protected bool RegisterRpcHandler(TaskCode code, string name, RpcRequestHandler handler, UInt64 gpid)
{
dsn_rpc_request_handler_t cb = (req, param) =>
{
// if handler synchnously processes the incoming request
// we don't need to add_ref and set owner to true
// in folloiwng two stmts
// however, we don't know so we do as follows
Native.dsn_msg_add_ref(req); // released by RpcReadStream
var rms = new RpcReadStream(req, true);
var wms = new RpcWriteStream(Native.dsn_msg_create_response(req));
handler(rms, wms);
};
bool r = Native.dsn_rpc_register_handler(code, name, cb, IntPtr.Zero, gpid);
Logging.dassert(r, "rpc handler registration failed for " + code.ToString());
lock (_handlers)
{
_handlers.Add(code, cb);
}
return(true);
}
public static void Read(this RpcReadStream rs, out string val)
{
using (BinaryReader reader = new BinaryReader(rs))
{
val = reader.ReadString();
}
}
public static void Read(this RpcReadStream rs, out bool val)
{
using (BinaryReader reader = new BinaryReader(rs))
{
val = reader.ReadBoolean();
}
}
static void c_rpc_response_handler(int err, IntPtr reqc, IntPtr respc, IntPtr h)
{
int idx2 = (int)h;
var hr = GlobalInterOpLookupTable.GetRelease(idx2) as RpcResponseHandler;
if (err == 0)
{
var rms = new RpcReadStream(respc, false);
hr(new ErrorCode(err), rms);
}
else
{
hr(new ErrorCode(err), null);
}
}
protected bool RegisterRpcHandler(TaskCode code, string name, RpcRequestHandlerOneWay handler, UInt64 gpid)
{
dsn_rpc_request_handler_t cb = (req, param) =>
{
var rms = new RpcReadStream(req, false);
handler(rms);
};
bool r = Native.dsn_rpc_register_handler(code, name, cb, IntPtr.Zero, gpid);
Logging.dassert(r, "rpc handler registration failed for " + code.ToString());
lock (_handlers)
{
_handlers.Add(code, cb);
}
return(r);
}
protected bool RegisterRpcHandler(TaskCode code, string name, RpcRequestHandler handler)
{
dsn_rpc_request_handler_t cb = (dsn_message_t req, IntPtr param) =>
{
RpcReadStream rms = new RpcReadStream(req, false);
RpcWriteStream wms = new RpcWriteStream(Native.dsn_msg_create_response(req), false);
handler(rms, wms);
};
bool r = Native.dsn_rpc_register_handler(code, name, cb, IntPtr.Zero);
Logging.dassert(r, "rpc handler registration failed for " + code.ToString());
lock (_handlers)
{
_handlers.Add(code, cb);
}
return(true);
}
static void c_rpc_response_handler(int err, IntPtr reqc, IntPtr respc, IntPtr h)
{
int idx2 = (int)h;
var hr = GlobalInterOpLookupTable.GetRelease(idx2) as RpcResponseHandler;
if (err == 0)
{
var rms = new RpcReadStream(respc, false);
hr(new ErrorCode(err), rms);
}
else
{
hr(new ErrorCode(err), null);
}
}