Generated code for grub-install command.

[libguestfs.git] / src / guestfs-actions.c

/* libguestfs generated file
 * WARNING: THIS FILE IS GENERATED BY 'src/generator.ml'.
 * ANY CHANGES YOU MAKE TO THIS FILE WILL BE LOST.
 *
 * Copyright (C) 2009 Red Hat 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 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include <stdio.h>
#include <stdlib.h>

#include "guestfs.h"
#include "guestfs_protocol.h"

#define error guestfs_error
#define perrorf guestfs_perrorf
#define safe_malloc guestfs_safe_malloc
#define safe_realloc guestfs_safe_realloc
#define safe_strdup guestfs_safe_strdup
#define safe_memdup guestfs_safe_memdup

/* Check the return message from a call for validity. */
static int
check_reply_header (guestfs_h *g,
                    const struct guestfs_message_header *hdr,
                    int proc_nr, int serial)
{
  if (hdr->prog != GUESTFS_PROGRAM) {
    error (g, "wrong program (%d/%d)", hdr->prog, GUESTFS_PROGRAM);
    return -1;
  }
  if (hdr->vers != GUESTFS_PROTOCOL_VERSION) {
    error (g, "wrong protocol version (%d/%d)",
           hdr->vers, GUESTFS_PROTOCOL_VERSION);
    return -1;
  }
  if (hdr->direction != GUESTFS_DIRECTION_REPLY) {
    error (g, "unexpected message direction (%d/%d)",
           hdr->direction, GUESTFS_DIRECTION_REPLY);
    return -1;
  }
  if (hdr->proc != proc_nr) {
    error (g, "unexpected procedure number (%d/%d)", hdr->proc, proc_nr);
    return -1;
  }
  if (hdr->serial != serial) {
    error (g, "unexpected serial (%d/%d)", hdr->serial, serial);
    return -1;
  }

  return 0;
}

/* Check we are in the right state to run a high-level action. */
static int
check_state (guestfs_h *g, const char *caller)
{
  if (!guestfs_is_ready (g)) {
    if (guestfs_is_config (g))
      error (g, "%s: call launch() before using this function",
        caller);
    else if (guestfs_is_launching (g))
      error (g, "%s: call wait_ready() before using this function",
        caller);
    else
      error (g, "%s called from the wrong state, %d != READY",
        caller, guestfs_get_state (g));
    return -1;
  }
  return 0;
}

struct mount_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void mount_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct mount_ctx *ctx = (struct mount_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_mount");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_mount");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_mount");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_mount (guestfs_h *g,
                const char *device,
                const char *mountpoint)
{
  struct guestfs_mount_args args;
  struct mount_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_mount") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.device = (char *) device;
  args.mountpoint = (char *) mountpoint;
  serial = guestfs__send_sync (g, GUESTFS_PROC_MOUNT,
        (xdrproc_t) xdr_guestfs_mount_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, mount_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_mount");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_MOUNT, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct sync_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void sync_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct sync_ctx *ctx = (struct sync_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_sync");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_sync");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_sync");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_sync (guestfs_h *g)
{
  struct sync_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_sync") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_SYNC, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, sync_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_sync");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_SYNC, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct touch_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void touch_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct touch_ctx *ctx = (struct touch_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_touch");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_touch");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_touch");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_touch (guestfs_h *g,
                const char *path)
{
  struct guestfs_touch_args args;
  struct touch_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_touch") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_TOUCH,
        (xdrproc_t) xdr_guestfs_touch_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, touch_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_touch");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_TOUCH, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct cat_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_cat_ret ret;
};

static void cat_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct cat_ctx *ctx = (struct cat_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_cat");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_cat");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_cat");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_cat_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_cat");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char *guestfs_cat (guestfs_h *g,
                const char *path)
{
  struct guestfs_cat_args args;
  struct cat_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_cat") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_CAT,
        (xdrproc_t) xdr_guestfs_cat_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, cat_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_cat");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_CAT, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  return ctx.ret.content; /* caller will free */
}

struct ll_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_ll_ret ret;
};

static void ll_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct ll_ctx *ctx = (struct ll_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_ll");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_ll");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_ll");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_ll_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_ll");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char *guestfs_ll (guestfs_h *g,
                const char *directory)
{
  struct guestfs_ll_args args;
  struct ll_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_ll") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.directory = (char *) directory;
  serial = guestfs__send_sync (g, GUESTFS_PROC_LL,
        (xdrproc_t) xdr_guestfs_ll_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, ll_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_ll");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_LL, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  return ctx.ret.listing; /* caller will free */
}

struct ls_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_ls_ret ret;
};

static void ls_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct ls_ctx *ctx = (struct ls_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_ls");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_ls");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_ls");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_ls_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_ls");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_ls (guestfs_h *g,
                const char *directory)
{
  struct guestfs_ls_args args;
  struct ls_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_ls") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.directory = (char *) directory;
  serial = guestfs__send_sync (g, GUESTFS_PROC_LS,
        (xdrproc_t) xdr_guestfs_ls_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, ls_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_ls");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_LS, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.listing.listing_val =
    safe_realloc (g, ctx.ret.listing.listing_val,
                  sizeof (char *) * (ctx.ret.listing.listing_len + 1));
  ctx.ret.listing.listing_val[ctx.ret.listing.listing_len] = NULL;
  return ctx.ret.listing.listing_val;
}

struct list_devices_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_list_devices_ret ret;
};

static void list_devices_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct list_devices_ctx *ctx = (struct list_devices_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_list_devices");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_list_devices");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_list_devices");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_list_devices_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_list_devices");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_list_devices (guestfs_h *g)
{
  struct list_devices_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_list_devices") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_LIST_DEVICES, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, list_devices_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_list_devices");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_LIST_DEVICES, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.devices.devices_val =
    safe_realloc (g, ctx.ret.devices.devices_val,
                  sizeof (char *) * (ctx.ret.devices.devices_len + 1));
  ctx.ret.devices.devices_val[ctx.ret.devices.devices_len] = NULL;
  return ctx.ret.devices.devices_val;
}

struct list_partitions_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_list_partitions_ret ret;
};

static void list_partitions_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct list_partitions_ctx *ctx = (struct list_partitions_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_list_partitions");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_list_partitions");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_list_partitions");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_list_partitions_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_list_partitions");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_list_partitions (guestfs_h *g)
{
  struct list_partitions_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_list_partitions") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_LIST_PARTITIONS, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, list_partitions_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_list_partitions");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_LIST_PARTITIONS, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.partitions.partitions_val =
    safe_realloc (g, ctx.ret.partitions.partitions_val,
                  sizeof (char *) * (ctx.ret.partitions.partitions_len + 1));
  ctx.ret.partitions.partitions_val[ctx.ret.partitions.partitions_len] = NULL;
  return ctx.ret.partitions.partitions_val;
}

struct pvs_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_pvs_ret ret;
};

static void pvs_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct pvs_ctx *ctx = (struct pvs_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_pvs");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_pvs");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_pvs");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_pvs_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_pvs");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_pvs (guestfs_h *g)
{
  struct pvs_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_pvs") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_PVS, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, pvs_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_pvs");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_PVS, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.physvols.physvols_val =
    safe_realloc (g, ctx.ret.physvols.physvols_val,
                  sizeof (char *) * (ctx.ret.physvols.physvols_len + 1));
  ctx.ret.physvols.physvols_val[ctx.ret.physvols.physvols_len] = NULL;
  return ctx.ret.physvols.physvols_val;
}

struct vgs_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_vgs_ret ret;
};

static void vgs_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct vgs_ctx *ctx = (struct vgs_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_vgs");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_vgs");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_vgs");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_vgs_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_vgs");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_vgs (guestfs_h *g)
{
  struct vgs_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_vgs") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_VGS, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, vgs_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_vgs");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_VGS, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.volgroups.volgroups_val =
    safe_realloc (g, ctx.ret.volgroups.volgroups_val,
                  sizeof (char *) * (ctx.ret.volgroups.volgroups_len + 1));
  ctx.ret.volgroups.volgroups_val[ctx.ret.volgroups.volgroups_len] = NULL;
  return ctx.ret.volgroups.volgroups_val;
}

struct lvs_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_lvs_ret ret;
};

static void lvs_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct lvs_ctx *ctx = (struct lvs_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_lvs");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_lvs");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_lvs");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_lvs_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_lvs");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_lvs (guestfs_h *g)
{
  struct lvs_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_lvs") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_LVS, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, lvs_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_lvs");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_LVS, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.logvols.logvols_val =
    safe_realloc (g, ctx.ret.logvols.logvols_val,
                  sizeof (char *) * (ctx.ret.logvols.logvols_len + 1));
  ctx.ret.logvols.logvols_val[ctx.ret.logvols.logvols_len] = NULL;
  return ctx.ret.logvols.logvols_val;
}

struct pvs_full_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_pvs_full_ret ret;
};

static void pvs_full_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct pvs_full_ctx *ctx = (struct pvs_full_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_pvs_full");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_pvs_full");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_pvs_full");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_pvs_full_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_pvs_full");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

struct guestfs_lvm_pv_list *guestfs_pvs_full (guestfs_h *g)
{
  struct pvs_full_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_pvs_full") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_PVS_FULL, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, pvs_full_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_pvs_full");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_PVS_FULL, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this */
  return safe_memdup (g, &ctx.ret.physvols, sizeof (ctx.ret.physvols));
}

struct vgs_full_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_vgs_full_ret ret;
};

static void vgs_full_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct vgs_full_ctx *ctx = (struct vgs_full_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_vgs_full");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_vgs_full");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_vgs_full");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_vgs_full_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_vgs_full");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

struct guestfs_lvm_vg_list *guestfs_vgs_full (guestfs_h *g)
{
  struct vgs_full_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_vgs_full") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_VGS_FULL, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, vgs_full_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_vgs_full");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_VGS_FULL, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this */
  return safe_memdup (g, &ctx.ret.volgroups, sizeof (ctx.ret.volgroups));
}

struct lvs_full_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_lvs_full_ret ret;
};

static void lvs_full_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct lvs_full_ctx *ctx = (struct lvs_full_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_lvs_full");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_lvs_full");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_lvs_full");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_lvs_full_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_lvs_full");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

struct guestfs_lvm_lv_list *guestfs_lvs_full (guestfs_h *g)
{
  struct lvs_full_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_lvs_full") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_LVS_FULL, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, lvs_full_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_lvs_full");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_LVS_FULL, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this */
  return safe_memdup (g, &ctx.ret.logvols, sizeof (ctx.ret.logvols));
}

struct read_lines_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_read_lines_ret ret;
};

static void read_lines_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct read_lines_ctx *ctx = (struct read_lines_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_read_lines");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_read_lines");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_read_lines");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_read_lines_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_read_lines");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_read_lines (guestfs_h *g,
                const char *path)
{
  struct guestfs_read_lines_args args;
  struct read_lines_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_read_lines") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_READ_LINES,
        (xdrproc_t) xdr_guestfs_read_lines_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, read_lines_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_read_lines");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_READ_LINES, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.lines.lines_val =
    safe_realloc (g, ctx.ret.lines.lines_val,
                  sizeof (char *) * (ctx.ret.lines.lines_len + 1));
  ctx.ret.lines.lines_val[ctx.ret.lines.lines_len] = NULL;
  return ctx.ret.lines.lines_val;
}

struct aug_init_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void aug_init_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_init_ctx *ctx = (struct aug_init_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_init");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_init");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_init");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_init (guestfs_h *g,
                const char *root,
                int flags)
{
  struct guestfs_aug_init_args args;
  struct aug_init_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_init") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.root = (char *) root;
  args.flags = flags;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_INIT,
        (xdrproc_t) xdr_guestfs_aug_init_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_init_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_init");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_INIT, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct aug_close_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void aug_close_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_close_ctx *ctx = (struct aug_close_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_close");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_close");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_close");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_close (guestfs_h *g)
{
  struct aug_close_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_close") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_CLOSE, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_close_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_close");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_CLOSE, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct aug_defvar_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_aug_defvar_ret ret;
};

static void aug_defvar_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_defvar_ctx *ctx = (struct aug_defvar_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_defvar");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_defvar");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_defvar");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_aug_defvar_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_aug_defvar");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_defvar (guestfs_h *g,
                const char *name,
                const char *expr)
{
  struct guestfs_aug_defvar_args args;
  struct aug_defvar_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_defvar") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.name = (char *) name;
  args.expr = expr ? (char **) &expr : NULL;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_DEFVAR,
        (xdrproc_t) xdr_guestfs_aug_defvar_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_defvar_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_defvar");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_DEFVAR, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return ctx.ret.nrnodes;
}

struct aug_defnode_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_aug_defnode_ret ret;
};

static void aug_defnode_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_defnode_ctx *ctx = (struct aug_defnode_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_defnode");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_defnode");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_defnode");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_aug_defnode_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_aug_defnode");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

struct guestfs_int_bool *guestfs_aug_defnode (guestfs_h *g,
                const char *name,
                const char *expr,
                const char *val)
{
  struct guestfs_aug_defnode_args args;
  struct aug_defnode_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_defnode") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.name = (char *) name;
  args.expr = (char *) expr;
  args.val = (char *) val;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_DEFNODE,
        (xdrproc_t) xdr_guestfs_aug_defnode_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_defnode_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_defnode");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_DEFNODE, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller with free this */
  return safe_memdup (g, &ctx.ret, sizeof (ctx.ret));
}

struct aug_get_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_aug_get_ret ret;
};

static void aug_get_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_get_ctx *ctx = (struct aug_get_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_get");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_get");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_get");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_aug_get_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_aug_get");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char *guestfs_aug_get (guestfs_h *g,
                const char *path)
{
  struct guestfs_aug_get_args args;
  struct aug_get_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_get") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_GET,
        (xdrproc_t) xdr_guestfs_aug_get_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_get_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_get");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_GET, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  return ctx.ret.val; /* caller will free */
}

struct aug_set_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void aug_set_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_set_ctx *ctx = (struct aug_set_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_set");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_set");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_set");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_set (guestfs_h *g,
                const char *path,
                const char *val)
{
  struct guestfs_aug_set_args args;
  struct aug_set_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_set") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  args.val = (char *) val;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_SET,
        (xdrproc_t) xdr_guestfs_aug_set_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_set_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_set");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_SET, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct aug_insert_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void aug_insert_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_insert_ctx *ctx = (struct aug_insert_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_insert");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_insert");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_insert");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_insert (guestfs_h *g,
                const char *path,
                const char *label,
                int before)
{
  struct guestfs_aug_insert_args args;
  struct aug_insert_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_insert") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  args.label = (char *) label;
  args.before = before;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_INSERT,
        (xdrproc_t) xdr_guestfs_aug_insert_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_insert_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_insert");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_INSERT, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct aug_rm_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_aug_rm_ret ret;
};

static void aug_rm_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_rm_ctx *ctx = (struct aug_rm_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_rm");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_rm");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_rm");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_aug_rm_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_aug_rm");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_rm (guestfs_h *g,
                const char *path)
{
  struct guestfs_aug_rm_args args;
  struct aug_rm_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_rm") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_RM,
        (xdrproc_t) xdr_guestfs_aug_rm_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_rm_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_rm");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_RM, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return ctx.ret.nrnodes;
}

struct aug_mv_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void aug_mv_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_mv_ctx *ctx = (struct aug_mv_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_mv");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_mv");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_mv");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_mv (guestfs_h *g,
                const char *src,
                const char *dest)
{
  struct guestfs_aug_mv_args args;
  struct aug_mv_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_mv") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.src = (char *) src;
  args.dest = (char *) dest;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_MV,
        (xdrproc_t) xdr_guestfs_aug_mv_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_mv_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_mv");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_MV, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct aug_match_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_aug_match_ret ret;
};

static void aug_match_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_match_ctx *ctx = (struct aug_match_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_match");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_match");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_match");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_aug_match_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_aug_match");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_aug_match (guestfs_h *g,
                const char *path)
{
  struct guestfs_aug_match_args args;
  struct aug_match_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_match") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_MATCH,
        (xdrproc_t) xdr_guestfs_aug_match_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_match_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_match");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_MATCH, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.matches.matches_val =
    safe_realloc (g, ctx.ret.matches.matches_val,
                  sizeof (char *) * (ctx.ret.matches.matches_len + 1));
  ctx.ret.matches.matches_val[ctx.ret.matches.matches_len] = NULL;
  return ctx.ret.matches.matches_val;
}

struct aug_save_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void aug_save_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_save_ctx *ctx = (struct aug_save_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_save");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_save");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_save");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_save (guestfs_h *g)
{
  struct aug_save_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_save") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_SAVE, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_save_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_save");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_SAVE, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct aug_load_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void aug_load_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_load_ctx *ctx = (struct aug_load_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_load");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_load");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_load");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_aug_load (guestfs_h *g)
{
  struct aug_load_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_load") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_LOAD, NULL, NULL);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_load_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_load");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_LOAD, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct aug_ls_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_aug_ls_ret ret;
};

static void aug_ls_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct aug_ls_ctx *ctx = (struct aug_ls_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_aug_ls");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_aug_ls");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_aug_ls");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_aug_ls_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_aug_ls");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

char **guestfs_aug_ls (guestfs_h *g,
                const char *path)
{
  struct guestfs_aug_ls_args args;
  struct aug_ls_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_aug_ls") == -1) return NULL;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_AUG_LS,
        (xdrproc_t) xdr_guestfs_aug_ls_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, aug_ls_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_aug_ls");
    guestfs_set_ready (g);
    return NULL;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_AUG_LS, serial) == -1) {
    guestfs_set_ready (g);
    return NULL;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return NULL;
  }

  guestfs_set_ready (g);
  /* caller will free this, but we need to add a NULL entry */
  ctx.ret.matches.matches_val =
    safe_realloc (g, ctx.ret.matches.matches_val,
                  sizeof (char *) * (ctx.ret.matches.matches_len + 1));
  ctx.ret.matches.matches_val[ctx.ret.matches.matches_len] = NULL;
  return ctx.ret.matches.matches_val;
}

struct rm_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void rm_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct rm_ctx *ctx = (struct rm_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_rm");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_rm");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_rm");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_rm (guestfs_h *g,
                const char *path)
{
  struct guestfs_rm_args args;
  struct rm_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_rm") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_RM,
        (xdrproc_t) xdr_guestfs_rm_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, rm_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_rm");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_RM, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct rmdir_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void rmdir_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct rmdir_ctx *ctx = (struct rmdir_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_rmdir");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_rmdir");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_rmdir");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_rmdir (guestfs_h *g,
                const char *path)
{
  struct guestfs_rmdir_args args;
  struct rmdir_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_rmdir") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_RMDIR,
        (xdrproc_t) xdr_guestfs_rmdir_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, rmdir_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_rmdir");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_RMDIR, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct rm_rf_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void rm_rf_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct rm_rf_ctx *ctx = (struct rm_rf_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_rm_rf");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_rm_rf");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_rm_rf");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_rm_rf (guestfs_h *g,
                const char *path)
{
  struct guestfs_rm_rf_args args;
  struct rm_rf_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_rm_rf") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_RM_RF,
        (xdrproc_t) xdr_guestfs_rm_rf_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, rm_rf_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_rm_rf");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_RM_RF, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct mkdir_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void mkdir_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct mkdir_ctx *ctx = (struct mkdir_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_mkdir");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_mkdir");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_mkdir");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_mkdir (guestfs_h *g,
                const char *path)
{
  struct guestfs_mkdir_args args;
  struct mkdir_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_mkdir") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_MKDIR,
        (xdrproc_t) xdr_guestfs_mkdir_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, mkdir_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_mkdir");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_MKDIR, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct mkdir_p_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void mkdir_p_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct mkdir_p_ctx *ctx = (struct mkdir_p_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_mkdir_p");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_mkdir_p");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_mkdir_p");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_mkdir_p (guestfs_h *g,
                const char *path)
{
  struct guestfs_mkdir_p_args args;
  struct mkdir_p_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_mkdir_p") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_MKDIR_P,
        (xdrproc_t) xdr_guestfs_mkdir_p_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, mkdir_p_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_mkdir_p");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_MKDIR_P, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct chmod_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void chmod_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct chmod_ctx *ctx = (struct chmod_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_chmod");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_chmod");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_chmod");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_chmod (guestfs_h *g,
                int mode,
                const char *path)
{
  struct guestfs_chmod_args args;
  struct chmod_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_chmod") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.mode = mode;
  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_CHMOD,
        (xdrproc_t) xdr_guestfs_chmod_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, chmod_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_chmod");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_CHMOD, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct chown_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void chown_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct chown_ctx *ctx = (struct chown_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_chown");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_chown");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_chown");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_chown (guestfs_h *g,
                int owner,
                int group,
                const char *path)
{
  struct guestfs_chown_args args;
  struct chown_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_chown") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.owner = owner;
  args.group = group;
  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_CHOWN,
        (xdrproc_t) xdr_guestfs_chown_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, chown_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_chown");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_CHOWN, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct exists_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_exists_ret ret;
};

static void exists_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct exists_ctx *ctx = (struct exists_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_exists");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_exists");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_exists");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_exists_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_exists");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_exists (guestfs_h *g,
                const char *path)
{
  struct guestfs_exists_args args;
  struct exists_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_exists") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_EXISTS,
        (xdrproc_t) xdr_guestfs_exists_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, exists_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_exists");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_EXISTS, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return ctx.ret.existsflag;
}

struct is_file_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_is_file_ret ret;
};

static void is_file_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct is_file_ctx *ctx = (struct is_file_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_is_file");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_is_file");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_is_file");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_is_file_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_is_file");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_is_file (guestfs_h *g,
                const char *path)
{
  struct guestfs_is_file_args args;
  struct is_file_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_is_file") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_IS_FILE,
        (xdrproc_t) xdr_guestfs_is_file_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, is_file_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_is_file");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_IS_FILE, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return ctx.ret.fileflag;
}

struct is_dir_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
  struct guestfs_is_dir_ret ret;
};

static void is_dir_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct is_dir_ctx *ctx = (struct is_dir_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_is_dir");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_is_dir");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_is_dir");
      return;
    }
    goto done;
  }
  if (!xdr_guestfs_is_dir_ret (xdr, &ctx->ret)) {
    error (g, "%s: failed to parse reply", "guestfs_is_dir");
    return;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_is_dir (guestfs_h *g,
                const char *path)
{
  struct guestfs_is_dir_args args;
  struct is_dir_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_is_dir") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.path = (char *) path;
  serial = guestfs__send_sync (g, GUESTFS_PROC_IS_DIR,
        (xdrproc_t) xdr_guestfs_is_dir_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, is_dir_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_is_dir");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_IS_DIR, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return ctx.ret.dirflag;
}

struct pvcreate_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void pvcreate_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct pvcreate_ctx *ctx = (struct pvcreate_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_pvcreate");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_pvcreate");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_pvcreate");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_pvcreate (guestfs_h *g,
                const char *device)
{
  struct guestfs_pvcreate_args args;
  struct pvcreate_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_pvcreate") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.device = (char *) device;
  serial = guestfs__send_sync (g, GUESTFS_PROC_PVCREATE,
        (xdrproc_t) xdr_guestfs_pvcreate_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, pvcreate_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_pvcreate");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_PVCREATE, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct vgcreate_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void vgcreate_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct vgcreate_ctx *ctx = (struct vgcreate_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_vgcreate");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_vgcreate");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_vgcreate");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_vgcreate (guestfs_h *g,
                const char *volgroup,
                char * const* const physvols)
{
  struct guestfs_vgcreate_args args;
  struct vgcreate_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_vgcreate") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.volgroup = (char *) volgroup;
  args.physvols.physvols_val = (char **) physvols;
  for (args.physvols.physvols_len = 0; physvols[args.physvols.physvols_len]; args.physvols.physvols_len++) ;
  serial = guestfs__send_sync (g, GUESTFS_PROC_VGCREATE,
        (xdrproc_t) xdr_guestfs_vgcreate_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, vgcreate_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_vgcreate");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_VGCREATE, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct lvcreate_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void lvcreate_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct lvcreate_ctx *ctx = (struct lvcreate_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_lvcreate");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_lvcreate");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_lvcreate");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_lvcreate (guestfs_h *g,
                const char *logvol,
                const char *volgroup,
                int mbytes)
{
  struct guestfs_lvcreate_args args;
  struct lvcreate_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_lvcreate") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.logvol = (char *) logvol;
  args.volgroup = (char *) volgroup;
  args.mbytes = mbytes;
  serial = guestfs__send_sync (g, GUESTFS_PROC_LVCREATE,
        (xdrproc_t) xdr_guestfs_lvcreate_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, lvcreate_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_lvcreate");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_LVCREATE, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct mkfs_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void mkfs_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct mkfs_ctx *ctx = (struct mkfs_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_mkfs");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_mkfs");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_mkfs");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_mkfs (guestfs_h *g,
                const char *fstype,
                const char *device)
{
  struct guestfs_mkfs_args args;
  struct mkfs_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_mkfs") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.fstype = (char *) fstype;
  args.device = (char *) device;
  serial = guestfs__send_sync (g, GUESTFS_PROC_MKFS,
        (xdrproc_t) xdr_guestfs_mkfs_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, mkfs_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_mkfs");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_MKFS, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct sfdisk_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void sfdisk_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct sfdisk_ctx *ctx = (struct sfdisk_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_sfdisk");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_sfdisk");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_sfdisk");
      return;
    }
    goto done;
  }
 done:
  ctx->cb_sequence = 1;
}

int guestfs_sfdisk (guestfs_h *g,
                const char *device,
                int cyls,
                int heads,
                int sectors,
                char * const* const lines)
{
  struct guestfs_sfdisk_args args;
  struct sfdisk_ctx ctx;
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  int serial;

  if (check_state (g, "guestfs_sfdisk") == -1) return -1;
  guestfs_set_busy (g);

  memset (&ctx, 0, sizeof ctx);

  args.device = (char *) device;
  args.cyls = cyls;
  args.heads = heads;
  args.sectors = sectors;
  args.lines.lines_val = (char **) lines;
  for (args.lines.lines_len = 0; lines[args.lines.lines_len]; args.lines.lines_len++) ;
  serial = guestfs__send_sync (g, GUESTFS_PROC_SFDISK,
        (xdrproc_t) xdr_guestfs_sfdisk_args, (char *) &args);
  if (serial == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  guestfs__switch_to_receiving (g);
  ctx.cb_sequence = 0;
  guestfs_set_reply_callback (g, sfdisk_reply_cb, &ctx);
  (void) ml->main_loop_run (ml, g);
  guestfs_set_reply_callback (g, NULL, NULL);
  if (ctx.cb_sequence != 1) {
    error (g, "%s reply failed, see earlier error messages", "guestfs_sfdisk");
    guestfs_set_ready (g);
    return -1;
  }

  if (check_reply_header (g, &ctx.hdr, GUESTFS_PROC_SFDISK, serial) == -1) {
    guestfs_set_ready (g);
    return -1;
  }

  if (ctx.hdr.status == GUESTFS_STATUS_ERROR) {
    error (g, "%s", ctx.err.error_message);
    guestfs_set_ready (g);
    return -1;
  }

  guestfs_set_ready (g);
  return 0;
}

struct write_file_ctx {
  /* This flag is set by the callbacks, so we know we've done
   * the callbacks as expected, and in the right sequence.
   * 0 = not called, 1 = reply_cb called.
   */
  int cb_sequence;
  struct guestfs_message_header hdr;
  struct guestfs_message_error err;
};

static void write_file_reply_cb (guestfs_h *g, void *data, XDR *xdr)
{
  guestfs_main_loop *ml = guestfs_get_main_loop (g);
  struct write_file_ctx *ctx = (struct write_file_ctx *) data;

  /* This should definitely not happen. */
  if (ctx->cb_sequence != 0) {
    ctx->cb_sequence = 9999;
    error (g, "%s: internal error: reply callback called twice", "guestfs_write_file");
    return;
  }

  ml->main_loop_quit (ml, g);

  if (!xdr_guestfs_message_header (xdr, &ctx->hdr)) {
    error (g, "%s: failed to parse reply header", "guestfs_write_file");
    return;
  }
  if (ctx->hdr.status == GUESTFS_STATUS_ERROR) {
    if (!xdr_guestfs_message_error (xdr, &ctx->err)) {
      error (g, "%s: failed to parse reply error", "guestfs_write_file");
      return;
    }