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added lock create and destroy system calls

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This commit is contained in:
Samy Solhi 2023-04-12 23:10:26 +02:00
parent 6c3655bd78
commit 6e6d3424f5
1 changed files with 18 additions and 2 deletions
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20
src/kernel/exception.rs
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@ -175,8 +175,8 @@ fn syscall(machine: &mut Machine, system: &mut System) -> Result<MachineOk, Mach
SC_V => sc_v(machine, system), SC_V => sc_v(machine, system),
SC_SEM_CREATE => sc_sem_create(machine, system), SC_SEM_CREATE => sc_sem_create(machine, system),
SC_SEM_DESTROY => sc_sem_remove(machine, system), SC_SEM_DESTROY => sc_sem_remove(machine, system),
SC_LOCK_CREATE => todo!(), SC_LOCK_CREATE => sc_lock_create(machine, system),
SC_LOCK_DESTROY => todo!(), SC_LOCK_DESTROY => sc_lock_destroy(machine, system),
SC_LOCK_ACQUIRE => todo!(), SC_LOCK_ACQUIRE => todo!(),
SC_LOCK_RELEASE => todo!(), SC_LOCK_RELEASE => todo!(),
SC_COND_CREATE => todo!(), SC_COND_CREATE => todo!(),
@ -197,6 +197,22 @@ fn syscall(machine: &mut Machine, system: &mut System) -> Result<MachineOk, Mach
} }
} }
fn sc_lock_create(machine: &mut Machine, system: &mut System) -> Result<MachineOk, MachineError> {
let addr_name = machine.read_int_register(10) as usize;
let size = get_length_param(addr_name, &machine);
let _name = get_string_param(addr_name, size, machine);
let lock = Lock::new();
let id = system.get_thread_manager().get_obj_addrs().add_lock(lock);
machine.write_int_register(10, id as i64);
Ok(MachineOk::Ok)
}
fn sc_lock_destroy(machine: &mut Machine, system: &mut System) -> Result<MachineOk, MachineError> {
let id = machine.read_int_register(10) as i32;
system.get_thread_manager().get_obj_addrs().remove_lock(id);
Ok(MachineOk::Ok)
}
fn sc_p(machine: &mut Machine, system: &mut System) -> Result<MachineOk, MachineError> { fn sc_p(machine: &mut Machine, system: &mut System) -> Result<MachineOk, MachineError> {
let id_sema = machine.int_reg.get_reg(10); let id_sema = machine.int_reg.get_reg(10);
system.get_thread_manager().sem_p(id_sema as i32, machine) system.get_thread_manager().sem_p(id_sema as i32, machine)