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export function readInt16BE(buffer: Uint8Array, offset: number): number {    offset = offset >>> 0    const val = buffer[offset + 1] | (buffer[offset] << 8)    return (val & 0x8000) ? val | 0xFFFF0000 : val}
export function readUInt16BE(buffer: Uint8Array, offset: number): number {    offset = offset >>> 0    return buffer[offset] | (buffer[offset + 1] << 8)}
export function readInt32BE(buffer: Uint8Array, offset: number): number {    offset = offset >>> 0
    return (buffer[offset] << 24) |        (buffer[offset + 1] << 16) |        (buffer[offset + 2] << 8) |        (buffer[offset + 3])}
export function readUInt32BE(buffer: Uint8Array, offset: number): number {    offset = offset >>> 0
    return (        buffer[offset] * 0x1000000) +        (            (buffer[offset + 1] << 16) |            (buffer[offset + 2] << 8) |            buffer[offset + 3]        )}
export interface DsnResult {    driver: string;    user: string;    password: string;    host: string;    port: string;    database: string;    params: {        [key: string]: string,    },}
export function parseDsn(dsn: string): DsnResult {    const url = new URL(dsn);
    const params = {};    for (const [key, value] of url.searchParams.entries()) {        params[key] = value;    }
    return {        // remove trailing colon        driver: url.protocol.slice(0, url.protocol.length - 1),        user: url.username,        password: url.password,        host: url.hostname,        port: url.port,        // remove leading slash from path        database: url.pathname.slice(1),        params,    }}