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[libvirt] [PATCH 3/4] parallels_driver: Utilize parallelsDomObjFromDomain()



Instead of each API copying the same lines of code, lets use the
generic function designed just for that purpose. At the same time,
drop useless connection object locking in some functions.

Signed-off-by: Michal Privoznik <mprivozn redhat com>
---
 src/parallels/parallels_driver.c | 93 ++++++----------------------------------
 1 file changed, 13 insertions(+), 80 deletions(-)

diff --git a/src/parallels/parallels_driver.c b/src/parallels/parallels_driver.c
index 662bb38..07f1311 100644
--- a/src/parallels/parallels_driver.c
+++ b/src/parallels/parallels_driver.c
@@ -534,18 +534,11 @@ parallelsDomainLookupByName(virConnectPtr conn, const char *name)
 static int
 parallelsDomainGetInfo(virDomainPtr domain, virDomainInfoPtr info)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainObjPtr privdom;
     int ret = -1;
 
-    parallelsDriverLock(privconn);
-    privdom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    parallelsDriverUnlock(privconn);
-
-    if (privdom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(privdom = parallelsDomObjFromDomain(domain)))
         goto cleanup;
-    }
 
     info->state = virDomainObjGetState(privdom, NULL);
     info->memory = privdom->def->mem.cur_balloon;
@@ -563,47 +556,35 @@ parallelsDomainGetInfo(virDomainPtr domain, virDomainInfoPtr info)
 static char *
 parallelsDomainGetOSType(virDomainPtr domain)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainObjPtr privdom;
 
     char *ret = NULL;
 
-    parallelsDriverLock(privconn);
-    privdom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    if (privdom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(privdom = parallelsDomObjFromDomain(domain)))
         goto cleanup;
-    }
 
     ignore_value(VIR_STRDUP(ret, virDomainOSTypeToString(privdom->def->os.type)));
 
  cleanup:
     if (privdom)
         virObjectUnlock(privdom);
-    parallelsDriverUnlock(privconn);
     return ret;
 }
 
 static int
 parallelsDomainIsPersistent(virDomainPtr domain)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainObjPtr privdom;
     int ret = -1;
 
-    parallelsDriverLock(privconn);
-    privdom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    if (privdom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(privdom = parallelsDomObjFromDomain(domain)))
         goto cleanup;
-    }
 
     ret = 1;
 
  cleanup:
     if (privdom)
         virObjectUnlock(privdom);
-    parallelsDriverUnlock(privconn);
     return ret;
 }
 
@@ -611,19 +592,12 @@ static int
 parallelsDomainGetState(virDomainPtr domain,
                   int *state, int *reason, unsigned int flags)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainObjPtr privdom;
     int ret = -1;
     virCheckFlags(0, -1);
 
-    parallelsDriverLock(privconn);
-    privdom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    parallelsDriverUnlock(privconn);
-
-    if (privdom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(privdom = parallelsDomObjFromDomain(domain)))
         goto cleanup;
-    }
 
     *state = virDomainObjGetState(privdom, reason);
     ret = 0;
@@ -637,21 +611,14 @@ parallelsDomainGetState(virDomainPtr domain,
 static char *
 parallelsDomainGetXMLDesc(virDomainPtr domain, unsigned int flags)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainDefPtr def;
     virDomainObjPtr privdom;
     char *ret = NULL;
 
     /* Flags checked by virDomainDefFormat */
 
-    parallelsDriverLock(privconn);
-    privdom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    parallelsDriverUnlock(privconn);
-
-    if (privdom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(privdom = parallelsDomObjFromDomain(domain)))
         goto cleanup;
-    }
 
     def = (flags & VIR_DOMAIN_XML_INACTIVE) &&
         privdom->newDef ? privdom->newDef : privdom->def;
@@ -667,18 +634,11 @@ parallelsDomainGetXMLDesc(virDomainPtr domain, unsigned int flags)
 static int
 parallelsDomainGetAutostart(virDomainPtr domain, int *autostart)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainObjPtr privdom;
     int ret = -1;
 
-    parallelsDriverLock(privconn);
-    privdom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    parallelsDriverUnlock(privconn);
-
-    if (privdom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(privdom = parallelsDomObjFromDomain(domain)))
         goto cleanup;
-    }
 
     *autostart = privdom->autostart;
     ret = 0;
@@ -822,20 +782,13 @@ parallelsDomainGetVcpus(virDomainPtr domain,
                         unsigned char *cpumaps,
                         int maplen)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainObjPtr privdom = NULL;
     size_t i;
     int v, maxcpu, hostcpus;
     int ret = -1;
 
-    parallelsDriverLock(privconn);
-    privdom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    parallelsDriverUnlock(privconn);
-
-    if (privdom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(privdom = parallelsDomObjFromDomain(domain)))
         goto cleanup;
-    }
 
     if (!virDomainObjIsActive(privdom)) {
         virReportError(VIR_ERR_OPERATION_INVALID,
@@ -956,15 +909,11 @@ static int parallelsDomainShutdown(virDomainPtr domain)
 
 static int parallelsDomainIsActive(virDomainPtr domain)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainObjPtr dom = NULL;
     int ret = -1;
 
-    dom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    if (dom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(dom = parallelsDomObjFromDomain(domain)))
         return -1;
-    }
 
     ret = virDomainObjIsActive(dom);
     virObjectUnlock(dom);
@@ -991,11 +940,8 @@ parallelsDomainUndefineFlags(virDomainPtr domain,
 
     virCheckFlags(0, -1);
 
-    dom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    if (dom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(dom = parallelsDomObjFromDomain(domain)))
         return -1;
-    }
 
     ret = prlsdkUnregisterDomain(privconn, dom);
     if (ret)
@@ -1013,18 +959,14 @@ parallelsDomainUndefine(virDomainPtr domain)
 static int
 parallelsDomainHasManagedSaveImage(virDomainPtr domain, unsigned int flags)
 {
-    parallelsConnPtr privconn = domain->conn->privateData;
     virDomainObjPtr dom = NULL;
     int state, reason;
     int ret = 0;
 
     virCheckFlags(0, -1);
 
-    dom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    if (dom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(dom = parallelsDomObjFromDomain(domain)))
         return -1;
-    }
 
     state = virDomainObjGetState(dom, &reason);
     if (state == VIR_DOMAIN_SHUTOFF && reason == VIR_DOMAIN_SHUTOFF_SAVED)
@@ -1045,11 +987,8 @@ parallelsDomainManagedSave(virDomainPtr domain, unsigned int flags)
     virCheckFlags(VIR_DOMAIN_SAVE_RUNNING |
                   VIR_DOMAIN_SAVE_PAUSED, -1);
 
-    dom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    if (dom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(dom = parallelsDomObjFromDomain(domain)))
         return -1;
-    }
 
     state = virDomainObjGetState(dom, &reason);
 
@@ -1076,11 +1015,8 @@ parallelsDomainManagedSaveRemove(virDomainPtr domain, unsigned int flags)
 
     virCheckFlags(0, -1);
 
-    dom = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
-    if (dom == NULL) {
-        parallelsDomNotFoundError(domain);
+    if (!(dom = parallelsDomObjFromDomain(domain)))
         return -1;
-    }
 
     state = virDomainObjGetState(dom, &reason);
 
@@ -1106,11 +1042,8 @@ static int parallelsDomainAttachDeviceFlags(virDomainPtr dom, const char *xml,
     virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
                   VIR_DOMAIN_AFFECT_CONFIG, -1);
 
-    privdom = virDomainObjListFindByUUID(privconn->domains, dom->uuid);
-    if (privdom == NULL) {
-        parallelsDomNotFoundError(dom);
+    if (!(privdom = parallelsDomObjFromDomain(dom)))
         return -1;
-    }
 
     if (!(flags & VIR_DOMAIN_AFFECT_CONFIG)) {
         virReportError(VIR_ERR_OPERATION_INVALID, "%s",
-- 
2.0.5


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