From dcd9f8e2c55bde2f4f91def69ccaddff033bc0c6 Mon Sep 17 00:00:00 2001
From: Michal Privoznik <mprivozn@redhat.com>
Date: Mon, 21 Jun 2021 11:58:37 +0200
Subject: [PATCH] conf: Introduce virDomainMemoryFindByDeviceAlias()
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This function will be needed in the next commit where we will
want to find virtio-mem given its alias by QEMU on the monitor.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
---
 src/conf/domain_conf.c   | 17 +++++++++++++++++
 src/conf/domain_conf.h   |  5 +++++
 src/libvirt_private.syms |  1 +
 3 files changed, 23 insertions(+)

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 4a46f30610..b8370f6950 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -16621,6 +16621,23 @@ virDomainMemoryFindByDeviceInfo(virDomainDef *def,
 }
 
 
+virDomainMemoryDef *
+virDomainMemoryFindByDeviceAlias(virDomainDef *def,
+                                 const char *alias)
+{
+    size_t i;
+
+    for (i = 0; i < def->nmems; i++) {
+        virDomainMemoryDef *tmp = def->mems[i];
+
+        if (STREQ_NULLABLE(tmp->info.alias, alias))
+            return tmp;
+    }
+
+    return NULL;
+}
+
+
 /**
  * virDomainMemoryInsert:
  *
diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
index b7f9e66487..e054c1508e 100644
--- a/src/conf/domain_conf.h
+++ b/src/conf/domain_conf.h
@@ -3816,6 +3816,11 @@ virDomainMemoryFindByDeviceInfo(virDomainDef *dev,
                                 int *pos)
     ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
 
+virDomainMemoryDef *
+virDomainMemoryFindByDeviceAlias(virDomainDef *def,
+                                 const char *alias)
+    ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
+
 int virDomainShmemDefInsert(virDomainDef *def, virDomainShmemDef *shmem)
     ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2) G_GNUC_WARN_UNUSED_RESULT;
 bool virDomainShmemDefEquals(virDomainShmemDef *src, virDomainShmemDef *dst)
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 635f63815d..bf00f1942e 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -508,6 +508,7 @@ virDomainMemballoonModelTypeFromString;
 virDomainMemballoonModelTypeToString;
 virDomainMemoryDefFree;
 virDomainMemoryFindByDef;
+virDomainMemoryFindByDeviceAlias;
 virDomainMemoryFindByDeviceInfo;
 virDomainMemoryFindInactiveByDef;
 virDomainMemoryInsert;