CVSROOT: /sources/qemu
Module name: qemu
Changes by: Fabrice Bellard <bellard> 06/06/14 15:32:10
Modified files:
. : qemu-img.c
Log message:
show real allocated disk image size on Windows (Frediano Ziglio)
CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/qemu/qemu-img.c?cvsroot=qemu&r1=1.8&r2=1.9
Patches:
Index: qemu-img.c
===================================================================
RCS file: /sources/qemu/qemu/qemu-img.c,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -b -r1.8 -r1.9
--- qemu-img.c 24 Jul 2005 18:44:55 -0000 1.8
+++ qemu-img.c 14 Jun 2006 15:32:10 -0000 1.9
@@ -23,6 +23,10 @@
*/
#include "vl.h"
+#ifdef _WIN32
+#include <windows.h>
+#endif
+
void *get_mmap_addr(unsigned long size)
{
return NULL;
@@ -598,7 +602,19 @@
#ifdef _WIN32
static int64_t get_allocated_file_size(const char *filename)
{
+ typedef DWORD (WINAPI * get_compressed_t)(const char *filename, DWORD
*high);
+ get_compressed_t get_compressed;
struct _stati64 st;
+
+ /* WinNT support GetCompressedFileSize to determine allocate size */
+ get_compressed = (get_compressed_t)
GetProcAddress(GetModuleHandle("kernel32"), "GetCompressedFileSizeA");
+ if (get_compressed) {
+ DWORD high, low;
+ low = get_compressed(filename, &high);
+ if (low != 0xFFFFFFFFlu || GetLastError() == NO_ERROR)
+ return (((int64_t) high) << 32) + low;
+ }
+
if (_stati64(filename, &st) < 0)
return -1;
return st.st_size;
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