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Diffstat (limited to 'vnet/vnet/ip/udp_local.c')
-rw-r--r--vnet/vnet/ip/udp_local.c596
1 files changed, 309 insertions, 287 deletions
diff --git a/vnet/vnet/ip/udp_local.c b/vnet/vnet/ip/udp_local.c
index e4f64a5efe6..13ab6e4fb32 100644
--- a/vnet/vnet/ip/udp_local.c
+++ b/vnet/vnet/ip/udp_local.c
@@ -29,36 +29,40 @@ udp_main_t udp_main;
_ (ICMP4_ERROR, "ip4-icmp-error") \
_ (ICMP6_ERROR, "ip6-icmp-error")
-typedef enum {
+typedef enum
+{
#define _(s,n) UDP_INPUT_NEXT_##s,
foreach_udp_input_next
#undef _
- UDP_INPUT_N_NEXT,
+ UDP_INPUT_N_NEXT,
} udp_input_next_t;
-typedef struct {
+typedef struct
+{
u16 src_port;
u16 dst_port;
u8 bound;
} udp_rx_trace_t;
-u8 * format_udp_rx_trace (u8 * s, va_list * args)
+u8 *
+format_udp_rx_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 *);
- udp_rx_trace_t * t = va_arg (*args, udp_rx_trace_t *);
-
+ udp_rx_trace_t *t = va_arg (*args, udp_rx_trace_t *);
+
s = format (s, "UDP: src-port %d dst-port %d%s",
- clib_net_to_host_u16(t->src_port),
- clib_net_to_host_u16(t->dst_port),
- t->bound ? "" : " (no listener)");
+ clib_net_to_host_u16 (t->src_port),
+ clib_net_to_host_u16 (t->dst_port),
+ t->bound ? "" : " (no listener)");
return s;
}
-typedef struct {
+typedef struct
+{
/* Sparse vector mapping udp dst_port in network byte order
to next index. */
- u16 * next_by_dst_port;
+ u16 *next_by_dst_port;
u8 punt_unknown;
} udp_input_runtime_t;
@@ -67,14 +71,13 @@ vlib_node_registration_t udp6_input_node;
always_inline uword
udp46_input_inline (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame,
- int is_ip4)
+ vlib_node_runtime_t * node,
+ vlib_frame_t * from_frame, int is_ip4)
{
- udp_input_runtime_t * rt = is_ip4 ?
+ udp_input_runtime_t *rt = is_ip4 ?
(void *) vlib_node_get_runtime_data (vm, udp4_input_node.index)
: (void *) vlib_node_get_runtime_data (vm, udp6_input_node.index);
- __attribute__((unused)) u32 n_left_from, next_index, * from, * to_next;
+ __attribute__ ((unused)) u32 n_left_from, next_index, *from, *to_next;
word n_no_listener = 0;
u8 punt_unknown = rt->punt_unknown;
@@ -87,21 +90,20 @@ udp46_input_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);
while (n_left_from >= 4 && n_left_to_next >= 2)
{
u32 bi0, bi1;
- vlib_buffer_t * b0, * b1;
- udp_header_t * h0 = 0, * h1 = 0;
+ vlib_buffer_t *b0, *b1;
+ udp_header_t *h0 = 0, *h1 = 0;
u32 i0, i1, dst_port0, dst_port1;
- u32 advance0, advance1;
- u32 error0, next0, error1, next1;
+ u32 advance0, advance1;
+ u32 error0, next0, error1, next1;
/* Prefetch next iteration. */
{
- vlib_buffer_t * p2, * p3;
+ vlib_buffer_t *p2, *p3;
p2 = vlib_get_buffer (vm, from[2]);
p3 = vlib_get_buffer (vm, from[3]);
@@ -125,165 +127,173 @@ udp46_input_inline (vlib_main_t * vm,
b0 = vlib_get_buffer (vm, bi0);
b1 = vlib_get_buffer (vm, bi1);
- /* ip4/6_local hands us the ip header, not the udp header */
- if (is_ip4)
- {
- advance0 = sizeof(ip4_header_t);
- advance1 = sizeof(ip4_header_t);
- }
- else
- {
- advance0 = sizeof(ip6_header_t);
- advance1 = sizeof(ip6_header_t);
- }
-
- if (PREDICT_FALSE(b0->current_length < advance0 + sizeof (*h0)))
- {
- error0 = UDP_ERROR_LENGTH_ERROR;
- next0 = UDP_INPUT_NEXT_DROP;
- }
- else
- {
- vlib_buffer_advance (b0, advance0);
- h0 = vlib_buffer_get_current (b0);
- error0 = next0 = 0;
- if (PREDICT_FALSE(clib_net_to_host_u16(h0->length) >
- vlib_buffer_length_in_chain(vm, b0)))
- {
+ /* ip4/6_local hands us the ip header, not the udp header */
+ if (is_ip4)
+ {
+ advance0 = sizeof (ip4_header_t);
+ advance1 = sizeof (ip4_header_t);
+ }
+ else
+ {
+ advance0 = sizeof (ip6_header_t);
+ advance1 = sizeof (ip6_header_t);
+ }
+
+ if (PREDICT_FALSE (b0->current_length < advance0 + sizeof (*h0)))
+ {
+ error0 = UDP_ERROR_LENGTH_ERROR;
+ next0 = UDP_INPUT_NEXT_DROP;
+ }
+ else
+ {
+ vlib_buffer_advance (b0, advance0);
+ h0 = vlib_buffer_get_current (b0);
+ error0 = next0 = 0;
+ if (PREDICT_FALSE (clib_net_to_host_u16 (h0->length) >
+ vlib_buffer_length_in_chain (vm, b0)))
+ {
error0 = UDP_ERROR_LENGTH_ERROR;
next0 = UDP_INPUT_NEXT_DROP;
- }
- }
-
- if (PREDICT_FALSE(b1->current_length < advance1 + sizeof (*h1)))
- {
- error1 = UDP_ERROR_LENGTH_ERROR;
- next1 = UDP_INPUT_NEXT_DROP;
- }
- else
- {
- vlib_buffer_advance (b1, advance1);
- h1 = vlib_buffer_get_current (b1);
- error1 = next1 = 0;
- if (PREDICT_FALSE(clib_net_to_host_u16(h1->length) >
- vlib_buffer_length_in_chain(vm, b1)))
- {
+ }
+ }
+
+ if (PREDICT_FALSE (b1->current_length < advance1 + sizeof (*h1)))
+ {
+ error1 = UDP_ERROR_LENGTH_ERROR;
+ next1 = UDP_INPUT_NEXT_DROP;
+ }
+ else
+ {
+ vlib_buffer_advance (b1, advance1);
+ h1 = vlib_buffer_get_current (b1);
+ error1 = next1 = 0;
+ if (PREDICT_FALSE (clib_net_to_host_u16 (h1->length) >
+ vlib_buffer_length_in_chain (vm, b1)))
+ {
error1 = UDP_ERROR_LENGTH_ERROR;
next1 = UDP_INPUT_NEXT_DROP;
- }
- }
+ }
+ }
/* Index sparse array with network byte order. */
dst_port0 = (error0 == 0) ? h0->dst_port : 0;
dst_port1 = (error1 == 0) ? h1->dst_port : 0;
sparse_vec_index2 (rt->next_by_dst_port, dst_port0, dst_port1,
- &i0, &i1);
- next0 = (error0 == 0) ? vec_elt(rt->next_by_dst_port, i0) : next0;
- next1 = (error1 == 0) ? vec_elt(rt->next_by_dst_port, i1) : next1;
-
- if (PREDICT_FALSE(i0 == SPARSE_VEC_INVALID_INDEX))
- {
- // move the pointer back so icmp-error can find the
- // ip packet header
- vlib_buffer_advance (b0, - (word)advance0);
-
- if (PREDICT_FALSE(punt_unknown))
- {
- b0->error = node->errors[UDP_ERROR_PUNT];
+ &i0, &i1);
+ next0 = (error0 == 0) ? vec_elt (rt->next_by_dst_port, i0) : next0;
+ next1 = (error1 == 0) ? vec_elt (rt->next_by_dst_port, i1) : next1;
+
+ if (PREDICT_FALSE (i0 == SPARSE_VEC_INVALID_INDEX))
+ {
+ // move the pointer back so icmp-error can find the
+ // ip packet header
+ vlib_buffer_advance (b0, -(word) advance0);
+
+ if (PREDICT_FALSE (punt_unknown))
+ {
+ b0->error = node->errors[UDP_ERROR_PUNT];
next0 = UDP_INPUT_NEXT_PUNT;
}
- else if (is_ip4)
- {
- icmp4_error_set_vnet_buffer(b0, ICMP4_destination_unreachable,
- ICMP4_destination_unreachable_port_unreachable, 0);
- next0 = UDP_INPUT_NEXT_ICMP4_ERROR;
- n_no_listener ++;
- }
- else
- {
- icmp6_error_set_vnet_buffer(b0, ICMP6_destination_unreachable,
- ICMP6_destination_unreachable_port_unreachable, 0);
- next0 = UDP_INPUT_NEXT_ICMP6_ERROR;
- n_no_listener ++;
- }
- }
- else
- {
- b0->error = node->errors[UDP_ERROR_NONE];
- // advance to the payload
- vlib_buffer_advance (b0, sizeof (*h0));
- }
-
- if (PREDICT_FALSE(i1 == SPARSE_VEC_INVALID_INDEX))
- {
- // move the pointer back so icmp-error can find the
- // ip packet header
- vlib_buffer_advance (b1, - (word)advance1);
-
- if (PREDICT_FALSE(punt_unknown))
- {
- b1->error = node->errors[UDP_ERROR_PUNT];
+ else if (is_ip4)
+ {
+ icmp4_error_set_vnet_buffer (b0,
+ ICMP4_destination_unreachable,
+ ICMP4_destination_unreachable_port_unreachable,
+ 0);
+ next0 = UDP_INPUT_NEXT_ICMP4_ERROR;
+ n_no_listener++;
+ }
+ else
+ {
+ icmp6_error_set_vnet_buffer (b0,
+ ICMP6_destination_unreachable,
+ ICMP6_destination_unreachable_port_unreachable,
+ 0);
+ next0 = UDP_INPUT_NEXT_ICMP6_ERROR;
+ n_no_listener++;
+ }
+ }
+ else
+ {
+ b0->error = node->errors[UDP_ERROR_NONE];
+ // advance to the payload
+ vlib_buffer_advance (b0, sizeof (*h0));
+ }
+
+ if (PREDICT_FALSE (i1 == SPARSE_VEC_INVALID_INDEX))
+ {
+ // move the pointer back so icmp-error can find the
+ // ip packet header
+ vlib_buffer_advance (b1, -(word) advance1);
+
+ if (PREDICT_FALSE (punt_unknown))
+ {
+ b1->error = node->errors[UDP_ERROR_PUNT];
next1 = UDP_INPUT_NEXT_PUNT;
}
- else if (is_ip4)
- {
- icmp4_error_set_vnet_buffer(b1, ICMP4_destination_unreachable,
- ICMP4_destination_unreachable_port_unreachable, 0);
- next1 = UDP_INPUT_NEXT_ICMP4_ERROR;
- n_no_listener ++;
- }
- else
- {
- icmp6_error_set_vnet_buffer(b1, ICMP6_destination_unreachable,
- ICMP6_destination_unreachable_port_unreachable, 0);
- next1 = UDP_INPUT_NEXT_ICMP6_ERROR;
- n_no_listener ++;
- }
- }
- else
- {
- b1->error = node->errors[UDP_ERROR_NONE];
- // advance to the payload
- vlib_buffer_advance (b1, sizeof (*h1));
- }
-
- if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- udp_rx_trace_t *tr = vlib_add_trace (vm, node,
- b0, sizeof (*tr));
- if (b0->error != node->errors[UDP_ERROR_LENGTH_ERROR])
- {
- tr->src_port = h0 ? h0->src_port : 0;
- tr->dst_port = h0 ? h0->dst_port : 0;
- tr->bound = (next0 != UDP_INPUT_NEXT_ICMP4_ERROR &&
- next0 != UDP_INPUT_NEXT_ICMP6_ERROR);
- }
- }
- if (PREDICT_FALSE(b1->flags & VLIB_BUFFER_IS_TRACED))
- {
- udp_rx_trace_t *tr = vlib_add_trace (vm, node,
- b1, sizeof (*tr));
- if (b1->error != node->errors[UDP_ERROR_LENGTH_ERROR])
- {
- tr->src_port = h1 ? h1->src_port : 0;
- tr->dst_port = h1 ? h1->dst_port : 0;
- tr->bound = (next1 != UDP_INPUT_NEXT_ICMP4_ERROR &&
- next1 != UDP_INPUT_NEXT_ICMP6_ERROR);
- }
- }
+ else if (is_ip4)
+ {
+ icmp4_error_set_vnet_buffer (b1,
+ ICMP4_destination_unreachable,
+ ICMP4_destination_unreachable_port_unreachable,
+ 0);
+ next1 = UDP_INPUT_NEXT_ICMP4_ERROR;
+ n_no_listener++;
+ }
+ else
+ {
+ icmp6_error_set_vnet_buffer (b1,
+ ICMP6_destination_unreachable,
+ ICMP6_destination_unreachable_port_unreachable,
+ 0);
+ next1 = UDP_INPUT_NEXT_ICMP6_ERROR;
+ n_no_listener++;
+ }
+ }
+ else
+ {
+ b1->error = node->errors[UDP_ERROR_NONE];
+ // advance to the payload
+ vlib_buffer_advance (b1, sizeof (*h1));
+ }
+
+ if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ udp_rx_trace_t *tr = vlib_add_trace (vm, node,
+ b0, sizeof (*tr));
+ if (b0->error != node->errors[UDP_ERROR_LENGTH_ERROR])
+ {
+ tr->src_port = h0 ? h0->src_port : 0;
+ tr->dst_port = h0 ? h0->dst_port : 0;
+ tr->bound = (next0 != UDP_INPUT_NEXT_ICMP4_ERROR &&
+ next0 != UDP_INPUT_NEXT_ICMP6_ERROR);
+ }
+ }
+ if (PREDICT_FALSE (b1->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ udp_rx_trace_t *tr = vlib_add_trace (vm, node,
+ b1, sizeof (*tr));
+ if (b1->error != node->errors[UDP_ERROR_LENGTH_ERROR])
+ {
+ tr->src_port = h1 ? h1->src_port : 0;
+ tr->dst_port = h1 ? h1->dst_port : 0;
+ tr->bound = (next1 != UDP_INPUT_NEXT_ICMP4_ERROR &&
+ next1 != UDP_INPUT_NEXT_ICMP6_ERROR);
+ }
+ }
vlib_validate_buffer_enqueue_x2 (vm, node, next_index,
to_next, n_left_to_next,
bi0, bi1, next0, next1);
}
-
+
while (n_left_from > 0 && n_left_to_next > 0)
{
u32 bi0;
- vlib_buffer_t * b0;
- udp_header_t * h0 = 0;
+ vlib_buffer_t *b0;
+ udp_header_t *h0 = 0;
u32 i0, next0;
- u32 advance0;
+ u32 advance0;
bi0 = from[0];
to_next[0] = bi0;
@@ -294,81 +304,85 @@ udp46_input_inline (vlib_main_t * vm,
b0 = vlib_get_buffer (vm, bi0);
- /* ip4/6_local hands us the ip header, not the udp header */
- if (is_ip4)
- advance0 = sizeof(ip4_header_t);
- else
- advance0 = sizeof(ip6_header_t);
+ /* ip4/6_local hands us the ip header, not the udp header */
+ if (is_ip4)
+ advance0 = sizeof (ip4_header_t);
+ else
+ advance0 = sizeof (ip6_header_t);
- if (PREDICT_FALSE(b0->current_length < advance0 + sizeof (*h0)))
- {
- b0->error = node->errors[UDP_ERROR_LENGTH_ERROR];
- next0 = UDP_INPUT_NEXT_DROP;
- goto trace_x1;
- }
+ if (PREDICT_FALSE (b0->current_length < advance0 + sizeof (*h0)))
+ {
+ b0->error = node->errors[UDP_ERROR_LENGTH_ERROR];
+ next0 = UDP_INPUT_NEXT_DROP;
+ goto trace_x1;
+ }
- vlib_buffer_advance (b0, advance0);
+ vlib_buffer_advance (b0, advance0);
h0 = vlib_buffer_get_current (b0);
- if (PREDICT_TRUE(clib_net_to_host_u16(h0->length) <=
- vlib_buffer_length_in_chain(vm, b0)))
- {
- i0 = sparse_vec_index (rt->next_by_dst_port, h0->dst_port);
- next0 = vec_elt(rt->next_by_dst_port, i0);
-
- if (PREDICT_FALSE(i0 == SPARSE_VEC_INVALID_INDEX))
- {
- // move the pointer back so icmp-error can find the
- // ip packet header
- vlib_buffer_advance (b0, - (word)advance0);
-
- if (PREDICT_FALSE(punt_unknown))
- {
- b0->error = node->errors[UDP_ERROR_PUNT];
- next0 = UDP_INPUT_NEXT_PUNT;
+ if (PREDICT_TRUE (clib_net_to_host_u16 (h0->length) <=
+ vlib_buffer_length_in_chain (vm, b0)))
+ {
+ i0 = sparse_vec_index (rt->next_by_dst_port, h0->dst_port);
+ next0 = vec_elt (rt->next_by_dst_port, i0);
+
+ if (PREDICT_FALSE (i0 == SPARSE_VEC_INVALID_INDEX))
+ {
+ // move the pointer back so icmp-error can find the
+ // ip packet header
+ vlib_buffer_advance (b0, -(word) advance0);
+
+ if (PREDICT_FALSE (punt_unknown))
+ {
+ b0->error = node->errors[UDP_ERROR_PUNT];
+ next0 = UDP_INPUT_NEXT_PUNT;
+ }
+ else if (is_ip4)
+ {
+ icmp4_error_set_vnet_buffer (b0,
+ ICMP4_destination_unreachable,
+ ICMP4_destination_unreachable_port_unreachable,
+ 0);
+ next0 = UDP_INPUT_NEXT_ICMP4_ERROR;
+ n_no_listener++;
}
- else if (is_ip4)
- {
- icmp4_error_set_vnet_buffer(b0, ICMP4_destination_unreachable,
- ICMP4_destination_unreachable_port_unreachable, 0);
- next0 = UDP_INPUT_NEXT_ICMP4_ERROR;
- n_no_listener ++;
- }
- else
- {
- icmp6_error_set_vnet_buffer(b0, ICMP6_destination_unreachable,
- ICMP6_destination_unreachable_port_unreachable, 0);
- next0 = UDP_INPUT_NEXT_ICMP6_ERROR;
- n_no_listener ++;
- }
- }
- else
- {
- b0->error = node->errors[UDP_ERROR_NONE];
- // advance to the payload
- vlib_buffer_advance (b0, sizeof (*h0));
- }
- }
- else
- {
- b0->error = node->errors[UDP_ERROR_LENGTH_ERROR];
- next0 = UDP_INPUT_NEXT_DROP;
- }
-
- trace_x1:
- if (PREDICT_FALSE(b0->flags & VLIB_BUFFER_IS_TRACED))
- {
- udp_rx_trace_t *tr = vlib_add_trace (vm, node,
- b0, sizeof (*tr));
- if (b0->error != node->errors[UDP_ERROR_LENGTH_ERROR])
- {
- tr->src_port = h0->src_port;
- tr->dst_port = h0->dst_port;
- tr->bound = (next0 != UDP_INPUT_NEXT_ICMP4_ERROR &&
- next0 != UDP_INPUT_NEXT_ICMP6_ERROR);
- }
- }
+ else
+ {
+ icmp6_error_set_vnet_buffer (b0,
+ ICMP6_destination_unreachable,
+ ICMP6_destination_unreachable_port_unreachable,
+ 0);
+ next0 = UDP_INPUT_NEXT_ICMP6_ERROR;
+ n_no_listener++;
+ }
+ }
+ else
+ {
+ b0->error = node->errors[UDP_ERROR_NONE];
+ // advance to the payload
+ vlib_buffer_advance (b0, sizeof (*h0));
+ }
+ }
+ else
+ {
+ b0->error = node->errors[UDP_ERROR_LENGTH_ERROR];
+ next0 = UDP_INPUT_NEXT_DROP;
+ }
+
+ trace_x1:
+ if (PREDICT_FALSE (b0->flags & VLIB_BUFFER_IS_TRACED))
+ {
+ udp_rx_trace_t *tr = vlib_add_trace (vm, node,
+ b0, sizeof (*tr));
+ if (b0->error != node->errors[UDP_ERROR_LENGTH_ERROR])
+ {
+ tr->src_port = h0->src_port;
+ tr->dst_port = h0->dst_port;
+ tr->bound = (next0 != UDP_INPUT_NEXT_ICMP4_ERROR &&
+ next0 != UDP_INPUT_NEXT_ICMP6_ERROR);
+ }
+ }
vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
to_next, n_left_to_next,
@@ -377,11 +391,12 @@ udp46_input_inline (vlib_main_t * vm,
vlib_put_next_frame (vm, node, next_index, n_left_to_next);
}
- vlib_error_count(vm, node->node_index, UDP_ERROR_NO_LISTENER, n_no_listener);
+ vlib_error_count (vm, node->node_index, UDP_ERROR_NO_LISTENER,
+ n_no_listener);
return from_frame->n_vectors;
}
-static char * udp_error_strings[] = {
+static char *udp_error_strings[] = {
#define udp_error(n,s) s,
#include "udp_error.def"
#undef udp_error
@@ -389,21 +404,20 @@ static char * udp_error_strings[] = {
static uword
udp4_input (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
+ vlib_node_runtime_t * node, vlib_frame_t * from_frame)
{
- return udp46_input_inline (vm, node, from_frame, 1 /* is_ip4 */);
+ return udp46_input_inline (vm, node, from_frame, 1 /* is_ip4 */ );
}
static uword
udp6_input (vlib_main_t * vm,
- vlib_node_runtime_t * node,
- vlib_frame_t * from_frame)
+ vlib_node_runtime_t * node, vlib_frame_t * from_frame)
{
- return udp46_input_inline (vm, node, from_frame, 0 /* is_ip4 */);
+ return udp46_input_inline (vm, node, from_frame, 0 /* is_ip4 */ );
}
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (udp4_input_node) = {
.function = udp4_input,
.name = "ip4-udp-lookup",
@@ -426,9 +440,11 @@ VLIB_REGISTER_NODE (udp4_input_node) = {
.format_trace = format_udp_rx_trace,
.unformat_buffer = unformat_udp_header,
};
+/* *INDENT-ON* */
-VLIB_NODE_FUNCTION_MULTIARCH (udp4_input_node, udp4_input)
+VLIB_NODE_FUNCTION_MULTIARCH (udp4_input_node, udp4_input);
+/* *INDENT-OFF* */
VLIB_REGISTER_NODE (udp6_input_node) = {
.function = udp6_input,
.name = "ip6-udp-lookup",
@@ -451,14 +467,15 @@ VLIB_REGISTER_NODE (udp6_input_node) = {
.format_trace = format_udp_rx_trace,
.unformat_buffer = unformat_udp_header,
};
+/* *INDENT-ON* */
-VLIB_NODE_FUNCTION_MULTIARCH (udp6_input_node, udp6_input)
+VLIB_NODE_FUNCTION_MULTIARCH (udp6_input_node, udp6_input);
-static void add_dst_port (udp_main_t * um,
- udp_dst_port_t dst_port,
- char * dst_port_name, u8 is_ip4)
+static void
+add_dst_port (udp_main_t * um,
+ udp_dst_port_t dst_port, char *dst_port_name, u8 is_ip4)
{
- udp_dst_port_info_t * pi;
+ udp_dst_port_info_t *pi;
u32 i;
vec_add2 (um->dst_port_infos[is_ip4], pi, 1);
@@ -467,7 +484,7 @@ static void add_dst_port (udp_main_t * um,
pi->name = dst_port_name;
pi->dst_port = dst_port;
pi->next_index = pi->node_index = ~0;
-
+
hash_set (um->dst_port_info_by_dst_port[is_ip4], dst_port, i);
if (pi->name)
@@ -476,70 +493,69 @@ static void add_dst_port (udp_main_t * um,
void
udp_register_dst_port (vlib_main_t * vm,
- udp_dst_port_t dst_port,
- u32 node_index, u8 is_ip4)
+ udp_dst_port_t dst_port, u32 node_index, u8 is_ip4)
{
- udp_main_t * um = &udp_main;
- udp_dst_port_info_t * pi;
- udp_input_runtime_t * rt;
- u16 * n;
+ udp_main_t *um = &udp_main;
+ udp_dst_port_info_t *pi;
+ udp_input_runtime_t *rt;
+ u16 *n;
{
- clib_error_t * error = vlib_call_init_function (vm, udp_local_init);
+ clib_error_t *error = vlib_call_init_function (vm, udp_local_init);
if (error)
clib_error_report (error);
}
pi = udp_get_dst_port_info (um, dst_port, is_ip4);
- if (! pi)
+ if (!pi)
{
add_dst_port (um, dst_port, 0, is_ip4);
pi = udp_get_dst_port_info (um, dst_port, is_ip4);
ASSERT (pi);
}
-
+
pi->node_index = node_index;
- pi->next_index = vlib_node_add_next (vm,
- is_ip4 ? udp4_input_node.index
- : udp6_input_node.index,
- node_index);
+ pi->next_index = vlib_node_add_next (vm,
+ is_ip4 ? udp4_input_node.index
+ : udp6_input_node.index, node_index);
/* Setup udp protocol -> next index sparse vector mapping. */
- rt = vlib_node_get_runtime_data
- (vm, is_ip4 ? udp4_input_node.index: udp6_input_node.index);
- n = sparse_vec_validate (rt->next_by_dst_port,
- clib_host_to_net_u16 (dst_port));
+ rt = vlib_node_get_runtime_data
+ (vm, is_ip4 ? udp4_input_node.index : udp6_input_node.index);
+ n = sparse_vec_validate (rt->next_by_dst_port,
+ clib_host_to_net_u16 (dst_port));
n[0] = pi->next_index;
}
void
-udp_punt_unknown(vlib_main_t * vm, u8 is_ip4, u8 is_add)
+udp_punt_unknown (vlib_main_t * vm, u8 is_ip4, u8 is_add)
{
- udp_input_runtime_t * rt;
+ udp_input_runtime_t *rt;
{
- clib_error_t * error = vlib_call_init_function (vm, udp_local_init);
+ clib_error_t *error = vlib_call_init_function (vm, udp_local_init);
if (error)
clib_error_report (error);
}
- rt = vlib_node_get_runtime_data
- (vm, is_ip4 ? udp4_input_node.index: udp6_input_node.index);
+ rt = vlib_node_get_runtime_data
+ (vm, is_ip4 ? udp4_input_node.index : udp6_input_node.index);
rt->punt_unknown = is_add;
}
/* Parse a UDP header. */
-uword unformat_udp_header (unformat_input_t * input, va_list * args)
+uword
+unformat_udp_header (unformat_input_t * input, va_list * args)
{
- u8 ** result = va_arg (*args, u8 **);
- udp_header_t * udp;
- __attribute__((unused)) int old_length;
+ u8 **result = va_arg (*args, u8 **);
+ udp_header_t *udp;
+ __attribute__ ((unused)) int old_length;
u16 src_port, dst_port;
/* Allocate space for IP header. */
{
- void * p;
+ void *p;
old_length = vec_len (*result);
vec_add2 (*result, p, sizeof (ip4_header_t));
@@ -547,8 +563,7 @@ uword unformat_udp_header (unformat_input_t * input, va_list * args)
}
memset (udp, 0, sizeof (udp[0]));
- if (unformat (input, "src-port %d dst-port %d",
- &src_port, &dst_port))
+ if (unformat (input, "src-port %d dst-port %d", &src_port, &dst_port))
{
udp->src_port = clib_host_to_net_u16 (src_port);
udp->dst_port = clib_host_to_net_u16 (dst_port);
@@ -560,22 +575,23 @@ uword unformat_udp_header (unformat_input_t * input, va_list * args)
static void
udp_setup_node (vlib_main_t * vm, u32 node_index)
{
- vlib_node_t * n = vlib_get_node (vm, node_index);
- pg_node_t * pn = pg_get_node (node_index);
+ vlib_node_t *n = vlib_get_node (vm, node_index);
+ pg_node_t *pn = pg_get_node (node_index);
n->format_buffer = format_udp_header;
n->unformat_buffer = unformat_udp_header;
pn->unformat_edit = unformat_pg_udp_header;
}
-clib_error_t * udp_local_init (vlib_main_t * vm)
+clib_error_t *
+udp_local_init (vlib_main_t * vm)
{
- udp_input_runtime_t * rt;
- udp_main_t * um = &udp_main;
+ udp_input_runtime_t *rt;
+ udp_main_t *um = &udp_main;
int i;
{
- clib_error_t * error;
+ clib_error_t *error;
error = vlib_call_init_function (vm, udp_init);
if (error)
clib_error_report (error);
@@ -584,8 +600,8 @@ clib_error_t * udp_local_init (vlib_main_t * vm)
for (i = 0; i < 2; i++)
{
- um->dst_port_info_by_name[i] = hash_create_string (0, sizeof(uword));
- um->dst_port_info_by_dst_port[i] = hash_create (0, sizeof(uword));
+ um->dst_port_info_by_name[i] = hash_create_string (0, sizeof (uword));
+ um->dst_port_info_by_dst_port[i] = hash_create (0, sizeof (uword));
}
udp_setup_node (vm, udp4_input_node.index);
@@ -594,7 +610,7 @@ clib_error_t * udp_local_init (vlib_main_t * vm)
rt = vlib_node_get_runtime_data (vm, udp4_input_node.index);
rt->next_by_dst_port = sparse_vec_new
- (/* elt bytes */ sizeof (rt->next_by_dst_port[0]),
+ ( /* elt bytes */ sizeof (rt->next_by_dst_port[0]),
/* bits in index */ BITS (((udp_header_t *) 0)->dst_port));
rt->punt_unknown = 0;
@@ -602,11 +618,10 @@ clib_error_t * udp_local_init (vlib_main_t * vm)
#define _(n,s) add_dst_port (um, UDP_DST_PORT_##s, #s, 1 /* is_ip4 */);
foreach_udp4_dst_port
#undef _
-
- rt = vlib_node_get_runtime_data (vm, udp6_input_node.index);
+ rt = vlib_node_get_runtime_data (vm, udp6_input_node.index);
rt->next_by_dst_port = sparse_vec_new
- (/* elt bytes */ sizeof (rt->next_by_dst_port[0]),
+ ( /* elt bytes */ sizeof (rt->next_by_dst_port[0]),
/* bits in index */ BITS (((udp_header_t *) 0)->dst_port));
rt->punt_unknown = 0;
@@ -614,10 +629,17 @@ clib_error_t * udp_local_init (vlib_main_t * vm)
#define _(n,s) add_dst_port (um, UDP_DST_PORT_##s, #s, 0 /* is_ip4 */);
foreach_udp6_dst_port
#undef _
-
- ip4_register_protocol (IP_PROTOCOL_UDP, udp4_input_node.index);
+ ip4_register_protocol (IP_PROTOCOL_UDP, udp4_input_node.index);
/* Note: ip6 differs from ip4, UDP is hotwired to ip6-udp-lookup */
return 0;
}
VLIB_INIT_FUNCTION (udp_local_init);
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */