status-im
/
keycard-go
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add identifiers package

This commit is contained in:
Andrea Franz 2019-03-06 11:30:00 +01:00
parent cfdc2c0eed
commit 3c0ece1eec
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GPG Key ID: 4F0D2F2D9DE7F29D
2 changed files with 52 additions and 20 deletions
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49
globalplatform/command_set.go
View File

@ -7,22 +7,13 @@ import (
"os"
"github.com/status-im/keycard-go/apdu"
)
var (
CardManagerAID = []byte{0xa0, 0x00, 0x00, 0x01, 0x51, 0x00, 0x00, 0x00}
CardTestKey = []byte{0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f}
AppletPkgAID = []byte{0xA0, 0x00, 0x00, 0x08, 0x04, 0x00, 0x01}
WalletAID = []byte{0xA0, 0x00, 0x00, 0x08, 0x04, 0x00, 0x01, 0x01}
WalletInstanceAID = []byte{0xA0, 0x00, 0x00, 0x08, 0x04, 0x00, 0x01, 0x01, 0x01}
NdefAppletAID = []byte{0xA0, 0x00, 0x00, 0x08, 0x04, 0x00, 0x01, 0x02}
NdefInstanceAID = []byte{0xD2, 0x76, 0x00, 0x00, 0x85, 0x01, 0x01}
"github.com/status-im/keycard-go/identifiers"
)
type LoadingCallback = func(loadingBlock, totalBlocks int)
const defaultKeycardInstanceAID = 1
type CommandSet struct {
c Channel
session *Session
@ -40,7 +31,7 @@ func (cs *CommandSet) Select() error {
InsSelect,
uint8(0x04),
uint8(0x00),
CardManagerAID,
identifiers.CardManagerAID,
)
resp, err := cs.c.Send(cmd)
@ -62,10 +53,15 @@ func (cs *CommandSet) OpenSecureChannel() error {
}
func (cs *CommandSet) DeleteKeycardInstancesAndPackage() error {
instanceAID, err := identifiers.KeycardInstanceAID(defaultKeycardInstanceAID)
if err != nil {
return err
}
ids := [][]byte{
NdefInstanceAID,
WalletInstanceAID,
AppletPkgAID,
identifiers.NdefInstanceAID,
instanceAID,
identifiers.PackageAID,
}
for _, id := range ids {
@ -80,7 +76,7 @@ func (cs *CommandSet) DeleteKeycardInstancesAndPackage() error {
}
func (cs *CommandSet) LoadKeycardPackage(capFile *os.File, callback LoadingCallback) error {
preLoad := NewCommandInstallForLoad(AppletPkgAID, CardManagerAID)
preLoad := NewCommandInstallForLoad(identifiers.PackageAID, identifiers.CardManagerAID)
resp, err := cs.c.Send(preLoad)
if err = cs.checkOK(resp, err); err != nil {
return err
@ -104,11 +100,24 @@ func (cs *CommandSet) LoadKeycardPackage(capFile *os.File, callback LoadingCallb
}
func (cs *CommandSet) InstallNDEFApplet(ndefRecord []byte) error {
return cs.installForInstall(AppletPkgAID, NdefAppletAID, NdefInstanceAID, ndefRecord)
return cs.installForInstall(
identifiers.PackageAID,
identifiers.NdefAID,
identifiers.NdefInstanceAID,
ndefRecord)
}
func (cs *CommandSet) InstallKeycardApplet() error {
return cs.installForInstall(AppletPkgAID, WalletAID, WalletInstanceAID, []byte{})
instanceAID, err := identifiers.KeycardInstanceAID(defaultKeycardInstanceAID)
if err != nil {
return err
}
return cs.installForInstall(
identifiers.PackageAID,
identifiers.KeycardAID,
instanceAID,
[]byte{})
}
func (cs *CommandSet) installForInstall(packageAID, appletAID, instanceAID, params []byte) error {
@ -125,7 +134,7 @@ func (cs *CommandSet) initializeUpdate(hostChallenge []byte) error {
}
// verify cryptogram and initialize session keys
keys := NewSCP02Keys(CardTestKey, CardTestKey)
keys := NewSCP02Keys(identifiers.CardTestKey, identifiers.CardTestKey)
session, err := NewSession(keys, resp, hostChallenge)
cs.c = NewSecureChannel(session, cs.c)
cs.session = session

23
identifiers/identifiers.go Normal file
View File

@ -0,0 +1,23 @@
package identifiers
import "errors"
var (
CardManagerAID = []byte{0xa0, 0x00, 0x00, 0x01, 0x51, 0x00, 0x00, 0x00}
CardTestKey = []byte{0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f}
PackageAID = []byte{0xA0, 0x00, 0x00, 0x08, 0x04, 0x00, 0x01}
KeycardAID = []byte{0xA0, 0x00, 0x00, 0x08, 0x04, 0x00, 0x01, 0x01}
NdefAID = []byte{0xA0, 0x00, 0x00, 0x08, 0x04, 0x00, 0x01, 0x02}
NdefInstanceAID = []byte{0xD2, 0x76, 0x00, 0x00, 0x85, 0x01, 0x01}
ErrInvalidInstanceIndex = errors.New("instance index must be between 1 and 255")
)
func KeycardInstanceAID(index int) ([]byte, error) {
if index < 0x01 || index > 0xFF {
return nil, ErrInvalidInstanceIndex
}
return append(KeycardAID, byte(index)), nil
}