1 /* Copyright (c) 2019-2021. 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. */
6 #include "simgrid/s4u/Disk.hpp"
7 #include "simgrid/s4u/Engine.hpp"
8 #include "simgrid/s4u/Host.hpp"
9 #include "simgrid/s4u/Io.hpp"
10 #include "simgrid/simix.hpp"
11 #include "src/kernel/resource/DiskImpl.hpp"
15 template class xbt::Extendable<s4u::Disk>;
19 xbt::signal<void(Disk&)> Disk::on_creation;
20 xbt::signal<void(Disk const&)> Disk::on_destruction;
21 xbt::signal<void(Disk const&)> Disk::on_state_change;
23 double Disk::get_read_bandwidth() const
25 return this->pimpl_->get_read_bandwidth();
28 double Disk::get_write_bandwidth() const
30 return pimpl_->get_write_bandwidth();
33 Host* Disk::get_host() const
35 return pimpl_->get_host();
38 const std::unordered_map<std::string, std::string>* Disk::get_properties() const
40 return pimpl_->get_properties();
43 const char* Disk::get_property(const std::string& key) const
45 return this->pimpl_->get_property(key);
48 void Disk::set_property(const std::string& key, const std::string& value)
50 kernel::actor::simcall([this, &key, &value] { this->pimpl_->set_property(key, value); });
53 IoPtr Disk::io_init(sg_size_t size, Io::OpType type)
55 return Io::init()->set_disk(this)->set_size(size)->set_op_type(type);
58 IoPtr Disk::read_async(sg_size_t size)
60 return IoPtr(io_init(size, Io::OpType::READ))->start();
63 sg_size_t Disk::read(sg_size_t size)
65 return IoPtr(io_init(size, Io::OpType::READ))->start()->wait()->get_performed_ioops();
68 IoPtr Disk::write_async(sg_size_t size)
70 return IoPtr(io_init(size, Io::OpType::WRITE)->start());
73 sg_size_t Disk::write(sg_size_t size)
75 return IoPtr(io_init(size, Io::OpType::WRITE))->start()->wait()->get_performed_ioops();
79 } // namespace simgrid
81 /* **************************** Public C interface *************************** */
83 const char* sg_disk_get_name(const_sg_disk_t disk)
85 return disk->get_cname();
88 sg_host_t sg_disk_get_host(const_sg_disk_t disk)
90 return disk->get_host();
93 double sg_disk_read_bandwidth(const_sg_disk_t disk)
95 return disk->get_read_bandwidth();
98 double sg_disk_write_bandwidth(const_sg_disk_t disk)
100 return disk->get_write_bandwidth();
103 sg_size_t sg_disk_read(sg_disk_t disk, sg_size_t size)
105 return disk->read(size);
107 sg_size_t sg_disk_write(sg_disk_t disk, sg_size_t size)
109 return disk->write(size);
112 void* sg_disk_get_data(const_sg_disk_t disk)
114 return disk->get_data();
117 void sg_disk_set_data(sg_disk_t disk, void* data)
119 disk->set_data(data);