fingerprint

package module

v0.0.0-...-af9d1f5 Latest Latest Go to latest Published: Mar 3, 2021 License: Apache-2.0 Imports: 8 Imported by: 2

Details

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Repository

github.com/SachinPuranik/verizy-go-fingerprint

Links

Open Source Insights

Documentation ¶

Index ¶

Constants
type Accuracy
type ScannerIO
- func NewSerial(serialCfg *serial.Config, password uint) ScannerIO
- func NewUSB(vid uint16, pid uint16, password uint) ScannerIO
type SearchResult
type SystemParameters
type ThumbPacket

Constants ¶

View Source

const (

	//FingerPrintStartCode - Baotou start byte
	FINGERPRINT_STARTCODE = 0xEF01

	//FingerPrintCommandPacket - Packet identification
	FINGERPRINT_COMMANDPACKET = 0x01

	FINGERPRINT_ACKPACKET     = 0x07
	FINGERPRINT_DATAPACKET    = 0x02
	FINGERPRINT_ENDDATAPACKET = 0x08

	//Instruction codes
	FINGERPRINT_VERIFYPASSWORD      = 0x13
	FINGERPRINT_SETPASSWORD         = 0x12
	FINGERPRINT_SETADDRESS          = 0x15
	FINGERPRINT_SETSYSTEMPARAMETER  = 0x0E
	FINGERPRINT_GETSYSTEMPARAMETERS = 0x0F
	FINGERPRINT_TEMPLATEINDEX       = 0x1F
	FINGERPRINT_TEMPLATECOUNT       = 0x1D

	FINGERPRINT_READIMAGE = 0x01

	//Note: The documentation mean upload to host computer.
	FINGERPRINT_DOWNLOADIMAGE = 0x0A

	FINGERPRINT_CONVERTIMAGE = 0x02

	FINGERPRINT_CREATETEMPLATE = 0x05
	FINGERPRINT_STORETEMPLATE  = 0x06
	FINGERPRINT_SEARCHTEMPLATE = 0x04
	FINGERPRINT_LOADTEMPLATE   = 0x07
	FINGERPRINT_DELETETEMPLATE = 0x0C

	FINGERPRINT_CLEARDATABASE          = 0x0D
	FINGERPRINT_GENERATERANDOMNUMBER   = 0x14
	FINGERPRINT_COMPARECHARACTERISTICS = 0x03

	//Note: The documentation mean download from host computer.
	FINGERPRINT_UPLOADCHARACTERISTICS = 0x09

	//Note: The documentation mean upload to host computer.
	FINGERPRINT_DOWNLOADCHARACTERISTICS = 0x08

	//Parameters of setSystemParameter()
	FINGERPRINT_SETSYSTEMPARAMETER_BAUDRATE       = 4
	FINGERPRINT_SETSYSTEMPARAMETER_SECURITY_LEVEL = 5
	FINGERPRINT_SETSYSTEMPARAMETER_PACKAGE_SIZE   = 6

	//Packet reply confirmations
	FINGERPRINT_OK                  = 0x00
	FINGERPRINT_ERROR_COMMUNICATION = 0x01

	FINGERPRINT_ERROR_WRONGPASSWORD = 0x13

	FINGERPRINT_ERROR_INVALIDREGISTER = 0x1A

	FINGERPRINT_ERROR_NOFINGER  = 0x02
	FINGERPRINT_ERROR_READIMAGE = 0x03

	FINGERPRINT_ERROR_MESSYIMAGE       = 0x06
	FINGERPRINT_ERROR_FEWFEATUREPOINTS = 0x07
	FINGERPRINT_ERROR_INVALIDIMAGE     = 0x15

	FINGERPRINT_ERROR_CHARACTERISTICSMISMATCH = 0x0A

	FINGERPRINT_ERROR_INVALIDPOSITION = 0x0B
	FINGERPRINT_ERROR_FLASH           = 0x18

	FINGERPRINT_ERROR_NOTEMPLATEFOUND = 0x09

	FINGERPRINT_ERROR_LOADTEMPLATE = 0x0C

	FINGERPRINT_ERROR_DELETETEMPLATE = 0x10

	FINGERPRINT_ERROR_CLEARDATABASE = 0x11

	FINGERPRINT_ERROR_NOTMATCHING = 0x08

	FINGERPRINT_ERROR_DOWNLOADIMAGE           = 0x0F
	FINGERPRINT_ERROR_DOWNLOADCHARACTERISTICS = 0x0D

	//Unknown error codes
	FINGERPRINT_ADDRCODE   = 0x20
	FINGERPRINT_PASSVERIFY = 0x21

	FINGERPRINT_PACKETRESPONSEFAIL = 0x0E

	FINGERPRINT_ERROR_TIMEOUT   = 0xFF
	FINGERPRINT_ERROR_BADPACKET = 0xFE

	//Char buffers
	FINGERPRINT_CHARBUFFER1       = 0x01 //Char buffer 1
	FINGERPRINT_CHARBUFFER2       = 0x02 //Char buffer 2
	SMALLEST_RESPONSE_PACKET_SIZE = 12
)

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Accuracy ¶

type Accuracy struct {
	Score int `struc:"uint16,big"`
}

Accuracy -

type ScannerIO ¶

type ScannerIO interface {
	Capture() error
	Release()
	VerifyPassword() bool
	GetSystemParameters() (*SystemParameters, error)
	ReadImage() bool
	DeleteFingerprint(position int, count int) (bool, error)
	ConvertImage(charBufferNo int) bool
	SearchTemplate(charBufferNo int, startPos int, count int) (*SearchResult, error)
	CreateTemplate() error
	StoreTemplate(Position int, CharBufferNo int) (int, error)
	ClearDatabase() error
	CompareCharacteristics() (int, error)
}

ScannerIO - Interface for Scanner

func NewSerial ¶

func NewSerial(serialCfg *serial.Config, password uint) ScannerIO

NewSerial - Create Scanner with serial connection

func NewUSB ¶

func NewUSB(vid uint16, pid uint16, password uint) ScannerIO

NewUSB - Create Scanner with usb connection

type SearchResult ¶

type SearchResult struct {
	PositionNumber int `struc:"uint16,big"`
	AccuracyScore  int `struc:"uint16,big"`
}

SearchResult -

type SystemParameters ¶

type SystemParameters struct {
	StatusRegister  uint `struc:"uint16,big"`
	SystemID        uint `struc:"uint16,big"`
	StorageCapacity uint `struc:"uint16,big"`
	SecurityLevel   uint `struc:"uint16,big"`
	DeviceAddress   uint `struc:"uint32,big"`
	PacketLength    uint `struc:"uint16,big"`
	BaudRate        uint `struc:"uint16,big"`
}

SystemParameters -

type ThumbPacket ¶

type ThumbPacket struct {
	StartCode      uint `struc:"uint16,big"`
	Address        uint `struc:"uint32,big"`
	PacketType     uint `struc:"uint8,big"`
	PacketLength   uint `struc:"uint16,big"`
	PayLoad        string
	PacketChecksum uint `struc:"int16,big"`
}

ThumbPacket -

Source Files ¶

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