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-
- /* SV_ChangeSubs.c
- - Functions for controlling the SVObject -
- (c) 1990-94 by Andreas R. Kleinert
- Last changes : 14.02.1994
- */
-
- #include "svobject.h"
-
- ULONG __saveds __asm SVO_SetAccessMode( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __d1 ULONG mode);
- ULONG __saveds __asm SVO_SetWriteSubType( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 ULONG akt_type, register __a3 APTR future);
- ULONG __saveds __asm SVO_SetScreenType( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __d1 ULONG type, register __a2 APTR future);
- ULONG __saveds __asm SVO_SetWindowFlags( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __d1 ULONG flags, register __a2 APTR future);
- ULONG __saveds __asm SVO_SetWindowIDCMP( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __d1 ULONG idcmp, register __a2 APTR future);
- struct Screen * __saveds __asm SVO_GetScreenAddress( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 APTR future);
- struct Window * __saveds __asm SVO_GetWindowAddress( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 APTR future);
- ULONG __saveds __asm SVO_SetScreenAddress( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 struct Screen *writescreen, register __a3 APTR future);
- ULONG __saveds __asm SVO_SetWindowAddress( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 struct Window *writeWindow, register __a3 APTR future);
- ULONG __saveds __asm SVO_SetReadName( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 char *readname, register __a3 APTR future);
- ULONG __saveds __asm SVO_SetWriteName( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 char *writename, register __a3 APTR future);
-
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetAccessMode : ... * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetAccessMode( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __d1 ULONG mode)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
- ULONG retval = SVERR_NO_ERROR;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- if(mode != AKO_MEDIUM_DISK) retval = SVERR_ACTION_NOT_SUPPORTED;
- else SVObjectHandle->ah_Medium = mode;
-
- return(retval);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetWriteType : * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetWriteSubType( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 ULONG akt_type, register __a3 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- SVObjectHandle->ah_WriteMode = akt_type;
-
- return(SVERR_NO_ERROR);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetScreenType : * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetScreenType( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __d1 ULONG type, register __a2 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
- ULONG retval = SVERR_NO_ERROR;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- SVObjectHandle->ah_ScreenType = type;
-
- if(SVObjectHandle->ah_SVDriverHandle)
- {
- struct SVDriverBase *SVDriverBase = SVObjectHandle->ah_DriverBase;
-
- retval = SVD_SetScreenType(SVObjectHandle->ah_SVDriverHandle, type, future);
- }
-
- return(retval);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetWindowFlags : * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetWindowFlags( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __d1 ULONG flags, register __a2 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
- ULONG retval = SVERR_NO_ERROR;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- SVObjectHandle->ah_WindowFlags = flags;
-
- if(SVObjectHandle->ah_SVDriverHandle)
- {
- struct SVDriverBase *SVDriverBase = SVObjectHandle->ah_DriverBase;
-
- retval = SVD_SetWindowFlags(SVObjectHandle->ah_SVDriverHandle, flags, future);
- }
-
- return(retval);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetWindowIDCMP : * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetWindowIDCMP( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __d1 ULONG idcmp, register __a2 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
- ULONG retval = SVERR_NO_ERROR;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- SVObjectHandle->ah_WindowIDCMP = idcmp;
-
- if(SVObjectHandle->ah_SVDriverHandle)
- {
- struct SVDriverBase *SVDriverBase = SVObjectHandle->ah_DriverBase;
-
- retval = SVD_SetWindowIDCMP(SVObjectHandle->ah_SVDriverHandle, idcmp, future);
- }
-
- return(retval);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_GetScreenAddress : * */
- /* * * */
- /* *************************************************** */
-
- struct Screen * __saveds __asm SVO_GetScreenAddress( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
-
- if(!SVObjectHandle) return(N);
-
- if(SVObjectHandle->ah_SVDriverHandle)
- {
- struct SVDriverBase *SVDriverBase = SVObjectHandle->ah_DriverBase;
-
- return(SVD_GetScreenAddress(SVObjectHandle->ah_SVDriverHandle, future));
- }
-
- return(SVObjectHandle->ah_Screen);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_GetWindowAddress : * */
- /* * * */
- /* *************************************************** */
-
- struct Window * __saveds __asm SVO_GetWindowAddress( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
-
- if(!SVObjectHandle) return(N);
-
- if(SVObjectHandle->ah_SVDriverHandle)
- {
- struct SVDriverBase *SVDriverBase = SVObjectHandle->ah_DriverBase;
-
- return(SVD_GetWindowAddress(SVObjectHandle->ah_SVDriverHandle, future));
- }
-
- return(SVObjectHandle->ah_Window);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetScreenAddress : ... * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetScreenAddress( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 struct Screen *writescreen, register __a3 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- SVObjectHandle->ah_WriteScreen = writescreen;
-
- return(SVERR_NO_ERROR);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetWindowAddress : ... * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetWindowAddress( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 struct Window *writeWindow, register __a3 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- SVObjectHandle->ah_WriteWindow = writeWindow;
-
- return(SVERR_NO_ERROR);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetReadName : * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetReadName( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 char *readname, register __a3 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- SVObjectHandle->ah_ReadName = readname;
-
- return(SVERR_NO_ERROR);
- }
-
- /* *************************************************** */
- /* * * */
- /* * SVO_SetWriteName : * */
- /* * * */
- /* *************************************************** */
-
- ULONG __saveds __asm SVO_SetWriteName( register __a1 struct SVObjectHandle *SVObjectHandle_a1, register __a2 char *writename, register __a3 APTR future)
- {
- struct SVObjectHandle *SVObjectHandle = SVObjectHandle_a1;
-
- if(!SVObjectHandle) return(SVERR_NO_HANDLE);
-
- SVObjectHandle->ah_WriteName = writename;
-
- return(SVERR_NO_ERROR);
- }
-