X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/f4a117d3526fa2bc565827bd37ea5a8a194ed82d..9d3c2875f1f2f1f758514ddc54a3d589ef52743c:/src/simix/smx_user.c diff --git a/src/simix/smx_user.c b/src/simix/smx_user.c index 60b71b1a9f..cf5caa2179 100644 --- a/src/simix/smx_user.c +++ b/src/simix/smx_user.c @@ -1,160 +1,164 @@ -#include "private.h" +/* smx_user.c - public interface to simix */ + +/* Copyright (c) 2010-2012. Da 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. */ + +#include "smx_private.h" +#include "mc/mc.h" +#include "xbt/ex.h" +#include /* isfinite() */ XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(simix); + +/* generate strings from the enumeration values */ +static const char* simcall_names[] = { +SIMCALL_LIST(SIMCALL_STRING_TYPE, SIMCALL_SEP_COMMA) +[SIMCALL_NONE] = "NONE" +}; + +SIMCALL_LIST(SIMCALL_FUNC, SIMCALL_SEP_NOTHING) + /** + * \ingroup simix_host_management * \brief Returns a host given its name. * * \param name The name of the host to get * \return The corresponding host */ -smx_host_t SIMIX_req_host_get_by_name(const char *name) +smx_host_t simcall_host_get_by_name(const char *name) { - s_smx_req_t req; - - req.call = REQ_HOST_GET_BY_NAME; - req.host_get_by_name.name = name; - SIMIX_request_push(&req); - return req.host_get_by_name.result; + return simcall_BODY_host_get_by_name(name); } /** + * \ingroup simix_host_management * \brief Returns the name of a host. * * \param host A SIMIX host * \return The name of this host */ -const char* SIMIX_req_host_get_name(smx_host_t host) +const char* simcall_host_get_name(smx_host_t host) { - s_smx_req_t req; - - req.call = REQ_HOST_GET_NAME; - req.host_get_name.host = host; - SIMIX_request_push(&req); - return req.host_get_name.result; + return simcall_BODY_host_get_name(host); } /** + * \ingroup simix_host_management * \brief Returns a dict of the properties assigned to a host. * * \param host A host * \return The properties of this host */ -xbt_dict_t SIMIX_req_host_get_properties(smx_host_t host) +xbt_dict_t simcall_host_get_properties(smx_host_t host) { - s_smx_req_t req; + return simcall_BODY_host_get_properties(host); +} - req.call = REQ_HOST_GET_PROPERTIES; - req.host_get_properties.host = host; - SIMIX_request_push(&req); - return req.host_get_properties.result; +/** + * \ingroup simix_host_management + * \brief Returns a dict of the properties assigned to a router or AS. + * + * \param name The name of the router or AS + * \return The properties + */ +xbt_dict_t simcall_asr_get_properties(const char *name) +{ + return simcall_BODY_asr_get_properties(name); } + /** + * \ingroup simix_host_management * \brief Returns the speed of the processor. * * The speed returned does not take into account the current load on the machine. * \param host A SIMIX host * \return The speed of this host (in Mflop/s) */ -double SIMIX_req_host_get_speed(smx_host_t host) +double simcall_host_get_speed(smx_host_t host) { - s_smx_req_t req; - - req.call = REQ_HOST_GET_SPEED; - req.host_get_speed.host = host; - SIMIX_request_push(&req); - return req.host_get_speed.result; + return simcall_BODY_host_get_speed(host); } /** + * \ingroup simix_host_management * \brief Returns the available speed of the processor. * * \return Speed currently available (in Mflop/s) */ -double SIMIX_req_host_get_available_speed(smx_host_t host) +double simcall_host_get_available_speed(smx_host_t host) { - s_smx_req_t req; - - req.call = REQ_HOST_GET_AVAILABLE_SPEED; - req.host_get_available_speed.host = host; - SIMIX_request_push(&req); - return req.host_get_available_speed.result; + return simcall_BODY_host_get_available_speed(host); } /** + * \ingroup simix_host_management * \brief Returns the state of a host. * * Two states are possible: 1 if the host is active or 0 if it has crashed. * \param host A SIMIX host * \return 1 if the host is available, 0 otherwise */ -int SIMIX_req_host_get_state(smx_host_t host) +int simcall_host_get_state(smx_host_t host) { - s_smx_req_t req; - - req.call = REQ_HOST_GET_STATE; - req.host_get_state.host = host; - SIMIX_request_push(&req); - return req.host_get_state.result; + return simcall_BODY_host_get_state(host); } /** + * \ingroup simix_host_management * \brief Returns the user data associated to a host. * * \param host SIMIX host * \return the user data of this host */ -void* SIMIX_req_host_get_data(smx_host_t host) +void* simcall_host_get_data(smx_host_t host) { - s_smx_req_t req; - - req.call = REQ_HOST_GET_DATA; - req.host_get_data.host = host; - SIMIX_request_push(&req); - return req.host_get_data.result; + return simcall_BODY_host_get_data(host); } /** + * \ingroup simix_host_management * \brief Sets the user data associated to a host. * * The host must not have previous user data associated to it. - * \param A host SIMIX host + * \param host A SIMIX host * \param data The user data to set */ -void SIMIX_req_host_set_data(smx_host_t host, void *data) +void simcall_host_set_data(smx_host_t host, void *data) { - s_smx_req_t req; - - req.call = REQ_HOST_SET_DATA; - req.host_set_data.host = host; - req.host_set_data.data = data; - SIMIX_request_push(&req); + simcall_host_set_data(host, data); } -/** \brief Creates an action that executes some computation of an host. +/** + * \ingroup simix_host_management + * \brief Creates an action that executes some computation of an host. * * This function creates a SURF action and allocates the data necessary * to create the SIMIX action. It can raise a host_error exception if the host crashed. * * \param name Name of the execution action to create * \param host SIMIX host where the action will be executed - * \param amount Computation amount (in bytes) + * \param computation_amount amount Computation amount (in bytes) + * \param priority computation priority * \return A new SIMIX execution action */ -smx_action_t SIMIX_req_host_execute(const char *name, smx_host_t host, - double computation_amount) -{ - s_smx_req_t req; - req.call = REQ_HOST_EXECUTE; - req.host_execute.name = name; - req.host_execute.host = host; - req.host_execute.computation_amount = computation_amount; - SIMIX_request_push(&req); - return req.host_execute.result; +smx_action_t simcall_host_execute(const char *name, smx_host_t host, + double computation_amount, + double priority) +{ + /* checking for infinite values */ + xbt_assert(isfinite(computation_amount), "computation_amount is not finite!"); + xbt_assert(isfinite(priority), "priority is not finite!"); + + return simcall_BODY_host_execute(name, host, computation_amount, priority); } -/** \brief Creates an action that may involve parallel computation on +/** + * \ingroup simix_host_management + * \brief Creates an action that may involve parallel computation on * several hosts and communication between them. * * \param name Name of the execution action to create @@ -167,7 +171,7 @@ smx_action_t SIMIX_req_host_execute(const char *name, smx_host_t host, * \param rate the SURF action rate * \return A new SIMIX execution action */ -smx_action_t SIMIX_req_host_parallel_execute(const char *name, +smx_action_t simcall_host_parallel_execute(const char *name, int host_nb, smx_host_t *host_list, double *computation_amount, @@ -175,185 +179,181 @@ smx_action_t SIMIX_req_host_parallel_execute(const char *name, double amount, double rate) { - s_smx_req_t req; + int i,j; + /* checking for infinite values */ + for (i = 0 ; i < host_nb ; ++i) { + xbt_assert(isfinite(computation_amount[i]), "computation_amount[%d] is not finite!", i); + for (j = 0 ; j < host_nb ; ++j) { + xbt_assert(isfinite(communication_amount[i + host_nb * j]), + "communication_amount[%d+%d*%d] is not finite!", i, host_nb, j); + } + } + + xbt_assert(isfinite(amount), "amount is not finite!"); + xbt_assert(isfinite(rate), "rate is not finite!"); + + return simcall_BODY_host_parallel_execute(name, host_nb, host_list, + computation_amount, + communication_amount, + amount, rate); - req.call = REQ_HOST_PARALLEL_EXECUTE; - req.host_parallel_execute.name = name; - req.host_parallel_execute.host_nb = host_nb; - req.host_parallel_execute.host_list = host_list; - req.host_parallel_execute.computation_amount = computation_amount; - req.host_parallel_execute.communication_amount = communication_amount; - req.host_parallel_execute.amount = amount; - req.host_parallel_execute.rate = rate; - SIMIX_request_push(&req); - return req.host_parallel_execute.result; } /** + * \ingroup simix_host_management * \brief Destroys an execution action. * * Destroys an action, freing its memory. This function cannot be called if there are a conditional waiting for it. - * \param action The execution action to destroy + * \param execution The execution action to destroy */ -void SIMIX_req_host_execution_destroy(smx_action_t execution) +void simcall_host_execution_destroy(smx_action_t execution) { - s_smx_req_t req; - - req.call = REQ_HOST_EXECUTION_DESTROY; - req.host_execution_destroy.execution = execution; - SIMIX_request_push(&req); + simcall_BODY_host_execution_destroy(execution); } /** + * \ingroup simix_host_management * \brief Cancels an execution action. * * This functions stops the execution. It calls a surf function. - * \param action The execution action to cancel + * \param execution The execution action to cancel */ -void SIMIX_req_host_execution_cancel(smx_action_t execution) +void simcall_host_execution_cancel(smx_action_t execution) { - s_smx_req_t req; - - req.call = REQ_HOST_EXECUTION_CANCEL; - req.host_execution_cancel.execution = execution; - SIMIX_request_push(&req); + simcall_BODY_host_execution_cancel(execution); } /** + * \ingroup simix_host_management * \brief Returns how much of an execution action remains to be done. * - * \param Action The execution action + * \param execution The execution action * \return The remaining amount */ -double SIMIX_req_host_execution_get_remains(smx_action_t execution) +double simcall_host_execution_get_remains(smx_action_t execution) { - s_smx_req_t req; - - req.call = REQ_HOST_EXECUTION_GET_REMAINS; - req.host_execution_get_remains.execution = execution; - SIMIX_request_push(&req); - return req.host_execution_get_remains.result; + return simcall_BODY_host_execution_get_remains(execution); } /** + * \ingroup simix_host_management * \brief Returns the state of an execution action. * * \param execution The execution action * \return The state */ -e_smx_state_t SIMIX_req_host_execution_get_state(smx_action_t execution) +e_smx_state_t simcall_host_execution_get_state(smx_action_t execution) { - s_smx_req_t req; - - req.call = REQ_HOST_EXECUTION_GET_STATE; - req.host_execution_get_state.execution = execution; - SIMIX_request_push(&req); - return req.host_execution_get_state.result; + return simcall_BODY_host_execution_get_state(execution); } /** + * \ingroup simix_host_management * \brief Changes the priority of an execution action. * * This functions changes the priority only. It calls a surf function. * \param execution The execution action * \param priority The new priority */ -void SIMIX_req_host_execution_set_priority(smx_action_t execution, double priority) +void simcall_host_execution_set_priority(smx_action_t execution, double priority) { - s_smx_req_t req; - - req.call = REQ_HOST_EXECUTION_SET_PRIORITY; - req.host_execution_set_priority.execution = execution; - req.host_execution_set_priority.priority = priority; - SIMIX_request_push(&req); + /* checking for infinite values */ + xbt_assert(isfinite(priority), "priority is not finite!"); + + simcall_BODY_host_execution_set_priority(execution, priority); } /** - * \brief Waits for the completion of an execution action. + * \ingroup simix_host_management + * \brief Waits for the completion of an execution action and destroy it. * * \param execution The execution action */ -void SIMIX_req_host_execution_wait(smx_action_t execution) +e_smx_state_t simcall_host_execution_wait(smx_action_t execution) { - s_smx_req_t req; - - req.call = REQ_HOST_EXECUTION_WAIT; - req.host_execution_wait.execution = execution; - SIMIX_request_push(&req); + return simcall_BODY_host_execution_wait(execution); } /** + * \ingroup simix_process_management * \brief Creates and runs a new SIMIX process. * - * The structure and the corresponding threada are created and put in the list of ready processes. + * The structure and the corresponding thread are created and put in the list of ready processes. * + * \param process the process created will be stored in this pointer * \param name a name for the process. It is for user-level information and can be NULL. * \param code the main function of the process * \param data a pointer to any data one may want to attach to the new object. It is for user-level information and can be NULL. - * It can be retrieved with the function \ref SIMIX_req_process_get_data. + * It can be retrieved with the function \ref simcall_process_get_data. * \param hostname name of the host where the new agent is executed. + * \param kill_time time when the process is killed * \param argc first argument passed to \a code * \param argv second argument passed to \a code * \param properties the properties of the process - * \return The new process + * \param auto_restart either it is autorestarting or not. */ -smx_process_t SIMIX_req_process_create(const char *name, - xbt_main_func_t code, - void *data, - const char *hostname, - int argc, char **argv, - xbt_dict_t properties) +void simcall_process_create(smx_process_t *process, const char *name, + xbt_main_func_t code, + void *data, + const char *hostname, + double kill_time, + int argc, char **argv, + xbt_dict_t properties, + int auto_restart) { - s_smx_req_t req; - - req.call = REQ_PROCESS_CREATE; - req.process_create.name = name; - req.process_create.code = code; - req.process_create.data = data; - req.process_create.hostname = hostname; - req.process_create.argc = argc; - req.process_create.argv = argv; - req.process_create.properties = properties; - SIMIX_request_push(&req); - return req.process_create.result; + simcall_BODY_process_create(process, name, code, data, hostname, + kill_time, argc, argv, properties, + auto_restart); } -/** \brief Kills a SIMIX process. +/** + * \ingroup simix_process_management + * \brief Kills a SIMIX process. * * This function simply kills a process. * * \param process poor victim */ -void SIMIX_req_process_kill(smx_process_t process) +void simcall_process_kill(smx_process_t process) { - s_smx_req_t req; + simcall_BODY_process_kill(process); +} - req.call = REQ_PROCESS_KILL; - req.process_kill.process = process; - SIMIX_request_push(&req); +/** + * \ingroup simix_process_management + * \brief Kills all SIMIX processes. + */ +void simcall_process_killall(void) +{ + simcall_BODY_process_killall(); } /** + * \ingroup simix_process_management + * \brief Cleans up a SIMIX process. + * \param process poor victim (must have already been killed) + */ +void simcall_process_cleanup(smx_process_t process) +{ + simcall_BODY_process_cleanup(process); +} + +/** + * \ingroup simix_process_management * \brief Migrates an agent to another location. * * This function changes the value of the host on which \a process is running. * * \param process the process to migrate - * \param source name of the previous host * \param dest name of the new host */ -void SIMIX_req_process_change_host(smx_process_t process, const char *source, const char *dest) +void simcall_process_change_host(smx_process_t process, smx_host_t dest) { - s_smx_req_t req; - - req.call = REQ_PROCESS_CHANGE_HOST; - req.process_change_host.process = process; - req.process_change_host.source = source; - req.process_change_host.dest = dest; - SIMIX_request_push(&req); + simcall_BODY_process_change_host(process, dest); } /** + * \ingroup simix_process_management * \brief Suspends a process. * * This function suspends the process by suspending the action @@ -361,16 +361,15 @@ void SIMIX_req_process_change_host(smx_process_t process, const char *source, co * * \param process a SIMIX process */ -void SIMIX_req_process_suspend(smx_process_t process) +void simcall_process_suspend(smx_process_t process) { - s_smx_req_t req; + xbt_assert(process, "Invalid parameters"); - req.call = REQ_PROCESS_SUSPEND; - req.process_suspend.process = process; - SIMIX_request_push(&req); + simcall_BODY_process_suspend(process); } /** + * \ingroup simix_process_management * \brief Resumes a suspended process. * * This function resumes a suspended process by resuming the action @@ -378,628 +377,744 @@ void SIMIX_req_process_suspend(smx_process_t process) * * \param process a SIMIX process */ -void SIMIX_req_process_resume(smx_process_t process) +void simcall_process_resume(smx_process_t process) { - s_smx_req_t req; - - req.call = REQ_PROCESS_RESUME; - req.process_resume.process = process; - SIMIX_request_push(&req); + simcall_BODY_process_resume(process); } /** + * \ingroup simix_process_management * \brief Returns the amount of SIMIX processes in the system * * Maestro internal process is not counted, only user code processes are */ -int SIMIX_req_process_count(void) +int simcall_process_count(void) { - s_smx_req_t req; - - req.call = REQ_PROCESS_COUNT; - SIMIX_request_push(&req); - return req.process_count.result; + return simcall_BODY_process_count(); } /** + * \ingroup simix_process_management * \brief Return the user data of a #smx_process_t. - * - * This functions checks whether \a process is a valid pointer or not and return the user data associated to \a process if it is possible. - * \param process SIMIX process - * \return A void pointer to the user data + * \param process a SIMIX process + * \return the user data of this process */ -void* SIMIX_req_process_get_data(smx_process_t process) +void* simcall_process_get_data(smx_process_t process) { - s_smx_req_t req; + if (process == SIMIX_process_self()) { + /* avoid a simcall if this function is called by the process itself */ + return SIMIX_process_get_data(process); + } - req.call = REQ_PROCESS_GET_DATA; - req.process_get_data.process = process; - SIMIX_request_push(&req); - return req.process_get_data.result; + return simcall_BODY_process_get_data(process); } /** - * \brief Set the user data of a #m_process_t. + * \ingroup simix_process_management + * \brief Set the user data of a #smx_process_t. * - * This functions checks whether \a process is a valid pointer or not and set the user data associated to \a process if it is possible. + * This functions sets the user data associated to \a process. * \param process SIMIX process * \param data User data */ -void SIMIX_req_process_set_data(smx_process_t process, void *data) +void simcall_process_set_data(smx_process_t process, void *data) { - s_smx_req_t req; + if (process == SIMIX_process_self()) { + /* avoid a simcall if this function is called by the process itself */ + SIMIX_process_self_set_data(process, data); + } + else { + simcall_BODY_process_set_data(process, data); + } +} - req.call = REQ_PROCESS_SET_DATA; - req.process_set_data.process = process; - req.process_set_data.data = data; - SIMIX_request_push(&req); +/** + * \ingroup simix_process_management + * \brief Set the kill time of a process. + * \param process a process + * \param kill_time a double + */ +void simcall_process_set_kill_time(smx_process_t process, double kill_time) +{ + + if (kill_time > SIMIX_get_clock()) { + if (simix_global->kill_process_function) { + XBT_DEBUG("Set kill time %f for process %s(%s)",kill_time, process->name, + process->smx_host->name); + SIMIX_timer_set(kill_time, simix_global->kill_process_function, process); + } + } } /** + * \ingroup simix_process_management * \brief Return the location on which an agent is running. * - * This functions checks whether \a process is a valid pointer or not and return the m_host_t corresponding to the location on which \a process is running. + * This functions returns the smx_host_t corresponding to the location on which + * \a process is running. * \param process SIMIX process * \return SIMIX host */ -smx_host_t SIMIX_req_process_get_host(smx_process_t process) +smx_host_t simcall_process_get_host(smx_process_t process) { - s_smx_req_t req; - - req.call = REQ_PROCESS_GET_HOST; - req.process_get_host.process = process; - SIMIX_request_push(&req); - return req.process_get_host.result; + return simcall_BODY_process_get_host(process); } /** + * \ingroup simix_process_management * \brief Return the name of an agent. * * This functions checks whether \a process is a valid pointer or not and return its name. * \param process SIMIX process * \return The process name */ -const char* SIMIX_req_process_get_name(smx_process_t process) +const char* simcall_process_get_name(smx_process_t process) { - s_smx_req_t req; - - req.call = REQ_PROCESS_GET_NAME; - req.process_get_name.process = process; - SIMIX_request_push(&req); - return req.process_get_name.result; + if (process == SIMIX_process_self()) { + /* avoid a simcall if this function is called by the process itself */ + return process->name; + } + return simcall_BODY_process_get_name(process); } /** + * \ingroup simix_process_management * \brief Returns true if the process is suspended . * * This checks whether a process is suspended or not by inspecting the task on which it was waiting for the completion. * \param process SIMIX process * \return 1, if the process is suspended, else 0. */ -int SIMIX_req_process_is_suspended(smx_process_t process) +int simcall_process_is_suspended(smx_process_t process) { - s_smx_req_t req; - - req.call = REQ_PROCESS_IS_SUSPENDED; - req.process_is_suspended.process = process; - SIMIX_request_push(&req); - return req.process_is_suspended.result; + return simcall_BODY_process_is_suspended(process); } -/** \ingroup m_process_management +/** + * \ingroup simix_process_management * \brief Return the properties * * This functions returns the properties associated with this process */ -xbt_dict_t SIMIX_req_process_get_properties(smx_process_t process) +xbt_dict_t simcall_process_get_properties(smx_process_t process) { - s_smx_req_t req; + return simcall_BODY_process_get_properties(process); +} +/** + * \ingroup simix_process_management + * \brief Add an on_exit function + * Add an on_exit function which will be executed when the process exits/is killed. + */ +XBT_PUBLIC(void) simcall_process_on_exit(smx_process_t process, int_f_pvoid_t fun, void *data) +{ + simcall_BODY_process_on_exit(process, fun, data); +} +/** + * \ingroup simix_process_management + * \brief Sets the process to be auto-restarted or not by SIMIX when its host comes back up. + * Will restart the process when the host comes back up if auto_restart is set to 1. + */ - req.call = REQ_PROCESS_GET_PROPERTIES; - req.process_get_properties.process = process; - SIMIX_request_push(&req); - return req.process_get_properties.result; +XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int auto_restart) +{ + simcall_BODY_process_auto_restart_set(process, auto_restart); } -/** \brief Creates a new sleep SIMIX action. +/** + * \ingroup simix_process_management + * \brief Restarts the process, killing it and starting it again from scratch. + */ +XBT_PUBLIC(smx_process_t) simcall_process_restart(smx_process_t process) +{ + return simcall_BODY_process_restart(process); +} +/** + * \ingroup simix_process_management + * \brief Creates a new sleep SIMIX action. * * This function creates a SURF action and allocates the data necessary * to create the SIMIX action. It can raise a host_error exception if the * host crashed. The default SIMIX name of the action is "sleep". * - * \param duration Time duration of the sleep. - * \return A result telling whether the sleep was successful + * \param duration Time duration of the sleep. + * \return A result telling whether the sleep was successful */ -e_smx_state_t SIMIX_req_process_sleep(double duration) +e_smx_state_t simcall_process_sleep(double duration) { - s_smx_req_t req; - - req.call = REQ_PROCESS_SLEEP; - req.process_sleep.duration = duration; - SIMIX_request_push(&req); - return req.process_sleep.result; + /* checking for infinite values */ + xbt_assert(isfinite(duration), "duration is not finite!"); + return simcall_BODY_process_sleep(duration); } /** + * \ingroup simix_rdv_management * \brief Creates a new rendez-vous point * \param name The name of the rendez-vous point * \return The created rendez-vous point */ -smx_rdv_t SIMIX_req_rdv_create(const char *name) +smx_rdv_t simcall_rdv_create(const char *name) { - s_smx_req_t req; - - req.call = REQ_RDV_CREATE; - req.rdv_create.name = name; - - SIMIX_request_push(&req); - return req.rdv_create.result; + return simcall_BODY_rdv_create(name); } /** + * \ingroup simix_rdv_management * \brief Destroy a rendez-vous point - * \param name The rendez-vous point to destroy + * \param rdv The rendez-vous point to destroy */ -void SIMIX_req_rdv_destroy(smx_rdv_t rdv) +void simcall_rdv_destroy(smx_rdv_t rdv) { - s_smx_req_t req; - - req.call = REQ_RDV_DESTROY; - req.rdv_destroy.rdv = rdv; - - SIMIX_request_push(&req); + simcall_BODY_rdv_destroy(rdv); } - -smx_rdv_t SIMIX_req_rdv_get_by_name(const char *name) +/** + * \ingroup simix_rdv_management + * \brief Returns a rendez-vous point knowing its name + */ +smx_rdv_t simcall_rdv_get_by_name(const char *name) { - s_smx_req_t req; + xbt_assert(name != NULL, "Invalid parameter for simcall_rdv_get_by_name (name is NULL)"); - req.call = REQ_RDV_GEY_BY_NAME; - req.rdv_get_by_name.name = name; - SIMIX_request_push(&req); - return req.rdv_get_by_name.result; + /* FIXME: this is a horrible lost of performance, so we hack it out by + * skipping the simcall (for now). It works in parallel, it won't work on + * distributed but probably we will change MSG for that. */ + + /* + smx_simcall_t simcall = simcall_mine(); + simcall->call = SIMCALL_RDV_GEY_BY_NAME; + simcall->rdv_get_by_name.name = name; + SIMIX_simcall_push(simcall->issuer); + return simcall->rdv_get_by_name.result;*/ + + return SIMIX_rdv_get_by_name(name); } /** - * \brief counts the number of communication requests of a given host pending - * on a rendez-vous point + * \ingroup simix_rdv_management + * \brief Counts the number of communication actions of a given host pending + * on a rendez-vous point. * \param rdv The rendez-vous point * \param host The host to be counted - * \return The number of comm request pending in the rdv + * \return The number of comm actions pending in the rdv */ -int SIMIX_req_rdv_comm_count_by_host(smx_rdv_t rdv, smx_host_t host) +int simcall_rdv_comm_count_by_host(smx_rdv_t rdv, smx_host_t host) { - s_smx_req_t req; - - req.call = REQ_RDV_COMM_COUNT_BY_HOST; - req.rdv_comm_count_by_host.rdv = rdv; - req.rdv_comm_count_by_host.host = host; - - SIMIX_request_push(&req); - return req.rdv_comm_count_by_host.result; + return simcall_BODY_rdv_comm_count_by_host(rdv, host); } /** + * \ingroup simix_rdv_management * \brief returns the communication at the head of the rendez-vous * \param rdv The rendez-vous point * \return The communication or NULL if empty */ -smx_action_t SIMIX_req_rdv_get_head(smx_rdv_t rdv) +smx_action_t simcall_rdv_get_head(smx_rdv_t rdv) { - s_smx_req_t req; - - req.call = REQ_RDV_GET_HEAD; - req.rdv_get_head.rdv = rdv; - - SIMIX_request_push(&req); - return req.rdv_get_head.result; + return simcall_BODY_rdv_get_head(rdv); } -smx_action_t SIMIX_req_comm_isend(smx_rdv_t rdv, double task_size, double rate, - void *src_buff, size_t src_buff_size, void *data) +void simcall_rdv_set_receiver(smx_rdv_t rdv, smx_process_t process) { - s_smx_req_t req; - - xbt_assert0(rdv, "No rendez-vous point defined for isend"); - - req.call = REQ_COMM_ISEND; - req.comm_isend.rdv = rdv; - req.comm_isend.task_size = task_size; - req.comm_isend.rate = rate; - req.comm_isend.src_buff = src_buff; - req.comm_isend.src_buff_size = src_buff_size; - req.comm_isend.data = data; - - SIMIX_request_push(&req); - return req.comm_isend.result; + simcall_BODY_rdv_set_receiver(rdv, process); } -smx_action_t SIMIX_req_comm_irecv(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size) +smx_process_t simcall_rdv_get_receiver(smx_rdv_t rdv) { - s_smx_req_t req; - - xbt_assert0(rdv, "No rendez-vous point defined for isend"); - - req.call = REQ_COMM_IRECV; - req.comm_irecv.rdv = rdv; - req.comm_irecv.dst_buff = dst_buff; - req.comm_irecv.dst_buff_size = dst_buff_size; + return simcall_BODY_rdv_get_receiver(rdv); +} - SIMIX_request_push(&req); - return req.comm_irecv.result; +/** + * \ingroup simix_comm_management + */ +void simcall_comm_send(smx_rdv_t rdv, double task_size, double rate, + void *src_buff, size_t src_buff_size, + int (*match_fun)(void *, void *, smx_action_t), void *data, + double timeout) +{ + /* checking for infinite values */ + xbt_assert(isfinite(task_size), "task_size is not finite!"); + xbt_assert(isfinite(rate), "rate is not finite!"); + xbt_assert(isfinite(timeout), "timeout is not finite!"); + + xbt_assert(rdv, "No rendez-vous point defined for send"); + + if (MC_is_active()) { + /* the model-checker wants two separate simcalls */ + smx_action_t comm = simcall_comm_isend(rdv, task_size, rate, + src_buff, src_buff_size, match_fun, NULL, data, 0); + simcall_comm_wait(comm, timeout); + } + else { + simcall_BODY_comm_send(rdv, task_size, rate, src_buff, src_buff_size, + match_fun, data, timeout); + } } -void SIMIX_req_comm_destroy(smx_action_t comm) +/** + * \ingroup simix_comm_management + */ +smx_action_t simcall_comm_isend(smx_rdv_t rdv, double task_size, double rate, + void *src_buff, size_t src_buff_size, + int (*match_fun)(void *, void *, smx_action_t), + void (*clean_fun)(void *), + void *data, + int detached) +{ + /* checking for infinite values */ + xbt_assert(isfinite(task_size), "task_size is not finite!"); + xbt_assert(isfinite(rate), "rate is not finite!"); + + xbt_assert(rdv, "No rendez-vous point defined for isend"); + + return simcall_BODY_comm_isend(rdv, task_size, rate, src_buff, + src_buff_size, match_fun, + clean_fun, data, detached); +} +/** + * \ingroup simix_comm_management + */ +void simcall_comm_recv(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size, + int (*match_fun)(void *, void *, smx_action_t), void *data, double timeout) +{ + xbt_assert(isfinite(timeout), "timeout is not finite!"); + xbt_assert(rdv, "No rendez-vous point defined for recv"); + + if (MC_is_active()) { + /* the model-checker wants two separate simcalls */ + smx_action_t comm = simcall_comm_irecv(rdv, dst_buff, dst_buff_size, + match_fun, data); + simcall_comm_wait(comm, timeout); + } + else { + simcall_BODY_comm_recv(rdv, dst_buff, dst_buff_size, + match_fun, data, timeout); + } +} +/** + * \ingroup simix_comm_management + */ +smx_action_t simcall_comm_irecv(smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_size, + int (*match_fun)(void *, void *, smx_action_t), void *data) { - s_smx_req_t req; - - req.call = REQ_COMM_DESTROY; - req.comm_destroy.comm = comm; + xbt_assert(rdv, "No rendez-vous point defined for irecv"); - SIMIX_request_push(&req); + return simcall_BODY_comm_irecv(rdv, dst_buff, dst_buff_size, + match_fun, data); } -void SIMIX_req_comm_cancel(smx_action_t comm) -{ - s_smx_req_t req; - req.call = REQ_COMM_CANCEL; - req.comm_cancel.comm = comm; +/** + * \ingroup simix_comm_management + */ +smx_action_t simcall_comm_iprobe(smx_rdv_t rdv, int src, int tag, + int (*match_fun)(void *, void *, smx_action_t), void *data) +{ + xbt_assert(rdv, "No rendez-vous point defined for iprobe"); - SIMIX_request_push(&req); + return simcall_BODY_comm_iprobe(rdv, src, tag, match_fun, data); } -unsigned int SIMIX_req_comm_waitany(xbt_dynar_t comms) +void simcall_comm_destroy(smx_action_t comm) { - s_smx_req_t req; + xbt_assert(comm, "Invalid parameter"); - req.call = REQ_COMM_WAITANY; - req.comm_waitany.comms = comms; + /* FIXME remove this simcall type: comms are auto-destroyed now */ - SIMIX_request_push(&req); - return req.comm_waitany.result; -} + /* + smx_simcall_t simcall = simcall_mine(); -int SIMIX_req_comm_testany(xbt_dynar_t comms) -{ - s_smx_req_t req; - if (xbt_dynar_length(comms)==0) - return -1; + simcall->call = SIMCALL_COMM_DESTROY; + simcall->comm_destroy.comm = comm; - WARN0("SIMIX_comm_testany is not implemented yet. Using waitany instead. This changes the semantic..."); - req.call = REQ_COMM_WAITANY; - req.comm_waitany.comms = comms; - - SIMIX_request_push(&req); - return req.comm_waitany.result; + SIMIX_simcall_push(simcall->issuer); + */ } -void SIMIX_req_comm_wait(smx_action_t comm, double timeout) +/** + * \ingroup simix_comm_management + */ +void simcall_comm_cancel(smx_action_t comm) { - s_smx_req_t req; - - req.call = REQ_COMM_WAIT; - req.comm_wait.comm = comm; - req.comm_wait.timeout = timeout; - - SIMIX_request_push(&req); + simcall_BODY_comm_cancel(comm); } -int SIMIX_req_comm_test(smx_action_t comm) +/** + * \ingroup simix_comm_management + */ +unsigned int simcall_comm_waitany(xbt_dynar_t comms) { - s_smx_req_t req; - - req.call = REQ_COMM_TEST; - req.comm_test.comm = comm; - - SIMIX_request_push(&req); - return req.comm_test.result; + return simcall_BODY_comm_waitany(comms); } -double SIMIX_req_comm_get_remains(smx_action_t comm) +/** + * \ingroup simix_comm_management + */ +int simcall_comm_testany(xbt_dynar_t comms) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_REMAINS; - req.comm_get_remains.comm = comm; - - SIMIX_request_push(&req); - return req.comm_get_remains.result; + if (xbt_dynar_is_empty(comms)) + return -1; + return simcall_BODY_comm_testany(comms); } -e_smx_state_t SIMIX_req_comm_get_state(smx_action_t comm) +/** + * \ingroup simix_comm_management + */ +void simcall_comm_wait(smx_action_t comm, double timeout) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_STATE; - req.comm_get_state.comm = comm; - - SIMIX_request_push(&req); - return req.comm_get_state.result; + xbt_assert(isfinite(timeout), "timeout is not finite!"); + simcall_BODY_comm_wait(comm, timeout); } -void *SIMIX_req_comm_get_data(smx_action_t comm) +#ifdef HAVE_TRACING +/** + * \brief Set the category of an action. + * + * This functions changes the category only. It calls a surf function. + * \param execution The execution action + * \param category The tracing category + */ +void simcall_set_category(smx_action_t action, const char *category) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_DATA; - req.comm_get_data.comm = comm; - - SIMIX_request_push(&req); - return req.comm_get_data.result; + if (category == NULL) { + return; + } + simcall_BODY_set_category(action, category); } +#endif -void *SIMIX_req_comm_get_src_buff(smx_action_t comm) +/** + * \ingroup simix_comm_management + * + */ +int simcall_comm_test(smx_action_t comm) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_SRC_BUFF; - req.comm_get_src_buff.comm = comm; - - SIMIX_request_push(&req); - return req.comm_get_src_buff.result; + return simcall_BODY_comm_test(comm); } -void *SIMIX_req_comm_get_dst_buff(smx_action_t comm) +/** + * \ingroup simix_comm_management + * + */ +double simcall_comm_get_remains(smx_action_t comm) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_DST_BUFF; - req.comm_get_dst_buff.comm = comm; - - SIMIX_request_push(&req); - return req.comm_get_dst_buff.result; + return simcall_BODY_comm_get_remains(comm); } -size_t SIMIX_req_comm_get_src_buff_size(smx_action_t comm) +/** + * \ingroup simix_comm_management + * + */ +e_smx_state_t simcall_comm_get_state(smx_action_t comm) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_SRC_BUFF_SIZE; - req.comm_get_src_buff_size.comm = comm; - - SIMIX_request_push(&req); - return req.comm_get_src_buff_size.result; + return simcall_BODY_comm_get_state(comm); } -size_t SIMIX_req_comm_get_dst_buff_size(smx_action_t comm) +/** + * \ingroup simix_comm_management + * + */ +void *simcall_comm_get_src_data(smx_action_t comm) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_DST_BUFF_SIZE; - req.comm_get_dst_buff_size.comm = comm; - - SIMIX_request_push(&req); - return req.comm_get_dst_buff_size.result; + return simcall_BODY_comm_get_src_data(comm); } -smx_process_t SIMIX_req_comm_get_src_proc(smx_action_t comm) +/** + * \ingroup simix_comm_management + * + */ +void *simcall_comm_get_dst_data(smx_action_t comm) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_SRC_PROC; - req.comm_get_src_proc.comm = comm; - - SIMIX_request_push(&req); - return req.comm_get_src_proc.result; + return simcall_BODY_comm_get_dst_data(comm); } -smx_process_t SIMIX_req_comm_get_dst_proc(smx_action_t comm) +/** + * \ingroup simix_comm_management + * + */ +smx_process_t simcall_comm_get_src_proc(smx_action_t comm) { - s_smx_req_t req; - - req.call = REQ_COMM_GET_DST_PROC; - req.comm_get_dst_proc.comm = comm; + return simcall_BODY_comm_get_src_proc(comm); +} - SIMIX_request_push(&req); - return req.comm_get_dst_proc.result; +/** + * \ingroup simix_comm_management + * + */ +smx_process_t simcall_comm_get_dst_proc(smx_action_t comm) +{ + return simcall_BODY_comm_get_dst_proc(comm); } #ifdef HAVE_LATENCY_BOUND_TRACKING -int SIMIX_req_comm_is_latency_bounded(smx_action_t comm) +int simcall_comm_is_latency_bounded(smx_action_t comm) { - s_smx_req_t req; - - req.call = REQ_COMM_IS_LATENCY_BOUNDED; - req.comm_is_latency_bounded.comm = comm; - - SIMIX_request_push(&req); - return req.comm_is_latency_bounded.result; + return simcall_BODY_comm_is_latency_bounded(comm); } #endif -smx_mutex_t SIMIX_req_mutex_init(void) +/** + * \ingroup simix_synchro_management + * + */ +smx_mutex_t simcall_mutex_init(void) { - s_smx_req_t req; - - req.call = REQ_MUTEX_INIT; - - SIMIX_request_push(&req); - return req.mutex_init.result; + if(!simix_global) { + fprintf(stderr,"You must run MSG_init before using MSG\n"); // We can't use xbt_die since we may get there before the initialization + xbt_abort(); + } + return simcall_BODY_mutex_init(); } -void SIMIX_req_mutex_destroy(smx_mutex_t mutex) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_mutex_destroy(smx_mutex_t mutex) { - s_smx_req_t req; - - req.call = REQ_MUTEX_DESTROY; - req.mutex_destroy.mutex = mutex; - - SIMIX_request_push(&req); + simcall_BODY_mutex_destroy(mutex); } -void SIMIX_req_mutex_lock(smx_mutex_t mutex) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_mutex_lock(smx_mutex_t mutex) { - s_smx_req_t req; - - req.call = REQ_MUTEX_LOCK; - req.mutex_lock.mutex = mutex; - - SIMIX_request_push(&req); + simcall_BODY_mutex_lock(mutex); } -int SIMIX_req_mutex_trylock(smx_mutex_t mutex) +/** + * \ingroup simix_synchro_management + * + */ +int simcall_mutex_trylock(smx_mutex_t mutex) { - s_smx_req_t req; - - req.call = REQ_MUTEX_TRYLOCK; - req.mutex_trylock.mutex = mutex; - - SIMIX_request_push(&req); - return req.mutex_trylock.result; + return simcall_BODY_mutex_trylock(mutex); } -void SIMIX_req_mutex_unlock(smx_mutex_t mutex) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_mutex_unlock(smx_mutex_t mutex) { - s_smx_req_t req; - - req.call = REQ_MUTEX_UNLOCK; - req.mutex_unlock.mutex = mutex; - - SIMIX_request_push(&req); + simcall_BODY_mutex_unlock(mutex); } - -smx_cond_t SIMIX_req_cond_init(void) +/** + * \ingroup simix_synchro_management + * + */ +smx_cond_t simcall_cond_init(void) { - s_smx_req_t req; - - req.call = REQ_COND_INIT; - - SIMIX_request_push(&req); - return req.cond_init.result; + return simcall_BODY_cond_init(); } -void SIMIX_req_cond_destroy(smx_cond_t cond) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_cond_destroy(smx_cond_t cond) { - s_smx_req_t req; - - req.call = REQ_COND_DESTROY; - req.cond_destroy.cond = cond; - - SIMIX_request_push(&req); + simcall_BODY_cond_destroy(cond); } -void SIMIX_req_cond_signal(smx_cond_t cond) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_cond_signal(smx_cond_t cond) { - s_smx_req_t req; - - req.call = REQ_COND_SIGNAL; - req.cond_signal.cond = cond; - - SIMIX_request_push(&req); + simcall_BODY_cond_signal(cond); } -void SIMIX_req_cond_wait(smx_cond_t cond, smx_mutex_t mutex) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_cond_wait(smx_cond_t cond, smx_mutex_t mutex) { - s_smx_req_t req; - - req.call = REQ_COND_WAIT; - req.cond_wait.cond = cond; - req.cond_wait.mutex = mutex; - - SIMIX_request_push(&req); + simcall_BODY_cond_wait(cond, mutex); } -void SIMIX_req_cond_wait_timeout(smx_cond_t cond, +/** + * \ingroup simix_synchro_management + * + */ +void simcall_cond_wait_timeout(smx_cond_t cond, smx_mutex_t mutex, double timeout) { - s_smx_req_t req; - - req.call = REQ_COND_WAIT_TIMEOUT; - req.cond_wait_timeout.cond = cond; - req.cond_wait_timeout.mutex = mutex; - req.cond_wait_timeout.timeout = timeout; - - SIMIX_request_push(&req); + xbt_assert(isfinite(timeout), "timeout is not finite!"); + simcall_BODY_cond_wait_timeout(cond, mutex, timeout); } -void SIMIX_req_cond_broadcast(smx_cond_t cond) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_cond_broadcast(smx_cond_t cond) { - s_smx_req_t req; - - req.call = REQ_COND_BROADCAST; - req.cond_broadcast.cond = cond; - - SIMIX_request_push(&req); + simcall_BODY_cond_broadcast(cond); } - -smx_sem_t SIMIX_req_sem_init(int capacity) +/** + * \ingroup simix_synchro_management + * + */ +smx_sem_t simcall_sem_init(int capacity) { - s_smx_req_t req; - - req.call = REQ_SEM_INIT; - req.sem_init.capacity = capacity; - - SIMIX_request_push(&req); - return req.sem_init.result; + return simcall_BODY_sem_init(capacity); } -void SIMIX_req_sem_destroy(smx_sem_t sem) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_sem_destroy(smx_sem_t sem) { - s_smx_req_t req; + simcall_sem_destroy(sem); +} - req.call = REQ_SEM_DESTROY; - req.sem_destroy.sem = sem; +/** + * \ingroup simix_synchro_management + * + */ +void simcall_sem_release(smx_sem_t sem) +{ + simcall_BODY_sem_release(sem); +} - SIMIX_request_push(&req); +/** + * \ingroup simix_synchro_management + * + */ +int simcall_sem_would_block(smx_sem_t sem) +{ + return simcall_BODY_sem_would_block(sem); } -void SIMIX_req_sem_release(smx_sem_t sem) +/** + * \ingroup simix_synchro_management + * + */ +void simcall_sem_acquire(smx_sem_t sem) { - s_smx_req_t req; + simcall_BODY_sem_acquire(sem); +} - req.call = REQ_SEM_RELEASE; - req.sem_release.sem = sem; +/** + * \ingroup simix_synchro_management + * + */ +void simcall_sem_acquire_timeout(smx_sem_t sem, double timeout) +{ + xbt_assert(isfinite(timeout), "timeout is not finite!"); + simcall_BODY_sem_acquire_timeout(sem, timeout); +} - SIMIX_request_push(&req); +/** + * \ingroup simix_synchro_management + * + */ +int simcall_sem_get_capacity(smx_sem_t sem) +{ + return simcall_BODY_sem_get_capacity(sem); } -int SIMIX_req_sem_would_block(smx_sem_t sem) +/** + * \ingroup simix_file_management + * + */ +double simcall_file_read(void* ptr, size_t size, size_t nmemb, smx_file_t stream) { - s_smx_req_t req; + return simcall_BODY_file_read(ptr, size, nmemb, stream); +} - req.call = REQ_SEM_WOULD_BLOCK; - req.sem_would_block.sem = sem; +/** + * \ingroup simix_file_management + * + */ +size_t simcall_file_write(const void* ptr, size_t size, size_t nmemb, smx_file_t stream) +{ + return simcall_BODY_file_write(ptr, size, nmemb, stream); +} - SIMIX_request_push(&req); - return req.sem_would_block.result; +/** + * \ingroup simix_file_management + * \brief + */ +smx_file_t simcall_file_open(const char* mount, const char* path, const char* mode) +{ + return simcall_BODY_file_open(mount, path, mode); } -void SIMIX_req_sem_acquire(smx_sem_t sem) +/** + * \ingroup simix_file_management + * + */ +int simcall_file_close(smx_file_t fp) { - s_smx_req_t req; + return simcall_BODY_file_close(fp); +} - req.call = REQ_SEM_ACQUIRE; - req.sem_acquire.sem = sem; +/** + * \ingroup simix_file_management + * + */ +int simcall_file_stat(smx_file_t fd, s_file_stat_t *buf) +{ + return simcall_BODY_file_stat(fd, buf); +} - SIMIX_request_push(&req); +/** + * \ingroup simix_file_management + * + */ +int simcall_file_unlink(smx_file_t fd) +{ + return simcall_BODY_file_unlink(fd); } -void SIMIX_req_sem_acquire_timeout(smx_sem_t sem, double timeout) +/** + * \ingroup simix_file_management + * + */ +xbt_dict_t simcall_file_ls(const char* mount, const char* path) { - s_smx_req_t req; + return simcall_BODY_file_ls(mount, path); +} - req.call = REQ_SEM_ACQUIRE_TIMEOUT; - req.sem_acquire_timeout.sem = sem; - req.sem_acquire_timeout.timeout = timeout; +#ifdef HAVE_MC - SIMIX_request_push(&req); +void *simcall_mc_snapshot(void) +{ + return simcall_BODY_mc_snapshot(); } -int SIMIX_req_sem_get_capacity(smx_sem_t sem) -{ - s_smx_req_t req; +int simcall_mc_compare_snapshots(void *s1, void *s2){ + return simcall_BODY_mc_compare_snapshots(s1, s2); +} - req.call = REQ_SEM_GET_CAPACITY; - req.sem_get_capacity.sem = sem; +#endif /* HAVE_MC */ - SIMIX_request_push(&req); - return req.sem_get_capacity.result; -} +/* ****************************************************************************************** */ +/* TUTORIAL: New API */ +/* All functions for simcall */ +/* ****************************************************************************************** */ +int simcall_new_api_fct(const char* param1, double param2){ + smx_simcall_t simcall = SIMIX_simcall_mine(); + simcall->call = SIMCALL_NEW_API_INIT; + simcall->new_api.param1 = param1; + simcall->new_api.param2 = param2; + SIMIX_simcall_push(simcall->issuer); + return simcall->new_api.result; +} +/* ************************************************************************** */ +/** @brief returns a printable string representing a simcall */ +const char *SIMIX_simcall_name(e_smx_simcall_t kind) { + return simcall_names[kind]; +}