OpenMPI 0.1.1

- Main Page
- Related Pages
- Modules
- Data Structures
- Files

- File List
- Globals

crs_self.h
Go to the documentation of this file.
1 /*
2 * Copyright (c) 2004-2009 The Trustees of Indiana University.
3 * All rights reserved.
4 * Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
5 * All rights reserved.
6 * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
7 * University of Stuttgart. All rights reserved.
8 * Copyright (c) 2004-2005 The Regents of the University of California.
9 * All rights reserved.
10 * $COPYRIGHT$
11 *
12 * Additional copyrights may follow
13 *
14 * $HEADER$
15 */
16
17 /**
18 * @file
19 *
20 * SELF CRS component
21 *
22 * Simple, braindead implementation.
23 */
24
25 #ifndef MCA_CRS_SELF_EXPORT_H
26 #define MCA_CRS_SELF_EXPORT_H
27
28 #include "opal_config.h"
29
30
31 #include "opal/mca/mca.h"
32 #include "opal/mca/crs/crs.h"
33
34 BEGIN_C_DECLS
35
36 #define PREFIX_DEFAULT ("opal_crs_self_user")
37 #define SUFFIX_CHECKPOINT ("checkpoint")
38 #define SUFFIX_CONTINUE ("continue")
39 #define SUFFIX_RESTART ("restart")
40
41 typedef int (*opal_crs_self_checkpoint_callback_fn_t)(char **restart_cmd);
42 typedef int (*opal_crs_self_continue_callback_fn_t)(void);
43 typedef int (*opal_crs_self_restart_callback_fn_t)(void);
44
45 /*
46 * Local Component structures
47 */
48 struct opal_crs_self_component_t {
49 opal_crs_base_component_t super; /** Base CRS component */
50
51 char *prefix; /** Prefix for user callbacks */
52 bool do_restart; /** Start by calling user restart routine in opal_init? */
53 bool can_checkpoint; /** If checkpointing is enabled */
54
55 /** User defined functions */
56 opal_crs_self_checkpoint_callback_fn_t ucb_checkpoint_fn;
57 opal_crs_self_continue_callback_fn_t ucb_continue_fn;
58 opal_crs_self_restart_callback_fn_t ucb_restart_fn;
59 };
60 typedef struct opal_crs_self_component_t opal_crs_self_component_t;
61 OPAL_MODULE_DECLSPEC extern opal_crs_self_component_t mca_crs_self_component;
62
63 int opal_crs_self_component_query(mca_base_module_t **module, int *priority);
64
65 /*
66 * Module functions
67 */
68 int opal_crs_self_module_init(void);
69 int opal_crs_self_module_finalize(void);
70
71 /*
72 * Actual funcationality
73 */
74 int opal_crs_self_checkpoint( pid_t pid,
75 opal_crs_base_snapshot_t *snapshot,
76 opal_crs_base_ckpt_options_t *options,
77 opal_crs_state_type_t *state);
78
79 int opal_crs_self_restart( opal_crs_base_snapshot_t *snapshot, bool spawn_child, pid_t *child_pid);
80
81 int opal_crs_self_disable_checkpoint(void);
82 int opal_crs_self_enable_checkpoint(void);
83
84 int opal_crs_self_prelaunch(int32_t rank,
85 char *base_snapshot_dir,
86 char **app,
87 char **cwd,
88 char ***argv,
89 char ***env);
90
91 int opal_crs_self_reg_thread(void);
92
93
94 END_C_DECLS
95
96 #endif /* MCA_CRS_SELF_EXPORT_H */
opal_crs_self_component_t::ucb_checkpoint_fn
opal_crs_self_checkpoint_callback_fn_t ucb_checkpoint_fn
If checkpointing is enabled.
Definition: crs_self.h:56
opal_crs_self_component_t::can_checkpoint
bool can_checkpoint
Start by calling user restart routine in opal_init?
Definition: crs_self.h:53
mca_base_module_2_0_0_t
Common type for all MCA modules.
Definition: mca.h:100
opal_crs_self_component_t::prefix
char * prefix
Base CRS component.
Definition: crs_self.h:51
opal_crs_self_component_t
Definition: crs_self.h:48
mca.h
Top-level interface for all MCA components.
opal_crs_base_snapshot_1_0_0_t
Structure for Single process snapshot Each component is assumed to have extened this definition in th...
Definition: crs.h:107
opal_crs_base_component_2_0_0_t
Structure for CRS components.
Definition: crs.h:248
opal_crs_base_ckpt_options_1_0_0_t
Definition: crs.h:76
crs.h
Checkpoint and Restart Service (CRS) Interface.
opal_crs_self_component_t::do_restart
bool do_restart
Prefix for user callbacks.
Definition: crs_self.h:52
opal_crs_state_type_t
opal_crs_state_type_t
States of the module.
Definition: crs.h:60