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diff --git a/tools/libxen/include/xen/api/xen_cpu_pool.h b/tools/libxen/include/xen/api/xen_cpu_pool.h
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@@ -0,0 +1,424 @@
+/*
+ * Copyright (c) 2006-2007, XenSource Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
+ */
+
+#ifndef XEN_CPU_POOL_H
+#define XEN_CPU_POOL_H
+
+#include <stddef.h>
+#include <stdlib.h>
+
+#include <xen/api/xen_common.h>
+#include <xen/api/xen_string_set.h>
+#include <xen/api/xen_string_string_map.h>
+#include <xen/api/xen_host_cpu_decl.h>
+#include <xen/api/xen_host.h>
+#include <xen/api/xen_vm_decl.h>
+#include <xen/api/xen_vm.h>
+#include <xen/api/xen_cpu_pool_decl.h>
+
+/*
+ * The cpu_pool class.
+ *
+ * Management of CPU pools.
+ */
+
+
+/**
+ * Free the given xen_cpu_pool.  The given handle must have been allocated
+ * by this library.
+ */
+extern void
+xen_cpu_pool_free(xen_cpu_pool cpu_pool);
+
+
+typedef struct xen_cpu_pool_set
+{
+    size_t size;
+    xen_cpu_pool *contents[];
+} xen_cpu_pool_set;
+
+/**
+ * Allocate a xen_cpu_pool_set of the given size.
+ */
+extern xen_cpu_pool_set *
+xen_cpu_pool_set_alloc(size_t size);
+
+/**
+ * Free the given xen_cpu_pool_set.  The given set must have been allocated
+ * by this library.
+ */
+extern void
+xen_cpu_pool_set_free(xen_cpu_pool_set *set);
+
+
+typedef struct xen_cpu_pool_record
+{
+    xen_cpu_pool handle;
+    char *uuid;
+    char *name_label;
+    char *name_description;
+    struct xen_host_record_opt *resident_on;
+    bool auto_power_on;
+    struct xen_vm_record_opt_set *started_vms;
+    int64_t ncpu;
+    char *sched_policy;
+    struct xen_string_set *proposed_cpus;
+    struct xen_host_cpu_record_opt_set *host_cpus;
+    bool activated;
+    xen_string_string_map *other_config;
+} xen_cpu_pool_record;
+
+/**
+ * Allocate a xen_cpu_pool_record.
+ */
+extern xen_cpu_pool_record *
+xen_cpu_pool_record_alloc(void);
+
+/**
+ * Free the given xen_cpu_pool_record, and all referenced values.  The given
+ * record must have been allocated by this library.
+ */
+extern void
+xen_cpu_pool_record_free(xen_cpu_pool_record *record);
+
+
+typedef struct xen_cpu_pool_record_opt
+{
+    bool is_record;
+    union
+    {
+        xen_cpu_pool handle;
+        xen_cpu_pool_record *record;
+    } u;
+} xen_cpu_pool_record_opt;
+
+/**
+ * Allocate a xen_cpu_pool_record_opt.
+ */
+extern xen_cpu_pool_record_opt *
+xen_cpu_pool_record_opt_alloc(void);
+
+/**
+ * Free the given xen_cpu_pool_record_opt, and all referenced values.  The
+ * given record_opt must have been allocated by this library.
+ */
+extern void
+xen_cpu_pool_record_opt_free(xen_cpu_pool_record_opt *record_opt);
+
+
+typedef struct xen_cpu_pool_record_set
+{
+    size_t size;
+    xen_cpu_pool_record *contents[];
+} xen_cpu_pool_record_set;
+
+/**
+ * Allocate a xen_cpu_pool_record_set of the given size.
+ */
+extern xen_cpu_pool_record_set *
+xen_cpu_pool_record_set_alloc(size_t size);
+
+/**
+ * Free the given xen_cpu_pool_record_set, and all referenced values.  The
+ * given set must have been allocated by this library.
+ */
+extern void
+xen_cpu_pool_record_set_free(xen_cpu_pool_record_set *set);
+
+
+
+typedef struct xen_cpu_pool_record_opt_set
+{
+    size_t size;
+    xen_cpu_pool_record_opt *contents[];
+} xen_cpu_pool_record_opt_set;
+
+/**
+ * Allocate a xen_cpu_pool_record_opt_set of the given size.
+ */
+extern xen_cpu_pool_record_opt_set *
+xen_cpu_pool_record_opt_set_alloc(size_t size);
+
+/**
+ * Free the given xen_cpu_pool_record_opt_set, and all referenced values.
+ * The given set must have been allocated by this library.
+ */
+extern void
+xen_cpu_pool_record_opt_set_free(xen_cpu_pool_record_opt_set *set);
+
+
+/**
+ * Get a record containing the current state of the given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_record(xen_session *session, xen_cpu_pool_record **result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get a reference to the cpu_pool instance with the specified UUID.
+ */
+extern bool
+xen_cpu_pool_get_by_uuid(xen_session *session, xen_cpu_pool *result, char *uuid);
+
+
+/**
+ * Create a new cpu_pool instance, and return its handle.
+ */
+extern bool
+xen_cpu_pool_create(xen_session *session, xen_cpu_pool *result,
+    xen_cpu_pool_record *record);
+
+
+/**
+ * Destroy the specified VBD instance.
+ */
+extern bool
+xen_cpu_pool_destroy(xen_session *session, xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get the uuid field of the given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_uuid(xen_session *session, char **result, xen_cpu_pool cpu_pool);
+
+
+/**
+ * Deactivate the given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_deactivate(xen_session *session, xen_cpu_pool cpu_pool);
+
+
+/**
+ * Activate the given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_activate(xen_session *session, xen_cpu_pool cpu_pool);
+
+
+/**
+ * Add a physical cpu to the active pool.
+ */
+extern bool
+xen_cpu_pool_add_host_CPU_live(xen_session *session, xen_cpu_pool cpu_pool,
+    xen_host_cpu host_cpu);
+
+
+/**
+ * Remove a physical cpu from the active pool.
+ */
+extern bool
+xen_cpu_pool_remove_host_CPU_live(xen_session *session, xen_cpu_pool cpu_pool,
+    xen_host_cpu host_cpu);
+
+
+/**
+ * Return a list of all the cpu_pools known to the system.
+ */
+extern bool
+xen_cpu_pool_get_all(xen_session *session, struct xen_cpu_pool_set **result);
+
+
+/**
+ * Get the uuid field of the cpu_pool with given name.
+ */
+extern bool
+xen_cpu_pool_get_by_name_label(xen_session *session,
+    struct xen_cpu_pool_set **result, char *label);
+
+
+/**
+ * Get activation state of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_activated(xen_session *session, bool *result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get auto_power_on option of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_auto_power_on(xen_session *session, bool *result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get host_cpu refs of all physical cpus of cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_host_CPUs(xen_session *session, struct xen_host_cpu_set **result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get name description field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_name_description(xen_session *session, char **result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get name label field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_name_label(xen_session *session, char **result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get count of physical cpus to attach to cpu_pool on activation.
+ */
+extern bool
+xen_cpu_pool_get_ncpu(xen_session *session, int64_t *result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get proposed_CPUs field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_proposed_CPUs(xen_session *session, struct xen_string_set **result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get the other_config field of the given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_other_config(xen_session *session, xen_string_string_map **result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get host the cpu_pool is resident on.
+ */
+extern bool
+xen_cpu_pool_get_resident_on(xen_session *session, xen_host *result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get sched_policy field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_sched_policy(xen_session *session, char **result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ * Get set of started vms in given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_get_started_VMs(xen_session *session, xen_vm_set **result,
+    xen_cpu_pool cpu_pool);
+
+
+/**
+ *  Set auto_power_on field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_set_auto_power_on(xen_session *session, xen_cpu_pool cpu_pool,
+    bool auto_power_on);
+
+
+/**
+ * Set proposed_CPUs field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_set_proposed_CPUs(xen_session *session, xen_cpu_pool cpu_pool,
+    xen_string_set *proposed_cpus);
+
+
+/**
+ * Add a proposed cpu to proposed_CPUs field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_add_to_proposed_CPUs(xen_session *session, xen_cpu_pool cpu_pool,
+    char* proposed_cpu);
+
+
+/**
+ * Remove a proposed cpu from proposed_CPUs field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_remove_from_proposed_CPUs(xen_session *session, xen_cpu_pool cpu_pool,
+    char* proposed_cpu);
+
+
+/**
+ * Set name_label field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_set_name_label(xen_session *session, xen_cpu_pool cpu_pool,
+    char *label);
+
+
+/**
+ * Set name_description field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_set_name_description(xen_session *session, xen_cpu_pool cpu_pool,
+    char *descr);
+
+
+/**
+ * Set ncpu field of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_set_ncpu(xen_session *session, xen_cpu_pool cpu_pool, int64_t ncpu);
+
+
+/**
+ * Set the other_config field of the given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_set_other_config(xen_session *session, xen_cpu_pool cpu_pool,
+    xen_string_string_map *other_config);
+
+
+/**
+ * Add the given key-value pair to the other_config field of the given
+ * cpu_pool.
+ */
+extern bool
+xen_cpu_pool_add_to_other_config(xen_session *session, xen_cpu_pool cpu_pool,
+    char *key, char *value);
+
+
+/**
+ * Remove the given key and its corresponding value from the
+ * other_config field of the given cpu_pool. If the key is not in that Map, then
+ * do nothing.
+ */
+extern bool
+xen_cpu_pool_remove_from_other_config(xen_session *session, xen_cpu_pool cpu_pool,
+    char *key);
+
+/**
+ * Set sched_policy of given cpu_pool.
+ */
+extern bool
+xen_cpu_pool_set_sched_policy(xen_session *session, xen_cpu_pool cpu_pool,
+    char *sched_policy);
+
+
+#endif