78 lines
2.3 KiB
TypeScript
78 lines
2.3 KiB
TypeScript
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/**
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* SMTP Client Helper Functions
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* Protocol helper functions and utilities
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*/
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import type { ISmtpResponse, ISmtpCapabilities } from '../interfaces.js';
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/**
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* Parse SMTP server response
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*/
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export declare function parseSmtpResponse(data: string): ISmtpResponse;
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/**
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* Parse EHLO response and extract capabilities
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*/
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export declare function parseEhloResponse(response: string): ISmtpCapabilities;
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/**
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* Format SMTP command with proper line ending
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*/
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export declare function formatCommand(command: string, ...args: string[]): string;
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/**
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* Encode authentication string for AUTH PLAIN
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*/
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export declare function encodeAuthPlain(username: string, password: string): string;
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/**
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* Encode authentication string for AUTH LOGIN
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*/
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export declare function encodeAuthLogin(value: string): string;
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/**
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* Generate OAuth2 authentication string
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*/
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export declare function generateOAuth2String(username: string, accessToken: string): string;
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/**
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* Check if response code indicates success
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*/
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export declare function isSuccessCode(code: number): boolean;
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/**
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* Check if response code indicates temporary failure
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*/
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export declare function isTemporaryFailure(code: number): boolean;
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/**
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* Check if response code indicates permanent failure
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*/
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export declare function isPermanentFailure(code: number): boolean;
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/**
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* Escape email address for SMTP commands
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*/
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export declare function escapeEmailAddress(email: string): string;
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/**
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* Extract email address from angle brackets
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*/
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export declare function extractEmailAddress(email: string): string;
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/**
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* Generate unique connection ID
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*/
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export declare function generateConnectionId(): string;
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/**
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* Format timeout duration for human readability
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*/
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export declare function formatTimeout(milliseconds: number): string;
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/**
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* Validate and normalize email data size
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*/
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export declare function validateEmailSize(emailData: string, maxSize?: number): boolean;
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/**
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* Clean sensitive data from logs
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*/
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export declare function sanitizeForLogging(data: any): any;
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/**
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* Calculate exponential backoff delay
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*/
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export declare function calculateBackoffDelay(attempt: number, baseDelay?: number): number;
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/**
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* Parse enhanced status code
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*/
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export declare function parseEnhancedStatusCode(code: string): {
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class: number;
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subject: number;
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detail: number;
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} | null;
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