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nvpair.h
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/*
* Copyright 2004-2022 the Pacemaker project contributors
*
* The version control history for this file may have further details.
*
* This source code is licensed under the GNU Lesser General Public License
* version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY.
*/
#ifndef PCMK__CRM_COMMON_NVPAIR__H
# define PCMK__CRM_COMMON_NVPAIR__H
# include <sys/time.h> // struct timeval
# include <glib.h> // gpointer, gboolean, guint
# include <libxml/tree.h> // xmlNode
# include <crm/crm.h>
# ifdef __cplusplus
extern "C" {
# endif
/**
* \file
* \brief Functionality for manipulating name/value pairs
* \ingroup core
*/
typedef struct pcmk_nvpair_s {
char *name;
char *value;
} pcmk_nvpair_t;
GSList *pcmk_prepend_nvpair(GSList *nvpairs, const char *name, const char *value);
void pcmk_free_nvpairs(GSList *nvpairs);
GSList *pcmk_sort_nvpairs(GSList *list);
GSList *pcmk_xml_attrs2nvpairs(const xmlNode *xml);
void pcmk_nvpairs2xml_attrs(GSList *list, xmlNode *xml);
xmlNode *crm_create_nvpair_xml(xmlNode *parent, const char *id,
const char *name, const char *value);
void hash2nvpair(gpointer key, gpointer value, gpointer user_data);
void hash2field(gpointer key, gpointer value, gpointer user_data);
void hash2metafield(gpointer key, gpointer value, gpointer user_data);
void hash2smartfield(gpointer key, gpointer value, gpointer user_data);
GHashTable *xml2list(const xmlNode *parent);
const char *crm_xml_add(xmlNode *node, const char *name, const char *value);
const char *crm_xml_replace(xmlNode *node, const char *name, const char *value);
const char *crm_xml_add_int(xmlNode *node, const char *name, int value);
const char *crm_xml_add_ll(xmlNode *node, const char *name, long long value);
const char *crm_xml_add_ms(xmlNode *node, const char *name, guint ms);
const char *crm_xml_add_timeval(xmlNode *xml, const char *name_sec,
const char *name_usec,
const struct timeval *value);
const char *crm_element_value(const xmlNode *data, const char *name);
int crm_element_value_int(const xmlNode *data, const char *name, int *dest);
int crm_element_value_ll(const xmlNode *data, const char *name, long long *dest);
int crm_element_value_ms(const xmlNode *data, const char *name, guint *dest);
int crm_element_value_epoch(const xmlNode *xml, const char *name, time_t *dest);
int crm_element_value_timeval(const xmlNode *data, const char *name_sec,
const char *name_usec, struct timeval *dest);
char *crm_element_value_copy(const xmlNode *data, const char *name);
/*!
* \brief Copy an element from one XML object to another
*
* \param[in] obj1 Source XML
* \param[in,out] obj2 Destination XML
* \param[in] element Name of element to copy
*
* \return Pointer to copied value (from source)
*/
static inline const char *
crm_copy_xml_element(const xmlNode *obj1, xmlNode *obj2, const char *element)
{
const char *value = crm_element_value(obj1, element);
crm_xml_add(obj2, element, value);
return value;
}
# ifdef __cplusplus
}
# endif
#endif // PCMK__CRM_COMMON_NVPAIR__H

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