X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/28e551b6fecfd104b32673d6a420fbd997f20539..20801428bec07ed58c348d25ad39878f2c208389:/include/msg/msg.h diff --git a/include/msg/msg.h b/include/msg/msg.h index 8eafcb667b..8194d19eb3 100644 --- a/include/msg/msg.h +++ b/include/msg/msg.h @@ -1,5 +1,4 @@ -/* Copyright (c) 2004, 2005, 2006, 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. */ @@ -10,18 +9,54 @@ #include "xbt.h" #include "msg/datatypes.h" -#include "xbt/automaton.h" + +#include "simgrid/simix.h" SG_BEGIN_DECL() +/** @brief Return code of most MSG functions + @ingroup msg_simulation + @{ */ +/* 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; +/** @} */ + /************************** Global ******************************************/ XBT_PUBLIC(void) MSG_config(const char *name, ...); -XBT_PUBLIC(void) MSG_global_init(int *argc, char **argv); -XBT_PUBLIC(void) MSG_global_init_args(int *argc, char **argv); +/** \ingroup msg_simulation + * \brief Initialize the MSG internal data. + * \hideinitializer + * + * It also check that the link-time and compile-time versions of SimGrid do + * match, so you should use this version instead of the #MSG_init_nocheck + * function that does the same initializations, but without this check. + * + * We allow to link against compiled versions that differ in the patch level. + */ +#define MSG_init(argc,argv) { \ + int ver_major,ver_minor,ver_patch; \ + sg_version(&ver_major,&ver_minor,&ver_patch); \ + if ((ver_major != SIMGRID_VERSION_MAJOR) || \ + (ver_minor != SIMGRID_VERSION_MINOR)) { \ + fprintf(stderr,"FATAL ERROR: Your program was compiled with SimGrid version %d.%d.%d, and then linked against SimGrid %d.%d.%d. Please fix this.\n", \ + SIMGRID_VERSION_MAJOR,SIMGRID_VERSION_MINOR,SIMGRID_VERSION_PATCH,ver_major,ver_minor,ver_patch); \ + } \ + MSG_init_nocheck(argc,argv); \ + } + +XBT_PUBLIC(void) MSG_init_nocheck(int *argc, char **argv); XBT_PUBLIC(MSG_error_t) MSG_main(void); -XBT_PUBLIC(MSG_error_t) MSG_main_stateful(void); -XBT_PUBLIC(MSG_error_t) MSG_main_liveness(xbt_automaton_t a, char *prgm); XBT_PUBLIC(MSG_error_t) MSG_clean(void); XBT_PUBLIC(void) MSG_function_register(const char *name, xbt_main_func_t code); @@ -38,11 +73,11 @@ XBT_PUBLIC(unsigned long int) MSG_get_sent_msg(void); /************************** File handling ***********************************/ -XBT_PUBLIC(size_t) MSG_file_read(void* ptr, size_t size, size_t nmemb, m_file_t stream); -XBT_PUBLIC(size_t) MSG_file_write(const void* ptr, size_t size, size_t nmemb, m_file_t stream); -XBT_PUBLIC(m_file_t) MSG_file_open(const char* path, const char* mode); -XBT_PUBLIC(int) MSG_file_close(m_file_t fp); -XBT_PUBLIC(int) MSG_file_stat(int fd, void* buf); +XBT_PUBLIC(double) MSG_file_read(void* ptr, size_t size, size_t nmemb, msg_file_t stream); +XBT_PUBLIC(size_t) MSG_file_write(const void* ptr, size_t size, size_t nmemb, msg_file_t stream); +XBT_PUBLIC(msg_file_t) MSG_file_open(const char* mount, const char* path, const char* mode); +XBT_PUBLIC(int) MSG_file_close(msg_file_t fp); +XBT_PUBLIC(int) MSG_file_stat(msg_file_t fd, s_msg_stat_t *buf); /************************** Host handling ***********************************/ @@ -60,13 +95,16 @@ XBT_PUBLIC(void) __MSG_host_destroy(m_host_t host); XBT_PUBLIC(xbt_dict_t) MSG_host_get_properties(m_host_t host); XBT_PUBLIC(const char *) MSG_host_get_property_value(m_host_t host, const char *name); +XBT_PUBLIC(void) MSG_host_set_property_value(m_host_t host, + const char *name, char *value, + void_f_pvoid_t free_ctn); + XBT_PUBLIC(void) MSG_create_environment(const char *file); XBT_PUBLIC(void) MSG_load_platform_script(const char *script_file); XBT_PUBLIC(m_host_t) MSG_get_host_by_name(const char *name); -XBT_PUBLIC(int) MSG_get_host_number(void); -XBT_PUBLIC(m_host_t *) MSG_get_host_table(void); +XBT_PUBLIC(xbt_dynar_t) MSG_hosts_as_dynar(void); /************************** Process handling *********************************/ XBT_PUBLIC(m_process_t) MSG_process_create(const char *name, @@ -105,6 +143,8 @@ XBT_PUBLIC(const char *) MSG_process_get_name(m_process_t process); XBT_PUBLIC(int) MSG_process_self_PID(void); XBT_PUBLIC(int) MSG_process_self_PPID(void); XBT_PUBLIC(m_process_t) MSG_process_self(void); +XBT_PUBLIC(xbt_dynar_t) MSG_processes_as_dynar(void); +XBT_PUBLIC(MSG_error_t) MSG_process_set_kill_time(m_process_t process, double kill_time); /*property handlers*/ XBT_PUBLIC(xbt_dict_t) MSG_process_get_properties(m_process_t process); @@ -115,6 +155,7 @@ XBT_PUBLIC(const char *) MSG_process_get_property_value(m_process_t XBT_PUBLIC(MSG_error_t) MSG_process_suspend(m_process_t process); XBT_PUBLIC(MSG_error_t) MSG_process_resume(m_process_t process); XBT_PUBLIC(int) MSG_process_is_suspended(m_process_t process); +XBT_PUBLIC(void) MSG_process_on_exit(int_f_pvoid_t fun, void *data); /************************** Task handling ************************************/ XBT_PUBLIC(m_task_t) MSG_task_create(const char *name, @@ -141,7 +182,7 @@ XBT_PUBLIC(void) MSG_task_set_name(m_task_t task, const char *name); XBT_PUBLIC(MSG_error_t) MSG_task_cancel(m_task_t task); XBT_PUBLIC(MSG_error_t) MSG_task_destroy(m_task_t task); -MSG_error_t MSG_task_receive_from_host(m_task_t * task, const char *alias, +XBT_PUBLIC(MSG_error_t) MSG_task_receive_from_host(m_task_t * task, const char *alias, m_host_t host); XBT_PUBLIC(MSG_error_t) MSG_task_execute(m_task_t task); @@ -174,7 +215,7 @@ XBT_PUBLIC(MSG_error_t) XBT_PUBLIC(msg_comm_t) MSG_task_isend(m_task_t task, const char *alias); XBT_PUBLIC(msg_comm_t) MSG_task_isend_with_matching(m_task_t task, const char *alias, - int (*match_fun)(void*,void*), + int (*match_fun)(void*,void*, smx_action_t), void *match_data); XBT_PUBLIC(void) MSG_task_dsend(m_task_t task, const char *alias, void_f_pvoid_t cleanup); @@ -206,6 +247,9 @@ XBT_PUBLIC(MSG_error_t) XBT_PUBLIC(int) MSG_task_listen_from(const char *alias); +XBT_PUBLIC(void) MSG_task_set_category (m_task_t task, const char *category); +XBT_PUBLIC(const char *) MSG_task_get_category (m_task_t task); + /************************** Task handling ************************************/ XBT_PUBLIC(MSG_error_t) MSG_mailbox_get_task_ext(msg_mailbox_t mailbox, m_task_t * task, @@ -216,14 +260,16 @@ XBT_PUBLIC(MSG_error_t) double timeout); /************************** Action handling **********************************/ -typedef void (*msg_action_fun) (const char *const *args); -XBT_PUBLIC(void) MSG_action_register(const char *action_name, - msg_action_fun function); -XBT_PUBLIC(void) MSG_action_unregister(const char *action_name); MSG_error_t MSG_action_trace_run(char *path); #ifdef MSG_USE_DEPRECATED +#define MSG_global_init(argc, argv) MSG_init(argc,argv) +#define MSG_global_init_args(argc, argv) MSG_init(argc,argv) + /* these are the functions which are deprecated. Do not use them, they may get removed in future releases */ +XBT_PUBLIC(int) MSG_get_host_number(void); +XBT_PUBLIC(m_host_t *) MSG_get_host_table(void); + #define MSG_TIMEOUT_FAILURE MSG_TIMEOUT #define MSG_TASK_CANCELLED MSG_TASK_CANCELED #define MSG_mailbox_put_with_time_out(mailbox, task, timeout) \ @@ -261,8 +307,61 @@ XBT_PUBLIC(int) MSG_get_channel_number(void); #include "instr/instr.h" -/* Used only by the bindings */ -#include "simix/simix.h" +/** @brief Opaque type describing a Virtual Machine. + * @ingroup msg_VMs + * + * All this is highly experimental and the interface will probably change in the future. + * Please don't depend on this yet (although testing is welcomed if you feel so). + * Usual lack of guaranty of any kind applies here, and is even increased. + * + */ +typedef struct msg_vm *msg_vm_t; +/* This function should not be called directly, but rather from MSG_vm_start_from_template that does not exist yet*/ +XBT_PUBLIC(msg_vm_t) MSG_vm_start(m_host_t location, int coreAmount); + +XBT_PUBLIC(int) MSG_vm_is_suspended(msg_vm_t); +XBT_PUBLIC(int) MSG_vm_is_running(msg_vm_t); + +XBT_PUBLIC(void) MSG_vm_bind(msg_vm_t vm, m_process_t process); +XBT_PUBLIC(void) MSG_vm_unbind(msg_vm_t vm, m_process_t process); // simple wrapper over process_kill + +XBT_PUBLIC(void) MSG_vm_migrate(msg_vm_t vm, m_host_t destination); + +XBT_PUBLIC(void) MSG_vm_suspend(msg_vm_t vm); + // \forall p in VM, MSG_process_suspend(p) // Freeze the processes + +XBT_PUBLIC(void) MSG_vm_resume(msg_vm_t vm); // Simulate the fact of reading the processes from disk and resuming them + // \forall p in VM, MSG_process_resume(p) // unfreeze them + +XBT_PUBLIC(void) MSG_vm_shutdown(msg_vm_t vm); // killall + +XBT_PUBLIC(void) MSG_vm_destroy(msg_vm_t vm); + +XBT_PUBLIC(xbt_dynar_t) MSG_vms_as_dynar(void); + +/* +void* MSG_process_get_property(msg_process_t, char* key) +void MSG_process_set_property(msg_process_t, char* key, void* data) +void MSG_vm_set_property(msg_vm_t, char* key, void* data) + +void MSG_vm_setMemoryUsed(msg_vm_t vm, double size); +void MSG_vm_setCpuUsed(msg_vm_t vm, double inducedLoad); + // inducedLoad: un pourcentage (>100 si ca charge plus d'un coeur; + // <100 si c'est pas CPU intensive) + // Contraintes à poser: + // HOST_Power >= CpuUsedVm (\forall VM) + CpuUsedTask (\forall Task) + // VM_coreAmount >= Load de toutes les tasks +*/ + + /* +xbt_dynar_t MSG_vm_get_list_from_host(msg_host_t) +xbt_dynar_t MSG_vm_get_list_from_hosts(msg_dynar_t) ++ des fonctions de filtrage sur les dynar +*/ + + +/* ****************************************************************************************** */ +/* Used only by the bindings -- unclean pimple, please ignore if you're not writing a binding */ XBT_PUBLIC(smx_context_t) MSG_process_get_smx_ctx(m_process_t process); SG_END_DECL()