| /* |
| *(c) Copyright QNX Software Systems Ltd. 2002. |
| * All Rights Reserved. |
| * |
| */ |
| |
| package org.eclipse.cdt.debug.core.cdi.model; |
| |
| import org.eclipse.cdt.debug.core.cdi.CDIException; |
| |
| /** |
| * |
| * A contiguous segment of memory in an execution context. A memory |
| * block is represented by a starting memory address and a length. |
| * |
| * @since Jul 18, 2002 |
| */ |
| public interface ICDIMemoryBlock extends ICDIObject { |
| /** |
| * Returns the start address of this memory block. |
| * |
| * @return the start address of this memory block |
| */ |
| long getStartAddress(); |
| |
| /** |
| * Returns the length of this memory block in bytes. |
| * |
| * @return the length of this memory block in bytes |
| */ |
| long getLength(); |
| |
| /** |
| * Returns the values of the bytes currently contained |
| * in this this memory block. |
| * |
| * @return the values of the bytes currently contained |
| * in this this memory block |
| * @exception CDIException if this method fails. Reasons include: |
| * <ul><li>Failure communicating with the debug target. The CDIException's |
| * status code contains the underlying exception responsible for |
| * the failure.</li> |
| * </ul> |
| */ |
| byte[] getBytes() throws CDIException; |
| |
| /** |
| * Sets the value of the bytes in this memory block at the specified |
| * offset within this memory block to the spcified bytes. |
| * The offset is zero based. |
| * |
| * @param offset the offset at which to set the new values |
| * @param bytes the new values |
| * @exception CDIException if this method fails. Reasons include: |
| * <ul><li>Failure communicating with the debug target. The CDIException's |
| * status code contains the underlying exception responsible for |
| * the failure.</li> |
| * <li>This memory block does not support value modification</li> |
| * <li>The specified offset is greater than or equal to the length |
| * of this memory block, or the number of bytes specified goes |
| * beyond the end of this memory block (index of out of range)</li> |
| * </ul> |
| */ |
| void setValue(long offset, byte[] bytes) throws CDIException; |
| |
| /** |
| * @return true if the block does not update. |
| */ |
| boolean isFrozen(); |
| |
| /** |
| * A memoryBlock set frozen means that the block will |
| * not update and check for new data. |
| * @param frozen the block is frozen by default. |
| */ |
| void setFrozen(boolean frozen); |
| |
| /** |
| * Refresh the data, this may cause events to be trigger |
| * if the data values changed. |
| */ |
| void refresh() throws CDIException; |
| |
| } |