Beispiel #1
0
func (w *Web) apiLogOn() error {
	sessionKey := make([]byte, 32)
	rand.Read(sessionKey)

	cryptedSessionKey := cryptoutil.RSAEncrypt(GetPublicKey(EUniverse_Public), sessionKey)
	ciph, _ := aes.NewCipher(sessionKey)
	cryptedLoginKey := cryptoutil.SymmetricEncrypt(ciph, []byte(w.webLoginKey))
	data := make(url.Values)
	data.Add("format", "json")
	data.Add("steamid", strconv.FormatUint(w.client.SteamId().ToUint64(), 10))
	data.Add("sessionkey", string(cryptedSessionKey))
	data.Add("encrypted_loginkey", string(cryptedLoginKey))
	resp, err := http.PostForm("https://api.steampowered.com/ISteamUserAuth/AuthenticateUser/v0001", data)
	if err != nil {
		return err
	}
	defer resp.Body.Close()

	if resp.StatusCode == 401 {
		// our web login key has expired, request a new one
		atomic.StoreUint32(&w.relogOnNonce, 1)
		w.client.Write(NewClientMsgProtobuf(EMsg_ClientRequestWebAPIAuthenticateUserNonce, new(CMsgClientRequestWebAPIAuthenticateUserNonce)))
		return nil
	} else if resp.StatusCode != 200 {
		return errors.New("steam.Web.apiLogOn: request failed with status " + resp.Status)
	}

	result := new(struct {
		Authenticateuser struct {
			Token       string
			TokenSecure string
		}
	})
	err = json.NewDecoder(resp.Body).Decode(result)
	if err != nil {
		return err
	}

	w.SteamLogin = result.Authenticateuser.Token
	w.SteamLoginSecure = result.Authenticateuser.TokenSecure

	w.client.Emit(new(WebLoggedOnEvent))
	return nil
}
Beispiel #2
0
func (c *Client) handleChannelEncryptRequest(packet *Packet) {
	body := NewMsgChannelEncryptRequest()
	packet.ReadMsg(body)

	if body.Universe != EUniverse_Public {
		c.Fatalf("Invalid univserse %v!", body.Universe)
	}

	c.tempSessionKey = make([]byte, 32)
	rand.Read(c.tempSessionKey)
	encryptedKey := cryptoutil.RSAEncrypt(GetPublicKey(EUniverse_Public), c.tempSessionKey)

	payload := new(bytes.Buffer)
	payload.Write(encryptedKey)
	binary.Write(payload, binary.LittleEndian, crc32.ChecksumIEEE(encryptedKey))
	payload.WriteByte(0)
	payload.WriteByte(0)
	payload.WriteByte(0)
	payload.WriteByte(0)

	c.Write(NewMsg(NewMsgChannelEncryptResponse(), payload.Bytes()))
}