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RegisterInterfaceMap

Struct RegisterInterfaceMap 

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pub struct RegisterInterfaceMap {
    pub inputs: Vec<VarnodeId>,
    pub outputs: Vec<VarnodeId>,
    pub returns: usize,
    pub projections: Vec<DerivedOutput>,
}
Expand description

The ordered, machine-readable register interface of a materialized function: which register each by-value input parameter binds, and which register each return-pack slot stores back. Slot i of inputs is the i-th register param; slot i of outputs is the i-th pack field.

Both the register channel’s own rewrite (regpure calls) and the emulator’s implicit (zero-arg) convention read this: implicitly, param i is seeded from inputs[i] at entry and pack slot i is stored back to outputs[i] on return.

A third category sits alongside those two: a register that is neither an input nor packed, because it is derived — see projections.

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§inputs: Vec<VarnodeId>

Register bound by each by-value input parameter, in parameter order.

§outputs: Vec<VarnodeId>

Register written back by each return-pack slot, in pack order. Ordered returns-first: slots ..returns carry real computed values, the rest are clobbers (undefined — poison — at a rewritten call site).

§returns: usize

How many leading outputs slots are return values (the rest are clobbers). A bodied function replays every slot as a real store, so its returns == outputs.len(); a prototyped external returns only its ABI return register(s) and clobbers the caller-saved tail.

§projections: Vec<DerivedOutput>

Registers whose returned value is computed by a linked projection rather than carried in the pack (see DerivedOutput). Unordered and disjoint from outputs; a consumer that needs such a register’s value evaluates its projection instead of reading a pack field.

#[serde(default)] (→ empty) covers self-describing formats only. A .harbinger session payload is positional bincode under a hard version lock with no migration path, so adding this field changed the payload layout and required a harbinger_session::session::FORMAT_VERSION bump — old sessions are rejected, not defaulted.

Trait Implementations§

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impl Clone for RegisterInterfaceMap

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fn clone(&self) -> RegisterInterfaceMap

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for RegisterInterfaceMap

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl Default for RegisterInterfaceMap

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fn default() -> RegisterInterfaceMap

Returns the “default value” for a type. Read more
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impl<'de> Deserialize<'de> for RegisterInterfaceMap

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Eq for RegisterInterfaceMap

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impl PartialEq for RegisterInterfaceMap

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fn eq(&self, other: &RegisterInterfaceMap) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl Serialize for RegisterInterfaceMap

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl StructuralPartialEq for RegisterInterfaceMap

Auto Trait 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,

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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,

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,

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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.