/usr/include/libxlutil.h is in libxen-dev 4.6.5-0ubuntu1.4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2010 Citrix Ltd.
* Author Ian Jackson <ian.jackson@eu.citrix.com>
*
* This program 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; version 2.1 only. with the special
* exception on linking described in file LICENSE.
*
* This program 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.
*/
#ifndef LIBXLUTIL_H
#define LIBXLUTIL_H
#include <stdio.h>
#include "libxl.h"
enum XLU_ConfigValueType {
XLU_STRING,
XLU_LIST,
};
/* Unless otherwise stated, all functions return an errno value. */
typedef struct XLU_Config XLU_Config;
typedef struct XLU_ConfigList XLU_ConfigList;
typedef struct XLU_ConfigValue XLU_ConfigValue;
XLU_Config *xlu_cfg_init(FILE *report, const char *report_filename);
/* 0 means we got ENOMEM. */
/* report_filename is copied; report is saved and must remain valid
* until the Config is destroyed. */
int xlu_cfg_readfile(XLU_Config*, const char *real_filename);
int xlu_cfg_readdata(XLU_Config*, const char *data, int length);
/* If these fail, then it is undefined behaviour to call xlu_cfg_get_...
* functions. You have to just xlu_cfg_destroy. */
void xlu_cfg_destroy(XLU_Config*);
/* All of the following print warnings to "report" if there is a problem.
* Return values are:
* 0 OK
* ESRCH not defined
* EINVAL value found but wrong format for request (prints warning unless dont_warn=true)
* ERANGE value out of range (from strtol)
*/
int xlu_cfg_get_string(const XLU_Config*, const char *n, const char **value_r,
int dont_warn);
/* free/strdup version */
int xlu_cfg_replace_string(const XLU_Config *cfg, const char *n,
char **value_r, int dont_warn);
int xlu_cfg_get_long(const XLU_Config*, const char *n, long *value_r,
int dont_warn);
int xlu_cfg_get_defbool(const XLU_Config*, const char *n, libxl_defbool *b,
int dont_warn);
int xlu_cfg_get_list(const XLU_Config*, const char *n,
XLU_ConfigList **list_r /* may be 0 */,
int *entries_r /* may be 0 */,
int dont_warn);
/* there is no need to free *list_r; lifetime is that of the XLU_Config */
int xlu_cfg_get_list_as_string_list(const XLU_Config *cfg, const char *n,
libxl_string_list *sl, int dont_warn);
const char *xlu_cfg_get_listitem(const XLU_ConfigList*, int entry);
/* xlu_cfg_get_listitem cannot fail, except that if entry is
* out of range it returns 0 (not setting errno) */
enum XLU_ConfigValueType xlu_cfg_value_type(const XLU_ConfigValue *value);
int xlu_cfg_value_get_string(const XLU_Config *cfg, XLU_ConfigValue *value,
char **value_r, int dont_warn);
int xlu_cfg_value_get_list(const XLU_Config *cfg, XLU_ConfigValue *value,
XLU_ConfigList **value_r, int dont_warn);
XLU_ConfigValue *xlu_cfg_get_listitem2(const XLU_ConfigList *list,
int entry);
/*
* Disk specification parsing.
*/
int xlu_disk_parse(XLU_Config *cfg, int nspecs, const char *const *specs,
libxl_device_disk *disk);
/* disk must have been initialised.
*
* On error, returns errno value. Bad strings cause EINVAL and
* print a message to cfg's report (that's all cfg is used for).
*
* Normally one would pass nspecs==1 and only specs[0]. But it is
* permitted to pass more strings in which case each is parsed as a
* string containing a collection of parameters (but they all refer
* to of the configuration for a single disk).
*
* nspecs==0 is permitted but since it does not specify some mandatory
* properties, it produces a run-time configuration error if the
* resulting disk struct is used with libxl.
*/
/*
* PCI specification parsing
*/
int xlu_pci_parse_bdf(XLU_Config *cfg, libxl_device_pci *pcidev, const char *str);
/*
* RDM parsing
*/
int xlu_rdm_parse(XLU_Config *cfg, libxl_rdm_reserve *rdm, const char *str);
/*
* Vif rate parsing.
*/
int xlu_vif_parse_rate(XLU_Config *cfg, const char *rate,
libxl_device_nic *nic);
#endif /* LIBXLUTIL_H */
/*
* Local variables:
* mode: C
* c-basic-offset: 4
* indent-tabs-mode: nil
* End:
*/
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