[PATCH 18/23] conf: add virDomainBlockIoTuneFromParams

[Nikolay Shirokovskiy]

It will be used as a replacement for macros code converting params
to iotune structure.

Signed-off-by: Nikolay Shirokovskiy <nshirokovskiy at virtuozzo.com>
---
 src/conf/domain_conf.c   | 32 ++++++++++++++++++++++++++++++++
 src/conf/domain_conf.h   |  6 ++++++
 src/libvirt_private.syms |  1 +
 3 files changed, 39 insertions(+)

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index bbe6ae7..aa6a2a8 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -31741,6 +31741,38 @@ virDomainBlockIoTuneInfoEqual(const virDomainBlockIoTuneInfo *a,
 }
 
 
+int
+virDomainBlockIoTuneFromParams(virTypedParameterPtr params,
+                               int nparams,
+                               virDomainBlockIoTuneInfoPtr iotune,
+                               virDomainBlockIoTuneInfoPtr set)
+{
+    g_autofree unsigned long long **fields = virDomainBlockIoTuneFields(iotune);
+    g_autofree unsigned long long **set_fields = virDomainBlockIoTuneFields(set);
+    const char *group_name = NULL;
+    size_t i;
+
+    for (i = 0; i < G_N_ELEMENTS(virDomainBlockIoTuneFieldNames); i++) {
+        const char *name = virDomainBlockIoTuneFieldNames[i];
+        int rc;
+
+        rc = virTypedParamsGetULLong(params, nparams, name, fields[i]);
+        if (rc < 0)
+            return -1;
+        if (rc == 1)
+            *set_fields[i] = 1;
+    }
+
+    if (virTypedParamsGetString(params, nparams,
+                                VIR_DOMAIN_BLOCK_IOTUNE_GROUP_NAME,
+                                &group_name) < 0)
+        return -1;
+    iotune->group_name = g_strdup(group_name);
+
+    return 0;
+}
+
+
 /**
  * virHostdevIsSCSIDevice:
  * @hostdev: host device to check
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index 3c42313..e511939 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -3949,6 +3949,12 @@ bool
 virDomainBlockIoTuneInfoEqual(const virDomainBlockIoTuneInfo *a,
                               const virDomainBlockIoTuneInfo *b);
 
+int
+virDomainBlockIoTuneFromParams(virTypedParameterPtr params,
+                               int nparams,
+                               virDomainBlockIoTuneInfoPtr iotune,
+                               virDomainBlockIoTuneInfoPtr set);
+
 bool
 virDomainDriveAddressIsUsedByDisk(const virDomainDef *def,
                                   virDomainDiskBus bus_type,
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index bfe3ee7..bc42df0 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -230,6 +230,7 @@ virDomainAudioTypeTypeFromString;
 virDomainAudioTypeTypeToString;
 virDomainBlockedReasonTypeFromString;
 virDomainBlockedReasonTypeToString;
+virDomainBlockIoTuneFromParams;
 virDomainBlockIoTuneInfoCopy;
 virDomainBlockIoTuneInfoEqual;
 virDomainBlockIoTuneInfoHasAny;
-- 
1.8.3.1