LD_PRELOAD: Refactor nomenclature (vcom -> ldp).

Change-Id: Id3891fe2873b631f8f69c1ca2905968130678561
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>

6 files changed, 432 insertions, 432 deletions

diff --git a/src/vcl.am b/src/vcl.am
index eac3d7e48cb..f090041b884 100644
--- a/src/vcl.am
+++ b/src/vcl.am
@@ -34,14 +34,14 @@ nobase_include_HEADERS +=			\
 libvcl_ldpreload_la_LIBADD =  $(libvppcom_la_DEPENDENCIES) -lpthread -lrt -ldl
 
 libvcl_ldpreload_la_SOURCES +=			\
-  vcl/vcom_socket_wrapper.c			\
-  vcl/vcom.c					\
+  vcl/ldp_socket_wrapper.c			\
+  vcl/ldp.c					\
   $(libvppcom_la_SOURCES)
 
 nobase_include_HEADERS +=			\
-  vcl/vcom_socket_wrapper.h			\
-  vcl/vcom_glibc_socket.h			\
-  vcl/vcom.h
+  vcl/ldp_socket_wrapper.h			\
+  vcl/ldp_glibc_socket.h			\
+  vcl/ldp.h
 
 noinst_PROGRAMS +=				\
 	vcl_test_server				\
diff --git a/src/vcl/vcom.c b/src/vcl/ldp.c
index 82c65e854e0..1cf2445f4fc 100644
--- a/src/vcl/vcom.c
+++ b/src/vcl/ldp.c
@@ -22,8 +22,8 @@
 #include <sys/resource.h>
 #include <netinet/tcp.h>
 
-#include <vcl/vcom_socket_wrapper.h>
-#include <vcl/vcom.h>
+#include <vcl/ldp_socket_wrapper.h>
+#include <vcl/ldp.h>
 #include <sys/time.h>
 
 #include <vcl/vppcom.h>
@@ -49,7 +49,7 @@
 typedef struct
 {
   int init;
-  char app_name[VCOM_APP_NAME_MAX];
+  char app_name[LDP_APP_NAME_MAX];
   u32 sid_bit_val;
   u32 sid_bit_mask;
   u32 debug;
@@ -67,158 +67,158 @@ typedef struct
   vcl_poll_t *vcl_poll;
   u8 select_vcl;
   u8 epoll_wait_vcl;
-} vcom_main_t;
-#define VCOM_DEBUG vcom->debug
+} ldp_main_t;
+#define LDP_DEBUG ldp->debug
 
-static vcom_main_t vcom_main = {
-  .sid_bit_val = (1 << VCOM_SID_BIT_MIN),
-  .sid_bit_mask = (1 << VCOM_SID_BIT_MIN) - 1,
-  .debug = VCOM_DEBUG_INIT,
+static ldp_main_t ldp_main = {
+  .sid_bit_val = (1 << LDP_SID_BIT_MIN),
+  .sid_bit_mask = (1 << LDP_SID_BIT_MIN) - 1,
+  .debug = LDP_DEBUG_INIT,
 };
 
-static vcom_main_t *vcom = &vcom_main;
+static ldp_main_t *ldp = &ldp_main;
 
 /*
  * RETURN:  0 on success or -1 on error.
  * */
 static inline void
-vcom_set_app_name (char *app_name)
+ldp_set_app_name (char *app_name)
 {
-  int rv = snprintf (vcom->app_name, VCOM_APP_NAME_MAX,
-		     "vcom-%d-%s", getpid (), app_name);
+  int rv = snprintf (ldp->app_name, LDP_APP_NAME_MAX,
+		     "ldp-%d-%s", getpid (), app_name);
 
-  if (rv >= VCOM_APP_NAME_MAX)
-    app_name[VCOM_APP_NAME_MAX - 1] = 0;
+  if (rv >= LDP_APP_NAME_MAX)
+    app_name[LDP_APP_NAME_MAX - 1] = 0;
 }
 
 static inline char *
-vcom_get_app_name ()
+ldp_get_app_name ()
 {
-  if (vcom->app_name[0] == '\0')
-    vcom_set_app_name ("app");
+  if (ldp->app_name[0] == '\0')
+    ldp_set_app_name ("app");
 
-  return vcom->app_name;
+  return ldp->app_name;
 }
 
 static inline int
-vcom_fd_from_sid (u32 sid)
+ldp_fd_from_sid (u32 sid)
 {
-  if (PREDICT_FALSE (sid >= vcom->sid_bit_val))
+  if (PREDICT_FALSE (sid >= ldp->sid_bit_val))
     return -EMFILE;
   else
-    return (sid | vcom->sid_bit_val);
+    return (sid | ldp->sid_bit_val);
 }
 
 static inline int
-vcom_fd_is_sid (int fd)
+ldp_fd_is_sid (int fd)
 {
-  return ((u32) fd & vcom->sid_bit_val) ? 1 : 0;
+  return ((u32) fd & ldp->sid_bit_val) ? 1 : 0;
 }
 
 static inline u32
-vcom_sid_from_fd (int fd)
+ldp_sid_from_fd (int fd)
 {
-  return (vcom_fd_is_sid (fd) ? ((u32) fd & vcom->sid_bit_mask) :
+  return (ldp_fd_is_sid (fd) ? ((u32) fd & ldp->sid_bit_mask) :
 	  INVALID_SESSION_ID);
 }
 
 static inline int
-vcom_init (void)
+ldp_init (void)
 {
   int rv = 0;
 
-  if (PREDICT_FALSE (!vcom->init))
+  if (PREDICT_FALSE (!ldp->init))
     {
-      vcom->init = 1;
-      rv = vppcom_app_create (vcom_get_app_name ());
+      ldp->init = 1;
+      rv = vppcom_app_create (ldp_get_app_name ());
       if (rv == VPPCOM_OK)
 	{
-	  char *env_var_str = getenv (VCOM_ENV_DEBUG);
+	  char *env_var_str = getenv (LDP_ENV_DEBUG);
 	  if (env_var_str)
 	    {
 	      u32 tmp;
 	      if (sscanf (env_var_str, "%u", &tmp) != 1)
-		clib_warning ("LDP<%d>: WARNING: Invalid VCOM debug level "
-			      "specified in the env var " VCOM_ENV_DEBUG
+		clib_warning ("LDP<%d>: WARNING: Invalid LDP debug level "
+			      "specified in the env var " LDP_ENV_DEBUG
 			      " (%s)!", getpid (), env_var_str);
 	      else
 		{
-		  vcom->debug = tmp;
-		  clib_warning ("LDP<%d>: configured VCOM debug level (%u) "
-				"from the env var " VCOM_ENV_DEBUG "!",
-				getpid (), vcom->debug);
+		  ldp->debug = tmp;
+		  clib_warning ("LDP<%d>: configured LDP debug level (%u) "
+				"from the env var " LDP_ENV_DEBUG "!",
+				getpid (), ldp->debug);
 		}
 	    }
 
-	  env_var_str = getenv (VCOM_ENV_APP_NAME);
+	  env_var_str = getenv (LDP_ENV_APP_NAME);
 	  if (env_var_str)
 	    {
-	      vcom_set_app_name (env_var_str);
-	      clib_warning ("LDP<%d>: configured VCOM app name (%s) "
-			    "from the env var " VCOM_ENV_APP_NAME "!",
-			    getpid (), vcom->app_name);
+	      ldp_set_app_name (env_var_str);
+	      clib_warning ("LDP<%d>: configured LDP app name (%s) "
+			    "from the env var " LDP_ENV_APP_NAME "!",
+			    getpid (), ldp->app_name);
 	    }
 
-	  env_var_str = getenv (VCOM_ENV_SID_BIT);
+	  env_var_str = getenv (LDP_ENV_SID_BIT);
 	  if (env_var_str)
 	    {
 	      u32 sb;
 	      if (sscanf (env_var_str, "%u", &sb) != 1)
 		{
-		  clib_warning ("LDP<%d>: WARNING: Invalid VCOM sid bit "
+		  clib_warning ("LDP<%d>: WARNING: Invalid LDP sid bit "
 				"specified in the env var "
-				VCOM_ENV_SID_BIT " (%s)!"
+				LDP_ENV_SID_BIT " (%s)!"
 				"sid bit value %d (0x%x)",
 				getpid (), env_var_str,
-				vcom->sid_bit_val, vcom->sid_bit_val);
+				ldp->sid_bit_val, ldp->sid_bit_val);
 		}
-	      else if (sb < VCOM_SID_BIT_MIN)
+	      else if (sb < LDP_SID_BIT_MIN)
 		{
-		  vcom->sid_bit_val = (1 << VCOM_SID_BIT_MIN);
-		  vcom->sid_bit_mask = vcom->sid_bit_val - 1;
+		  ldp->sid_bit_val = (1 << LDP_SID_BIT_MIN);
+		  ldp->sid_bit_mask = ldp->sid_bit_val - 1;
 
-		  clib_warning ("LDP<%d>: WARNING: VCOM sid bit (%u) "
+		  clib_warning ("LDP<%d>: WARNING: LDP sid bit (%u) "
 				"specified in the env var "
-				VCOM_ENV_SID_BIT " (%s) is too small. "
-				"Using VCOM_SID_BIT_MIN (%d)! "
+				LDP_ENV_SID_BIT " (%s) is too small. "
+				"Using LDP_SID_BIT_MIN (%d)! "
 				"sid bit value %d (0x%x)",
-				getpid (), sb, env_var_str, VCOM_SID_BIT_MIN,
-				vcom->sid_bit_val, vcom->sid_bit_val);
+				getpid (), sb, env_var_str, LDP_SID_BIT_MIN,
+				ldp->sid_bit_val, ldp->sid_bit_val);
 		}
-	      else if (sb > VCOM_SID_BIT_MAX)
+	      else if (sb > LDP_SID_BIT_MAX)
 		{
-		  vcom->sid_bit_val = (1 << VCOM_SID_BIT_MAX);
-		  vcom->sid_bit_mask = vcom->sid_bit_val - 1;
+		  ldp->sid_bit_val = (1 << LDP_SID_BIT_MAX);
+		  ldp->sid_bit_mask = ldp->sid_bit_val - 1;
 
-		  clib_warning ("LDP<%d>: WARNING: VCOM sid bit (%u) "
+		  clib_warning ("LDP<%d>: WARNING: LDP sid bit (%u) "
 				"specified in the env var "
-				VCOM_ENV_SID_BIT " (%s) is too big. "
-				"Using VCOM_SID_BIT_MAX (%d)! "
+				LDP_ENV_SID_BIT " (%s) is too big. "
+				"Using LDP_SID_BIT_MAX (%d)! "
 				"sid bit value %d (0x%x)",
-				getpid (), sb, env_var_str, VCOM_SID_BIT_MAX,
-				vcom->sid_bit_val, vcom->sid_bit_val);
+				getpid (), sb, env_var_str, LDP_SID_BIT_MAX,
+				ldp->sid_bit_val, ldp->sid_bit_val);
 		}
 	      else
 		{
-		  vcom->sid_bit_val = (1 << sb);
-		  vcom->sid_bit_mask = vcom->sid_bit_val - 1;
+		  ldp->sid_bit_val = (1 << sb);
+		  ldp->sid_bit_mask = ldp->sid_bit_val - 1;
 
-		  clib_warning ("LDP<%d>: configured VCOM sid bit (%u) "
-				"from " VCOM_ENV_SID_BIT
+		  clib_warning ("LDP<%d>: configured LDP sid bit (%u) "
+				"from " LDP_ENV_SID_BIT
 				"!  sid bit value %d (0x%x)", getpid (),
-				sb, vcom->sid_bit_val, vcom->sid_bit_val);
+				sb, ldp->sid_bit_val, ldp->sid_bit_val);
 		}
 	    }
 
-	  clib_time_init (&vcom->clib_time);
-	  clib_warning ("LDP<%d>: VCOM initialization: done!", getpid ());
+	  clib_time_init (&ldp->clib_time);
+	  clib_warning ("LDP<%d>: LDP initialization: done!", getpid ());
 	}
       else
 	{
-	  fprintf (stderr, "\nLDP<%d>: ERROR: vcom_init: vppcom_app_create()"
+	  fprintf (stderr, "\nLDP<%d>: ERROR: ldp_init: vppcom_app_create()"
 		   " failed!  rv = %d (%s)\n",
 		   getpid (), rv, vppcom_retval_str (rv));
-	  vcom->init = 0;
+	  ldp->init = 0;
 	}
     }
   return rv;
@@ -229,9 +229,9 @@ close (int fd)
 {
   int rv;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -244,7 +244,7 @@ close (int fd)
 	{
 	  func_str = "libc_close";
 
-	  if (VCOM_DEBUG > 0)
+	  if (LDP_DEBUG > 0)
 	    clib_warning
 	      ("LDP<%d>: fd %d (0x%x): calling %s(): epfd %u (0x%x)",
 	       getpid (), fd, fd, func_str, epfd, epfd);
@@ -268,7 +268,7 @@ close (int fd)
 
       func_str = "vppcom_session_close";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x)",
 		      getpid (), fd, fd, func_str, sid, sid);
 
@@ -283,7 +283,7 @@ close (int fd)
     {
       func_str = "libc_close";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s()",
 		      getpid (), fd, fd, func_str);
 
@@ -291,7 +291,7 @@ close (int fd)
     }
 
 done:
-  if (VCOM_DEBUG > 0)
+  if (LDP_DEBUG > 0)
     {
       if (rv < 0)
 	{
@@ -314,16 +314,16 @@ read (int fd, void *buf, size_t nbytes)
 {
   ssize_t size;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
     {
       func_str = "vppcom_session_read";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "sid %u (0x%x), buf %p, nbytes %u", getpid (),
 		      fd, fd, func_str, sid, sid, buf, nbytes);
@@ -339,7 +339,7 @@ read (int fd, void *buf, size_t nbytes)
     {
       func_str = "libc_read";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "buf %p, nbytes %u", getpid (),
 		      fd, fd, func_str, buf, nbytes);
@@ -347,7 +347,7 @@ read (int fd, void *buf, size_t nbytes)
       size = libc_read (fd, buf, nbytes);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -370,10 +370,10 @@ readv (int fd, const struct iovec * iov, int iovcnt)
 {
   const char *func_str;
   ssize_t size = 0;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
   int rv = 0, i, total = 0;
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -383,7 +383,7 @@ readv (int fd, const struct iovec * iov, int iovcnt)
 	{
 	  for (i = 0; i < iovcnt; ++i)
 	    {
-	      if (VCOM_DEBUG > 2)
+	      if (LDP_DEBUG > 2)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s() [%d]: "
 			      "sid %u (0x%x), iov %p, iovcnt %d, total %d",
 			      getpid (), fd, fd, func_str, i, sid, sid,
@@ -397,7 +397,7 @@ readv (int fd, const struct iovec * iov, int iovcnt)
 		  total += rv;
 		  if (rv < iov[i].iov_len)
 		    {
-		      if (VCOM_DEBUG > 2)
+		      if (LDP_DEBUG > 2)
 			clib_warning ("LDP<%d>: fd %d (0x%x): "
 				      "rv (%d) < iov[%d].iov_len (%d)",
 				      getpid (), fd, fd, rv, i,
@@ -421,14 +421,14 @@ readv (int fd, const struct iovec * iov, int iovcnt)
     {
       func_str = "libc_readv";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "iov %p, iovcnt %d", getpid (), fd, fd, iov, iovcnt);
 
       size = libc_readv (fd, iov, iovcnt);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -451,16 +451,16 @@ write (int fd, const void *buf, size_t nbytes)
 {
   const char *func_str;
   ssize_t size = 0;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
     {
       func_str = "vppcom_session_write";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "sid %u (0x%x), buf %p, nbytes %u", getpid (),
 		      fd, fd, func_str, sid, sid, buf, nbytes);
@@ -476,7 +476,7 @@ write (int fd, const void *buf, size_t nbytes)
     {
       func_str = "libc_write";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "buf %p, nbytes %u", getpid (),
 		      fd, fd, func_str, buf, nbytes);
@@ -484,7 +484,7 @@ write (int fd, const void *buf, size_t nbytes)
       size = libc_write (fd, buf, nbytes);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -507,14 +507,14 @@ writev (int fd, const struct iovec * iov, int iovcnt)
 {
   const char *func_str;
   ssize_t size = 0, total = 0;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
   int i, rv = 0;
 
   /*
    * Use [f]printf() instead of clib_warning() to prevent recursion SIGSEGV.
    */
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -524,7 +524,7 @@ writev (int fd, const struct iovec * iov, int iovcnt)
 	{
 	  for (i = 0; i < iovcnt; ++i)
 	    {
-	      if (VCOM_DEBUG > 4)
+	      if (LDP_DEBUG > 4)
 		printf ("%s:%d: LDP<%d>: fd %d (0x%x): calling %s() [%d]: "
 			"sid %u (0x%x), buf %p, nbytes %ld, total %ld",
 			__func__, __LINE__, getpid (), fd, fd, func_str,
@@ -539,7 +539,7 @@ writev (int fd, const struct iovec * iov, int iovcnt)
 		  total += rv;
 		  if (rv < iov[i].iov_len)
 		    {
-		      if (VCOM_DEBUG > 4)
+		      if (LDP_DEBUG > 4)
 			printf ("%s:%d: LDP<%d>: fd %d (0x%x): "
 				"rv (%d) < iov[%d].iov_len (%ld)",
 				__func__, __LINE__, getpid (), fd, fd,
@@ -563,7 +563,7 @@ writev (int fd, const struct iovec * iov, int iovcnt)
     {
       func_str = "libc_writev";
 
-      if (VCOM_DEBUG > 4)
+      if (LDP_DEBUG > 4)
 	printf ("%s:%d: LDP<%d>: fd %d (0x%x): calling %s(): "
 		"iov %p, iovcnt %d\n", __func__, __LINE__, getpid (),
 		fd, fd, func_str, iov, iovcnt);
@@ -571,7 +571,7 @@ writev (int fd, const struct iovec * iov, int iovcnt)
       size = libc_writev (fd, iov, iovcnt);
     }
 
-  if (VCOM_DEBUG > 4)
+  if (LDP_DEBUG > 4)
     {
       if (size < 0)
 	{
@@ -596,9 +596,9 @@ fcntl (int fd, int cmd, ...)
   const char *func_str = __func__;
   int rv = 0;
   va_list ap;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   va_start (ap, cmd);
@@ -613,7 +613,7 @@ fcntl (int fd, int cmd, ...)
 	{
 	case F_SETFL:
 	  func_str = "vppcom_session_attr[SET_FLAGS]";
-	  if (VCOM_DEBUG > 2)
+	  if (LDP_DEBUG > 2)
 	    clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			  "sid %u (0x%x) flags %d (0x%x), size %d",
 			  getpid (), fd, fd, func_str, sid, sid,
@@ -625,7 +625,7 @@ fcntl (int fd, int cmd, ...)
 
 	case F_GETFL:
 	  func_str = "vppcom_session_attr[GET_FLAGS]";
-	  if (VCOM_DEBUG > 2)
+	  if (LDP_DEBUG > 2)
 	    clib_warning
 	      ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
 	       "flags %d (0x%x), size %d", getpid (), fd, fd, func_str, sid,
@@ -635,7 +635,7 @@ fcntl (int fd, int cmd, ...)
 	    vppcom_session_attr (sid, VPPCOM_ATTR_GET_FLAGS, &flags, &size);
 	  if (rv == VPPCOM_OK)
 	    {
-	      if (VCOM_DEBUG > 2)
+	      if (LDP_DEBUG > 2)
 		clib_warning ("LDP<%d>: fd %d (0x%x), cmd %d (F_GETFL): "
 			      "%s() returned flags %d (0x%x)",
 			      getpid (), fd, fd, cmd, func_str, flags, flags);
@@ -657,7 +657,7 @@ fcntl (int fd, int cmd, ...)
     {
       func_str = "libc_vfcntl";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): cmd %d",
 		      getpid (), fd, fd, func_str, cmd);
 
@@ -666,7 +666,7 @@ fcntl (int fd, int cmd, ...)
 
   va_end (ap);
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (rv < 0)
 	{
@@ -690,9 +690,9 @@ ioctl (int fd, unsigned long int cmd, ...)
   const char *func_str;
   int rv;
   va_list ap;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   va_start (ap, cmd);
@@ -703,7 +703,7 @@ ioctl (int fd, unsigned long int cmd, ...)
       switch (cmd)
 	{
 	case FIONREAD:
-	  if (VCOM_DEBUG > 2)
+	  if (LDP_DEBUG > 2)
 	    clib_warning
 	      ("LDP<%d>: fd %d (0x%x): calling  %s(): sid %u (0x%x)",
 	       getpid (), fd, fd, func_str, sid, sid);
@@ -720,7 +720,7 @@ ioctl (int fd, unsigned long int cmd, ...)
 	     *      non-blocking, the flags should be read here and merged
 	     *      with O_NONBLOCK.
 	     */
-	    if (VCOM_DEBUG > 2)
+	    if (LDP_DEBUG > 2)
 	      clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			    "sid %u (0x%x), flags %d (0x%x), size %d",
 			    getpid (), fd, fd, func_str, sid, sid,
@@ -745,14 +745,14 @@ ioctl (int fd, unsigned long int cmd, ...)
     {
       func_str = "libc_vioctl";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): cmd %d",
 		      getpid (), fd, fd, func_str, cmd);
 
       rv = libc_vioctl (fd, cmd, ap);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (rv < 0)
 	{
@@ -772,11 +772,11 @@ ioctl (int fd, unsigned long int cmd, ...)
 }
 
 int
-vcom_pselect (int nfds, fd_set * __restrict readfds,
-	      fd_set * __restrict writefds,
-	      fd_set * __restrict exceptfds,
-	      const struct timespec *__restrict timeout,
-	      const __sigset_t * __restrict sigmask)
+ldp_pselect (int nfds, fd_set * __restrict readfds,
+	     fd_set * __restrict writefds,
+	     fd_set * __restrict exceptfds,
+	     const struct timespec *__restrict timeout,
+	     const __sigset_t * __restrict sigmask)
 {
   int rv;
   char *func_str = "##";
@@ -792,11 +792,11 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
       return -1;
     }
 
-  if (nfds <= vcom->sid_bit_val)
+  if (nfds <= ldp->sid_bit_val)
     {
       func_str = "libc_pselect";
 
-      if (VCOM_DEBUG > 3)
+      if (LDP_DEBUG > 3)
 	clib_warning
 	  ("LDP<%d>: calling %s(): nfds %d, readfds %p, writefds %p, "
 	   "exceptfds %p, timeout %p, sigmask %p", getpid (), func_str, nfds,
@@ -807,11 +807,11 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
       goto done;
     }
 
-  if (PREDICT_FALSE (vcom->sid_bit_val > FD_SETSIZE / 2))
+  if (PREDICT_FALSE (ldp->sid_bit_val > FD_SETSIZE / 2))
     {
-      clib_warning ("LDP<%d>: ERROR: VCOM sid bit value %d (0x%x) > "
+      clib_warning ("LDP<%d>: ERROR: LDP sid bit value %d (0x%x) > "
 		    "FD_SETSIZE/2 %d (0x%x)!", getpid (),
-		    vcom->sid_bit_val, vcom->sid_bit_val,
+		    ldp->sid_bit_val, ldp->sid_bit_val,
 		    FD_SETSIZE / 2, FD_SETSIZE / 2);
       errno = EOVERFLOW;
       return -1;
@@ -827,12 +827,12 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
       /* select as fine grained sleep */
       if (!nfds)
 	{
-	  if (VCOM_DEBUG > 3)
+	  if (LDP_DEBUG > 3)
 	    clib_warning ("LDP<%d>: sleeping for %f seconds",
 			  getpid (), time_out);
 
-	  time_out += clib_time_now (&vcom->clib_time);
-	  while (clib_time_now (&vcom->clib_time) < time_out)
+	  time_out += clib_time_now (&ldp->clib_time);
+	  while (clib_time_now (&ldp->clib_time) < time_out)
 	    ;
 	  return 0;
 	}
@@ -848,102 +848,102 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
   sid_bits = libc_bits = 0;
   if (readfds)
     {
-      clib_bitmap_validate (vcom->sid_rd_bitmap, minbits);
-      clib_bitmap_validate (vcom->libc_rd_bitmap, minbits);
-      clib_bitmap_validate (vcom->rd_bitmap, minbits);
-      clib_memcpy (vcom->rd_bitmap, readfds,
-		   vec_len (vcom->rd_bitmap) * sizeof (clib_bitmap_t));
+      clib_bitmap_validate (ldp->sid_rd_bitmap, minbits);
+      clib_bitmap_validate (ldp->libc_rd_bitmap, minbits);
+      clib_bitmap_validate (ldp->rd_bitmap, minbits);
+      clib_memcpy (ldp->rd_bitmap, readfds,
+		   vec_len (ldp->rd_bitmap) * sizeof (clib_bitmap_t));
       FD_ZERO (readfds);
 
       /* *INDENT-OFF* */
-      clib_bitmap_foreach (fd, vcom->rd_bitmap,
+      clib_bitmap_foreach (fd, ldp->rd_bitmap,
         ({
-          sid = vcom_sid_from_fd (fd);
-          if (VCOM_DEBUG > 3)
+          sid = ldp_sid_from_fd (fd);
+          if (LDP_DEBUG > 3)
             clib_warning ("LDP<%d>: readfds: fd %d (0x%x), sid %u (0x%x)",
                           getpid (), fd, fd, sid, sid);
           if (sid == INVALID_SESSION_ID)
-            clib_bitmap_set_no_check (vcom->libc_rd_bitmap, fd, 1);
+            clib_bitmap_set_no_check (ldp->libc_rd_bitmap, fd, 1);
           else
-            clib_bitmap_set_no_check (vcom->sid_rd_bitmap, sid, 1);
+            clib_bitmap_set_no_check (ldp->sid_rd_bitmap, sid, 1);
         }));
       /* *INDENT-ON* */
 
-      sid_bits_set = clib_bitmap_last_set (vcom->sid_rd_bitmap) + 1;
+      sid_bits_set = clib_bitmap_last_set (ldp->sid_rd_bitmap) + 1;
       sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits;
 
-      libc_bits_set = clib_bitmap_last_set (vcom->libc_rd_bitmap) + 1;
+      libc_bits_set = clib_bitmap_last_set (ldp->libc_rd_bitmap) + 1;
       libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits;
 
-      if (VCOM_DEBUG > 3)
+      if (LDP_DEBUG > 3)
 	clib_warning ("LDP<%d>: readfds: sid_bits_set %d, sid_bits %d, "
 		      "libc_bits_set %d, libc_bits %d", getpid (),
 		      sid_bits_set, sid_bits, libc_bits_set, libc_bits);
     }
   if (writefds)
     {
-      clib_bitmap_validate (vcom->sid_wr_bitmap, minbits);
-      clib_bitmap_validate (vcom->libc_wr_bitmap, minbits);
-      clib_bitmap_validate (vcom->wr_bitmap, minbits);
-      clib_memcpy (vcom->wr_bitmap, writefds,
-		   vec_len (vcom->wr_bitmap) * sizeof (clib_bitmap_t));
+      clib_bitmap_validate (ldp->sid_wr_bitmap, minbits);
+      clib_bitmap_validate (ldp->libc_wr_bitmap, minbits);
+      clib_bitmap_validate (ldp->wr_bitmap, minbits);
+      clib_memcpy (ldp->wr_bitmap, writefds,
+		   vec_len (ldp->wr_bitmap) * sizeof (clib_bitmap_t));
       FD_ZERO (writefds);
 
       /* *INDENT-OFF* */
-      clib_bitmap_foreach (fd, vcom->wr_bitmap,
+      clib_bitmap_foreach (fd, ldp->wr_bitmap,
         ({
-          sid = vcom_sid_from_fd (fd);
-          if (VCOM_DEBUG > 3)
+          sid = ldp_sid_from_fd (fd);
+          if (LDP_DEBUG > 3)
             clib_warning ("LDP<%d>: writefds: fd %d (0x%x), sid %u (0x%x)",
                           getpid (), fd, fd, sid, sid);
           if (sid == INVALID_SESSION_ID)
-            clib_bitmap_set_no_check (vcom->libc_wr_bitmap, fd, 1);
+            clib_bitmap_set_no_check (ldp->libc_wr_bitmap, fd, 1);
           else
-            clib_bitmap_set_no_check (vcom->sid_wr_bitmap, sid, 1);
+            clib_bitmap_set_no_check (ldp->sid_wr_bitmap, sid, 1);
         }));
       /* *INDENT-ON* */
 
-      sid_bits_set = clib_bitmap_last_set (vcom->sid_wr_bitmap) + 1;
+      sid_bits_set = clib_bitmap_last_set (ldp->sid_wr_bitmap) + 1;
       sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits;
 
-      libc_bits_set = clib_bitmap_last_set (vcom->libc_wr_bitmap) + 1;
+      libc_bits_set = clib_bitmap_last_set (ldp->libc_wr_bitmap) + 1;
       libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits;
 
-      if (VCOM_DEBUG > 3)
+      if (LDP_DEBUG > 3)
 	clib_warning ("LDP<%d>: writefds: sid_bits_set %d, sid_bits %d, "
 		      "libc_bits_set %d, libc_bits %d", getpid (),
 		      sid_bits_set, sid_bits, libc_bits_set, libc_bits);
     }
   if (exceptfds)
     {
-      clib_bitmap_validate (vcom->sid_ex_bitmap, minbits);
-      clib_bitmap_validate (vcom->libc_ex_bitmap, minbits);
-      clib_bitmap_validate (vcom->ex_bitmap, minbits);
-      clib_memcpy (vcom->ex_bitmap, exceptfds,
-		   vec_len (vcom->ex_bitmap) * sizeof (clib_bitmap_t));
+      clib_bitmap_validate (ldp->sid_ex_bitmap, minbits);
+      clib_bitmap_validate (ldp->libc_ex_bitmap, minbits);
+      clib_bitmap_validate (ldp->ex_bitmap, minbits);
+      clib_memcpy (ldp->ex_bitmap, exceptfds,
+		   vec_len (ldp->ex_bitmap) * sizeof (clib_bitmap_t));
       FD_ZERO (exceptfds);
 
       /* *INDENT-OFF* */
-      clib_bitmap_foreach (fd, vcom->ex_bitmap,
+      clib_bitmap_foreach (fd, ldp->ex_bitmap,
         ({
-          sid = vcom_sid_from_fd (fd);
-          if (VCOM_DEBUG > 3)
+          sid = ldp_sid_from_fd (fd);
+          if (LDP_DEBUG > 3)
             clib_warning ("LDP<%d>: exceptfds: fd %d (0x%x), sid %u (0x%x)",
                           getpid (), fd, fd, sid, sid);
           if (sid == INVALID_SESSION_ID)
-            clib_bitmap_set_no_check (vcom->libc_ex_bitmap, fd, 1);
+            clib_bitmap_set_no_check (ldp->libc_ex_bitmap, fd, 1);
           else
-            clib_bitmap_set_no_check (vcom->sid_ex_bitmap, sid, 1);
+            clib_bitmap_set_no_check (ldp->sid_ex_bitmap, sid, 1);
         }));
       /* *INDENT-ON* */
 
-      sid_bits_set = clib_bitmap_last_set (vcom->sid_ex_bitmap) + 1;
+      sid_bits_set = clib_bitmap_last_set (ldp->sid_ex_bitmap) + 1;
       sid_bits = (sid_bits_set > sid_bits) ? sid_bits_set : sid_bits;
 
-      libc_bits_set = clib_bitmap_last_set (vcom->libc_ex_bitmap) + 1;
+      libc_bits_set = clib_bitmap_last_set (ldp->libc_ex_bitmap) + 1;
       libc_bits = (libc_bits_set > libc_bits) ? libc_bits_set : libc_bits;
 
-      if (VCOM_DEBUG > 3)
+      if (LDP_DEBUG > 3)
 	clib_warning ("LDP<%d>: exceptfds: sid_bits_set %d, sid_bits %d, "
 		      "libc_bits_set %d, libc_bits %d", getpid (),
 		      sid_bits_set, sid_bits, libc_bits_set, libc_bits);
@@ -960,27 +960,27 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
     {
       if (sid_bits)
 	{
-	  if (!vcom->select_vcl)
+	  if (!ldp->select_vcl)
 	    {
 	      func_str = "vppcom_select";
 
 	      if (readfds)
-		clib_memcpy (vcom->rd_bitmap, vcom->sid_rd_bitmap,
-			     vec_len (vcom->rd_bitmap) *
+		clib_memcpy (ldp->rd_bitmap, ldp->sid_rd_bitmap,
+			     vec_len (ldp->rd_bitmap) *
 			     sizeof (clib_bitmap_t));
 	      if (writefds)
-		clib_memcpy (vcom->wr_bitmap, vcom->sid_wr_bitmap,
-			     vec_len (vcom->wr_bitmap) *
+		clib_memcpy (ldp->wr_bitmap, ldp->sid_wr_bitmap,
+			     vec_len (ldp->wr_bitmap) *
 			     sizeof (clib_bitmap_t));
 	      if (exceptfds)
-		clib_memcpy (vcom->ex_bitmap, vcom->sid_ex_bitmap,
-			     vec_len (vcom->ex_bitmap) *
+		clib_memcpy (ldp->ex_bitmap, ldp->sid_ex_bitmap,
+			     vec_len (ldp->ex_bitmap) *
 			     sizeof (clib_bitmap_t));
 
 	      rv = vppcom_select (sid_bits,
-				  readfds ? vcom->rd_bitmap : NULL,
-				  writefds ? vcom->wr_bitmap : NULL,
-				  exceptfds ? vcom->ex_bitmap : NULL, 0);
+				  readfds ? ldp->rd_bitmap : NULL,
+				  writefds ? ldp->wr_bitmap : NULL,
+				  exceptfds ? ldp->ex_bitmap : NULL, 0);
 	      if (rv < 0)
 		{
 		  errno = -rv;
@@ -991,9 +991,9 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
 		  if (readfds)
 		    {
                       /* *INDENT-OFF* */
-                      clib_bitmap_foreach (sid, vcom->rd_bitmap,
+                      clib_bitmap_foreach (sid, ldp->rd_bitmap,
                         ({
-                          fd = vcom_fd_from_sid (sid);
+                          fd = ldp_fd_from_sid (sid);
                           if (PREDICT_FALSE (fd < 0))
                             {
                               errno = EBADFD;
@@ -1007,9 +1007,9 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
 		  if (writefds)
 		    {
                       /* *INDENT-OFF* */
-                      clib_bitmap_foreach (sid, vcom->wr_bitmap,
+                      clib_bitmap_foreach (sid, ldp->wr_bitmap,
                         ({
-                          fd = vcom_fd_from_sid (sid);
+                          fd = ldp_fd_from_sid (sid);
                           if (PREDICT_FALSE (fd < 0))
                             {
                               errno = EBADFD;
@@ -1023,9 +1023,9 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
 		  if (exceptfds)
 		    {
                       /* *INDENT-OFF* */
-                      clib_bitmap_foreach (sid, vcom->ex_bitmap,
+                      clib_bitmap_foreach (sid, ldp->ex_bitmap,
                         ({
-                          fd = vcom_fd_from_sid (sid);
+                          fd = ldp_fd_from_sid (sid);
                           if (PREDICT_FALSE (fd < 0))
                             {
                               errno = EBADFD;
@@ -1036,12 +1036,12 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
                         }));
                       /* *INDENT-ON* */
 		    }
-		  vcom->select_vcl = 1;
+		  ldp->select_vcl = 1;
 		  goto done;
 		}
 	    }
 	  else
-	    vcom->select_vcl = 0;
+	    ldp->select_vcl = 0;
 	}
       if (libc_bits)
 	{
@@ -1050,14 +1050,14 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
 	  func_str = "libc_pselect";
 
 	  if (readfds)
-	    clib_memcpy (readfds, vcom->libc_rd_bitmap,
-			 vec_len (vcom->rd_bitmap) * sizeof (clib_bitmap_t));
+	    clib_memcpy (readfds, ldp->libc_rd_bitmap,
+			 vec_len (ldp->rd_bitmap) * sizeof (clib_bitmap_t));
 	  if (writefds)
-	    clib_memcpy (writefds, vcom->libc_wr_bitmap,
-			 vec_len (vcom->wr_bitmap) * sizeof (clib_bitmap_t));
+	    clib_memcpy (writefds, ldp->libc_wr_bitmap,
+			 vec_len (ldp->wr_bitmap) * sizeof (clib_bitmap_t));
 	  if (exceptfds)
-	    clib_memcpy (exceptfds, vcom->libc_ex_bitmap,
-			 vec_len (vcom->ex_bitmap) * sizeof (clib_bitmap_t));
+	    clib_memcpy (exceptfds, ldp->libc_ex_bitmap,
+			 vec_len (ldp->ex_bitmap) * sizeof (clib_bitmap_t));
 	  tspec.tv_sec = tspec.tv_nsec = 0;
 	  rv = libc_pselect (libc_bits,
 			     readfds ? readfds : NULL,
@@ -1067,22 +1067,22 @@ vcom_pselect (int nfds, fd_set * __restrict readfds,
 	    goto done;
 	}
     }
-  while ((time_out == -1) || (clib_time_now (&vcom->clib_time) < time_out));
+  while ((time_out == -1) || (clib_time_now (&ldp->clib_time) < time_out));
   rv = 0;
 
 done:
   /* TBD: set timeout to amount of time left */
-  vec_reset_length (vcom->rd_bitmap);
-  vec_reset_length (vcom->sid_rd_bitmap);
-  vec_reset_length (vcom->libc_rd_bitmap);
-  vec_reset_length (vcom->wr_bitmap);
-  vec_reset_length (vcom->sid_wr_bitmap);
-  vec_reset_length (vcom->libc_wr_bitmap);
-  vec_reset_length (vcom->ex_bitmap);
-  vec_reset_length (vcom->sid_ex_bitmap);
-  vec_reset_length (vcom->libc_ex_bitmap);
-
-  if (VCOM_DEBUG > 3)
+  vec_reset_length (ldp->rd_bitmap);
+  vec_reset_length (ldp->sid_rd_bitmap);
+  vec_reset_length (ldp->libc_rd_bitmap);
+  vec_reset_length (ldp->wr_bitmap);
+  vec_reset_length (ldp->sid_wr_bitmap);
+  vec_reset_length (ldp->libc_wr_bitmap);
+  vec_reset_length (ldp->ex_bitmap);
+  vec_reset_length (ldp->sid_ex_bitmap);
+  vec_reset_length (ldp->libc_ex_bitmap);
+
+  if (LDP_DEBUG > 3)
     {
       if (rv < 0)
 	{
@@ -1111,8 +1111,8 @@ select (int nfds, fd_set * __restrict readfds,
       tspec.tv_sec = timeout->tv_sec;
       tspec.tv_nsec = timeout->tv_usec * 1000;
     }
-  return vcom_pselect (nfds, readfds, writefds, exceptfds,
-		       timeout ? &tspec : NULL, NULL);
+  return ldp_pselect (nfds, readfds, writefds, exceptfds,
+		      timeout ? &tspec : NULL, NULL);
 }
 
 #ifdef __USE_XOPEN2K
@@ -1123,7 +1123,7 @@ pselect (int nfds, fd_set * __restrict readfds,
 	 const struct timespec *__restrict timeout,
 	 const __sigset_t * __restrict sigmask)
 {
-  return vcom_pselect (nfds, readfds, writefds, exceptfds, timeout, 0);
+  return ldp_pselect (nfds, readfds, writefds, exceptfds, timeout, 0);
 }
 #endif
 
@@ -1135,7 +1135,7 @@ socket (int domain, int type, int protocol)
   u8 is_nonblocking = type & SOCK_NONBLOCK ? 1 : 0;
   int sock_type = type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (((domain == AF_INET) || (domain == AF_INET6)) &&
@@ -1147,7 +1147,7 @@ socket (int domain, int type, int protocol)
 
       func_str = "vppcom_session_create";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: : calling %s(): "
 		      "proto %u (%s), is_nonblocking %u",
 		      getpid (), func_str, proto,
@@ -1161,8 +1161,8 @@ socket (int domain, int type, int protocol)
 	}
       else
 	{
-	  func_str = "vcom_fd_from_sid";
-	  rv = vcom_fd_from_sid (sid);
+	  func_str = "ldp_fd_from_sid";
+	  rv = ldp_fd_from_sid (sid);
 	  if (rv < 0)
 	    {
 	      (void) vppcom_session_close (sid);
@@ -1175,13 +1175,13 @@ socket (int domain, int type, int protocol)
     {
       func_str = "libc_socket";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: : calling %s()", getpid (), func_str);
 
       rv = libc_socket (domain, type, protocol);
     }
 
-  if (VCOM_DEBUG > 0)
+  if (LDP_DEBUG > 0)
     {
       if (rv < 0)
 	{
@@ -1212,7 +1212,7 @@ socketpair (int domain, int type, int protocol, int fds[2])
   int rv;
   int sock_type = type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (((domain == AF_INET) || (domain == AF_INET6)) &&
@@ -1228,13 +1228,13 @@ socketpair (int domain, int type, int protocol, int fds[2])
     {
       func_str = "libc_socket";
 
-      if (VCOM_DEBUG > 1)
+      if (LDP_DEBUG > 1)
 	clib_warning ("LDP<%d>: : calling %s()", getpid (), func_str);
 
       rv = libc_socket (domain, type, protocol);
     }
 
-  if (VCOM_DEBUG > 1)
+  if (LDP_DEBUG > 1)
     {
       if (rv < 0)
 	{
@@ -1256,9 +1256,9 @@ bind (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
 {
   int rv;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -1307,7 +1307,7 @@ bind (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
 	  rv = -1;
 	  goto done;
 	}
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
 		      "addr %p, len %u",
 		      getpid (), fd, fd, func_str, sid, sid, addr, len);
@@ -1323,7 +1323,7 @@ bind (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
     {
       func_str = "libc_bind";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "addr %p, len %u",
 		      getpid (), fd, fd, func_str, addr, len);
@@ -1332,7 +1332,7 @@ bind (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
     }
 
 done:
-  if (VCOM_DEBUG > 0)
+  if (LDP_DEBUG > 0)
     {
       if (rv < 0)
 	{
@@ -1351,13 +1351,13 @@ done:
 }
 
 static inline int
-vcom_copy_ep_to_sockaddr (__SOCKADDR_ARG addr, socklen_t * __restrict len,
-			  vppcom_endpt_t * ep)
+ldp_copy_ep_to_sockaddr (__SOCKADDR_ARG addr, socklen_t * __restrict len,
+			 vppcom_endpt_t * ep)
 {
   int rv = 0;
   int sa_len, copy_len;
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (addr && len && ep)
@@ -1401,9 +1401,9 @@ getsockname (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
 {
   int rv;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -1415,7 +1415,7 @@ getsockname (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
       ep.ip = addr_buf;
       func_str = "vppcom_session_attr[GET_LCL_ADDR]";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
 		      "addr %p, len %u",
 		      getpid (), fd, fd, func_str, sid, sid, addr, len);
@@ -1428,7 +1428,7 @@ getsockname (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
 	}
       else
 	{
-	  rv = vcom_copy_ep_to_sockaddr (addr, len, &ep);
+	  rv = ldp_copy_ep_to_sockaddr (addr, len, &ep);
 	  if (rv != VPPCOM_OK)
 	    {
 	      errno = -rv;
@@ -1440,7 +1440,7 @@ getsockname (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
     {
       func_str = "libc_getsockname";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "addr %p, len %u",
 		      getpid (), fd, fd, func_str, addr, len);
@@ -1448,7 +1448,7 @@ getsockname (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
       rv = libc_getsockname (fd, addr, len);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (rv < 0)
 	{
@@ -1471,9 +1471,9 @@ connect (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
 {
   int rv;
   const char *func_str = __func__;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (!addr)
@@ -1531,7 +1531,7 @@ connect (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
 	  rv = -1;
 	  goto done;
 	}
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x) "
 		      "addr %p len %u",
 		      getpid (), fd, fd, func_str, sid, sid, addr, len);
@@ -1547,7 +1547,7 @@ connect (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
     {
       func_str = "libc_connect";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "addr %p, len %u",
 		      getpid (), fd, fd, func_str, addr, len);
@@ -1556,7 +1556,7 @@ connect (int fd, __CONST_SOCKADDR_ARG addr, socklen_t len)
     }
 
 done:
-  if (VCOM_DEBUG > 0)
+  if (LDP_DEBUG > 0)
     {
       if (rv < 0)
 	{
@@ -1579,9 +1579,9 @@ getpeername (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
 {
   int rv;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -1593,7 +1593,7 @@ getpeername (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
       ep.ip = addr_buf;
       func_str = "vppcom_session_attr[GET_PEER_ADDR]";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
 		      "addr %p, len %u",
 		      getpid (), fd, fd, func_str, sid, sid, addr, len);
@@ -1606,7 +1606,7 @@ getpeername (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
 	}
       else
 	{
-	  rv = vcom_copy_ep_to_sockaddr (addr, len, &ep);
+	  rv = ldp_copy_ep_to_sockaddr (addr, len, &ep);
 	  if (rv != VPPCOM_OK)
 	    {
 	      errno = -rv;
@@ -1618,7 +1618,7 @@ getpeername (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
     {
       func_str = "libc_getpeername";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "addr %p, len %u",
 		      getpid (), fd, fd, func_str, addr, len);
@@ -1626,7 +1626,7 @@ getpeername (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict len)
       rv = libc_getpeername (fd, addr, len);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (rv < 0)
 	{
@@ -1649,9 +1649,9 @@ send (int fd, const void *buf, size_t n, int flags)
 {
   ssize_t size;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -1659,7 +1659,7 @@ send (int fd, const void *buf, size_t n, int flags)
 
       func_str = "vppcom_session_sendto";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
 		      "buf %p, n %u, flags 0x%x",
 		      getpid (), fd, fd, func_str, sid, sid, buf, n, flags);
@@ -1675,7 +1675,7 @@ send (int fd, const void *buf, size_t n, int flags)
     {
       func_str = "libc_send";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "buf %p, n %u, flags 0x%x",
 		      getpid (), fd, fd, func_str, buf, n, flags);
@@ -1683,7 +1683,7 @@ send (int fd, const void *buf, size_t n, int flags)
       size = libc_send (fd, buf, n, flags);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -1706,9 +1706,9 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
 {
   ssize_t size = 0;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (out_fd);
+  u32 sid = ldp_sid_from_fd (out_fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -1732,7 +1732,7 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
 			out_fd, out_fd, func_str, sid, sid, rv,
 			vppcom_retval_str (rv));
 
-	  vec_reset_length (vcom->io_buffer);
+	  vec_reset_length (ldp->io_buffer);
 	  errno = -rv;
 	  size = -1;
 	  goto done;
@@ -1768,14 +1768,14 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
 		("LDP<%d>: ERROR: fd %d (0x%x): %s(): sid %u (0x%x), "
 		 "returned %d (%s)!", getpid (), out_fd, out_fd, func_str,
 		 sid, sid, size, vppcom_retval_str (size));
-	      vec_reset_length (vcom->io_buffer);
+	      vec_reset_length (ldp->io_buffer);
 	      errno = -size;
 	      size = -1;
 	      goto done;
 	    }
 
 	  bytes_to_read = size;
-	  if (VCOM_DEBUG > 2)
+	  if (LDP_DEBUG > 2)
 	    clib_warning
 	      ("LDP<%d>: fd %d (0x%x): called %s(): sid %u (0x%x), "
 	       "results %ld, n_bytes_left %lu, bytes_to_read %lu", getpid (),
@@ -1788,7 +1788,7 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
 		{
 		  if (!results)
 		    {
-		      if (VCOM_DEBUG > 2)
+		      if (LDP_DEBUG > 2)
 			clib_warning ("LDP<%d>: fd %d (0x%x): sid %u (0x%x): "
 				      "EAGAIN",
 				      getpid (), out_fd, out_fd, sid, sid);
@@ -1800,8 +1800,8 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
 		continue;
 	    }
 	  bytes_to_read = clib_min (n_bytes_left, bytes_to_read);
-	  vec_validate (vcom->io_buffer, bytes_to_read);
-	  nbytes = libc_read (in_fd, vcom->io_buffer, bytes_to_read);
+	  vec_validate (ldp->io_buffer, bytes_to_read);
+	  nbytes = libc_read (in_fd, ldp->io_buffer, bytes_to_read);
 	  if (nbytes < 0)
 	    {
 	      func_str = "libc_read";
@@ -1809,27 +1809,27 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
 	      clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): in_fd (%d), "
 			    "io_buffer %p, bytes_to_read %lu, rv %d, "
 			    "errno %d", getpid (), out_fd, out_fd, func_str,
-			    in_fd, vcom->io_buffer, bytes_to_read, nbytes,
+			    in_fd, ldp->io_buffer, bytes_to_read, nbytes,
 			    errno_val);
 	      errno = errno_val;
 
 	      if (results == 0)
 		{
-		  vec_reset_length (vcom->io_buffer);
+		  vec_reset_length (ldp->io_buffer);
 		  size = -1;
 		  goto done;
 		}
 	      goto update_offset;
 	    }
 	  func_str = "vppcom_session_write";
-	  if (VCOM_DEBUG > 2)
+	  if (LDP_DEBUG > 2)
 	    clib_warning
 	      ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), "
 	       "buf %p, nbytes %u: results %d, n_bytes_left %d", getpid (),
-	       out_fd, out_fd, func_str, sid, sid, vcom->io_buffer, nbytes,
+	       out_fd, out_fd, func_str, sid, sid, ldp->io_buffer, nbytes,
 	       results, n_bytes_left);
 
-	  size = vppcom_session_write (sid, vcom->io_buffer, nbytes);
+	  size = vppcom_session_write (sid, ldp->io_buffer, nbytes);
 	  if (size < 0)
 	    {
 	      if (size == VPPCOM_EAGAIN)
@@ -1838,7 +1838,7 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
 		    {
 		      if (!results)
 			{
-			  if (VCOM_DEBUG > 2)
+			  if (LDP_DEBUG > 2)
 			    clib_warning
 			      ("LDP<%d>: fd %d (0x%x): sid %u (0x%x): "
 			       "EAGAIN", getpid (), out_fd, out_fd, sid, sid);
@@ -1855,12 +1855,12 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
 				"sid %u, io_buffer %p, nbytes %u "
 				"returned %d (%s)",
 				getpid (), out_fd, out_fd, func_str,
-				sid, vcom->io_buffer, nbytes,
+				sid, ldp->io_buffer, nbytes,
 				size, vppcom_retval_str (size));
 		}
 	      if (results == 0)
 		{
-		  vec_reset_length (vcom->io_buffer);
+		  vec_reset_length (ldp->io_buffer);
 		  errno = -size;
 		  size = -1;
 		  goto done;
@@ -1875,7 +1875,7 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
       while (n_bytes_left > 0);
 
     update_offset:
-      vec_reset_length (vcom->io_buffer);
+      vec_reset_length (ldp->io_buffer);
       if (offset)
 	{
 	  off_t off = lseek (in_fd, *offset, SEEK_SET);
@@ -1907,7 +1907,7 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
     {
       func_str = "libc_send";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "in_fd %d, offset %p, len %u",
 		      getpid (), out_fd, out_fd, func_str,
@@ -1917,7 +1917,7 @@ sendfile (int out_fd, int in_fd, off_t * offset, size_t len)
     }
 
 done:
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -1946,16 +1946,16 @@ recv (int fd, void *buf, size_t n, int flags)
 {
   ssize_t size;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
     {
       func_str = "vppcom_session_recvfrom";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "sid %u (0x%x), buf %p, n %u, flags 0x%x", getpid (),
 		      fd, fd, func_str, sid, sid, buf, n, flags);
@@ -1971,7 +1971,7 @@ recv (int fd, void *buf, size_t n, int flags)
     {
       func_str = "libc_recv";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "buf %p, n %u, flags 0x%x", getpid (),
 		      fd, fd, func_str, buf, n, flags);
@@ -1979,7 +1979,7 @@ recv (int fd, void *buf, size_t n, int flags)
       size = libc_recv (fd, buf, n, flags);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -2003,9 +2003,9 @@ sendto (int fd, const void *buf, size_t n, int flags,
 {
   ssize_t size;
   const char *func_str = __func__;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2043,7 +2043,7 @@ sendto (int fd, const void *buf, size_t n, int flags,
 
       func_str = "vppcom_session_sendto";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "sid %u (0x%x), buf %p, n %u, flags 0x%x, ep %p",
 		      getpid (), fd, fd, func_str, sid, sid, buf, n,
@@ -2060,7 +2060,7 @@ sendto (int fd, const void *buf, size_t n, int flags,
     {
       func_str = "libc_sendto";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "buf %p, n %u, flags 0x%x, addr %p, addr_len %d",
 		      getpid (), fd, fd, func_str, buf, n, flags,
@@ -2070,7 +2070,7 @@ sendto (int fd, const void *buf, size_t n, int flags,
     }
 
 done:
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -2094,9 +2094,9 @@ recvfrom (int fd, void *__restrict buf, size_t n, int flags,
 {
   ssize_t size;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2106,7 +2106,7 @@ recvfrom (int fd, void *__restrict buf, size_t n, int flags,
 
       func_str = "vppcom_session_recvfrom";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "sid %u (0x%x), buf %p, n %u, flags 0x%x, ep %p",
 		      getpid (), fd, fd, func_str, sid, sid, buf, n,
@@ -2117,7 +2117,7 @@ recvfrom (int fd, void *__restrict buf, size_t n, int flags,
 	  size = vppcom_session_recvfrom (sid, buf, n, flags, &ep);
 
 	  if (size > 0)
-	    size = vcom_copy_ep_to_sockaddr (addr, addr_len, &ep);
+	    size = ldp_copy_ep_to_sockaddr (addr, addr_len, &ep);
 	}
       else
 	size = vppcom_session_recvfrom (sid, buf, n, flags, NULL);
@@ -2132,7 +2132,7 @@ recvfrom (int fd, void *__restrict buf, size_t n, int flags,
     {
       func_str = "libc_recvfrom";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "buf %p, n %u, flags 0x%x, addr %p, addr_len %d",
 		      getpid (), fd, fd, func_str, buf, n, flags,
@@ -2141,7 +2141,7 @@ recvfrom (int fd, void *__restrict buf, size_t n, int flags,
       size = libc_recvfrom (fd, buf, n, flags, addr, addr_len);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -2164,9 +2164,9 @@ sendmsg (int fd, const struct msghdr * message, int flags)
 {
   ssize_t size;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2181,7 +2181,7 @@ sendmsg (int fd, const struct msghdr * message, int flags)
     {
       func_str = "libc_sendmsg";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "message %p, flags 0x%x",
 		      getpid (), fd, fd, func_str, message, flags);
@@ -2189,7 +2189,7 @@ sendmsg (int fd, const struct msghdr * message, int flags)
       size = libc_sendmsg (fd, message, flags);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -2213,9 +2213,9 @@ sendmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags)
 {
   ssize_t size;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2228,7 +2228,7 @@ sendmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags)
     {
       func_str = "libc_sendmmsg";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "vmessages %p, vlen %u, flags 0x%x",
 		      getpid (), fd, fd, func_str, vmessages, vlen, flags);
@@ -2236,7 +2236,7 @@ sendmmsg (int fd, struct mmsghdr *vmessages, unsigned int vlen, int flags)
       size = libc_sendmmsg (fd, vmessages, vlen, flags);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -2260,9 +2260,9 @@ recvmsg (int fd, struct msghdr * message, int flags)
 {
   ssize_t size;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2277,7 +2277,7 @@ recvmsg (int fd, struct msghdr * message, int flags)
     {
       func_str = "libc_recvmsg";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "message %p, flags 0x%x",
 		      getpid (), fd, fd, func_str, message, flags);
@@ -2285,7 +2285,7 @@ recvmsg (int fd, struct msghdr * message, int flags)
       size = libc_recvmsg (fd, message, flags);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -2310,9 +2310,9 @@ recvmmsg (int fd, struct mmsghdr *vmessages,
 {
   ssize_t size;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2325,7 +2325,7 @@ recvmmsg (int fd, struct mmsghdr *vmessages,
     {
       func_str = "libc_recvmmsg";
 
-      if (VCOM_DEBUG > 2)
+      if (LDP_DEBUG > 2)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 		      "vmessages %p, vlen %u, flags 0x%x, tmo %p",
 		      getpid (), fd, fd, func_str, vmessages, vlen,
@@ -2334,7 +2334,7 @@ recvmmsg (int fd, struct mmsghdr *vmessages,
       size = libc_recvmmsg (fd, vmessages, vlen, flags, tmo);
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     {
       if (size < 0)
 	{
@@ -2359,10 +2359,10 @@ getsockopt (int fd, int level, int optname,
 {
   int rv;
   const char *func_str = __func__;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
   u32 buflen = optlen ? (u32) * optlen : 0;
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2376,7 +2376,7 @@ getsockopt (int fd, int level, int optname,
 	    {
 	    case TCP_NODELAY:
 	      func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_NODELAY]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2385,7 +2385,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case TCP_MAXSEG:
 	      func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_USER_MSS]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2394,7 +2394,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case TCP_KEEPIDLE:
 	      func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_KEEPIDLE]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2403,7 +2403,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case TCP_KEEPINTVL:
 	      func_str = "vppcom_session_attr[SOL_TCP,GET_TCP_KEEPINTVL]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x), SOL_TCP",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2413,7 +2413,7 @@ getsockopt (int fd, int level, int optname,
 	    case TCP_INFO:
 	      if (optval && optlen && (*optlen == sizeof (struct tcp_info)))
 		{
-		  if (VCOM_DEBUG > 1)
+		  if (LDP_DEBUG > 1)
 		    clib_warning ("LDP<%d>: fd %d (0x%x): sid %u (0x%x), "
 				  "SOL_TCP, TCP_INFO, optval %p, "
 				  "optlen %d: #LDP-NOP#",
@@ -2426,7 +2426,7 @@ getsockopt (int fd, int level, int optname,
 		rv = -EFAULT;
 	      break;
 	    default:
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
 			      "sid %u (0x%x), SOL_TCP, "
 			      "optname %d unsupported!",
@@ -2439,7 +2439,7 @@ getsockopt (int fd, int level, int optname,
 	    {
 	    case IPV6_V6ONLY:
 	      func_str = "vppcom_session_attr[SOL_IPV6,GET_V6ONLY]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2447,7 +2447,7 @@ getsockopt (int fd, int level, int optname,
 					optval, optlen);
 	      break;
 	    default:
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
 			      "sid %u (0x%x), SOL_IPV6, "
 			      "optname %d unsupported!",
@@ -2460,7 +2460,7 @@ getsockopt (int fd, int level, int optname,
 	    {
 	    case SO_ACCEPTCONN:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,GET_ACCEPTCONN]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2469,7 +2469,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_KEEPALIVE:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,GET_KEEPALIVE]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2478,7 +2478,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_PROTOCOL:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,GET_PROTOCOL]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2488,7 +2488,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_SNDBUF:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,GET_TX_FIFO_LEN]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x), optlen %d",
 			      getpid (), fd, fd, func_str, sid, sid, buflen);
@@ -2497,7 +2497,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_RCVBUF:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,GET_RX_FIFO_LEN]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x), optlen %d",
 			      getpid (), fd, fd, func_str, sid, sid, buflen);
@@ -2506,7 +2506,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_REUSEADDR:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,GET_REUSEADDR]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2515,7 +2515,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_BROADCAST:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,GET_BROADCAST]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2524,7 +2524,7 @@ getsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_ERROR:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,GET_ERROR]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2532,7 +2532,7 @@ getsockopt (int fd, int level, int optname,
 					optval, optlen);
 	      break;
 	    default:
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
 			      "sid %u (0x%x), SOL_SOCKET, "
 			      "optname %d unsupported!",
@@ -2554,7 +2554,7 @@ getsockopt (int fd, int level, int optname,
     {
       func_str = "libc_getsockopt";
 
-      if (VCOM_DEBUG > 1)
+      if (LDP_DEBUG > 1)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): level %d, "
 		      "optname %d, optval %p, optlen %d",
 		      getpid (), fd, fd, func_str, level, optname,
@@ -2563,7 +2563,7 @@ getsockopt (int fd, int level, int optname,
       rv = libc_getsockopt (fd, level, optname, optval, optlen);
     }
 
-  if (VCOM_DEBUG > 1)
+  if (LDP_DEBUG > 1)
     {
       if (rv < 0)
 	{
@@ -2587,9 +2587,9 @@ setsockopt (int fd, int level, int optname,
 {
   int rv;
   const char *func_str = __func__;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2603,7 +2603,7 @@ setsockopt (int fd, int level, int optname,
 	    {
 	    case TCP_NODELAY:
 	      func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_NODELAY]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2612,7 +2612,7 @@ setsockopt (int fd, int level, int optname,
 	      break;
 	    case TCP_MAXSEG:
 	      func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_USER_MSS]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2621,7 +2621,7 @@ setsockopt (int fd, int level, int optname,
 	      break;
 	    case TCP_KEEPIDLE:
 	      func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_KEEPIDLE]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2630,7 +2630,7 @@ setsockopt (int fd, int level, int optname,
 	      break;
 	    case TCP_KEEPINTVL:
 	      func_str = "vppcom_session_attr[SOL_TCP,SET_TCP_KEEPINTVL]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x), SOL_TCP",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2638,7 +2638,7 @@ setsockopt (int fd, int level, int optname,
 					(void *) optval, &optlen);
 	      break;
 	    default:
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
 			      "sid %u (0x%x), SOL_TCP, "
 			      "optname %d unsupported!",
@@ -2651,7 +2651,7 @@ setsockopt (int fd, int level, int optname,
 	    {
 	    case IPV6_V6ONLY:
 	      func_str = "vppcom_session_attr[SOL_IPV6,SET_V6ONLY]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2659,7 +2659,7 @@ setsockopt (int fd, int level, int optname,
 					(void *) optval, &optlen);
 	      break;
 	    default:
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
 			      "sid %u (0x%x), SOL_IPV6, "
 			      "optname %d unsupported!",
@@ -2672,7 +2672,7 @@ setsockopt (int fd, int level, int optname,
 	    {
 	    case SO_KEEPALIVE:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,SET_KEEPALIVE]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2681,7 +2681,7 @@ setsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_REUSEADDR:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,SET_REUSEADDR]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2690,7 +2690,7 @@ setsockopt (int fd, int level, int optname,
 	      break;
 	    case SO_BROADCAST:
 	      func_str = "vppcom_session_attr[SOL_SOCKET,SET_BROADCAST]";
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): "
 			      "sid %u (0x%x)",
 			      getpid (), fd, fd, func_str, sid, sid);
@@ -2698,7 +2698,7 @@ setsockopt (int fd, int level, int optname,
 					(void *) optval, &optlen);
 	      break;
 	    default:
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: ERROR: fd %d (0x%x): %s(): "
 			      "sid %u (0x%x), SOL_SOCKET, "
 			      "optname %d unsupported!",
@@ -2720,7 +2720,7 @@ setsockopt (int fd, int level, int optname,
     {
       func_str = "libc_setsockopt";
 
-      if (VCOM_DEBUG > 1)
+      if (LDP_DEBUG > 1)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): level %d, "
 		      "optname %d, optval %p, optlen %d",
 		      getpid (), fd, fd, func_str, level, optname,
@@ -2729,7 +2729,7 @@ setsockopt (int fd, int level, int optname,
       rv = libc_setsockopt (fd, level, optname, optval, optlen);
     }
 
-  if (VCOM_DEBUG > 1)
+  if (LDP_DEBUG > 1)
     {
       if (rv < 0)
 	{
@@ -2752,16 +2752,16 @@ listen (int fd, int n)
 {
   int rv;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
     {
       func_str = "vppcom_session_listen";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning
 	  ("LDP<%d>: fd %d (0x%x): calling %s(): sid %u (0x%x), n %d",
 	   getpid (), fd, fd, func_str, sid, sid, n);
@@ -2777,14 +2777,14 @@ listen (int fd, int n)
     {
       func_str = "libc_listen";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): n %d",
 		      getpid (), fd, fd, func_str, n);
 
       rv = libc_listen (fd, n);
     }
 
-  if (VCOM_DEBUG > 0)
+  if (LDP_DEBUG > 0)
     {
       if (rv < 0)
 	{
@@ -2803,15 +2803,15 @@ listen (int fd, int n)
 }
 
 static inline int
-vcom_accept4 (int listen_fd, __SOCKADDR_ARG addr,
-	      socklen_t * __restrict addr_len, int flags)
+ldp_accept4 (int listen_fd, __SOCKADDR_ARG addr,
+	     socklen_t * __restrict addr_len, int flags)
 {
   int rv;
   const char *func_str;
-  u32 listen_sid = vcom_sid_from_fd (listen_fd);
+  u32 listen_sid = ldp_sid_from_fd (listen_fd);
   int accept_sid;
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (listen_sid != INVALID_SESSION_ID)
@@ -2823,7 +2823,7 @@ vcom_accept4 (int listen_fd, __SOCKADDR_ARG addr,
 
       func_str = "vppcom_session_accept";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): "
 		      "listen sid %u (0x%x), ep %p, flags 0x%x",
 		      getpid (), listen_fd, listen_fd, func_str,
@@ -2837,7 +2837,7 @@ vcom_accept4 (int listen_fd, __SOCKADDR_ARG addr,
 	}
       else
 	{
-	  rv = vcom_copy_ep_to_sockaddr (addr, addr_len, &ep);
+	  rv = ldp_copy_ep_to_sockaddr (addr, addr_len, &ep);
 	  if (rv != VPPCOM_OK)
 	    {
 	      (void) vppcom_session_close ((u32) accept_sid);
@@ -2846,13 +2846,13 @@ vcom_accept4 (int listen_fd, __SOCKADDR_ARG addr,
 	    }
 	  else
 	    {
-	      func_str = "vcom_fd_from_sid";
-	      if (VCOM_DEBUG > 0)
+	      func_str = "ldp_fd_from_sid";
+	      if (LDP_DEBUG > 0)
 		clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): "
 			      "accept sid %u (0x%x), ep %p, flags 0x%x",
 			      getpid (), listen_fd, listen_fd,
 			      func_str, accept_sid, accept_sid, ep, flags);
-	      rv = vcom_fd_from_sid ((u32) accept_sid);
+	      rv = ldp_fd_from_sid ((u32) accept_sid);
 	      if (rv < 0)
 		{
 		  (void) vppcom_session_close ((u32) accept_sid);
@@ -2866,7 +2866,7 @@ vcom_accept4 (int listen_fd, __SOCKADDR_ARG addr,
     {
       func_str = "libc_accept4";
 
-      if (VCOM_DEBUG > 0)
+      if (LDP_DEBUG > 0)
 	clib_warning ("LDP<%d>: listen fd %d (0x%x): calling %s(): "
 		      "addr %p, addr_len %p, flags 0x%x",
 		      getpid (), listen_fd, listen_fd, func_str,
@@ -2875,7 +2875,7 @@ vcom_accept4 (int listen_fd, __SOCKADDR_ARG addr,
       rv = libc_accept4 (listen_fd, addr, addr_len, flags);
     }
 
-  if (VCOM_DEBUG > 0)
+  if (LDP_DEBUG > 0)
     {
       if (rv < 0)
 	{
@@ -2897,13 +2897,13 @@ int
 accept4 (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict addr_len,
 	 int flags)
 {
-  return vcom_accept4 (fd, addr, addr_len, flags);
+  return ldp_accept4 (fd, addr, addr_len, flags);
 }
 
 int
 accept (int fd, __SOCKADDR_ARG addr, socklen_t * __restrict addr_len)
 {
-  return vcom_accept4 (fd, addr, addr_len, 0);
+  return ldp_accept4 (fd, addr, addr_len, 0);
 }
 
 int
@@ -2911,9 +2911,9 @@ shutdown (int fd, int how)
 {
   int rv;
   const char *func_str;
-  u32 sid = vcom_sid_from_fd (fd);
+  u32 sid = ldp_sid_from_fd (fd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (sid != INVALID_SESSION_ID)
@@ -2928,14 +2928,14 @@ shutdown (int fd, int how)
     {
       func_str = "libc_shutdown";
 
-      if (VCOM_DEBUG > 1)
+      if (LDP_DEBUG > 1)
 	clib_warning ("LDP<%d>: fd %d (0x%x): calling %s(): how %d",
 		      getpid (), fd, fd, func_str, how);
 
       rv = libc_shutdown (fd, how);
     }
 
-  if (VCOM_DEBUG > 1)
+  if (LDP_DEBUG > 1)
     {
       if (rv < 0)
 	{
@@ -2959,12 +2959,12 @@ epoll_create1 (int flags)
   const char *func_str;
   int rv;
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   func_str = "vppcom_epoll_create";
 
-  if (VCOM_DEBUG > 1)
+  if (LDP_DEBUG > 1)
     clib_warning ("LDP<%d>: calling %s()", getpid (), func_str);
 
   rv = vppcom_epoll_create ();
@@ -2975,9 +2975,9 @@ epoll_create1 (int flags)
       rv = -1;
     }
   else
-    rv = vcom_fd_from_sid ((u32) rv);
+    rv = ldp_fd_from_sid ((u32) rv);
 
-  if (VCOM_DEBUG > 1)
+  if (LDP_DEBUG > 1)
     {
       if (rv < 0)
 	{
@@ -3005,20 +3005,20 @@ epoll_ctl (int epfd, int op, int fd, struct epoll_event *event)
 {
   int rv;
   const char *func_str;
-  u32 vep_idx = vcom_sid_from_fd (epfd);
+  u32 vep_idx = ldp_sid_from_fd (epfd);
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (vep_idx != INVALID_SESSION_ID)
     {
-      u32 sid = vcom_sid_from_fd (fd);
+      u32 sid = ldp_sid_from_fd (fd);
 
       if (sid != INVALID_SESSION_ID)
 	{
 	  func_str = "vppcom_epoll_create";
 
-	  if (VCOM_DEBUG > 1)
+	  if (LDP_DEBUG > 1)
 	    clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): "
 			  "vep_idx %d (0x%x), op %d, sid %u (0x%x), event %p",
 			  getpid (), epfd, epfd, func_str, vep_idx, vep_idx,
@@ -3043,7 +3043,7 @@ epoll_ctl (int epfd, int op, int fd, struct epoll_event *event)
 	    {
 	      func_str = "libc_epoll_create1";
 
-	      if (VCOM_DEBUG > 1)
+	      if (LDP_DEBUG > 1)
 		clib_warning ("LDP<%d>: calling %s(): EPOLL_CLOEXEC",
 			      getpid (), func_str);
 
@@ -3078,7 +3078,7 @@ epoll_ctl (int epfd, int op, int fd, struct epoll_event *event)
     {
       func_str = "libc_epoll_ctl";
 
-      if (VCOM_DEBUG > 1)
+      if (LDP_DEBUG > 1)
 	clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): "
 		      "op %d, fd %d (0x%x), event %p",
 		      getpid (), epfd, epfd, func_str, op, fd, fd, event);
@@ -3087,7 +3087,7 @@ epoll_ctl (int epfd, int op, int fd, struct epoll_event *event)
     }
 
 done:
-  if (VCOM_DEBUG > 1)
+  if (LDP_DEBUG > 1)
     {
       if (rv < 0)
 	{
@@ -3106,17 +3106,17 @@ done:
 }
 
 static inline int
-vcom_epoll_pwait (int epfd, struct epoll_event *events,
-		  int maxevents, int timeout, const sigset_t * sigmask)
+ldp_epoll_pwait (int epfd, struct epoll_event *events,
+		 int maxevents, int timeout, const sigset_t * sigmask)
 {
   const char *func_str;
   int rv = 0;
   double time_to_wait = (double) 0;
   double time_out, now = 0;
-  u32 vep_idx = vcom_sid_from_fd (epfd);
+  u32 vep_idx = ldp_sid_from_fd (epfd);
   int libc_epfd;
 
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   if (PREDICT_FALSE (!events || (timeout < -1)))
@@ -3134,7 +3134,7 @@ vcom_epoll_pwait (int epfd, struct epoll_event *events,
     }
 
   time_to_wait = ((timeout >= 0) ? (double) timeout / (double) 1000 : 0);
-  time_out = clib_time_now (&vcom->clib_time) + time_to_wait;
+  time_out = clib_time_now (&ldp->clib_time) + time_to_wait;
 
   func_str = "vppcom_session_attr[GET_LIBC_EPFD]";
   libc_epfd = vppcom_session_attr (vep_idx, VPPCOM_ATTR_GET_LIBC_EPFD, 0, 0);
@@ -3145,7 +3145,7 @@ vcom_epoll_pwait (int epfd, struct epoll_event *events,
       goto done;
     }
 
-  if (VCOM_DEBUG > 2)
+  if (LDP_DEBUG > 2)
     clib_warning ("LDP<%d>: epfd %d (0x%x): vep_idx %d (0x%x), "
 		  "libc_epfd %d (0x%x), events %p, maxevents %d, "
 		  "timeout %d, sigmask %p", getpid (), epfd, epfd,
@@ -3153,11 +3153,11 @@ vcom_epoll_pwait (int epfd, struct epoll_event *events,
 		  maxevents, timeout, sigmask);
   do
     {
-      if (!vcom->epoll_wait_vcl)
+      if (!ldp->epoll_wait_vcl)
 	{
 	  func_str = "vppcom_epoll_wait";
 
-	  if (VCOM_DEBUG > 3)
+	  if (LDP_DEBUG > 3)
 	    clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): "
 			  "vep_idx %d (0x%x), events %p, maxevents %d",
 			  getpid (), epfd, epfd, func_str,
@@ -3166,7 +3166,7 @@ vcom_epoll_pwait (int epfd, struct epoll_event *events,
 	  rv = vppcom_epoll_wait (vep_idx, events, maxevents, 0);
 	  if (rv > 0)
 	    {
-	      vcom->epoll_wait_vcl = 1;
+	      ldp->epoll_wait_vcl = 1;
 	      goto done;
 	    }
 	  else if (rv < 0)
@@ -3177,13 +3177,13 @@ vcom_epoll_pwait (int epfd, struct epoll_event *events,
 	    }
 	}
       else
-	vcom->epoll_wait_vcl = 0;
+	ldp->epoll_wait_vcl = 0;
 
       if (libc_epfd > 0)
 	{
 	  func_str = "libc_epoll_pwait";
 
-	  if (VCOM_DEBUG > 3)
+	  if (LDP_DEBUG > 3)
 	    clib_warning ("LDP<%d>: epfd %d (0x%x): calling %s(): "
 			  "libc_epfd %d (0x%x), events %p, "
 			  "maxevents %d, sigmask %p",
@@ -3196,12 +3196,12 @@ vcom_epoll_pwait (int epfd, struct epoll_event *events,
 	}
 
       if (timeout != -1)
-	now = clib_time_now (&vcom->clib_time);
+	now = clib_time_now (&ldp->clib_time);
     }
   while (now < time_out);
 
 done:
-  if (VCOM_DEBUG > 3)
+  if (LDP_DEBUG > 3)
     {
       if (libc_epfd > 0)
 	epfd = libc_epfd;
@@ -3225,13 +3225,13 @@ int
 epoll_pwait (int epfd, struct epoll_event *events,
 	     int maxevents, int timeout, const sigset_t * sigmask)
 {
-  return vcom_epoll_pwait (epfd, events, maxevents, timeout, sigmask);
+  return ldp_epoll_pwait (epfd, events, maxevents, timeout, sigmask);
 }
 
 int
 epoll_wait (int epfd, struct epoll_event *events, int maxevents, int timeout)
 {
-  return vcom_epoll_pwait (epfd, events, maxevents, timeout, NULL);
+  return ldp_epoll_pwait (epfd, events, maxevents, timeout, NULL);
 }
 
 int
@@ -3243,7 +3243,7 @@ poll (struct pollfd *fds, nfds_t nfds, int timeout)
   vcl_poll_t *vp;
   double wait_for_time;
 
-  if (VCOM_DEBUG > 3)
+  if (LDP_DEBUG > 3)
     clib_warning ("LDP<%d>: fds %p, nfds %d, timeout %d",
 		  getpid (), fds, nfds, timeout);
 
@@ -3257,16 +3257,16 @@ poll (struct pollfd *fds, nfds_t nfds, int timeout)
     {
       if (fds[i].fd >= 0)
 	{
-	  if (VCOM_DEBUG > 3)
+	  if (LDP_DEBUG > 3)
 	    clib_warning ("LDP<%d>: fds[%d].fd %d (0x%0x), .events = 0x%x, "
 			  ".revents = 0x%x", getpid (), i, fds[i].fd,
 			  fds[i].fd, fds[i].events, fds[i].revents);
 
-	  sid = vcom_sid_from_fd (fds[i].fd);
+	  sid = ldp_sid_from_fd (fds[i].fd);
 	  if (sid != INVALID_SESSION_ID)
 	    {
 	      fds[i].fd = -fds[i].fd;
-	      vec_add2 (vcom->vcl_poll, vp, 1);
+	      vec_add2 (ldp->vcl_poll, vp, 1);
 	      vp->fds_ndx = i;
 	      vp->sid = sid;
 	      vp->events = fds[i].events;
@@ -3286,19 +3286,19 @@ poll (struct pollfd *fds, nfds_t nfds, int timeout)
   n_revents = 0;
   do
     {
-      if (vec_len (vcom->vcl_poll))
+      if (vec_len (ldp->vcl_poll))
 	{
 	  func_str = "vppcom_poll";
 
-	  if (VCOM_DEBUG > 3)
+	  if (LDP_DEBUG > 3)
 	    clib_warning ("LDP<%d>: calling %s(): "
 			  "vcl_poll %p, n_sids %u (0x%x): "
 			  "n_libc_fds %u",
-			  getpid (), func_str, vcom->vcl_poll,
-			  vec_len (vcom->vcl_poll), vec_len (vcom->vcl_poll),
+			  getpid (), func_str, ldp->vcl_poll,
+			  vec_len (ldp->vcl_poll), vec_len (ldp->vcl_poll),
 			  n_libc_fds);
 
-	  rv = vppcom_poll (vcom->vcl_poll, vec_len (vcom->vcl_poll), 0);
+	  rv = vppcom_poll (ldp->vcl_poll, vec_len (ldp->vcl_poll), 0);
 	  if (rv < 0)
 	    {
 	      errno = -rv;
@@ -3313,9 +3313,9 @@ poll (struct pollfd *fds, nfds_t nfds, int timeout)
 	{
 	  func_str = "libc_poll";
 
-	  if (VCOM_DEBUG > 3)
+	  if (LDP_DEBUG > 3)
 	    clib_warning ("LDP<%d>: calling %s(): fds %p, nfds %u: n_sids %u",
-			  getpid (), fds, nfds, vec_len (vcom->vcl_poll));
+			  getpid (), fds, nfds, vec_len (ldp->vcl_poll));
 
 	  rv = libc_poll (fds, nfds, 0);
 	  if (rv < 0)
@@ -3331,11 +3331,11 @@ poll (struct pollfd *fds, nfds_t nfds, int timeout)
 	}
     }
   while ((wait_for_time == -1) ||
-	 (clib_time_now (&vcom->clib_time) < wait_for_time));
+	 (clib_time_now (&ldp->clib_time) < wait_for_time));
   rv = 0;
 
 done:
-  vec_foreach (vp, vcom->vcl_poll)
+  vec_foreach (vp, ldp->vcl_poll)
   {
     fds[vp->fds_ndx].fd = -fds[vp->fds_ndx].fd;
 #ifdef __USE_XOPEN2K
@@ -3347,9 +3347,9 @@ done:
       fds[vp->fds_ndx].revents |= POLLWRNORM;
 #endif
   }
-  vec_reset_length (vcom->vcl_poll);
+  vec_reset_length (ldp->vcl_poll);
 
-  if (VCOM_DEBUG > 3)
+  if (LDP_DEBUG > 3)
     {
       if (rv < 0)
 	{
@@ -3364,13 +3364,13 @@ done:
 	{
 	  clib_warning ("LDP<%d>: returning %d (0x%x): n_sids %u, "
 			"n_libc_fds %d", getpid (), rv, rv,
-			vec_len (vcom->vcl_poll), n_libc_fds);
+			vec_len (ldp->vcl_poll), n_libc_fds);
 
 	  for (i = 0; i < nfds; i++)
 	    {
 	      if (fds[i].fd >= 0)
 		{
-		  if (VCOM_DEBUG > 3)
+		  if (LDP_DEBUG > 3)
 		    clib_warning ("LDP<%d>: fds[%d].fd %d (0x%0x), "
 				  ".events = 0x%x, .revents = 0x%x",
 				  getpid (), i, fds[i].fd, fds[i].fd,
@@ -3388,7 +3388,7 @@ int
 ppoll (struct pollfd *fds, nfds_t nfds,
        const struct timespec *timeout, const sigset_t * sigmask)
 {
-  if ((errno = -vcom_init ()))
+  if ((errno = -ldp_init ()))
     return -1;
 
   clib_warning ("LDP<%d>: LDP-TBD", getpid ());
@@ -3399,41 +3399,41 @@ ppoll (struct pollfd *fds, nfds_t nfds,
 }
 #endif
 
-void CONSTRUCTOR_ATTRIBUTE vcom_constructor (void);
+void CONSTRUCTOR_ATTRIBUTE ldp_constructor (void);
 
-void DESTRUCTOR_ATTRIBUTE vcom_destructor (void);
+void DESTRUCTOR_ATTRIBUTE ldp_destructor (void);
 
 /*
  * This function is called when the library is loaded
  */
 void
-vcom_constructor (void)
+ldp_constructor (void)
 {
   swrap_constructor ();
-  if (vcom_init () != 0)
-    fprintf (stderr, "\nLDP<%d>: ERROR: vcom_constructor: failed!\n",
+  if (ldp_init () != 0)
+    fprintf (stderr, "\nLDP<%d>: ERROR: ldp_constructor: failed!\n",
 	     getpid ());
   else
-    clib_warning ("LDP<%d>: VCOM constructor: done!\n", getpid ());
+    clib_warning ("LDP<%d>: LDP constructor: done!\n", getpid ());
 }
 
 /*
  * This function is called when the library is unloaded
  */
 void
-vcom_destructor (void)
+ldp_destructor (void)
 {
   swrap_destructor ();
-  if (vcom->init)
+  if (ldp->init)
     {
       vppcom_app_destroy ();
-      vcom->init = 0;
+      ldp->init = 0;
     }
 
   /* Don't use clib_warning() here because that calls writev()
-   * which will call vcom_init().
+   * which will call ldp_init().
    */
-  printf ("%s:%d: LDP<%d>: VCOM destructor: done!\n",
+  printf ("%s:%d: LDP<%d>: LDP destructor: done!\n",
 	  __func__, __LINE__, getpid ());
 }
 
diff --git a/src/vcl/vcom.h b/src/vcl/ldp.h
index 0dd86c1c000..f96219f753b 100644
--- a/src/vcl/vcom.h
+++ b/src/vcl/ldp.h
@@ -13,30 +13,30 @@
  * limitations under the License.
  */
 
-#ifndef included_vcom_h
-#define included_vcom_h
+#ifndef included_ldp_h
+#define included_ldp_h
 
 #if (CLIB_DEBUG > 0)
-/* Set VCOM_DEBUG 2 for connection debug, 3 for read/write debug output */
-#define VCOM_DEBUG_INIT 1
+/* Set LDP_DEBUG 2 for connection debug, 3 for read/write debug output */
+#define LDP_DEBUG_INIT 1
 #else
-#define VCOM_DEBUG_INIT 0
+#define LDP_DEBUG_INIT 0
 #endif
 
 #include <vppinfra/error.h>
 #include <vppinfra/types.h>
-#include <vcl/vcom_glibc_socket.h>
+#include <vcl/ldp_glibc_socket.h>
 
-#define VCOM_ENV_DEBUG     "VCOM_DEBUG"
-#define VCOM_ENV_APP_NAME  "VCOM_APP_NAME"
-#define VCOM_ENV_SID_BIT   "VCOM_SID_BIT"
+#define LDP_ENV_DEBUG     "LDP_DEBUG"
+#define LDP_ENV_APP_NAME  "LDP_APP_NAME"
+#define LDP_ENV_SID_BIT   "LDP_SID_BIT"
 
-#define VCOM_SID_BIT_MIN   9
-#define VCOM_SID_BIT_MAX   30
+#define LDP_SID_BIT_MIN   9
+#define LDP_SID_BIT_MAX   30
 
-#define VCOM_APP_NAME_MAX  256
+#define LDP_APP_NAME_MAX  256
 
-#endif /* included_vcom_h */
+#endif /* included_ldp_h */
 
 /*
  * fd.io coding-style-patch-verification: ON
diff --git a/src/vcl/vcom_glibc_socket.h b/src/vcl/ldp_glibc_socket.h
index bf18473de85..a9e5dbe04e0 100644
--- a/src/vcl/vcom_glibc_socket.h
+++ b/src/vcl/ldp_glibc_socket.h
@@ -13,8 +13,8 @@
  * limitations under the License.
  */
 
-#ifndef included_vcom_glibc_socket_h
-#define included_vcom_glibc_socket_h
+#ifndef included_ldp_glibc_socket_h
+#define included_ldp_glibc_socket_h
 
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -341,7 +341,7 @@ extern int ppoll (struct pollfd *__fds, nfds_t __nfds,
 #endif
 
 
-#endif /* included_vcom_glibc_socket_h */
+#endif /* included_ldp_glibc_socket_h */
 
 /*
  * fd.io coding-style-patch-verification: ON
diff --git a/src/vcl/vcom_socket_wrapper.c b/src/vcl/ldp_socket_wrapper.c
index de633d1cc7b..981125850ff 100644
--- a/src/vcl/vcom_socket_wrapper.c
+++ b/src/vcl/ldp_socket_wrapper.c
@@ -63,7 +63,7 @@
 #include <unistd.h>
 #include <pthread.h>
 
-#include <vcl/vcom_socket_wrapper.h>
+#include <vcl/ldp_socket_wrapper.h>
 
 
 enum swrap_dbglvl_e
diff --git a/src/vcl/vcom_socket_wrapper.h b/src/vcl/ldp_socket_wrapper.h
index ce03ebe83da..59e4eaef394 100644
--- a/src/vcl/vcom_socket_wrapper.h
+++ b/src/vcl/ldp_socket_wrapper.h
@@ -55,8 +55,8 @@
    is set.
 */
 
-#ifndef included_vcom_socket_wrapper_h
-#define included_vcom_socket_wrapper_h
+#ifndef included_ldp_socket_wrapper_h
+#define included_ldp_socket_wrapper_h
 
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -66,7 +66,7 @@
 #include <poll.h>
 #include <sys/uio.h>
 #include <stdlib.h>
-#include <vcl/vcom.h>
+#include <vcl/ldp.h>
 
 
 /* GCC have printf type attribute check. */
@@ -224,7 +224,7 @@ void swrap_constructor (void);
 
 void swrap_destructor (void);
 
-#endif /* included_vcom_socket_wrapper_h */
+#endif /* included_ldp_socket_wrapper_h */
 
 /*
  * fd.io coding-style-patch-verification: ON