X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvcl%2Fvppcom.h;h=c752e50413b24f80be4934764a05378f990dac12;hb=410bcca41c1a3e7c3d4b4c2940120f9b21732d49;hp=d681dee49a9bd982f03b73a7abd3f575307f5e89;hpb=c04cbf16ccfd9ef142937e4684af6093d812a866;p=vpp.git

diff --git a/src/vcl/vppcom.h b/src/vcl/vppcom.h
index d681dee49a9..c752e50413b 100644
--- a/src/vcl/vppcom.h
+++ b/src/vcl/vppcom.h
@@ -35,6 +35,7 @@ extern "C"
 #define VPPCOM_CONF_DEFAULT                  "/etc/vpp/vcl.conf"
 #define VPPCOM_ENV_CONF                      "VCL_CONFIG"
 #define VPPCOM_ENV_DEBUG                     "VCL_DEBUG"
+#define VPPCOM_ENV_API_PREFIX                "VCL_API_PREFIX"
 #define VPPCOM_ENV_APP_PROXY_TRANSPORT_TCP   "VCL_APP_PROXY_TRANSPORT_TCP"
 #define VPPCOM_ENV_APP_PROXY_TRANSPORT_UDP   "VCL_APP_PROXY_TRANSPORT_UDP"
 #define VPPCOM_ENV_APP_NAMESPACE_ID          "VCL_APP_NAMESPACE_ID"
@@ -143,6 +144,13 @@ typedef struct _vcl_poll
   short *revents;
 } vcl_poll_t;
 
+typedef struct vppcom_ioevent_
+{
+  uint32_t session_index;
+  size_t bytes;
+} vppcom_ioevent_t;
+
+
 /*
  * VPPCOM Public API Functions
  */
@@ -209,6 +217,74 @@ vppcom_retval_str (int retval)
   return st;
 }
 
+/**
+ * User registered callback for when connection arrives on listener created
+ * with vppcom_session_register_listener()
+ * @param uint32_t - newly accepted session_index
+ * @param vppcom_endpt_t* - ip/port information of remote
+ * @param void* - user passed arg to pass back
+ */
+typedef void (*vppcom_session_listener_cb) (uint32_t, vppcom_endpt_t *,
+					    void *);
+
+/**
+ * User registered callback for IO events (rx/tx)
+ * @param vppcom_ioevent_t* -
+ * @param void* - user passed arg to pass back
+ */
+typedef void (*vppcom_session_ioevent_cb) (vppcom_ioevent_t *, void *);
+
+/**
+ * @brief vppcom_session_register_listener accepts a bound session_index, and
+ * listens for connections.
+ *
+ * On successful connection, calls registered callback (cb) with new
+ * session_index.
+ *
+ * On error, calls registered error callback (errcb).
+ *
+ * @param session_index - bound session_index to create listener on
+ * @param cb  - on new accepted session callback
+ * @param errcb  - on failure callback
+ * @param flags - placeholder for future use. Must be ZERO
+ * @param q_len - max listener connection backlog
+ * @param ptr - user data
+ * @return
+ */
+extern int vppcom_session_register_ioevent_cb (uint32_t session_index,
+					       vppcom_session_ioevent_cb cb,
+					       uint8_t rx, void *ptr);
+
+/**
+ * User registered ERROR callback for any errors associated with
+ * handling vppcom_session_register_listener() and connections
+ * @param void* - user passed arg to pass back
+ */
+typedef void (*vppcom_session_listener_errcb) (void *);
+
+/**
+ * @brief vppcom_session_register_listener accepts a bound session_index, and
+ * listens for connections.
+ *
+ * On successful connection, calls registered callback (cb) with new
+ * session_index.
+ *
+ * On error, calls registered error callback (errcb).
+ *
+ * @param session_index - bound session_index to create listener on
+ * @param cb  - on new accepted session callback
+ * @param errcb  - on failure callback
+ * @param flags - placeholder for future use. Must be ZERO
+ * @param q_len - max listener connection backlog
+ * @param ptr - user data
+ * @return
+ */
+extern int vppcom_session_register_listener (uint32_t session_index,
+					     vppcom_session_listener_cb cb,
+					     vppcom_session_listener_errcb
+					     errcb, uint8_t flags, int q_len,
+					     void *ptr);
+
 /* TBD: make these constructor/destructor function */
 extern int vppcom_app_create (char *app_name);
 extern void vppcom_app_destroy (void);
@@ -218,6 +294,7 @@ extern int vppcom_session_close (uint32_t session_index);
 
 extern int vppcom_session_bind (uint32_t session_index, vppcom_endpt_t * ep);
 extern int vppcom_session_listen (uint32_t session_index, uint32_t q_len);
+
 extern int vppcom_session_accept (uint32_t session_index,
 				  vppcom_endpt_t * client_ep, uint32_t flags);