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/*
* Copyright © 2009-2017 Inria. All rights reserved.
* See COPYING in top-level directory.
*/
#ifndef PRIVATE_XML_H
#define PRIVATE_XML_H 1
#include "hwloc.h"
#include <sys/types.h>
HWLOC_DECLSPEC int hwloc__xml_verbose(void);
/**************
* XML import *
**************/
typedef struct hwloc__xml_import_state_s {
struct hwloc__xml_import_state_s *parent;
/* globals shared between the entire stack of states during import */
struct hwloc_xml_backend_data_s *global;
/* opaque data used to store backend-specific data.
* statically allocated to allow stack-allocation by the common code without knowing actual backend needs.
* libxml is 3 ptrs. nolibxml is 3 ptr + one int.
*/
char data[4 * SIZEOF_VOID_P];
} * hwloc__xml_import_state_t;
struct hwloc__xml_imported_v1distances_s {
unsigned long kind;
unsigned nbobjs;
float *floats;
struct hwloc__xml_imported_v1distances_s *prev, *next;
};
HWLOC_DECLSPEC int hwloc__xml_import_diff(hwloc__xml_import_state_t state, hwloc_topology_diff_t *firstdiffp);
struct hwloc_xml_backend_data_s {
/* xml backend parameters */
int (*look_init)(struct hwloc_xml_backend_data_s *bdata, struct hwloc__xml_import_state_s *state);
void (*look_done)(struct hwloc_xml_backend_data_s *bdata, int result);
void (*backend_exit)(struct hwloc_xml_backend_data_s *bdata);
int (*next_attr)(struct hwloc__xml_import_state_s * state, char **namep, char **valuep);
int (*find_child)(struct hwloc__xml_import_state_s * state, struct hwloc__xml_import_state_s * childstate, char **tagp);
int (*close_tag)(struct hwloc__xml_import_state_s * state); /* look for an explicit closing tag </name> */
void (*close_child)(struct hwloc__xml_import_state_s * state);
int (*get_content)(struct hwloc__xml_import_state_s * state, const char **beginp, size_t expected_length); /* return 0 on empty content (and sets beginp to empty string), 1 on actual content, -1 on error or unexpected content length */
void (*close_content)(struct hwloc__xml_import_state_s * state);
char * msgprefix;
void *data; /* libxml2 doc, or nolibxml buffer */
unsigned version_major, version_minor;
unsigned nbnumanodes;
hwloc_obj_t first_numanode, last_numanode; /* temporary cousin-list for handling v1distances */
struct hwloc__xml_imported_v1distances_s *first_v1dist, *last_v1dist;
};
/**************
* XML export *
**************/
typedef struct hwloc__xml_export_state_s {
struct hwloc__xml_export_state_s *parent;
void (*new_child)(struct hwloc__xml_export_state_s *parentstate, struct hwloc__xml_export_state_s *state, const char *name);
void (*new_prop)(struct hwloc__xml_export_state_s *state, const char *name, const char *value);
void (*add_content)(struct hwloc__xml_export_state_s *state, const char *buffer, size_t length);
void (*end_object)(struct hwloc__xml_export_state_s *state, const char *name);
struct hwloc__xml_export_data_s {
hwloc_obj_t v1_memory_group; /* if we need to insert intermediate group above memory children when exporting to v1 */
} *global;
/* opaque data used to store backend-specific data.
* statically allocated to allow stack-allocation by the common code without knowing actual backend needs.
* libxml is 1 ptr. nolibxml is 1 ptr + 2 size_t + 3 ints.
*/
char data[6 * SIZEOF_VOID_P];
} * hwloc__xml_export_state_t;
HWLOC_DECLSPEC void hwloc__xml_export_topology(hwloc__xml_export_state_t parentstate, hwloc_topology_t topology, unsigned long flags);
HWLOC_DECLSPEC void hwloc__xml_export_diff(hwloc__xml_export_state_t parentstate, hwloc_topology_diff_t diff);
/******************
* XML components *
******************/
struct hwloc_xml_callbacks {
int (*backend_init)(struct hwloc_xml_backend_data_s *bdata, const char *xmlpath, const char *xmlbuffer, int xmlbuflen);
int (*export_file)(struct hwloc_topology *topology, struct hwloc__xml_export_data_s *edata, const char *filename, unsigned long flags);
int (*export_buffer)(struct hwloc_topology *topology, struct hwloc__xml_export_data_s *edata, char **xmlbuffer, int *buflen, unsigned long flags);
void (*free_buffer)(void *xmlbuffer);
int (*import_diff)(struct hwloc__xml_import_state_s *state, const char *xmlpath, const char *xmlbuffer, int xmlbuflen, hwloc_topology_diff_t *diff, char **refnamep);
int (*export_diff_file)(union hwloc_topology_diff_u *diff, const char *refname, const char *filename);
int (*export_diff_buffer)(union hwloc_topology_diff_u *diff, const char *refname, char **xmlbuffer, int *buflen);
};
struct hwloc_xml_component {
struct hwloc_xml_callbacks *nolibxml_callbacks;
struct hwloc_xml_callbacks *libxml_callbacks;
};
HWLOC_DECLSPEC void hwloc_xml_callbacks_register(struct hwloc_xml_component *component);
HWLOC_DECLSPEC void hwloc_xml_callbacks_reset(void);
#endif /* PRIVATE_XML_H */
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