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parallels: Introduce parallelsDomObjFromDomain()

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This function is practically copied over from qemu driver. Its
only purpose in life is to lookup a domain object and print an
error if no object is found.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Michal Privoznik 2015-04-22 18:10:50 +02:00
parent 859e6801db
commit 3236da8bb7
2 changed files with 34 additions and 0 deletions
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32
src/parallels/parallels_utils.c
View File

@ -30,9 +30,41 @@
#include "virjson.h"
#include "parallels_utils.h"
#include "virstring.h"
#include "datatypes.h"
#define VIR_FROM_THIS VIR_FROM_PARALLELS
/**
* parallelsDomObjFromDomain:
* @domain: Domain pointer that has to be looked up
*
* This function looks up @domain and returns the appropriate virDomainObjPtr
* that has to be unlocked by virObjectUnlock().
*
* Returns the domain object without incremented reference counter which is locked
* on success, NULL otherwise.
*/
virDomainObjPtr
parallelsDomObjFromDomain(virDomainPtr domain)
{
virDomainObjPtr vm;
parallelsConnPtr privconn = domain->conn->privateData;
char uuidstr[VIR_UUID_STRING_BUFLEN];
vm = virDomainObjListFindByUUID(privconn->domains, domain->uuid);
if (!vm) {
virUUIDFormat(domain->uuid, uuidstr);
virReportError(VIR_ERR_NO_DOMAIN,
_("no domain with matching uuid '%s' (%s)"),
uuidstr, domain->name);
return NULL;
}
return vm;
}
static int
parallelsDoCmdRun(char **outbuf, const char *binary, va_list list)
{

2
src/parallels/parallels_utils.h
View File

@ -91,6 +91,8 @@ virDrvOpenStatus parallelsNetworkOpen(virConnectPtr conn, unsigned int flags);
int parallelsNetworkClose(virConnectPtr conn);
extern virNetworkDriver parallelsNetworkDriver;
virDomainObjPtr parallelsDomObjFromDomain(virDomainPtr domain);
virJSONValuePtr parallelsParseOutput(const char *binary, ...)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_SENTINEL;
char * parallelsGetOutput(const char *binary, ...)