[libvirt] [PATCH v2 11/25] src/xenxs:Refactor code parsing emulated hardware config

David Kiarie davidkiarie4 at gmail.com
Sat Jul 26 09:39:57 UTC 2014


From: Kiarie Kahurani <davidkiarie4 at gmail.com>

introduce function
  xenParseXMEmulatedDevices(virConfPtr conf,.......)
which parses the emulated hardware instead

signed-off-by: David Kiarie<davidkiarie4 at gmail.com>
---
 src/xenxs/xen_xm.c | 93 +++++++++++++++++++++++++++---------------------------
 1 file changed, 47 insertions(+), 46 deletions(-)

diff --git a/src/xenxs/xen_xm.c b/src/xenxs/xen_xm.c
index e6a1b7d..5959892 100644
--- a/src/xenxs/xen_xm.c
+++ b/src/xenxs/xen_xm.c
@@ -1164,6 +1164,51 @@ int xenParseXMVif(virConfPtr conf, virDomainDefPtr def)
 }
 
 
+static
+int xenParseXMEmulatedDevices(virConfPtr conf, virDomainDefPtr def)
+{
+    const char *str;
+
+    if (STREQ(def->os.type, "hvm")) {
+        if (xenXMConfigGetString(conf, "soundhw", &str, NULL) < 0)
+            return -1;
+
+        if (str &&
+            xenParseSxprSound(def, str) < 0)
+            return -1;
+
+        if (xenXMConfigGetString(conf, "usbdevice", &str, NULL) < 0)
+            return -1;
+
+        if (str &&
+            (STREQ(str, "tablet") ||
+             STREQ(str, "mouse") ||
+             STREQ(str, "keyboard"))) {
+            virDomainInputDefPtr input;
+            if (VIR_ALLOC(input) < 0)
+                return -1;
+
+            input->bus = VIR_DOMAIN_INPUT_BUS_USB;
+            if (STREQ(str, "mouse"))
+                input->type = VIR_DOMAIN_INPUT_TYPE_MOUSE;
+            else if (STREQ(str, "tablet"))
+                input->type = VIR_DOMAIN_INPUT_TYPE_TABLET;
+            else if (STREQ(str, "keyboard"))
+                input->type = VIR_DOMAIN_INPUT_TYPE_KBD;
+            if (VIR_ALLOC_N(def->inputs, 1) < 0) {
+                virDomainInputDefFree(input);
+                return -1;
+
+            }
+            def->inputs[0] = input;
+            def->ninputs = 1;
+        }
+    }
+
+    return 0;
+}
+
+
 virDomainDefPtr
 xenParseXM(virConfPtr conf, int xendConfigVersion,
                        virCapsPtr caps)
@@ -1171,30 +1216,23 @@ xenParseXM(virConfPtr conf, int xendConfigVersion,
     const char *str;
     int hvm = 0;
     virDomainDefPtr def = NULL;
-    virDomainDiskDefPtr disk = NULL;
-    virDomainNetDefPtr net = NULL;
     const char *defaultMachine;
-    char *script = NULL;
 
     if (VIR_ALLOC(def) < 0)
         return NULL;
 
     def->virtType = VIR_DOMAIN_VIRT_XEN;
     def->id = -1;
-
     if (xenXMConfigCopyString(conf, "name", &def->name) < 0)
         goto cleanup;
     if (xenXMConfigGetUUID(conf, "uuid", def->uuid) < 0)
         goto cleanup;
-
-
     if ((xenXMConfigGetString(conf, "builder", &str, "linux") == 0) &&
         STREQ(str, "hvm"))
         hvm = 1;
 
     if (VIR_STRDUP(def->os.type, hvm ? "hvm" : "xen") < 0)
         goto cleanup;
-
     def->os.arch =
         virCapabilitiesDefaultGuestArch(caps,
                                         def->os.type,
@@ -1233,51 +1271,14 @@ xenParseXM(virConfPtr conf, int xendConfigVersion,
         goto cleanup;
     if (xenParseXMPCI(conf, def) < 0)
         goto cleanup;
-    if (hvm) {
-        if (xenXMConfigGetString(conf, "usbdevice", &str, NULL) < 0)
-            goto cleanup;
-        if (str &&
-            (STREQ(str, "tablet") ||
-             STREQ(str, "mouse") ||
-             STREQ(str, "keyboard"))) {
-            virDomainInputDefPtr input;
-            if (VIR_ALLOC(input) < 0)
-                goto cleanup;
-            input->bus = VIR_DOMAIN_INPUT_BUS_USB;
-            if (STREQ(str, "mouse"))
-                input->type = VIR_DOMAIN_INPUT_TYPE_MOUSE;
-            else if (STREQ(str, "tablet"))
-                input->type = VIR_DOMAIN_INPUT_TYPE_TABLET;
-            else if (STREQ(str, "keyboard"))
-                input->type = VIR_DOMAIN_INPUT_TYPE_KBD;
-            if (VIR_ALLOC_N(def->inputs, 1) < 0) {
-                virDomainInputDefFree(input);
-                goto cleanup;
-            }
-            def->inputs[0] = input;
-            def->ninputs = 1;
-        }
-    }
-
+    if (xenParseXMEmulatedDevices(conf, def) < 0)
+        goto cleanup;
     if (xenParseXMCharDev(conf, def) < 0)
         goto cleanup;
-    if (hvm) {
-        if (xenXMConfigGetString(conf, "soundhw", &str, NULL) < 0)
-            goto cleanup;
-
-        if (str &&
-            xenParseSxprSound(def, str) < 0)
-            goto cleanup;
-    }
-
-    VIR_FREE(script);
     return def;
 
  cleanup:
-    virDomainNetDefFree(net);
-    virDomainDiskDefFree(disk);
     virDomainDefFree(def);
-    VIR_FREE(script);
     return NULL;
 }
 
-- 
1.8.4.5




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