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[libvirt] [PATCH V3 22/24] src/xenxs:Refactor code formating Vfb config



From: Kiarie Kahurani <davidkiarie4 gmail com>

introduce function
   xenFormatXMVfb(virConfPtr conf,.........);
which formats Vfb config instead

signed-off-by: David Kiarie<davidkiarie4 gmail com>
---
 src/xenxs/xen_xm.c | 171 ++++++++++++++++++++++++++++++-----------------------
 1 file changed, 97 insertions(+), 74 deletions(-)

diff --git a/src/xenxs/xen_xm.c b/src/xenxs/xen_xm.c
index 9db159d..bf5a23a 100644
--- a/src/xenxs/xen_xm.c
+++ b/src/xenxs/xen_xm.c
@@ -2087,108 +2087,65 @@ xenFormatXMOS(virConfPtr conf, virDomainDefPtr def,
 
     return 0;
 }
-/* Computing the vcpu_avail bitmask works because MAX_VIRT_CPUS is
-   either 32, or 64 on a platform where long is big enough.  */
-verify(MAX_VIRT_CPUS <= sizeof(1UL) * CHAR_BIT);
-
-virConfPtr
-xenFormatXM(virConnectPtr conn,
-            virDomainDefPtr def,
-            int xendConfigVersion)
-{
-    virConfPtr conf = NULL;
-    int hvm = 0;
-    size_t i;
-    virConfValuePtr netVal = NULL;
-
-    if (!(conf = virConfNew()))
-        goto cleanup;
-
-    if (xenFormatXMGeneralMeta(conf, def) < 0)
-        goto cleanup;
-
-    if (xenFormatXMMem(conf, def) < 0)
-        goto cleanup;
-
-    if (xenFormatXMCPUFeatures(conf, def, xendConfigVersion) < 0)
-        goto cleanup;
-
-    hvm = STREQ(def->os.type, "hvm");
 
-    if (xenFormatXMOS(conf, def, xendConfigVersion) < 0)
-        goto cleanup;
-
-    if (xenFormatXMTimeOffset(conf, def, xendConfigVersion) < 0)
-        goto cleanup;
 
-    if (xenFormatXMEventActions(conf, def) < 0)
-        goto cleanup;
-
-    if (hvm) {
-        for (i = 0; i < def->ninputs; i++) {
-            if (def->inputs[i]->bus == VIR_DOMAIN_INPUT_BUS_USB) {
-                if (xenXMConfigSetInt(conf, "usb", 1) < 0)
-                    goto cleanup;
-                switch (def->inputs[i]->type) {
-                    case VIR_DOMAIN_INPUT_TYPE_MOUSE:
-                        if (xenXMConfigSetString(conf, "usbdevice", "mouse") < 0)
-                            goto cleanup;
-                        break;
-                    case VIR_DOMAIN_INPUT_TYPE_TABLET:
-                        if (xenXMConfigSetString(conf, "usbdevice", "tablet") < 0)
-                            goto cleanup;
-                        break;
-                    case VIR_DOMAIN_INPUT_TYPE_KBD:
-                        if (xenXMConfigSetString(conf, "usbdevice", "keyboard") < 0)
-                            goto cleanup;
-                        break;
-                }
-                break;
-            }
-        }
-    }
+static int
+xenFormatXMVfb(virConfPtr conf, virDomainDefPtr def,
+               int xendConfigVersion)
+{
+    int hvm = STREQ(def->os.type, "hvm");
 
     if (def->ngraphics == 1) {
         if (hvm || (xendConfigVersion < XEND_CONFIG_MIN_VERS_PVFB_NEWCONF)) {
             if (def->graphics[0]->type == VIR_DOMAIN_GRAPHICS_TYPE_SDL) {
                 if (xenXMConfigSetInt(conf, "sdl", 1) < 0)
-                    goto cleanup;
+                    return -1;
+
                 if (xenXMConfigSetInt(conf, "vnc", 0) < 0)
-                    goto cleanup;
+                    return -1;
+
                 if (def->graphics[0]->data.sdl.display &&
                     xenXMConfigSetString(conf, "display",
                                      def->graphics[0]->data.sdl.display) < 0)
-                    goto cleanup;
+                    return -1;
+
                 if (def->graphics[0]->data.sdl.xauth &&
                     xenXMConfigSetString(conf, "xauthority",
                                          def->graphics[0]->data.sdl.xauth) < 0)
-                    goto cleanup;
+                    return -1;
+
             } else {
                 const char *listenAddr;
 
                 if (xenXMConfigSetInt(conf, "sdl", 0) < 0)
-                    goto cleanup;
+                    return -1;
+
                 if (xenXMConfigSetInt(conf, "vnc", 1) < 0)
-                    goto cleanup;
+                    return -1;
+
                 if (xenXMConfigSetInt(conf, "vncunused",
                               def->graphics[0]->data.vnc.autoport ? 1 : 0) < 0)
-                    goto cleanup;
+                    return -1;
+
                 if (!def->graphics[0]->data.vnc.autoport &&
                     xenXMConfigSetInt(conf, "vncdisplay",
                                   def->graphics[0]->data.vnc.port - 5900) < 0)
-                    goto cleanup;
+                    return -1;
+
                 listenAddr = virDomainGraphicsListenGetAddress(def->graphics[0], 0);
                 if (listenAddr &&
                     xenXMConfigSetString(conf, "vnclisten", listenAddr) < 0)
-                    goto cleanup;
+                    return -1;
+
                 if (def->graphics[0]->data.vnc.auth.passwd &&
                     xenXMConfigSetString(conf, "vncpasswd",
                                         def->graphics[0]->data.vnc.auth.passwd) < 0)
-                    goto cleanup;
+                    return -1;
+
                 if (def->graphics[0]->data.vnc.keymap &&
                     xenXMConfigSetString(conf, "keymap",
                                         def->graphics[0]->data.vnc.keymap) < 0)
-                    goto cleanup;
+                    return -1;
             }
         } else {
             virConfValuePtr vfb, disp;
@@ -2221,20 +2178,20 @@ xenFormatXM(virConnectPtr conn,
                     virBufferAsprintf(&buf, ",keymap=%s",
                                       def->graphics[0]->data.vnc.keymap);
             }
+
             if (virBufferCheckError(&buf) < 0)
-                goto cleanup;
+                return -1;
 
             vfbstr = virBufferContentAndReset(&buf);
-
             if (VIR_ALLOC(vfb) < 0) {
                 VIR_FREE(vfbstr);
-                goto cleanup;
+                return -1;
             }
 
             if (VIR_ALLOC(disp) < 0) {
                 VIR_FREE(vfb);
                 VIR_FREE(vfbstr);
-                goto cleanup;
+                return -1;
             }
 
             vfb->type = VIR_CONF_LIST;
@@ -2243,10 +2200,76 @@ xenFormatXM(virConnectPtr conn,
             disp->str = vfbstr;
 
             if (virConfSetValue(conf, "vfb", vfb) < 0)
-                goto cleanup;
+                return -1;
+        }
+    }
+
+    return 0;
+}
+/* Computing the vcpu_avail bitmask works because MAX_VIRT_CPUS is
+   either 32, or 64 on a platform where long is big enough.  */
+verify(MAX_VIRT_CPUS <= sizeof(1UL) * CHAR_BIT);
+
+virConfPtr
+xenFormatXM(virConnectPtr conn,
+            virDomainDefPtr def,
+            int xendConfigVersion)
+{
+    virConfPtr conf = NULL;
+    int hvm = 0;
+    size_t i;
+    virConfValuePtr netVal = NULL;
+
+    if (!(conf = virConfNew()))
+        goto cleanup;
+
+    if (xenFormatXMGeneralMeta(conf, def) < 0)
+        goto cleanup;
+
+    if (xenFormatXMMem(conf, def) < 0)
+        goto cleanup;
+
+    if (xenFormatXMCPUFeatures(conf, def, xendConfigVersion) < 0)
+        goto cleanup;
+
+    hvm = STREQ(def->os.type, "hvm");
+
+    if (xenFormatXMOS(conf, def, xendConfigVersion) < 0)
+        goto cleanup;
+
+    if (xenFormatXMTimeOffset(conf, def, xendConfigVersion) < 0)
+        goto cleanup;
+
+    if (xenFormatXMEventActions(conf, def) < 0)
+        goto cleanup;
+
+    if (hvm) {
+        for (i = 0; i < def->ninputs; i++) {
+            if (def->inputs[i]->bus == VIR_DOMAIN_INPUT_BUS_USB) {
+                if (xenXMConfigSetInt(conf, "usb", 1) < 0)
+                    goto cleanup;
+                switch (def->inputs[i]->type) {
+                    case VIR_DOMAIN_INPUT_TYPE_MOUSE:
+                        if (xenXMConfigSetString(conf, "usbdevice", "mouse") < 0)
+                            goto cleanup;
+                        break;
+                    case VIR_DOMAIN_INPUT_TYPE_TABLET:
+                        if (xenXMConfigSetString(conf, "usbdevice", "tablet") < 0)
+                            goto cleanup;
+                        break;
+                    case VIR_DOMAIN_INPUT_TYPE_KBD:
+                        if (xenXMConfigSetString(conf, "usbdevice", "keyboard") < 0)
+                            goto cleanup;
+                        break;
+                }
+                break;
+            }
         }
     }
 
+    if (xenFormatXMVfb(conf, def, xendConfigVersion) < 0)
+        goto cleanup;
+
     if (xenFormatXMDomainDisks(conf, def, xendConfigVersion) < 0)
         goto cleanup;
 
-- 
1.8.4.5


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