turnkey/openpgp-card
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For CardBackend and CardTransaction, implement T for Box<T>

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- Allow a Box<dyn CardBackend> to be used in all contexts where a
    type that implements CardBackend can be used.

  - Likewise for CardTransaction.
This commit is contained in:
Neal H. Walfield 2022-02-18 17:45:09 +01:00
parent ff1dac427c
commit c4119ae77f
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2 changed files with 3 additions and 0 deletions
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1
openpgp-card/Cargo.toml
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@ -12,6 +12,7 @@ repository = "https://gitlab.com/hkos/openpgp-card"
documentation = "https://docs.rs/crate/openpgp-card" documentation = "https://docs.rs/crate/openpgp-card"
[dependencies] [dependencies]
blanket = "0.2.0"
nom = "6" nom = "6"
hex-literal = "0.3" hex-literal = "0.3"
hex-slice = "0.1" hex-slice = "0.1"

2
openpgp-card/src/lib.rs
View file

@ -55,6 +55,7 @@ use crate::tlv::tag::Tag;
use crate::tlv::value::Value; use crate::tlv::value::Value;
use crate::tlv::Tlv; use crate::tlv::Tlv;
#[blanket::blanket(derive(Box))]
pub trait CardBackend { pub trait CardBackend {
fn transaction( fn transaction(
&mut self, &mut self,
@ -67,6 +68,7 @@ pub trait CardBackend {
/// after opening a transaction from a CardBackend. /// after opening a transaction from a CardBackend.
/// ///
/// CardTransaction exposes low-level access to OpenPGP card functionality. /// CardTransaction exposes low-level access to OpenPGP card functionality.
#[blanket::blanket(derive(Box))]
pub trait CardTransaction { pub trait CardTransaction {
/// Transmit the command data in `cmd` to the card. /// Transmit the command data in `cmd` to the card.
/// ///