-/* Copyright (c) 2007-2017. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2007-2019. 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. */
-#include <xbt/ex.hpp>
-#include <xbt/sysdep.h>
-#include <xbt/log.h>
-#include <xbt/dict.h>
-
+#include "mc/mc.h"
+#include "simgrid/Exception.hpp"
#include "simgrid/s4u/Host.hpp"
-#include "simgrid/s4u/Storage.hpp"
-#include "src/surf/FileImpl.hpp"
-#include "src/surf/StorageImpl.hpp"
-#include "surf/surf.h"
-
-#include <mc/mc.h>
-
-#include "src/surf/surf_interface.hpp"
-#include "smx_private.h"
+#include "simgrid/s4u/Io.hpp"
-#include "src/kernel/activity/SynchroIo.hpp"
+#include "smx_private.hpp"
+#include "src/kernel/activity/IoImpl.hpp"
+#include "src/mc/mc_replay.hpp"
+#include "src/simix/smx_io_private.hpp"
+#include "src/surf/StorageImpl.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_io, simix, "Logging specific to SIMIX (io)");
-//SIMIX FILE READ
-void simcall_HANDLER_file_read(smx_simcall_t simcall, surf_file_t fd, sg_size_t size, sg_host_t host)
-{
- smx_activity_t synchro = SIMIX_file_read(fd, size, host);
- synchro->simcalls.push_back(simcall);
- simcall->issuer->waiting_synchro = synchro;
-}
-
-smx_activity_t SIMIX_file_read(surf_file_t file, sg_size_t size, sg_host_t host)
+void simcall_HANDLER_io_wait(smx_simcall_t simcall, smx_activity_t synchro)
{
- /* check if the host is active */
- if (host->isOff())
- THROWF(host_error, 0, "Host %s failed, you cannot call this function", host->cname());
-
- simgrid::kernel::activity::IoImpl* synchro = new simgrid::kernel::activity::IoImpl();
- synchro->host = host;
- synchro->surf_io = surf_host_read(host, file, size);
-
- synchro->surf_io->setData(synchro);
- XBT_DEBUG("Create io synchro %p", synchro);
-
- return synchro;
-}
+ XBT_DEBUG("Wait for execution of synchro %p, state %d", synchro.get(), (int)synchro->state_);
-//SIMIX FILE WRITE
-void simcall_HANDLER_file_write(smx_simcall_t simcall, surf_file_t fd, sg_size_t size, sg_host_t host)
-{
- smx_activity_t synchro = SIMIX_file_write(fd, size, host);
- synchro->simcalls.push_back(simcall);
+ /* Associate this simcall to the synchro */
+ synchro->simcalls_.push_back(simcall);
simcall->issuer->waiting_synchro = synchro;
-}
-smx_activity_t SIMIX_file_write(surf_file_t file, sg_size_t size, sg_host_t host)
-{
- if (host->isOff())
- THROWF(host_error, 0, "Host %s failed, you cannot call this function", host->cname());
-
- simgrid::kernel::activity::IoImpl* synchro = new simgrid::kernel::activity::IoImpl();
- synchro->host = host;
- synchro->surf_io = surf_host_write(host, file, size);
- synchro->surf_io->setData(synchro);
- XBT_DEBUG("Create io synchro %p", synchro);
-
- return synchro;
-}
-
-//SIMIX FILE OPEN
-void simcall_HANDLER_file_open(smx_simcall_t simcall, const char* mount, const char* path, sg_storage_t st)
-{
- smx_activity_t synchro = SIMIX_file_open(mount, path, st);
- synchro->simcalls.push_back(simcall);
- simcall->issuer->waiting_synchro = synchro;
-}
-
-smx_activity_t SIMIX_file_open(const char* mount, const char* path, sg_storage_t st)
-{
- if (st->host()->isOff())
- THROWF(host_error, 0, "Host %s failed, you cannot call this function", st->host()->cname());
-
- simgrid::kernel::activity::IoImpl* synchro = new simgrid::kernel::activity::IoImpl();
- synchro->host = st->host();
- synchro->surf_io = st->pimpl_->open(mount, path);
- synchro->surf_io->setData(synchro);
- XBT_DEBUG("Create io synchro %p", synchro);
-
- return synchro;
-}
-
-//SIMIX FILE CLOSE
-void simcall_HANDLER_file_close(smx_simcall_t simcall, surf_file_t fd, sg_host_t host)
-{
- smx_activity_t synchro = SIMIX_file_close(fd, host);
- synchro->simcalls.push_back(simcall);
- simcall->issuer->waiting_synchro = synchro;
-}
-
-smx_activity_t SIMIX_file_close(surf_file_t file, sg_host_t host)
-{
- if (host->isOff())
- THROWF(host_error, 0, "Host %s failed, you cannot call this function", host->cname());
-
- simgrid::kernel::activity::IoImpl* synchro = new simgrid::kernel::activity::IoImpl();
- synchro->host = host;
- synchro->surf_io = surf_host_close(host, file);
- synchro->surf_io->setData(synchro);
- XBT_DEBUG("Create io synchro %p", synchro);
-
- return synchro;
-}
-
-//SIMIX FILE UNLINK
-int SIMIX_file_unlink(surf_file_t file, sg_host_t host)
-{
- if (host->isOff())
- THROWF(host_error, 0, "Host %s failed, you cannot call this function", host->cname());
-
- return surf_host_unlink(host, file);
-}
-
-sg_size_t SIMIX_file_get_size(surf_file_t fd)
-{
- return fd->size();
-}
-
-sg_size_t SIMIX_file_tell(surf_file_t fd)
-{
- return fd->tell();
-}
-
-int SIMIX_file_seek(surf_file_t fd, sg_offset_t offset, int origin)
-{
- return fd->seek(offset, origin);
-}
-
-int simcall_HANDLER_file_move(smx_simcall_t simcall, surf_file_t file, const char* fullpath)
-{
- return SIMIX_file_move(simcall->issuer, file, fullpath);
-}
-
-int SIMIX_file_move(smx_actor_t process, surf_file_t file, const char* fullpath)
-{
- sg_host_t host = process->host;
- return surf_host_file_move(host, file, fullpath);
-}
+ /* set surf's synchro */
+ if (MC_is_active() || MC_record_replay_is_active()) {
+ synchro->state_ = SIMIX_DONE;
+ SIMIX_io_finish(synchro);
+ return;
+ }
-void SIMIX_io_destroy(smx_activity_t synchro)
-{
- simgrid::kernel::activity::IoImplPtr io = boost::static_pointer_cast<simgrid::kernel::activity::IoImpl>(synchro);
- XBT_DEBUG("Destroy synchro %p", synchro.get());
- if (io->surf_io)
- io->surf_io->unref();
+ /* If the synchro is already finished then perform the error handling */
+ if (synchro->state_ != SIMIX_RUNNING)
+ SIMIX_io_finish(synchro);
}
void SIMIX_io_finish(smx_activity_t synchro)
{
- for (smx_simcall_t simcall : synchro->simcalls) {
- switch (synchro->state) {
+ for (smx_simcall_t const& simcall : synchro->simcalls_) {
+ switch (synchro->state_) {
case SIMIX_DONE:
/* do nothing, synchro done */
break;
SMX_EXCEPTION(simcall->issuer, cancel_error, 0, "Canceled");
break;
default:
- xbt_die("Internal error in SIMIX_io_finish: unexpected synchro state %d", static_cast<int>(synchro->state));
- }
-
- if (simcall->issuer->host->isOff()) {
- simcall->issuer->context->iwannadie = 1;
+ xbt_die("Internal error in SIMIX_io_finish: unexpected synchro state %d", static_cast<int>(synchro->state_));
}
simcall->issuer->waiting_synchro = nullptr;
- SIMIX_simcall_answer(simcall);
+ if (simcall->issuer->host_->is_on())
+ SIMIX_simcall_answer(simcall);
+ else
+ simcall->issuer->context_->iwannadie = true;
}
-
- /* We no longer need it */
- SIMIX_io_destroy(synchro);
}