| // Copyright 2017 The Fuchsia Authors |
| // |
| // Use of this source code is governed by a MIT-style |
| // license that can be found in the LICENSE file or at |
| // https://opensource.org/licenses/MIT |
| |
| #include <object/guest_dispatcher.h> |
| |
| #include <arch/hypervisor.h> |
| #include <fbl/alloc_checker.h> |
| #include <object/vm_address_region_dispatcher.h> |
| #include <zircon/rights.h> |
| |
| // static |
| zx_status_t GuestDispatcher::Create(fbl::RefPtr<Dispatcher>* guest_dispatcher, |
| zx_rights_t* guest_rights, |
| fbl::RefPtr<Dispatcher>* vmar_dispatcher, |
| zx_rights_t* vmar_rights) { |
| fbl::unique_ptr<Guest> guest; |
| zx_status_t status = Guest::Create(&guest); |
| if (status != ZX_OK) { |
| return status; |
| } |
| |
| fbl::AllocChecker ac; |
| auto disp = fbl::AdoptRef(new (&ac) GuestDispatcher(fbl::move(guest))); |
| if (!ac.check()) { |
| return ZX_ERR_NO_MEMORY; |
| } |
| |
| status = VmAddressRegionDispatcher::Create(disp->guest()->AddressSpace()->RootVmar(), 0, |
| vmar_dispatcher, vmar_rights); |
| if (status != ZX_OK) { |
| return status; |
| } |
| |
| *guest_rights = ZX_DEFAULT_GUEST_RIGHTS; |
| *guest_dispatcher = fbl::move(disp); |
| return ZX_OK; |
| } |
| |
| GuestDispatcher::GuestDispatcher(fbl::unique_ptr<Guest> guest) |
| : guest_(fbl::move(guest)) {} |
| |
| GuestDispatcher::~GuestDispatcher() {} |
| |
| zx_status_t GuestDispatcher::SetTrap(uint32_t kind, zx_vaddr_t addr, size_t len, |
| fbl::RefPtr<PortDispatcher> port, uint64_t key) { |
| canary_.Assert(); |
| return guest_->SetTrap(kind, addr, len, fbl::move(port), key); |
| } |