import type { HostToolSet, RemoteToolSource } from "../tool/index.js";
import type { AgentMcpToolPolicy } from "./types.js";
export type McpToolPolicyGate = {
    allows(toolName: string): boolean;
    filterDefinitions<T extends {
        name: string;
    }>(definitions: readonly T[]): T[];
    assertAllowed(toolName: string): void;
};
export declare function createMcpToolPolicyGate(policy: AgentMcpToolPolicy | undefined, options?: {
    deniedDetail?: (toolName: string) => string;
}): McpToolPolicyGate;
export declare function wrapRemoteToolSourceWithMcpPolicy(source: RemoteToolSource, policy: AgentMcpToolPolicy | undefined, options?: {
    deniedDetail?: (toolName: string, sourceId: string) => string;
}): RemoteToolSource;
export declare function wrapHostToolSetWithMcpPolicy(tools: HostToolSet, policy: AgentMcpToolPolicy | undefined, options?: {
    deniedDetail?: (toolName: string) => string;
}): HostToolSet;
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