[libvirt] [RFC PATCH 1/5] storage: encryption: Add deep copy function for storage encryption
---
src/util/virstorageencryption.c | 39 +++++++++++++++++++++++++++++++++++++++
src/util/virstorageencryption.h | 2 ++
2 files changed, 41 insertions(+)
diff --git a/src/util/virstorageencryption.c b/src/util/virstorageencryption.c
index 1306490..f750642 100644
--- a/src/util/virstorageencryption.c
+++ b/src/util/virstorageencryption.c
@@ -67,6 +67,45 @@ virStorageEncryptionFree(virStorageEncryptionPtr enc)
}
static virStorageEncryptionSecretPtr
+virStorageEncryptionSecretCopy(const virStorageEncryptionSecret *src)
+{
+ virStorageEncryptionSecretPtr ret;
+
+ if (VIR_ALLOC(ret) < 0)
+ return NULL;
+
+ memcpy(ret, src, sizeof(*src));
+
+ return ret;
+}
+
+virStorageEncryptionPtr
+virStorageEncryptionCopy(const virStorageEncryption *src)
+{
+ virStorageEncryptionPtr ret;
+ size_t i;
+
+ if (VIR_ALLOC(ret) < 0)
+ return NULL;
+
+ ret->nsecrets = src->nsecrets;
+
+ if (VIR_ALLOC_N(ret->secrets, ret->nsecrets) < 0)
+ goto error;
+
+ for (i = 0; i < src->nsecrets; i++) {
+ if (!(ret->secrets[i] = virStorageEncryptionSecretCopy(src->secrets[i])))
+ goto error;
+ }
+
+ return ret;
+
+ error:
+ virStorageEncryptionFree(ret);
+ return NULL;
+}
+
+static virStorageEncryptionSecretPtr
virStorageEncryptionSecretParse(xmlXPathContextPtr ctxt,
xmlNodePtr node)
{
diff --git a/src/util/virstorageencryption.h b/src/util/virstorageencryption.h
index f63c9ee..313d7ac 100644
--- a/src/util/virstorageencryption.h
+++ b/src/util/virstorageencryption.h
@@ -61,6 +61,8 @@ struct _virStorageEncryption {
virStorageEncryptionSecretPtr *secrets;
};
+virStorageEncryptionPtr virStorageEncryptionCopy(const virStorageEncryption *src);
+
void virStorageEncryptionFree(virStorageEncryptionPtr enc);
virStorageEncryptionPtr virStorageEncryptionParseNode(xmlDocPtr xml,
--
1.9.3