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halo.go
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halo.go
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package main
import (
"fmt"
"encoding/hex"
"github.com/ebfe/scard"
"github.com/rozifus/silotools/pkg/halo"
)
type HaloCmd struct {
Keys HaloKeysCmd `cmd`
Sign HaloSignCmd `cmd`
}
type HaloKeysCmd struct {}
type HaloSignCmd struct {
Key uint8 `field`
Data string `field`
}
func (cmd *HaloKeysCmd) Run(cliCtx *CliContext) error {
cardCtx, err := scard.EstablishContext()
if err != nil {
return err
}
defer cardCtx.Release()
card, err := InitializeCard(cardCtx)
if err != nil {
return err
}
defer card.Disconnect(scard.ResetCard)
keys, err := halo.Keys(card)
if err != nil {
return err
}
for index, key := range keys {
fmt.Printf("key%v: %s\n", index+1, key)
}
return nil
}
func (cmd *HaloSignCmd) Run(cliCtx *CliContext) error {
cardCtx, err := scard.EstablishContext()
if err != nil {
return err
}
defer cardCtx.Release()
card, err := InitializeCard(cardCtx)
if err != nil {
return err
}
defer card.Disconnect(scard.ResetCard)
dataToSign, err := hex.DecodeString(cmd.Data)
if err != nil {
fmt.Println("Invalid hex data for signing:")
fmt.Printf("%v\n", err)
return err
}
res, err := halo.Sign(card, cmd.Key, dataToSign)
if err != nil {
fmt.Printf("%v\n", err)
return err
}
fmt.Println(hex.EncodeToString(res))
return nil
}