#include <vnet/vnet.h>
#include <vnet/ip/ip.h>
#include <vnet/tcp/tcp_debug.h>
+#include <vppinfra/bihash_24_8.h>
#define TRANSPORT_MAX_HDRS_LEN 140 /* Max number of bytes for headers */
-
typedef enum transport_dequeue_type_
{
TRANSPORT_TX_PEEK, /**< reliable transport protos */
TRANSPORT_N_SERVICES
} transport_service_type_t;
+/*
+ * IS_TX_PACED : Connection sending is paced
+ * NO_LOOKUP: Don't register connection in lookup. Does not apply to local
+ * apps and transports using the network layer (udp/tcp)
+ * DESCHED: Connection descheduled by the session layer
+ * CLESS: Connection is "connection less". Some important implications of that
+ * are that connections are not pinned to workers and listeners will
+ * have fifos associated to them
+ */
+#define foreach_transport_connection_flag \
+ _ (IS_TX_PACED, "tx_paced") \
+ _ (NO_LOOKUP, "no_lookup") \
+ _ (DESCHED, "descheduled") \
+ _ (CLESS, "connectionless")
+
+typedef enum transport_connection_flags_bits_
+{
+#define _(sym, str) TRANSPORT_CONNECTION_F_BIT_##sym,
+ foreach_transport_connection_flag
+#undef _
+ TRANSPORT_CONNECTION_N_FLAGS
+} transport_connection_flags_bits_t;
+
typedef enum transport_connection_flags_
{
- TRANSPORT_CONNECTION_F_IS_TX_PACED = 1 << 0,
- /**
- * Don't register connection in lookup. Does not apply to local apps
- * and transports using the network layer (udp/tcp)
- */
- TRANSPORT_CONNECTION_F_NO_LOOKUP = 1 << 1,
- /**
- * Connection descheduled by the session layer.
- */
- TRANSPORT_CONNECTION_F_DESCHED = 1 << 2,
- /**
- * Connection is "connection less". Some important implications of that
- * are that connections are not pinned to workers and listeners will
- * have fifos associated to them
- */
- TRANSPORT_CONNECTION_F_CLESS = 1 << 3,
+#define _(sym, str) \
+ TRANSPORT_CONNECTION_F_##sym = 1 << TRANSPORT_CONNECTION_F_BIT_##sym,
+ foreach_transport_connection_flag
+#undef _
} transport_connection_flags_t;
typedef struct _spacer
{
u64 bytes_per_sec;
- u64 bucket;
+ i64 bucket;
clib_us_time_t last_update;
f32 tokens_per_period;
- u32 idle_timeout_us;
+ u32 max_burst;
} spacer_t;
#define TRANSPORT_CONN_ID_LEN 44
u32 c_index; /**< Connection index in transport pool */
u32 thread_index; /**< Worker-thread index */
u8 flags; /**< Transport specific flags */
+ u8 dscp; /**< Differentiated Services Code Point */
/*fib_node_index_t rmt_fei;
dpo_id_t rmt_dpo; */
#if TRANSPORT_DEBUG
elog_track_t elog_track; /**< Event logging */
- u32 cc_stat_tstamp; /**< CC stats timestamp */
+ f64 cc_stat_tstamp; /**< CC stats timestamp */
#endif
/**
#define c_stats connection.stats
#define c_pacer connection.pacer
#define c_flags connection.flags
+#define c_dscp connection.dscp
+#define s_ho_handle pacer.bytes_per_sec
} transport_connection_t;
STATIC_ASSERT (STRUCT_OFFSET_OF (transport_connection_t, s_index)
STATIC_ASSERT (sizeof (transport_connection_t) <= 128,
"moved into 3rd cache line");
-#define foreach_transport_proto \
- _(TCP, "tcp", "T") \
- _(UDP, "udp", "U") \
- _(NONE, "ct", "C") \
- _(TLS, "tls", "J") \
- _(QUIC, "quic", "Q") \
+#define foreach_transport_proto \
+ _ (TCP, "tcp", "T") \
+ _ (UDP, "udp", "U") \
+ _ (NONE, "ct", "C") \
+ _ (TLS, "tls", "J") \
+ _ (QUIC, "quic", "Q") \
+ _ (DTLS, "dtls", "D") \
+ _ (SRTP, "srtp", "R") \
+ _ (HTTP, "http", "H")
typedef enum _transport_proto
{
u8 *format_transport_proto (u8 * s, va_list * args);
u8 *format_transport_proto_short (u8 * s, va_list * args);
+u8 *format_transport_flags (u8 *s, va_list *args);
u8 *format_transport_connection (u8 * s, va_list * args);
u8 *format_transport_listen_connection (u8 * s, va_list * args);
u8 *format_transport_half_open_connection (u8 * s, va_list * args);
TRANSPORT_CFG_F_UNIDIRECTIONAL = 1 << 1,
} transport_endpt_cfg_flags_t;
+/* clang-format off */
#define foreach_transport_endpoint_cfg_fields \
foreach_transport_endpoint_fields \
- _(transport_endpoint_t, peer) \
- _(u16, mss) \
- _(u8, transport_flags) \
+ _ (transport_endpoint_t, peer) \
+ _ (u32, next_node_index) \
+ _ (u32, next_node_opaque) \
+ _ (u16, mss) \
+ _ (u8, dscp) \
+ _ (u8, transport_flags) \
+/* clang-format on */
typedef struct transport_endpoint_pair_
{
#undef _
} transport_endpoint_cfg_t;
+#define foreach_transport_endpt_cfg_flags \
+ _ (CSUM_OFFLOAD) \
+ _ (GSO) \
+ _ (RATE_SAMPLING)
+
+typedef enum transport_endpt_attr_flag_bit_
+{
+#define _(name) TRANSPORT_ENDPT_ATTR_F_BIT_##name,
+ foreach_transport_endpt_cfg_flags
+#undef _
+} __clib_packed transport_endpt_attr_flag_bit_t;
+
+typedef enum transport_endpt_attr_flag_
+{
+#define _(name) \
+ TRANSPORT_ENDPT_ATTR_F_##name = 1 << TRANSPORT_ENDPT_ATTR_F_BIT_##name,
+ foreach_transport_endpt_cfg_flags
+#undef _
+} __clib_packed transport_endpt_attr_flag_t;
+
+#define foreach_transport_attr_fields \
+ _ (u64, next_output_node, NEXT_OUTPUT_NODE) \
+ _ (u16, mss, MSS) \
+ _ (u8, flags, FLAGS) \
+ _ (u8, cc_algo, CC_ALGO)
+
+typedef enum transport_endpt_attr_type_
+{
+#define _(type, name, str) TRANSPORT_ENDPT_ATTR_##str,
+ foreach_transport_attr_fields
+#undef _
+} __clib_packed transport_endpt_attr_type_t;
+
+typedef struct transport_endpt_attr_
+{
+ transport_endpt_attr_type_t type;
+ union
+ {
+#define _(type, name, str) type name;
+ foreach_transport_attr_fields
+#undef _
+ };
+} transport_endpt_attr_t;
+
+typedef enum transport_endpt_ext_cfg_type_
+{
+ TRANSPORT_ENDPT_EXT_CFG_NONE,
+ TRANSPORT_ENDPT_EXT_CFG_CRYPTO,
+} transport_endpt_ext_cfg_type_t;
+
+typedef struct transport_endpt_crypto_cfg_
+{
+ u32 ckpair_index;
+ u8 crypto_engine;
+ u8 hostname[256]; /**< full domain len is 255 as per rfc 3986 */
+} transport_endpt_crypto_cfg_t;
+
+typedef struct transport_endpt_ext_cfg_
+{
+ u16 type;
+ u16 len;
+ union
+ {
+ transport_endpt_crypto_cfg_t crypto;
+ u8 data[0];
+ };
+} transport_endpt_ext_cfg_t;
+
typedef clib_bihash_24_8_t transport_endpoint_table_t;
#define ENDPOINT_INVALID_INDEX ((u32)~0)
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