-/* Copyright (c) 2004, 2005, 2007, 2008, 2009, 2010. The SimGrid Team.
- * 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 "xbt/lib.h"
+#include "simgrid/simix.h"
#include "simgrid_config.h" // for HAVE_TRACING
SG_BEGIN_DECL()
-/* ******************************** Host ************************************ */
+/* ******************************** Mailbox ************************************ */
-/** @defgroup m_datatypes_management_details Details on MSG datatypes
- @ingroup m_datatypes_management*/
-typedef struct simdata_host *simdata_host_t;
+/** @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;
-/** @brief Host datatype
- @ingroup m_datatypes_management_details */
-typedef struct m_host {
- char *name; /**< @brief host name if any */
- simdata_host_t simdata; /**< @brief simulator data */
- void *data; /**< @brief user data */
-} s_m_host_t;
-/** @brief Host datatype
- @ingroup m_datatypes_management
+/* ******************************** Host ************************************ */
+
+extern int MSG_HOST_LEVEL;
+
+/** @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 xbt_dictelm_t msg_host_t;
+typedef s_xbt_dictelm_t s_msg_host_t;
- \see m_host_management
- @{ */
-typedef struct m_host *m_host_t;
-/** @} */
-
+typedef struct msg_host_priv {
+ xbt_swag_t vms;
+#ifdef MSG_USE_DEPRECATED
+ msg_mailbox_t *mailboxes; /**< the channels */
+#endif
+} s_msg_host_priv_t, *msg_host_priv_t;
-/* ******************************** File ************************************ */
-/** @brief File datatype
- @ingroup m_datatypes_management_details */
-typedef struct m_file {
- char *name; /**< @brief file name */
- void *data; /**< @brief user data */
-} s_m_file_t;
+static inline msg_host_priv_t MSG_host_priv(msg_host_t host){
+ return (msg_host_priv_t )xbt_lib_get_level(host, MSG_HOST_LEVEL);
+}
-typedef struct m_file *m_file_t;
/* ******************************** Task ************************************ */
typedef struct simdata_task *simdata_task_t;
-/** @brief Task datatype
- @ingroup m_datatypes_management_details */
-typedef struct m_task {
+typedef struct msg_task {
char *name; /**< @brief task name if any */
simdata_task_t simdata; /**< @brief simulator data */
void *data; /**< @brief user data */
long long int counter; /* task unique identifier for instrumentation */
char *category; /* task category for instrumentation */
#endif
-} s_m_task_t;
+} s_msg_task_t;
-/** @brief Task datatype
- @ingroup m_datatypes_management
+/** @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 m_task *m_task_t;
+ */
+typedef struct msg_task *msg_task_t;
+
+/* ******************************** VM ************************************* */
+typedef struct msg_vm *msg_vm_t;
+
+typedef enum {
+ msg_vm_state_suspended, msg_vm_state_running, msg_vm_state_migrating
+} e_msg_vm_state_t;
+
+typedef struct msg_vm {
+ char *name;
+ s_xbt_swag_hookup_t all_vms_hookup;
+ s_xbt_swag_hookup_t host_vms_hookup;
+ xbt_dynar_t processes;
+ e_msg_vm_state_t state;
+ msg_host_t location;
+ int coreAmount;
+} s_msg_vm_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;
+
+
+/** @brief File datatype.
+ @ingroup msg_file_management
+
+ You should consider this as an opaque object.
+ */
+typedef s_file_stat_t s_msg_stat_t, *msg_stat_t;
/*************** Begin GPU ***************/
typedef struct simdata_gpu_task *simdata_gpu_task_t;
-/** @brief GPU task datatype
- @ingroup m_datatypes_management_details */
-typedef struct m_gpu_task {
+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_m_gpu_task_t;
+} s_msg_gpu_task_t;
-/** @brief GPU task datatype
- @ingroup m_datatypes_management
+/** @brief GPU task datatype.
+ @ingroup m_task_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 m_gpu_task *m_gpu_task_t;
+*/
+typedef struct msg_gpu_task *msg_gpu_task_t;
/*************** End GPU ***************/
/**
- * \brief @brief Communication action
- * \ingroup m_datatypes_management
+ * \brief @brief Communication action.
+ * \ingroup msg_task_usage
*
- * Communication actions transfer tasks between processes.
- * For a given task, the sender and the receiver have distinct objects.
+ * 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 #m_task_t.
- \ingroup m_datatypes_management
+/** \brief Default value for an uninitialized #msg_task_t.
+ \ingroup m_task_management
*/
#define MSG_TASK_UNINITIALIZED NULL
-/** @} */
-
/* ****************************** Process *********************************** */
-/** @brief Process datatype
- @ingroup m_datatypes_management
+/** @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>.
- \see m_process_management
- @{ */
-typedef struct s_smx_process *m_process_t;
-/** @} */
+ 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 s_smx_process *msg_process_t;
#ifdef MSG_USE_DEPRECATED
-/* ********************************* Channel ******************************** */
-/** @brief Channel datatype
- @ingroup m_datatypes_management
-
- 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;
-/** @} */
-#endif
-
-/* ******************************** Mailbox ************************************ */
-
-typedef struct s_smx_rvpoint *msg_mailbox_t;
-/** @brief Mailbox datatype
- @ingroup m_datatypes_management_details @{ */
-
-void MSG_mailbox_free(void *mailbox);
-
-
-/** @} */
-
-
-/* ***************************** Error handling ***************************** */
-/** @brief Error handling
- @ingroup m_datatypes_management
- @{
-*//* Keep these code as binary values: java bindings manipulate | of these values */
-typedef enum {
- MSG_OK = 0, /**< @brief Everything is right. Keep on going this way ! */
- MSG_TIMEOUT = 1, /**< @brief nothing good happened before the timer you provided elapsed */
- MSG_TRANSFER_FAILURE = 2, /**< @brief There has been a problem during you task
- transfer. Either the network is down or the remote host has been
- shutdown. */
- MSG_HOST_FAILURE = 4, /**< @brief System shutdown. The host on which you are
- running has just been rebooted. Free your datastructures and
- return now !*/
- MSG_TASK_CANCELED = 8 /**< @brief Canceled task. This task has been canceled by somebody!*/
-} MSG_error_t;
-/** @} */
+/* 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
SG_END_DECL()
#endif
