我创建了两个使用 DeviceIOControl 调用的不同 Visual C# dll,我将它们定义如下:
在第一个 dll 中:
[DllImport("kernel32.dll", SetLastError = true)]
static extern BOOL DeviceIoControl(
HANDLE hDevice,
DWORD dwIoControlCode,
ref Internal_COMMAND lpInBuffer,
DWORD nInBufferSize,
ref ulong lpOutBuffer,
DWORD nOutBufferSize,
ref DWORD lpBytesReturned,
LPOVERLAPPED lpOverlapped);
public struct Internal_COMMAND
{
public ulong Address;
public ulong Command;
};
在第二个 dll 中:
[DllImport("kernel32.dll", SetLastError = true)]
static extern BOOL DeviceIoControl(
HANDLE hDevice,
DWORD dwIoControlCode,
ref char[] lpInBuffer,
DWORD nInBufferSize,
ref char[] lpOutBuffer,
DWORD nOutBufferSize,
ref DWORD lpBytesReturned,
LPOVERLAPPED lpOverlapped);
但现在我必须将它们作为同一个类中的单个 dll。所以我尝试使用下面的。
[DllImport("kernel32.dll", SetLastError = true)]
static extern BOOL DeviceIoControl(
HANDLE hDevice,
DWORD dwIoControlCode,
ref char[] lpInBuffer,
DWORD nInBufferSize,
ref char[] lpOutBuffer,
DWORD nOutBufferSize,
ref DWORD lpBytesReturned,
LPOVERLAPPED lpOverlapped);
作为通用定义并通过将结构转换为字符数组来传递变量。但是驱动程序没有按预期工作
请指导我遵循正确的程序