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"""Stdlib-only client for the idatui RPC socket. Drive the TUI from another pane.
# point at the socket the TUI was launched with (--rpc), or set IDATUI_RPC_SOCK
python -m idatui.rpcclient --sock /tmp/ida.sock state
python -m idatui.rpcclient goto target=main
python -m idatui.rpcclient keys g m a i n enter # 'keys' takes positionals
python -m idatui.rpcclient text "hello world" delay_ms=40
python -m idatui.rpcclient move dir=down n=5
python -m idatui.rpcclient screen # prints the raw screen text
Also usable as a library:
from idatui.rpcclient import RpcClient
with RpcClient(sock) as c:
c.call("goto", target="main")
No auth: whoever can r/w the socket drives the app.
"""
from __future__ import annotations
import json
import os
import socket
import sys
from typing import Any
class RpcClient:
def __init__(self, sock_path: str):
self.path = sock_path
self._sock: socket.socket | None = None
self._buf = b""
self._id = 0
def __enter__(self) -> "RpcClient":
self.connect()
return self
def __exit__(self, *exc) -> None:
self.close()
def connect(self) -> None:
s = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
s.connect(self.path)
self._sock = s
def close(self) -> None:
if self._sock is not None:
self._sock.close()
self._sock = None
def call(self, method: str, **params: Any) -> Any:
assert self._sock is not None, "not connected"
self._id += 1
req = {"id": self._id, "method": method, "params": params}
self._sock.sendall(json.dumps(req).encode() + b"\n")
while b"\n" not in self._buf:
chunk = self._sock.recv(65536)
if not chunk:
raise ConnectionError("server closed the connection")
self._buf += chunk
line, self._buf = self._buf.split(b"\n", 1)
resp = json.loads(line.decode())
if "error" in resp and resp["error"]:
raise RpcError(resp["error"].get("message", "rpc error"))
return resp.get("result")
class RpcError(Exception):
pass
def _coerce(v: str) -> Any:
"""Params are strings on the CLI; only booleans need coercing (the server
int()s numeric params itself, and addresses/names must stay strings)."""
low = v.lower()
if low == "true":
return True
if low == "false":
return False
if low == "null":
return None
return v
def main(argv: list[str]) -> int:
sock = os.environ.get("IDATUI_RPC_SOCK")
args = list(argv)
if args and args[0] == "--sock":
sock = args[1]
args = args[2:]
if not sock:
print("error: no socket (pass --sock PATH or set IDATUI_RPC_SOCK)",
file=sys.stderr)
return 2
if not args:
print("error: no method given", file=sys.stderr)
return 2
method, rest = args[0], args[1:]
params: dict[str, Any] = {}
if method == "keys":
params["keys"] = rest # every positional is a key name
elif method == "text" and rest and "=" not in rest[0]:
# first positional is the literal text; the rest may be key=value
params["text"] = rest[0]
for tok in rest[1:]:
k, _, val = tok.partition("=")
params[k] = _coerce(val)
else:
for tok in rest:
k, _, val = tok.partition("=")
if not _:
print(f"error: expected key=value, got {tok!r}", file=sys.stderr)
return 2
params[k] = _coerce(val)
try:
with RpcClient(sock) as c:
result = c.call(method, **params)
except (OSError, RpcError, ConnectionError) as e:
print(f"error: {e}", file=sys.stderr)
return 1
# 'screen' is meant to be read as text; everything else as JSON.
if method == "screen" and isinstance(result, dict) and "text" in result:
sys.stdout.write(result["text"])
else:
print(json.dumps(result, indent=2))
return 0
if __name__ == "__main__":
raise SystemExit(main(sys.argv[1:]))
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