Remove all support for ancient EPMD protocol

3 files changed, 6 insertions, 144 deletions

diff --git a/lib/erl_interface/src/epmd/ei_epmd.h b/lib/erl_interface/src/epmd/ei_epmd.h
index 40e5ece572..ccacfed244 100644
--- a/lib/erl_interface/src/epmd/ei_epmd.h
+++ b/lib/erl_interface/src/epmd/ei_epmd.h
@@ -1,7 +1,7 @@
 /*
  * %CopyrightBegin%
  * 
- * Copyright Ericsson AB 1998-2009. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2010. All Rights Reserved.
  * 
  * The contents of this file are subject to the Erlang Public License,
  * Version 1.1, (the "License"); you may not use this file except in
@@ -40,20 +40,13 @@
 #define EI_MYPROTO 0 /* tcp/ip */
 #endif
 
-/* epmd r3 protocol */
-#ifndef EI_EPMD_ALIVE_REQ
-#define EI_EPMD_ALIVE_REQ     'a'
-#define EI_EPMD_ALIVE_OK_RESP 'Y'
-#define EI_EPMD_PORT_REQ      'p'
-#define EI_EPMD_STOP_REQ      's'
-#endif
-
 /* epmd r4 */
 #ifndef EI_EPMD_ALIVE2_REQ
 #define EI_EPMD_ALIVE2_REQ  120
 #define EI_EPMD_ALIVE2_RESP 121
 #define EI_EPMD_PORT2_REQ   122
 #define EI_EPMD_PORT2_RESP  119
+#define EI_EPMD_STOP_REQ      's'
 #endif
 
 /* internal functions */
diff --git a/lib/erl_interface/src/epmd/epmd_port.c b/lib/erl_interface/src/epmd/epmd_port.c
index 663b38d2d4..3dd3da7aae 100644
--- a/lib/erl_interface/src/epmd/epmd_port.c
+++ b/lib/erl_interface/src/epmd/epmd_port.c
@@ -1,7 +1,7 @@
 /*
  * %CopyrightBegin%
  * 
- * Copyright Ericsson AB 1998-2009. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2010. All Rights Reserved.
  * 
  * The contents of this file are subject to the Erlang Public License,
  * Version 1.1, (the "License"); you may not use this file except in
@@ -92,64 +92,6 @@ int ei_epmd_connect_tmo(struct in_addr *inaddr, unsigned ms)
   return sd;
 }
 
-/* get the given node's listen port using old epmd protocol */
-static int ei_epmd_r3_port (struct in_addr *addr, const char *alive,
-			    unsigned ms)
-{
-  char buf[EPMDBUF];
-  char *s = buf;
-  int len = strlen(alive) + 1;
-  int fd;
-  int port;
-  int res;
-#if defined(VXWORKS)
-  char ntoabuf[32];
-#endif
-  
-  put16be(s,len);
-  put8(s,EI_EPMD_PORT_REQ);
-  strcpy(s,alive);
-
-  /* connect to epmd */
-  if ((fd = ei_epmd_connect_tmo(addr,ms)) < 0) 
-  {
-      /* ei_epmd_connect_tmo() sets erl_errno */
-      return -1;
-  }
-
-  if ((res = ei_write_fill_t(fd, buf, len+2, ms)) != len+2) {
-    closesocket(fd);
-    erl_errno = (res == -2) ? ETIMEDOUT : EIO;
-    return -1;
-  }
-
-#ifdef VXWORKS
-  /* FIXME use union/macro for level. Correct level? */
-  if (ei_tracelevel > 2) {
-    inet_ntoa_b(*addr,ntoabuf);
-    EI_TRACE_CONN2("ei_epmd_r3_port",
-		   "-> PORT_REQ alive=%s ip=%s",alive,ntoabuf);
-  }
-#else
-  EI_TRACE_CONN2("ei_epmd_r3_port",
-		 "-> PORT_REQ alive=%s ip=%s",alive,inet_ntoa(*addr));
-#endif
-  
-  if ((res = ei_read_fill_t(fd, buf, 2, ms)) != 2) {
-    EI_TRACE_ERR0("ei_epmd_r3_port","<- CLOSE");
-    closesocket(fd);
-    erl_errno = (res == -2) ? ETIMEDOUT : EIO;
-    return -1;
-  }
-  closesocket(fd);
-  s = buf;
-  port = get16be(s);
-
-  EI_TRACE_CONN1("ei_epmd_r3_port","<- PORT_RESP port=%d",port);
-
-  return port;
-}
-
 static int ei_epmd_r4_port (struct in_addr *addr, const char *alive,
 			    int *dist, unsigned ms)
 {
@@ -285,15 +227,6 @@ int ei_epmd_port_tmo (struct in_addr *addr, const char *alive, int *dist,
 {
   int i;
 
-  /* try the new one first, then the old one */
-  i = ei_epmd_r4_port(addr,alive,dist,ms);
-
-  /* -2: new protocol not understood */
-  if (i == -2) {
-    *dist = 0; 
-    i = ei_epmd_r3_port(addr,alive,ms);
-  }
-
-  return i;
+  return ei_epmd_r4_port(addr,alive,dist,ms);
 }
 
diff --git a/lib/erl_interface/src/epmd/epmd_publish.c b/lib/erl_interface/src/epmd/epmd_publish.c
index 09b3dce43b..a9b8727747 100644
--- a/lib/erl_interface/src/epmd/epmd_publish.c
+++ b/lib/erl_interface/src/epmd/epmd_publish.c
@@ -1,7 +1,7 @@
 /*
  * %CopyrightBegin%
  * 
- * Copyright Ericsson AB 1998-2009. All Rights Reserved.
+ * Copyright Ericsson AB 1998-2010. All Rights Reserved.
  * 
  * The contents of this file are subject to the Erlang Public License,
  * Version 1.1, (the "License"); you may not use this file except in
@@ -55,62 +55,6 @@
 
 /* publish our listen port and alive name */
 /* return the (useless) creation number */
-static int ei_epmd_r3_publish (int port, const char *alive, unsigned ms)
-{
-  char buf[EPMDBUF];
-  char *s = buf;
-  int fd;
-  int len = strlen(alive) + 3;
-  int res,creation;
-
-  s = buf;
-  put16be(s,len);
-  put8(s,EI_EPMD_ALIVE_REQ);
-  put16be(s,port); 
-  strcpy(s, alive);
-
-  if ((fd = ei_epmd_connect_tmo(NULL,ms)) < 0) return fd;
-
-  if ((res = ei_write_fill_t(fd, buf, len+2, ms)) != len+2) {
-    closesocket(fd);
-    erl_errno = (res == -2) ? ETIMEDOUT : EIO;
-    return -1;
-  }
-
-  EI_TRACE_CONN2("ei_epmd_r3_publish",
-		 "-> ALIVE_REQ alive=%s port=%d",alive,port);
-
-  if ((res = ei_read_fill_t(fd, buf, 3, ms)) != 3) {
-    closesocket(fd);
-    erl_errno = (res == -2) ? ETIMEDOUT : EIO;
-    return -1;
-  }
-
-  s = buf;
-  if ((res=get8(s)) != EI_EPMD_ALIVE_OK_RESP) {
-      EI_TRACE_ERR1("ei_epmd_r3_publish",
-		    "<- ALIVE_NOK result=%d (failure)",res);
-    closesocket(fd);
-    erl_errno = EIO;
-    return -1;
-  }
-
-  creation = get16be(s);
-
-  EI_TRACE_CONN1("ei_epmd_r3_publish","<- ALIVE_OK creation=%d",creation);
-
-  /* Don't close fd here! It keeps us registered with epmd */
-
-  /* probably should save fd so we can close it later... */
-  /* epmd_saveconn(OPEN,fd,alive); */
-
-  /* return the creation number, for no good reason */
-  /* return creation; */
-
-  /* no! return the descriptor */
-  return fd;
-}
-
 /* publish our listen port and alive name */
 /* return the (useless) creation number */
 /* this protocol is a lot more complex than the old one */
@@ -200,15 +144,7 @@ int ei_epmd_publish(int port, const char *alive)
 
 int ei_epmd_publish_tmo(int port, const char *alive, unsigned ms)
 {
-  int i;
-
-  /* try the new one first, then the old one */
-  i = ei_epmd_r4_publish(port,alive, ms);
-
-  /* -2: new protocol not understood */
-  if (i == -2) i = ei_epmd_r3_publish(port,alive, ms);
-
-  return i;
+  return ei_epmd_r4_publish(port,alive, ms);;
 }