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[libvirt] [PATCH 5/6 v3] remote-protocol: Remote protocol implementation of virDomainSetBlkioParameters and virDomainGetBlkioParameters.



Remote protocol implementation of virDomainSetBlkioParameters and virDomainGetBlkioParameters.

Signed-off-by: Gui Jianfeng <guijianfeng cn fujitsu com>
---
 daemon/remote.c                     |  210 +++++++++++++++++++++++++++++++++++
 daemon/remote_dispatch_args.h       |    2 +
 daemon/remote_dispatch_prototypes.h |   16 +++
 daemon/remote_dispatch_ret.h        |    1 +
 daemon/remote_dispatch_table.h      |   10 ++
 src/remote/remote_driver.c          |  173 ++++++++++++++++++++++++++++-
 src/remote/remote_protocol.c        |   89 +++++++++++++++
 src/remote/remote_protocol.h        |   55 +++++++++
 src/remote/remote_protocol.x        |   44 +++++++-
 src/remote_protocol-structs         |   35 ++++++
 10 files changed, 632 insertions(+), 3 deletions(-)

diff --git a/daemon/remote.c b/daemon/remote.c
index c5509ad..feb26f6 100644
--- a/daemon/remote.c
+++ b/daemon/remote.c
@@ -2384,6 +2384,216 @@ remoteDispatchDomainSetMemory (struct qemud_server *server ATTRIBUTE_UNUSED,
 }
 
 static int
+remoteDispatchDomainSetBlkioParameters(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_set_blkio_parameters_args
+                                        * args, void *ret ATTRIBUTE_UNUSED)
+{
+    virDomainPtr dom;
+    int i, r, nparams;
+    virBlkioParameterPtr params;
+    unsigned int flags;
+
+    nparams = args->params.params_len;
+    flags = args->flags;
+
+    if (nparams > REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX) {
+        remoteDispatchFormatError(rerr, "%s", _("nparams too large"));
+        return -1;
+    }
+    if (VIR_ALLOC_N(params, nparams) < 0) {
+        remoteDispatchOOMError(rerr);
+        return -1;
+    }
+
+    /* Deserialise parameters. */
+    for (i = 0; i < nparams; ++i) {
+        if (virStrcpyStatic
+            (params[i].field, args->params.params_val[i].field) == NULL) {
+            remoteDispatchFormatError(rerr,
+                                      _
+                                      ("Field %s too big for destination"),
+                                      args->params.params_val[i].field);
+            return -1;
+        }
+        params[i].type = args->params.params_val[i].value.type;
+        switch (params[i].type) {
+            case VIR_DOMAIN_BLKIO_PARAM_INT:
+                params[i].value.i =
+                    args->params.params_val[i].value.
+                    remote_blkio_param_value_u.i;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_UINT:
+                params[i].value.ui =
+                    args->params.params_val[i].value.
+                    remote_blkio_param_value_u.ui;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_LLONG:
+                params[i].value.l =
+                    args->params.params_val[i].value.
+                    remote_blkio_param_value_u.l;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_ULLONG:
+                params[i].value.ul =
+                    args->params.params_val[i].value.
+                    remote_blkio_param_value_u.ul;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_DOUBLE:
+                params[i].value.d =
+                    args->params.params_val[i].value.
+                    remote_blkio_param_value_u.d;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_BOOLEAN:
+                params[i].value.b =
+                    args->params.params_val[i].value.
+                    remote_blkio_param_value_u.b;
+                break;
+        }
+    }
+
+    dom = get_nonnull_domain(conn, args->dom);
+    if (dom == NULL) {
+        VIR_FREE(params);
+        remoteDispatchConnError(rerr, conn);
+        return -1;
+    }
+
+    r = virDomainSetBlkioParameters(dom, params, nparams, flags);
+    virDomainFree(dom);
+    VIR_FREE(params);
+    if (r == -1) {
+        remoteDispatchConnError(rerr, conn);
+        return -1;
+    }
+
+    return 0;
+}
+
+static int
+remoteDispatchDomainGetBlkioParameters(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_blkio_parameters_args
+                                        * args,
+                                        remote_domain_get_blkio_parameters_ret
+                                        * ret)
+{
+    virDomainPtr dom;
+    virBlkioParameterPtr params;
+    int i, r, nparams;
+    unsigned int flags;
+
+    nparams = args->nparams;
+    flags = args->flags;
+
+    if (nparams > REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX) {
+        remoteDispatchFormatError(rerr, "%s", _("nparams too large"));
+        return -1;
+    }
+    if (VIR_ALLOC_N(params, nparams) < 0) {
+        remoteDispatchOOMError(rerr);
+        return -1;
+    }
+
+    dom = get_nonnull_domain(conn, args->dom);
+    if (dom == NULL) {
+        VIR_FREE(params);
+        remoteDispatchConnError(rerr, conn);
+        return -1;
+    }
+
+    r = virDomainGetBlkioParameters(dom, params, &nparams, flags);
+    if (r == -1) {
+        virDomainFree(dom);
+        VIR_FREE(params);
+        remoteDispatchConnError(rerr, conn);
+        return -1;
+    }
+    /* In this case, we need to send back the number of parameters
+     * supported
+     */
+    if (args->nparams == 0) {
+        ret->nparams = nparams;
+        goto success;
+    }
+
+    /* Serialise the blkio parameters. */
+    ret->params.params_len = nparams;
+    if (VIR_ALLOC_N(ret->params.params_val, nparams) < 0)
+        goto oom;
+
+    for (i = 0; i < nparams; ++i) {
+        // remoteDispatchClientRequest will free this:
+        ret->params.params_val[i].field = strdup(params[i].field);
+        if (ret->params.params_val[i].field == NULL)
+            goto oom;
+
+        ret->params.params_val[i].value.type = params[i].type;
+        switch (params[i].type) {
+            case VIR_DOMAIN_BLKIO_PARAM_INT:
+                ret->params.params_val[i].
+                    value.remote_blkio_param_value_u.i =
+                    params[i].value.i;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_UINT:
+                ret->params.params_val[i].
+                    value.remote_blkio_param_value_u.ui =
+                    params[i].value.ui;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_LLONG:
+                ret->params.params_val[i].
+                    value.remote_blkio_param_value_u.l =
+                    params[i].value.l;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_ULLONG:
+                ret->params.params_val[i].
+                    value.remote_blkio_param_value_u.ul =
+                    params[i].value.ul;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_DOUBLE:
+                ret->params.params_val[i].
+                    value.remote_blkio_param_value_u.d =
+                    params[i].value.d;
+                break;
+            case VIR_DOMAIN_BLKIO_PARAM_BOOLEAN:
+                ret->params.params_val[i].
+                    value.remote_blkio_param_value_u.b =
+                    params[i].value.b;
+                break;
+            default:
+                remoteDispatchFormatError(rerr, "%s", _("unknown type"));
+                goto cleanup;
+        }
+    }
+
+  success:
+    virDomainFree(dom);
+    VIR_FREE(params);
+
+    return 0;
+
+  oom:
+    remoteDispatchOOMError(rerr);
+  cleanup:
+    virDomainFree(dom);
+    for (i = 0; i < nparams; i++)
+        VIR_FREE(ret->params.params_val[i].field);
+    VIR_FREE(params);
+    return -1;
+}
+
+static int
 remoteDispatchDomainSetMemoryParameters(struct qemud_server *server
                                         ATTRIBUTE_UNUSED,
                                         struct qemud_client *client
diff --git a/daemon/remote_dispatch_args.h b/daemon/remote_dispatch_args.h
index 57962d1..e8b2a7e 100644
--- a/daemon/remote_dispatch_args.h
+++ b/daemon/remote_dispatch_args.h
@@ -172,3 +172,5 @@
     remote_domain_open_console_args val_remote_domain_open_console_args;
     remote_domain_is_updated_args val_remote_domain_is_updated_args;
     remote_get_sysinfo_args val_remote_get_sysinfo_args;
+    remote_domain_set_blkio_parameters_args val_remote_domain_set_blkio_parameters_args;
+    remote_domain_get_blkio_parameters_args val_remote_domain_get_blkio_parameters_args;
diff --git a/daemon/remote_dispatch_prototypes.h b/daemon/remote_dispatch_prototypes.h
index e59701a..692391b 100644
--- a/daemon/remote_dispatch_prototypes.h
+++ b/daemon/remote_dispatch_prototypes.h
@@ -218,6 +218,14 @@ static int remoteDispatchDomainGetAutostart(
     remote_error *err,
     remote_domain_get_autostart_args *args,
     remote_domain_get_autostart_ret *ret);
+static int remoteDispatchDomainGetBlkioParameters(
+    struct qemud_server *server,
+    struct qemud_client *client,
+    virConnectPtr conn,
+    remote_message_header *hdr,
+    remote_error *err,
+    remote_domain_get_blkio_parameters_args *args,
+    remote_domain_get_blkio_parameters_ret *ret);
 static int remoteDispatchDomainGetBlockInfo(
     struct qemud_server *server,
     struct qemud_client *client,
@@ -538,6 +546,14 @@ static int remoteDispatchDomainSetAutostart(
     remote_error *err,
     remote_domain_set_autostart_args *args,
     void *ret);
+static int remoteDispatchDomainSetBlkioParameters(
+    struct qemud_server *server,
+    struct qemud_client *client,
+    virConnectPtr conn,
+    remote_message_header *hdr,
+    remote_error *err,
+    remote_domain_set_blkio_parameters_args *args,
+    void *ret);
 static int remoteDispatchDomainSetMaxMemory(
     struct qemud_server *server,
     struct qemud_client *client,
diff --git a/daemon/remote_dispatch_ret.h b/daemon/remote_dispatch_ret.h
index 78e5469..114e832 100644
--- a/daemon/remote_dispatch_ret.h
+++ b/daemon/remote_dispatch_ret.h
@@ -139,3 +139,4 @@
     remote_domain_get_vcpus_flags_ret val_remote_domain_get_vcpus_flags_ret;
     remote_domain_is_updated_ret val_remote_domain_is_updated_ret;
     remote_get_sysinfo_ret val_remote_get_sysinfo_ret;
+    remote_domain_get_blkio_parameters_ret val_remote_domain_get_blkio_parameters_ret;
diff --git a/daemon/remote_dispatch_table.h b/daemon/remote_dispatch_table.h
index 5d27390..627e8a8 100644
--- a/daemon/remote_dispatch_table.h
+++ b/daemon/remote_dispatch_table.h
@@ -1022,3 +1022,13 @@
     .args_filter = (xdrproc_t) xdr_remote_get_sysinfo_args,
     .ret_filter = (xdrproc_t) xdr_remote_get_sysinfo_ret,
 },
+{   /* DomainSetBlkioParameters => 204 */
+    .fn = (dispatch_fn) remoteDispatchDomainSetBlkioParameters,
+    .args_filter = (xdrproc_t) xdr_remote_domain_set_blkio_parameters_args,
+    .ret_filter = (xdrproc_t) xdr_void,
+},
+{   /* DomainGetBlkioParameters => 205 */
+    .fn = (dispatch_fn) remoteDispatchDomainGetBlkioParameters,
+    .args_filter = (xdrproc_t) xdr_remote_domain_get_blkio_parameters_args,
+    .ret_filter = (xdrproc_t) xdr_remote_domain_get_blkio_parameters_ret,
+},
diff --git a/src/remote/remote_driver.c b/src/remote/remote_driver.c
index abee1c5..d450ece 100644
--- a/src/remote/remote_driver.c
+++ b/src/remote/remote_driver.c
@@ -2445,6 +2445,175 @@ done:
 }
 
 static int
+remoteDomainSetBlkioParameters (virDomainPtr domain,
+                                virBlkioParameterPtr params,
+                                 int nparams,
+                                 unsigned int flags)
+{
+    int rv = -1;
+    remote_domain_set_blkio_parameters_args args;
+    int i, do_error;
+    struct private_data *priv = domain->conn->privateData;
+
+    remoteDriverLock(priv);
+
+    make_nonnull_domain (&args.dom, domain);
+
+    /* Serialise the blkio parameters. */
+    args.params.params_len = nparams;
+    args.flags = flags;
+    if (VIR_ALLOC_N(args.params.params_val, nparams) < 0) {
+        virReportOOMError();
+        goto done;
+    }
+
+    do_error = 0;
+    for (i = 0; i < nparams; ++i) {
+        // call() will free this:
+        args.params.params_val[i].field = strdup (params[i].field);
+        if (args.params.params_val[i].field == NULL) {
+            virReportOOMError();
+            do_error = 1;
+        }
+        args.params.params_val[i].value.type = params[i].type;
+        switch (params[i].type) {
+        case VIR_DOMAIN_BLKIO_PARAM_INT:
+            args.params.params_val[i].value.remote_blkio_param_value_u.i =
+                params[i].value.i; break;
+        case VIR_DOMAIN_BLKIO_PARAM_UINT:
+            args.params.params_val[i].value.remote_blkio_param_value_u.ui =
+                params[i].value.ui; break;
+        case VIR_DOMAIN_BLKIO_PARAM_LLONG:
+            args.params.params_val[i].value.remote_blkio_param_value_u.l =
+                params[i].value.l; break;
+        case VIR_DOMAIN_BLKIO_PARAM_ULLONG:
+            args.params.params_val[i].value.remote_blkio_param_value_u.ul =
+                params[i].value.ul; break;
+        case VIR_DOMAIN_BLKIO_PARAM_DOUBLE:
+            args.params.params_val[i].value.remote_blkio_param_value_u.d =
+                params[i].value.d; break;
+        case VIR_DOMAIN_BLKIO_PARAM_BOOLEAN:
+            args.params.params_val[i].value.remote_blkio_param_value_u.b =
+                params[i].value.b; break;
+        default:
+            remoteError(VIR_ERR_RPC, "%s", _("unknown parameter type"));
+            do_error = 1;
+        }
+    }
+
+    if (do_error) {
+        xdr_free ((xdrproc_t) xdr_remote_domain_set_blkio_parameters_args,
+                  (char *) &args);
+        goto done;
+    }
+
+    if (call (domain->conn, priv, 0, REMOTE_PROC_DOMAIN_SET_BLKIO_PARAMETERS,
+              (xdrproc_t) xdr_remote_domain_set_blkio_parameters_args,
+              (char *) &args, (xdrproc_t) xdr_void, (char *) NULL) == -1)
+        goto done;
+
+    rv = 0;
+
+done:
+    remoteDriverUnlock(priv);
+    return rv;
+}
+
+static int
+remoteDomainGetBlkioParameters (virDomainPtr domain,
+                                 virBlkioParameterPtr params, int *nparams,
+                                 unsigned int flags)
+{
+    int rv = -1;
+    remote_domain_get_blkio_parameters_args args;
+    remote_domain_get_blkio_parameters_ret ret;
+    int i = -1;
+    struct private_data *priv = domain->conn->privateData;
+
+    remoteDriverLock(priv);
+
+    make_nonnull_domain (&args.dom, domain);
+    args.nparams = *nparams;
+    args.flags = flags;
+
+    memset (&ret, 0, sizeof ret);
+    if (call (domain->conn, priv, 0, REMOTE_PROC_DOMAIN_GET_BLKIO_PARAMETERS,
+              (xdrproc_t) xdr_remote_domain_get_blkio_parameters_args, (char *) &args,
+              (xdrproc_t) xdr_remote_domain_get_blkio_parameters_ret, (char *) &ret) == -1)
+        goto done;
+
+    /* Check the length of the returned list carefully. */
+    if (ret.params.params_len > REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX ||
+        ret.params.params_len > *nparams) {
+        remoteError(VIR_ERR_RPC, "%s",
+                    _("remoteDomainGetBlkioParameters: "
+                      "returned number of parameters exceeds limit"));
+        goto cleanup;
+    }
+    /* Handle the case when the caller does not know the number of parameters
+     * and is asking for the number of parameters supported
+     */
+    if (*nparams == 0) {
+        *nparams = ret.nparams;
+        rv = 0;
+        goto cleanup;
+    }
+
+    *nparams = ret.params.params_len;
+
+    /* Deserialise the result. */
+    for (i = 0; i < *nparams; ++i) {
+        if (virStrcpyStatic(params[i].field, ret.params.params_val[i].field) == NULL) {
+            remoteError(VIR_ERR_INTERNAL_ERROR,
+                        _("Parameter %s too big for destination"),
+                        ret.params.params_val[i].field);
+            goto cleanup;
+        }
+        params[i].type = ret.params.params_val[i].value.type;
+        switch (params[i].type) {
+        case VIR_DOMAIN_BLKIO_PARAM_INT:
+            params[i].value.i =
+                ret.params.params_val[i].value.remote_blkio_param_value_u.i;
+            break;
+        case VIR_DOMAIN_BLKIO_PARAM_UINT:
+            params[i].value.ui =
+                ret.params.params_val[i].value.remote_blkio_param_value_u.ui;
+            break;
+        case VIR_DOMAIN_BLKIO_PARAM_LLONG:
+            params[i].value.l =
+                ret.params.params_val[i].value.remote_blkio_param_value_u.l;
+            break;
+        case VIR_DOMAIN_BLKIO_PARAM_ULLONG:
+            params[i].value.ul =
+                ret.params.params_val[i].value.remote_blkio_param_value_u.ul;
+            break;
+        case VIR_DOMAIN_BLKIO_PARAM_DOUBLE:
+            params[i].value.d =
+                ret.params.params_val[i].value.remote_blkio_param_value_u.d;
+            break;
+        case VIR_DOMAIN_BLKIO_PARAM_BOOLEAN:
+            params[i].value.b =
+                ret.params.params_val[i].value.remote_blkio_param_value_u.b;
+            break;
+        default:
+            remoteError(VIR_ERR_RPC, "%s",
+                        _("remoteDomainGetBlkioParameters: "
+                          "unknown parameter type"));
+            goto cleanup;
+        }
+    }
+
+    rv = 0;
+
+cleanup:
+    xdr_free ((xdrproc_t) xdr_remote_domain_get_blkio_parameters_ret,
+              (char *) &ret);
+done:
+    remoteDriverUnlock(priv);
+    return rv;
+}
+
+static int
 remoteDomainSetMemoryParameters (virDomainPtr domain,
                                  virMemoryParameterPtr params,
                                  int nparams,
@@ -10946,8 +11115,8 @@ static virDriver remote_driver = {
     remoteDomainSetMemoryParameters, /* domainSetMemoryParameters */
     remoteDomainGetMemoryParameters, /* domainGetMemoryParameters */
     remoteDomainOpenConsole, /* domainOpenConsole */
-    NULL, /* domainSetBlkioParameters */
-    NULL, /* domainGetBlkioParameters */
+    remoteDomainSetBlkioParameters, /* domainSetBlkioParameters */
+    remoteDomainGetBlkioParameters, /* domainGetBlkioParameters */
 };
 
 static virNetworkDriver network_driver = {
diff --git a/src/remote/remote_protocol.c b/src/remote/remote_protocol.c
index bae92ca..2a3daa6 100644
--- a/src/remote/remote_protocol.c
+++ b/src/remote/remote_protocol.c
@@ -308,6 +308,53 @@ xdr_remote_sched_param (XDR *xdrs, remote_sched_param *objp)
 }
 
 bool_t
+xdr_remote_blkio_param_value (XDR *xdrs, remote_blkio_param_value *objp)
+{
+
+         if (!xdr_int (xdrs, &objp->type))
+                 return FALSE;
+        switch (objp->type) {
+        case VIR_DOMAIN_BLKIO_PARAM_INT:
+                         return FALSE;
+                break;
+        case VIR_DOMAIN_BLKIO_PARAM_UINT:
+                 if (!xdr_u_int (xdrs, &objp->remote_blkio_param_value_u.ui))
+                         return FALSE;
+                break;
+        case VIR_DOMAIN_BLKIO_PARAM_LLONG:
+                 if (!xdr_int64_t (xdrs, &objp->remote_blkio_param_value_u.l))
+                         return FALSE;
+                break;
+        case VIR_DOMAIN_BLKIO_PARAM_ULLONG:
+                 if (!xdr_uint64_t (xdrs, &objp->remote_blkio_param_value_u.ul))
+                         return FALSE;
+                break;
+        case VIR_DOMAIN_BLKIO_PARAM_DOUBLE:
+                 if (!xdr_double (xdrs, &objp->remote_blkio_param_value_u.d))
+                         return FALSE;
+                break;
+        case VIR_DOMAIN_BLKIO_PARAM_BOOLEAN:
+                 if (!xdr_int (xdrs, &objp->remote_blkio_param_value_u.b))
+                         return FALSE;
+                break;
+        default:
+                return FALSE;
+        }
+        return TRUE;
+}
+
+bool_t
+xdr_remote_blkio_param (XDR *xdrs, remote_blkio_param *objp)
+{
+
+         if (!xdr_remote_nonnull_string (xdrs, &objp->field))
+                 return FALSE;
+         if (!xdr_remote_blkio_param_value (xdrs, &objp->value))
+                 return FALSE;
+        return TRUE;
+}
+
+bool_t
 xdr_remote_memory_param_value (XDR *xdrs, remote_memory_param_value *objp)
 {
 
@@ -646,6 +693,48 @@ xdr_remote_domain_set_scheduler_parameters_args (XDR *xdrs, remote_domain_set_sc
 }
 
 bool_t
+xdr_remote_domain_set_blkio_parameters_args (XDR *xdrs, remote_domain_set_blkio_parameters_args *objp)
+{
+        char **objp_cpp0 = (char **) (void *) &objp->params.params_val;
+
+         if (!xdr_remote_nonnull_domain (xdrs, &objp->dom))
+                 return FALSE;
+         if (!xdr_array (xdrs, objp_cpp0, (u_int *) &objp->params.params_len, REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX,
+                sizeof (remote_blkio_param), (xdrproc_t) xdr_remote_blkio_param))
+                 return FALSE;
+         if (!xdr_u_int (xdrs, &objp->flags))
+                 return FALSE;
+        return TRUE;
+}
+
+bool_t
+xdr_remote_domain_get_blkio_parameters_args (XDR *xdrs, remote_domain_get_blkio_parameters_args *objp)
+{
+
+         if (!xdr_remote_nonnull_domain (xdrs, &objp->dom))
+                 return FALSE;
+         if (!xdr_int (xdrs, &objp->nparams))
+                 return FALSE;
+         if (!xdr_u_int (xdrs, &objp->flags))
+                 return FALSE;
+        return TRUE;
+}
+
+bool_t
+xdr_remote_domain_get_blkio_parameters_ret (XDR *xdrs, remote_domain_get_blkio_parameters_ret *objp)
+{
+        char **objp_cpp0 = (char **) (void *) &objp->params.params_val;
+
+         if (!xdr_array (xdrs, objp_cpp0, (u_int *) &objp->params.params_len, REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX,
+                sizeof (remote_blkio_param), (xdrproc_t) xdr_remote_blkio_param))
+                 return FALSE;
+         if (!xdr_int (xdrs, &objp->nparams))
+                 return FALSE;
+        return TRUE;
+}
+
+
+bool_t
 xdr_remote_domain_set_memory_parameters_args (XDR *xdrs, remote_domain_set_memory_parameters_args *objp)
 {
         char **objp_cpp0 = (char **) (void *) &objp->params.params_val;
diff --git a/src/remote/remote_protocol.h b/src/remote/remote_protocol.h
index 46d526a..52a9d71 100644
--- a/src/remote/remote_protocol.h
+++ b/src/remote/remote_protocol.h
@@ -53,6 +53,7 @@ typedef remote_nonnull_string *remote_string;
 #define REMOTE_NODE_DEVICE_CAPS_LIST_MAX 16384
 #define REMOTE_NWFILTER_NAME_LIST_MAX 1024
 #define REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX 16
+#define REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX 16
 #define REMOTE_DOMAIN_MEMORY_PARAMETERS_MAX 16
 #define REMOTE_NODE_MAX_CELLS 1024
 #define REMOTE_AUTH_SASL_DATA_MAX 65536
@@ -187,6 +188,25 @@ struct remote_sched_param {
 };
 typedef struct remote_sched_param remote_sched_param;
 
+struct remote_blkio_param_value {
+        int type;
+        union {
+                int i;
+                u_int ui;
+                int64_t l;
+                uint64_t ul;
+                double d;
+                int b;
+        } remote_blkio_param_value_u;
+};
+typedef struct remote_blkio_param_value remote_blkio_param_value;
+
+struct remote_blkio_param {
+        remote_nonnull_string field;
+        remote_blkio_param_value value;
+};
+typedef struct remote_blkio_param remote_blkio_param;
+
 struct remote_memory_param_value {
         int type;
         union {
@@ -337,6 +357,32 @@ struct remote_domain_set_scheduler_parameters_args {
 };
 typedef struct remote_domain_set_scheduler_parameters_args remote_domain_set_scheduler_parameters_args;
 
+struct remote_domain_set_blkio_parameters_args {
+        remote_nonnull_domain dom;
+        struct {
+                u_int params_len;
+                remote_blkio_param *params_val;
+        } params;
+        u_int flags;
+};
+typedef struct remote_domain_set_blkio_parameters_args remote_domain_set_blkio_parameters_args;
+
+struct remote_domain_get_blkio_parameters_args {
+        remote_nonnull_domain dom;
+        int nparams;
+        u_int flags;
+};
+typedef struct remote_domain_get_blkio_parameters_args remote_domain_get_blkio_parameters_args;
+
+struct remote_domain_get_blkio_parameters_ret {
+        struct {
+                u_int params_len;
+                remote_blkio_param *params_val;
+        } params;
+        int nparams;
+};
+typedef struct remote_domain_get_blkio_parameters_ret remote_domain_get_blkio_parameters_ret;
+
 struct remote_domain_set_memory_parameters_args {
         remote_nonnull_domain dom;
         struct {
@@ -2331,6 +2377,8 @@ enum remote_procedure {
         REMOTE_PROC_DOMAIN_OPEN_CONSOLE = 201,
         REMOTE_PROC_DOMAIN_IS_UPDATED = 202,
         REMOTE_PROC_GET_SYSINFO = 203,
+        REMOTE_PROC_DOMAIN_SET_BLKIO_PARAMETERS = 204,
+        REMOTE_PROC_DOMAIN_GET_BLKIO_PARAMETERS = 205,
 };
 typedef enum remote_procedure remote_procedure;
 
@@ -2386,6 +2434,8 @@ extern  bool_t xdr_remote_auth_type (XDR *, remote_auth_type*);
 extern  bool_t xdr_remote_vcpu_info (XDR *, remote_vcpu_info*);
 extern  bool_t xdr_remote_sched_param_value (XDR *, remote_sched_param_value*);
 extern  bool_t xdr_remote_sched_param (XDR *, remote_sched_param*);
+extern  bool_t xdr_remote_blkio_param_value (XDR *, remote_blkio_param_value*);
+extern  bool_t xdr_remote_blkio_param (XDR *, remote_blkio_param*);
 extern  bool_t xdr_remote_memory_param_value (XDR *, remote_memory_param_value*);
 extern  bool_t xdr_remote_memory_param (XDR *, remote_memory_param*);
 extern  bool_t xdr_remote_open_args (XDR *, remote_open_args*);
@@ -2410,6 +2460,9 @@ extern  bool_t xdr_remote_domain_get_scheduler_type_ret (XDR *, remote_domain_ge
 extern  bool_t xdr_remote_domain_get_scheduler_parameters_args (XDR *, remote_domain_get_scheduler_parameters_args*);
 extern  bool_t xdr_remote_domain_get_scheduler_parameters_ret (XDR *, remote_domain_get_scheduler_parameters_ret*);
 extern  bool_t xdr_remote_domain_set_scheduler_parameters_args (XDR *, remote_domain_set_scheduler_parameters_args*);
+extern  bool_t xdr_remote_domain_set_blkio_parameters_args (XDR *, remote_domain_set_blkio_parameters_args*);
+extern  bool_t xdr_remote_domain_get_blkio_parameters_args (XDR *, remote_domain_get_blkio_parameters_args*);
+extern  bool_t xdr_remote_domain_get_blkio_parameters_ret (XDR *, remote_domain_get_blkio_parameters_ret*);
 extern  bool_t xdr_remote_domain_set_memory_parameters_args (XDR *, remote_domain_set_memory_parameters_args*);
 extern  bool_t xdr_remote_domain_get_memory_parameters_args (XDR *, remote_domain_get_memory_parameters_args*);
 extern  bool_t xdr_remote_domain_get_memory_parameters_ret (XDR *, remote_domain_get_memory_parameters_ret*);
@@ -2734,6 +2787,8 @@ extern bool_t xdr_remote_auth_type ();
 extern bool_t xdr_remote_vcpu_info ();
 extern bool_t xdr_remote_sched_param_value ();
 extern bool_t xdr_remote_sched_param ();
+extern bool_t xdr_remote_blkio_param_value ();
+extern bool_t xdr_remote_blkio_param ();
 extern bool_t xdr_remote_memory_param_value ();
 extern bool_t xdr_remote_memory_param ();
 extern bool_t xdr_remote_open_args ();
diff --git a/src/remote/remote_protocol.x b/src/remote/remote_protocol.x
index e77aca1..334c672 100644
--- a/src/remote/remote_protocol.x
+++ b/src/remote/remote_protocol.x
@@ -128,6 +128,9 @@ const REMOTE_NWFILTER_NAME_LIST_MAX = 1024;
 /* Upper limit on list of scheduler parameters. */
 const REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX = 16;
 
+/* Upper limit on list of blkio parameters. */
+const REMOTE_DOMAIN_blkio_PARAMETERS_MAX = 16;
+
 /* Upper limit on list of memory parameters. */
 const REMOTE_DOMAIN_MEMORY_PARAMETERS_MAX = 16;
 
@@ -316,6 +319,26 @@ struct remote_sched_param {
     remote_sched_param_value value;
 };
 
+union remote_blkio_param_value switch (int type) {
+ case VIR_DOMAIN_BLKIO_PARAM_INT:
+     int i;
+ case VIR_DOMAIN_BLKIO_PARAM_UINT:
+     unsigned int ui;
+ case VIR_DOMAIN_BLKIO_PARAM_LLONG:
+     hyper l;
+ case VIR_DOMAIN_BLKIO_PARAM_ULLONG:
+     unsigned hyper ul;
+ case VIR_DOMAIN_BLKIO_PARAM_DOUBLE:
+     double d;
+ case VIR_DOMAIN_BLKIO_PARAM_BOOLEAN:
+     int b;
+};
+
+struct remote_blkio_param {
+    remote_nonnull_string field;
+    remote_blkio_param_value value;
+};
+
 union remote_memory_param_value switch (int type) {
  case VIR_DOMAIN_MEMORY_PARAM_INT:
      int i;
@@ -453,6 +476,23 @@ struct remote_domain_set_scheduler_parameters_args {
     remote_sched_param params<REMOTE_DOMAIN_SCHEDULER_PARAMETERS_MAX>;
 };
 
+struct remote_domain_set_blkio_parameters_args {
+    remote_nonnull_domain dom;
+    remote_blkio_param params<REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX>;
+    unsigned int flags;
+};
+
+struct remote_domain_get_blkio_parameters_args {
+    remote_nonnull_domain dom;
+    int nparams;
+    unsigned int flags;
+};
+
+struct remote_domain_get_blkio_parameters_ret {
+    remote_blkio_param params<REMOTE_DOMAIN_BLKIO_PARAMETERS_MAX>;
+    int nparams;
+};
+
 struct remote_domain_set_memory_parameters_args {
     remote_nonnull_domain dom;
     remote_memory_param params<REMOTE_DOMAIN_MEMORY_PARAMETERS_MAX>;
@@ -2103,7 +2143,9 @@ enum remote_procedure {
 
     REMOTE_PROC_DOMAIN_OPEN_CONSOLE = 201,
     REMOTE_PROC_DOMAIN_IS_UPDATED = 202,
-    REMOTE_PROC_GET_SYSINFO = 203
+    REMOTE_PROC_GET_SYSINFO = 203,
+    REMOTE_PROC_DOMAIN_SET_BLKIO_PARAMETERS = 204,
+    REMOTE_PROC_DOMAIN_GET_BLKIO_PARAMETERS = 205
 
     /*
      * Notice how the entries are grouped in sets of 10 ?
diff --git a/src/remote_protocol-structs b/src/remote_protocol-structs
index 6a7f03d..51d7368 100644
--- a/src/remote_protocol-structs
+++ b/src/remote_protocol-structs
@@ -70,6 +70,21 @@ struct remote_sched_param {
 	remote_nonnull_string      field;
 	remote_sched_param_value   value;
 };
+struct remote_blkio_param_value {
+        int type;
+        union {
+                int i;
+                u_int ui;
+                int64_t l;
+                uint64_t ul;
+                double d;
+                int b;
+        } remote_blkio_param_value_u;
+};
+struct remote_blkio_param {
+        remote_nonnull_string field;
+        remote_blkio_param_value value;
+};
 struct remote_memory_param_value {
 	int                        type;
 	union {
@@ -172,6 +187,26 @@ struct remote_domain_set_scheduler_parameters_args {
 		remote_sched_param * params_val;
 	} params;
 };
+struct remote_domain_set_blkio_parameters_args {
+        remote_nonnull_domain dom;
+        struct {
+                u_int params_len;
+                remote_blkio_param *params_val;
+        } params;
+        u_int flags;
+};
+struct remote_domain_get_blkio_parameters_args {
+        remote_nonnull_domain dom;
+        int nparams;
+        u_int flags;
+};
+struct remote_domain_get_blkio_parameters_ret {
+        struct {
+                u_int params_len;
+                remote_blkio_param *params_val;
+        } params;
+        int nparams;
+};
 struct remote_domain_set_memory_parameters_args {
 	remote_nonnull_domain      dom;
 	struct {
-- 
1.7.1


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