# renef_jni_type_long

A other tool on the Renef MCP server.

Agent View of the PolicyLayer registry record for `renef_jni_type_long`. HTML page: https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-jni-type-long

## Facts

- Tool: `renef_jni_type_long`
- Server: Renef (`ahmeth4n/renef-mcp`) — https://policylayer.com/tools/ahmeth4n-renef-mcp.md
- Homepage: https://github.com/Ahmeth4n/renef-mcp
- Risk category: Other (Low risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "renef_jni_type_long",
    "arguments": {}
  }
}
```

## Why renef_jni_type_long is rated Low

The description is empty, so the exact behavior cannot be determined. Based on the name, it likely relates to JNI (Java Native Interface) type handling for 'long' values in the context of Android instrumentation/reverse engineering.

From the tool's own definition: "Tool name is 'renef_jni_type_long'; description is empty or uninformative."

## Use case

AI agents call renef_jni_type_long as a supporting operation in Renef workflows.

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Renef:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "renef_jni_type_long": {
      "limits": [
        {
          "counter": "renef_jni_type_long_rate",
          "window": "minute",
          "max": 60,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Renef (74)

- `renef_hard_reset` — Destructive — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-hard-reset.md
- `renef_jni_delete_ref` — Destructive — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-jni-delete-ref.md
- `renef_port_forward_remove` — Destructive — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-port-forward-remove.md
- `renef_port_forward_remove_all` — Destructive — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-port-forward-remove-all.md
- `renef_server_kill` — Destructive — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-server-kill.md
- `adb_selinux_disable` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/adb-selinux-disable.md
- `adb_selinux_enable` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/adb-selinux-enable.md
- `adb_start_app_am` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/adb-start-app-am.md
- `adb_start_app_monkey` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/adb-start-app-monkey.md
- `adb_stop_app_am` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/adb-stop-app-am.md
- `renef_attach` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-attach.md
- `renef_cli_reset` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-cli-reset.md
- `renef_exec` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-exec.md
- `renef_hook_generate` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-hook-generate.md
- `renef_hook_java` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-hook-java.md
- `renef_hook_native` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-hook-native.md
- `renef_jni_new_string` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-jni-new-string.md
- `renef_load_script` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-load-script.md
- `renef_mem_write` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-mem-write.md
- `renef_mem_write_u16` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-mem-write-u16.md
- `renef_mem_write_u32` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-mem-write-u32.md
- `renef_mem_write_u64` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-mem-write-u64.md
- `renef_mem_write_u8` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-mem-write-u8.md
- `renef_memory_patch` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-memory-patch.md
- `renef_port_forward_add` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-port-forward-add.md
- `renef_server_deploy` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-server-deploy.md
- `renef_server_restart` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-server-restart.md
- `renef_server_start` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-server-start.md
- `renef_spawn` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-spawn.md
- `renef_zero_copy_multiline_exec` — Execute — https://policylayer.com/tools/ahmeth4n-renef-mcp/renef-zero-copy-multiline-exec.md
- …and 44 more: https://policylayer.com/tools/ahmeth4n-renef-mcp.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=ahmeth4n-renef-mcp · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/ahmeth4n-renef-mcp