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| <meta name="keywords" content="lastMutableBlockAddress"> |
| <meta name="keywords" content="getBlockFromCacheOrDisk()"> |
| <meta name="keywords" content="writeBytes()"> |
| <meta name="keywords" content="writeWord()"> |
| <meta name="keywords" content="writeByte()"> |
| <meta name="keywords" content="writeShort()"> |
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| <meta name="keywords" content="writeLong()"> |
| <meta name="keywords" content="malloc()"> |
| <meta name="keywords" content="rmalloc()"> |
| <meta name="keywords" content="free()"> |
| <meta name="keywords" content="allocPage()"> |
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| <div class="sub-title"><span class="module-label-in-type">Module</span> <a href="../../../../../../../module-summary.html">openj9.dtfj</a></div> |
| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader</a></div> |
| <h1 title="Class MutableAddressSpace" class="title">Class MutableAddressSpace</h1> |
| </div> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">java.lang.Object</a> |
| <div class="inheritance"><a href="AddressSpace.html" title="class in com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader">com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.AddressSpace</a> |
| <div class="inheritance">com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.MutableAddressSpace</div> |
| </div> |
| </div> |
| <section class="description"> |
| <dl class="notes"> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="../util/Emulator.ImageSpace.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util">Emulator.ImageSpace</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/Serializable.html" title="class or interface in java.io" class="external-link" target="_blank">Serializable</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public final class </span><span class="element-name type-name-label">MutableAddressSpace</span> |
| <span class="extends-implements">extends <a href="AddressSpace.html" title="class in com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader">AddressSpace</a> |
| implements <a href="../util/Emulator.ImageSpace.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util">Emulator.ImageSpace</a></span></div> |
| <div class="block">Provides the ability to write as well as read to a copy of the address space. This class |
| is provided for use by the <a href="../util/Emulator.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util"><code>Emulator</code></a>.</div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd><a href="../../../../../../../../serialized-form.html#com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.MutableAddressSpace">Serialized Form</a></dd> |
| </dl> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <li> |
| <section class="field-summary" id="field.summary"> |
| <h2>Field Summary</h2> |
| <div class="caption"><span>Fields</span></div> |
| <div class="summary-table three-column-summary"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Field</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color"><code>protected long</code></div> |
| <div class="col-second even-row-color"><code><span class="member-name-link"><a href="#lastMutableBlockAddress">lastMutableBlockAddress</a></span></code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">The last mutable block address requested (quick block cache)</div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="fields.inherited.from.class.com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.AddressSpace">Fields declared in class com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.<a href="AddressSpace.html" title="class in com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader">AddressSpace</a></h3> |
| <code><a href="AddressSpace.html#addressMap">addressMap</a>, <a href="AddressSpace.html#asid">asid</a>, <a href="AddressSpace.html#dump">dump</a>, <a href="AddressSpace.html#lastBlockAddress">lastBlockAddress</a>, <a href="AddressSpace.html#lastButOneBlockAddress">lastButOneBlockAddress</a>, <a href="AddressSpace.html#ranges">ranges</a>, <a href="AddressSpace.html#WILD_POINTER">WILD_POINTER</a></code></div> |
| </section> |
| </li> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <li> |
| <section class="constructor-summary" id="constructor.summary"> |
| <h2>Constructor Summary</h2> |
| <div class="caption"><span>Constructors</span></div> |
| <div class="summary-table two-column-summary"> |
| <div class="table-header col-first">Constructor</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-constructor-name even-row-color"><code><span class="member-name-link"><a href="#%3Cinit%3E(com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.AddressSpace)">MutableAddressSpace</a></span>​(<a href="AddressSpace.html" title="class in com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader">AddressSpace</a> space)</code></div> |
| <div class="col-last even-row-color"> |
| <div class="block">Creates a new MutableAddressSpace from the given AddressSpace.</div> |
| </div> |
| </div> |
| </section> |
| </li> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <li> |
| <section class="method-summary" id="method.summary"> |
| <h2>Method Summary</h2> |
| <div id="method-summary-table"> |
| <div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div> |
| <div id="method-summary-table.tabpanel" role="tabpanel"> |
| <div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0"> |
| <div class="table-header col-first">Modifier and Type</div> |
| <div class="table-header col-second">Method</div> |
| <div class="table-header col-last">Description</div> |
| <div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#allocPage(long)">allocPage</a></span>​(long address)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Allocate a page of memory at the given address.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#free(long)">free</a></span>​(long ptr)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Free the memory that was previously allocated by malloc.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>protected byte[]</code></div> |
| <div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#getBlockFromCacheOrDisk(long)">getBlockFromCacheOrDisk</a></span>​(long address)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Get the block of bytes for the given address.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>long</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#malloc(int)">malloc</a></span>​(int size)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Allocate a chunk of unused memory.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>long</code></div> |
| <div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#rmalloc(int)">rmalloc</a></span>​(int size)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> </div> |
| <div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#writeByte(long,int)">writeByte</a></span>​(long address, |
| int value)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Write a byte at the specified address.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#writeBytes(long,byte%5B%5D)">writeBytes</a></span>​(long address, |
| byte[] array)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Write the contents of the byte array to the specified address.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#writeInt(long,int)">writeInt</a></span>​(long address, |
| int value)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Write an int at the specified address.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#writeLong(long,long)">writeLong</a></span>​(long address, |
| long value)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Write a long at the specified address.</div> |
| </div> |
| <div class="col-first odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#writeShort(long,int)">writeShort</a></span>​(long address, |
| int value)</code></div> |
| <div class="col-last odd-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Write a short at the specified address.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"><code><span class="member-name-link"><a href="#writeWord(long,long)">writeWord</a></span>​(long address, |
| long value)</code></div> |
| <div class="col-last even-row-color method-summary-table-tab2 method-summary-table-tab4 method-summary-table"> |
| <div class="block">Write a word at the specified address.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods.inherited.from.class.com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.AddressSpace">Methods declared in class com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.<a href="AddressSpace.html" title="class in com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader">AddressSpace</a></h3> |
| <code><a href="AddressSpace.html#getAddressRanges()">getAddressRanges</a>, <a href="AddressSpace.html#getAsid()">getAsid</a>, <a href="AddressSpace.html#getBlock(long)">getBlock</a>, <a href="AddressSpace.html#getDump()">getDump</a>, <a href="AddressSpace.html#getImageInputStream()">getImageInputStream</a>, <a href="AddressSpace.html#getLowestAddress()">getLowestAddress</a>, <a href="AddressSpace.html#getRootAddressSpace()">getRootAddressSpace</a>, <a href="AddressSpace.html#getUnusedAddressRanges()">getUnusedAddressRanges</a>, <a href="AddressSpace.html#getUserMap()">getUserMap</a>, <a href="AddressSpace.html#getWordLength()">getWordLength</a>, <a href="AddressSpace.html#is64bit()">is64bit</a>, <a href="AddressSpace.html#isValidAddress(long)">isValidAddress</a>, <a href="AddressSpace.html#read(long)">read</a>, <a href="AddressSpace.html#read(long,byte%5B%5D,int,int)">read</a>, <a href="AddressSpace.html#readAsciiCString(long)">readAsciiCString</a>, <a href="AddressSpace.html#readAsciiString(long)">readAsciiString</a>, <a href="AddressSpace.html#readAsciiString(long,int)">readAsciiString</a>, <a href="AddressSpace.html#readByte(long)">readByte</a>, <a href="AddressSpace.html#readEbcdicCString(long)">readEbcdicCString</a>, <a href="AddressSpace.html#readEbcdicString(long)">readEbcdicString</a>, <a href="AddressSpace.html#readEbcdicString(long,int)">readEbcdicString</a>, <a href="AddressSpace.html#readInt(long)">readInt</a>, <a href="AddressSpace.html#readLong(long)">readLong</a>, <a href="AddressSpace.html#readLong(long,com.ibm.j9ddr.corereaders.tdump.zebedee.util.Template,java.lang.String)">readLong</a>, <a href="AddressSpace.html#readShort(long)">readShort</a>, <a href="AddressSpace.html#readUnsignedByte(long)">readUnsignedByte</a>, <a href="AddressSpace.html#readUnsignedInt(long)">readUnsignedInt</a>, <a href="AddressSpace.html#readUnsignedShort(long)">readUnsignedShort</a>, <a href="AddressSpace.html#readUtf8String(long)">readUtf8String</a>, <a href="AddressSpace.html#readWord(long)">readWord</a>, <a href="AddressSpace.html#readWord(long,boolean)">readWord</a>, <a href="AddressSpace.html#roundToPage(long)">roundToPage</a>, <a href="AddressSpace.html#setIs64bit(boolean)">setIs64bit</a>, <a href="AddressSpace.html#toString()">toString</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods.inherited.from.class.java.lang.Object">Methods declared in class java.lang.<a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link" target="_blank">Object</a></h3> |
| <code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link" target="_blank">clone</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link" target="_blank">equals</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link" target="_blank">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link" target="_blank">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link" target="_blank">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link" target="_blank">notify</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link" target="_blank">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link" target="_blank">wait</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link" target="_blank">wait</a>, <a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link" target="_blank">wait</a></code></div> |
| <div class="inherited-list"> |
| <h3 id="methods.inherited.from.class.com.ibm.j9ddr.corereaders.tdump.zebedee.util.Emulator.ImageSpace">Methods declared in interface com.ibm.j9ddr.corereaders.tdump.zebedee.util.<a href="../util/Emulator.ImageSpace.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util">Emulator.ImageSpace</a></h3> |
| <code><a href="../util/Emulator.ImageSpace.html#is64bit()">is64bit</a>, <a href="../util/Emulator.ImageSpace.html#readInt(long)">readInt</a>, <a href="../util/Emulator.ImageSpace.html#readLong(long)">readLong</a>, <a href="../util/Emulator.ImageSpace.html#readShort(long)">readShort</a>, <a href="../util/Emulator.ImageSpace.html#readUnsignedByte(long)">readUnsignedByte</a>, <a href="../util/Emulator.ImageSpace.html#readUnsignedInt(long)">readUnsignedInt</a>, <a href="../util/Emulator.ImageSpace.html#readUnsignedShort(long)">readUnsignedShort</a></code></div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <section class="details"> |
| <ul class="details-list"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <li> |
| <section class="field-details" id="field.detail"> |
| <h2>Field Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="lastMutableBlockAddress"> |
| <h3>lastMutableBlockAddress</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type">long</span> <span class="element-name">lastMutableBlockAddress</span></div> |
| <div class="block">The last mutable block address requested (quick block cache)</div> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <li> |
| <section class="constructor-details" id="constructor.detail"> |
| <h2>Constructor Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="<init>(com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader.AddressSpace)"> |
| <h3>MutableAddressSpace</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="element-name">MutableAddressSpace</span>​<span class="parameters">(<a href="AddressSpace.html" title="class in com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader">AddressSpace</a> space)</span></div> |
| <div class="block">Creates a new MutableAddressSpace from the given AddressSpace. Updates to this "forked" |
| copy will not be reflected in the parent AddressSpace.</div> |
| <dl class="notes"> |
| <dt>Parameters:</dt> |
| <dd><code>AddressSpace</code> - the address space we read from</dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| <!-- ============ METHOD DETAIL ========== --> |
| <li> |
| <section class="method-details" id="method.detail"> |
| <h2>Method Details</h2> |
| <ul class="member-list"> |
| <li> |
| <section class="detail" id="getBlockFromCacheOrDisk(long)"> |
| <h3>getBlockFromCacheOrDisk</h3> |
| <div class="member-signature"><span class="modifiers">protected</span> <span class="return-type">byte[]</span> <span class="element-name">getBlockFromCacheOrDisk</span>​<span class="parameters">(long address)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Get the block of bytes for the given address. We look first in our own cache and if |
| its not there call the superclass method.</div> |
| <dl class="notes"> |
| <dt>Overrides:</dt> |
| <dd><code><a href="AddressSpace.html#getBlockFromCacheOrDisk(long)">getBlockFromCacheOrDisk</a></code> in class <code><a href="AddressSpace.html" title="class in com.ibm.j9ddr.corereaders.tdump.zebedee.dumpreader">AddressSpace</a></code></dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="writeBytes(long,byte[])"> |
| <h3>writeBytes</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">writeBytes</span>​<span class="parameters">(long address, |
| byte[] array)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Write the contents of the byte array to the specified address.</div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code> - if the given address (of offset from there) is not present in this address space</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="writeWord(long,long)"> |
| <h3>writeWord</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">writeWord</span>​<span class="parameters">(long address, |
| long value)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Write a word at the specified address. A word is either 32 or 64 bits depending on |
| the machine context.</div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="writeByte(long,int)"> |
| <h3>writeByte</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">writeByte</span>​<span class="parameters">(long address, |
| int value)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Write a byte at the specified address.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../util/Emulator.ImageSpace.html#writeByte(long,int)">writeByte</a></code> in interface <code><a href="../util/Emulator.ImageSpace.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util">Emulator.ImageSpace</a></code></dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code> - if the given address is not present in this address space</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="writeShort(long,int)"> |
| <h3>writeShort</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">writeShort</span>​<span class="parameters">(long address, |
| int value)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Write a short at the specified address.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../util/Emulator.ImageSpace.html#writeShort(long,int)">writeShort</a></code> in interface <code><a href="../util/Emulator.ImageSpace.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util">Emulator.ImageSpace</a></code></dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code> - if the given address is not present in this address space</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="writeInt(long,int)"> |
| <h3>writeInt</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">writeInt</span>​<span class="parameters">(long address, |
| int value)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Write an int at the specified address.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../util/Emulator.ImageSpace.html#writeInt(long,int)">writeInt</a></code> in interface <code><a href="../util/Emulator.ImageSpace.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util">Emulator.ImageSpace</a></code></dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code> - if the given address is not present in this address space</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="writeLong(long,long)"> |
| <h3>writeLong</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">writeLong</span>​<span class="parameters">(long address, |
| long value)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Write a long at the specified address.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../util/Emulator.ImageSpace.html#writeLong(long,long)">writeLong</a></code> in interface <code><a href="../util/Emulator.ImageSpace.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util">Emulator.ImageSpace</a></code></dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code> - if the given address is not present in this address space</dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="malloc(int)"> |
| <h3>malloc</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name">malloc</span>​<span class="parameters">(int size)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Allocate a chunk of unused memory. This searches the known address ranges and tries |
| to find an unallocated area of the given size. If successful, this area effectively |
| becomes part of this ImageSpace and may be read and written to as normal. |
| This method is used by users of the Emulator for things like allocating |
| stack, arguments etc.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../util/Emulator.ImageSpace.html#malloc(int)">malloc</a></code> in interface <code><a href="../util/Emulator.ImageSpace.html" title="interface in com.ibm.j9ddr.corereaders.tdump.zebedee.util">Emulator.ImageSpace</a></code></dd> |
| <dt>Returns:</dt> |
| <dd>the address of the allocated memory</dd> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="rmalloc(int)"> |
| <h3>rmalloc</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">long</span> <span class="element-name">rmalloc</span>​<span class="parameters">(int size)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="free(long)"> |
| <h3>free</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">free</span>​<span class="parameters">(long ptr)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Free the memory that was previously allocated by malloc.</div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="allocPage(long)"> |
| <h3>allocPage</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">allocPage</span>​<span class="parameters">(long address)</span> |
| throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></span></div> |
| <div class="block">Allocate a page of memory at the given address. The address must not already be in use. |
| A page is 4096 bytes in length. Address must be on a page boundary.</div> |
| <dl class="notes"> |
| <dt>Throws:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/16/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link" target="_blank">IOException</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </section> |
| <!-- ========= END OF CLASS DATA ========= --> |
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