet_classify_main;
vec_add1 (cm->unformat_ip_next_index_fns, fn);
}
-void
+void
vnet_classify_register_unformat_acl_next_index_fn (unformat_function_t * fn)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
+ vnet_classify_main_t *cm = &vnet_classify_main;
vec_add1 (cm->unformat_acl_next_index_fns, fn);
}
void
-vnet_classify_register_unformat_policer_next_index_fn (unformat_function_t * fn)
+vnet_classify_register_unformat_policer_next_index_fn (unformat_function_t *
+ fn)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
+ vnet_classify_main_t *cm = &vnet_classify_main;
vec_add1 (cm->unformat_policer_next_index_fns, fn);
}
-void vnet_classify_register_unformat_opaque_index_fn (unformat_function_t * fn)
+void
+vnet_classify_register_unformat_opaque_index_fn (unformat_function_t * fn)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
+ vnet_classify_main_t *cm = &vnet_classify_main;
vec_add1 (cm->unformat_opaque_index_fns, fn);
}
-vnet_classify_table_t *
-vnet_classify_new_table (vnet_classify_main_t *cm,
- u8 * mask, u32 nbuckets, u32 memory_size,
- u32 skip_n_vectors,
- u32 match_n_vectors)
+vnet_classify_table_t *
+vnet_classify_new_table (vnet_classify_main_t * cm,
+ u8 * mask, u32 nbuckets, u32 memory_size,
+ u32 skip_n_vectors, u32 match_n_vectors)
{
- vnet_classify_table_t * t;
- void * oldheap;
-
+ vnet_classify_table_t *t;
+ void *oldheap;
+
nbuckets = 1 << (max_log2 (nbuckets));
pool_get_aligned (cm->tables, t, CLIB_CACHE_LINE_BYTES);
- memset(t, 0, sizeof (*t));
-
- vec_validate_aligned (t->mask, match_n_vectors - 1, sizeof(u32x4));
+ memset (t, 0, sizeof (*t));
+
+ vec_validate_aligned (t->mask, match_n_vectors - 1, sizeof (u32x4));
clib_memcpy (t->mask, mask, match_n_vectors * sizeof (u32x4));
t->next_table_index = ~0;
@@ -128,23 +140,24 @@ vnet_classify_new_table (vnet_classify_main_t *cm,
t->skip_n_vectors = skip_n_vectors;
t->entries_per_page = 2;
- t->mheap = mheap_alloc (0 /* use VM */, memory_size);
+ t->mheap = mheap_alloc (0 /* use VM */ , memory_size);
vec_validate_aligned (t->buckets, nbuckets - 1, CLIB_CACHE_LINE_BYTES);
oldheap = clib_mem_set_heap (t->mheap);
- t->writer_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
- CLIB_CACHE_LINE_BYTES);
+ t->writer_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
+ CLIB_CACHE_LINE_BYTES);
t->writer_lock[0] = 0;
clib_mem_set_heap (oldheap);
return (t);
}
-void vnet_classify_delete_table_index (vnet_classify_main_t *cm,
- u32 table_index, int del_chain)
+void
+vnet_classify_delete_table_index (vnet_classify_main_t * cm,
+ u32 table_index, int del_chain)
{
- vnet_classify_table_t * t;
+ vnet_classify_table_t *t;
/* Tolerate multiple frees, up to a point */
if (pool_is_free_index (cm->tables, table_index))
@@ -158,26 +171,26 @@ void vnet_classify_delete_table_index (vnet_classify_main_t *cm,
vec_free (t->mask);
vec_free (t->buckets);
mheap_free (t->mheap);
-
+
pool_put (cm->tables, t);
}
static vnet_classify_entry_t *
vnet_classify_entry_alloc (vnet_classify_table_t * t, u32 log2_pages)
{
- vnet_classify_entry_t * rv = 0;
+ vnet_classify_entry_t *rv = 0;
u32 required_length;
- void * oldheap;
+ void *oldheap;
ASSERT (t->writer_lock[0]);
- required_length =
- (sizeof(vnet_classify_entry_t) + (t->match_n_vectors*sizeof(u32x4)))
- * t->entries_per_page * (1<<log2_pages);
+ required_length =
+ (sizeof (vnet_classify_entry_t) + (t->match_n_vectors * sizeof (u32x4)))
+ * t->entries_per_page * (1 << log2_pages);
- if (log2_pages >= vec_len (t->freelists) || t->freelists [log2_pages] == 0)
+ if (log2_pages >= vec_len (t->freelists) || t->freelists[log2_pages] == 0)
{
oldheap = clib_mem_set_heap (t->mheap);
-
+
vec_validate (t->freelists, log2_pages);
rv = clib_mem_alloc_aligned (required_length, CLIB_CACHE_LINE_BYTES);
@@ -186,9 +199,9 @@ vnet_classify_entry_alloc (vnet_classify_table_t * t, u32 log2_pages)
}
rv = t->freelists[log2_pages];
t->freelists[log2_pages] = rv->next_free;
-
+
initialize:
- ASSERT(rv);
+ ASSERT (rv);
memset (rv, 0xff, required_length);
return rv;
@@ -196,24 +209,24 @@ initialize:
static void
vnet_classify_entry_free (vnet_classify_table_t * t,
- vnet_classify_entry_t * v, u32 log2_pages)
+ vnet_classify_entry_t * v, u32 log2_pages)
{
- ASSERT (t->writer_lock[0]);
+ ASSERT (t->writer_lock[0]);
- ASSERT(vec_len (t->freelists) > log2_pages);
+ ASSERT (vec_len (t->freelists) > log2_pages);
- v->next_free = t->freelists[log2_pages];
- t->freelists[log2_pages] = v;
+ v->next_free = t->freelists[log2_pages];
+ t->freelists[log2_pages] = v;
}
static inline void make_working_copy
-(vnet_classify_table_t * t, vnet_classify_bucket_t * b)
+ (vnet_classify_table_t * t, vnet_classify_bucket_t * b)
{
- vnet_classify_entry_t * v;
- vnet_classify_bucket_t working_bucket __attribute__((aligned (8)));
- void * oldheap;
- vnet_classify_entry_t * working_copy;
- u32 thread_index = vlib_get_thread_index();
+ vnet_classify_entry_t *v;
+ vnet_classify_bucket_t working_bucket __attribute__ ((aligned (8)));
+ void *oldheap;
+ vnet_classify_entry_t *working_copy;
+ u32 thread_index = vlib_get_thread_index ();
int working_copy_length, required_length;
if (thread_index >= vec_len (t->working_copies))
@@ -225,16 +238,16 @@ static inline void make_working_copy
clib_mem_set_heap (oldheap);
}
- /*
+ /*
* working_copies are per-cpu so that near-simultaneous
* updates from multiple threads will not result in sporadic, spurious
- * lookup failures.
+ * lookup failures.
*/
working_copy = t->working_copies[thread_index];
working_copy_length = t->working_copy_lengths[thread_index];
- required_length =
- (sizeof(vnet_classify_entry_t) + (t->match_n_vectors*sizeof(u32x4)))
- * t->entries_per_page * (1<<b->log2_pages);
+ required_length =
+ (sizeof (vnet_classify_entry_t) + (t->match_n_vectors * sizeof (u32x4)))
+ * t->entries_per_page * (1 << b->log2_pages);
t->saved_bucket.as_u64 = b->as_u64;
oldheap = clib_mem_set_heap (t->mheap);
@@ -242,119 +255,118 @@ static inline void make_working_copy
if (required_length > working_copy_length)
{
if (working_copy)
- clib_mem_free (working_copy);
+ clib_mem_free (working_copy);
working_copy =
- clib_mem_alloc_aligned (required_length, CLIB_CACHE_LINE_BYTES);
+ clib_mem_alloc_aligned (required_length, CLIB_CACHE_LINE_BYTES);
t->working_copies[thread_index] = working_copy;
}
clib_mem_set_heap (oldheap);
v = vnet_classify_get_entry (t, b->offset);
-
+
clib_memcpy (working_copy, v, required_length);
-
+
working_bucket.as_u64 = b->as_u64;
working_bucket.offset = vnet_classify_get_offset (t, working_copy);
- CLIB_MEMORY_BARRIER();
+ CLIB_MEMORY_BARRIER ();
b->as_u64 = working_bucket.as_u64;
t->working_copies[thread_index] = working_copy;
}
static vnet_classify_entry_t *
split_and_rehash (vnet_classify_table_t * t,
- vnet_classify_entry_t * old_values, u32 old_log2_pages,
- u32 new_log2_pages)
+ vnet_classify_entry_t * old_values, u32 old_log2_pages,
+ u32 new_log2_pages)
{
- vnet_classify_entry_t * new_values, * v, * new_v;
+ vnet_classify_entry_t *new_values, *v, *new_v;
int i, j, length_in_entries;
-
+
new_values = vnet_classify_entry_alloc (t, new_log2_pages);
- length_in_entries = (1<<old_log2_pages) * t->entries_per_page;
-
+ length_in_entries = (1 << old_log2_pages) * t->entries_per_page;
+
for (i = 0; i < length_in_entries; i++)
{
u64 new_hash;
-
+
v = vnet_classify_entry_at_index (t, old_values, i);
-
+
if (vnet_classify_entry_is_busy (v))
- {
- /* Hack so we can use the packet hash routine */
- u8 * key_minus_skip;
- key_minus_skip = (u8 *) v->key;
- key_minus_skip -= t->skip_n_vectors * sizeof (u32x4);
-
- new_hash = vnet_classify_hash_packet (t, key_minus_skip);
- new_hash >>= t->log2_nbuckets;
- new_hash &= (1<<new_log2_pages) - 1;
-
- for (j = 0; j < t->entries_per_page; j++)
- {
- new_v = vnet_classify_entry_at_index (t, new_values,
- new_hash + j);
-
- if (vnet_classify_entry_is_free (new_v))
- {
- clib_memcpy (new_v, v, sizeof (vnet_classify_entry_t)
- + (t->match_n_vectors * sizeof (u32x4)));
- new_v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
- goto doublebreak;
- }
- }
- /* Crap. Tell caller to try again */
- vnet_classify_entry_free (t, new_values, new_log2_pages);
- return 0;
- doublebreak:
- ;
- }
+ {
+ /* Hack so we can use the packet hash routine */
+ u8 *key_minus_skip;
+ key_minus_skip = (u8 *) v->key;
+ key_minus_skip -= t->skip_n_vectors * sizeof (u32x4);
+
+ new_hash = vnet_classify_hash_packet (t, key_minus_skip);
+ new_hash >>= t->log2_nbuckets;
+ new_hash &= (1 << new_log2_pages) - 1;
+
+ for (j = 0; j < t->entries_per_page; j++)
+ {
+ new_v = vnet_classify_entry_at_index (t, new_values,
+ new_hash + j);
+
+ if (vnet_classify_entry_is_free (new_v))
+ {
+ clib_memcpy (new_v, v, sizeof (vnet_classify_entry_t)
+ + (t->match_n_vectors * sizeof (u32x4)));
+ new_v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
+ goto doublebreak;
+ }
+ }
+ /* Crap. Tell caller to try again */
+ vnet_classify_entry_free (t, new_values, new_log2_pages);
+ return 0;
+ doublebreak:
+ ;
+ }
}
return new_values;
}
static vnet_classify_entry_t *
split_and_rehash_linear (vnet_classify_table_t * t,
- vnet_classify_entry_t * old_values,
- u32 old_log2_pages,
- u32 new_log2_pages)
+ vnet_classify_entry_t * old_values,
+ u32 old_log2_pages, u32 new_log2_pages)
{
- vnet_classify_entry_t * new_values, * v, * new_v;
+ vnet_classify_entry_t *new_values, *v, *new_v;
int i, j, new_length_in_entries, old_length_in_entries;
-
+
new_values = vnet_classify_entry_alloc (t, new_log2_pages);
- new_length_in_entries = (1<<new_log2_pages) * t->entries_per_page;
- old_length_in_entries = (1<<old_log2_pages) * t->entries_per_page;
-
+ new_length_in_entries = (1 << new_log2_pages) * t->entries_per_page;
+ old_length_in_entries = (1 << old_log2_pages) * t->entries_per_page;
+
j = 0;
for (i = 0; i < old_length_in_entries; i++)
{
v = vnet_classify_entry_at_index (t, old_values, i);
-
+
if (vnet_classify_entry_is_busy (v))
- {
- for (; j < new_length_in_entries; j++)
- {
- new_v = vnet_classify_entry_at_index (t, new_values, j);
-
- if (vnet_classify_entry_is_busy (new_v))
- {
- clib_warning ("BUG: linear rehash new entry not free!");
- continue;
- }
- clib_memcpy (new_v, v, sizeof (vnet_classify_entry_t)
- + (t->match_n_vectors * sizeof (u32x4)));
- new_v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
- j++;
- goto doublebreak;
- }
- /*
- * Crap. Tell caller to try again.
- * This should never happen...
- */
- clib_warning ("BUG: linear rehash failed!");
- vnet_classify_entry_free (t, new_values, new_log2_pages);
- return 0;
- }
+ {
+ for (; j < new_length_in_entries; j++)
+ {
+ new_v = vnet_classify_entry_at_index (t, new_values, j);
+
+ if (vnet_classify_entry_is_busy (new_v))
+ {
+ clib_warning ("BUG: linear rehash new entry not free!");
+ continue;
+ }
+ clib_memcpy (new_v, v, sizeof (vnet_classify_entry_t)
+ + (t->match_n_vectors * sizeof (u32x4)));
+ new_v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
+ j++;
+ goto doublebreak;
+ }
+ /*
+ * Crap. Tell caller to try again.
+ * This should never happen...
+ */
+ clib_warning ("BUG: linear rehash failed!");
+ vnet_classify_entry_free (t, new_values, new_log2_pages);
+ return 0;
+ }
doublebreak:
;
}
@@ -363,52 +375,52 @@ split_and_rehash_linear (vnet_classify_table_t * t,
}
static void
-vnet_classify_entry_claim_resource (vnet_classify_entry_t *e)
+vnet_classify_entry_claim_resource (vnet_classify_entry_t * e)
{
- switch (e->action)
+ switch (e->action)
{
case CLASSIFY_ACTION_SET_IP4_FIB_INDEX:
- fib_table_lock (e->metadata, FIB_PROTOCOL_IP4, FIB_SOURCE_CLASSIFY);
- break;
+ fib_table_lock (e->metadata, FIB_PROTOCOL_IP4, FIB_SOURCE_CLASSIFY);
+ break;
case CLASSIFY_ACTION_SET_IP6_FIB_INDEX:
- fib_table_lock (e->metadata, FIB_PROTOCOL_IP6, FIB_SOURCE_CLASSIFY);
- break;
+ fib_table_lock (e->metadata, FIB_PROTOCOL_IP6, FIB_SOURCE_CLASSIFY);
+ break;
case CLASSIFY_ACTION_SET_METADATA:
- break;
+ break;
}
}
static void
-vnet_classify_entry_release_resource (vnet_classify_entry_t *e)
+vnet_classify_entry_release_resource (vnet_classify_entry_t * e)
{
- switch (e->action)
+ switch (e->action)
{
case CLASSIFY_ACTION_SET_IP4_FIB_INDEX:
- fib_table_unlock (e->metadata, FIB_PROTOCOL_IP4, FIB_SOURCE_CLASSIFY);
- break;
+ fib_table_unlock (e->metadata, FIB_PROTOCOL_IP4, FIB_SOURCE_CLASSIFY);
+ break;
case CLASSIFY_ACTION_SET_IP6_FIB_INDEX:
- fib_table_unlock (e->metadata, FIB_PROTOCOL_IP6, FIB_SOURCE_CLASSIFY);
- break;
+ fib_table_unlock (e->metadata, FIB_PROTOCOL_IP6, FIB_SOURCE_CLASSIFY);
+ break;
case CLASSIFY_ACTION_SET_METADATA:
- break;
+ break;
}
}
-int vnet_classify_add_del (vnet_classify_table_t * t,
- vnet_classify_entry_t * add_v,
- int is_add)
+int
+vnet_classify_add_del (vnet_classify_table_t * t,
+ vnet_classify_entry_t * add_v, int is_add)
{
u32 bucket_index;
- vnet_classify_bucket_t * b, tmp_b;
- vnet_classify_entry_t * v, * new_v, * save_new_v, * working_copy, * save_v;
+ vnet_classify_bucket_t *b, tmp_b;
+ vnet_classify_entry_t *v, *new_v, *save_new_v, *working_copy, *save_v;
u32 value_index;
int rv = 0;
int i;
u64 hash, new_hash;
u32 limit;
u32 old_log2_pages, new_log2_pages;
- u32 thread_index = vlib_get_thread_index();
- u8 * key_minus_skip;
+ u32 thread_index = vlib_get_thread_index ();
+ u8 *key_minus_skip;
int resplit_once = 0;
int mark_bucket_linear;
@@ -419,26 +431,26 @@ int vnet_classify_add_del (vnet_classify_table_t * t,
hash = vnet_classify_hash_packet (t, key_minus_skip);
- bucket_index = hash & (t->nbuckets-1);
+ bucket_index = hash & (t->nbuckets - 1);
b = &t->buckets[bucket_index];
hash >>= t->log2_nbuckets;
while (__sync_lock_test_and_set (t->writer_lock, 1))
- ;
+ ;
/* First elt in the bucket? */
if (b->offset == 0)
{
if (is_add == 0)
- {
- rv = -1;
- goto unlock;
- }
+ {
+ rv = -1;
+ goto unlock;
+ }
- v = vnet_classify_entry_alloc (t, 0 /* new_log2_pages */);
+ v = vnet_classify_entry_alloc (t, 0 /* new_log2_pages */ );
clib_memcpy (v, add_v, sizeof (vnet_classify_entry_t) +
- t->match_n_vectors * sizeof (u32x4));
+ t->match_n_vectors * sizeof (u32x4));
v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
vnet_classify_entry_claim_resource (v);
@@ -446,84 +458,86 @@ int vnet_classify_add_del (vnet_classify_table_t * t,
tmp_b.offset = vnet_classify_get_offset (t, v);
b->as_u64 = tmp_b.as_u64;
- t->active_elements ++;
+ t->active_elements++;
goto unlock;
}
-
+
make_working_copy (t, b);
-
+
save_v = vnet_classify_get_entry (t, t->saved_bucket.offset);
- value_index = hash & ((1<<t->saved_bucket.log2_pages)-1);
+ value_index = hash & ((1 << t->saved_bucket.log2_pages) - 1);
limit = t->entries_per_page;
if (PREDICT_FALSE (b->linear_search))
{
value_index = 0;
- limit *= (1<<b->log2_pages);
+ limit *= (1 << b->log2_pages);
}
-
+
if (is_add)
{
- /*
+ /*
* For obvious (in hindsight) reasons, see if we're supposed to
* replace an existing key, then look for an empty slot.
*/
for (i = 0; i < limit; i++)
- {
- v = vnet_classify_entry_at_index (t, save_v, value_index + i);
-
- if (!memcmp (v->key, add_v->key, t->match_n_vectors * sizeof (u32x4)))
- {
- clib_memcpy (v, add_v, sizeof (vnet_classify_entry_t) +
- t->match_n_vectors * sizeof(u32x4));
- v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
- vnet_classify_entry_claim_resource (v);
-
- CLIB_MEMORY_BARRIER();
- /* Restore the previous (k,v) pairs */
- b->as_u64 = t->saved_bucket.as_u64;
- goto unlock;
- }
- }
+ {
+ v = vnet_classify_entry_at_index (t, save_v, value_index + i);
+
+ if (!memcmp
+ (v->key, add_v->key, t->match_n_vectors * sizeof (u32x4)))
+ {
+ clib_memcpy (v, add_v, sizeof (vnet_classify_entry_t) +
+ t->match_n_vectors * sizeof (u32x4));
+ v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
+ vnet_classify_entry_claim_resource (v);
+
+ CLIB_MEMORY_BARRIER ();
+ /* Restore the previous (k,v) pairs */
+ b->as_u64 = t->saved_bucket.as_u64;
+ goto unlock;
+ }
+ }
for (i = 0; i < limit; i++)
- {
- v = vnet_classify_entry_at_index (t, save_v, value_index + i);
-
- if (vnet_classify_entry_is_free (v))
- {
- clib_memcpy (v, add_v, sizeof (vnet_classify_entry_t) +
- t->match_n_vectors * sizeof(u32x4));
- v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
- vnet_classify_entry_claim_resource (v);
-
- CLIB_MEMORY_BARRIER();
- b->as_u64 = t->saved_bucket.as_u64;
- t->active_elements ++;
- goto unlock;
- }
- }
+ {
+ v = vnet_classify_entry_at_index (t, save_v, value_index + i);
+
+ if (vnet_classify_entry_is_free (v))
+ {
+ clib_memcpy (v, add_v, sizeof (vnet_classify_entry_t) +
+ t->match_n_vectors * sizeof (u32x4));
+ v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
+ vnet_classify_entry_claim_resource (v);
+
+ CLIB_MEMORY_BARRIER ();
+ b->as_u64 = t->saved_bucket.as_u64;
+ t->active_elements++;
+ goto unlock;
+ }
+ }
/* no room at the inn... split case... */
}
else
{
for (i = 0; i < limit; i++)
- {
- v = vnet_classify_entry_at_index (t, save_v, value_index + i);
-
- if (!memcmp (v->key, add_v->key, t->match_n_vectors * sizeof (u32x4)))
- {
- vnet_classify_entry_release_resource (v);
- memset (v, 0xff, sizeof (vnet_classify_entry_t) +
- t->match_n_vectors * sizeof(u32x4));
- v->flags |= VNET_CLASSIFY_ENTRY_FREE;
-
- CLIB_MEMORY_BARRIER();
- b->as_u64 = t->saved_bucket.as_u64;
- t->active_elements --;
- goto unlock;
- }
- }
+ {
+ v = vnet_classify_entry_at_index (t, save_v, value_index + i);
+
+ if (!memcmp
+ (v->key, add_v->key, t->match_n_vectors * sizeof (u32x4)))
+ {
+ vnet_classify_entry_release_resource (v);
+ memset (v, 0xff, sizeof (vnet_classify_entry_t) +
+ t->match_n_vectors * sizeof (u32x4));
+ v->flags |= VNET_CLASSIFY_ENTRY_FREE;
+
+ CLIB_MEMORY_BARRIER ();
+ b->as_u64 = t->saved_bucket.as_u64;
+ t->active_elements--;
+ goto unlock;
+ }
+ }
rv = -3;
b->as_u64 = t->saved_bucket.as_u64;
goto unlock;
@@ -546,22 +560,22 @@ int vnet_classify_add_del (vnet_classify_table_t * t,
resplit_once = 1;
new_log2_pages++;
- new_v = split_and_rehash (t, working_copy, old_log2_pages,
- new_log2_pages);
+ new_v = split_and_rehash (t, working_copy, old_log2_pages,
+ new_log2_pages);
if (new_v == 0)
- {
- mark_linear:
- new_log2_pages--;
+ {
+ mark_linear:
+ new_log2_pages--;
- linear_resplit:
+ linear_resplit:
/* pinned collisions, use linear search */
- new_v = split_and_rehash_linear (t, working_copy, old_log2_pages,
- new_log2_pages);
- /* A new linear-search bucket? */
- if (!t->saved_bucket.linear_search)
- t->linear_buckets ++;
- mark_bucket_linear = 1;
- }
+ new_v = split_and_rehash_linear (t, working_copy, old_log2_pages,
+ new_log2_pages);
+ /* A new linear-search bucket? */
+ if (!t->saved_bucket.linear_search)
+ t->linear_buckets++;
+ mark_bucket_linear = 1;
+ }
}
/* Try to add the new entry */
@@ -572,28 +586,28 @@ int vnet_classify_add_del (vnet_classify_table_t * t,
new_hash = vnet_classify_hash_packet_inline (t, key_minus_skip);
new_hash >>= t->log2_nbuckets;
- new_hash &= (1<<new_log2_pages) - 1;
+ new_hash &= (1 << new_log2_pages) - 1;
limit = t->entries_per_page;
if (mark_bucket_linear)
{
- limit *= (1<<new_log2_pages);
+ limit *= (1 << new_log2_pages);
new_hash = 0;
}
-
+
for (i = 0; i < limit; i++)
{
new_v = vnet_classify_entry_at_index (t, save_new_v, new_hash + i);
if (vnet_classify_entry_is_free (new_v))
- {
- clib_memcpy (new_v, add_v, sizeof (vnet_classify_entry_t) +
- t->match_n_vectors * sizeof(u32x4));
- new_v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
- vnet_classify_entry_claim_resource (new_v);
-
- goto expand_ok;
- }
+ {
+ clib_memcpy (new_v, add_v, sizeof (vnet_classify_entry_t) +
+ t->match_n_vectors * sizeof (u32x4));
+ new_v->flags &= ~(VNET_CLASSIFY_ENTRY_FREE);
+ vnet_classify_entry_claim_resource (new_v);
+
+ goto expand_ok;
+ }
}
/* Crap. Try again */
vnet_classify_entry_free (t, save_new_v, new_log2_pages);
@@ -601,116 +615,121 @@ int vnet_classify_add_del (vnet_classify_table_t * t,
if (resplit_once)
goto mark_linear;
- else
+ else
goto try_resplit;
- expand_ok:
+expand_ok:
tmp_b.log2_pages = new_log2_pages;
tmp_b.offset = vnet_classify_get_offset (t, save_new_v);
tmp_b.linear_search = mark_bucket_linear;
- CLIB_MEMORY_BARRIER();
+ CLIB_MEMORY_BARRIER ();
b->as_u64 = tmp_b.as_u64;
- t->active_elements ++;
+ t->active_elements++;
v = vnet_classify_get_entry (t, t->saved_bucket.offset);
vnet_classify_entry_free (t, v, old_log2_pages);
- unlock:
- CLIB_MEMORY_BARRIER();
+unlock:
+ CLIB_MEMORY_BARRIER ();
t->writer_lock[0] = 0;
return rv;
}
+/* *INDENT-OFF* */
typedef CLIB_PACKED(struct {
ethernet_header_t eh;
ip4_header_t ip;
}) classify_data_or_mask_t;
+/* *INDENT-ON* */
-u64 vnet_classify_hash_packet (vnet_classify_table_t * t, u8 * h)
+u64
+vnet_classify_hash_packet (vnet_classify_table_t * t, u8 * h)
{
- return vnet_classify_hash_packet_inline (t, h);
+ return vnet_classify_hash_packet_inline (t, h);
}
-vnet_classify_entry_t *
+vnet_classify_entry_t *
vnet_classify_find_entry (vnet_classify_table_t * t,
- u8 * h, u64 hash, f64 now)
+ u8 * h, u64 hash, f64 now)
{
return vnet_classify_find_entry_inline (t, h, hash, now);
}
-static u8 * format_classify_entry (u8 * s, va_list * args)
- {
- vnet_classify_table_t * t = va_arg (*args, vnet_classify_table_t *);
- vnet_classify_entry_t * e = va_arg (*args, vnet_classify_entry_t *);
+static u8 *
+format_classify_entry (u8 * s, va_list * args)
+{
+ vnet_classify_table_t *t = va_arg (*args, vnet_classify_table_t *);
+ vnet_classify_entry_t *e = va_arg (*args, vnet_classify_entry_t *);
s = format
(s, "[%u]: next_index %d advance %d opaque %d action %d metadata %d\n",
- vnet_classify_get_offset (t, e), e->next_index, e->advance,
+ vnet_classify_get_offset (t, e), e->next_index, e->advance,
e->opaque_index, e->action, e->metadata);
s = format (s, " k: %U\n", format_hex_bytes, e->key,
- t->match_n_vectors * sizeof(u32x4));
-
+ t->match_n_vectors * sizeof (u32x4));
+
if (vnet_classify_entry_is_busy (e))
s = format (s, " hits %lld, last_heard %.2f\n",
- e->hits, e->last_heard);
+ e->hits, e->last_heard);
else
s = format (s, " entry is free\n");
return s;
- }
-
-u8 * format_classify_table (u8 * s, va_list * args)
+}
+
+u8 *
+format_classify_table (u8 * s, va_list * args)
{
- vnet_classify_table_t * t = va_arg (*args, vnet_classify_table_t *);
+ vnet_classify_table_t *t = va_arg (*args, vnet_classify_table_t *);
int verbose = va_arg (*args, int);
- vnet_classify_bucket_t * b;
- vnet_classify_entry_t * v, * save_v;
+ vnet_classify_bucket_t *b;
+ vnet_classify_entry_t *v, *save_v;
int i, j, k;
u64 active_elements = 0;
-
+
for (i = 0; i < t->nbuckets; i++)
{
- b = &t->buckets [i];
+ b = &t->buckets[i];
if (b->offset == 0)
- {
- if (verbose > 1)
- s = format (s, "[%d]: empty\n", i);
- continue;
- }
+ {
+ if (verbose > 1)
+ s = format (s, "[%d]: empty\n", i);
+ continue;
+ }
if (verbose)
- {
- s = format (s, "[%d]: heap offset %d, elts %d, %s\n", i,
- b->offset, (1<<b->log2_pages)*t->entries_per_page,
- b->linear_search ? "LINEAR" : "normal");
- }
+ {
+ s = format (s, "[%d]: heap offset %d, elts %d, %s\n", i,
+ b->offset, (1 << b->log2_pages) * t->entries_per_page,
+ b->linear_search ? "LINEAR" : "normal");
+ }
save_v = vnet_classify_get_entry (t, b->offset);
- for (j = 0; j < (1<<b->log2_pages); j++)
- {
- for (k = 0; k < t->entries_per_page; k++)
- {
-
- v = vnet_classify_entry_at_index (t, save_v,
- j*t->entries_per_page + k);
-
- if (vnet_classify_entry_is_free (v))
- {
- if (verbose > 1)
- s = format (s, " %d: empty\n",
- j * t->entries_per_page + k);
- continue;
- }
- if (verbose)
- {
- s = format (s, " %d: %U\n",
- j * t->entries_per_page + k,
- format_classify_entry, t, v);
- }
- active_elements++;
- }
- }
+ for (j = 0; j < (1 << b->log2_pages); j++)
+ {
+ for (k = 0; k < t->entries_per_page; k++)
+ {
+
+ v = vnet_classify_entry_at_index (t, save_v,
+ j * t->entries_per_page + k);
+
+ if (vnet_classify_entry_is_free (v))
+ {
+ if (verbose > 1)
+ s = format (s, " %d: empty\n",
+ j * t->entries_per_page + k);
+ continue;
+ }
+ if (verbose)
+ {
+ s = format (s, " %d: %U\n",
+ j * t->entries_per_page + k,
+ format_classify_entry, t, v);
+ }
+ active_elements++;
+ }
+ }
}
s = format (s, " %lld active elements\n", active_elements);
@@ -719,50 +738,50 @@ u8 * format_classify_table (u8 * s, va_list * args)
return s;
}
-int vnet_classify_add_del_table (vnet_classify_main_t * cm,
- u8 * mask,
- u32 nbuckets,
- u32 memory_size,
- u32 skip,
- u32 match,
- u32 next_table_index,
- u32 miss_next_index,
- u32 * table_index,
- u8 current_data_flag,
- i16 current_data_offset,
- int is_add,
- int del_chain)
+int
+vnet_classify_add_del_table (vnet_classify_main_t * cm,
+ u8 * mask,
+ u32 nbuckets,
+ u32 memory_size,
+ u32 skip,
+ u32 match,
+ u32 next_table_index,
+ u32 miss_next_index,
+ u32 * table_index,
+ u8 current_data_flag,
+ i16 current_data_offset,
+ int is_add, int del_chain)
{
- vnet_classify_table_t * t;
+ vnet_classify_table_t *t;
if (is_add)
{
- if (*table_index == ~0) /* add */
- {
- if (memory_size == 0)
- return VNET_API_ERROR_INVALID_MEMORY_SIZE;
-
- if (nbuckets == 0)
- return VNET_API_ERROR_INVALID_VALUE;
-
- t = vnet_classify_new_table (cm, mask, nbuckets, memory_size,
- skip, match);
- t->next_table_index = next_table_index;
- t->miss_next_index = miss_next_index;
- t->current_data_flag = current_data_flag;
- t->current_data_offset = current_data_offset;
- *table_index = t - cm->tables;
- }
- else /* update */
- {
- vnet_classify_main_t *cm = &vnet_classify_main;
- t = pool_elt_at_index (cm->tables, *table_index);
-
- t->next_table_index = next_table_index;
- }
+ if (*table_index == ~0) /* add */
+ {
+ if (memory_size == 0)
+ return VNET_API_ERROR_INVALID_MEMORY_SIZE;
+
+ if (nbuckets == 0)
+ return VNET_API_ERROR_INVALID_VALUE;
+
+ t = vnet_classify_new_table (cm, mask, nbuckets, memory_size,
+ skip, match);
+ t->next_table_index = next_table_index;
+ t->miss_next_index = miss_next_index;
+ t->current_data_flag = current_data_flag;
+ t->current_data_offset = current_data_offset;
+ *table_index = t - cm->tables;
+ }
+ else /* update */
+ {
+ vnet_classify_main_t *cm = &vnet_classify_main;
+ t = pool_elt_at_index (cm->tables, *table_index);
+
+ t->next_table_index = next_table_index;
+ }
return 0;
}
-
+
vnet_classify_delete_table_index (cm, *table_index, del_chain);
return 0;
}
@@ -785,12 +804,13 @@ _(ttl) \
_(protocol) \
_(checksum)
-uword unformat_tcp_mask (unformat_input_t * input, va_list * args)
+uword
+unformat_tcp_mask (unformat_input_t * input, va_list * args)
{
- u8 ** maskp = va_arg (*args, u8 **);
- u8 * mask = 0;
+ u8 **maskp = va_arg (*args, u8 **);
+ u8 *mask = 0;
u8 found_something = 0;
- tcp_header_t * tcp;
+ tcp_header_t *tcp;
#define _(a) u8 a=0;
foreach_tcp_proto_field;
@@ -798,12 +818,12 @@ uword unformat_tcp_mask (unformat_input_t * input, va_list * args)
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
- if (0) ;
+ if (0);
#define _(a) else if (unformat (input, #a)) a=1;
foreach_tcp_proto_field
#undef _
- else
- break;
+ else
+ break;
}
#define _(a) found_something += a;
@@ -825,12 +845,13 @@ uword unformat_tcp_mask (unformat_input_t * input, va_list * args)
return 1;
}
-uword unformat_udp_mask (unformat_input_t * input, va_list * args)
+uword
+unformat_udp_mask (unformat_input_t * input, va_list * args)
{
- u8 ** maskp = va_arg (*args, u8 **);
- u8 * mask = 0;
+ u8 **maskp = va_arg (*args, u8 **);
+ u8 *mask = 0;
u8 found_something = 0;
- udp_header_t * udp;
+ udp_header_t *udp;
#define _(a) u8 a=0;
foreach_udp_proto_field;
@@ -838,12 +859,12 @@ uword unformat_udp_mask (unformat_input_t * input, va_list * args)
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
- if (0) ;
+ if (0);
#define _(a) else if (unformat (input, #a)) a=1;
foreach_udp_proto_field
#undef _
- else
- break;
+ else
+ break;
}
#define _(a) found_something += a;
@@ -865,34 +886,36 @@ uword unformat_udp_mask (unformat_input_t * input, va_list * args)
return 1;
}
-typedef struct {
+typedef struct
+{
u16 src_port, dst_port;
} tcpudp_header_t;
-uword unformat_l4_mask (unformat_input_t * input, va_list * args)
+uword
+unformat_l4_mask (unformat_input_t * input, va_list * args)
{
- u8 ** maskp = va_arg (*args, u8 **);
+ u8 **maskp = va_arg (*args, u8 **);
u16 src_port = 0, dst_port = 0;
- tcpudp_header_t * tcpudp;
+ tcpudp_header_t *tcpudp;
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "tcp %U", unformat_tcp_mask, maskp))
- return 1;
+ return 1;
else if (unformat (input, "udp %U", unformat_udp_mask, maskp))
- return 1;
+ return 1;
else if (unformat (input, "src_port"))
- src_port = 0xFFFF;
+ src_port = 0xFFFF;
else if (unformat (input, "dst_port"))
- dst_port = 0xFFFF;
+ dst_port = 0xFFFF;
else
- return 0;
+ return 0;
}
if (!src_port && !dst_port)
return 0;
- u8 * mask = 0;
+ u8 *mask = 0;
vec_validate (mask, sizeof (tcpudp_header_t) - 1);
tcpudp = (tcpudp_header_t *) mask;
@@ -904,63 +927,64 @@ uword unformat_l4_mask (unformat_input_t * input, va_list * args)
return 1;
}
-uword unformat_ip4_mask (unformat_input_t * input, va_list * args)
+uword
+unformat_ip4_mask (unformat_input_t * input, va_list * args)
{
- u8 ** maskp = va_arg (*args, u8 **);
- u8 * mask = 0;
+ u8 **maskp = va_arg (*args, u8 **);
+ u8 *mask = 0;
u8 found_something = 0;
- ip4_header_t * ip;
-
+ ip4_header_t *ip;
+
#define _(a) u8 a=0;
foreach_ip4_proto_field;
#undef _
u8 version = 0;
u8 hdr_length = 0;
-
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (input, "version"))
- version = 1;
+ if (unformat (input, "version"))
+ version = 1;
else if (unformat (input, "hdr_length"))
- hdr_length = 1;
+ hdr_length = 1;
else if (unformat (input, "src"))
- src_address = 1;
+ src_address = 1;
else if (unformat (input, "dst"))
- dst_address = 1;
+ dst_address = 1;
else if (unformat (input, "proto"))
- protocol = 1;
-
+ protocol = 1;
+
#define _(a) else if (unformat (input, #a)) a=1;
foreach_ip4_proto_field
#undef _
- else
- break;
+ else
+ break;
}
-
+
#define _(a) found_something += a;
foreach_ip4_proto_field;
#undef _
-
+
if (found_something == 0)
return 0;
-
+
vec_validate (mask, sizeof (*ip) - 1);
-
+
ip = (ip4_header_t *) mask;
-
+
#define _(a) if (a) memset (&ip->a, 0xff, sizeof (ip->a));
foreach_ip4_proto_field;
#undef _
-
+
ip->ip_version_and_header_length = 0;
-
+
if (version)
ip->ip_version_and_header_length |= 0xF0;
-
+
if (hdr_length)
ip->ip_version_and_header_length |= 0x0F;
-
+
*maskp = mask;
return 1;
}
@@ -972,60 +996,61 @@ _(payload_length) \
_(hop_limit) \
_(protocol)
-uword unformat_ip6_mask (unformat_input_t * input, va_list * args)
+uword
+unformat_ip6_mask (unformat_input_t * input, va_list * args)
{
- u8 ** maskp = va_arg (*args, u8 **);
- u8 * mask = 0;
+ u8 **maskp = va_arg (*args, u8 **);
+ u8 *mask = 0;
u8 found_something = 0;
- ip6_header_t * ip;
+ ip6_header_t *ip;
u32 ip_version_traffic_class_and_flow_label;
-
+
#define _(a) u8 a=0;
foreach_ip6_proto_field;
#undef _
u8 version = 0;
u8 traffic_class = 0;
u8 flow_label = 0;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (input, "version"))
- version = 1;
+ if (unformat (input, "version"))
+ version = 1;
else if (unformat (input, "traffic-class"))
- traffic_class = 1;
+ traffic_class = 1;
else if (unformat (input, "flow-label"))
- flow_label = 1;
+ flow_label = 1;
else if (unformat (input, "src"))
- src_address = 1;
+ src_address = 1;
else if (unformat (input, "dst"))
- dst_address = 1;
+ dst_address = 1;
else if (unformat (input, "proto"))
- protocol = 1;
-
+ protocol = 1;
+
#define _(a) else if (unformat (input, #a)) a=1;
foreach_ip6_proto_field
#undef _
- else
- break;
+ else
+ break;
}
-
+
#define _(a) found_something += a;
foreach_ip6_proto_field;
#undef _
-
+
if (found_something == 0)
return 0;
-
+
vec_validate (mask, sizeof (*ip) - 1);
-
+
ip = (ip6_header_t *) mask;
-
+
#define _(a) if (a) memset (&ip->a, 0xff, sizeof (ip->a));
foreach_ip6_proto_field;
#undef _
-
+
ip_version_traffic_class_and_flow_label = 0;
-
+
if (version)
ip_version_traffic_class_and_flow_label |= 0xF0000000;
@@ -1035,32 +1060,35 @@ uword unformat_ip6_mask (unformat_input_t * input, va_list * args)
if (flow_label)
ip_version_traffic_class_and_flow_label |= 0x000FFFFF;
- ip->ip_version_traffic_class_and_flow_label =
+ ip->ip_version_traffic_class_and_flow_label =
clib_host_to_net_u32 (ip_version_traffic_class_and_flow_label);
-
+
*maskp = mask;
return 1;
}
-uword unformat_l3_mask (unformat_input_t * input, va_list * args)
+uword
+unformat_l3_mask (unformat_input_t * input, va_list * args)
{
- u8 ** maskp = va_arg (*args, u8 **);
+ u8 **maskp = va_arg (*args, u8 **);
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "ip4 %U", unformat_ip4_mask, maskp))
- return 1;
- else if (unformat (input, "ip6 %U", unformat_ip6_mask, maskp))
- return 1;
- else
- break;
- }
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "ip4 %U", unformat_ip4_mask, maskp))
+ return 1;
+ else if (unformat (input, "ip6 %U", unformat_ip6_mask, maskp))
+ return 1;
+ else
+ break;
+ }
return 0;
}
-uword unformat_l2_mask (unformat_input_t * input, va_list * args)
+uword
+unformat_l2_mask (unformat_input_t * input, va_list * args)
{
- u8 ** maskp = va_arg (*args, u8 **);
- u8 * mask = 0;
+ u8 **maskp = va_arg (*args, u8 **);
+ u8 *mask = 0;
u8 src = 0;
u8 dst = 0;
u8 proto = 0;
@@ -1074,34 +1102,35 @@ uword unformat_l2_mask (unformat_input_t * input, va_list * args)
u8 dot1ad = 0;
int len = 14;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "src"))
- src = 1;
- else if (unformat (input, "dst"))
- dst = 1;
- else if (unformat (input, "proto"))
- proto = 1;
- else if (unformat (input, "tag1"))
- tag1 = 1;
- else if (unformat (input, "tag2"))
- tag2 = 1;
- else if (unformat (input, "ignore-tag1"))
- ignore_tag1 = 1;
- else if (unformat (input, "ignore-tag2"))
- ignore_tag2 = 1;
- else if (unformat (input, "cos1"))
- cos1 = 1;
- else if (unformat (input, "cos2"))
- cos2 = 1;
- else if (unformat (input, "dot1q"))
- dot1q = 1;
- else if (unformat (input, "dot1ad"))
- dot1ad = 1;
- else
- break;
- }
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "src"))
+ src = 1;
+ else if (unformat (input, "dst"))
+ dst = 1;
+ else if (unformat (input, "proto"))
+ proto = 1;
+ else if (unformat (input, "tag1"))
+ tag1 = 1;
+ else if (unformat (input, "tag2"))
+ tag2 = 1;
+ else if (unformat (input, "ignore-tag1"))
+ ignore_tag1 = 1;
+ else if (unformat (input, "ignore-tag2"))
+ ignore_tag2 = 1;
+ else if (unformat (input, "cos1"))
+ cos1 = 1;
+ else if (unformat (input, "cos2"))
+ cos2 = 1;
+ else if (unformat (input, "dot1q"))
+ dot1q = 1;
+ else if (unformat (input, "dot1ad"))
+ dot1ad = 1;
+ else
+ break;
+ }
if ((src + dst + proto + tag1 + tag2 + dot1q + dot1ad +
- ignore_tag1 + ignore_tag2 + cos1 + cos2) == 0)
+ ignore_tag1 + ignore_tag2 + cos1 + cos2) == 0)
return 0;
if (tag1 || ignore_tag1 || cos1 || dot1q)
@@ -1109,47 +1138,47 @@ uword unformat_l2_mask (unformat_input_t * input, va_list * args)
if (tag2 || ignore_tag2 || cos2 || dot1ad)
len = 22;
- vec_validate (mask, len-1);
+ vec_validate (mask, len - 1);
if (dst)
memset (mask, 0xff, 6);
if (src)
memset (mask + 6, 0xff, 6);
-
+
if (tag2 || dot1ad)
{
/* inner vlan tag */
if (tag2)
- {
- mask[19] = 0xff;
- mask[18] = 0x0f;
- }
+ {
+ mask[19] = 0xff;
+ mask[18] = 0x0f;
+ }
if (cos2)
- mask[18] |= 0xe0;
+ mask[18] |= 0xe0;
if (proto)
- mask[21] = mask [20] = 0xff;
+ mask[21] = mask[20] = 0xff;
if (tag1)
- {
- mask [15] = 0xff;
- mask [14] = 0x0f;
- }
+ {
+ mask[15] = 0xff;
+ mask[14] = 0x0f;
+ }
if (cos1)
- mask[14] |= 0xe0;
+ mask[14] |= 0xe0;
*maskp = mask;
return 1;
}
if (tag1 | dot1q)
{
if (tag1)
- {
- mask [15] = 0xff;
- mask [14] = 0x0f;
- }
+ {
+ mask[15] = 0xff;
+ mask[14] = 0x0f;
+ }
if (cos1)
- mask[14] |= 0xe0;
+ mask[14] |= 0xe0;
if (proto)
- mask[16] = mask [17] = 0xff;
+ mask[16] = mask[17] = 0xff;
*maskp = mask;
return 1;
}
@@ -1158,90 +1187,93 @@ uword unformat_l2_mask (unformat_input_t * input, va_list * args)
if (cos1)
mask[14] |= 0xe0;
if (proto)
- mask[12] = mask [13] = 0xff;
-
+ mask[12] = mask[13] = 0xff;
+
*maskp = mask;
return 1;
}
-uword unformat_classify_mask (unformat_input_t * input, va_list * args)
+uword
+unformat_classify_mask (unformat_input_t * input, va_list * args)
{
- u8 ** maskp = va_arg (*args, u8 **);
- u32 * skipp = va_arg (*args, u32 *);
- u32 * matchp = va_arg (*args, u32 *);
+ u8 **maskp = va_arg (*args, u8 **);
+ u32 *skipp = va_arg (*args, u32 *);
+ u32 *matchp = va_arg (*args, u32 *);
u32 match;
- u8 * mask = 0;
- u8 * l2 = 0;
- u8 * l3 = 0;
- u8 * l4 = 0;
+ u8 *mask = 0;
+ u8 *l2 = 0;
+ u8 *l3 = 0;
+ u8 *l4 = 0;
int i;
-
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "hex %U", unformat_hex_string, &mask))
- ;
- else if (unformat (input, "l2 %U", unformat_l2_mask, &l2))
- ;
- else if (unformat (input, "l3 %U", unformat_l3_mask, &l3))
- ;
- else if (unformat (input, "l4 %U", unformat_l4_mask, &l4))
- ;
- else
- break;
- }
- if (l4 && !l3) {
- vec_free (mask);
- vec_free (l2);
- vec_free (l4);
- return 0;
- }
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "hex %U", unformat_hex_string, &mask))
+ ;
+ else if (unformat (input, "l2 %U", unformat_l2_mask, &l2))
+ ;
+ else if (unformat (input, "l3 %U", unformat_l3_mask, &l3))
+ ;
+ else if (unformat (input, "l4 %U", unformat_l4_mask, &l4))
+ ;
+ else
+ break;
+ }
+
+ if (l4 && !l3)
+ {
+ vec_free (mask);
+ vec_free (l2);
+ vec_free (l4);
+ return 0;
+ }
if (mask || l2 || l3 || l4)
{
if (l2 || l3 || l4)
- {
- /* "With a free Ethernet header in every package" */
- if (l2 == 0)
- vec_validate (l2, 13);
- mask = l2;
- if (l3)
- {
- vec_append (mask, l3);
- vec_free (l3);
- }
- if (l4)
- {
- vec_append (mask, l4);
- vec_free (l4);
- }
- }
+ {
+ /* "With a free Ethernet header in every package" */
+ if (l2 == 0)
+ vec_validate (l2, 13);
+ mask = l2;
+ if (l3)
+ {
+ vec_append (mask, l3);
+ vec_free (l3);
+ }
+ if (l4)
+ {
+ vec_append (mask, l4);
+ vec_free (l4);
+ }
+ }
/* Scan forward looking for the first significant mask octet */
for (i = 0; i < vec_len (mask); i++)
- if (mask[i])
- break;
+ if (mask[i])
+ break;
/* compute (skip, match) params */
- *skipp = i / sizeof(u32x4);
- vec_delete (mask, *skipp * sizeof(u32x4), 0);
+ *skipp = i / sizeof (u32x4);
+ vec_delete (mask, *skipp * sizeof (u32x4), 0);
/* Pad mask to an even multiple of the vector size */
while (vec_len (mask) % sizeof (u32x4))
- vec_add1 (mask, 0);
+ vec_add1 (mask, 0);
match = vec_len (mask) / sizeof (u32x4);
- for (i = match*sizeof(u32x4); i > 0; i-= sizeof(u32x4))
- {
- u64 *tmp = (u64 *)(mask + (i-sizeof(u32x4)));
- if (*tmp || *(tmp+1))
- break;
- match--;
- }
+ for (i = match * sizeof (u32x4); i > 0; i -= sizeof (u32x4))
+ {
+ u64 *tmp = (u64 *) (mask + (i - sizeof (u32x4)));
+ if (*tmp || *(tmp + 1))
+ break;
+ match--;
+ }
if (match == 0)
- clib_warning ("BUG: match 0");
+ clib_warning ("BUG: match 0");
- _vec_len (mask) = match * sizeof(u32x4);
+ _vec_len (mask) = match * sizeof (u32x4);
*matchp = match;
*maskp = mask;
@@ -1259,38 +1291,39 @@ _(ip4, IP4_INPUT) \
_(ip6, IP6_INPUT) \
_(li, LI)
-uword unformat_l2_input_next_index (unformat_input_t * input, va_list * args)
+uword
+unformat_l2_input_next_index (unformat_input_t * input, va_list * args)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
- u32 * miss_next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
+ u32 *miss_next_indexp = va_arg (*args, u32 *);
u32 next_index = 0;
u32 tmp;
int i;
-
+
/* First try registered unformat fns, allowing override... */
for (i = 0; i < vec_len (cm->unformat_l2_next_index_fns); i++)
{
if (unformat (input, "%U", cm->unformat_l2_next_index_fns[i], &tmp))
- {
- next_index = tmp;
- goto out;
- }
+ {
+ next_index = tmp;
+ goto out;
+ }
}
#define _(n,N) \
if (unformat (input, #n)) { next_index = L2_INPUT_CLASSIFY_NEXT_##N; goto out;}
foreach_l2_input_next;
#undef _
-
+
if (unformat (input, "%d", &tmp))
- {
- next_index = tmp;
- goto out;
+ {
+ next_index = tmp;
+ goto out;
}
-
+
return 0;
- out:
+out:
*miss_next_indexp = next_index;
return 1;
}
@@ -1298,38 +1331,39 @@ uword unformat_l2_input_next_index (unformat_input_t * input, va_list * args)
#define foreach_l2_output_next \
_(drop, DROP)
-uword unformat_l2_output_next_index (unformat_input_t * input, va_list * args)
+uword
+unformat_l2_output_next_index (unformat_input_t * input, va_list * args)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
- u32 * miss_next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
+ u32 *miss_next_indexp = va_arg (*args, u32 *);
u32 next_index = 0;
u32 tmp;
int i;
-
+
/* First try registered unformat fns, allowing override... */
for (i = 0; i < vec_len (cm->unformat_l2_next_index_fns); i++)
{
if (unformat (input, "%U", cm->unformat_l2_next_index_fns[i], &tmp))
- {
- next_index = tmp;
- goto out;
- }
+ {
+ next_index = tmp;
+ goto out;
+ }
}
#define _(n,N) \
if (unformat (input, #n)) { next_index = L2_OUTPUT_CLASSIFY_NEXT_##N; goto out;}
foreach_l2_output_next;
#undef _
-
+
if (unformat (input, "%d", &tmp))
- {
- next_index = tmp;
- goto out;
+ {
+ next_index = tmp;
+ goto out;
}
-
+
return 0;
- out:
+out:
*miss_next_indexp = next_index;
return 1;
}
@@ -1338,38 +1372,39 @@ uword unformat_l2_output_next_index (unformat_input_t * input, va_list * args)
_(drop, DROP) \
_(rewrite, REWRITE)
-uword unformat_ip_next_index (unformat_input_t * input, va_list * args)
+uword
+unformat_ip_next_index (unformat_input_t * input, va_list * args)
{
- u32 * miss_next_indexp = va_arg (*args, u32 *);
- vnet_classify_main_t * cm = &vnet_classify_main;
+ u32 *miss_next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
u32 next_index = 0;
u32 tmp;
int i;
-
+
/* First try registered unformat fns, allowing override... */
for (i = 0; i < vec_len (cm->unformat_ip_next_index_fns); i++)
{
if (unformat (input, "%U", cm->unformat_ip_next_index_fns[i], &tmp))
- {
- next_index = tmp;
- goto out;
- }
+ {
+ next_index = tmp;
+ goto out;
+ }
}
#define _(n,N) \
if (unformat (input, #n)) { next_index = IP_LOOKUP_NEXT_##N; goto out;}
foreach_ip_next;
#undef _
-
+
if (unformat (input, "%d", &tmp))
- {
- next_index = tmp;
- goto out;
+ {
+ next_index = tmp;
+ goto out;
}
-
+
return 0;
- out:
+out:
*miss_next_indexp = next_index;
return 1;
}
@@ -1377,10 +1412,11 @@ uword unformat_ip_next_index (unformat_input_t * input, va_list * args)
#define foreach_acl_next \
_(deny, DENY)
-uword unformat_acl_next_index (unformat_input_t * input, va_list * args)
+uword
+unformat_acl_next_index (unformat_input_t * input, va_list * args)
{
- u32 * next_indexp = va_arg (*args, u32 *);
- vnet_classify_main_t * cm = &vnet_classify_main;
+ u32 *next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
u32 next_index = 0;
u32 tmp;
int i;
@@ -1389,10 +1425,10 @@ uword unformat_acl_next_index (unformat_input_t * input, va_list * args)
for (i = 0; i < vec_len (cm->unformat_acl_next_index_fns); i++)
{
if (unformat (input, "%U", cm->unformat_acl_next_index_fns[i], &tmp))
- {
- next_index = tmp;
- goto out;
- }
+ {
+ next_index = tmp;
+ goto out;
+ }
}
#define _(n,N) \
@@ -1413,15 +1449,16 @@ uword unformat_acl_next_index (unformat_input_t * input, va_list * args)
return 0;
- out:
+out:
*next_indexp = next_index;
return 1;
}
-uword unformat_policer_next_index (unformat_input_t * input, va_list * args)
+uword
+unformat_policer_next_index (unformat_input_t * input, va_list * args)
{
- u32 * next_indexp = va_arg (*args, u32 *);
- vnet_classify_main_t * cm = &vnet_classify_main;
+ u32 *next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
u32 next_index = 0;
u32 tmp;
int i;
@@ -1429,11 +1466,12 @@ uword unformat_policer_next_index (unformat_input_t * input, va_list * args)
/* First try registered unformat fns, allowing override... */
for (i = 0; i < vec_len (cm->unformat_policer_next_index_fns); i++)
{
- if (unformat (input, "%U", cm->unformat_policer_next_index_fns[i], &tmp))
- {
- next_index = tmp;
- goto out;
- }
+ if (unformat
+ (input, "%U", cm->unformat_policer_next_index_fns[i], &tmp))
+ {
+ next_index = tmp;
+ goto out;
+ }
}
if (unformat (input, "%d", &tmp))
@@ -1444,15 +1482,14 @@ uword unformat_policer_next_index (unformat_input_t * input, va_list * args)
return 0;
- out:
+out:
*next_indexp = next_index;
return 1;
}
static clib_error_t *
classify_table_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input, vlib_cli_command_t * cmd)
{
u32 nbuckets = 2;
u32 skip = ~0;
@@ -1462,61 +1499,67 @@ classify_table_command_fn (vlib_main_t * vm,
u32 table_index = ~0;
u32 next_table_index = ~0;
u32 miss_next_index = ~0;
- u32 memory_size = 2<<20;
+ u32 memory_size = 2 << 20;
u32 tmp;
u32 current_data_flag = 0;
int current_data_offset = 0;
- u8 * mask = 0;
- vnet_classify_main_t * cm = &vnet_classify_main;
+ u8 *mask = 0;
+ vnet_classify_main_t *cm = &vnet_classify_main;
int rv;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "del"))
- is_add = 0;
- else if (unformat (input, "del-chain"))
- {
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "del"))
is_add = 0;
- del_chain = 1;
- }
- else if (unformat (input, "buckets %d", &nbuckets))
- ;
- else if (unformat (input, "skip %d", &skip))
- ;
- else if (unformat (input, "match %d", &match))
- ;
- else if (unformat (input, "table %d", &table_index))
- ;
- else if (unformat (input, "mask %U", unformat_classify_mask,
- &mask, &skip, &match))
- ;
- else if (unformat (input, "memory-size %uM", &tmp))
- memory_size = tmp<<20;
- else if (unformat (input, "memory-size %uG", &tmp))
- memory_size = tmp<<30;
- else if (unformat (input, "next-table %d", &next_table_index))
- ;
- else if (unformat (input, "miss-next %U", unformat_ip_next_index,
- &miss_next_index))
- ;
- else if (unformat (input, "l2-input-miss-next %U", unformat_l2_input_next_index,
- &miss_next_index))
- ;
- else if (unformat (input, "l2-output-miss-next %U", unformat_l2_output_next_index,
- &miss_next_index))
- ;
- else if (unformat (input, "acl-miss-next %U", unformat_acl_next_index,
- &miss_next_index))
- ;
- else if (unformat (input, "current-data-flag %d", &current_data_flag))
- ;
- else if (unformat (input, "current-data-offset %d", &current_data_offset))
- ;
+ else if (unformat (input, "del-chain"))
+ {
+ is_add = 0;
+ del_chain = 1;
+ }
+ else if (unformat (input, "buckets %d", &nbuckets))
+ ;
+ else if (unformat (input, "skip %d", &skip))
+ ;
+ else if (unformat (input, "match %d", &match))
+ ;
+ else if (unformat (input, "table %d", &table_index))
+ ;
+ else if (unformat (input, "mask %U", unformat_classify_mask,
+ &mask, &skip, &match))
+ ;
+ else if (unformat (input, "memory-size %uM", &tmp))
+ memory_size = tmp << 20;
+ else if (unformat (input, "memory-size %uG", &tmp))
+ memory_size = tmp << 30;
+ else if (unformat (input, "next-table %d", &next_table_index))
+ ;
+ else if (unformat (input, "miss-next %U", unformat_ip_next_index,
+ &miss_next_index))
+ ;
+ else
+ if (unformat
+ (input, "l2-input-miss-next %U", unformat_l2_input_next_index,
+ &miss_next_index))
+ ;
+ else
+ if (unformat
+ (input, "l2-output-miss-next %U", unformat_l2_output_next_index,
+ &miss_next_index))
+ ;
+ else if (unformat (input, "acl-miss-next %U", unformat_acl_next_index,
+ &miss_next_index))
+ ;
+ else if (unformat (input, "current-data-flag %d", &current_data_flag))
+ ;
+ else
+ if (unformat (input, "current-data-offset %d", &current_data_offset))
+ ;
+
+ else
+ break;
+ }
- else
- break;
- }
-
if (is_add && mask == 0 && table_index == ~0)
return clib_error_return (0, "Mask required");
@@ -1525,13 +1568,15 @@ classify_table_command_fn (vlib_main_t * vm,
if (is_add && match == ~0 && table_index == ~0)
return clib_error_return (0, "match count required");
-
+
if (!is_add && table_index == ~0)
return clib_error_return (0, "table index required for delete");
rv = vnet_classify_add_del_table (cm, mask, nbuckets, memory_size,
- skip, match, next_table_index, miss_next_index, &table_index,
- current_data_flag, current_data_offset, is_add, del_chain);
+ skip, match, next_table_index,
+ miss_next_index, &table_index,
+ current_data_flag, current_data_offset,
+ is_add, del_chain);
switch (rv)
{
case 0:
@@ -1539,14 +1584,15 @@ classify_table_command_fn (vlib_main_t * vm,
default:
return clib_error_return (0, "vnet_classify_add_del_table returned %d",
- rv);
+ rv);
}
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (classify_table, static) = {
.path = "classify table",
- .short_help =
+ .short_help =
"classify table [miss-next|l2-miss_next|acl-miss-next <next_index>]"
"\n mask <mask-value> buckets <nn> [skip <n>] [match <n>]"
"\n [current-data-flag <n>] [current-data-offset <n>] [table <n>]"
@@ -1554,79 +1600,83 @@ VLIB_CLI_COMMAND (classify_table, static) = {
"\n [del] [del-chain]",
.function = classify_table_command_fn,
};
+/* *INDENT-ON* */
-static u8 * format_vnet_classify_table (u8 * s, va_list * args)
+static u8 *
+format_vnet_classify_table (u8 * s, va_list * args)
{
- vnet_classify_main_t * cm = va_arg (*args, vnet_classify_main_t *);
+ vnet_classify_main_t *cm = va_arg (*args, vnet_classify_main_t *);
int verbose = va_arg (*args, int);
u32 index = va_arg (*args, u32);
- vnet_classify_table_t * t;
+ vnet_classify_table_t *t;
if (index == ~0)
{
s = format (s, "%10s%10s%10s%10s", "TableIdx", "Sessions", "NextTbl",
- "NextNode", verbose ? "Details" : "");
+ "NextNode", verbose ? "Details" : "");
return s;
}
t = pool_elt_at_index (cm->tables, index);
s = format (s, "%10u%10d%10d%10d", index, t->active_elements,
- t->next_table_index, t->miss_next_index);
+ t->next_table_index, t->miss_next_index);
- s = format (s, "\n Heap: %U", format_mheap, t->mheap, 0 /*verbose*/);
+ s = format (s, "\n Heap: %U", format_mheap, t->mheap, 0 /*verbose */ );
s = format (s, "\n nbuckets %d, skip %d match %d flag %d offset %d",
- t->nbuckets, t->skip_n_vectors, t->match_n_vectors,
- t->current_data_flag, t->current_data_offset);
- s = format (s, "\n mask %U", format_hex_bytes, t->mask,
- t->match_n_vectors * sizeof (u32x4));
+ t->nbuckets, t->skip_n_vectors, t->match_n_vectors,
+ t->current_data_flag, t->current_data_offset);
+ s = format (s, "\n mask %U", format_hex_bytes, t->mask,
+ t->match_n_vectors * sizeof (u32x4));
s = format (s, "\n linear-search buckets %d\n", t->linear_buckets);
if (verbose == 0)
return s;
s = format (s, "\n%U", format_classify_table, t, verbose);
-
+
return s;
}
static clib_error_t *
show_classify_tables_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
- vnet_classify_table_t * t;
+ vnet_classify_main_t *cm = &vnet_classify_main;
+ vnet_classify_table_t *t;
u32 match_index = ~0;
- u32 * indices = 0;
+ u32 *indices = 0;
int verbose = 0;
int i;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "index %d", &match_index))
- ;
+ ;
else if (unformat (input, "verbose %d", &verbose))
- ;
+ ;
else if (unformat (input, "verbose"))
- verbose = 1;
- else
- break;
+ verbose = 1;
+ else
+ break;
}
-
- pool_foreach (t, cm->tables,
+
+ /* *INDENT-OFF* */
+ pool_foreach (t, cm->tables,
({
if (match_index == ~0 || (match_index == t - cm->tables))
vec_add1 (indices, t - cm->tables);
}));
+ /* *INDENT-ON* */
- if (vec_len(indices))
+ if (vec_len (indices))
{
vlib_cli_output (vm, "%U", format_vnet_classify_table, cm, verbose,
- ~0 /* hdr */);
+ ~0 /* hdr */ );
for (i = 0; i < vec_len (indices); i++)
- vlib_cli_output (vm, "%U", format_vnet_classify_table, cm,
- verbose, indices[i]);
+ vlib_cli_output (vm, "%U", format_vnet_classify_table, cm,
+ verbose, indices[i]);
}
else
vlib_cli_output (vm, "No classifier tables configured");
@@ -1636,17 +1686,20 @@ show_classify_tables_command_fn (vlib_main_t * vm,
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (show_classify_table_command, static) = {
.path = "show classify tables",
.short_help = "show classify tables [index <nn>]",
.function = show_classify_tables_command_fn,
};
+/* *INDENT-ON* */
-uword unformat_l4_match (unformat_input_t * input, va_list * args)
+uword
+unformat_l4_match (unformat_input_t * input, va_list * args)
{
- u8 ** matchp = va_arg (*args, u8 **);
+ u8 **matchp = va_arg (*args, u8 **);
- u8 * proto_header = 0;
+ u8 *proto_header = 0;
int src_port = 0;
int dst_port = 0;
@@ -1655,28 +1708,29 @@ uword unformat_l4_match (unformat_input_t * input, va_list * args)
while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "src_port %d", &src_port))
- ;
+ ;
else if (unformat (input, "dst_port %d", &dst_port))
- ;
+ ;
else
- return 0;
+ return 0;
}
- h.src_port = clib_host_to_net_u16(src_port);
- h.dst_port = clib_host_to_net_u16(dst_port);
- vec_validate(proto_header, sizeof(h)-1);
- memcpy(proto_header, &h, sizeof(h));
+ h.src_port = clib_host_to_net_u16 (src_port);
+ h.dst_port = clib_host_to_net_u16 (dst_port);
+ vec_validate (proto_header, sizeof (h) - 1);
+ memcpy (proto_header, &h, sizeof (h));
*matchp = proto_header;
return 1;
}
-uword unformat_ip4_match (unformat_input_t * input, va_list * args)
+uword
+unformat_ip4_match (unformat_input_t * input, va_list * args)
{
- u8 ** matchp = va_arg (*args, u8 **);
- u8 * match = 0;
- ip4_header_t * ip;
+ u8 **matchp = va_arg (*args, u8 **);
+ u8 *match = 0;
+ ip4_header_t *ip;
int version = 0;
u32 version_val;
int hdr_length = 0;
@@ -1696,67 +1750,67 @@ uword unformat_ip4_match (unformat_input_t * input, va_list * args)
int checksum = 0;
u32 checksum_val;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (input, "version %d", &version_val))
- version = 1;
+ if (unformat (input, "version %d", &version_val))
+ version = 1;
else if (unformat (input, "hdr_length %d", &hdr_length_val))
- hdr_length = 1;
+ hdr_length = 1;
else if (unformat (input, "src %U", unformat_ip4_address, &src_val))
- src = 1;
+ src = 1;
else if (unformat (input, "dst %U", unformat_ip4_address, &dst_val))
- dst = 1;
+ dst = 1;
else if (unformat (input, "proto %d", &proto_val))
- proto = 1;
+ proto = 1;
else if (unformat (input, "tos %d", &tos_val))
- tos = 1;
+ tos = 1;
else if (unformat (input, "length %d", &length_val))
- length = 1;
+ length = 1;
else if (unformat (input, "fragment_id %d", &fragment_id_val))
- fragment_id = 1;
+ fragment_id = 1;
else if (unformat (input, "ttl %d", &ttl_val))
- ttl = 1;
+ ttl = 1;
else if (unformat (input, "checksum %d", &checksum_val))
- checksum = 1;
+ checksum = 1;
else
- break;
+ break;
}
-
+
if (version + hdr_length + src + dst + proto + tos + length + fragment_id
+ ttl + checksum == 0)
return 0;
- /*
+ /*
* Aligned because we use the real comparison functions
*/
- vec_validate_aligned (match, sizeof (*ip) - 1, sizeof(u32x4));
-
+ vec_validate_aligned (match, sizeof (*ip) - 1, sizeof (u32x4));
+
ip = (ip4_header_t *) match;
-
+
/* These are realistically matched in practice */
if (src)
ip->src_address.as_u32 = src_val.as_u32;
if (dst)
ip->dst_address.as_u32 = dst_val.as_u32;
-
+
if (proto)
ip->protocol = proto_val;
-
+
/* These are not, but they're included for completeness */
if (version)
- ip->ip_version_and_header_length |= (version_val & 0xF)<<4;
+ ip->ip_version_and_header_length |= (version_val & 0xF) << 4;
if (hdr_length)
ip->ip_version_and_header_length |= (hdr_length_val & 0xF);
-
+
if (tos)
ip->tos = tos_val;
-
+
if (length)
ip->length = clib_host_to_net_u16 (length_val);
-
+
if (ttl)
ip->ttl = ttl_val;
@@ -1767,17 +1821,18 @@ uword unformat_ip4_match (unformat_input_t * input, va_list * args)
return 1;
}
-uword unformat_ip6_match (unformat_input_t * input, va_list * args)
+uword
+unformat_ip6_match (unformat_input_t * input, va_list * args)
{
- u8 ** matchp = va_arg (*args, u8 **);
- u8 * match = 0;
- ip6_header_t * ip;
+ u8 **matchp = va_arg (*args, u8 **);
+ u8 *match = 0;
+ ip6_header_t *ip;
int version = 0;
u32 version_val;
- u8 traffic_class = 0;
+ u8 traffic_class = 0;
u32 traffic_class_val;
- u8 flow_label = 0;
- u8 flow_label_val;
+ u8 flow_label = 0;
+ u8 flow_label_val;
int src = 0, dst = 0;
ip6_address_t src_val, dst_val;
int proto = 0;
@@ -1788,65 +1843,66 @@ uword unformat_ip6_match (unformat_input_t * input, va_list * args)
int hop_limit_val;
u32 ip_version_traffic_class_and_flow_label;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
- if (unformat (input, "version %d", &version_val))
- version = 1;
+ if (unformat (input, "version %d", &version_val))
+ version = 1;
else if (unformat (input, "traffic_class %d", &traffic_class_val))
- traffic_class = 1;
+ traffic_class = 1;
else if (unformat (input, "flow_label %d", &flow_label_val))
- flow_label = 1;
+ flow_label = 1;
else if (unformat (input, "src %U", unformat_ip6_address, &src_val))
- src = 1;
+ src = 1;
else if (unformat (input, "dst %U", unformat_ip6_address, &dst_val))
- dst = 1;
+ dst = 1;
else if (unformat (input, "proto %d", &proto_val))
- proto = 1;
+ proto = 1;
else if (unformat (input, "payload_length %d", &payload_length_val))
- payload_length = 1;
+ payload_length = 1;
else if (unformat (input, "hop_limit %d", &hop_limit_val))
- hop_limit = 1;
+ hop_limit = 1;
else
- break;
+ break;
}
-
+
if (version + traffic_class + flow_label + src + dst + proto +
payload_length + hop_limit == 0)
return 0;
- /*
+ /*
* Aligned because we use the real comparison functions
*/
- vec_validate_aligned (match, sizeof (*ip) - 1, sizeof(u32x4));
-
+ vec_validate_aligned (match, sizeof (*ip) - 1, sizeof (u32x4));
+
ip = (ip6_header_t *) match;
-
+
if (src)
clib_memcpy (&ip->src_address, &src_val, sizeof (ip->src_address));
if (dst)
clib_memcpy (&ip->dst_address, &dst_val, sizeof (ip->dst_address));
-
+
if (proto)
ip->protocol = proto_val;
-
+
ip_version_traffic_class_and_flow_label = 0;
if (version)
ip_version_traffic_class_and_flow_label |= (version_val & 0xF) << 28;
if (traffic_class)
- ip_version_traffic_class_and_flow_label |= (traffic_class_val & 0xFF) << 20;
+ ip_version_traffic_class_and_flow_label |=
+ (traffic_class_val & 0xFF) << 20;
if (flow_label)
ip_version_traffic_class_and_flow_label |= (flow_label_val & 0xFFFFF);
-
- ip->ip_version_traffic_class_and_flow_label =
+
+ ip->ip_version_traffic_class_and_flow_label =
clib_host_to_net_u32 (ip_version_traffic_class_and_flow_label);
if (payload_length)
ip->payload_length = clib_host_to_net_u16 (payload_length_val);
-
+
if (hop_limit)
ip->hop_limit = hop_limit_val;
@@ -1854,30 +1910,33 @@ uword unformat_ip6_match (unformat_input_t * input, va_list * args)
return 1;
}
-uword unformat_l3_match (unformat_input_t * input, va_list * args)
+uword
+unformat_l3_match (unformat_input_t * input, va_list * args)
{
- u8 ** matchp = va_arg (*args, u8 **);
+ u8 **matchp = va_arg (*args, u8 **);
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "ip4 %U", unformat_ip4_match, matchp))
- return 1;
- else if (unformat (input, "ip6 %U", unformat_ip6_match, matchp))
- return 1;
- /* $$$$ add mpls */
- else
- break;
- }
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "ip4 %U", unformat_ip4_match, matchp))
+ return 1;
+ else if (unformat (input, "ip6 %U", unformat_ip6_match, matchp))
+ return 1;
+ /* $$$$ add mpls */
+ else
+ break;
+ }
return 0;
}
-uword unformat_vlan_tag (unformat_input_t * input, va_list * args)
+uword
+unformat_vlan_tag (unformat_input_t * input, va_list * args)
{
- u8 * tagp = va_arg (*args, u8 *);
+ u8 *tagp = va_arg (*args, u8 *);
u32 tag;
- if (unformat(input, "%d", &tag))
+ if (unformat (input, "%d", &tag))
{
- tagp[0] = (tag>>8) & 0x0F;
+ tagp[0] = (tag >> 8) & 0x0F;
tagp[1] = tag & 0xFF;
return 1;
}
@@ -1885,10 +1944,11 @@ uword unformat_vlan_tag (unformat_input_t * input, va_list * args)
return 0;
}
-uword unformat_l2_match (unformat_input_t * input, va_list * args)
+uword
+unformat_l2_match (unformat_input_t * input, va_list * args)
{
- u8 ** matchp = va_arg (*args, u8 **);
- u8 * match = 0;
+ u8 **matchp = va_arg (*args, u8 **);
+ u8 *match = 0;
u8 src = 0;
u8 src_val[6];
u8 dst = 0;
@@ -1896,9 +1956,9 @@ uword unformat_l2_match (unformat_input_t * input, va_list * args)
u8 proto = 0;
u16 proto_val;
u8 tag1 = 0;
- u8 tag1_val [2];
+ u8 tag1_val[2];
u8 tag2 = 0;
- u8 tag2_val [2];
+ u8 tag2_val[2];
int len = 14;
u8 ignore_tag1 = 0;
u8 ignore_tag2 = 0;
@@ -1907,31 +1967,33 @@ uword unformat_l2_match (unformat_input_t * input, va_list * args)
u32 cos1_val = 0;
u32 cos2_val = 0;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "src %U", unformat_ethernet_address, &src_val))
- src = 1;
- else if (unformat (input, "dst %U", unformat_ethernet_address, &dst_val))
- dst = 1;
- else if (unformat (input, "proto %U",
- unformat_ethernet_type_host_byte_order, &proto_val))
- proto = 1;
- else if (unformat (input, "tag1 %U", unformat_vlan_tag, tag1_val))
- tag1 = 1;
- else if (unformat (input, "tag2 %U", unformat_vlan_tag, tag2_val))
- tag2 = 1;
- else if (unformat (input, "ignore-tag1"))
- ignore_tag1 = 1;
- else if (unformat (input, "ignore-tag2"))
- ignore_tag2 = 1;
- else if (unformat (input, "cos1 %d", &cos1_val))
- cos1 = 1;
- else if (unformat (input, "cos2 %d", &cos2_val))
- cos2 = 1;
- else
- break;
- }
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "src %U", unformat_ethernet_address, &src_val))
+ src = 1;
+ else
+ if (unformat (input, "dst %U", unformat_ethernet_address, &dst_val))
+ dst = 1;
+ else if (unformat (input, "proto %U",
+ unformat_ethernet_type_host_byte_order, &proto_val))
+ proto = 1;
+ else if (unformat (input, "tag1 %U", unformat_vlan_tag, tag1_val))
+ tag1 = 1;
+ else if (unformat (input, "tag2 %U", unformat_vlan_tag, tag2_val))
+ tag2 = 1;
+ else if (unformat (input, "ignore-tag1"))
+ ignore_tag1 = 1;
+ else if (unformat (input, "ignore-tag2"))
+ ignore_tag2 = 1;
+ else if (unformat (input, "cos1 %d", &cos1_val))
+ cos1 = 1;
+ else if (unformat (input, "cos2 %d", &cos2_val))
+ cos2 = 1;
+ else
+ break;
+ }
if ((src + dst + proto + tag1 + tag2 +
- ignore_tag1 + ignore_tag2 + cos1 + cos2) == 0)
+ ignore_tag1 + ignore_tag2 + cos1 + cos2) == 0)
return 0;
if (tag1 || ignore_tag1 || cos1)
@@ -1939,130 +2001,135 @@ uword unformat_l2_match (unformat_input_t * input, va_list * args)
if (tag2 || ignore_tag2 || cos2)
len = 22;
- vec_validate_aligned (match, len-1, sizeof(u32x4));
+ vec_validate_aligned (match, len - 1, sizeof (u32x4));
if (dst)
clib_memcpy (match, dst_val, 6);
if (src)
clib_memcpy (match + 6, src_val, 6);
-
+
if (tag2)
{
/* inner vlan tag */
match[19] = tag2_val[1];
match[18] = tag2_val[0];
if (cos2)
- match [18] |= (cos2_val & 0x7) << 5;
+ match[18] |= (cos2_val & 0x7) << 5;
if (proto)
- {
- match[21] = proto_val & 0xff;
- match[20] = proto_val >> 8;
- }
+ {
+ match[21] = proto_val & 0xff;
+ match[20] = proto_val >> 8;
+ }
if (tag1)
- {
- match [15] = tag1_val[1];
- match [14] = tag1_val[0];
- }
+ {
+ match[15] = tag1_val[1];
+ match[14] = tag1_val[0];
+ }
if (cos1)
- match [14] |= (cos1_val & 0x7) << 5;
+ match[14] |= (cos1_val & 0x7) << 5;
*matchp = match;
return 1;
}
if (tag1)
{
- match [15] = tag1_val[1];
- match [14] = tag1_val[0];
+ match[15] = tag1_val[1];
+ match[14] = tag1_val[0];
if (proto)
- {
- match[17] = proto_val & 0xff;
- match[16] = proto_val >> 8;
- }
+ {
+ match[17] = proto_val & 0xff;
+ match[16] = proto_val >> 8;
+ }
if (cos1)
- match [14] |= (cos1_val & 0x7) << 5;
+ match[14] |= (cos1_val & 0x7) << 5;
*matchp = match;
return 1;
}
if (cos2)
- match [18] |= (cos2_val & 0x7) << 5;
+ match[18] |= (cos2_val & 0x7) << 5;
if (cos1)
- match [14] |= (cos1_val & 0x7) << 5;
+ match[14] |= (cos1_val & 0x7) << 5;
if (proto)
{
match[13] = proto_val & 0xff;
match[12] = proto_val >> 8;
}
-
+
*matchp = match;
return 1;
}
-uword unformat_classify_match (unformat_input_t * input, va_list * args)
+uword
+unformat_classify_match (unformat_input_t * input, va_list * args)
{
- vnet_classify_main_t * cm = va_arg (*args, vnet_classify_main_t *);
- u8 ** matchp = va_arg (*args, u8 **);
+ vnet_classify_main_t *cm = va_arg (*args, vnet_classify_main_t *);
+ u8 **matchp = va_arg (*args, u8 **);
u32 table_index = va_arg (*args, u32);
- vnet_classify_table_t * t;
-
- u8 * match = 0;
- u8 * l2 = 0;
- u8 * l3 = 0;
- u8 * l4 = 0;
+ vnet_classify_table_t *t;
+
+ u8 *match = 0;
+ u8 *l2 = 0;
+ u8 *l3 = 0;
+ u8 *l4 = 0;
if (pool_is_free_index (cm->tables, table_index))
return 0;
t = pool_elt_at_index (cm->tables, table_index);
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "hex %U", unformat_hex_string, &match))
- ;
- else if (unformat (input, "l2 %U", unformat_l2_match, &l2))
- ;
- else if (unformat (input, "l3 %U", unformat_l3_match, &l3))
- ;
- else if (unformat (input, "l4 %U", unformat_l4_match, &l4))
- ;
- else
- break;
- }
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "hex %U", unformat_hex_string, &match))
+ ;
+ else if (unformat (input, "l2 %U", unformat_l2_match, &l2))
+ ;
+ else if (unformat (input, "l3 %U", unformat_l3_match, &l3))
+ ;
+ else if (unformat (input, "l4 %U", unformat_l4_match, &l4))
+ ;
+ else
+ break;
+ }
- if (l4 && !l3) {
- vec_free (match);
- vec_free (l2);
- vec_free (l4);
- return 0;
- }
+ if (l4 && !l3)
+ {
+ vec_free (match);
+ vec_free (l2);
+ vec_free (l4);
+ return 0;
+ }
if (match || l2 || l3 || l4)
{
if (l2 || l3 || l4)
- {
- /* "Win a free Ethernet header in every packet" */
- if (l2 == 0)
- vec_validate_aligned (l2, 13, sizeof(u32x4));
- match = l2;
- if (l3)
- {
- vec_append_aligned (match, l3, sizeof(u32x4));
- vec_free (l3);
- }
- if (l4)
- {
- vec_append_aligned (match, l4, sizeof(u32x4));
- vec_free (l4);
- }
- }
+ {
+ /* "Win a free Ethernet header in every packet" */
+ if (l2 == 0)
+ vec_validate_aligned (l2, 13, sizeof (u32x4));
+ match = l2;
+ if (l3)
+ {
+ vec_append_aligned (match, l3, sizeof (u32x4));
+ vec_free (l3);
+ }
+ if (l4)
+ {
+ vec_append_aligned (match, l4, sizeof (u32x4));
+ vec_free (l4);
+ }
+ }
/* Make sure the vector is big enough even if key is all 0's */
- vec_validate_aligned
- (match, ((t->match_n_vectors + t->skip_n_vectors) * sizeof(u32x4)) - 1,
- sizeof(u32x4));
-
- /* Set size, include skipped vectors*/
- _vec_len (match) = (t->match_n_vectors+t->skip_n_vectors) * sizeof(u32x4);
+ vec_validate_aligned
+ (match,
+ ((t->match_n_vectors + t->skip_n_vectors) * sizeof (u32x4)) - 1,
+ sizeof (u32x4));
+
+ /* Set size, include skipped vectors */
+ _vec_len (match) =
+ (t->match_n_vectors + t->skip_n_vectors) * sizeof (u32x4);
*matchp = match;
@@ -2072,27 +2139,26 @@ uword unformat_classify_match (unformat_input_t * input, va_list * args)
return 0;
}
-int vnet_classify_add_del_session (vnet_classify_main_t * cm,
- u32 table_index,
- u8 * match,
- u32 hit_next_index,
- u32 opaque_index,
- i32 advance,
- u8 action,
- u32 metadata,
- int is_add)
+int
+vnet_classify_add_del_session (vnet_classify_main_t * cm,
+ u32 table_index,
+ u8 * match,
+ u32 hit_next_index,
+ u32 opaque_index,
+ i32 advance,
+ u8 action, u32 metadata, int is_add)
{
- vnet_classify_table_t * t;
- vnet_classify_entry_5_t _max_e __attribute__((aligned (16)));
- vnet_classify_entry_t * e;
+ vnet_classify_table_t *t;
+ vnet_classify_entry_5_t _max_e __attribute__ ((aligned (16)));
+ vnet_classify_entry_t *e;
int i, rv;
if (pool_is_free_index (cm->tables, table_index))
return VNET_API_ERROR_NO_SUCH_TABLE;
-
+
t = pool_elt_at_index (cm->tables, table_index);
-
- e = (vnet_classify_entry_t *)&_max_e;
+
+ e = (vnet_classify_entry_t *) & _max_e;
e->next_index = hit_next_index;
e->opaque_index = opaque_index;
e->advance = advance;
@@ -2102,12 +2168,12 @@ int vnet_classify_add_del_session (vnet_classify_main_t * cm,
e->action = action;
if (e->action == CLASSIFY_ACTION_SET_IP4_FIB_INDEX)
e->metadata = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP4,
- metadata,
- FIB_SOURCE_CLASSIFY);
+ metadata,
+ FIB_SOURCE_CLASSIFY);
else if (e->action == CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
e->metadata = fib_table_find_or_create_and_lock (FIB_PROTOCOL_IP6,
- metadata,
- FIB_SOURCE_CLASSIFY);
+ metadata,
+ FIB_SOURCE_CLASSIFY);
else if (e->action == CLASSIFY_ACTION_SET_METADATA)
e->metadata = metadata;
else
@@ -2115,7 +2181,7 @@ int vnet_classify_add_del_session (vnet_classify_main_t * cm,
/* Copy key data, honoring skip_n_vectors */
clib_memcpy (&e->key, match + t->skip_n_vectors * sizeof (u32x4),
- t->match_n_vectors * sizeof (u32x4));
+ t->match_n_vectors * sizeof (u32x4));
/* Clear don't-care bits; likely when dynamically creating sessions */
for (i = 0; i < t->match_n_vectors; i++)
@@ -2123,7 +2189,7 @@ int vnet_classify_add_del_session (vnet_classify_main_t * cm,
rv = vnet_classify_add_del (t, e, is_add);
- vnet_classify_entry_release_resource(e);
+ vnet_classify_entry_release_resource (e);
if (rv)
return VNET_API_ERROR_NO_SUCH_ENTRY;
@@ -2132,65 +2198,69 @@ int vnet_classify_add_del_session (vnet_classify_main_t * cm,
static clib_error_t *
classify_session_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input,
+ vlib_cli_command_t * cmd)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
+ vnet_classify_main_t *cm = &vnet_classify_main;
int is_add = 1;
u32 table_index = ~0;
u32 hit_next_index = ~0;
u64 opaque_index = ~0;
- u8 * match = 0;
+ u8 *match = 0;
i32 advance = 0;
u32 action = 0;
u32 metadata = 0;
int i, rv;
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
{
if (unformat (input, "del"))
- is_add = 0;
+ is_add = 0;
else if (unformat (input, "hit-next %U", unformat_ip_next_index,
- &hit_next_index))
- ;
- else if (unformat (input, "l2-input-hit-next %U", unformat_l2_input_next_index,
- &hit_next_index))
- ;
- else if (unformat (input, "l2-output-hit-next %U", unformat_l2_output_next_index,
- &hit_next_index))
- ;
+ &hit_next_index))
+ ;
+ else
+ if (unformat
+ (input, "l2-input-hit-next %U", unformat_l2_input_next_index,
+ &hit_next_index))
+ ;
+ else
+ if (unformat
+ (input, "l2-output-hit-next %U", unformat_l2_output_next_index,
+ &hit_next_index))
+ ;
else if (unformat (input, "acl-hit-next %U", unformat_acl_next_index,
- &hit_next_index))
- ;
+ &hit_next_index))
+ ;
else if (unformat (input, "policer-hit-next %U",
- unformat_policer_next_index, &hit_next_index))
- ;
+ unformat_policer_next_index, &hit_next_index))
+ ;
else if (unformat (input, "opaque-index %lld", &opaque_index))
- ;
+ ;
else if (unformat (input, "match %U", unformat_classify_match,
- cm, &match, table_index))
- ;
+ cm, &match, table_index))
+ ;
else if (unformat (input, "advance %d", &advance))
- ;
+ ;
else if (unformat (input, "table-index %d", &table_index))
- ;
+ ;
else if (unformat (input, "action set-ip4-fib-id %d", &metadata))
- action = 1;
+ action = 1;
else if (unformat (input, "action set-ip6-fib-id %d", &metadata))
- action = 2;
+ action = 2;
else if (unformat (input, "action set-sr-policy-index %d", &metadata))
- action = 3;
+ action = 3;
else
- {
- /* Try registered opaque-index unformat fns */
- for (i = 0; i < vec_len (cm->unformat_opaque_index_fns); i++)
- {
- if (unformat (input, "%U", cm->unformat_opaque_index_fns[i],
- &opaque_index))
- goto found_opaque;
- }
- break;
- }
+ {
+ /* Try registered opaque-index unformat fns */
+ for (i = 0; i < vec_len (cm->unformat_opaque_index_fns); i++)
+ {
+ if (unformat (input, "%U", cm->unformat_opaque_index_fns[i],
+ &opaque_index))
+ goto found_opaque;
+ }
+ break;
+ }
found_opaque:
;
}
@@ -2201,24 +2271,26 @@ classify_session_command_fn (vlib_main_t * vm,
if (is_add && match == 0)
return clib_error_return (0, "Match value required");
- rv = vnet_classify_add_del_session (cm, table_index, match,
- hit_next_index,
- opaque_index, advance,
- action, metadata, is_add);
+ rv = vnet_classify_add_del_session (cm, table_index, match,
+ hit_next_index,
+ opaque_index, advance,
+ action, metadata, is_add);
- switch(rv)
+ switch (rv)
{
case 0:
break;
default:
- return clib_error_return (0, "vnet_classify_add_del_session returned %d",
- rv);
+ return clib_error_return (0,
+ "vnet_classify_add_del_session returned %d",
+ rv);
}
return 0;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (classify_session_command, static) = {
.path = "classify session",
.short_help =
@@ -2228,15 +2300,16 @@ VLIB_CLI_COMMAND (classify_session_command, static) = {
"\n [action set-ip4-fib-id|set-ip6-fib-id|set-sr-policy-index <n>] [del]",
.function = classify_session_command_fn,
};
+/* *INDENT-ON* */
-static uword
+static uword
unformat_opaque_sw_if_index (unformat_input_t * input, va_list * args)
{
- u64 * opaquep = va_arg (*args, u64 *);
+ u64 *opaquep = va_arg (*args, u64 *);
u32 sw_if_index;
if (unformat (input, "opaque-sw_if_index %U", unformat_vnet_sw_interface,
- vnet_get_main(), &sw_if_index))
+ vnet_get_main (), &sw_if_index))
{
*opaquep = sw_if_index;
return 1;
@@ -2247,13 +2320,13 @@ unformat_opaque_sw_if_index (unformat_input_t * input, va_list * args)
static uword
unformat_ip_next_node (unformat_input_t * input, va_list * args)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
- u32 * next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
+ u32 *next_indexp = va_arg (*args, u32 *);
u32 node_index;
u32 next_index = ~0;
if (unformat (input, "ip6-node %U", unformat_vlib_node,
- cm->vlib_main, &node_index))
+ cm->vlib_main, &node_index))
{
next_index = vlib_node_add_next (cm->vlib_main,
ip6_classify_node.index, node_index);
@@ -2271,16 +2344,16 @@ unformat_ip_next_node (unformat_input_t * input, va_list * args)
return 1;
}
-static uword
+static uword
unformat_acl_next_node (unformat_input_t * input, va_list * args)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
- u32 * next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
+ u32 *next_indexp = va_arg (*args, u32 *);
u32 node_index;
u32 next_index;
if (unformat (input, "ip6-node %U", unformat_vlib_node,
- cm->vlib_main, &node_index))
+ cm->vlib_main, &node_index))
{
next_index = vlib_node_add_next (cm->vlib_main,
ip6_inacl_node.index, node_index);
@@ -2298,19 +2371,19 @@ unformat_acl_next_node (unformat_input_t * input, va_list * args)
return 1;
}
-static uword
+static uword
unformat_l2_input_next_node (unformat_input_t * input, va_list * args)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
- u32 * next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
+ u32 *next_indexp = va_arg (*args, u32 *);
u32 node_index;
u32 next_index;
if (unformat (input, "input-node %U", unformat_vlib_node,
- cm->vlib_main, &node_index))
+ cm->vlib_main, &node_index))
{
- next_index = vlib_node_add_next
- (cm->vlib_main, l2_input_classify_node.index, node_index);
+ next_index = vlib_node_add_next
+ (cm->vlib_main, l2_input_classify_node.index, node_index);
*next_indexp = next_index;
return 1;
@@ -2318,19 +2391,19 @@ unformat_l2_input_next_node (unformat_input_t * input, va_list * args)
return 0;
}
-static uword
+static uword
unformat_l2_output_next_node (unformat_input_t * input, va_list * args)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
- u32 * next_indexp = va_arg (*args, u32 *);
+ vnet_classify_main_t *cm = &vnet_classify_main;
+ u32 *next_indexp = va_arg (*args, u32 *);
u32 node_index;
u32 next_index;
if (unformat (input, "output-node %U", unformat_vlib_node,
- cm->vlib_main, &node_index))
+ cm->vlib_main, &node_index))
{
- next_index = vlib_node_add_next
- (cm->vlib_main, l2_output_classify_node.index, node_index);
+ next_index = vlib_node_add_next
+ (cm->vlib_main, l2_output_classify_node.index, node_index);
*next_indexp = next_index;
return 1;
@@ -2338,19 +2411,18 @@ unformat_l2_output_next_node (unformat_input_t * input, va_list * args)
return 0;
}
-static clib_error_t *
+static clib_error_t *
vnet_classify_init (vlib_main_t * vm)
{
- vnet_classify_main_t * cm = &vnet_classify_main;
+ vnet_classify_main_t *cm = &vnet_classify_main;
cm->vlib_main = vm;
- cm->vnet_main = vnet_get_main();
+ cm->vnet_main = vnet_get_main ();
- vnet_classify_register_unformat_opaque_index_fn
+ vnet_classify_register_unformat_opaque_index_fn
(unformat_opaque_sw_if_index);
- vnet_classify_register_unformat_ip_next_index_fn
- (unformat_ip_next_node);
+ vnet_classify_register_unformat_ip_next_index_fn (unformat_ip_next_node);
vnet_classify_register_unformat_l2_next_index_fn
(unformat_l2_input_next_node);
@@ -2358,8 +2430,7 @@ vnet_classify_init (vlib_main_t * vm)
vnet_classify_register_unformat_l2_next_index_fn
(unformat_l2_output_next_node);
- vnet_classify_register_unformat_acl_next_index_fn
- (unformat_acl_next_node);
+ vnet_classify_register_unformat_acl_next_index_fn (unformat_acl_next_node);
return 0;
}
@@ -2370,7 +2441,7 @@ VLIB_INIT_FUNCTION (vnet_classify_init);
#if TEST_CODE > 0
-typedef struct
+typedef struct
{
ip4_address_t addr;
int in_table;
@@ -2394,8 +2465,8 @@ typedef struct
u32 seed;
/* Test data */
- classify_data_or_mask_t * mask;
- classify_data_or_mask_t * data;
+ classify_data_or_mask_t *mask;
+ classify_data_or_mask_t *data;
/* convenience */
vnet_classify_main_t *classify_main;
@@ -2406,7 +2477,7 @@ typedef struct
static test_classify_main_t test_classify_main;
static clib_error_t *
-test_classify_churn (test_classify_main_t *tm)
+test_classify_churn (test_classify_main_t * tm)
{
classify_data_or_mask_t *mask, *data;
vlib_main_t *vm = tm->vlib_main;
@@ -2415,8 +2486,8 @@ test_classify_churn (test_classify_main_t *tm)
u32 tmp;
int i, rv;
- vec_validate_aligned (mp, 3 * sizeof(u32x4), sizeof(u32x4));
- vec_validate_aligned (dp, 3 * sizeof(u32x4), sizeof(u32x4));
+ vec_validate_aligned (mp, 3 * sizeof (u32x4), sizeof (u32x4));
+ vec_validate_aligned (dp, 3 * sizeof (u32x4), sizeof (u32x4));
mask = (classify_data_or_mask_t *) mp;
data = (classify_data_or_mask_t *) dp;
@@ -2434,47 +2505,45 @@ test_classify_churn (test_classify_main_t *tm)
tmp++;
}
- tm->table = vnet_classify_new_table (tm->classify_main,
- (u8 *)mask,
- tm->buckets,
- tm->memory_size,
- 0 /* skip */,
- 3 /* vectors to match */);
+ tm->table = vnet_classify_new_table (tm->classify_main,
+ (u8 *) mask,
+ tm->buckets,
+ tm->memory_size, 0 /* skip */ ,
+ 3 /* vectors to match */ );
tm->table->miss_next_index = IP_LOOKUP_NEXT_DROP;
tm->table_index = tm->table - tm->classify_main->tables;
- vlib_cli_output (vm, "Created table %d, buckets %d",
- tm->table_index, tm->buckets);
+ vlib_cli_output (vm, "Created table %d, buckets %d",
+ tm->table_index, tm->buckets);
+
+ vlib_cli_output (vm, "Initialize: add %d (approx. half of %d sessions)...",
+ tm->sessions / 2, tm->sessions);
- vlib_cli_output (vm, "Initialize: add %d (approx. half of %d sessions)...",
- tm->sessions/2, tm->sessions);
-
- for (i = 0; i < tm->sessions/2; i++)
+ for (i = 0; i < tm->sessions / 2; i++)
{
ep = vec_elt_at_index (tm->entries, i);
data->ip.src_address.as_u32 = ep->addr.as_u32;
ep->in_table = 1;
- rv = vnet_classify_add_del_session (tm->classify_main,
- tm->table_index,
- (u8 *) data,
- IP_LOOKUP_NEXT_DROP,
- i /* opaque_index */,
- 0 /* advance */,
- 0 /* action*/,
- 0 /* metadata */,
- 1 /* is_add */);
-
+ rv = vnet_classify_add_del_session (tm->classify_main,
+ tm->table_index,
+ (u8 *) data,
+ IP_LOOKUP_NEXT_DROP,
+ i /* opaque_index */ ,
+ 0 /* advance */ ,
+ 0 /* action */ ,
+ 0 /* metadata */ ,
+ 1 /* is_add */ );
+
if (rv != 0)
- clib_warning ("add: returned %d", rv);
+ clib_warning ("add: returned %d", rv);
if (tm->verbose)
- vlib_cli_output (vm, "add: %U", format_ip4_address,
- &ep->addr.as_u32);
+ vlib_cli_output (vm, "add: %U", format_ip4_address, &ep->addr.as_u32);
}
vlib_cli_output (vm, "Execute %d random add/delete operations",
- tm->iterations);
+ tm->iterations);
for (i = 0; i < tm->iterations; i++)
{
@@ -2482,7 +2551,7 @@ test_classify_churn (test_classify_main_t *tm)
/* Pick a random entry */
index = random_u32 (&tm->seed) % tm->sessions;
-
+
ep = vec_elt_at_index (tm->entries, index);
data->ip.src_address.as_u32 = ep->addr.as_u32;
@@ -2491,109 +2560,102 @@ test_classify_churn (test_classify_main_t *tm)
is_add = !ep->in_table;
if (tm->verbose)
- vlib_cli_output (vm, "%s: %U",
- is_add ? "add" : "del",
- format_ip4_address,
- &ep->addr.as_u32);
-
- rv = vnet_classify_add_del_session (tm->classify_main,
- tm->table_index,
- (u8 *) data,
- IP_LOOKUP_NEXT_DROP,
- i /* opaque_index */,
- 0 /* advance */,
- 0 /* action*/,
- 0 /* metadata */,
- is_add);
+ vlib_cli_output (vm, "%s: %U",
+ is_add ? "add" : "del",
+ format_ip4_address, &ep->addr.as_u32);
+
+ rv = vnet_classify_add_del_session (tm->classify_main,
+ tm->table_index,
+ (u8 *) data,
+ IP_LOOKUP_NEXT_DROP,
+ i /* opaque_index */ ,
+ 0 /* advance */ ,
+ 0 /* action */ ,
+ 0 /* metadata */ ,
+ is_add);
if (rv != 0)
- vlib_cli_output (vm,
- "%s[%d]: %U returned %d", is_add ? "add" : "del",
- index,
- format_ip4_address,
- &ep->addr.as_u32, rv);
+ vlib_cli_output (vm,
+ "%s[%d]: %U returned %d", is_add ? "add" : "del",
+ index, format_ip4_address, &ep->addr.as_u32, rv);
else
- ep->in_table = is_add;
+ ep->in_table = is_add;
}
vlib_cli_output (vm, "Remove remaining %d entries from the table",
- tm->table->active_elements);
+ tm->table->active_elements);
for (i = 0; i < tm->sessions; i++)
{
- u8 * key_minus_skip;
+ u8 *key_minus_skip;
u64 hash;
- vnet_classify_entry_t * e;
-
+ vnet_classify_entry_t *e;
+
ep = tm->entries + i;
if (ep->in_table == 0)
- continue;
+ continue;
data->ip.src_address.as_u32 = ep->addr.as_u32;
hash = vnet_classify_hash_packet (tm->table, (u8 *) data);
- e = vnet_classify_find_entry (tm->table,
- (u8 *) data, hash, 0 /* time_now */);
+ e = vnet_classify_find_entry (tm->table,
+ (u8 *) data, hash, 0 /* time_now */ );
if (e == 0)
- {
- clib_warning ("Couldn't find %U index %d which should be present",
- format_ip4_address, ep->addr, i);
- continue;
- }
+ {
+ clib_warning ("Couldn't find %U index %d which should be present",
+ format_ip4_address, ep->addr, i);
+ continue;
+ }
- key_minus_skip = (u8 *)e->key;
+ key_minus_skip = (u8 *) e->key;
key_minus_skip -= tm->table->skip_n_vectors * sizeof (u32x4);
- rv = vnet_classify_add_del_session
- (tm->classify_main,
- tm->table_index,
- key_minus_skip,
- IP_LOOKUP_NEXT_DROP,
- i /* opaque_index */,
- 0 /* advance */, 0, 0,
- 0 /* is_add */);
+ rv = vnet_classify_add_del_session
+ (tm->classify_main,
+ tm->table_index,
+ key_minus_skip, IP_LOOKUP_NEXT_DROP, i /* opaque_index */ ,
+ 0 /* advance */ , 0, 0,
+ 0 /* is_add */ );
if (rv != 0)
- clib_warning ("del: returned %d", rv);
+ clib_warning ("del: returned %d", rv);
if (tm->verbose)
- vlib_cli_output (vm, "del: %U", format_ip4_address,
- &ep->addr.as_u32);
+ vlib_cli_output (vm, "del: %U", format_ip4_address, &ep->addr.as_u32);
}
vlib_cli_output (vm, "%d entries remain, MUST be zero",
- tm->table->active_elements);
+ tm->table->active_elements);
vlib_cli_output (vm, "Table after cleanup: \n%U\n",
- format_classify_table, tm->table, 0 /* verbose */);
+ format_classify_table, tm->table, 0 /* verbose */ );
vec_free (mp);
vec_free (dp);
vnet_classify_delete_table_index (tm->classify_main,
- tm->table_index, 1 /* del_chain */);
+ tm->table_index, 1 /* del_chain */ );
tm->table = 0;
tm->table_index = ~0;
- vec_free(tm->entries);
+ vec_free (tm->entries);
return 0;
}
static clib_error_t *
test_classify_command_fn (vlib_main_t * vm,
- unformat_input_t * input,
- vlib_cli_command_t * cmd)
+ unformat_input_t * input, vlib_cli_command_t * cmd)
{
test_classify_main_t *tm = &test_classify_main;
- vnet_classify_main_t * cm = &vnet_classify_main;
+ vnet_classify_main_t *cm = &vnet_classify_main;
u32 tmp;
int which = 0;
- clib_error_t * error = 0;
-
+ clib_error_t *error = 0;
+
tm->buckets = 1024;
tm->sessions = 8192;
tm->iterations = 8192;
- tm->memory_size = 64<<20;
+ tm->memory_size = 64 << 20;
tm->src.as_u32 = clib_net_to_host_u32 (0x0100000A);
tm->table = 0;
tm->seed = 0xDEADDABE;
@@ -2603,28 +2665,30 @@ test_classify_command_fn (vlib_main_t * vm,
/* Default starting address 1.0.0.10 */
- while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
- if (unformat (input, "sessions %d", &tmp))
- tm->sessions = tmp;
- else if (unformat (input, "src %U", unformat_ip4_address, &tm->src.as_u32))
- ;
- else if (unformat (input, "buckets %d", &tm->buckets))
- ;
- else if (unformat (input, "memory-size %uM", &tmp))
- tm->memory_size = tmp<<20;
- else if (unformat (input, "memory-size %uG", &tmp))
- tm->memory_size = tmp<<30;
- else if (unformat (input, "seed %d", &tm->seed))
- ;
- else if (unformat (input, "verbose"))
- tm->verbose = 1;
+ while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (input, "sessions %d", &tmp))
+ tm->sessions = tmp;
+ else
+ if (unformat (input, "src %U", unformat_ip4_address, &tm->src.as_u32))
+ ;
+ else if (unformat (input, "buckets %d", &tm->buckets))
+ ;
+ else if (unformat (input, "memory-size %uM", &tmp))
+ tm->memory_size = tmp << 20;
+ else if (unformat (input, "memory-size %uG", &tmp))
+ tm->memory_size = tmp << 30;
+ else if (unformat (input, "seed %d", &tm->seed))
+ ;
+ else if (unformat (input, "verbose"))
+ tm->verbose = 1;
- else if (unformat (input, "iterations %d", &tm->iterations))
- ;
- else if (unformat (input, "churn-test"))
- which = 0;
- else
- break;
+ else if (unformat (input, "iterations %d", &tm->iterations))
+ ;
+ else if (unformat (input, "churn-test"))
+ which = 0;
+ else
+ break;
}
switch (which)
@@ -2640,12 +2704,22 @@ test_classify_command_fn (vlib_main_t * vm,
return error;
}
+/* *INDENT-OFF* */
VLIB_CLI_COMMAND (test_classify_command, static) = {
.path = "test classify",
- .short_help =
+ .short_help =
"test classify [src <ip>] [sessions <nn>] [buckets <nn>] [seed <nnn>]\n"
" [memory-size <nn>[M|G]]\n"
" [churn-test]",
.function = test_classify_command_fn,
};
+/* *INDENT-ON* */
#endif /* TEST_CODE */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */
diff --git a/src/vnet/classify/vnet_classify.h b/src/vnet/classify/vnet_classify.h
index 4304d33bae8..40628015501 100644
--- a/src/vnet/classify/vnet_classify.h
+++ b/src/vnet/classify/vnet_classify.h
@@ -28,7 +28,7 @@
#include <vlib/cli.h>
#include <vnet/l2/l2_input.h>
#include <vnet/l2/feat_bitmap.h>
-#include <vnet/api_errno.h> /* for API error numbers */
+#include <vnet/api_errno.h> /* for API error numbers */
#include <vppinfra/error.h>
#include <vppinfra/hash.h>
@@ -41,7 +41,7 @@ extern vlib_node_registration_t ip6_classify_node;
#define CLASSIFY_TRACE 0
#if !defined( __aarch64__) && !defined(__arm__)
-#define CLASSIFY_USE_SSE //Allow usage of SSE operations
+#define CLASSIFY_USE_SSE //Allow usage of SSE operations
#endif
#define U32X4_ALIGNED(p) PREDICT_TRUE((((intptr_t)p) & 0xf) == 0)
@@ -79,6 +79,7 @@ _(3) \
_(4) \
_(5)
+/* *INDENT-OFF* */
typedef CLIB_PACKED(struct _vnet_classify_entry {
/* Graph node next index */
u32 next_index;
@@ -105,24 +106,28 @@ typedef CLIB_PACKED(struct _vnet_classify_entry {
u64 hits;
struct _vnet_classify_entry * next_free;
};
-
+
f64 last_heard;
/* Must be aligned to a 16-octet boundary */
u32x4 key[0];
}) vnet_classify_entry_t;
+/* *INDENT-ON* */
-static inline int vnet_classify_entry_is_free (vnet_classify_entry_t * e)
+static inline int
+vnet_classify_entry_is_free (vnet_classify_entry_t * e)
{
return e->flags & VNET_CLASSIFY_ENTRY_FREE;
}
-static inline int vnet_classify_entry_is_busy (vnet_classify_entry_t * e)
+static inline int
+vnet_classify_entry_is_busy (vnet_classify_entry_t * e)
{
return ((e->flags & VNET_CLASSIFY_ENTRY_FREE) == 0);
}
/* Need these to con the vector allocator */
+/* *INDENT-OFF* */
#define _(size) \
typedef CLIB_PACKED(struct { \
u32 pad0[4]; \
@@ -130,11 +135,15 @@ typedef CLIB_PACKED(struct { \
u32x4 key[size]; \
}) vnet_classify_entry_##size##_t;
foreach_size_in_u32x4;
+/* *INDENT-ON* */
#undef _
-typedef struct {
- union {
- struct {
+typedef struct
+{
+ union
+ {
+ struct
+ {
u32 offset;
u8 linear_search;
u8 pad[2];
@@ -144,13 +153,14 @@ typedef struct {
};
} vnet_classify_bucket_t;
-typedef struct {
+typedef struct
+{
/* Mask to apply after skipping N vectors */
u32x4 *mask;
/* Buckets and entries */
- vnet_classify_bucket_t * buckets;
- vnet_classify_entry_t * entries;
-
+ vnet_classify_bucket_t *buckets;
+ vnet_classify_entry_t *entries;
+
/* Config parameters */
u32 match_n_vectors;
u32 skip_n_vectors;
@@ -164,217 +174,219 @@ typedef struct {
u32 data_offset;
/* Index of next table to try */
u32 next_table_index;
-
+
/* Miss next index, return if next_table_index = 0 */
u32 miss_next_index;
-
+
/* Per-bucket working copies, one per thread */
- vnet_classify_entry_t ** working_copies;
+ vnet_classify_entry_t **working_copies;
int *working_copy_lengths;
vnet_classify_bucket_t saved_bucket;
-
+
/* Free entry freelists */
vnet_classify_entry_t **freelists;
- u8 * name;
-
+ u8 *name;
+
/* Private allocation arena, protected by the writer lock */
- void * mheap;
-
+ void *mheap;
+
/* Writer (only) lock for this table */
- volatile u32 * writer_lock;
-
+ volatile u32 *writer_lock;
+
} vnet_classify_table_t;
-struct _vnet_classify_main {
+struct _vnet_classify_main
+{
/* Table pool */
- vnet_classify_table_t * tables;
-
+ vnet_classify_table_t *tables;
+
/* Registered next-index, opaque unformat fcns */
- unformat_function_t ** unformat_l2_next_index_fns;
- unformat_function_t ** unformat_ip_next_index_fns;
- unformat_function_t ** unformat_acl_next_index_fns;
- unformat_function_t ** unformat_policer_next_index_fns;
- unformat_function_t ** unformat_opaque_index_fns;
+ unformat_function_t **unformat_l2_next_index_fns;
+ unformat_function_t **unformat_ip_next_index_fns;
+ unformat_function_t **unformat_acl_next_index_fns;
+ unformat_function_t **unformat_policer_next_index_fns;
+ unformat_function_t **unformat_opaque_index_fns;
/* convenience variables */
- vlib_main_t * vlib_main;
- vnet_main_t * vnet_main;
+ vlib_main_t *vlib_main;
+ vnet_main_t *vnet_main;
};
extern vnet_classify_main_t vnet_classify_main;
-u8 * format_classify_table (u8 * s, va_list * args);
+u8 *format_classify_table (u8 * s, va_list * args);
u64 vnet_classify_hash_packet (vnet_classify_table_t * t, u8 * h);
-static inline u64
-vnet_classify_hash_packet_inline (vnet_classify_table_t * t,
- u8 * h)
+static inline u64
+vnet_classify_hash_packet_inline (vnet_classify_table_t * t, u8 * h)
{
u32x4 *mask;
- union {
+ union
+ {
u32x4 as_u32x4;
u64 as_u64[2];
- } xor_sum __attribute__((aligned(sizeof(u32x4))));
+ } xor_sum __attribute__ ((aligned (sizeof (u32x4))));
- ASSERT(t);
+ ASSERT (t);
mask = t->mask;
#ifdef CLASSIFY_USE_SSE
- if (U32X4_ALIGNED(h)) { //SSE can't handle unaligned data
- u32x4 *data = (u32x4 *)h;
- xor_sum.as_u32x4 = data[0 + t->skip_n_vectors] & mask[0];
- switch (t->match_n_vectors)
- {
- case 5:
- xor_sum.as_u32x4 ^= data[4 + t->skip_n_vectors] & mask[4];
- /* FALLTHROUGH */
- case 4:
- xor_sum.as_u32x4 ^= data[3 + t->skip_n_vectors] & mask[3];
- /* FALLTHROUGH */
- case 3:
- xor_sum.as_u32x4 ^= data[2 + t->skip_n_vectors] & mask[2];
- /* FALLTHROUGH */
- case 2:
- xor_sum.as_u32x4 ^= data[1 + t->skip_n_vectors] & mask[1];
- /* FALLTHROUGH */
- case 1:
- break;
- default:
- abort();
+ if (U32X4_ALIGNED (h))
+ { //SSE can't handle unaligned data
+ u32x4 *data = (u32x4 *) h;
+ xor_sum.as_u32x4 = data[0 + t->skip_n_vectors] & mask[0];
+ switch (t->match_n_vectors)
+ {
+ case 5:
+ xor_sum.as_u32x4 ^= data[4 + t->skip_n_vectors] & mask[4];
+ /* FALLTHROUGH */
+ case 4:
+ xor_sum.as_u32x4 ^= data[3 + t->skip_n_vectors] & mask[3];
+ /* FALLTHROUGH */
+ case 3:
+ xor_sum.as_u32x4 ^= data[2 + t->skip_n_vectors] & mask[2];
+ /* FALLTHROUGH */
+ case 2:
+ xor_sum.as_u32x4 ^= data[1 + t->skip_n_vectors] & mask[1];
+ /* FALLTHROUGH */
+ case 1:
+ break;
+ default:
+ abort ();
+ }
}
- } else
+ else
#endif /* CLASSIFY_USE_SSE */
- {
- u32 skip_u64 = t->skip_n_vectors * 2;
- u64 *data64 = (u64 *)h;
- xor_sum.as_u64[0] = data64[0 + skip_u64] & ((u64 *)mask)[0];
- xor_sum.as_u64[1] = data64[1 + skip_u64] & ((u64 *)mask)[1];
- switch (t->match_n_vectors)
{
- case 5:
- xor_sum.as_u64[0] ^= data64[8 + skip_u64] & ((u64 *)mask)[8];
- xor_sum.as_u64[1] ^= data64[9 + skip_u64] & ((u64 *)mask)[9];
- /* FALLTHROUGH */
- case 4:
- xor_sum.as_u64[0] ^= data64[6 + skip_u64] & ((u64 *)mask)[6];
- xor_sum.as_u64[1] ^= data64[7 + skip_u64] & ((u64 *)mask)[7];
- /* FALLTHROUGH */
- case 3:
- xor_sum.as_u64[0] ^= data64[4 + skip_u64] & ((u64 *)mask)[4];
- xor_sum.as_u64[1] ^= data64[5 + skip_u64] & ((u64 *)mask)[5];
- /* FALLTHROUGH */
- case 2:
- xor_sum.as_u64[0] ^= data64[2 + skip_u64] & ((u64 *)mask)[2];
- xor_sum.as_u64[1] ^= data64[3 + skip_u64] & ((u64 *)mask)[3];
- /* FALLTHROUGH */
- case 1:
- break;
-
- default:
- abort();
+ u32 skip_u64 = t->skip_n_vectors * 2;
+ u64 *data64 = (u64 *) h;
+ xor_sum.as_u64[0] = data64[0 + skip_u64] & ((u64 *) mask)[0];
+ xor_sum.as_u64[1] = data64[1 + skip_u64] & ((u64 *) mask)[1];
+ switch (t->match_n_vectors)
+ {
+ case 5:
+ xor_sum.as_u64[0] ^= data64[8 + skip_u64] & ((u64 *) mask)[8];
+ xor_sum.as_u64[1] ^= data64[9 + skip_u64] & ((u64 *) mask)[9];
+ /* FALLTHROUGH */
+ case 4:
+ xor_sum.as_u64[0] ^= data64[6 + skip_u64] & ((u64 *) mask)[6];
+ xor_sum.as_u64[1] ^= data64[7 + skip_u64] & ((u64 *) mask)[7];
+ /* FALLTHROUGH */
+ case 3:
+ xor_sum.as_u64[0] ^= data64[4 + skip_u64] & ((u64 *) mask)[4];
+ xor_sum.as_u64[1] ^= data64[5 + skip_u64] & ((u64 *) mask)[5];
+ /* FALLTHROUGH */
+ case 2:
+ xor_sum.as_u64[0] ^= data64[2 + skip_u64] & ((u64 *) mask)[2];
+ xor_sum.as_u64[1] ^= data64[3 + skip_u64] & ((u64 *) mask)[3];
+ /* FALLTHROUGH */
+ case 1:
+ break;
+
+ default:
+ abort ();
+ }
}
- }
-
+
return clib_xxhash (xor_sum.as_u64[0] ^ xor_sum.as_u64[1]);
}
-static inline void
+static inline void
vnet_classify_prefetch_bucket (vnet_classify_table_t * t, u64 hash)
{
u32 bucket_index;
-
- ASSERT (is_pow2(t->nbuckets));
-
+
+ ASSERT (is_pow2 (t->nbuckets));
+
bucket_index = hash & (t->nbuckets - 1);
-
- CLIB_PREFETCH(&t->buckets[bucket_index], CLIB_CACHE_LINE_BYTES, LOAD);
+
+ CLIB_PREFETCH (&t->buckets[bucket_index], CLIB_CACHE_LINE_BYTES, LOAD);
}
-static inline vnet_classify_entry_t *
+static inline vnet_classify_entry_t *
vnet_classify_get_entry (vnet_classify_table_t * t, uword offset)
{
- u8 * hp = t->mheap;
- u8 * vp = hp + offset;
-
+ u8 *hp = t->mheap;
+ u8 *vp = hp + offset;
+
return (void *) vp;
}
-static inline uword vnet_classify_get_offset (vnet_classify_table_t * t,
- vnet_classify_entry_t * v)
+static inline uword
+vnet_classify_get_offset (vnet_classify_table_t * t,
+ vnet_classify_entry_t * v)
{
- u8 * hp, * vp;
+ u8 *hp, *vp;
hp = (u8 *) t->mheap;
vp = (u8 *) v;
- ASSERT((vp - hp) < 0x100000000ULL);
+ ASSERT ((vp - hp) < 0x100000000ULL);
return vp - hp;
}
static inline vnet_classify_entry_t *
-vnet_classify_entry_at_index (vnet_classify_table_t * t,
- vnet_classify_entry_t * e,
- u32 index)
+vnet_classify_entry_at_index (vnet_classify_table_t * t,
+ vnet_classify_entry_t * e, u32 index)
{
- u8 * eu8;
+ u8 *eu8;
- eu8 = (u8 *)e;
+ eu8 = (u8 *) e;
eu8 += index * (sizeof (vnet_classify_entry_t) +
- (t->match_n_vectors * sizeof (u32x4)));
+ (t->match_n_vectors * sizeof (u32x4)));
return (vnet_classify_entry_t *) eu8;
}
static inline void
-vnet_classify_prefetch_entry (vnet_classify_table_t * t,
- u64 hash)
+vnet_classify_prefetch_entry (vnet_classify_table_t * t, u64 hash)
{
u32 bucket_index;
u32 value_index;
- vnet_classify_bucket_t * b;
- vnet_classify_entry_t * e;
+ vnet_classify_bucket_t *b;
+ vnet_classify_entry_t *e;
bucket_index = hash & (t->nbuckets - 1);
b = &t->buckets[bucket_index];
-
+
if (b->offset == 0)
return;
hash >>= t->log2_nbuckets;
e = vnet_classify_get_entry (t, b->offset);
- value_index = hash & ((1<<b->log2_pages)-1);
+ value_index = hash & ((1 << b->log2_pages) - 1);
e = vnet_classify_entry_at_index (t, e, value_index);
- CLIB_PREFETCH(e, CLIB_CACHE_LINE_BYTES, LOAD);
+ CLIB_PREFETCH (e, CLIB_CACHE_LINE_BYTES, LOAD);
}
-vnet_classify_entry_t *
-vnet_classify_find_entry (vnet_classify_table_t * t,
- u8 * h, u64 hash, f64 now);
+vnet_classify_entry_t *vnet_classify_find_entry (vnet_classify_table_t * t,
+ u8 * h, u64 hash, f64 now);
static inline vnet_classify_entry_t *
vnet_classify_find_entry_inline (vnet_classify_table_t * t,
- u8 * h, u64 hash, f64 now)
+ u8 * h, u64 hash, f64 now)
{
- vnet_classify_entry_t * v;
+ vnet_classify_entry_t *v;
u32x4 *mask, *key;
- union {
+ union
+ {
u32x4 as_u32x4;
u64 as_u64[2];
- } result __attribute__((aligned(sizeof(u32x4))));
- vnet_classify_bucket_t * b;
+ } result __attribute__ ((aligned (sizeof (u32x4))));
+ vnet_classify_bucket_t *b;
u32 value_index;
u32 bucket_index;
u32 limit;
int i;
- bucket_index = hash & (t->nbuckets-1);
+ bucket_index = hash & (t->nbuckets - 1);
b = &t->buckets[bucket_index];
mask = t->mask;
@@ -384,128 +396,147 @@ vnet_classify_find_entry_inline (vnet_classify_table_t * t,
hash >>= t->log2_nbuckets;
v = vnet_classify_get_entry (t, b->offset);
- value_index = hash & ((1<<b->log2_pages)-1);
+ value_index = hash & ((1 << b->log2_pages) - 1);
limit = t->entries_per_page;
if (PREDICT_FALSE (b->linear_search))
{
value_index = 0;
- limit *= (1<<b->log2_pages);
+ limit *= (1 << b->log2_pages);
}
v = vnet_classify_entry_at_index (t, v, value_index);
#ifdef CLASSIFY_USE_SSE
- if (U32X4_ALIGNED(h)) {
- u32x4 *data = (u32x4 *) h;
- for (i = 0; i < limit; i++) {
- key = v->key;
- result.as_u32x4 = (data[0 + t->skip_n_vectors] & mask[0]) ^ key[0];
- switch (t->match_n_vectors)
- {
- case 5:
- result.as_u32x4 |= (data[4 + t->skip_n_vectors] & mask[4]) ^ key[4];
- /* FALLTHROUGH */
- case 4:
- result.as_u32x4 |= (data[3 + t->skip_n_vectors] & mask[3]) ^ key[3];
- /* FALLTHROUGH */
- case 3:
- result.as_u32x4 |= (data[2 + t->skip_n_vectors] & mask[2]) ^ key[2];
- /* FALLTHROUGH */
- case 2:
- result.as_u32x4 |= (data[1 + t->skip_n_vectors] & mask[1]) ^ key[1];
- /* FALLTHROUGH */
- case 1:
- break;
- default:
- abort();
- }
-
- if (u32x4_zero_byte_mask (result.as_u32x4) == 0xffff) {
- if (PREDICT_TRUE(now)) {
- v->hits++;
- v->last_heard = now;
- }
- return (v);
- }
- v = vnet_classify_entry_at_index (t, v, 1);
+ if (U32X4_ALIGNED (h))
+ {
+ u32x4 *data = (u32x4 *) h;
+ for (i = 0; i < limit; i++)
+ {
+ key = v->key;
+ result.as_u32x4 = (data[0 + t->skip_n_vectors] & mask[0]) ^ key[0];
+ switch (t->match_n_vectors)
+ {
+ case 5:
+ result.as_u32x4 |=
+ (data[4 + t->skip_n_vectors] & mask[4]) ^ key[4];
+ /* FALLTHROUGH */
+ case 4:
+ result.as_u32x4 |=
+ (data[3 + t->skip_n_vectors] & mask[3]) ^ key[3];
+ /* FALLTHROUGH */
+ case 3:
+ result.as_u32x4 |=
+ (data[2 + t->skip_n_vectors] & mask[2]) ^ key[2];
+ /* FALLTHROUGH */
+ case 2:
+ result.as_u32x4 |=
+ (data[1 + t->skip_n_vectors] & mask[1]) ^ key[1];
+ /* FALLTHROUGH */
+ case 1:
+ break;
+ default:
+ abort ();
+ }
+
+ if (u32x4_zero_byte_mask (result.as_u32x4) == 0xffff)
+ {
+ if (PREDICT_TRUE (now))
+ {
+ v->hits++;
+ v->last_heard = now;
+ }
+ return (v);
+ }
+ v = vnet_classify_entry_at_index (t, v, 1);
+ }
}
- } else
+ else
#endif /* CLASSIFY_USE_SSE */
{
u32 skip_u64 = t->skip_n_vectors * 2;
- u64 *data64 = (u64 *)h;
- for (i = 0; i < limit; i++) {
- key = v->key;
-
- result.as_u64[0] = (data64[0 + skip_u64] & ((u64 *)mask)[0]) ^ ((u64 *)key)[0];
- result.as_u64[1] = (data64[1 + skip_u64] & ((u64 *)mask)[1]) ^ ((u64 *)key)[1];
- switch (t->match_n_vectors)
- {
- case 5:
- result.as_u64[0] |= (data64[8 + skip_u64] & ((u64 *)mask)[8]) ^ ((u64 *)key)[8];
- result.as_u64[1] |= (data64[9 + skip_u64] & ((u64 *)mask)[9]) ^ ((u64 *)key)[9];
- /* FALLTHROUGH */
- case 4:
- result.as_u64[0] |= (data64[6 + skip_u64] & ((u64 *)mask)[6]) ^ ((u64 *)key)[6];
- result.as_u64[1] |= (data64[7 + skip_u64] & ((u64 *)mask)[7]) ^ ((u64 *)key)[7];
- /* FALLTHROUGH */
- case 3:
- result.as_u64[0] |= (data64[4 + skip_u64] & ((u64 *)mask)[4]) ^ ((u64 *)key)[4];
- result.as_u64[1] |= (data64[5 + skip_u64] & ((u64 *)mask)[5]) ^ ((u64 *)key)[5];
- /* FALLTHROUGH */
- case 2:
- result.as_u64[0] |= (data64[2 + skip_u64] & ((u64 *)mask)[2]) ^ ((u64 *)key)[2];
- result.as_u64[1] |= (data64[3 + skip_u64] & ((u64 *)mask)[3]) ^ ((u64 *)key)[3];
- /* FALLTHROUGH */
- case 1:
- break;
- default:
- abort();
- }
-
- if (result.as_u64[0] == 0 && result.as_u64[1] == 0) {
- if (PREDICT_TRUE(now)) {
- v->hits++;
- v->last_heard = now;
- }
- return (v);
- }
-
- v = vnet_classify_entry_at_index (t, v, 1);
- }
+ u64 *data64 = (u64 *) h;
+ for (i = 0; i < limit; i++)
+ {
+ key = v->key;
+
+ result.as_u64[0] =
+ (data64[0 + skip_u64] & ((u64 *) mask)[0]) ^ ((u64 *) key)[0];
+ result.as_u64[1] =
+ (data64[1 + skip_u64] & ((u64 *) mask)[1]) ^ ((u64 *) key)[1];
+ switch (t->match_n_vectors)
+ {
+ case 5:
+ result.as_u64[0] |=
+ (data64[8 + skip_u64] & ((u64 *) mask)[8]) ^ ((u64 *) key)[8];
+ result.as_u64[1] |=
+ (data64[9 + skip_u64] & ((u64 *) mask)[9]) ^ ((u64 *) key)[9];
+ /* FALLTHROUGH */
+ case 4:
+ result.as_u64[0] |=
+ (data64[6 + skip_u64] & ((u64 *) mask)[6]) ^ ((u64 *) key)[6];
+ result.as_u64[1] |=
+ (data64[7 + skip_u64] & ((u64 *) mask)[7]) ^ ((u64 *) key)[7];
+ /* FALLTHROUGH */
+ case 3:
+ result.as_u64[0] |=
+ (data64[4 + skip_u64] & ((u64 *) mask)[4]) ^ ((u64 *) key)[4];
+ result.as_u64[1] |=
+ (data64[5 + skip_u64] & ((u64 *) mask)[5]) ^ ((u64 *) key)[5];
+ /* FALLTHROUGH */
+ case 2:
+ result.as_u64[0] |=
+ (data64[2 + skip_u64] & ((u64 *) mask)[2]) ^ ((u64 *) key)[2];
+ result.as_u64[1] |=
+ (data64[3 + skip_u64] & ((u64 *) mask)[3]) ^ ((u64 *) key)[3];
+ /* FALLTHROUGH */
+ case 1:
+ break;
+ default:
+ abort ();
+ }
+
+ if (result.as_u64[0] == 0 && result.as_u64[1] == 0)
+ {
+ if (PREDICT_TRUE (now))
+ {
+ v->hits++;
+ v->last_heard = now;
+ }
+ return (v);
+ }
+
+ v = vnet_classify_entry_at_index (t, v, 1);
+ }
}
return 0;
}
-vnet_classify_table_t *
-vnet_classify_new_table (vnet_classify_main_t *cm,
- u8 * mask, u32 nbuckets, u32 memory_size,
- u32 skip_n_vectors,
- u32 match_n_vectors);
-
-int vnet_classify_add_del_session (vnet_classify_main_t * cm,
- u32 table_index,
- u8 * match,
- u32 hit_next_index,
- u32 opaque_index,
- i32 advance,
- u8 action,
- u32 metadata,
- int is_add);
+vnet_classify_table_t *vnet_classify_new_table (vnet_classify_main_t * cm,
+ u8 * mask, u32 nbuckets,
+ u32 memory_size,
+ u32 skip_n_vectors,
+ u32 match_n_vectors);
+
+int vnet_classify_add_del_session (vnet_classify_main_t * cm,
+ u32 table_index,
+ u8 * match,
+ u32 hit_next_index,
+ u32 opaque_index,
+ i32 advance,
+ u8 action, u32 metadata, int is_add);
int vnet_classify_add_del_table (vnet_classify_main_t * cm,
- u8 * mask,
- u32 nbuckets,
- u32 memory_size,
- u32 skip,
- u32 match,
- u32 next_table_index,
- u32 miss_next_index,
- u32 * table_index,
- u8 current_data_flag,
- i16 current_data_offset,
- int is_add,
- int del_chain);
+ u8 * mask,
+ u32 nbuckets,
+ u32 memory_size,
+ u32 skip,
+ u32 match,
+ u32 next_table_index,
+ u32 miss_next_index,
+ u32 * table_index,
+ u8 current_data_flag,
+ i16 current_data_offset,
+ int is_add, int del_chain);
unformat_function_t unformat_ip4_mask;
unformat_function_t unformat_ip6_mask;
@@ -522,18 +553,27 @@ unformat_function_t unformat_vlan_tag;
unformat_function_t unformat_l2_match;
unformat_function_t unformat_classify_match;
-void vnet_classify_register_unformat_ip_next_index_fn
-(unformat_function_t * fn);
+void vnet_classify_register_unformat_ip_next_index_fn
+ (unformat_function_t * fn);
-void vnet_classify_register_unformat_l2_next_index_fn
-(unformat_function_t * fn);
+void vnet_classify_register_unformat_l2_next_index_fn
+ (unformat_function_t * fn);
-void vnet_classify_register_unformat_acl_next_index_fn
-(unformat_function_t * fn);
+void vnet_classify_register_unformat_acl_next_index_fn
+ (unformat_function_t * fn);
-void vnet_classify_register_unformat_policer_next_index_fn
-(unformat_function_t * fn);
+void vnet_classify_register_unformat_policer_next_index_fn
+ (unformat_function_t * fn);
-void vnet_classify_register_unformat_opaque_index_fn (unformat_function_t * fn);
+void vnet_classify_register_unformat_opaque_index_fn (unformat_function_t *
+ fn);
#endif /* __included_vnet_classify_h__ */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */