yaole
89 lines
2.2 KiB
Go
89 lines
2.2 KiB
Go
package sdf
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import (
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"encoding/binary"
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"fmt"
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"xdx.jelly/xgcl/api/common"
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)
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type DeviceInfo struct {
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IssuerName [40]byte
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DeviceName [16]byte
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DeviceSerial [16]byte
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DeviceVersion uint32
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StandardVersion uint32
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AsymAlgAbility [2]uint32
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SymAlgAbility uint32
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HashAlgAbility uint32
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BufferSize uint32
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}
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func (d *DeviceInfo) Size() int {
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return 40 + 16 + 16 + 4*7
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}
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func strlen(s []byte) int {
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for i, c := range s {
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if c == 0 {
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return i
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}
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}
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return len(s)
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}
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func (d *DeviceInfo) String() string {
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return fmt.Sprintf("IssuerName: %s\nDeviceName: %s\nDeviceSerial: %s\nDeviceVersion: 0x%08x\nStandardVersion: 0x%08x\nAsymAlgAbility: 0x%08x%08x\nSymAlgAbility 0x%08x\nHashAlgAbility 0x%08x\nBufferSize: 0x%08x",
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string(d.IssuerName[:strlen(d.IssuerName[:])]),
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string(d.DeviceName[:strlen(d.DeviceName[:])]),
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string(d.DeviceSerial[:strlen(d.DeviceSerial[:])]),
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d.DeviceVersion,
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d.StandardVersion,
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d.AsymAlgAbility[0],
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d.AsymAlgAbility[1],
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d.SymAlgAbility,
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d.HashAlgAbility,
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d.BufferSize)
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}
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func (d *DeviceInfo) Unmarshal(data []byte) error {
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fmt.Println(data)
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if len(data) < d.Size() {
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return common.SDR_INARGERR
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}
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n := copy(d.IssuerName[:], data)
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data = data[n:]
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n = copy(d.DeviceName[:], data)
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data = data[n:]
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n = copy(d.DeviceSerial[:], data)
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data = data[n:]
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d.DeviceVersion = binary.LittleEndian.Uint32(data)
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data = data[4:]
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d.StandardVersion = binary.LittleEndian.Uint32(data)
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data = data[4:]
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d.AsymAlgAbility[0] = binary.LittleEndian.Uint32(data)
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data = data[4:]
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d.AsymAlgAbility[1] = binary.LittleEndian.Uint32(data)
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data = data[4:]
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d.SymAlgAbility = binary.LittleEndian.Uint32(data)
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data = data[4:]
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d.HashAlgAbility = binary.LittleEndian.Uint32(data)
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data = data[4:]
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d.BufferSize = binary.LittleEndian.Uint32(data)
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return nil
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}
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var (
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devInfo = &DeviceInfo{
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IssuerName: [40]byte{'G', 'o', 'M', 'a', 'i', 'n'},
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DeviceName: [16]byte{'G', 'C', 'L'},
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DeviceSerial: [16]byte{'0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0'},
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DeviceVersion: 1,
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StandardVersion: 1,
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AsymAlgAbility: [2]uint32{10000, 10000},
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SymAlgAbility: 10000,
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HashAlgAbility: 10000,
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BufferSize: 1024, // 最大随机数长度
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}
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)
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