@microsoft/dev-tunnels-ssh-tcp
Version:
SSH TCP extensions library for Dev Tunnels
53 lines • 1.93 kB
JavaScript
;
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
Object.defineProperty(exports, "__esModule", { value: true });
exports.IPAddressConversions = void 0;
/**
* Converts betwee SSH-protocol address string and IP address strings.
*/
class IPAddressConversions {
/**
* Converts from an SSH-protocol address string to an IP address string.
*/
static fromSshAddress(address) {
if (!address) {
// SSH uses an empty address to indicate "both IPv4-any and IPv6-any".
// While this just returns the IPv4-any address, the default
// TCP listener factory treats this value as dual-mode anyway,
// meaning there's no way to actually listen on only IPv4-any.
// It would be strange for an application to actually want to exclude
// IPv6 like that, so this should be a reasonable limitation of this library.
return '0.0.0.0';
}
else if (address === 'localhost') {
// SSH uses a "localhost" address to indicate "both IPv4-loopback and
// IPv6-loopback", while this just returns the IPv4-loopback address.
// The default TCP listener factory treats this value as dual-mode anyway.
return '127.0.0.1';
}
else {
return address;
}
}
/**
* Converts from an IP Address to an SSH-protocol address string.
*/
static toSshAddress(ipAddress) {
if (!ipAddress) {
return null;
}
else if (ipAddress === '0.0.0.0') {
return '';
}
else if (ipAddress === '127.0.0.1') {
return 'localhost';
}
else {
return ipAddress;
}
}
}
exports.IPAddressConversions = IPAddressConversions;
//# sourceMappingURL=ipAddressConversions.js.map