util

package module

v0.0.0-...-cf0af9d Latest Latest Go to latest Published: Jul 22, 2018 License: MIT Imports: 27 Imported by: 4

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
Learn more about best practices

Repository

github.com/noypi/util

Links

Open Source Insights

README ¶

"# util"

Documentation ¶

Index ¶

func DeserializeGob(a interface{}, bb []byte) error
func DigiPrint(s string) string
func GenSalt(size int) []byte
func GenerateCert(org, hosts string, bits int) (key, cert []byte, err error)
func Hash(bb []byte, h hash.Hash) []byte
func Lfmt(n int) string
func NewCommentReader(r io.Reader, char rune) io.Reader
func SaltedHash256(data, salt []byte) (hash, outSalt []byte)
func SaltedHash512(data, salt []byte) (hash, outSalt []byte)
func SerializeGob(a interface{}) ([]byte, error)
func Sha256(bb []byte) []byte
func Sha512(bb []byte) []byte
func StrFieldsQuoted(bQuotedOnly bool) func(r rune) bool
func ToHex(bb []byte) string
func WithCtxKVMap(ctx context.Context, m map[interface{}]interface{}) context.Context
func YielderArr(data []interface{}) func() (interface{}, bool)
type CallInfo
- func RetrieveCallInfo(n int) *CallInfo
- func RetrieveCallInfos(ns int) (calls []*CallInfo)
- func (ci *CallInfo) ShortFormat() string
- func (ci *CallInfo) VerboseFormat() string
type CommentReader
- func (this *CommentReader) Read(p []byte) (n int, err error)
type Params
- func ReadPropertyFile(fpath string) (o *Params, err error)
- func ReadPropertyParams(rdr io.Reader) (o *Params, err error)
- func (this Params) Env(k string) string
- func (this Params) For(prefix string, cb func(k, v string))
- func (this Params) Get(s, defval string) string
- func (this Params) GetFloat64(s string, defval float64) float64
- func (this Params) GetInt(s string, defval int) int
- func (this *Params) Merge(a *Params)
type PrivKey
- func GenPrivKey(bits int) (*PrivKey, error)
- func (this *PrivKey) Decrypt(bb []byte) ([]byte, error)
- func (this *PrivKey) Marshal() []byte
- func (this *PrivKey) MarshalPem() []byte
- func (this *PrivKey) PubKey() *PubKey
- func (mypriv *PrivKey) Sign(bb []byte) (signature []byte, err error)
- func (mypriv *PrivKey) SignMessage(bb []byte) (msg *SignedMessage, err error)
- func (mypriv *PrivKey) SignMessageAndMarshal(bb []byte) ([]byte, error)
type PubKey
- func ParsePublickey(bb []byte) (*PubKey, error)
- func ParsePublickeyPem(bbPem []byte) (*PubKey, error)
- func (hisPubK *PubKey) DigiPrint() string
- func (this *PubKey) Encrypt(bb []byte) ([]byte, error)
- func (this *PubKey) Marshal() (bbPub []byte, err error)
- func (this *PubKey) MarshalPem() ([]byte, error)
- func (hisPubK *PubKey) Verify(msg, signature []byte) error
- func (hisPubK *PubKey) VerifyMessage(msg *SignedMessage) (err error)
- func (hisPubK *PubKey) VerifyMessageRaw(bb []byte) (msg []byte, err error)
type SignedMessage
type Stack
- func NewStack() *Stack
- func (this *Stack) Len() int
- func (this *Stack) Pop() interface{}
- func (this *Stack) Push(e interface{})

Examples ¶

PrivKey

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func DeserializeGob ¶

func DeserializeGob(a interface{}, bb []byte) error

func DigiPrint ¶

func DigiPrint(s string) string

func GenSalt ¶

func GenSalt(size int) []byte

func GenerateCert ¶

func GenerateCert(org, hosts string, bits int) (key, cert []byte, err error)

comma separted hosts / IP

func Hash ¶

func Hash(bb []byte, h hash.Hash) []byte

func Lfmt ¶

func Lfmt(n int) string

func NewCommentReader ¶

func NewCommentReader(r io.Reader, char rune) io.Reader

func SaltedHash256 ¶

func SaltedHash256(data, salt []byte) (hash, outSalt []byte)

func SaltedHash512 ¶

func SaltedHash512(data, salt []byte) (hash, outSalt []byte)

func SerializeGob ¶

func SerializeGob(a interface{}) ([]byte, error)

func Sha256 ¶

func Sha256(bb []byte) []byte

func Sha512 ¶

func Sha512(bb []byte) []byte

func StrFieldsQuoted ¶

func StrFieldsQuoted(bQuotedOnly bool) func(r rune) bool

func ToHex ¶

func ToHex(bb []byte) string

func WithCtxKVMap ¶

func WithCtxKVMap(ctx context.Context, m map[interface{}]interface{}) context.Context

func YielderArr ¶

func YielderArr(data []interface{}) func() (interface{}, bool)

Types ¶

type CallInfo ¶

type CallInfo struct {
	// contains filtered or unexported fields
}

callInfo bundles the info about the call environment when a logging statement occured.

func RetrieveCallInfo ¶

func RetrieveCallInfo(n int) *CallInfo

func RetrieveCallInfos ¶

func RetrieveCallInfos(ns int) (calls []*CallInfo)

retrieveCallInfo

func (*CallInfo) ShortFormat ¶

func (ci *CallInfo) ShortFormat() string

shortFormat returns a string representation in a short variant.

func (*CallInfo) VerboseFormat ¶

func (ci *CallInfo) VerboseFormat() string

verboseFormat returns a string representation in a more verbose variant.

type CommentReader ¶

type CommentReader struct {
	CommentChar rune
	// contains filtered or unexported fields
}

func (*CommentReader) Read ¶

func (this *CommentReader) Read(p []byte) (n int, err error)

type Params ¶

type Params struct {
	// contains filtered or unexported fields
}

func ReadPropertyFile ¶

func ReadPropertyFile(fpath string) (o *Params, err error)

func ReadPropertyParams ¶

func ReadPropertyParams(rdr io.Reader) (o *Params, err error)

key / value separated by '='

func (Params) Env ¶

func (this Params) Env(k string) string

func (Params) For ¶

func (this Params) For(prefix string, cb func(k, v string))

func (Params) Get ¶

func (this Params) Get(s, defval string) string

func (Params) GetFloat64 ¶

func (this Params) GetFloat64(s string, defval float64) float64

func (Params) GetInt ¶

func (this Params) GetInt(s string, defval int) int

func (*Params) Merge ¶

func (this *Params) Merge(a *Params)

type PrivKey ¶

type PrivKey rsa.PrivateKey

Example ¶

package main

import (
	"fmt"

	"github.com/noypi/util"
)

func main() {
	// sender's keys
	privkSender, _ := util.GenPrivKey(2048)
	pubkSender := privkSender.PubKey()

	// receiver's keys
	privkRecvr, _ := util.GenPrivKey(2048)
	pubkRecvr := privkRecvr.PubKey()

	const message = "hello youtube"

	// encrypt message
	bbCipher, _ := pubkRecvr.Encrypt([]byte(message))
	signatureSender, _ := privkSender.Sign(bbCipher)

	// sending [cipher, signature]

	// verify / decrypt message
	bbPlain, _ := privkRecvr.Decrypt(bbCipher)
	bValid := (nil == pubkSender.Verify(bbCipher, signatureSender))

	if bValid {
		fmt.Println(string(bbPlain))
	}

}

Output:

hello youtube

func GenPrivKey ¶

func GenPrivKey(bits int) (*PrivKey, error)

func (*PrivKey) Decrypt ¶

func (this *PrivKey) Decrypt(bb []byte) ([]byte, error)

func (*PrivKey) Marshal ¶

func (this *PrivKey) Marshal() []byte

func (*PrivKey) MarshalPem ¶

func (this *PrivKey) MarshalPem() []byte

func (*PrivKey) PubKey ¶

func (this *PrivKey) PubKey() *PubKey

func (*PrivKey) Sign ¶

func (mypriv *PrivKey) Sign(bb []byte) (signature []byte, err error)

func (*PrivKey) SignMessage ¶

func (mypriv *PrivKey) SignMessage(bb []byte) (msg *SignedMessage, err error)

func (*PrivKey) SignMessageAndMarshal ¶

func (mypriv *PrivKey) SignMessageAndMarshal(bb []byte) ([]byte, error)

type PubKey ¶

type PubKey rsa.PublicKey

func ParsePublickey ¶

func ParsePublickey(bb []byte) (*PubKey, error)

func ParsePublickeyPem ¶

func ParsePublickeyPem(bbPem []byte) (*PubKey, error)

func (*PubKey) DigiPrint ¶

func (hisPubK *PubKey) DigiPrint() string

func (*PubKey) Encrypt ¶

func (this *PubKey) Encrypt(bb []byte) ([]byte, error)

func (*PubKey) Marshal ¶

func (this *PubKey) Marshal() (bbPub []byte, err error)

func (*PubKey) MarshalPem ¶

func (this *PubKey) MarshalPem() ([]byte, error)

func (*PubKey) Verify ¶

func (hisPubK *PubKey) Verify(msg, signature []byte) error

func (*PubKey) VerifyMessage ¶

func (hisPubK *PubKey) VerifyMessage(msg *SignedMessage) (err error)

func (*PubKey) VerifyMessageRaw ¶

func (hisPubK *PubKey) VerifyMessageRaw(bb []byte) (msg []byte, err error)

type SignedMessage ¶

type SignedMessage struct {
	Message   []byte
	Signature []byte
}

type Stack ¶

type Stack list.List

func NewStack ¶

func NewStack() *Stack

func (*Stack) Len ¶

func (this *Stack) Len() int

func (*Stack) Pop ¶

func (this *Stack) Pop() interface{}

func (*Stack) Push ¶

func (this *Stack) Push(e interface{})

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
debug
reflect

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