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vcpupin: implement the remote protocol to address the new API

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This patch implements the remote protocol to address the new API
(virDomainGetVcpupinInfo).

Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com>
This commit is contained in:
Taku Izumi
2011-06-24 18:00:22 +09:00
committed by Eric Blake
parent 96414c4ed1
commit 291162abf4
4 changed files with 170 additions and 1 deletions
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69
daemon/remote.c
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@@ -1047,6 +1047,75 @@ cleanup:
return rv;
}
static int
remoteDispatchDomainGetVcpupinInfo(struct qemud_server *server ATTRIBUTE_UNUSED,
struct qemud_client *client ATTRIBUTE_UNUSED,
virConnectPtr conn,
remote_message_header *hdr ATTRIBUTE_UNUSED,
remote_error *rerr,
remote_domain_get_vcpupin_info_args *args,
remote_domain_get_vcpupin_info_ret *ret)
{
virDomainPtr dom = NULL;
unsigned char *cpumaps = NULL;
int num;
int rv = -1;
if (!conn) {
virNetError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
goto cleanup;
}
if (!(dom = get_nonnull_domain(conn, args->dom)))
goto cleanup;
if (args->ncpumaps > REMOTE_VCPUINFO_MAX) {
virNetError(VIR_ERR_INTERNAL_ERROR, "%s", _("ncpumaps > REMOTE_VCPUINFO_MAX"));
goto cleanup;
}
if (INT_MULTIPLY_OVERFLOW(args->ncpumaps, args->maplen) ||
args->ncpumaps * args->maplen > REMOTE_CPUMAPS_MAX) {
virNetError(VIR_ERR_INTERNAL_ERROR, "%s", _("maxinfo * maplen > REMOTE_CPUMAPS_MAX"));
goto cleanup;
}
/* Allocate buffers to take the results. */
if (args->maplen > 0 &&
VIR_ALLOC_N(cpumaps, args->ncpumaps * args->maplen) < 0)
goto no_memory;
if ((num = virDomainGetVcpupinInfo(dom,
args->ncpumaps,
cpumaps,
args->maplen,
args->flags)) < 0)
goto cleanup;
ret->num = num;
/* Don't need to allocate/copy the cpumaps if we make the reasonable
* assumption that unsigned char and char are the same size.
* Note that remoteDispatchClientRequest will free.
*/
ret->cpumaps.cpumaps_len = args->ncpumaps * args->maplen;
ret->cpumaps.cpumaps_val = (char *) cpumaps;
cpumaps = NULL;
rv = 0;
cleanup:
if (rv < 0)
remoteDispatchError(rerr);
VIR_FREE(cpumaps);
if (dom)
virDomainFree(dom);
return rv;
no_memory:
virReportOOMError();
goto cleanup;
}
static int
remoteDispatchDomainGetVcpus(struct qemud_server *server ATTRIBUTE_UNUSED,
struct qemud_client *client ATTRIBUTE_UNUSED,