From: Bin Meng <bin.m...@windriver.com>
This adds a helper to get the Windows version via the RtlGetVersion
call, for QEMU codes to determine the Windows version at run-time.
Signed-off-by: Xuzhou Cheng <xuzhou.ch...@windriver.com>
Signed-off-by: Bin Meng <bin.m...@windriver.com>
---
include/sysemu/os-win32.h | 2 ++
util/oslib-win32.c | 15 +++++++++++++++
2 files changed, 17 insertions(+)
diff --git a/include/sysemu/os-win32.h b/include/sysemu/os-win32.h
index edc3b38a57..1e324026a4 100644
--- a/include/sysemu/os-win32.h
+++ b/include/sysemu/os-win32.h
@@ -204,6 +204,8 @@ ssize_t qemu_recv_wrap(int sockfd, void *buf, size_t len,
int flags);
ssize_t qemu_recvfrom_wrap(int sockfd, void *buf, size_t len, int flags,
struct sockaddr *addr, socklen_t *addrlen);
+void os_get_win_version(RTL_OSVERSIONINFOEXW *info);
+
#ifdef __cplusplus
}
#endif
diff --git a/util/oslib-win32.c b/util/oslib-win32.c
index 5723d3eb4c..6d2387b9ff 100644
--- a/util/oslib-win32.c
+++ b/util/oslib-win32.c
@@ -547,3 +547,18 @@ int qemu_msync(void *addr, size_t length, int fd)
*/
return qemu_fdatasync(fd);
}
+
+void os_get_win_version(RTL_OSVERSIONINFOEXW *info)
+{
+ typedef LONG (WINAPI *rtl_get_version_t)(PRTL_OSVERSIONINFOEXW);
+
+ /* RtlGetVersion is available starting with Windows 2000 */
+ HMODULE module = GetModuleHandle("ntdll");
+ PVOID fun = GetProcAddress(module, "RtlGetVersion");
+ rtl_get_version_t rtl_get_version = (rtl_get_version_t)fun;
+
+ info->dwOSVersionInfoSize = sizeof(RTL_OSVERSIONINFOEXW);
+ rtl_get_version(info);
+
+ return;
+}
--
2.34.1
