[PATCH v8 04/11] remote: implement the remote protocol for virNodeSEVInfo()

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Add remote support for virNodeSEVInfo().

Signed-off-by: Brijesh Singh <<brijesh.singh@xxxxxxx>>
---
 src/remote/remote_daemon_dispatch.c | 44 +++++++++++++++++++++++++++++++++++++
 src/remote/remote_driver.c          | 40 +++++++++++++++++++++++++++++++++
 src/remote/remote_protocol.x        | 22 ++++++++++++++++++-
 src/remote_protocol-structs         | 13 +++++++++++
 4 files changed, 118 insertions(+), 1 deletion(-)

diff --git a/src/remote/remote_daemon_dispatch.c b/src/remote/remote_daemon_dispatch.c
index 81d0445..959367f 100644
--- a/src/remote/remote_daemon_dispatch.c
+++ b/src/remote/remote_daemon_dispatch.c
@@ -5001,6 +5001,50 @@ remoteDispatchDomainGetDiskErrors(virNetServerPtr server ATTRIBUTE_UNUSED,
 
 
 static int
+remoteDispatchNodeGetSevInfo(virNetServerPtr server ATTRIBUTE_UNUSED,
+                             virNetServerClientPtr client ATTRIBUTE_UNUSED,
+                             virNetMessagePtr msg ATTRIBUTE_UNUSED,
+                             virNetMessageErrorPtr rerr,
+                             remote_node_get_sev_info_args *args,
+                             remote_node_get_sev_info_ret *ret)
+{
+    virTypedParameterPtr params = NULL;
+    int nparams = 0;
+    int rv = -1;
+    struct daemonClientPrivate *priv =
+        virNetServerClientGetPrivateData(client);
+
+    if (!priv->conn) {
+        virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("connection not open"));
+        goto cleanup;
+    }
+
+    if (virNodeGetSEVInfo(priv->conn, &params, &nparams, args->flags) < 0)
+        goto cleanup;
+
+    if (nparams > REMOTE_NODE_SEV_INFO_MAX) {
+        virReportError(VIR_ERR_INTERNAL_ERROR, "%s", _("nparams too large"));
+        goto cleanup;
+    }
+
+
+    if (virTypedParamsSerialize(params, nparams,
+                                (virTypedParameterRemotePtr *) &ret->params.params_val,
+                                &ret->params.params_len,
+                                args->flags) < 0)
+        goto cleanup;
+
+    rv = 0;
+
+ cleanup:
+    if (rv < 0)
+        virNetMessageSaveError(rerr);
+    virTypedParamsFree(params, nparams);
+    return rv;
+}
+
+
+static int
 remoteDispatchNodeGetMemoryParameters(virNetServerPtr server ATTRIBUTE_UNUSED,
                                       virNetServerClientPtr client ATTRIBUTE_UNUSED,
                                       virNetMessagePtr msg ATTRIBUTE_UNUSED,
diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
index c22993c..8ac7264 100644
--- a/src/remote/remote_driver.c
+++ b/src/remote/remote_driver.c
@@ -6775,6 +6775,45 @@ remoteNodeGetMemoryParameters(virConnectPtr conn,
     return rv;
 }
 
+
+static int
+remoteNodeGetSEVInfo(virConnectPtr conn,
+                     virTypedParameterPtr *params,
+                     int *nparams,
+                     unsigned int flags)
+{
+    int rv = -1;
+    remote_node_get_sev_info_args args;
+    remote_node_get_sev_info_ret ret;
+    struct private_data *priv = conn->privateData;
+
+    remoteDriverLock(priv);
+
+    args.flags = flags;
+
+    memset(&ret, 0, sizeof(ret));
+    if (call(conn, priv, 0, REMOTE_PROC_NODE_GET_SEV_INFO,
+             (xdrproc_t) xdr_remote_node_get_sev_info_args, (char *) &args,
+             (xdrproc_t) xdr_remote_node_get_sev_info_ret, (char *) &ret) == -1)
+        goto done;
+
+    if (virTypedParamsDeserialize((virTypedParameterRemotePtr) ret.params.params_val,
+                                  ret.params.params_len,
+                                  REMOTE_NODE_SEV_INFO_MAX,
+                                  params,
+                                  nparams) < 0)
+        goto cleanup;
+
+    rv = 0;
+
+ cleanup:
+    xdr_free((xdrproc_t) xdr_remote_node_get_sev_info_ret, (char *) &ret);
+ done:
+    remoteDriverUnlock(priv);
+    return rv;
+}
+
+
 static int
 remoteNodeGetCPUMap(virConnectPtr conn,
                     unsigned char **cpumap,
@@ -8451,6 +8490,7 @@ static virHypervisorDriver hypervisor_driver = {
     .domainSetLifecycleAction = remoteDomainSetLifecycleAction, /* 3.9.0 */
     .connectCompareHypervisorCPU = remoteConnectCompareHypervisorCPU, /* 4.4.0 */
     .connectBaselineHypervisorCPU = remoteConnectBaselineHypervisorCPU, /* 4.4.0 */
+    .nodeGetSEVInfo = remoteNodeGetSEVInfo, /* 4.5.0 */
 };
 
 static virNetworkDriver network_driver = {
diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x
index a0ab7e9..ec72afa 100644
--- a/src/remote/remote_protocol.x
+++ b/src/remote/remote_protocol.x
@@ -253,6 +253,9 @@ const REMOTE_DOMAIN_IP_ADDR_MAX = 2048;
 /* Upper limit on number of guest vcpu information entries */
 const REMOTE_DOMAIN_GUEST_VCPU_PARAMS_MAX = 64;
 
+/* Upper limit on number of SEV parameters */
+const REMOTE_NODE_SEV_INFO_MAX = 64;
+
 /* UUID.  VIR_UUID_BUFLEN definition comes from libvirt.h */
 typedef opaque remote_uuid[VIR_UUID_BUFLEN];
 
@@ -3480,6 +3483,17 @@ struct remote_connect_baseline_hypervisor_cpu_ret {
     remote_nonnull_string cpu;
 };
 
+struct remote_node_get_sev_info_args {
+    int nparams;
+    unsigned int flags;
+};
+
+struct remote_node_get_sev_info_ret {
+    remote_typed_param params<REMOTE_NODE_SEV_INFO_MAX>;
+    int nparams;
+};
+
+
 /*----- Protocol. -----*/
 
 /* Define the program number, protocol version and procedure numbers here. */
@@ -6187,5 +6201,11 @@ enum remote_procedure {
      * @generate: both
      * @acl: connect:write
      */
-    REMOTE_PROC_CONNECT_BASELINE_HYPERVISOR_CPU = 394
+    REMOTE_PROC_CONNECT_BASELINE_HYPERVISOR_CPU = 394,
+
+    /**
+     * @generate: none
+     * @acl: connect:read
+     */
+    REMOTE_PROC_NODE_GET_SEV_INFO = 395
 };
diff --git a/src/remote_protocol-structs b/src/remote_protocol-structs
index 0c4cfc6..afeefd3 100644
--- a/src/remote_protocol-structs
+++ b/src/remote_protocol-structs
@@ -2907,6 +2907,18 @@ struct remote_connect_baseline_hypervisor_cpu_args {
 struct remote_connect_baseline_hypervisor_cpu_ret {
         remote_nonnull_string      cpu;
 };
+struct remote_node_get_sev_capability_args {
+        int                         nparams;
+        u_int                       flags;
+};
+struct remote_node_get_sev_capability_ret {
+        struct {
+                u_int              params_len;
+                remote_typed_param * params_val;
+        } params;
+        int                        nparams;
+};
+
 enum remote_procedure {
         REMOTE_PROC_CONNECT_OPEN = 1,
         REMOTE_PROC_CONNECT_CLOSE = 2,
@@ -3302,4 +3314,5 @@ enum remote_procedure {
         REMOTE_PROC_DOMAIN_DETACH_DEVICE_ALIAS = 392,
         REMOTE_PROC_CONNECT_COMPARE_HYPERVISOR_CPU = 393,
         REMOTE_PROC_CONNECT_BASELINE_HYPERVISOR_CPU = 394,
+        REMOTE_PROC_NODE_SEV_INFO = 395,
 };
-- 
2.7.4

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