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2026-08-08 17:59:37 +00:00 · 2020-04-22 12:56:21 -04:00
commit 3bf9df6b27
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+/*
+     File:       DeviceControl.h
+ 
+     Contains:   Component API for doing AVC transactions.
+ 
+     Version:    QuickTime 7.3
+ 
+     Copyright:  (c) 2007 (c) 1999-2001 by Apple Computer, Inc., all rights reserved.
+ 
+     Bugs?:      For bug reports, consult the following page on
+                 the World Wide Web:
+ 
+                     http://developer.apple.com/bugreporter/
+ 
+*/
+#ifndef __DEVICECONTROL__
+#define __DEVICECONTROL__
+
+#ifndef __MACTYPES__
+#include <MacTypes.h>
+#endif
+
+#ifndef __COMPONENTS__
+#include <Components.h>
+#endif
+
+
+
+
+
+#if PRAGMA_ONCE
+#pragma once
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#if PRAGMA_IMPORT
+#pragma import on
+#endif
+
+#if PRAGMA_STRUCT_ALIGN
+    #pragma options align=mac68k
+#elif PRAGMA_STRUCT_PACKPUSH
+    #pragma pack(push, 2)
+#elif PRAGMA_STRUCT_PACK
+    #pragma pack(2)
+#endif
+
+typedef CALLBACK_API_C( UInt32 , DCResponseHandler )(UInt32 fwCommandObjectID, Ptr responseBuffer, UInt32 responseLength);
+struct DVCTransactionParams {
+  Ptr                 commandBufferPtr;
+  UInt32              commandLength;
+  Ptr                 responseBufferPtr;
+  UInt32              responseBufferSize;
+  DCResponseHandler * responseHandler;
+};
+typedef struct DVCTransactionParams     DVCTransactionParams;
+/*
+ *  DeviceControlDoAVCTransaction()
+ *  
+ *  Availability:
+ *    Non-Carbon CFM:   in IDHLib 1.0 and later
+ *    CarbonLib:        in CarbonLib 1.3 and later
+ *    Mac OS X:         not available
+ */
+EXTERN_API( ComponentResult )
+DeviceControlDoAVCTransaction(
+  ComponentInstance       instance,
+  DVCTransactionParams *  params)                             FIVEWORDINLINE(0x2F3C, 0x0004, 0x0001, 0x7000, 0xA82A);
+
+
+
+
+/* selectors for component calls */
+enum {
+    kDeviceControlDoAVCTransactionSelect       = 0x0001
+};
+
+#if PRAGMA_STRUCT_ALIGN
+    #pragma options align=reset
+#elif PRAGMA_STRUCT_PACKPUSH
+    #pragma pack(pop)
+#elif PRAGMA_STRUCT_PACK
+    #pragma pack()
+#endif
+
+#ifdef PRAGMA_IMPORT_OFF
+#pragma import off
+#elif PRAGMA_IMPORT
+#pragma import reset
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __DEVICECONTROL__ */
+