Changeset 79287 in vbox for trunk/include

Timestamp:

Jun 22, 2019 12:05:44 AM (6 years ago)

Author:

vboxsync

Message:

GuestCtrlSvc,Main,VBoxService: Implemented IGuestFile::SetSize. bugref:9320

Location:

trunk/include/VBox

Files:

• HostServices/GuestControlSvc.h (modified) (6 diffs)
• VBoxGuestLib.h (modified) (2 diffs)

trunk/include/VBox/HostServices/GuestControlSvc.h

@@ -195 +195 @@
     HOST_MSG_FILE_TELL,
     /**
+     * Changes the file size.
+     */
+    HOST_MSG_FILE_SET_SIZE,
+    /**
      * Removes a directory on the guest.
      */
@@ -242 +246 @@
         RT_CASE_RET_STR(HOST_MSG_FILE_SEEK);
         RT_CASE_RET_STR(HOST_MSG_FILE_TELL);
+        RT_CASE_RET_STR(HOST_MSG_FILE_SET_SIZE);
         RT_CASE_RET_STR(HOST_MSG_DIR_REMOVE);
         RT_CASE_RET_STR(HOST_MSG_PATH_RENAME);
@@ -632 +637 @@
     GUEST_FILE_NOTIFYTYPE_WRITE = 40,
     GUEST_FILE_NOTIFYTYPE_SEEK = 50,
-    GUEST_FILE_NOTIFYTYPE_TELL = 60
+    GUEST_FILE_NOTIFYTYPE_TELL = 60,
+    GUEST_FILE_NOTIFYTYPE_SET_SIZE
 };
 
@@ -1101 +1107 @@
 } HGCMMsgFileTell;
 
+/**
+ * Changes the file size.
+ */
+typedef struct HGCMMsgFileSetSize
+{
+    VBGLIOCHGCMCALL         Hdr;
+    /** Context ID. */
+    HGCMFunctionParameter   id32Context;
+    /** File handle to seek. */
+    HGCMFunctionParameter   id32Handle;
+    /** The new file size. */
+    HGCMFunctionParameter   cb64NewSize;
+} HGCMMsgFileSetSize;
+
+
 /******************************************************************************
 * HGCM replies from the guest. These are handled in Main's low-level HGCM     *
@@ -1141 +1162 @@
             HGCMFunctionParameter offset;
         } tell;
+        struct
+        {
+            HGCMFunctionParameter cb64Size;
+        } SetSize;
     } u;
 } HGCMReplyFileNotify;
@@ -1355 +1380 @@
             uint64_t uOffActual;
         } tell;
+        struct
+        {
+            /** The new file siz.e */
+            uint64_t cbSize;
+        } SetSize;
     } u;
 } CALLBACKDATA_FILE_NOTIFY, *PCALLBACKDATA_FILE_NOTIFY;

trunk/include/VBox/VBoxGuestLib.h

@@ -876 +876 @@
                                            uint32_t *puSeekMethod, uint64_t *poffSeek);
 VBGLR3DECL(int) VbglR3GuestCtrlFileGetTell(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t *puHandle);
+VBGLR3DECL(int) VbglR3GuestCtrlFileGetSetSize(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t *puHandle, uint64_t *pcbNew);
+
 /* Guest -> Host. */
 VBGLR3DECL(int) VbglR3GuestCtrlFileCbOpen(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, uint32_t uFileHandle);
@@ -881 +883 @@
 VBGLR3DECL(int) VbglR3GuestCtrlFileCbError(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc);
 VBGLR3DECL(int) VbglR3GuestCtrlFileCbRead(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, void *pvData, uint32_t cbData);
-VBGLR3DECL(int) VbglR3GuestCtrlFileCbWrite(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, uint32_t uWritten);
-VBGLR3DECL(int) VbglR3GuestCtrlFileCbSeek(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, uint64_t uOffActual);
-VBGLR3DECL(int) VbglR3GuestCtrlFileCbTell(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, uint64_t uOffActual);
+VBGLR3DECL(int) VbglR3GuestCtrlFileCbWrite(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, uint32_t cbWritten);
+VBGLR3DECL(int) VbglR3GuestCtrlFileCbSeek(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, uint64_t offCurrent);
+VBGLR3DECL(int) VbglR3GuestCtrlFileCbTell(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, uint64_t offCurrent);
+VBGLR3DECL(int) VbglR3GuestCtrlFileCbSetSize(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uRc, uint64_t cbNew);
 VBGLR3DECL(int) VbglR3GuestCtrlProcCbStatus(PVBGLR3GUESTCTRLCMDCTX pCtx, uint32_t uPID, uint32_t uStatus, uint32_t fFlags,
                                             void *pvData, uint32_t cbData);