debuggers.hg

view tools/libxl/libxlutil.h @ 22848:6341fe0f4e5a

Added tag 4.1.0-rc2 for changeset 9dca60d88c63
author Keir Fraser <keir@xen.org>
date Tue Jan 25 14:06:55 2011 +0000 (2011-01-25)
parents 206e25c65694
children
line source
1 /*
2 * Copyright (C) 2010 Citrix Ltd.
3 * Author Ian Jackson <ian.jackson@eu.citrix.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License as published
7 * by the Free Software Foundation; version 2.1 only. with the special
8 * exception on linking described in file LICENSE.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU Lesser General Public License for more details.
14 */
16 #ifndef LIBXLUTIL_H
17 #define LIBXLUTIL_H
19 #include <stdio.h>
21 #include "libxl.h"
23 /* Unless otherwise stated, all functions return an errno value. */
24 typedef struct XLU_Config XLU_Config;
25 typedef struct XLU_ConfigList XLU_ConfigList;
27 XLU_Config *xlu_cfg_init(FILE *report, const char *report_filename);
28 /* 0 means we got ENOMEM. */
29 /* report_filename is copied; report is saved and must remain valid
30 * until the Config is destroyed. */
32 int xlu_cfg_readfile(XLU_Config*, const char *real_filename);
33 int xlu_cfg_readdata(XLU_Config*, const char *data, int length);
34 /* If these fail, then it is undefined behaviour to call xlu_cfg_get_...
35 * functions. You have to just xlu_cfg_destroy. */
37 void xlu_cfg_destroy(XLU_Config*);
40 /* All of the following print warnings to "report" if there is a problem.
41 * Return values are:
42 * 0 OK
43 * ESRCH not defined
44 * EINVAL value found but wrong format for request (prints warning)
45 * ERANGE value out of range (from strtol)
46 */
48 int xlu_cfg_get_string(const XLU_Config*, const char *n, const char **value_r);
49 int xlu_cfg_replace_string(const XLU_Config *cfg, const char *n, char **value_r); /* free/strdup version */
50 int xlu_cfg_get_long(const XLU_Config*, const char *n, long *value_r);
52 int xlu_cfg_get_list(const XLU_Config*, const char *n,
53 XLU_ConfigList **list_r /* may be 0 */,
54 int *entries_r /* may be 0 */,
55 int dont_warn);
56 /* there is no need to free *list_r; lifetime is that of the XLU_Config */
57 const char *xlu_cfg_get_listitem(const XLU_ConfigList*, int entry);
58 /* xlu_cfg_get_listitem cannot fail, except that if entry is
59 * out of range it returns 0 (not setting errno) */
61 #endif /* LIBXLUTIL_H */