# Struct os::task::task::TaskControlBlockInner

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    pub struct TaskControlBlockInner {Show 16 fields
        pub trap_cx_ppn: PhysPageNum,
        pub base_size: usize,
        pub task_cx: TaskContext,
        pub task_status: TaskStatus,
        pub memory_set: MemorySet,
        pub parent: Option<Weak<TaskControlBlock>>,
        pub children: Vec<Arc<TaskControlBlock>>,
        pub exit_code: i32,
        pub fd_table: Vec<Option<Arc<dyn File + Send + Sync>>>,
        pub signals: SignalFlags,
        pub signal_mask: SignalFlags,
        pub handling_sig: isize,
        pub signal_actions: SignalActions,
        pub killed: bool,
        pub frozen: bool,
        pub trap_ctx_backup: Option<TrapContext>,
    }

## Fields

`trap_cx_ppn: PhysPageNum` `base_size: usize` `task_cx: TaskContext` `task_status: TaskStatus` `memory_set: MemorySet` `parent: Option<Weak<TaskControlBlock>>` `children: Vec<Arc<TaskControlBlock>>` `exit_code: i32` `fd_table: Vec<Option<Arc<dyn File + Send + Sync>>>` `signals: SignalFlags` `signal_mask: SignalFlags` `handling_sig: isize` `signal_actions: SignalActions` `killed: bool` `frozen: bool` `trap_ctx_backup: Option<TrapContext>`

## Implementations

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### impl TaskControlBlockInner

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#### pub fn get_trap_cx(&self) -> &'static mut TrapContext

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#### pub fn get_user_token(&self) -> usize

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#### fn get_status(&self) -> TaskStatus

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#### pub fn is_zombie(&self) -> bool

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#### pub fn alloc_fd(&mut self) -> usize

## Auto Trait Implementations

### impl !RefUnwindSafe for TaskControlBlockInner

### impl Send for TaskControlBlockInner

### impl Sync for TaskControlBlockInner

### impl Unpin for TaskControlBlockInner

### impl !UnwindSafe for TaskControlBlockInner

## Blanket Implementations

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### impl<T> Any for T where
T: 'static + ?Sized,

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#### fn type_id(&self) -> TypeId

Gets the `TypeId` of `self`. Read more

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### impl<T> Borrow<T> for T where
T: ?Sized,

const: unstable · source

#### fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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### impl<T> BorrowMut<T> for T where
T: ?Sized,

const: unstable · source

#### fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

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### impl<T> From<T> for T

const: unstable · source

#### fn from(t: T) -> T

Returns the argument unchanged.

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### impl<T, U> Into<U> for T where
U: From<T>,

const: unstable · source

#### fn into(self) -> U

Calls `U::from(self)`.

That is, this conversion is whatever the implementation of `From<T> for U` chooses to do.

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### impl<T, U> TryFrom<U> for T where
U: Into<T>,

#### type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

#### fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

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### impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

#### type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

#### fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.