Skip to content

L
libvirt

openeuler / libvirt

通知 3
Star 0
Fork 0
L
libvirt
切换分支/标签
查找文件 普通视图历史永久链接Permalink
libvirt-libvirt.html 54.0 KB
Newer Older
D
Adding missing files, Daniel  
Daniel Veillard 已提交
1 2 
<?xml version="1.0" encoding="ISO-8859-1"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
3 
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1" /><link rel="stylesheet" type="text/css" href="../libvirt.css" /><link rel="SHORTCUT ICON" href="/32favicon.png" /><title>Module libvirt from libvirt</title></head><body><div id="container"><div id="intro"><div id="adjustments"></div><div id="pageHeader"></div><div id="content2"><h1 class="style1">Module libvirt from libvirt</h1><table class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="u" href="index.html"><img src="up.png" width="24" height="24" border="0" alt="Up" /></a></td><th align="left"><a href="index.html">API documentation</a></th><td><a accesskey="h" href="../index.html"><img src="home.png" width="24" height="24" border="0" alt="Home" /></a></td><th align="center"><a href="../index.html">The virtualization API</a></th><th align="right"><a href="libvirt-virterror.html">virterror</a></th><td><a accesskey="n" href="libvirt-virterror.html"><img src="right.png" width="24" height="24" border="0" alt="Next" /></a></td></tr></table><p>Provides the interfaces of the libvirt library to handle Xen domains from a process running in domain 0 </p><h2>Table of Contents</h2><pre class="programlisting">#define <a href="#LIBVIR_VERSION_NUMBER">LIBVIR_VERSION_NUMBER</a></pre><pre class="programlisting">#define <a href="#VIR_COPY_CPUMAP">VIR_COPY_CPUMAP</a></pre><pre class="programlisting">#define <a href="#VIR_CPU_MAPLEN">VIR_CPU_MAPLEN</a></pre><pre class="programlisting">#define <a href="#VIR_CPU_USABLE">VIR_CPU_USABLE</a></pre><pre class="programlisting">#define <a href="#VIR_GET_CPUMAP">VIR_GET_CPUMAP</a></pre><pre class="programlisting">#define <a href="#VIR_NODEINFO_MAXCPUS">VIR_NODEINFO_MAXCPUS</a></pre><pre class="programlisting">#define <a href="#VIR_UNUSE_CPU">VIR_UNUSE_CPU</a></pre><pre class="programlisting">#define <a href="#VIR_USE_CPU">VIR_USE_CPU</a></pre><pre class="programlisting">Structure <a href="#virConnect">virConnect</a><br />struct _virConnect
D
Adding missing files, Daniel  
Daniel Veillard 已提交
4 5 6 7 8 9 10 11 12 13 14 15 16 
The content of this structure is not made public by the API.
</pre><pre class="programlisting">Typedef <a href="libvirt-libvirt.html#virConnect">virConnect</a> * <a name="virConnectPtr" id="virConnectPtr">virConnectPtr</a>
</pre><pre class="programlisting">Enum <a href="#virDeviceMode">virDeviceMode</a>
</pre><pre class="programlisting">Structure <a href="#virDomain">virDomain</a><br />struct _virDomain
The content of this structure is not made public by the API.
</pre><pre class="programlisting">Enum <a href="#virDomainCreateFlags">virDomainCreateFlags</a>
</pre><pre class="programlisting">Structure <a href="#virDomainInfo">virDomainInfo</a><br />struct _virDomainInfo
</pre><pre class="programlisting">Typedef <a href="libvirt-libvirt.html#virDomainInfo">virDomainInfo</a> * <a name="virDomainInfoPtr" id="virDomainInfoPtr">virDomainInfoPtr</a>
</pre><pre class="programlisting">Structure <a href="#virDomainKernel">virDomainKernel</a><br />struct _virDomainKernel
</pre><pre class="programlisting">Typedef <a href="libvirt-libvirt.html#virDomainKernel">virDomainKernel</a> * <a name="virDomainKernelPtr" id="virDomainKernelPtr">virDomainKernelPtr</a>
</pre><pre class="programlisting">Typedef <a href="libvirt-libvirt.html#virDomain">virDomain</a> * <a name="virDomainPtr" id="virDomainPtr">virDomainPtr</a>
</pre><pre class="programlisting">Enum <a href="#virDomainRestart">virDomainRestart</a>
</pre><pre class="programlisting">Enum <a href="#virDomainState">virDomainState</a>
D
* doc/*: rebuilt  
Daniel Veillard 已提交
17 18 
</pre><pre class="programlisting">Structure <a href="#virNodeInfo">virNodeInfo</a><br />struct _virNodeInfo
</pre><pre class="programlisting">Typedef <a href="libvirt-libvirt.html#virNodeInfo">virNodeInfo</a> * <a name="virNodeInfoPtr" id="virNodeInfoPtr">virNodeInfoPtr</a>
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
19 20 21 
</pre><pre class="programlisting">Structure <a href="#virVcpuInfo">virVcpuInfo</a><br />struct _virVcpuInfo
</pre><pre class="programlisting">Typedef <a href="libvirt-libvirt.html#virVcpuInfo">virVcpuInfo</a> * <a name="virVcpuInfoPtr" id="virVcpuInfoPtr">virVcpuInfoPtr</a>
</pre><pre class="programlisting">Enum <a href="#virVcpuState">virVcpuState</a>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
22 23 24 
</pre><pre class="programlisting">int	<a href="#virConnectClose">virConnectClose</a>			(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn)</pre>
<pre class="programlisting">const char *	<a href="#virConnectGetType">virConnectGetType</a>	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn)</pre>
<pre class="programlisting">int	<a href="#virConnectGetVersion">virConnectGetVersion</a>		(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 unsigned long * hvVer)</pre>
K
XML-RPC tests  
Karel Zak 已提交
25 
<pre class="programlisting">int	<a href="#virConnectListDefinedDomains">virConnectListDefinedDomains</a>	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char ** names, <br />					 int maxnames)</pre>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
26 27 28 29 
<pre class="programlisting">int	<a href="#virConnectListDomains">virConnectListDomains</a>		(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 int * ids, <br />					 int maxids)</pre>
<pre class="programlisting">int	<a href="#virConnectNumOfDomains">virConnectNumOfDomains</a>		(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn)</pre>
<pre class="programlisting"><a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a>	<a href="#virConnectOpen">virConnectOpen</a>		(const char * name)</pre>
<pre class="programlisting"><a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a>	<a href="#virConnectOpenReadOnly">virConnectOpenReadOnly</a>	(const char * name)</pre>
K
XML-RPC tests  
Karel Zak 已提交
30 
<pre class="programlisting">int	<a href="#virDomainCreate">virDomainCreate</a>			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
D
* configure.in src/Makefile.am: adding dependency to libxml2  
Daniel Veillard 已提交
31 
<pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	<a href="#virDomainCreateLinux">virDomainCreateLinux</a>	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char * xmlDesc, <br />					 unsigned int flags)</pre>
K
XML-RPC tests  
Karel Zak 已提交
32 
<pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	<a href="#virDomainDefineXML">virDomainDefineXML</a>	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char * xml)</pre>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
33 34 35 36 37 38 39 
<pre class="programlisting">int	<a href="#virDomainDestroy">virDomainDestroy</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
<pre class="programlisting">int	<a href="#virDomainFree">virDomainFree</a>			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
<pre class="programlisting">unsigned int	<a href="#virDomainGetID">virDomainGetID</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
<pre class="programlisting">int	<a href="#virDomainGetInfo">virDomainGetInfo</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 <a href="libvirt-libvirt.html#virDomainInfoPtr">virDomainInfoPtr</a> info)</pre>
<pre class="programlisting">unsigned long	<a href="#virDomainGetMaxMemory">virDomainGetMaxMemory</a>	(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
<pre class="programlisting">const char *	<a href="#virDomainGetName">virDomainGetName</a>	(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
<pre class="programlisting">char *	<a href="#virDomainGetOSType">virDomainGetOSType</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
D
* include/libvirt.h[.in] src/libvirt.c src/xend_internal.[ch]  
Daniel Veillard 已提交
40 
<pre class="programlisting">int	<a href="#virDomainGetUUID">virDomainGetUUID</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned char * uuid)</pre>
D
* docs//*: rebuilt the documentation  
Daniel Veillard 已提交
41 
<pre class="programlisting">int	<a href="#virDomainGetUUIDString">virDomainGetUUIDString</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 char * buf)</pre>
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
42 
<pre class="programlisting">int	<a href="#virDomainGetVcpus">virDomainGetVcpus</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 <a href="libvirt-libvirt.html#virVcpuInfoPtr">virVcpuInfoPtr</a> info, <br />					 int maxinfo, <br />					 unsigned char * cpumaps, <br />					 int maplen)</pre>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
43 44 45 
<pre class="programlisting">char *	<a href="#virDomainGetXMLDesc">virDomainGetXMLDesc</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 int flags)</pre>
<pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	<a href="#virDomainLookupByID">virDomainLookupByID</a>	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 int id)</pre>
<pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	<a href="#virDomainLookupByName">virDomainLookupByName</a>	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char * name)</pre>
D
* include/libvirt.h[.in] src/libvirt.c src/xend_internal.[ch]  
Daniel Veillard 已提交
46 
<pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	<a href="#virDomainLookupByUUID">virDomainLookupByUUID</a>	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const unsigned char * uuid)</pre>
D
* docs//*: rebuilt the documentation  
Daniel Veillard 已提交
47 
<pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	<a href="#virDomainLookupByUUIDString">virDomainLookupByUUIDString</a>	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />						 const char * uuidstr)</pre>
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
48 
<pre class="programlisting">int	<a href="#virDomainPinVcpu">virDomainPinVcpu</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned int vcpu, <br />					 unsigned char * cpumap, <br />					 int maplen)</pre>
D
* include/libvirt.h[.in] src/driver.h src/libvirt.c  
Daniel Veillard 已提交
49 
<pre class="programlisting">int	<a href="#virDomainReboot">virDomainReboot</a>			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned int flags)</pre>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
50 51 52 53 
<pre class="programlisting">int	<a href="#virDomainRestore">virDomainRestore</a>		(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char * from)</pre>
<pre class="programlisting">int	<a href="#virDomainResume">virDomainResume</a>			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
<pre class="programlisting">int	<a href="#virDomainSave">virDomainSave</a>			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 const char * to)</pre>
<pre class="programlisting">int	<a href="#virDomainSetMaxMemory">virDomainSetMaxMemory</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned long memory)</pre>
D
* include/libvirt.h include/libvirt.h.in doc/*: added new entry point  
Daniel Veillard 已提交
54 
<pre class="programlisting">int	<a href="#virDomainSetMemory">virDomainSetMemory</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned long memory)</pre>
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
55 
<pre class="programlisting">int	<a href="#virDomainSetVcpus">virDomainSetVcpus</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned int nvcpus)</pre>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
56 57 
<pre class="programlisting">int	<a href="#virDomainShutdown">virDomainShutdown</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
<pre class="programlisting">int	<a href="#virDomainSuspend">virDomainSuspend</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
K
XML-RPC tests  
Karel Zak 已提交
58 
<pre class="programlisting">int	<a href="#virDomainUndefine">virDomainUndefine</a>		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)</pre>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
59 
<pre class="programlisting">int	<a href="#virGetVersion">virGetVersion</a>			(unsigned long * libVer, <br />					 const char * type, <br />					 unsigned long * typeVer)</pre>
D
* doc/*: updated module list and rebuilt  
Daniel Veillard 已提交
60 
<pre class="programlisting">int	<a href="#virInitialize">virInitialize</a>			(void)</pre>
D
* doc/*: rebuilt  
Daniel Veillard 已提交
61 
<pre class="programlisting">int	<a href="#virNodeGetInfo">virNodeGetInfo</a>			(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 <a href="libvirt-libvirt.html#virNodeInfoPtr">virNodeInfoPtr</a> info)</pre>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
62 63 
<h2>Description</h2>
<h3><a name="LIBVIR_VERSION_NUMBER" id="LIBVIR_VERSION_NUMBER"></a>Macro: LIBVIR_VERSION_NUMBER</h3><pre>#define LIBVIR_VERSION_NUMBER</pre><p>Macro providing the version of the library as version * 1,000,000 + minor * 1000 + micro</p>
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
64 65 66 67 68 69 70 
<h3><a name="VIR_COPY_CPUMAP" id="VIR_COPY_CPUMAP"></a>Macro: VIR_COPY_CPUMAP</h3><pre>#define VIR_COPY_CPUMAP</pre><p>This macro is to be used in conjonction with virDomainGetVcpus() and virDomainPinVcpu() APIs. <a href="libvirt-libvirt.html#VIR_COPY_CPUMAP">VIR_COPY_CPUMAP</a> macro extract the cpumap of the specified vcpu from cpumaps array and copy it into cpumap to be used later by virDomainPinVcpu() API.</p>
<h3><a name="VIR_CPU_MAPLEN" id="VIR_CPU_MAPLEN"></a>Macro: VIR_CPU_MAPLEN</h3><pre>#define VIR_CPU_MAPLEN</pre><p></p>
<h3><a name="VIR_CPU_USABLE" id="VIR_CPU_USABLE"></a>Macro: VIR_CPU_USABLE</h3><pre>#define VIR_CPU_USABLE</pre><p>This macro is to be used in conjonction with virDomainGetVcpus() API. <a href="libvirt-libvirt.html#VIR_CPU_USABLE">VIR_CPU_USABLE</a> macro returns a non zero value (true) if the cpu is usable by the vcpu, and 0 otherwise.</p>
<h3><a name="VIR_GET_CPUMAP" id="VIR_GET_CPUMAP"></a>Macro: VIR_GET_CPUMAP</h3><pre>#define VIR_GET_CPUMAP</pre><p>This macro is to be used in conjonction with virDomainGetVcpus() and virDomainPinVcpu() APIs. <a href="libvirt-libvirt.html#VIR_GET_CPUMAP">VIR_GET_CPUMAP</a> macro returns a pointer to the cpumap of the specified vcpu from cpumaps array.</p>
<h3><a name="VIR_NODEINFO_MAXCPUS" id="VIR_NODEINFO_MAXCPUS"></a>Macro: VIR_NODEINFO_MAXCPUS</h3><pre>#define VIR_NODEINFO_MAXCPUS</pre><p>This macro is to calculate the total number of CPUs supported but not neccessarily active in the host.</p>
<h3><a name="VIR_UNUSE_CPU" id="VIR_UNUSE_CPU"></a>Macro: VIR_UNUSE_CPU</h3><pre>#define VIR_UNUSE_CPU</pre><p>This macro is to be used in conjonction with virDomainPinVcpu() API. USE_CPU macro reset the bit (CPU not usable) of the related cpu in cpumap.</p>
<h3><a name="VIR_USE_CPU" id="VIR_USE_CPU"></a>Macro: VIR_USE_CPU</h3><pre>#define VIR_USE_CPU</pre><p>This macro is to be used in conjonction with virDomainPinVcpu() API. USE_CPU macro set the bit (CPU usable) of the related cpu in cpumap.</p>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 
<h3><a name="virConnect" id="virConnect">Structure virConnect</a></h3><pre class="programlisting">Structure virConnect<br />struct _virConnect {
The content of this structure is not made public by the API.
}</pre>
      a virConnectPtr is pointer to a virConnect private structure, this is the type used to reference a connection to the Xen Hypervisor in the API.
    <h3>Enum <a name="virDeviceMode" id="virDeviceMode">virDeviceMode</a></h3><pre class="programlisting">Enum virDeviceMode {
    <a name="VIR_DEVICE_DEFAULT" id="VIR_DEVICE_DEFAULT">VIR_DEVICE_DEFAULT</a> = 0 : Default mode
    <a name="VIR_DEVICE_RO" id="VIR_DEVICE_RO">VIR_DEVICE_RO</a> = 1 : Access read-only
    <a name="VIR_DEVICE_RW" id="VIR_DEVICE_RW">VIR_DEVICE_RW</a> = 2 : Access read-write
    <a name="VIR_DEVICE_RW_FORCE" id="VIR_DEVICE_RW_FORCE">VIR_DEVICE_RW_FORCE</a> = 3 : Forced read-write even if already used
}
</pre><h3><a name="virDomain" id="virDomain">Structure virDomain</a></h3><pre class="programlisting">Structure virDomain<br />struct _virDomain {
The content of this structure is not made public by the API.
}</pre><h3>Enum <a name="virDomainCreateFlags" id="virDomainCreateFlags">virDomainCreateFlags</a></h3><pre class="programlisting">Enum virDomainCreateFlags {
    <a name="VIR_DOMAIN_NONE" id="VIR_DOMAIN_NONE">VIR_DOMAIN_NONE</a> = 0
}
</pre><h3><a name="virDomainInfo" id="virDomainInfo">Structure virDomainInfo</a></h3><pre class="programlisting">Structure virDomainInfo<br />struct _virDomainInfo {
    unsigned char	state	: the running state, one of virDomainFlag
    unsigned long	maxMem	: the maximum memory in KBytes allowed
    unsigned long	memory	: the memory in KBytes used by the domain
D
* doc/*: rebuilt  
Daniel Veillard 已提交
90 91 
    unsigned short	nrVirtCpu	: the number of virtual CPUs for the doma
    unsigned long long	cpuTime	: the CPU time used in nanoseconds
D
Adding missing files, Daniel  
Daniel Veillard 已提交
92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 
}</pre>
      a virDomainInfoPtr is a pointer to a virDomainInfo structure.
    <h3><a name="virDomainKernel" id="virDomainKernel">Structure virDomainKernel</a></h3><pre class="programlisting">Structure virDomainKernel<br />struct _virDomainKernel {
    const char *	kernel	: filename pointing to the kernel image
    const char *	ramdisk	: an optional init ramdisk
    const char *	root	: an optional root block device
    const char *	extra	: optional kernel command line parameters
}</pre>
      a virDomainKernelPtr is a pointer to a virDomainKernel structure.
    
      a virDomainPtr is pointer to a virDomain private structure, this is the type used to reference a Xen domain in the API.
    <h3>Enum <a name="virDomainRestart" id="virDomainRestart">virDomainRestart</a></h3><pre class="programlisting">Enum virDomainRestart {
    <a name="VIR_DOMAIN_DESTROY" id="VIR_DOMAIN_DESTROY">VIR_DOMAIN_DESTROY</a> = 1 : destroy the domain
    <a name="VIR_DOMAIN_RESTART" id="VIR_DOMAIN_RESTART">VIR_DOMAIN_RESTART</a> = 2 : restart the domain
    <a name="VIR_DOMAIN_PRESERVE" id="VIR_DOMAIN_PRESERVE">VIR_DOMAIN_PRESERVE</a> = 3 : keep as is, need manual destroy, for debug
    <a name="VIR_DOMAIN_RENAME_RESTART" id="VIR_DOMAIN_RENAME_RESTART">VIR_DOMAIN_RENAME_RESTART</a> = 4 : restart under an new unique name
}
</pre><h3>Enum <a name="virDomainState" id="virDomainState">virDomainState</a></h3><pre class="programlisting">Enum virDomainState {
    <a name="VIR_DOMAIN_NOSTATE" id="VIR_DOMAIN_NOSTATE">VIR_DOMAIN_NOSTATE</a> = 0 : no state
    <a name="VIR_DOMAIN_RUNNING" id="VIR_DOMAIN_RUNNING">VIR_DOMAIN_RUNNING</a> = 1 : the domain is running
    <a name="VIR_DOMAIN_BLOCKED" id="VIR_DOMAIN_BLOCKED">VIR_DOMAIN_BLOCKED</a> = 2 : the domain is blocked on resource
    <a name="VIR_DOMAIN_PAUSED" id="VIR_DOMAIN_PAUSED">VIR_DOMAIN_PAUSED</a> = 3 : the domain is paused by user
    <a name="VIR_DOMAIN_SHUTDOWN" id="VIR_DOMAIN_SHUTDOWN">VIR_DOMAIN_SHUTDOWN</a> = 4 : the domain is being shut down
    <a name="VIR_DOMAIN_SHUTOFF" id="VIR_DOMAIN_SHUTOFF">VIR_DOMAIN_SHUTOFF</a> = 5 : the domain is shut off
    <a name="VIR_DOMAIN_CRASHED" id="VIR_DOMAIN_CRASHED">VIR_DOMAIN_CRASHED</a> = 6 : the domain is crashed
}
D
* doc/*: rebuilt  
Daniel Veillard 已提交
118 119 
</pre><h3><a name="virNodeInfo" id="virNodeInfo">Structure virNodeInfo</a></h3><pre class="programlisting">Structure virNodeInfo<br />struct _virNodeInfo {
    charmodel[32]	model	: string indicating the CPU model
D
* TODO src/hash.[ch] src/internal.h src/libvirt.c src/xend_internal.c  
Daniel Veillard 已提交
120 
    unsigned long	memory	: memory size in kilobytes
D
* doc/*: rebuilt  
Daniel Veillard 已提交
121 122 123 124 125 126 127 128 
    unsigned int	cpus	: the number of active CPUs
    unsigned int	mhz	: expected CPU frequency
    unsigned int	nodes	: the number of NUMA cell, 1 for uniform
    unsigned int	sockets	: number of CPU socket per node
    unsigned int	cores	: number of core per socket
    unsigned int	threads	: number of threads per core
}</pre>
      a virNodeInfoPtr is a pointer to a virNodeInfo structure.
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
129 130 131 132 133 134 135 136 137 138 139 
    <h3><a name="virVcpuInfo" id="virVcpuInfo">Structure virVcpuInfo</a></h3><pre class="programlisting">Structure virVcpuInfo<br />struct _virVcpuInfo {
    unsigned int	number	: virtual CPU number
    int	state	: value from <a href="libvirt-libvirt.html#virVcpuState">virVcpuState</a>
    unsigned long long	cpuTime	: CPU time used, in nanoseconds
    int	cpu	: real CPU number, or -1 if offline
}</pre><h3>Enum <a name="virVcpuState" id="virVcpuState">virVcpuState</a></h3><pre class="programlisting">Enum virVcpuState {
    <a name="VIR_VCPU_OFFLINE" id="VIR_VCPU_OFFLINE">VIR_VCPU_OFFLINE</a> = 0 : the virtual CPU is offline
    <a name="VIR_VCPU_RUNNING" id="VIR_VCPU_RUNNING">VIR_VCPU_RUNNING</a> = 1 : the virtual CPU is running
    <a name="VIR_VCPU_BLOCKED" id="VIR_VCPU_BLOCKED">VIR_VCPU_BLOCKED</a> = 2 : the virtual CPU is blocked on resource
}
</pre><h3><a name="virConnectClose" id="virConnectClose"></a>Function: virConnectClose</h3><pre class="programlisting">int	virConnectClose			(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn)<br />
D
Adding missing files, Daniel  
Daniel Veillard 已提交
140 141 142 143 144 
</pre><p>This function closes the connection to the Hypervisor. This should not be called if further interaction with the Hypervisor are needed especially if there is running domain which need further monitoring by the application.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success or -1 in case of error.</td></tr></tbody></table></div><h3><a name="virConnectGetType" id="virConnectGetType"></a>Function: virConnectGetType</h3><pre class="programlisting">const char *	virConnectGetType	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn)<br />
</pre><p>Get the name of the Hypervisor software used.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>NULL in case of error, a static zero terminated string otherwise.</td></tr></tbody></table></div><h3><a name="virConnectGetVersion" id="virConnectGetVersion"></a>Function: virConnectGetVersion</h3><pre class="programlisting">int	virConnectGetVersion		(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 unsigned long * hvVer)<br />
</pre><p>Get the version level of the Hypervisor running. This may work only with hypervisor call, i.e. with priviledged access to the hypervisor, not with a Read-Only connection.</p>
K
XML-RPC tests  
Karel Zak 已提交
145 146 147 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>hvVer</tt></i>:</span></td><td>return value for the version of the running hypervisor (OUT)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>-1 in case of error, 0 otherwise. if the version can't be extracted by lack of capacities returns 0 and @hvVer is 0, otherwise @hvVer value is major * 1,000,000 + minor * 1,000 + release</td></tr></tbody></table></div><h3><a name="virConnectListDefinedDomains" id="virConnectListDefinedDomains"></a>Function: virConnectListDefinedDomains</h3><pre class="programlisting">int	virConnectListDefinedDomains	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char ** names, <br />					 int maxnames)<br />
</pre><p>list the defined domains, stores the pointers to the names in @names</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>names</tt></i>:</span></td><td>pointer to an array to store the names</td></tr><tr><td><span class="term"><i><tt>maxnames</tt></i>:</span></td><td>size of the array</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of names provided in the array or -1 in case of error</td></tr></tbody></table></div><h3><a name="virConnectListDomains" id="virConnectListDomains"></a>Function: virConnectListDomains</h3><pre class="programlisting">int	virConnectListDomains		(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 int * ids, <br />					 int maxids)<br />
D
Adding missing files, Daniel  
Daniel Veillard 已提交
148 149 150 151 152 153 154 
</pre><p>Collect the list of active domains, and store their ID in @maxids</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>ids</tt></i>:</span></td><td>array to collect the list of IDs of active domains</td></tr><tr><td><span class="term"><i><tt>maxids</tt></i>:</span></td><td>size of @ids</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of domain found or -1 in case of error</td></tr></tbody></table></div><h3><a name="virConnectNumOfDomains" id="virConnectNumOfDomains"></a>Function: virConnectNumOfDomains</h3><pre class="programlisting">int	virConnectNumOfDomains		(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn)<br />
</pre><p>Provides the number of active domains.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of domain found or -1 in case of error</td></tr></tbody></table></div><h3><a name="virConnectOpen" id="virConnectOpen"></a>Function: virConnectOpen</h3><pre class="programlisting"><a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a>	virConnectOpen		(const char * name)<br />
</pre><p>This function should be called first to get a connection to the Hypervisor and xen store</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>name</tt></i>:</span></td><td>optional argument currently unused, pass NULL</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a pointer to the hypervisor connection or NULL in case of error</td></tr></tbody></table></div><h3><a name="virConnectOpenReadOnly" id="virConnectOpenReadOnly"></a>Function: virConnectOpenReadOnly</h3><pre class="programlisting"><a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a>	virConnectOpenReadOnly	(const char * name)<br />
</pre><p>This function should be called first to get a restricted connection to the libbrary functionalities. The set of APIs usable are then restricted on the available methods to control the domains.</p>
K
XML-RPC tests  
Karel Zak 已提交
155 156 157 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>name</tt></i>:</span></td><td>optional argument currently unused, pass NULL</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a pointer to the hypervisor connection or NULL in case of error</td></tr></tbody></table></div><h3><a name="virDomainCreate" id="virDomainCreate"></a>Function: virDomainCreate</h3><pre class="programlisting">int	virDomainCreate			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>launch a defined domain. If the call succeed the domain moves from the defined to the running domains pools.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>pointer to a defined domain</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, -1 in case of error</td></tr></tbody></table></div><h3><a name="virDomainCreateLinux" id="virDomainCreateLinux"></a>Function: virDomainCreateLinux</h3><pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	virDomainCreateLinux	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char * xmlDesc, <br />					 unsigned int flags)<br />
D
* src/libvirt.c src/xend_internal.c src/xend_internal.h: move the  
Daniel Veillard 已提交
158 
</pre><p>Launch a new Linux guest domain, based on an XML description similar to the one returned by virDomainGetXMLDesc() This function may requires priviledged access to the hypervisor.</p>
K
XML-RPC tests  
Karel Zak 已提交
159 160 161 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>xmlDesc</tt></i>:</span></td><td>an XML description of the domain</td></tr><tr><td><span class="term"><i><tt>flags</tt></i>:</span></td><td>an optional set of virDomainFlags</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new domain object or NULL in case of failure</td></tr></tbody></table></div><h3><a name="virDomainDefineXML" id="virDomainDefineXML"></a>Function: virDomainDefineXML</h3><pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	virDomainDefineXML	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char * xml)<br />
</pre><p>define a domain, but does not start it</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>xml</tt></i>:</span></td><td>the XML description for the domain, preferably in UTF-8</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>NULL in case of error, a pointer to the domain otherwise</td></tr></tbody></table></div><h3><a name="virDomainDestroy" id="virDomainDestroy"></a>Function: virDomainDestroy</h3><pre class="programlisting">int	virDomainDestroy		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
D
Adding missing files, Daniel  
Daniel Veillard 已提交
162 163 164 165 166 167 
</pre><p>Destroy the domain object. The running instance is shutdown if not down already and all resources used by it are given back to the hypervisor. The data structure is freed and should not be used thereafter if the call does not return an error. This function may requires priviledged access</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainFree" id="virDomainFree"></a>Function: virDomainFree</h3><pre class="programlisting">int	virDomainFree			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>Free the domain object. The running instance is kept alive. The data structure is freed and should not be used thereafter.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainGetID" id="virDomainGetID"></a>Function: virDomainGetID</h3><pre class="programlisting">unsigned int	virDomainGetID		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>Get the hypervisor ID number for the domain</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the domain ID number or (unsigned int) -1 in case of error</td></tr></tbody></table></div><h3><a name="virDomainGetInfo" id="virDomainGetInfo"></a>Function: virDomainGetInfo</h3><pre class="programlisting">int	virDomainGetInfo		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 <a href="libvirt-libvirt.html#virDomainInfoPtr">virDomainInfoPtr</a> info)<br />
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
168 
</pre><p>Extract information about a domain. Note that if the connection used to get the domain is limited only a partial set of the information can be extracted.</p>
D
Adding missing files, Daniel  
Daniel Veillard 已提交
169 170 171 172 173 174 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>info</tt></i>:</span></td><td>pointer to a <a href="libvirt-libvirt.html#virDomainInfo">virDomainInfo</a> structure allocated by the user</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainGetMaxMemory" id="virDomainGetMaxMemory"></a>Function: virDomainGetMaxMemory</h3><pre class="programlisting">unsigned long	virDomainGetMaxMemory	(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>Retrieve the maximum amount of physical memory allocated to a domain. If domain is NULL, then this get the amount of memory reserved to Domain0 i.e. the domain where the application runs.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object or NULL</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the memory size in kilobytes or 0 in case of error.</td></tr></tbody></table></div><h3><a name="virDomainGetName" id="virDomainGetName"></a>Function: virDomainGetName</h3><pre class="programlisting">const char *	virDomainGetName	(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>Get the public name for that domain</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a pointer to the name or NULL, the string need not be deallocated its lifetime will be the same as the domain object.</td></tr></tbody></table></div><h3><a name="virDomainGetOSType" id="virDomainGetOSType"></a>Function: virDomainGetOSType</h3><pre class="programlisting">char *	virDomainGetOSType		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>Get the type of domain operation system.</p>
D
* doc/*: updated module list and rebuilt  
Daniel Veillard 已提交
175 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the new string or NULL in case of error, the string must be freed by the caller.</td></tr></tbody></table></div><h3><a name="virDomainGetUUID" id="virDomainGetUUID"></a>Function: virDomainGetUUID</h3><pre class="programlisting">int	virDomainGetUUID		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned char * uuid)<br />
D
* include/libvirt.h[.in] src/libvirt.c src/xend_internal.[ch]  
Daniel Veillard 已提交
176 
</pre><p>Get the UUID for a domain</p>
D
* docs//*: rebuilt the documentation  
Daniel Veillard 已提交
177 178 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>uuid</tt></i>:</span></td><td>pointer to a 16 bytes array</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>-1 in case of error, 0 in case of success</td></tr></tbody></table></div><h3><a name="virDomainGetUUIDString" id="virDomainGetUUIDString"></a>Function: virDomainGetUUIDString</h3><pre class="programlisting">int	virDomainGetUUIDString		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 char * buf)<br />
</pre><p>Get the UUID for a domain as string. For more information about UUID see RFC4122.</p>
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
179 180 181 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>buf</tt></i>:</span></td><td>pointer to a 37 bytes array</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>-1 in case of error, 0 in case of success</td></tr></tbody></table></div><h3><a name="virDomainGetVcpus" id="virDomainGetVcpus"></a>Function: virDomainGetVcpus</h3><pre class="programlisting">int	virDomainGetVcpus		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 <a href="libvirt-libvirt.html#virVcpuInfoPtr">virVcpuInfoPtr</a> info, <br />					 int maxinfo, <br />					 unsigned char * cpumaps, <br />					 int maplen)<br />
</pre><p>Extract information about virtual CPUs of domain, store it in info array and also in cpumaps if this pointer is'nt NULL.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>pointer to domain object, or NULL for Domain0</td></tr><tr><td><span class="term"><i><tt>info</tt></i>:</span></td><td>pointer to an array of <a href="libvirt-libvirt.html#virVcpuInfo">virVcpuInfo</a> structures (OUT)</td></tr><tr><td><span class="term"><i><tt>maxinfo</tt></i>:</span></td><td>number of structures in info array</td></tr><tr><td><span class="term"><i><tt>cpumaps</tt></i>:</span></td><td>pointer to an bit map of real CPUs for all vcpus of this domain (in 8-bit bytes) (OUT) If cpumaps is NULL, then no cupmap information is returned by the API. It's assumed there is &lt;maxinfo&gt; cpumap in cpumaps array. The memory allocated to cpumaps must be (maxinfo * maplen) bytes (ie: calloc(maxinfo, maplen)). One cpumap inside cpumaps has the format described in virDomainPinVcpu() API.</td></tr><tr><td><span class="term"><i><tt>maplen</tt></i>:</span></td><td>number of bytes in one cpumap, from 1 up to size of CPU map in underlying virtualization system (Xen...).</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>the number of info filled in case of success, -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainGetXMLDesc" id="virDomainGetXMLDesc"></a>Function: virDomainGetXMLDesc</h3><pre class="programlisting">char *	virDomainGetXMLDesc		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 int flags)<br />
D
* src/libvirt.c src/xend_internal.c src/xend_internal.h: move the  
Daniel Veillard 已提交
182 183 
</pre><p>Provide an XML description of the domain. The description may be reused later to relaunch the domain with virDomainCreateLinux().</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>flags</tt></i>:</span></td><td>and OR'ed set of extraction flags, not used yet</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a 0 terminated UTF-8 encoded XML instance, or NULL in case of error. the caller must free() the returned value.</td></tr></tbody></table></div><h3><a name="virDomainLookupByID" id="virDomainLookupByID"></a>Function: virDomainLookupByID</h3><pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	virDomainLookupByID	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 int id)<br />
D
Adding missing files, Daniel  
Daniel Veillard 已提交
184 185 186 
</pre><p>Try to find a domain based on the hypervisor ID number</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>id</tt></i>:</span></td><td>the domain ID number</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new domain object or NULL in case of failure</td></tr></tbody></table></div><h3><a name="virDomainLookupByName" id="virDomainLookupByName"></a>Function: virDomainLookupByName</h3><pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	virDomainLookupByName	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char * name)<br />
</pre><p>Try to lookup a domain on the given hypervisor based on its name.</p>
D
* include/libvirt.h[.in] src/libvirt.c src/xend_internal.[ch]  
Daniel Veillard 已提交
187 188 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>name</tt></i>:</span></td><td>name for the domain</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new domain object or NULL in case of failure</td></tr></tbody></table></div><h3><a name="virDomainLookupByUUID" id="virDomainLookupByUUID"></a>Function: virDomainLookupByUUID</h3><pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	virDomainLookupByUUID	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const unsigned char * uuid)<br />
</pre><p>Try to lookup a domain on the given hypervisor based on its UUID.</p>
D
* docs//*: rebuilt the documentation  
Daniel Veillard 已提交
189 190 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>uuid</tt></i>:</span></td><td>the raw UUID for the domain</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new domain object or NULL in case of failure</td></tr></tbody></table></div><h3><a name="virDomainLookupByUUIDString" id="virDomainLookupByUUIDString"></a>Function: virDomainLookupByUUIDString</h3><pre class="programlisting"><a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a>	virDomainLookupByUUIDString	(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />						 const char * uuidstr)<br />
</pre><p>Try to lookup a domain on the given hypervisor based on its UUID.</p>
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
191 192 193 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>uuidstr</tt></i>:</span></td><td>the string UUID for the domain</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>a new domain object or NULL in case of failure</td></tr></tbody></table></div><h3><a name="virDomainPinVcpu" id="virDomainPinVcpu"></a>Function: virDomainPinVcpu</h3><pre class="programlisting">int	virDomainPinVcpu		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned int vcpu, <br />					 unsigned char * cpumap, <br />					 int maplen)<br />
</pre><p>Dynamically change the real CPUs which can be allocated to a virtual CPU. This function requires priviledged access to the hypervisor.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>pointer to domain object, or NULL for Domain0</td></tr><tr><td><span class="term"><i><tt>vcpu</tt></i>:</span></td><td>virtual CPU number</td></tr><tr><td><span class="term"><i><tt>cpumap</tt></i>:</span></td><td>pointer to a bit map of real CPUs (in 8-bit bytes) (IN) Each bit set to 1 means that corresponding CPU is usable. Bytes are stored in little-endian order: CPU0-7, 8-15... In each byte, lowest CPU number is least significant bit.</td></tr><tr><td><span class="term"><i><tt>maplen</tt></i>:</span></td><td>number of bytes in cpumap, from 1 up to size of CPU map in underlying virtualization system (Xen...). If maplen &lt; size, missing bytes are set to zero. If maplen &gt; size, failure code is returned.</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainReboot" id="virDomainReboot"></a>Function: virDomainReboot</h3><pre class="programlisting">int	virDomainReboot			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned int flags)<br />
D
* include/libvirt.h[.in] src/driver.h src/libvirt.c  
Daniel Veillard 已提交
194 195 
</pre><p>Reboot a domain, the domain object is still usable there after but the domain OS is being stopped for a restart. Note that the guest OS may ignore the request.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>flags</tt></i>:</span></td><td>extra flags for the reboot operation, not used yet</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainRestore" id="virDomainRestore"></a>Function: virDomainRestore</h3><pre class="programlisting">int	virDomainRestore		(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 const char * from)<br />
D
Adding missing files, Daniel  
Daniel Veillard 已提交
196 197 198 199 200 201 202 
</pre><p>This method will restore a domain saved to disk by virDomainSave().</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>from</tt></i>:</span></td><td>path to the</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainResume" id="virDomainResume"></a>Function: virDomainResume</h3><pre class="programlisting">int	virDomainResume			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>Resume an suspended domain, the process is restarted from the state where it was frozen by calling virSuspendDomain(). This function may requires priviledged access</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainSave" id="virDomainSave"></a>Function: virDomainSave</h3><pre class="programlisting">int	virDomainSave			(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 const char * to)<br />
</pre><p>This method will suspend a domain and save its memory contents to a file on disk. After the call, if successful, the domain is not listed as running anymore (this may be a problem). Use virDomainRestore() to restore a domain after saving.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>to</tt></i>:</span></td><td>path for the output file</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainSetMaxMemory" id="virDomainSetMaxMemory"></a>Function: virDomainSetMaxMemory</h3><pre class="programlisting">int	virDomainSetMaxMemory		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned long memory)<br />
</pre><p>Dynamically change the maximum amount of physical memory allocated to a domain. If domain is NULL, then this change the amount of memory reserved to Domain0 i.e. the domain where the application runs. This function requires priviledged access to the hypervisor.</p>
D
* include/libvirt.h include/libvirt.h.in doc/*: added new entry point  
Daniel Veillard 已提交
203 204 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object or NULL</td></tr><tr><td><span class="term"><i><tt>memory</tt></i>:</span></td><td>the memory size in kilobytes</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainSetMemory" id="virDomainSetMemory"></a>Function: virDomainSetMemory</h3><pre class="programlisting">int	virDomainSetMemory		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned long memory)<br />
</pre><p>Dynamically change the target amount of physical memory allocated to a domain. If domain is NULL, then this change the amount of memory reserved to Domain0 i.e. the domain where the application runs. This function may requires priviledged access to the hypervisor.</p>
D
* configure.in: updated python detection code from latest libxml2 one  
Daniel Veillard 已提交
205 206 207 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object or NULL</td></tr><tr><td><span class="term"><i><tt>memory</tt></i>:</span></td><td>the memory size in kilobytes</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainSetVcpus" id="virDomainSetVcpus"></a>Function: virDomainSetVcpus</h3><pre class="programlisting">int	virDomainSetVcpus		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain, <br />					 unsigned int nvcpus)<br />
</pre><p>Dynamically change the number of virtual CPUs used by the domain. Note that this call may fail if the underlying virtualization hypervisor does not support it or if growing the number is arbitrary limited. This function requires priviledged access to the hypervisor.</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>pointer to domain object, or NULL for Domain0</td></tr><tr><td><span class="term"><i><tt>nvcpus</tt></i>:</span></td><td>the new number of virtual CPUs for this domain</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainShutdown" id="virDomainShutdown"></a>Function: virDomainShutdown</h3><pre class="programlisting">int	virDomainShutdown		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
D
Adding missing files, Daniel  
Daniel Veillard 已提交
208 209 210 
</pre><p>Shutdown a domain, the domain object is still usable there after but the domain OS is being stopped. Note that the guest OS may ignore the request. TODO: should we add an option for reboot, knowing it may not be doable in the general case ?</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainSuspend" id="virDomainSuspend"></a>Function: virDomainSuspend</h3><pre class="programlisting">int	virDomainSuspend		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>Suspends an active domain, the process is frozen without further access to CPU resources and I/O but the memory used by the domain at the hypervisor level will stay allocated. Use virDomainResume() to reactivate the domain. This function may requires priviledged access.</p>
K
XML-RPC tests  
Karel Zak 已提交
211 212 213 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>a domain object</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div><h3><a name="virDomainUndefine" id="virDomainUndefine"></a>Function: virDomainUndefine</h3><pre class="programlisting">int	virDomainUndefine		(<a href="libvirt-libvirt.html#virDomainPtr">virDomainPtr</a> domain)<br />
</pre><p>undefine a domain but does not stop it if it is running</p>
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>domain</tt></i>:</span></td><td>pointer to a defined domain</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, -1 in case of error</td></tr></tbody></table></div><h3><a name="virGetVersion" id="virGetVersion"></a>Function: virGetVersion</h3><pre class="programlisting">int	virGetVersion			(unsigned long * libVer, <br />					 const char * type, <br />					 unsigned long * typeVer)<br />
D
Adding missing files, Daniel  
Daniel Veillard 已提交
214 
</pre><p>Provides two information back, @libVer is the version of the library while @typeVer will be the version of the hypervisor type @type against which the library was compiled. If @type is NULL, "Xen" is assumed, if @type is unknown or not availble, an error code will be returned and @typeVer will be 0.</p>
D
* docs//*: rebuilt the documentation  
Daniel Veillard 已提交
215 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>libVer</tt></i>:</span></td><td>return value for the library version (OUT)</td></tr><tr><td><span class="term"><i><tt>type</tt></i>:</span></td><td>the type of connection/driver looked at</td></tr><tr><td><span class="term"><i><tt>typeVer</tt></i>:</span></td><td>return value for the version of the hypervisor (OUT)</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>-1 in case of failure, 0 otherwise, and values for @libVer and @typeVer have the format major * 1,000,000 + minor * 1,000 + release.</td></tr></tbody></table></div><h3><a name="virInitialize" id="virInitialize"></a>Function: virInitialize</h3><pre class="programlisting">int	virInitialize			(void)<br />
D
* doc/*: updated module list and rebuilt  
Daniel Veillard 已提交
216 
</pre><p>Initialize the library. It's better to call this routine at startup in multithreaded applications to avoid potential race when initializing the library.</p>
D
* doc/*: rebuilt  
Daniel Veillard 已提交
217 218 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success, -1 in case of error</td></tr></tbody></table></div><h3><a name="virNodeGetInfo" id="virNodeGetInfo"></a>Function: virNodeGetInfo</h3><pre class="programlisting">int	virNodeGetInfo			(<a href="libvirt-libvirt.html#virConnectPtr">virConnectPtr</a> conn, <br />					 <a href="libvirt-libvirt.html#virNodeInfoPtr">virNodeInfoPtr</a> info)<br />
</pre><p>Extract hardware information about the node.</p>
D
* docs//* : fixed perl binding URL to point to CPAN as provided by  
Daniel Veillard 已提交
219 
<div class="variablelist"><table border="0"><col align="left" /><tbody><tr><td><span class="term"><i><tt>conn</tt></i>:</span></td><td>pointer to the hypervisor connection</td></tr><tr><td><span class="term"><i><tt>info</tt></i>:</span></td><td>pointer to a <a href="libvirt-libvirt.html#virNodeInfo">virNodeInfo</a> structure allocated by the user</td></tr><tr><td><span class="term"><i><tt>Returns</tt></i>:</span></td><td>0 in case of success and -1 in case of failure.</td></tr></tbody></table></div></div></div><div class="linkList2"><div class="llinks2"><h3 class="links2"><span>main menu</span></h3><ul><li><a href="../index.html">Home</a></li><li><a href="../html/index.html">API Menu</a></li><li><a href="../examples/index.html">C code examples</a></li><li><a href="../ChangeLog.html">Recent Changes</a></li></ul></div><div class="llinks2"><h3 class="links2"><span>related links</span></h3><ul><li><a href="https://www.redhat.com/archives/libvir-list/">Mail archive</a></li><li><a href="https://bugzilla.redhat.com/bugzilla/buglist.cgi?product=Fedora+Core&amp;component=libvirt&amp;bug_status=NEW&amp;bug_status=ASSIGNED&amp;bug_status=REOPENED&amp;bug_status=MODIFIED&amp;short_desc_type=allwordssubstr&amp;short_desc=&amp;long_desc_type=allwordssubstr">Open bugs</a></li><li><a href="http://search.cpan.org/~danberr/Sys-Virt-0.1.0/">Perl bindings</a></li><li><a href="http://www.cl.cam.ac.uk/Research/SRG/netos/xen/index.html">Xen project</a></li><li><form action="../search.php" enctype="application/x-www-form-urlencoded" method="get"><input name="query" type="text" size="12" value="Search..." /><input name="submit" type="submit" value="Go" /></form></li><li><a href="http://xmlsoft.org/"><img src="../Libxml2-Logo-90x34.gif" alt="Made with Libxml2 Logo" /></a></li></ul><p class="credits">Graphics and design by <a href="mail:dfong@redhat.com">Diana Fong</a></p></div></div><div id="bottom"><p class="p1"></p></div></div></body></html>