mirror of
https://dev.iopsys.eu/bbf/bbfdm.git
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116 lines
3.7 KiB
C
116 lines
3.7 KiB
C
/*
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* Copyright (C) 2019 iopsys Software Solutions AB
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 2.1
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* as published by the Free Software Foundation
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*
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* Author: MOHAMED Kallel <mohamed.kallel@pivasoftware.com>
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*
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*/
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#ifndef __DMMEM_H
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#define __DMMEM_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <libubox/list.h>
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#include "dmapi.h"
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void dmfree(void *m);
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void __dminitmem(struct list_head *mem_list);
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void __dmcleanmem(struct list_head *mem_list);
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void *__dmmalloc(struct list_head *mem_list, size_t size);
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void *__dmcalloc(struct list_head *mem_list, int n, size_t size);
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void *__dmrealloc(struct list_head *mem_list, void *n, size_t size);
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char *__dmstrdup(struct list_head *mem_list, const char *s);
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int __dmasprintf(struct list_head *mem_list, char **s, const char *format, ...);
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int __dmastrcat(struct list_head *mem_list, char **s, char *obj, char *lastname);
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/*
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* Initialize memory management.
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* @param ctx - Pointer to bbf context
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*/
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void bbfdm_init_mem(struct dmctx *ctx);
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/*
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* Clean up memory management.
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* @param ctx - Pointer to bbf context
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*/
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void bbfdm_clean_mem(struct dmctx *ctx);
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/*
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* Allocate memory block of the specified size.
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* @param ctx - Pointer to bbf context
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* @param size - Size of memory block to allocate
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* @return Pointer to the allocated memory block
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*/
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void *bbfdm_malloc(struct dmctx *ctx, size_t size);
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/*
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* Allocate memory for an array of n elements, each of size bytes, initialized to zero.
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* @param ctx - Pointer to bbf context
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* @param n - Number of elements
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* @param size - Size of each element
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* @return Pointer to the allocated memory block
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*/
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void *bbfdm_calloc(struct dmctx *ctx, int n, size_t size);
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/*
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* Resize the memory block pointed to by n to the new size size.
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* @param ctx - Pointer to bbf context
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* @param n - Pointer to the memory block to resize
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* @param size - New size of the memory block
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* @return Pointer to the resized memory block
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*/
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void *bbfdm_realloc(struct dmctx *ctx, void *n, size_t size);
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/*
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* Duplicate the string s.
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* @param ctx - Pointer to bbf context
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* @param s - Pointer to the string to duplicate
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* @return Pointer to the duplicated string
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*/
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char *bbfdm_strdup(struct dmctx *ctx, const char *s);
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/*
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* Allocate a string with a format similar to printf.
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* @param ctx - Pointer to bbf context
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* @param s - Pointer to store the resulting string
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* @param format - Format string
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* @param ... - Additional arguments for the format string
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* @return 0 on success, -1 on failure
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*/
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int bbfdm_asprintf(struct dmctx *ctx, char **s, const char *format, ...);
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/*
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* Concatenate the string lastname to the string obj.
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* @param ctx - Pointer to bbf context
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* @param s - Pointer to store the resulting string
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* @param obj - Pointer to the first string
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* @param lastname - Pointer to the second string to concatenate
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* @return 0 on success, -1 on failure
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*/
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int bbfdm_astrcat(struct dmctx *ctx, char **s, char *obj, char *lastname);
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#define dmmalloc(x) bbfdm_malloc(0, x)
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#define dmcalloc(n, x) bbfdm_calloc(0, n, x)
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#define dmrealloc(x, n) bbfdm_realloc(0, x, n)
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#define dmstrdup(x) bbfdm_strdup(0, x)
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#define dmasprintf(s, format, ...) bbfdm_asprintf(0, s, format, ## __VA_ARGS__)
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#define dmastrcat(s, b, m) bbfdm_astrcat(0, s, b, m)
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#define dm_dynamic_malloc(m, x) __dmmalloc(m, x)
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#define dm_dynamic_calloc(m, n, x) __dmcalloc(m, n, x)
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#define dm_dynamic_realloc(m, x, n) __dmrealloc(m, x, n)
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#define dm_dynamic_strdup(m, x) __dmstrdup(m, x)
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#define dm_dynamic_asprintf(m, s, format, ...) __dmasprintf(m, s, format, ## __VA_ARGS__)
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#define dm_dynamic_initmem(m) __dminitmem(m)
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#define dm_dynamic_cleanmem(m) __dmcleanmem(m)
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#endif /* __DMMEM_H */
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