remote: Rename 'nameslen' to the common 'maxnames'

Avoids special case handling in the remote generator.

daemon/remote.c

@@ -3796,9 +3796,9 @@ remoteDispatchDomainSnapshotListNames(struct qemud_server *server ATTRIBUTE_UNUS
         goto cleanup;
     }
 
-    if (args->nameslen > REMOTE_DOMAIN_SNAPSHOT_LIST_NAMES_MAX) {
+    if (args->maxnames > REMOTE_DOMAIN_SNAPSHOT_LIST_NAMES_MAX) {
         virNetError(VIR_ERR_INTERNAL_ERROR, "%s",
-                    _("nameslen > REMOTE_DOMAIN_SNAPSHOT_LIST_NAMES_MAX"));
+                    _("maxnames > REMOTE_DOMAIN_SNAPSHOT_LIST_NAMES_MAX"));
         goto cleanup;
     }
 
@@ -3806,14 +3806,14 @@ remoteDispatchDomainSnapshotListNames(struct qemud_server *server ATTRIBUTE_UNUS
         goto cleanup;
 
     /* Allocate return buffer. */
-    if (VIR_ALLOC_N(ret->names.names_val, args->nameslen) < 0) {
+    if (VIR_ALLOC_N(ret->names.names_val, args->maxnames) < 0) {
         virReportOOMError();
         goto cleanup;
     }
 
     len = virDomainSnapshotListNames(dom,
                                      ret->names.names_val,
-                                     args->nameslen,
+                                     args->maxnames,
                                      args->flags);
     if (len < 0)
         goto cleanup;

src/remote/remote_driver.c

@@ -9312,7 +9312,7 @@ done:
 
 static int
 remoteDomainSnapshotListNames (virDomainPtr domain, char **const names,
-                               int nameslen, unsigned int flags)
+                               int maxnames, unsigned int flags)
 {
     int rv = -1;
     int i;
@@ -9322,15 +9322,15 @@ remoteDomainSnapshotListNames (virDomainPtr domain, char **const names,
 
     remoteDriverLock(priv);
 
-    if (nameslen > REMOTE_DOMAIN_SNAPSHOT_LIST_NAMES_MAX) {
+    if (maxnames > REMOTE_DOMAIN_SNAPSHOT_LIST_NAMES_MAX) {
         remoteError(VIR_ERR_RPC,
                     _("too many remote domain snapshot names: %d > %d"),
-                    nameslen, REMOTE_DOMAIN_SNAPSHOT_LIST_NAMES_MAX);
+                    maxnames, REMOTE_DOMAIN_SNAPSHOT_LIST_NAMES_MAX);
         goto done;
     }
 
     make_nonnull_domain(&args.dom, domain);
-    args.nameslen = nameslen;
+    args.maxnames = maxnames;
     args.flags = flags;
 
     memset (&ret, 0, sizeof ret);
@@ -9339,10 +9339,10 @@ remoteDomainSnapshotListNames (virDomainPtr domain, char **const names,
               (xdrproc_t) xdr_remote_domain_snapshot_list_names_ret, (char *) &ret) == -1)
         goto done;
 
-    if (ret.names.names_len > nameslen) {
+    if (ret.names.names_len > maxnames) {
         remoteError(VIR_ERR_RPC,
                     _("too many remote domain snapshots: %d > %d"),
-                    ret.names.names_len, nameslen);
+                    ret.names.names_len, maxnames);
         goto cleanup;
     }
 

src/remote/remote_protocol.c

@@ -3756,7 +3756,7 @@ xdr_remote_domain_snapshot_list_names_args (XDR *xdrs, remote_domain_snapshot_li
 
          if (!xdr_remote_nonnull_domain (xdrs, &objp->dom))
                  return FALSE;
-         if (!xdr_int (xdrs, &objp->nameslen))
+         if (!xdr_int (xdrs, &objp->maxnames))
                  return FALSE;
          if (!xdr_int (xdrs, &objp->flags))
                  return FALSE;

src/remote/remote_protocol.h

@@ -2119,7 +2119,7 @@ typedef struct remote_domain_snapshot_num_ret remote_domain_snapshot_num_ret;
 
 struct remote_domain_snapshot_list_names_args {
         remote_nonnull_domain dom;
-        int nameslen;
+        int maxnames;
         int flags;
 };
 typedef struct remote_domain_snapshot_list_names_args remote_domain_snapshot_list_names_args;

src/remote/remote_protocol.x

@@ -1874,7 +1874,7 @@ struct remote_domain_snapshot_num_ret {
 
 struct remote_domain_snapshot_list_names_args {
     remote_nonnull_domain dom;
-    int nameslen;
+    int maxnames;
     int flags;
 };
 

src/remote_protocol-structs

@@ -1371,7 +1371,7 @@ struct remote_domain_snapshot_num_ret {
 };
 struct remote_domain_snapshot_list_names_args {
         remote_nonnull_domain      dom;
-        int                        nameslen;
+        int                        maxnames;
         int                        flags;
 };
 struct remote_domain_snapshot_list_names_ret {