version 1.1.2.2, 2011/05/03 14:22:18
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version 1.6.8.1, 2012/05/23 11:49:35
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/************************************************************************* |
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* (C) 2011 AITNET ltd - Sofia/Bulgaria - <misho@aitnet.org> |
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* by Michael Pounov <misho@elwix.org> |
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* |
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* $Author$ |
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* $Id$ |
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* |
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************************************************************************** |
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The ELWIX and AITNET software is distributed under the following |
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terms: |
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All of the documentation and software included in the ELWIX and AITNET |
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Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012 |
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by Michael Pounov <misho@elwix.org>. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions |
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are met: |
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1. Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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2. Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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3. All advertising materials mentioning features or use of this software |
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must display the following acknowledgement: |
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This product includes software developed by Michael Pounov <misho@elwix.org> |
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ELWIX - Embedded LightWeight unIX and its contributors. |
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4. Neither the name of AITNET nor the names of its contributors |
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may be used to endorse or promote products derived from this software |
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without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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SUCH DAMAGE. |
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*/ |
#include "global.h" |
#include "global.h" |
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/* |
/* |
* io_sarrInit() - Create and initialize dynamic split-order array |
* io_sarrInit() - Create and initialize dynamic split-order array |
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* |
* @numItems = Number of Items |
* @numItems = Number of Items |
* @segLen = Length of segment |
* @segLen = Length of segment |
* return: NULL error, != NULL allocated memory for array |
* return: NULL error, != NULL allocated memory for array |
Line 15 io_sarrInit(int numItems, int segLen)
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Line 61 io_sarrInit(int numItems, int segLen)
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if (segLen < 1) |
if (segLen < 1) |
return NULL; |
return NULL; |
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arr = malloc(sizeof(sarr_t)); | arr = xmalloc(sizeof(sarr_t)); |
if (!arr) { |
if (!arr) { |
LOGERR; |
LOGERR; |
return NULL; |
return NULL; |
Line 24 io_sarrInit(int numItems, int segLen)
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Line 70 io_sarrInit(int numItems, int segLen)
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arr->sarr_num = numItems; |
arr->sarr_num = numItems; |
arr->sarr_seg = segLen; |
arr->sarr_seg = segLen; |
arr->sarr_siz = numItems / segLen + 1; |
arr->sarr_siz = numItems / segLen + 1; |
arr->sarr_data = calloc(arr->sarr_siz, sizeof(sarr_seg_t)); | arr->sarr_data = xcalloc(arr->sarr_siz, sizeof(sarr_seg_t)); |
if (!arr->sarr_data) { |
if (!arr->sarr_data) { |
LOGERR; |
LOGERR; |
free(arr); | xfree(arr); |
return NULL; |
return NULL; |
} else |
} else |
memset(arr->sarr_data, 0, arr->sarr_siz * sizeof(sarr_seg_t)); |
memset(arr->sarr_data, 0, arr->sarr_siz * sizeof(sarr_seg_t)); |
Line 37 io_sarrInit(int numItems, int segLen)
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Line 83 io_sarrInit(int numItems, int segLen)
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/* |
/* |
* io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array |
* io_sarrDestroy() - Free all data in dynamic split-order array and Destroy array |
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* |
* @parr = Array |
* @parr = Array |
* return: none |
* return: none |
*/ |
*/ |
Line 45 io_sarrDestroy(sarr_t ** __restrict parr)
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Line 92 io_sarrDestroy(sarr_t ** __restrict parr)
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{ |
{ |
register int i; |
register int i; |
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assert(parr); | if (!parr || !*parr) |
if (!parr) | |
return; |
return; |
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for (i = 0; i < (*parr)->sarr_siz; i++) |
for (i = 0; i < (*parr)->sarr_siz; i++) |
if ((*parr)->sarr_data[i]) { |
if ((*parr)->sarr_data[i]) { |
free((*parr)->sarr_data[i]); | xfree((*parr)->sarr_data[i]); |
(*parr)->sarr_data[i] = NULL; |
(*parr)->sarr_data[i] = NULL; |
} |
} |
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if ((*parr)->sarr_data) |
if ((*parr)->sarr_data) |
free((*parr)->sarr_data); | xfree((*parr)->sarr_data); |
free(*parr); | xfree(*parr); |
*parr = NULL; |
*parr = NULL; |
} |
} |
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/* |
/* |
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* io_sarrCopy() Copy source split array to destination split array |
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* |
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* @dest = Destination split array, after use free with io_sarrDestroy() |
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* @src = Source split array |
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* return: -1 error; >0 count of destination split array |
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*/ |
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int |
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io_sarrCopy(sarr_t ** __restrict dest, sarr_t * __restrict src) |
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{ |
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assert(dest); |
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assert(src); |
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if (!dest || !src) |
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return -1; |
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*dest = io_sarrInit(io_sarrSize(src), io_sarrSeg(src)); |
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if (!*dest) |
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return -1; |
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memcpy((*dest)->sarr_data, src->sarr_data, (*dest)->sarr_siz * sizeof(sarr_seg_t)); |
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return io_sarrSize(*dest); |
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} |
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/* |
* io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed |
* io_sarrVacuum() - Vacuum dynamic split-order array, empty segments will be freed |
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* |
* @arr = Array |
* @arr = Array |
* return: -1 error, >-1 freed segments |
* return: -1 error, >-1 freed segments |
*/ |
*/ |
Line 73 io_sarrVacuum(sarr_t * __restrict arr)
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Line 143 io_sarrVacuum(sarr_t * __restrict arr)
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int cx = 0; |
int cx = 0; |
sarr_seg_t seg; |
sarr_seg_t seg; |
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assert(arr); |
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if (!arr) |
if (!arr) |
return -1; |
return -1; |
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Line 83 io_sarrVacuum(sarr_t * __restrict arr)
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Line 152 io_sarrVacuum(sarr_t * __restrict arr)
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if (seg[j]) |
if (seg[j]) |
break; |
break; |
if (j == arr->sarr_seg) { |
if (j == arr->sarr_seg) { |
free(arr->sarr_data[i]); | xfree(arr->sarr_data[i]); |
arr->sarr_data[i] = NULL; |
arr->sarr_data[i] = NULL; |
cx++; |
cx++; |
} |
} |
Line 94 io_sarrVacuum(sarr_t * __restrict arr)
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Line 163 io_sarrVacuum(sarr_t * __restrict arr)
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/* |
/* |
* io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!! |
* io_sarrGrow() - Grow/Shrink dynamic split-order array, Use with care when it shrink!!! |
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* |
* @arr = Array |
* @arr = Array |
* @newNumItems = Number of Items |
* @newNumItems = Number of Items |
* return: -1 error, 0 ok |
* return: -1 error, 0 ok |
Line 105 io_sarrGrow(sarr_t * __restrict arr, int newNumItems)
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Line 175 io_sarrGrow(sarr_t * __restrict arr, int newNumItems)
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int seg, n = 0; |
int seg, n = 0; |
register int i; |
register int i; |
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assert(arr); |
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if (!arr) |
if (!arr) |
return -1; |
return -1; |
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Line 118 io_sarrGrow(sarr_t * __restrict arr, int newNumItems)
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Line 187 io_sarrGrow(sarr_t * __restrict arr, int newNumItems)
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else |
else |
for (i = seg; i < arr->sarr_siz; i++) |
for (i = seg; i < arr->sarr_siz; i++) |
if (arr->sarr_data[i]) |
if (arr->sarr_data[i]) |
free(arr->sarr_data[i]); | xfree(arr->sarr_data[i]); |
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arr->sarr_siz = seg; |
arr->sarr_siz = seg; |
data = realloc(arr->sarr_data, arr->sarr_siz * sizeof(sarr_seg_t)); | data = xrealloc(arr->sarr_data, arr->sarr_siz * sizeof(sarr_seg_t)); |
if (!data) { |
if (!data) { |
LOGERR; |
LOGERR; |
return -1; |
return -1; |
Line 134 io_sarrGrow(sarr_t * __restrict arr, int newNumItems)
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Line 203 io_sarrGrow(sarr_t * __restrict arr, int newNumItems)
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/* |
/* |
* io_sarrGet() - Get element from dynamic split-order array |
* io_sarrGet() - Get element from dynamic split-order array |
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* |
* @arr = Array |
* @arr = Array |
* @idx = Index (warning 1st element is at position 1) |
* @idx = Index (warning 1st element is at position 1) |
* return: NULL not found, !=NULL element |
* return: NULL not found, !=NULL element |
Line 144 io_sarrGet(sarr_t * __restrict arr, u_int idx)
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Line 214 io_sarrGet(sarr_t * __restrict arr, u_int idx)
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void *ret = NULL; |
void *ret = NULL; |
sarr_seg_t seg; |
sarr_seg_t seg; |
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assert(arr); |
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if (!arr || idx < 1 || arr->sarr_num < idx) |
if (!arr || idx < 1 || arr->sarr_num < idx) |
return ret; |
return ret; |
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Line 156 io_sarrGet(sarr_t * __restrict arr, u_int idx)
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Line 225 io_sarrGet(sarr_t * __restrict arr, u_int idx)
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} |
} |
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/* |
/* |
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* io_sarrGet2() - Always get element from dynamic split-order array |
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* Function automatic grow array. Good use for Hash tables! |
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* |
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* @arr = Array |
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* @idx = Index (warning 1st element is at position 1) |
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* return: NULL not found, !=NULL element |
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*/ |
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void * |
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io_sarrGet2(sarr_t * __restrict arr, u_int idx) |
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{ |
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if (!arr || idx < 1) |
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return NULL; |
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if (arr->sarr_num < idx) |
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if (io_sarrGrow(arr, idx)) |
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return NULL; |
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return io_sarrGet(arr, idx); |
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} |
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/* |
* io_sarrSet() - Set element to dynamic split-order array |
* io_sarrSet() - Set element to dynamic split-order array |
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* |
* @arr = Array |
* @arr = Array |
* @idx = Index (warning 1st element is at position 1) |
* @idx = Index (warning 1st element is at position 1) |
* @data = Value |
* @data = Value |
Line 169 io_sarrSet(sarr_t * __restrict arr, u_int idx, void *d
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Line 258 io_sarrSet(sarr_t * __restrict arr, u_int idx, void *d
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sarr_seg_t seg; |
sarr_seg_t seg; |
register int pos; |
register int pos; |
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assert(arr); |
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if (!arr || idx < 1 || arr->sarr_num < idx) |
if (!arr || idx < 1 || arr->sarr_num < idx) |
return ret; |
return ret; |
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seg = arr->sarr_data[idx / arr->sarr_seg]; |
seg = arr->sarr_data[idx / arr->sarr_seg]; |
if (seg) { | if (!seg) { |
pos = idx % arr->sarr_seg; | seg = xcalloc(arr->sarr_seg, sizeof(void*)); |
ret = seg[pos]; | if (!seg) { |
seg[pos] = data; | LOGERR; |
| return ret; |
| } else |
| memset(seg, 0, arr->sarr_seg * sizeof(void*)); |
| arr->sarr_data[idx / arr->sarr_seg] = seg; |
} |
} |
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pos = idx % arr->sarr_seg; |
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ret = seg[pos]; |
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seg[pos] = data; |
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return ret; |
return ret; |
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} |
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/* |
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* io_sarr2array() - Convert from split-order array to dynamic array |
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* |
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* @sa = split array |
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* @sarrFree = after convert split array !=0 will be destroyed sarray |
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* return: NULL error or != NULL new array |
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*/ |
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array_t * |
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io_sarr2array(sarr_t ** __restrict sa, int sarrFree) |
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{ |
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array_t *arr = NULL; |
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int el; |
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register int i; |
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assert(sa && *sa); |
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if (!sa || !*sa) |
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return NULL; |
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el = io_sarrSize(*sa); |
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arr = io_arrayInit(el); |
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if (!arr) |
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return NULL; |
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for (i = 0; i < el; i++) |
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io_arraySet(arr, i, io_sarrGet(*sa, i + 1)); |
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if (sarrFree) { |
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xfree(*sa); |
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*sa = NULL; |
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} |
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return arr; |
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} |
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/* |
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* io_array2sarr() - Convert from dynamic array to split-order array |
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* |
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* @a = array |
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* @segLen = Length of segment |
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* @arrFree = after convert array !=0 will be destroyed |
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* return: NULL error or != NULL new sarr |
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*/ |
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sarr_t * |
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io_array2sarr(array_t ** __restrict a, int segLen, int arrFree) |
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{ |
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sarr_t *sa = NULL; |
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int el; |
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register int i; |
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assert(a && *a); |
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if (!a || !*a) |
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return NULL; |
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el = io_arraySize(*a); |
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sa = io_sarrInit(el, segLen); |
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if (!sa) |
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return NULL; |
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for (i = 0; i < el; i++) |
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io_sarrSet(sa, i + 1, io_arrayGet(*a, i)); |
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if (arrFree) { |
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xfree(*a); |
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*a = NULL; |
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} |
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return sa; |
} |
} |