Jacek Caban : msvcp140: Add _Resize implementation.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: e8f083bd37becffdc8d41cb76e7189d194bf48d9
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=e8f083bd37becffdc8d41cb76e7189d194bf48d9

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Mon Apr 22 14:13:21 2019 +0200

msvcp140: Add _Resize implementation.

Signed-off-by: Jacek Caban <jacek at codeweavers.com>
Signed-off-by: Piotr Caban <piotr at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msvcp140/msvcp140.spec    |  2 +-
 dlls/msvcp140/tests/msvcp140.c | 22 ++++++++++++++++++++++
 dlls/msvcp90/ios.c             | 20 ++++++++++++++++++++
 3 files changed, 43 insertions(+), 1 deletion(-)

diff --git a/dlls/msvcp140/msvcp140.spec b/dlls/msvcp140/msvcp140.spec
index 5bd627c..8d2f43b 100644
--- a/dlls/msvcp140/msvcp140.spec
+++ b/dlls/msvcp140/msvcp140.spec
@@ -3695,7 +3695,7 @@
 @ cdecl _Read_dir(ptr ptr ptr) tr2_sys__Read_dir_wchar
 @ cdecl _Remove_dir(wstr) tr2_sys__Remove_dir_wchar
 @ cdecl _Rename(wstr wstr) tr2_sys__Rename_wchar
-@ stub _Resize
+@ cdecl _Resize(wstr int64)
 @ cdecl _Set_last_write_time(wstr int64)
 @ stub _Sinh
 @ extern _Snan _Snan
diff --git a/dlls/msvcp140/tests/msvcp140.c b/dlls/msvcp140/tests/msvcp140.c
index 2f9cb6b..0440624 100644
--- a/dlls/msvcp140/tests/msvcp140.c
+++ b/dlls/msvcp140/tests/msvcp140.c
@@ -178,6 +178,7 @@ static MSVCP_bool (__cdecl *p_Current_get)(WCHAR *);
 static MSVCP_bool (__cdecl *p_Current_set)(WCHAR const *);
 static int (__cdecl *p_Equivalent)(WCHAR const*, WCHAR const*);
 static ULONGLONG (__cdecl *p_File_size)(WCHAR const *);
+static int (__cdecl *p_Resize)(const WCHAR *, UINT64);
 static __int64 (__cdecl *p_Last_write_time)(WCHAR const*);
 static void (__cdecl *p_Set_last_write_time)(WCHAR const*, __int64);
 static int (__cdecl *p_Link)(WCHAR const*, WCHAR const*);
@@ -270,6 +271,7 @@ static BOOL init(void)
     SET(p_Current_set, "_Current_set");
     SET(p_Equivalent, "_Equivalent");
     SET(p_File_size, "_File_size");
+    SET(p_Resize, "_Resize");
     SET(p_Last_write_time, "_Last_write_time");
     SET(p_Set_last_write_time, "_Set_last_write_time");
     SET(p_Link, "_Link");
@@ -657,6 +659,7 @@ static void test_File_size(void)
     WCHAR test_dir_W[] = {'w','i','n','e','_','t','e','s','t','_','d','i','r',0};
     WCHAR test_ne_W[] = {'w','i','n','e','_','t','e','s','t','_','d','i','r','/','n','e',0};
     WCHAR temp_path[MAX_PATH], origin_path[MAX_PATH];
+    int r;
 
     GetCurrentDirectoryW(MAX_PATH, origin_path);
     GetTempPathW(MAX_PATH, temp_path);
@@ -692,7 +695,26 @@ static void test_File_size(void)
     ok(val == ~(ULONGLONG)0, "file_size is %s\n", wine_dbgstr_longlong(val));
     ok(errno == 0xdeadbeef, "errno = %d\n", errno);
 
+    r = p_Resize(test_f1_W, 1000);
+    ok(!r, "p_Resize returned %d\n", r);
+    val = p_File_size(test_f1_W);
+    ok(val == 1000, "file_size is %s\n", wine_dbgstr_longlong(val));
+
+    r = p_Resize(test_f1_W, 100);
+    ok(!r, "p_Resize returned %d\n", r);
+    val = p_File_size(test_f1_W);
+    ok(val == 100, "file_size is %s\n", wine_dbgstr_longlong(val));
+
+    r = p_Resize(test_f1_W, 0);
+    ok(!r, "p_Resize returned %d\n", r);
+    val = p_File_size(test_f1_W);
+    ok(val == 0, "file_size is %s\n", wine_dbgstr_longlong(val));
+
     ok(DeleteFileW(test_f1_W), "expect wine_test_dir/f1 to exist\n");
+
+    r = p_Resize(test_f1_W, 0);
+    ok(r == ERROR_FILE_NOT_FOUND, "p_Resize returned %d\n", r);
+
     ok(DeleteFileW(test_f2_W), "expect wine_test_dir/f2 to exist\n");
     ok(RemoveDirectoryW(test_dir_W), "expect wine_test_dir to exist\n");
     ok(SetCurrentDirectoryW(origin_path), "SetCurrentDirectoryW to origin_path failed\n");
diff --git a/dlls/msvcp90/ios.c b/dlls/msvcp90/ios.c
index 6b94737..94d43cb 100644
--- a/dlls/msvcp90/ios.c
+++ b/dlls/msvcp90/ios.c
@@ -15593,6 +15593,26 @@ ULONGLONG __cdecl _File_size(WCHAR const* path)
     return ((ULONGLONG)(fad.nFileSizeHigh) << 32) + fad.nFileSizeLow;
 }
 
+int __cdecl _Resize(const WCHAR *path, UINT64 size)
+{
+    LARGE_INTEGER offset;
+    HANDLE file;
+    BOOL ret;
+
+    TRACE("(%s %s)\n", debugstr_w(path), wine_dbgstr_longlong(size));
+
+    file = CreateFileW(path, FILE_GENERIC_WRITE, FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
+            NULL, OPEN_EXISTING, 0, 0);
+    if(file == INVALID_HANDLE_VALUE)
+        return GetLastError();
+
+    offset.QuadPart = size;
+    if((ret = SetFilePointerEx(file, offset, NULL, FILE_BEGIN)))
+        ret = SetEndOfFile(file);
+    CloseHandle(file);
+    return ret ? 0 : GetLastError();
+}
+
 /* ?_Equivalent at sys@tr2 at std@@YAHPB_W0 at Z */
 /* ?_Equivalent at sys@tr2 at std@@YAHPEB_W0 at Z */
 int __cdecl tr2_sys__Equivalent_wchar(WCHAR const* path1, WCHAR const* path2)