OSVERSIONINFO

This structure contains operating system version information. The information includes major and minor version numbers, a build number, a platform identifier, and descriptive text about the operating system. This structure is used with the GetVersionEx function.

At a Glance

Header file: Winbase.h
Windows CE versions: 1.0 and later

Syntax

typedef struct _OSVERSIONINFO{
DWORD
dwOSVersionInfoSize;
DWORD
dwMajorVersion;
DWORD
dwMinorVersion;
DWORD
dwBuildNumber;
DWORD
dwPlatformId;
TCHAR
szCSDVersion[128];
} OSVERSIONINFO;

Members

dwOSVersionInfoSize

Specifies the size, in bytes, of this data structure. Set this member to sizeof(OSVERSIONINFO) before calling the GetVersionEx function.

dwMajorVersion

Identifies the major version number of the operating system. For example, for Windows CE version 2.10, the major version number is 2.

dwMinorVersion

Identifies the minor version number of the operating system. For example, for Windows CE version 2.10, the minor version number is 1.

dwBuildNumber

Identifies the build number of the operating system or is set to 0.

dwPlatformId

Identifies the operating system platform. This member can be one of the following values:

Value Description
VER_PLATFORM_WIN32s Win32s on Windows 3.1.
VER_PLATFORM_WIN32_WINDOWS Win32 on Windows 95 or Windows 98.
  For Windows 95, dwMinorVersion is zero.
For Windows 98, dwMinorVersion is greater than zero.
VER_PLATFORM_WIN32_NT Win32 on Windows NT.
VER_PLATFORM_WIN32_CE Win32 on Windows CE.

szCSDVersion

Null-terminated string that provides arbitrary additional information about the operating system.

See Also

GetVersionEx