screenshot: Defining the internal API

* src/driver.h: Stub code for new API
* src/esx/esx_driver.c, src/libxl/libxl_driver.c,
  src/lxc/lxc_driver.c, src/openvz/openvz_driver.c,
  src/phyp/phyp_driver.c, src/qemu/qemu_driver.c,
  rc/remote/remote_driver.c, rc/test/test_driver.c,
  src/uml/uml_driver.c, src/vbox/vbox_tmpl.c,
  src/vmware/vmware_driver.c, src/xen/xen_driver.c,
  src/xen/xen_driver.h, src/xen/xen_hypervisor.c,
  src/xen/xen_inotify.c, src/xen/xend_internal.c,
  src/xen/xm_internal.c, src/xen/xs_internal.c,
  src/xenapi/xenapi_driver.c: Add dummy entries in driver
  table for new APIs

src/driver.h

@@ -175,6 +175,11 @@ typedef int
         (*virDrvDomainCoreDump)		(virDomainPtr domain,
                                          const char *to,
                                          int flags);
+typedef char *
+        (*virDrvDomainScreenshot)   (virDomainPtr domain,
+                                         virStreamPtr stream,
+                                         unsigned int screen,
+                                         unsigned int flags);
 typedef char *
         (*virDrvDomainGetXMLDesc)		(virDomainPtr dom,
                                          int flags);
@@ -568,7 +573,8 @@ struct _virDriver {
     virDrvDomainGetInfo		domainGetInfo;
     virDrvDomainSave		domainSave;
     virDrvDomainRestore		domainRestore;
-    virDrvDomainCoreDump		domainCoreDump;
+    virDrvDomainCoreDump        domainCoreDump;
+    virDrvDomainScreenshot      domainScreenshot;
     virDrvDomainSetVcpus		domainSetVcpus;
     virDrvDomainSetVcpusFlags		domainSetVcpusFlags;
     virDrvDomainGetVcpusFlags		domainGetVcpusFlags;

src/esx/esx_driver.c

@@ -4626,6 +4626,7 @@ static virDriver esxDriver = {
     NULL,                            /* domainSave */
     NULL,                            /* domainRestore */
     NULL,                            /* domainCoreDump */
+    NULL,                            /* domainScreenshot */
     esxDomainSetVcpus,               /* domainSetVcpus */
     esxDomainSetVcpusFlags,          /* domainSetVcpusFlags */
     esxDomainGetVcpusFlags,          /* domainGetVcpusFlags */

src/libxl/libxl_driver.c

@@ -2716,6 +2716,7 @@ static virDriver libxlDriver = {
     NULL,                       /* domainSave */
     NULL,                       /* domainRestore */
     NULL,                       /* domainCoreDump */
+    NULL,                       /* domainScreenshot */
     libxlDomainSetVcpus,        /* domainSetVcpus */
     libxlDomainSetVcpusFlags,   /* domainSetVcpusFlags */
     libxlDomainGetVcpusFlags,   /* domainGetVcpusFlags */

src/lxc/lxc_driver.c

@@ -2742,6 +2742,7 @@ static virDriver lxcDriver = {
     NULL, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     NULL, /* domainSetVcpus */
     NULL, /* domainSetVcpusFlags */
     NULL, /* domainGetVcpusFlags */

src/openvz/openvz_driver.c

@@ -1594,6 +1594,7 @@ static virDriver openvzDriver = {
     NULL, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     openvzDomainSetVcpus, /* domainSetVcpus */
     openvzDomainSetVcpusFlags, /* domainSetVcpusFlags */
     openvzDomainGetVcpusFlags, /* domainGetVcpusFlags */

src/phyp/phyp_driver.c

@@ -3755,6 +3755,7 @@ static virDriver phypDriver = {
     NULL,                       /* domainSave */
     NULL,                       /* domainRestore */
     NULL,                       /* domainCoreDump */
+    NULL,                       /* domainScreenshot */
     phypDomainSetCPU,           /* domainSetVcpus */
     phypDomainSetVcpusFlags,    /* domainSetVcpusFlags */
     phypDomainGetVcpusFlags,    /* domainGetVcpusFlags */

src/qemu/qemu_driver.c

@@ -7170,6 +7170,7 @@ static virDriver qemuDriver = {
     qemudDomainSave, /* domainSave */
     qemuDomainRestore, /* domainRestore */
     qemudDomainCoreDump, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     qemudDomainSetVcpus, /* domainSetVcpus */
     qemudDomainSetVcpusFlags, /* domainSetVcpusFlags */
     qemudDomainGetVcpusFlags, /* domainGetVcpusFlags */

src/remote/remote_driver.c

@@ -6425,6 +6425,7 @@ static virDriver remote_driver = {
     remoteDomainSave, /* domainSave */
     remoteDomainRestore, /* domainRestore */
     remoteDomainCoreDump, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     remoteDomainSetVcpus, /* domainSetVcpus */
     remoteDomainSetVcpusFlags, /* domainSetVcpusFlags */
     remoteDomainGetVcpusFlags, /* domainGetVcpusFlags */

src/test/test_driver.c

@@ -5374,6 +5374,7 @@ static virDriver testDriver = {
     testDomainSave, /* domainSave */
     testDomainRestore, /* domainRestore */
     testDomainCoreDump, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     testSetVcpus, /* domainSetVcpus */
     testDomainSetVcpusFlags, /* domainSetVcpusFlags */
     testDomainGetVcpusFlags, /* domainGetVcpusFlags */

src/uml/uml_driver.c

@@ -2180,6 +2180,7 @@ static virDriver umlDriver = {
     NULL, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     NULL, /* domainSetVcpus */
     NULL, /* domainSetVcpusFlags */
     NULL, /* domainGetVcpusFlags */

src/vbox/vbox_tmpl.c

@@ -8569,6 +8569,7 @@ virDriver NAME(Driver) = {
     vboxDomainSave, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     vboxDomainSetVcpus, /* domainSetVcpus */
     vboxDomainSetVcpusFlags, /* domainSetVcpusFlags */
     vboxDomainGetVcpusFlags, /* domainGetVcpusFlags */

src/vmware/vmware_driver.c

@@ -934,6 +934,7 @@ static virDriver vmwareDriver = {
     NULL,                       /* domainSave */
     NULL,                       /* domainRestore */
     NULL,                       /* domainCoreDump */
+    NULL,                       /* domainScreenshot */
     NULL,                       /* domainSetVcpus */
     NULL,                       /* domainSetVcpusFlags */
     NULL,                       /* domainGetVcpusFlags */

src/xen/xen_driver.c

@@ -2135,6 +2135,7 @@ static virDriver xenUnifiedDriver = {
     xenUnifiedDomainSave, /* domainSave */
     xenUnifiedDomainRestore, /* domainRestore */
     xenUnifiedDomainCoreDump, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     xenUnifiedDomainSetVcpus, /* domainSetVcpus */
     xenUnifiedDomainSetVcpusFlags, /* domainSetVcpusFlags */
     xenUnifiedDomainGetVcpusFlags, /* domainGetVcpusFlags */

src/xen/xen_driver.h

@@ -93,6 +93,7 @@ struct xenUnifiedDriver {
         virDrvDomainSave		domainSave;
         virDrvDomainRestore		domainRestore;
         virDrvDomainCoreDump		domainCoreDump;
+        virDrvDomainScreenshot      domainScreenshot;
         virDrvDomainPinVcpu		domainPinVcpu;
         virDrvDomainGetVcpus		domainGetVcpus;
         virDrvListDefinedDomains	listDefinedDomains;

src/xen/xen_hypervisor.c

@@ -824,6 +824,7 @@ struct xenUnifiedDriver xenHypervisorDriver = {
     NULL, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     xenHypervisorPinVcpu, /* domainPinVcpu */
     xenHypervisorGetVcpus, /* domainGetVcpus */
     NULL, /* listDefinedDomains */

src/xen/xen_inotify.c

@@ -72,6 +72,7 @@ struct xenUnifiedDriver xenInotifyDriver = {
     NULL, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     NULL, /* domainPinVcpu */
     NULL, /* domainGetVcpus */
     NULL, /* listDefinedDomains */

src/xen/xend_internal.c

@@ -3864,6 +3864,7 @@ struct xenUnifiedDriver xenDaemonDriver = {
     xenDaemonDomainSave,         /* domainSave */
     xenDaemonDomainRestore,      /* domainRestore */
     xenDaemonDomainCoreDump,     /* domainCoreDump */
+    NULL,                        /* domainScreenshot */
     xenDaemonDomainPinVcpu,      /* domainPinVcpu */
     xenDaemonDomainGetVcpus,     /* domainGetVcpus */
     xenDaemonListDefinedDomains, /* listDefinedDomains */

src/xen/xm_internal.c

@@ -103,6 +103,7 @@ struct xenUnifiedDriver xenXMDriver = {
     NULL, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     xenXMDomainPinVcpu, /* domainPinVcpu */
     NULL, /* domainGetVcpus */
     xenXMListDefinedDomains, /* listDefinedDomains */

src/xen/xs_internal.c

@@ -65,6 +65,7 @@ struct xenUnifiedDriver xenStoreDriver = {
     NULL, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     NULL, /* domainPinVcpu */
     NULL, /* domainGetVcpus */
     NULL, /* listDefinedDomains */

src/xenapi/xenapi_driver.c

@@ -1816,6 +1816,7 @@ static virDriver xenapiDriver = {
     NULL, /* domainSave */
     NULL, /* domainRestore */
     NULL, /* domainCoreDump */
+    NULL, /* domainScreenshot */
     xenapiDomainSetVcpus, /* domainSetVcpus */
     xenapiDomainSetVcpusFlags, /* domainSetVcpusFlags */
     xenapiDomainGetVcpusFlags, /* domainGetVcpusFlags */