peerutils

package

v0.1.0 Latest Latest Go to latest Published: Oct 17, 2024 License: Apache-2.0 Imports: 9 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
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Repository

github.com/DrewRoss5/courier

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Documentation ¶

Index ¶

Constants
func GenId(prvKey *rsa.PrivateKey) (string, error)
func RecvAll(conn net.Conn) (int, []byte, error)
func ValidateId(id string, pubKey *rsa.PublicKey) bool
type Chatroom
type Message
- func NewMessage(content string, usr *User) *Message
- func (m Message) Display()
type Tunnel
- func AwaitPeer(pubKey rsa.PublicKey, prvKey rsa.PrivateKey, reciever User) (*Tunnel, error)
- func ConnectPeer(addr string, pubKey rsa.PublicKey, prvKey rsa.PrivateKey, initiator User) (*Tunnel, error)
type User

Constants ¶

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const BUF_SIZE = 1024

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const Blue = "\033[34m"

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const ColorReset = "\033[0m"

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const Cyan = "\033[36m"

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const Gray = "\033[37m"

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const Green = "\033[32m"

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const (
	ID_SIZE = 512
)

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const MAX_MSG_COUNT = 50

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const MESSAGE_DISCONNECT byte = 0x3

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const MESSAGE_INIT byte = 0x1

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const MESSAGE_TXT byte = 0x2

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const Magenta = "\033[35m"

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const RES_ERR byte = 0x1

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const RES_OK byte = 0x0

message codes wil be defined here

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const Red = "\033[31m"

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const White = "\033[97m"

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const Yellow = "\033[33m"

Variables ¶

This section is empty.

Functions ¶

func GenId ¶

func GenId(prvKey *rsa.PrivateKey) (string, error)

given a user's private key, generates their id, in the form of a Base64-encoded signature of a constant

func RecvAll ¶

func RecvAll(conn net.Conn) (int, []byte, error)

recieves data of unknown size from Conn object

func ValidateId ¶

func ValidateId(id string, pubKey *rsa.PublicKey) bool

verifies a peer's ID given their public key

Types ¶

type Chatroom ¶

type Chatroom struct {
	Tunnel   Tunnel
	Messages []Message
	Active   bool
}

func (*Chatroom) AwaitMessage ¶

func (c *Chatroom) AwaitMessage() error

awaits an incoming message, and handles it according to its code

func (Chatroom) DisplayMessages ¶

func (c Chatroom) DisplayMessages()

displays all of the Messages currently in the archive

func (*Chatroom) HandleCommand ¶

func (c *Chatroom) HandleCommand(command string, args []string) string

handles a chat command, and returns the string to be output to the terminal after running

func (*Chatroom) SendMessage ¶

func (c *Chatroom) SendMessage(msg *string) error

sends a string message to the peer

type Message ¶

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

func NewMessage ¶

func NewMessage(content string, usr *User) *Message

constructs a new message, making a note of the current timestamp

func (Message) Display ¶

func (m Message) Display()

type Tunnel ¶

type Tunnel struct {
	PeerPubKey rsa.PublicKey

	Incoming net.Conn
	Outgoing net.Conn
	Peer     User
	User     User
	// contains filtered or unexported fields
}

func AwaitPeer ¶

func AwaitPeer(pubKey rsa.PublicKey, prvKey rsa.PrivateKey, reciever User) (*Tunnel, error)

func ConnectPeer ¶

func ConnectPeer(addr string, pubKey rsa.PublicKey, prvKey rsa.PrivateKey, initiator User) (*Tunnel, error)

attempts to connect to a peer, returning a tunnel if the peer can be reached

func (Tunnel) AwaitMessage ¶

func (t Tunnel) AwaitMessage() ([]byte, error)

func (Tunnel) SendMessage ¶

func (t Tunnel) SendMessage(message []byte) error

encrypts and sends the provided message through this Tunnel

func (Tunnel) Shutdown ¶

func (t Tunnel) Shutdown() error

quits the connection and sends a message to the peer indicating such

type User ¶

type User struct {
	Name  string
	Color string
	Id    string
}

Source Files ¶

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