/**
 * File utilities for SDK
 * Supports both Node.js/Bun and browser environments
 */
export interface FileReadResult {
    success: boolean;
    content?: string;
    error?: string;
}
export interface FileReadSyncResult {
    success: boolean;
    content?: string;
    error?: string;
}
/**
 * Read a text file asynchronously
 * Works in Node.js, Bun, and browser (with limitations)
 */
export declare function readTextFile(filePath: string, _workingDirectory?: string): Promise<FileReadResult>;
/**
 * Read a text file synchronously (Node.js/Bun only)
 */
export declare function readTextFileSync(filePath: string, _workingDirectory?: string): FileReadSyncResult;
/**
 * Parse surface data from string content
 * Supports space-separated, tab-separated, and comma-separated values
 */
export declare function parseSurfaceData(content: string): Float32Array;
/**
 * Check if a path is safe (no directory traversal)
 */
export declare function isPathSafe(filePath: string): boolean;
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