20 lines
641 B
Rust
20 lines
641 B
Rust
use openpgp_card::OpenPgp;
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use openpgp_card_pcsc::PcscBackend;
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use rust_util::XResult;
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pub fn get_openpgp_card() -> XResult<OpenPgp> {
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let card = get_card()?;
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Ok(OpenPgp::new(card))
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}
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pub fn get_card() -> XResult<PcscBackend> {
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let card_list = opt_result!(PcscBackend::cards(None), "Read OpenPGP card list failed: {}");
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if card_list.is_empty() {
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return simple_error!("Cannot find any card");
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}
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if card_list.len() > 1 {
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warning!("Find {} OpenPGP cards, will use first card", card_list.len());
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}
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Ok(opt_value_result!(card_list.into_iter().next(), "SHOULD NOT HAPPEN, CANNOT FIND ANY CARD"))
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}
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