How to Pass IntPtr to get the data in C#?

Question

I have one Method called GetUser() in my C++ dll.

int GetUser(char *cUserid, USERINFO **pUserInfo); // C++

USERINFO is a structure which contains UserInformation Now when i consume this dll in C# the above API Looks like :

int GetUser(string bstrUserId,IntPtr USERINFO); // C#

Now the Problem is How to Pass this IntPtr in C# to get the User data of that UserID. Thanks in Advance.

score 0 · Answer 1 · edited May 23 '17 at 12:16

0

You could use Marshal.PtrToStructure to get a structure from an IntPtr. See this example.

You might also be able to replace the IntPtr type by your structure type (depending on how your structure looks like).

edited May 23 '17 at 12:16

Community

answered Feb 17 '12 at 07:26

ken2k

1

Some other simple example please. – Bokambo Feb 17 '12 at 09:39
Take a look at my question about IntPtr if you can help please http://stackoverflow.com/questions/36953129/how-to-pass-intptr-between-process-apps – NoWar Apr 30 '16 at 09:31

1 Answers1