Re: wchar_t as a string parameter
"JR" <JR@discussions.microsoft.com> ha scritto nel messaggio
news:FCFCC5B7-40EF-4128-89B9-82D0A7A90F06@microsoft.com...
Firstly, I am interfacing with another piece of software and I use some
#include's from their software. All of their strings use: unsigned short
*.
I had compiler problems when I used the Treat wchar_t as built-type set to
YES.
I'm not sure (I would need to see some code), but probably reinterpret_cast<
unsigned short * >(...) may help here...
My real issue/question concerns the following:
I have an exported function from an MFC dll:
bool MyFunction( LPTSTR szString );
I call the function as follows:
TCHAR szMyString[31] = {0};
MyFunction( szMyString );
One thing of note: After the line that declares the variable, szMyString,
the first two characters (array elements) have values in them (not ascii
codes), the remaining characters are zero'd. I'd have thought that using
=
{0} would have cleared the whole character array.
I think that you have some other code that is corrupting your stack.
Probably there is a mismatch of calling convention (__stdcall vs. __cdecl),
or probably you are misusing those raw C-style arrays, and you are writing
data out of the array bounds, overwriting memory, including the first 4
bytes of your string variable.
Giovanni
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