1 /* Copyright (c) 2004-2012. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
9 #include "xbt/file_stat.h"
11 #include "simgrid/simix.h"
12 #include "simgrid_config.h" // for HAVE_TRACING
16 /* ******************************** Mailbox ************************************ */
18 /** @brief Mailbox datatype
19 * @ingroup msg_task_usage
21 * Object representing a communication rendez-vous point, on which
22 * the sender finds the receiver it wants to communicate with. As a
23 * MSG user, you will only rarely manipulate any of these objects
24 * directly, since most of the public interface (such as
25 * #MSG_task_send and friends) hide this object behind a string
26 * alias. That mean that you don't provide the mailbox on which you
27 * want to send your task, but only the name of this mailbox. */
28 typedef struct s_smx_rvpoint *msg_mailbox_t;
30 /* ******************************** Environment ************************************ */
31 typedef struct s_as *msg_as_t;
33 /* ******************************** Host ************************************ */
35 extern int MSG_HOST_LEVEL;
37 /** @brief Host datatype.
38 @ingroup m_host_management
40 A <em>location</em> (or <em>host</em>) is any possible place where
41 a process may run. Thus it is represented as a <em>physical
42 resource with computing capabilities</em>, some <em>mailboxes</em>
43 to enable running process to communicate with remote ones, and
44 some <em>private data</em> that can be only accessed by local
47 typedef xbt_dictelm_t msg_host_t;
48 typedef s_xbt_dictelm_t s_msg_host_t;
50 typedef struct msg_host_priv {
53 double dp_updated_by_deleted_tasks;
55 #ifdef MSG_USE_DEPRECATED
56 msg_mailbox_t *mailboxes; /**< the channels */
58 } s_msg_host_priv_t, *msg_host_priv_t;
60 static inline msg_host_priv_t MSG_host_priv(msg_host_t host){
61 return (msg_host_priv_t )xbt_lib_get_level(host, MSG_HOST_LEVEL);
66 /* ******************************** Task ************************************ */
68 typedef struct simdata_task *simdata_task_t;
70 typedef struct msg_task {
71 char *name; /**< @brief task name if any */
72 simdata_task_t simdata; /**< @brief simulator data */
73 void *data; /**< @brief user data */
75 long long int counter; /* task unique identifier for instrumentation */
76 char *category; /* task category for instrumentation */
80 /** @brief Task datatype.
81 @ingroup m_task_management
83 A <em>task</em> may then be defined by a <em>computing
84 amount</em>, a <em>message size</em> and some <em>private
87 typedef struct msg_task *msg_task_t;
89 /* ******************************** VM ************************************* */
90 typedef msg_host_t msg_vm_t;
91 typedef msg_host_priv_t msg_vm_priv_t;
93 static inline msg_vm_priv_t MSG_vm_priv(msg_vm_t vm){
94 return xbt_lib_get_level(vm, MSG_HOST_LEVEL);
97 /* ******************************** File ************************************ */
98 typedef struct simdata_file *simdata_file_t;
100 typedef struct msg_file {
101 char *name; /**< @brief file name */
102 simdata_file_t simdata; /**< @brief simulator data */
103 void *data; /**< @brief user data */
106 /** @brief File datatype.
107 @ingroup msg_file_management
109 You should consider this as an opaque object.
111 typedef struct msg_file *msg_file_t;
114 /** @brief File datatype.
115 @ingroup msg_file_management
117 You should consider this as an opaque object.
119 typedef s_file_stat_t s_msg_stat_t, *msg_stat_t;
122 /*************** Begin GPU ***************/
123 typedef struct simdata_gpu_task *simdata_gpu_task_t;
125 typedef struct msg_gpu_task {
126 char *name; /**< @brief task name if any */
127 simdata_gpu_task_t simdata; /**< @brief simulator data */
129 long long int counter; /* task unique identifier for instrumentation */
130 char *category; /* task category for instrumentation */
134 /** @brief GPU task datatype.
135 @ingroup m_task_management
137 A <em>task</em> may then be defined by a <em>computing
138 amount</em>, a <em>dispatch latency</em> and a <em>collect latency</em>.
139 \see m_task_management
141 typedef struct msg_gpu_task *msg_gpu_task_t;
142 /*************** End GPU ***************/
145 * \brief @brief Communication action.
146 * \ingroup msg_task_usage
148 * Object representing an ongoing communication between processes. Such beast is usually obtained by using #MSG_task_isend, #MSG_task_irecv or friends.
150 typedef struct msg_comm *msg_comm_t;
152 /** \brief Default value for an uninitialized #msg_task_t.
153 \ingroup m_task_management
155 #define MSG_TASK_UNINITIALIZED NULL
157 /* ****************************** Process *********************************** */
159 /** @brief Process datatype.
160 @ingroup m_process_management
162 A process may be defined as a <em>code</em>, with some
163 <em>private data</em>, executing in a <em>location</em>.
165 You should not access directly to the fields of the pointed
166 structure, but always use the provided API to interact with
169 typedef struct s_smx_process *msg_process_t;
171 #ifdef MSG_USE_DEPRECATED
173 /* Compatibility typedefs */
174 typedef int m_channel_t;
175 typedef msg_gpu_task_t m_gpu_task_t;
176 typedef msg_host_t m_host_t;
177 typedef msg_process_t m_process_t;
178 typedef msg_task_t m_task_t;
179 typedef s_msg_gpu_task_t s_m_gpu_task_t;
180 typedef s_msg_host_t s_m_host_t;
181 typedef s_msg_task_t s_m_task_t;