Common source file changes not applicable to open-vm-tools.

diff --git a/open-vm-tools/services/plugins/dndcp/dnd/dnd.h b/open-vm-tools/services/plugins/dndcp/dnd/dnd.h
index 168c32a5e43d0e94d20fedd5fee8fe516dbbdfc7..c64869d54f0f707e67d6113c44bfcb0eed65ff1d 100644 (file)
--- a/open-vm-tools/services/plugins/dndcp/dnd/dnd.h
+++ b/open-vm-tools/services/plugins/dndcp/dnd/dnd.h
@@ -52,9 +52,15 @@ extern "C" {
 #define DND_MAX_PATH        6144
 
 #define DNDMSG_HEADERSIZE_V3 ((3 * sizeof (uint32)) + (1 * sizeof (uint8)))
-/* Hard limits we never want to exceed */
-/* The maximum size of a serializied DnDMsg. Close to 4M. */
+/*
+ * Hard limits we never want to exceed. The maximum size of a serializied
+ * DnDMsg. Close to 4M for Workstion/Fusion, 4G for Horzion.
+ */
+#ifdef VMX86_HORIZON_VIEW
+#define DNDMSG_MAX_ARGSZ (0xffffffff - DNDMSG_HEADERSIZE_V3)
+#else
 #define DNDMSG_MAX_ARGSZ ((1 << 22) - DNDMSG_HEADERSIZE_V3)
+#endif
 /* The maximum number of arguments we can hold */
 #define DNDMSG_MAX_ARGS 64
 

diff --git a/open-vm-tools/services/plugins/dndcp/dnd/dndCPMsgV4.c b/open-vm-tools/services/plugins/dndcp/dnd/dndCPMsgV4.c
index 3a907947d8ecfa0c98dd8e4fa019b91121882243..39b2638a2992d84b0cc68448c0efbaa17ba3ff9f 100644 (file)
--- a/open-vm-tools/services/plugins/dndcp/dnd/dndCPMsgV4.c
+++ b/open-vm-tools/services/plugins/dndcp/dnd/dndCPMsgV4.c
@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 2010-2017 VMware, Inc. All rights reserved.
+ * Copyright (C) 2010-2019 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU Lesser General Public License as published
@@ -67,14 +67,17 @@ DnDCPMsgV4IsPacketValid(const uint8 *packet,
       return FALSE;
    }
 
-   /* Payload should be smaller than the whole binary
+   /*
+    * For Workstation/Fusion Payload should be smaller than the whole binary
     * and should not be put beyond the binary tail.
     *
     * binarySize should be smaller than DND_CP_MSG_MAX_BINARY_SIZE_V4, so that
     * integer overflow is not possible since DND_CP_MSG_MAX_BINARY_SIZE_V4 * 2
-    * is guaranteed to be less than MAX_UINT32.
+    * is guaranteed to be less than MAX_UINT32. Horizon removes this limitation
     */
+#ifndef VMX86_HORIZON_VIEW
    ASSERT_ON_COMPILE(DND_CP_MSG_MAX_BINARY_SIZE_V4 <= MAX_UINT32 / 2);
+#endif
    if (msgHdr->payloadOffset > msgHdr->binarySize ||
        msgHdr->payloadSize > msgHdr->binarySize ||
        msgHdr->payloadOffset + msgHdr->payloadSize > msgHdr->binarySize) {

diff --git a/open-vm-tools/services/plugins/dndcp/dnd/dndCPMsgV4.h b/open-vm-tools/services/plugins/dndcp/dnd/dndCPMsgV4.h
index 765c081fc7bb2a8c3ad1accbdef96647c4745193..bd4fc94b6319a37b6bc7422041b22e424b744888 100644 (file)
--- a/open-vm-tools/services/plugins/dndcp/dnd/dndCPMsgV4.h
+++ b/open-vm-tools/services/plugins/dndcp/dnd/dndCPMsgV4.h
@@ -1,5 +1,5 @@
 /*********************************************************
- * Copyright (C) 2010-2016 VMware, Inc. All rights reserved.
+ * Copyright (C) 2010-2019 VMware, Inc. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU Lesser General Public License as published
@@ -218,7 +218,16 @@ DnDCPMsgHdrV4;
 #define DND_CP_MSG_HEADERSIZE_V4 (sizeof (DnDCPMsgHdrV4))
 #define DND_CP_PACKET_MAX_PAYLOAD_SIZE_V4 (DND_MAX_TRANSPORT_PACKET_SIZE - \
                                            DND_CP_MSG_HEADERSIZE_V4)
+#ifdef VMX86_HORIZON_VIEW
+/*
+ * Horizon has no hard limit, but the size field is type of uint32,
+ * 4G-1(0xffffffff) is the maximum size represented.
+ */
+#define DND_CP_MSG_MAX_BINARY_SIZE_V4 0xffffffff
+#else
+// Workstation/fusion have hard limit in size(4M) of DnD Msg, refer to dnd.h
 #define DND_CP_MSG_MAX_BINARY_SIZE_V4 (1 << 22)
+#endif
 
 /* DnD version 4 message. */
 typedef struct DnDCPMsgV4 {