-/* $Id$ */
-
-/* Copyright (c) 2002,2003,2004 Arnaud Legrand. All rights reserved. */
+/* Copyright (c) 2004-2012. 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 MSG_DATATYPE_H
#define MSG_DATATYPE_H
#include "xbt/misc.h"
+#include "xbt/file_stat.h"
+#include "simgrid/simix.h"
+#include "simgrid_config.h" // for HAVE_TRACING
+
+SG_BEGIN_DECL()
+
+/* ******************************** Mailbox ************************************ */
+
+/** @brief Mailbox datatype
+ * @ingroup msg_task_usage
+ *
+ * Object representing a communication rendez-vous point, on which
+ * the sender finds the receiver it wants to communicate with. As a
+ * MSG user, you will only rarely manipulate any of these objects
+ * directly, since most of the public interface (such as
+ * #MSG_task_send and friends) hide this object behind a string
+ * alias. That mean that you don't provide the mailbox on which you
+ * want to send your task, but only the name of this mailbox. */
+typedef struct s_smx_rvpoint *msg_mailbox_t;
+
+
+/* ******************************** Host ************************************ */
+
+typedef struct msg_host {
+ xbt_swag_t vms;
+ smx_host_t smx_host; /**< SIMIX representation of this host */
+#ifdef MSG_USE_DEPRECATED
+ msg_mailbox_t *mailboxes; /**< the channels */
+#endif
+} s_msg_host_t;
-BEGIN_DECL()
-
-/** \defgroup m_datatypes_management MSG Data Types
- \brief This section describes the different datatypes provided by MSG.
-*/
-
-/********************************* Host **************************************/
-
-/** @name Host datatype
- \ingroup m_datatypes_management
+/** @brief Host datatype.
+ @ingroup m_host_management
A <em>location</em> (or <em>host</em>) is any possible place where
a process may run. Thus it is represented as a <em>physical
to enable running process to communicate with remote ones, and
some <em>private data</em> that can be only accessed by local
process.
+ */
+typedef struct msg_host *msg_host_t;
- \see m_host_management
-*/
-/* @{ */
-typedef struct simdata_host *simdata_host_t;
-typedef struct m_host {
- char *name; /**< host name if any */
- simdata_host_t simdata; /**< simulator data */
- void *data; /**< user data */
-} s_m_host_t, *m_host_t;
-/* @} */
-/********************************* Task **************************************/
-
-/** @name Task datatype
- \ingroup m_datatypes_management
+/* ******************************** Task ************************************ */
+
+typedef struct simdata_task *simdata_task_t;
+
+typedef struct msg_task {
+ char *name; /**< @brief task name if any */
+ simdata_task_t simdata; /**< @brief simulator data */
+ void *data; /**< @brief user data */
+#ifdef HAVE_TRACING
+ long long int counter; /* task unique identifier for instrumentation */
+ char *category; /* task category for instrumentation */
+#endif
+} s_msg_task_t;
+
+/** @brief Task datatype.
+ @ingroup m_task_management
A <em>task</em> may then be defined by a <em>computing
amount</em>, a <em>message size</em> and some <em>private
data</em>.
- \see m_task_management
-*/
-/* @{ */
-typedef struct simdata_task *simdata_task_t;
-typedef struct m_task {
- char *name; /* host name if any */
- simdata_task_t simdata; /* simulator data */
- void *data; /* user data */
-} s_m_task_t, *m_task_t;
-
-/** \brief Default value for an uninitialized #m_task_t.
- \ingroup m_datatypes_management
-*/
-#define MSG_TASK_UNINITIALIZED NULL
+ */
+typedef struct msg_task *msg_task_t;
+
+
+/* ******************************** File ************************************ */
+typedef struct simdata_file *simdata_file_t;
-/* @} */
+typedef struct msg_file {
+ char *name; /**< @brief file name */
+ simdata_file_t simdata; /**< @brief simulator data */
+ void *data; /**< @brief user data */
+} s_msg_file_t;
+
+/** @brief File datatype.
+ @ingroup msg_file_management
+
+ You should consider this as an opaque object.
+ */
+typedef struct msg_file *msg_file_t;
-/******************************* Process *************************************/
+typedef s_file_stat_t s_msg_stat_t, *msg_stat_t;
+
+
+/*************** Begin GPU ***************/
+typedef struct simdata_gpu_task *simdata_gpu_task_t;
+
+typedef struct msg_gpu_task {
+ char *name; /**< @brief task name if any */
+ simdata_gpu_task_t simdata; /**< @brief simulator data */
+#ifdef HAVE_TRACING
+ long long int counter; /* task unique identifier for instrumentation */
+ char *category; /* task category for instrumentation */
+#endif
+} s_msg_gpu_task_t;
-/** @name Agent datatype
- \ingroup m_datatypes_management
+/** @brief GPU task datatype.
+ @ingroup m_task_management
- An agent may be defined as a <em>code</em>, with some <em>private
- data</em>, executing in a <em>location</em>.
- \see m_process_management
+ A <em>task</em> may then be defined by a <em>computing
+ amount</em>, a <em>dispatch latency</em> and a <em>collect latency</em>.
+ \see m_task_management
*/
-/* @{ */
-typedef struct simdata_process *simdata_process_t;
-typedef struct m_process {
- /** A name */
- /** process name if any */
- char *name;
- simdata_process_t simdata; /* simulator data */
- void *data; /* user data */
-} s_m_process_t, *m_process_t;
-
-/**
- The code of an agent is a m_process_code_t, i.e. a function with no arguments
- returning no value.
- \see m_process_management
+typedef struct msg_gpu_task *msg_gpu_task_t;
+/*************** End GPU ***************/
+
+/**
+ * \brief @brief Communication action.
+ * \ingroup msg_task_usage
+ *
+ * Object representing an ongoing communication between processes. Such beast is usually obtained by using #MSG_task_isend, #MSG_task_irecv or friends.
+ */
+typedef struct msg_comm *msg_comm_t;
+
+/** \brief Default value for an uninitialized #msg_task_t.
+ \ingroup m_task_management
*/
-typedef int(*m_process_code_t)(int argc,char *argv[]) ;
-/* @} */
+#define MSG_TASK_UNINITIALIZED NULL
-/********************************** Channel **********************************/
-/** @name Channel datatype
- \ingroup m_datatypes_management
+/* ****************************** Process *********************************** */
- A <em>channel</em> is a number and identifies a mailbox type (just as a
- port number does).
- \see m_channel_management
-*/
-/* @{ */
-typedef int m_channel_t;
-/* @} */
-
-/****************************** Error handling *******************************/
-/** \brief Error handling
-*/typedef enum {
- MSG_OK = 0, /**< Everything is right. Keep on going this way ! */
- MSG_WARNING, /**< Mmmh! Something must be not perfectly clean. But I
- may be a paranoid freak... ! */
- MSG_TRANSFER_FAILURE, /**< There has been a problem during you task
- transfer. Either the network is down or the remote host has been
- shutdown. */
- MSG_HOST_FAILURE, /**< System shutdown. The host on which you are
- running has just been rebooted. Free your datastructures and
- return now !*/
- MSG_FATAL /**< You've done something wrong. You'd better look at it... */
-} MSG_error_t;
-
-typedef enum {
- MSG_SILENT = 0,
- MSG_SOME,
- MSG_VERBOSE
-} MSG_outputmode_t;
-
-/** \deprecated Network sharing mechanism
- \ingroup m_datatypes_management*/
-typedef enum {
- MSG_STORE_AND_FORWARD = 1, /* 0 means uninitialized value */
- MSG_TCP
-} MSG_sharing_t;
-
-/** \deprecated Link datatype
- * \ingroup m_datatypes_management
- * The notion of <em>link</em> was present in the earliest versions of MSG.
- * It was an agglomeration of communicating resources representing a set of
- * physical network links. This abstraction a disappeared because in real-life,
- * it is generally not possible to interact directly with a link...
+/** @brief Process datatype.
+ @ingroup m_process_management
+
+ A process may be defined as a <em>code</em>, with some
+ <em>private data</em>, executing in a <em>location</em>.
+
+ You should not access directly to the fields of the pointed
+ structure, but always use the provided API to interact with
+ processes.
*/
-typedef struct m_link *m_link_t;
+typedef struct s_smx_process *msg_process_t;
+
+#ifdef MSG_USE_DEPRECATED
+
+/* Compatibility typedefs */
+typedef int m_channel_t;
+typedef msg_gpu_task_t m_gpu_task_t;
+typedef msg_host_t m_host_t;
+typedef msg_process_t m_process_t;
+typedef msg_task_t m_task_t;
+typedef s_msg_gpu_task_t s_m_gpu_task_t;
+typedef s_msg_host_t s_m_host_t;
+typedef s_msg_task_t s_m_task_t;
+#endif
-END_DECL()
+SG_END_DECL()
#endif