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101 lines
3.2 KiB
C
101 lines
3.2 KiB
C
/*
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* virconf.h: parser for a subset of the Python encoded Xen configuration files
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*
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* Copyright (C) 2006, 2007 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Daniel Veillard <veillard@redhat.com>
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*/
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#ifndef __VIR_CONF_H__
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# define __VIR_CONF_H__
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/**
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* virConfType:
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* one of the possible type for a value from the configuration file
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*
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* TODO: we probably need a float too.
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*/
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typedef enum {
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VIR_CONF_NONE = 0, /* undefined */
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VIR_CONF_LONG = 1, /* a long int */
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VIR_CONF_STRING = 2, /* a string */
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VIR_CONF_LIST = 3 /* a list */
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} virConfType;
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typedef enum {
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VIR_CONF_FLAG_VMX_FORMAT = 1, /* allow ':', '.' and '-' in names for compatibility
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with VMware VMX configuration file, but restrict
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allowed value types to string only */
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} virConfFlags;
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static inline const char *
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virConfTypeName (virConfType t)
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{
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switch (t) {
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case VIR_CONF_LONG:
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return "long";
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case VIR_CONF_STRING:
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return "string";
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case VIR_CONF_LIST:
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return "list";
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default:
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return "*unexpected*";
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}
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}
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/**
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* virConfValue:
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* a value from the configuration file
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*/
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typedef struct _virConfValue virConfValue;
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typedef virConfValue *virConfValuePtr;
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struct _virConfValue {
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virConfType type; /* the virConfType */
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virConfValuePtr next; /* next element if in a list */
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long l; /* long integer */
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char *str; /* pointer to 0 terminated string */
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virConfValuePtr list; /* list of a list */
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};
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/**
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* virConfPtr:
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* a pointer to a parsed configuration file
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*/
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typedef struct _virConf virConf;
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typedef virConf *virConfPtr;
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virConfPtr virConfNew (void);
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virConfPtr virConfReadFile (const char *filename, unsigned int flags);
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virConfPtr virConfReadMem (const char *memory,
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int len, unsigned int flags);
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int virConfFree (virConfPtr conf);
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void virConfFreeValue (virConfValuePtr val);
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virConfValuePtr virConfGetValue (virConfPtr conf,
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const char *setting);
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int virConfSetValue (virConfPtr conf,
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const char *setting,
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virConfValuePtr value);
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int virConfWriteFile (const char *filename,
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virConfPtr conf);
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int virConfWriteMem (char *memory,
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int *len,
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virConfPtr conf);
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#endif /* __VIR_CONF_H__ */
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