src/common/core_array.h

/*****************************************************************************\
 *  core_array.h - Handle functions dealing with core_arrays.
 *****************************************************************************
 *  Copyright (C) SchedMD LLC.
 *
 *  This file is part of Slurm, a resource management program.
 *  For details, see <https://slurm.schedmd.com/>.
 *  Please also read the included file: DISCLAIMER.
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\*****************************************************************************/

#ifndef _CORE_ARRAY_H
#define _CORE_ARRAY_H

#include "src/common/bitstring.h"

/*
 * Build an empty array of bitmaps, one per node
 * Use free_core_array() to release returned memory
 */
extern bitstr_t **build_core_array(void);

/* Clear all elements of an array of bitmaps, one per node */
extern void clear_core_array(bitstr_t **core_array);

/*
 * Copy an array of bitmaps, one per node
 * Use free_core_array() to release returned memory
 */
extern bitstr_t **copy_core_array(bitstr_t **core_array);

/*
 * Return count of set bits in array of bitmaps, one per node
 */
extern int count_core_array_set(bitstr_t **core_array);

/*
 * Set row_bitmap1 to core_array1 & core_array2
 */
extern void core_array_and(bitstr_t **core_array1, bitstr_t **core_array2);

/*
 * Set row_bitmap1 to row_bitmap1 & !row_bitmap2
 * In other words, any bit set in row_bitmap2 is cleared from row_bitmap1
 */
extern void core_array_and_not(bitstr_t **core_array1, bitstr_t **core_array2);

/*
 * Set core_array to ~core_array
 */
extern void core_array_not(bitstr_t **core_array);

/*
 * Set row_bitmap1 to core_array1 | core_array2
 */
extern void core_array_or(bitstr_t **core_array1, bitstr_t **core_array2);

/* Free an array of bitmaps, one per node */
extern void free_core_array(bitstr_t ***core_array);

/* Enable detailed logging of cr_dist() node and per-node core bitmaps */
extern void core_array_log(char *loc, bitstr_t *node_map, bitstr_t **core_map);

/* Translate per-node core bitmap array to system-wide core bitmap */
extern bitstr_t *core_array_to_bitmap(bitstr_t **core_array);

/* Translate system-wide core bitmap to per-node core bitmap array */
extern bitstr_t **core_bitmap_to_array(bitstr_t *core_bitmap);

#endif /* _CORE_ARRAY_H */