import type { ExtensionContext } from "../../extensibility/extensions";
export declare function hasSdkWorkflowGateCapability(workflowGate: unknown): boolean;
export interface SdkSurfacePolicy {
    readonly installedControls: ReadonlySet<string>;
    readonly installedQueries: ReadonlySet<string>;
}
export interface SdkSurfacePolicyOptions {
    bindings: Iterable<string>;
    workflowGateAvailable: boolean;
    isBindingInstalled?: (binding: string) => boolean;
}
/** Shared operation advertisement policy for every SDK transport. */
export declare function createSdkSurfacePolicy(options: SdkSurfacePolicyOptions): SdkSurfacePolicy;
export interface SdkCapabilities {
    operations: string[];
    hostTools: boolean;
    promptTerminalOutcomeVersion: 1;
}
export declare function createSdkCapabilities(policy: SdkSurfacePolicy, hostTools?: boolean): SdkCapabilities;
/** Derive the shared policy from an extension context without importing adapters. */
export declare function createSdkSurfacePolicyForContext(ctx: ExtensionContext, workflowGateAvailable?: boolean): SdkSurfacePolicy;