X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fsession%2Fapplication_interface.h;h=cc63671bfd33cf732d8aba9dcda67d8b7c0d7219;hb=7e12d949a346d2e69afb7a8029c0099b5f131b25;hp=deddb6486308c07d256e397b90a73f64ecafec89;hpb=8f89dd01289ea9e97405432d2351a19c842dd6d5;p=vpp.git diff --git a/src/vnet/session/application_interface.h b/src/vnet/session/application_interface.h index deddb648630..cc63671bfd3 100644 --- a/src/vnet/session/application_interface.h +++ b/src/vnet/session/application_interface.h @@ -21,12 +21,16 @@ #include #include #include +#include typedef struct _vnet_app_attach_args_t { /** Binary API client index */ u32 api_client_index; + /** Application name. Used by builtin apps */ + u8 *name; + /** Application and segment manager options */ u64 *options; @@ -124,6 +128,7 @@ typedef enum APP_OPTIONS_NAMESPACE_SECRET, APP_OPTIONS_PROXY_TRANSPORT, APP_OPTIONS_ACCEPT_COOKIE, + APP_OPTIONS_TLS_ENGINE, APP_OPTIONS_N_OPTIONS } app_attach_options_index_t; @@ -131,7 +136,7 @@ typedef enum _(ACCEPT_REDIRECT, "Use FIFO with redirects") \ _(ADD_SEGMENT, "Add segment and signal app if needed") \ _(IS_BUILTIN, "Application is builtin") \ - _(IS_PROXY, "Application is proxying") \ + _(IS_PROXY, "Application is proxying") \ _(USE_GLOBAL_SCOPE, "App can use global session scope") \ _(USE_LOCAL_SCOPE, "App can use local session scope") @@ -168,6 +173,166 @@ extern const u32 test_srv_crt_rsa_len; extern const char test_srv_key_rsa[]; extern const u32 test_srv_key_rsa_len; +typedef struct app_session_transport_ +{ + ip46_address_t rmt_ip; /**< remote ip */ + ip46_address_t lcl_ip; /**< local ip */ + u16 rmt_port; /**< remote port (network order) */ + u16 lcl_port; /**< local port (network order) */ + u8 is_ip4; /**< set if uses ip4 networking */ +} app_session_transport_t; + +#define foreach_app_session_field \ + _(svm_fifo_t, *rx_fifo) /**< rx fifo */ \ + _(svm_fifo_t, *tx_fifo) /**< tx fifo */ \ + _(session_type_t, session_type) /**< session type */ \ + _(volatile u8, session_state) /**< session state */ \ + _(u32, session_index) /**< index in owning pool */ \ + _(app_session_transport_t, transport) /**< transport info */ \ + _(svm_queue_t, *vpp_evt_q) /**< vpp event queue */ \ + _(u8, is_dgram) /**< flag for dgram mode */ \ + +typedef struct +{ +#define _(type, name) type name; + foreach_app_session_field +#undef _ +} app_session_t; + +always_inline int +app_send_dgram_raw (svm_fifo_t * f, app_session_transport_t * at, + svm_queue_t * vpp_evt_q, u8 * data, u32 len, u8 noblock) +{ + u32 max_enqueue, actual_write; + session_dgram_hdr_t hdr; + session_fifo_event_t evt; + int rv; + + max_enqueue = svm_fifo_max_enqueue (f); + if (max_enqueue <= sizeof (session_dgram_hdr_t)) + return 0; + + max_enqueue -= sizeof (session_dgram_hdr_t); + actual_write = clib_min (len, max_enqueue); + hdr.data_length = actual_write; + hdr.data_offset = 0; + clib_memcpy (&hdr.rmt_ip, &at->rmt_ip, sizeof (ip46_address_t)); + hdr.is_ip4 = at->is_ip4; + hdr.rmt_port = at->rmt_port; + clib_memcpy (&hdr.lcl_ip, &at->lcl_ip, sizeof (ip46_address_t)); + hdr.lcl_port = at->lcl_port; + rv = svm_fifo_enqueue_nowait (f, sizeof (hdr), (u8 *) & hdr); + ASSERT (rv == sizeof (hdr)); + + if ((rv = svm_fifo_enqueue_nowait (f, actual_write, data)) > 0) + { + if (svm_fifo_set_event (f)) + { + evt.fifo = f; + evt.event_type = FIFO_EVENT_APP_TX; + svm_queue_add (vpp_evt_q, (u8 *) & evt, noblock); + } + } + ASSERT (rv); + return rv; +} + +always_inline int +app_send_dgram (app_session_t * s, u8 * data, u32 len, u8 noblock) +{ + return app_send_dgram_raw (s->tx_fifo, &s->transport, s->vpp_evt_q, data, + len, noblock); +} + +always_inline int +app_send_stream_raw (svm_fifo_t * f, svm_queue_t * vpp_evt_q, u8 * data, + u32 len, u8 noblock) +{ + session_fifo_event_t evt; + int rv; + + if ((rv = svm_fifo_enqueue_nowait (f, len, data)) > 0) + { + if (svm_fifo_set_event (f)) + { + evt.fifo = f; + evt.event_type = FIFO_EVENT_APP_TX; + svm_queue_add (vpp_evt_q, (u8 *) & evt, noblock); + } + } + return rv; +} + +always_inline int +app_send_stream (app_session_t * s, u8 * data, u32 len, u8 noblock) +{ + return app_send_stream_raw (s->tx_fifo, s->vpp_evt_q, data, len, noblock); +} + +always_inline int +app_send (app_session_t * s, u8 * data, u32 len, u8 noblock) +{ + if (s->is_dgram) + return app_send_dgram (s, data, len, noblock); + return app_send_stream (s, data, len, noblock); +} + +always_inline int +app_recv_dgram_raw (svm_fifo_t * f, u8 * buf, u32 len, + app_session_transport_t * at, u8 clear_evt) +{ + session_dgram_pre_hdr_t ph; + u32 max_deq; + int rv; + + if (clear_evt) + svm_fifo_unset_event (f); + max_deq = svm_fifo_max_dequeue (f); + if (max_deq < sizeof (session_dgram_hdr_t)) + return 0; + + svm_fifo_peek (f, 0, sizeof (ph), (u8 *) & ph); + ASSERT (ph.data_length >= ph.data_offset); + if (!ph.data_offset) + svm_fifo_peek (f, sizeof (ph), sizeof (*at), (u8 *) at); + len = clib_min (len, ph.data_length - ph.data_offset); + rv = svm_fifo_peek (f, ph.data_offset + SESSION_CONN_HDR_LEN, len, buf); + ph.data_offset += rv; + if (ph.data_offset == ph.data_length) + svm_fifo_dequeue_drop (f, ph.data_length + SESSION_CONN_HDR_LEN); + else + svm_fifo_overwrite_head (f, (u8 *) & ph, sizeof (ph)); + return rv; +} + +always_inline int +app_recv_dgram (app_session_t * s, u8 * buf, u32 len) +{ + return app_recv_dgram_raw (s->rx_fifo, buf, len, &s->transport, 1); +} + +always_inline int +app_recv_stream_raw (svm_fifo_t * f, u8 * buf, u32 len, u8 clear_evt) +{ + if (clear_evt) + svm_fifo_unset_event (f); + return svm_fifo_dequeue_nowait (f, len, buf); +} + +always_inline int +app_recv_stream (app_session_t * s, u8 * buf, u32 len) +{ + return app_recv_stream_raw (s->rx_fifo, buf, len, 1); +} + +always_inline int +app_recv (app_session_t * s, u8 * data, u32 len) +{ + if (s->is_dgram) + return app_recv_dgram (s, data, len); + return app_recv_stream (s, data, len); +} + #endif /* __included_uri_h__ */ /*