diff options
| author | Kirill Volinsky <mataes2007@gmail.com> | 2012-05-18 22:10:43 +0000 |
|---|---|---|
| committer | Kirill Volinsky <mataes2007@gmail.com> | 2012-05-18 22:10:43 +0000 |
| commit | 725f68b6808a8a30778f58223fac75386f082785 (patch) | |
| tree | ccba410760749d45139e5e78fd5e08f416ade1a0 /plugins/FreeImage/Source/LibMNG/libmng_zlib.c | |
| parent | f920ef497f3299ae24fe783ce03bdd93b419f764 (diff) | |
plugins folders renaming
git-svn-id: http://svn.miranda-ng.org/main/trunk@61 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c
Diffstat (limited to 'plugins/FreeImage/Source/LibMNG/libmng_zlib.c')
| -rw-r--r-- | plugins/FreeImage/Source/LibMNG/libmng_zlib.c | 607 |
1 files changed, 607 insertions, 0 deletions
diff --git a/plugins/FreeImage/Source/LibMNG/libmng_zlib.c b/plugins/FreeImage/Source/LibMNG/libmng_zlib.c new file mode 100644 index 0000000000..894bc74ac7 --- /dev/null +++ b/plugins/FreeImage/Source/LibMNG/libmng_zlib.c @@ -0,0 +1,607 @@ +/* ************************************************************************** */
+/* * For conditions of distribution and use, * */
+/* * see copyright notice in libmng.h * */
+/* ************************************************************************** */
+/* * * */
+/* * project : libmng * */
+/* * file : libmng_zlib.c copyright (c) 2000-2004 G.Juyn * */
+/* * version : 1.0.9 * */
+/* * * */
+/* * purpose : ZLIB library interface (implementation) * */
+/* * * */
+/* * author : G.Juyn * */
+/* * * */
+/* * comment : implementation of the ZLIB library interface * */
+/* * * */
+/* * changes : 0.5.1 - 05/08/2000 - G.Juyn * */
+/* * - changed strict-ANSI stuff * */
+/* * 0.5.1 - 05/11/2000 - G.Juyn * */
+/* * - filled the deflatedata routine * */
+/* * 0.5.1 - 05/12/2000 - G.Juyn * */
+/* * - changed trace to macro for callback error-reporting * */
+/* * * */
+/* * 0.5.2 - 05/20/2000 - G.Juyn * */
+/* * - fixed for JNG alpha handling * */
+/* * 0.5.2 - 05/24/2000 - G.Juyn * */
+/* * - moved init of default zlib parms from here to * */
+/* * "mng_hlapi.c" * */
+/* * * */
+/* * 0.5.3 - 06/16/2000 - G.Juyn * */
+/* * - changed progressive-display processing * */
+/* * * */
+/* * 0.9.2 - 08/05/2000 - G.Juyn * */
+/* * - changed file-prefixes * */
+/* * * */
+/* * 0.9.3 - 08/08/2000 - G.Juyn * */
+/* * - fixed compiler-warnings from Mozilla * */
+/* * 0.9.3 - 09/07/2000 - G.Juyn * */
+/* * - added support for new filter_types * */
+/* * * */
+/* * 1.0.5 - 08/07/2002 - G.Juyn * */
+/* * - added test-option for PNG filter method 193 (=no filter) * */
+/* * 1.0.5 - 08/19/2002 - G.Juyn * */
+/* * - B597134 - libmng pollutes the linker namespace * */
+/* * 1.0.5 - 09/19/2002 - G.Juyn * */
+/* * - added warning for too much IDAT data * */
+/* * * */
+/* * 1.0.6 - 07/07/2003 - G.R-P * */
+/* * - added MNG_NO_16BIT_SUPPORT support * */
+/* * * */
+/* * 1.0.9 - 10/09/2004 - G.R-P * */
+/* * - added MNG_NO_1_2_4BIT_SUPPORT support * */
+/* * * */
+/* ************************************************************************** */
+
+#include "libmng.h"
+#include "libmng_data.h"
+#include "libmng_error.h"
+#include "libmng_trace.h"
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+#include "libmng_memory.h"
+#include "libmng_pixels.h"
+#include "libmng_filter.h"
+#include "libmng_zlib.h"
+
+#if defined(__BORLANDC__) && defined(MNG_STRICT_ANSI)
+#pragma option -A /* force ANSI-C */
+#endif
+
+/* ************************************************************************** */
+
+#ifdef MNG_INCLUDE_ZLIB
+
+/* ************************************************************************** */
+
+voidpf mngzlib_alloc (voidpf pData,
+ uInt iCount,
+ uInt iSize)
+{
+ voidpf pPtr; /* temporary space */
+
+#ifdef MNG_INTERNAL_MEMMNGMT
+ pPtr = calloc (iCount, iSize); /* local allocation */
+#else
+ if (((mng_datap)pData)->fMemalloc) /* callback function set ? */
+ pPtr = ((mng_datap)pData)->fMemalloc (iCount * iSize);
+ else
+ pPtr = Z_NULL; /* can't allocate! */
+#endif
+
+ return pPtr; /* return the result */
+}
+
+/* ************************************************************************** */
+
+void mngzlib_free (voidpf pData,
+ voidpf pAddress)
+{
+#ifdef MNG_INTERNAL_MEMMNGMT
+ free (pAddress); /* free locally */
+#else
+ if (((mng_datap)pData)->fMemfree) /* callback set? */
+ ((mng_datap)pData)->fMemfree (pAddress, 1);
+#endif
+}
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_initialize (mng_datap pData)
+{
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INITIALIZE, MNG_LC_START);
+#endif
+
+#ifdef MNG_INTERNAL_MEMMNGMT
+ pData->sZlib.zalloc = Z_NULL; /* let zlib figure out memory management */
+ pData->sZlib.zfree = Z_NULL;
+ pData->sZlib.opaque = Z_NULL;
+#else /* use user-provided callbacks */
+ pData->sZlib.zalloc = mngzlib_alloc;
+ pData->sZlib.zfree = mngzlib_free;
+ pData->sZlib.opaque = (voidpf)pData;
+#endif
+
+ pData->bInflating = MNG_FALSE; /* not performing any action yet */
+ pData->bDeflating = MNG_FALSE;
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INITIALIZE, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR; /* done */
+}
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_cleanup (mng_datap pData)
+{
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_CLEANUP, MNG_LC_START);
+#endif
+
+ if (pData->bInflating) /* force zlib cleanup */
+ mngzlib_inflatefree (pData);
+ if (pData->bDeflating)
+ mngzlib_deflatefree (pData);
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_CLEANUP, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR; /* done */
+}
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_inflateinit (mng_datap pData)
+{
+ int iZrslt;
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INFLATEINIT, MNG_LC_START);
+#endif
+ /* initialize zlib structures and such */
+ iZrslt = inflateInit (&pData->sZlib);
+
+ if (iZrslt != Z_OK) /* on error bail out */
+ MNG_ERRORZ (pData, (mng_uint32)iZrslt);
+
+ pData->bInflating = MNG_TRUE; /* really inflating something now */
+ pData->sZlib.next_out = 0; /* force JIT initialization */
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INFLATEINIT, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR; /* done */
+}
+
+/* ************************************************************************** */
+
+#ifdef MNG_SUPPORT_DISPLAY
+mng_retcode mngzlib_inflaterows (mng_datap pData,
+ mng_uint32 iInlen,
+ mng_uint8p pIndata)
+{
+ int iZrslt;
+ mng_retcode iRslt;
+ mng_ptr pSwap;
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INFLATEROWS, MNG_LC_START);
+#endif
+
+ pData->sZlib.next_in = pIndata; /* let zlib know where to get stuff */
+ pData->sZlib.avail_in = (uInt)iInlen;
+
+ if (pData->sZlib.next_out == 0) /* initialize output variables ? */
+ { /* let zlib know where to store stuff */
+ pData->sZlib.next_out = pData->pWorkrow;
+ pData->sZlib.avail_out = (uInt)(pData->iRowsize + pData->iPixelofs);
+#ifdef MNG_NO_1_2_4BIT_SUPPORT
+ if (pData->iPNGdepth < 8)
+ pData->sZlib.avail_out = (uInt)((pData->iPNGdepth*pData->iRowsize + 7)/8
+ + pData->iPixelofs);
+#endif
+#ifdef MNG_NO_16BIT_SUPPORT
+ if (pData->iPNGdepth > 8)
+ pData->sZlib.avail_out = (uInt)(2*pData->iRowsize + pData->iPixelofs);
+#endif
+ }
+
+ do
+ { /* now inflate a row */
+ iZrslt = inflate (&pData->sZlib, Z_SYNC_FLUSH);
+ /* produced a full row ? */
+ if (((iZrslt == Z_OK) || (iZrslt == Z_STREAM_END)) &&
+ (pData->sZlib.avail_out == 0))
+ { /* image not completed yet ? */
+ if (pData->iRow < (mng_int32)pData->iDataheight)
+ {
+#ifdef MNG_NO_1_2_4BIT_SUPPORT
+ if (pData->iPNGdepth == 1)
+ {
+ /* Inflate Workrow to 8-bit */
+ mng_int32 iX;
+ mng_uint8p pSrc = pData->pWorkrow+1;
+ mng_uint8p pDest = pSrc + pData->iRowsize - (pData->iRowsize+7)/8;
+
+ for (iX = ((pData->iRowsize+7)/8) ; iX > 0 ; iX--)
+ *pDest++ = *pSrc++;
+
+ pDest = pData->pWorkrow+1;
+ pSrc = pDest + pData->iRowsize - (pData->iRowsize+7)/8;
+ for (iX = pData->iRowsize; ;)
+ {
+ *pDest++ = (((*pSrc)>>7)&1);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc)>>6)&1);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc)>>5)&1);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc)>>4)&1);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc)>>3)&1);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc)>>2)&1);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc)>>1)&1);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc) )&1);
+ if (iX-- <= 0)
+ break;
+ pSrc++;
+ }
+ }
+ else if (pData->iPNGdepth == 2)
+ {
+ /* Inflate Workrow to 8-bit */
+ mng_int32 iX;
+ mng_uint8p pSrc = pData->pWorkrow+1;
+ mng_uint8p pDest = pSrc + pData->iRowsize - (2*pData->iRowsize+7)/8;
+
+ for (iX = ((2*pData->iRowsize+7)/8) ; iX > 0 ; iX--)
+ *pDest++ = *pSrc++;
+
+ pDest = pData->pWorkrow+1;
+ pSrc = pDest + pData->iRowsize - (2*pData->iRowsize+7)/8;
+ for (iX = pData->iRowsize; ;)
+ {
+ *pDest++ = (((*pSrc)>>6)&3);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc)>>4)&3);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc)>>2)&3);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc) )&3);
+ if (iX-- <= 0)
+ break;
+ pSrc++;
+ }
+ }
+ else if (pData->iPNGdepth == 4)
+ {
+ /* Inflate Workrow to 8-bit */
+ mng_int32 iX;
+ mng_uint8p pSrc = pData->pWorkrow+1;
+ mng_uint8p pDest = pSrc + pData->iRowsize - (4*pData->iRowsize+7)/8;
+
+ for (iX = ((4*pData->iRowsize+7)/8) ; iX > 0 ; iX--)
+ *pDest++ = *pSrc++;
+
+ pDest = pData->pWorkrow+1;
+ pSrc = pDest + pData->iRowsize - (4*pData->iRowsize+7)/8;
+ for (iX = pData->iRowsize; ;)
+ {
+ *pDest++ = (((*pSrc)>>4)&0x0f);
+ if (iX-- <= 0)
+ break;
+ *pDest++ = (((*pSrc) )&0x0f);
+ if (iX-- <= 0)
+ break;
+ pSrc++;
+ }
+ }
+ if (pData->iPNGdepth < 8 && pData->iColortype == 0)
+ {
+ /* Expand samples to 8-bit by LBR */
+ mng_int32 iX;
+ mng_uint8p pSrc = pData->pWorkrow+1;
+ mng_uint8 multiplier[]={0,255,85,0,17,0,0,0,1};
+
+ for (iX = pData->iRowsize; iX > 0; iX--)
+ *pSrc++ *= multiplier[pData->iPNGdepth];
+ }
+#endif
+#ifdef MNG_NO_16BIT_SUPPORT
+ if (pData->iPNGdepth > 8)
+ {
+ /* Reduce Workrow to 8-bit */
+ mng_int32 iX;
+ mng_uint8p pSrc = pData->pWorkrow+1;
+ mng_uint8p pDest = pSrc;
+
+ for (iX = pData->iRowsize; iX > 0; iX--)
+ {
+ *pDest = *pSrc;
+ pDest++;
+ pSrc+=2;
+ }
+ }
+#endif
+
+#ifdef FILTER192 /* has leveling info ? */
+ if (pData->iFilterofs == MNG_FILTER_DIFFERING)
+ iRslt = init_rowdiffering (pData);
+ else
+#endif
+ iRslt = MNG_NOERROR;
+ /* filter the row if necessary */
+ if ((!iRslt) && (pData->iFilterofs < pData->iPixelofs ) &&
+ (*(pData->pWorkrow + pData->iFilterofs)) )
+ iRslt = mng_filter_a_row (pData);
+ else
+ iRslt = MNG_NOERROR;
+ /* additional leveling/differing ? */
+ if ((!iRslt) && (pData->fDifferrow))
+ {
+ iRslt = ((mng_differrow)pData->fDifferrow) (pData);
+
+ pSwap = pData->pWorkrow;
+ pData->pWorkrow = pData->pPrevrow;
+ pData->pPrevrow = pSwap; /* make sure we're processing the right data */
+ }
+
+ if (!iRslt)
+ {
+#ifdef MNG_INCLUDE_JNG
+ if (pData->bHasJHDR) /* is JNG alpha-channel ? */
+ { /* just store in object ? */
+ if ((!iRslt) && (pData->fStorerow))
+ iRslt = ((mng_storerow)pData->fStorerow) (pData);
+ }
+ else
+#endif /* MNG_INCLUDE_JNG */
+ { /* process this row */
+ if ((!iRslt) && (pData->fProcessrow))
+ iRslt = ((mng_processrow)pData->fProcessrow) (pData);
+ /* store in object ? */
+ if ((!iRslt) && (pData->fStorerow))
+ iRslt = ((mng_storerow)pData->fStorerow) (pData);
+ /* color correction ? */
+ if ((!iRslt) && (pData->fCorrectrow))
+ iRslt = ((mng_correctrow)pData->fCorrectrow) (pData);
+ /* slap onto canvas ? */
+ if ((!iRslt) && (pData->fDisplayrow))
+ {
+ iRslt = ((mng_displayrow)pData->fDisplayrow) (pData);
+
+ if (!iRslt) /* check progressive display refresh */
+ iRslt = mng_display_progressive_check (pData);
+
+ }
+ }
+ }
+
+ if (iRslt) /* on error bail out */
+ MNG_ERROR (pData, iRslt);
+
+ if (!pData->fDifferrow) /* swap row-pointers */
+ {
+ pSwap = pData->pWorkrow;
+ pData->pWorkrow = pData->pPrevrow;
+ pData->pPrevrow = pSwap; /* so prev points to the processed row! */
+ }
+
+ iRslt = mng_next_row (pData); /* adjust variables for next row */
+
+ if (iRslt) /* on error bail out */
+ MNG_ERROR (pData, iRslt);
+ }
+ /* let zlib know where to store next output */
+ pData->sZlib.next_out = pData->pWorkrow;
+ pData->sZlib.avail_out = (uInt)(pData->iRowsize + pData->iPixelofs);
+#ifdef MNG_NO_1_2_4BIT_SUPPORT
+ if (pData->iPNGdepth < 8)
+ pData->sZlib.avail_out = (uInt)((pData->iPNGdepth*pData->iRowsize + 7)/8
+ + pData->iPixelofs);
+#endif
+#ifdef MNG_NO_16BIT_SUPPORT
+ if (pData->iPNGdepth > 8)
+ pData->sZlib.avail_out = (uInt)(2*pData->iRowsize + pData->iPixelofs);
+#endif
+ }
+ } /* until some error or EOI
+ or all pixels received */
+ while ( (iZrslt == Z_OK) && (pData->sZlib.avail_in > 0) &&
+ ( (pData->iRow < (mng_int32)pData->iDataheight) ||
+ ( (pData->iPass >= 0) && (pData->iPass < 7) ) ) );
+ /* on error bail out */
+ if ((iZrslt != Z_OK) && (iZrslt != Z_STREAM_END))
+ MNG_ERRORZ (pData, (mng_uint32)iZrslt);
+ /* too much data ? */
+ if ((iZrslt == Z_OK) && (pData->sZlib.avail_in > 0))
+ MNG_WARNING (pData, MNG_TOOMUCHIDAT);
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INFLATEROWS, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR;
+}
+#endif /* MNG_SUPPORT_DISPLAY */
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_inflatedata (mng_datap pData,
+ mng_uint32 iInlen,
+ mng_uint8p pIndata)
+{
+ int iZrslt;
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INFLATEDATA, MNG_LC_START);
+#endif
+ /* let zlib know where to get stuff */
+ pData->sZlib.next_in = pIndata;
+ pData->sZlib.avail_in = (uInt)iInlen;
+ /* now inflate the data in one go! */
+ iZrslt = inflate (&pData->sZlib, Z_FINISH);
+ /* not enough room in output-buffer ? */
+ if ((iZrslt == Z_BUF_ERROR) || (pData->sZlib.avail_in > 0))
+ return MNG_BUFOVERFLOW;
+ /* on error bail out */
+ if ((iZrslt != Z_OK) && (iZrslt != Z_STREAM_END))
+ MNG_ERRORZ (pData, (mng_uint32)iZrslt);
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INFLATEDATA, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR;
+}
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_inflatefree (mng_datap pData)
+{
+ int iZrslt;
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INFLATEFREE, MNG_LC_START);
+#endif
+
+ pData->bInflating = MNG_FALSE; /* stopped it */
+
+ iZrslt = inflateEnd (&pData->sZlib); /* let zlib cleanup its own stuff */
+
+ if (iZrslt != Z_OK) /* on error bail out */
+ MNG_ERRORZ (pData, (mng_uint32)iZrslt);
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_INFLATEFREE, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR; /* done */
+}
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_deflateinit (mng_datap pData)
+{
+ int iZrslt;
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_DEFLATEINIT, MNG_LC_START);
+#endif
+ /* initialize zlib structures and such */
+ iZrslt = deflateInit2 (&pData->sZlib, pData->iZlevel, pData->iZmethod,
+ pData->iZwindowbits, pData->iZmemlevel,
+ pData->iZstrategy);
+
+ if (iZrslt != Z_OK) /* on error bail out */
+ MNG_ERRORZ (pData, (mng_uint32)iZrslt);
+
+ pData->bDeflating = MNG_TRUE; /* really deflating something now */
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_DEFLATEINIT, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR; /* done */
+}
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_deflaterows (mng_datap pData,
+ mng_uint32 iInlen,
+ mng_uint8p pIndata)
+{
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_DEFLATEROWS, MNG_LC_START);
+#endif
+
+
+
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_DEFLATEROWS, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR;
+}
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_deflatedata (mng_datap pData,
+ mng_uint32 iInlen,
+ mng_uint8p pIndata)
+{
+ int iZrslt;
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_DEFLATEDATA, MNG_LC_START);
+#endif
+
+ pData->sZlib.next_in = pIndata; /* let zlib know where to get stuff */
+ pData->sZlib.avail_in = (uInt)iInlen;
+ /* now deflate the data in one go! */
+ iZrslt = deflate (&pData->sZlib, Z_FINISH);
+ /* not enough room in output-buffer ? */
+ if ((iZrslt == Z_BUF_ERROR) || (pData->sZlib.avail_in > 0))
+ return MNG_BUFOVERFLOW;
+ /* on error bail out */
+ if ((iZrslt != Z_OK) && (iZrslt != Z_STREAM_END))
+ MNG_ERRORZ (pData, (mng_uint32)iZrslt);
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_DEFLATEDATA, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR;
+}
+
+/* ************************************************************************** */
+
+mng_retcode mngzlib_deflatefree (mng_datap pData)
+{
+ int iZrslt;
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_DEFLATEFREE, MNG_LC_START);
+#endif
+
+ iZrslt = deflateEnd (&pData->sZlib); /* let zlib cleanup its own stuff */
+
+ if (iZrslt != Z_OK) /* on error bail out */
+ MNG_ERRORZ (pData, (mng_uint32)iZrslt);
+
+ pData->bDeflating = MNG_FALSE; /* stopped it */
+
+#ifdef MNG_SUPPORT_TRACE
+ MNG_TRACE (pData, MNG_FN_ZLIB_DEFLATEFREE, MNG_LC_END);
+#endif
+
+ return MNG_NOERROR; /* done */
+}
+
+/* ************************************************************************** */
+
+#endif /* MNG_INCLUDE_ZLIB */
+
+/* ************************************************************************** */
+/* * end of file * */
+/* ************************************************************************** */
+
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