Hello, this one fell off the list. Is it completely wrong or just nobody is interested? Or writing a test would help (which is easy in this case)? Also simple controls demo applications are affected - pasting large text into the control is enough for crash.
Roman
Dne 06. 02. 20 v 18:33 Roman Pišl napsal(a):
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=48559
Signed-off-by: Roman Pišl rpisl@seznam.cz
dlls/user32/winproc.c | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-)
diff --git a/dlls/user32/winproc.c b/dlls/user32/winproc.c index 6de650cd1e..14555f5a71 100644 --- a/dlls/user32/winproc.c +++ b/dlls/user32/winproc.c @@ -517,16 +517,21 @@ LRESULT WINPROC_CallProcAtoW( winproc_callback_t callback, HWND hwnd, UINT msg, case CB_GETLBTEXT: if (lParam && WINPROC_TestLBForStr( hwnd, msg )) {
WCHAR buffer[512]; /* FIXME: fixed sized buffer */
WCHAR *ptr, buffer[512];UINT msgGetTextLen = (msg == CB_GETLBTEXT) ? CB_GETLBTEXTLEN : LB_GETTEXTLEN;LRESULT len = 0;
ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
callback( hwnd, msgGetTextLen, wParam, 0, &len, arg );if (!(ptr = get_buffer( buffer, sizeof(buffer), (len + 1) * sizeof(WCHAR) ))) break;ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg ); if (*result >= 0) { DWORD len; RtlUnicodeToMultiByteN( (LPSTR)lParam, ~0u, &len,
buffer, (strlenW(buffer) + 1) * sizeof(WCHAR) );
ptr, (strlenW(ptr) + 1) * sizeof(WCHAR) ); *result = len - 1; }free_buffer( buffer, ptr ); } else ret = callback( hwnd, msg, wParam, lParam, result, arg ); break;@@ -777,15 +782,20 @@ static LRESULT WINPROC_CallProcWtoA( winproc_callback_t callback, HWND hwnd, UIN case CB_GETLBTEXT: if (lParam && WINPROC_TestLBForStr( hwnd, msg )) {
char buffer[512]; /* FIXME: fixed sized buffer */
char *ptr, buffer[512];UINT msgGetTextLen = (msg == CB_GETLBTEXT) ? CB_GETLBTEXTLEN : LB_GETTEXTLEN;LRESULT len = 0;callback( hwnd, msgGetTextLen, wParam, 0, &len, arg );if (!(ptr = get_buffer( buffer, sizeof(buffer), len + 1 ))) break;
ret = callback( hwnd, msg, wParam, (LPARAM)buffer, result, arg );
ret = callback( hwnd, msg, wParam, (LPARAM)ptr, result, arg ); if (*result >= 0) { DWORD len;
RtlMultiByteToUnicodeN( (LPWSTR)lParam, ~0u, &len, buffer, strlen(buffer) + 1 );
RtlMultiByteToUnicodeN( (LPWSTR)lParam, ~0u, &len, ptr, strlen(ptr) + 1 ); *result = len / sizeof(WCHAR) - 1; }free_buffer( buffer, ptr ); } else ret = callback( hwnd, msg, wParam, lParam, result, arg ); break;