X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/2472771bffee0a2c29b69a2e2b6206f0bb819af1..2d16ebcee6bde01575b4cd88a853e1ac1c2532bf:/src/xbt/xbt_socket_private.h

diff --git a/src/xbt/xbt_socket_private.h b/src/xbt/xbt_socket_private.h
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+++ b/src/xbt/xbt_socket_private.h
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+/* transport - low level communication (send/receive bunches of bytes)      */
+
+/* module's private interface masked even to other parts of XBT.           */
+
+/* Copyright (c) 2004, 2005, 2006, 2007, 2009, 2010. The SimGrid Team.
+ * All rights reserved.                                                     */
+
+/* This program is free software; you can redistribute it and/or modify it
+ * under the terms of the license (GNU LGPL) which comes with this package. */
+
+#ifndef XBT_SOCKET_PRIVATE_H
+#define XBT_SOCKET_PRIVATE_H
+
+#include "xbt/sysdep.h"
+#include "xbt/log.h"
+#include "xbt/dynar.h"
+#include "xbt/dict.h"
+#include "xbt/socket.h"
+
+/**
+ * s_xbt_trp_bufdata:
+ * 
+ * Description of a socket.
+ */
+typedef struct s_xbt_trp_bufdata xbt_trp_bufdata_t;
+
+typedef struct s_xbt_socket {
+
+  xbt_trp_plugin_t plugin;
+
+  int incoming:1;               /* true if we can read from this sock */
+  int outgoing:1;               /* true if we can write on this sock */
+  int accepting:1;              /* true if master incoming sock in tcp */
+  int meas:1;                   /* true if this is an experiment socket instead of messaging */
+  int valid:1;                  /* false if a select returned that the peer has left, forcing us to "close" the socket */
+  int moredata:1;               /* TCP socket use a buffer and read operation get as much 
+                                   data as possible. It is possible that several messages
+                                   are received in one shoot, and select won't catch them 
+                                   afterward again. 
+                                   This boolean indicates that this is the case, so that we
+                                   don't call select in that case.  Note that measurement
+                                   sockets are not concerned since they use the TCP
+                                   interface directly, with no buffer. */
+
+  int recvd:1;                  /* true if the recvd_val field contains one byte of the stream (that we peek'ed to check the socket validity) */
+  char recvd_val;               /* what we peeked from the socket, if any */
+
+  int refcount;                 /* refcounting on shared sockets */
+
+  unsigned long int buf_size;   /* what to say to the OS. 
+                                   Field here to remember it when accepting */
+
+  int sd;
+
+  void *data;                   /* userdata */
+  xbt_trp_bufdata_t *bufdata;   /* buffer userdata */
+} s_xbt_socket_t;
+
+void xbt_trp_tcp_setup(xbt_trp_plugin_t plug);
+
+#endif                          /* XBT_SOCKET_PRIVATE_H */