From f8fe689a81f906d1b91bb3220acde2a4ecb14c5b Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 05:01:46 +0200
Subject: Adding upstream version 6.0.4-dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/VBox/GuestHost/OpenGL/packer/pack_init.c | 74 ++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 src/VBox/GuestHost/OpenGL/packer/pack_init.c

(limited to 'src/VBox/GuestHost/OpenGL/packer/pack_init.c')

diff --git a/src/VBox/GuestHost/OpenGL/packer/pack_init.c b/src/VBox/GuestHost/OpenGL/packer/pack_init.c
new file mode 100644
index 00000000..8332a5c3
--- /dev/null
+++ b/src/VBox/GuestHost/OpenGL/packer/pack_init.c
@@ -0,0 +1,74 @@
+/* Copyright (c) 2001, Stanford University
+ * All rights reserved
+ *
+ * See the file LICENSE.txt for information on redistributing this software.
+ */
+
+#include "cr_error.h"
+#include "cr_mem.h"
+#include "packer.h"
+#include <stdio.h>
+
+#ifdef CHROMIUM_THREADSAFE
+CRtsd _PackerTSD;
+int cr_packer_globals;  /* dummy - for the sake of packer.def */
+#else
+int _PackerTSD;         /* dummy - for the sake of packer.def */  /* drm1 */
+DLLDATA(CRPackContext) cr_packer_globals;
+#endif
+
+uint32_t cr_packer_cmd_blocks_enabled = 0;
+
+CRPackContext *crPackNewContext( int swapping )
+{
+#ifdef CHROMIUM_THREADSAFE
+    CRPackContext *pc = crCalloc(sizeof(CRPackContext));
+    if (!pc)
+        return NULL;
+    crInitMutex(&pc->mutex);
+#else
+    GET_PACKER_CONTEXT(pc);
+        crMemZero( pc, sizeof(CRPackContext));
+#endif
+    pc->u32CmdBlockState = 0;
+    pc->swapping = swapping;
+    pc->Flush = NULL;
+    pc->SendHuge = NULL;
+    pc->updateBBOX = 0;
+    return pc;
+}
+
+void crPackDeleteContext(CRPackContext *pc)
+{
+#ifdef CHROMIUM_THREADSAFE
+    crFreeMutex(&pc->mutex);
+    crFree(pc);
+#endif
+}
+
+/* Set packing context for the calling thread */
+void crPackSetContext( CRPackContext *pc )
+{
+#ifdef CHROMIUM_THREADSAFE
+    crSetTSD( &_PackerTSD, pc );
+#else
+    CRASSERT( pc == &cr_packer_globals );
+    (void)pc;
+#endif
+}
+
+
+/* Return packing context for the calling thread */
+CRPackContext *crPackGetContext( void )
+{
+#ifdef CHROMIUM_THREADSAFE
+    return (CRPackContext *) crGetTSD( &_PackerTSD );
+#else
+    return &cr_packer_globals;
+#endif
+}
+
+void crPackCapsSet(uint32_t u32Caps)
+{
+    cr_packer_cmd_blocks_enabled = (u32Caps & (CR_VBOX_CAP_CMDBLOCKS_FLUSH | CR_VBOX_CAP_CMDBLOCKS));
+}
-- 
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