mirror of
https://github.com/samba-team/samba.git
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4d1a4e8e7c
converting it to natively use ejs objects, instead of its own internal
format.
(This used to be commit 119db8924a)
94 lines
2.0 KiB
C
94 lines
2.0 KiB
C
/*
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* $Id: arraylist.c,v 1.4 2006/01/26 02:16:28 mclark Exp $
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*
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* Copyright (c) 2004, 2005 Metaparadigm Pte. Ltd.
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* Michael Clark <michael@metaparadigm.com>
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See COPYING for details.
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*
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*/
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#include "config.h"
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#if STDC_HEADERS
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# include <stdlib.h>
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# include <string.h>
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#endif /* STDC_HEADERS */
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#if HAVE_STRINGS_H
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# include <strings.h>
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#endif /* HAVE_STRINGS_H */
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#include "bits.h"
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#include "arraylist.h"
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struct array_list*
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array_list_new(array_list_free_fn *free_fn)
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{
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struct array_list *this;
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if(!(this = calloc(1, sizeof(struct array_list)))) return NULL;
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this->size = ARRAY_LIST_DEFAULT_SIZE;
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this->length = 0;
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this->free_fn = free_fn;
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if(!(this->array = calloc(sizeof(void*), this->size))) {
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free(this);
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return NULL;
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}
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return this;
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}
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extern void
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array_list_free(struct array_list *this)
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{
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int i;
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for(i = 0; i < this->length; i++)
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if(this->array[i]) this->free_fn(this->array[i]);
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free(this->array);
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free(this);
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}
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void*
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array_list_get_idx(struct array_list *this, int i)
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{
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if(i >= this->length) return NULL;
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return this->array[i];
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}
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static int array_list_expand_internal(struct array_list *this, int max)
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{
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void *t;
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int new_size;
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if(max < this->size) return 0;
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new_size = max(this->size << 1, max);
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if(!(t = realloc(this->array, new_size*sizeof(void*)))) return -1;
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this->array = t;
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(void)memset(this->array + this->size, 0, (new_size-this->size)*sizeof(void*));
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this->size = new_size;
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return 0;
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}
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int
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array_list_put_idx(struct array_list *this, int idx, void *data)
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{
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if(array_list_expand_internal(this, idx)) return -1;
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if(this->array[idx]) this->free_fn(this->array[idx]);
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this->array[idx] = data;
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if(this->length <= idx) this->length = idx + 1;
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return 0;
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}
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int
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array_list_add(struct array_list *this, void *data)
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{
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return array_list_put_idx(this, this->length, data);
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}
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int
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array_list_length(struct array_list *this)
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{
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return this->length;
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}
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