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d3dxof: Add support for mszip compressed files.

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This commit is contained in:
Christian Costa 2010-04-12 11:21:33 +02:00 committed by Alexandre Julliard
parent 9e67f954f1
commit 72d9aaa6e5
6 changed files with 928 additions and 16 deletions
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1
dlls/d3dxof/Makefile.in
View File

@ -9,6 +9,7 @@ IMPORTS = dxguid uuid ole32 advapi32 kernel32
C_SRCS = \
d3dxof.c \
main.c \
mszip.c \
parsing.c \
regsvr.c

82
dlls/d3dxof/d3dxof.c
View File

@ -1,7 +1,7 @@
/*
* Implementation of DirectX File Interfaces
*
* Copyright 2004, 2008 Christian Costa
* Copyright 2004, 2008, 2010 Christian Costa
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -140,6 +140,8 @@ static HRESULT WINAPI IDirectXFileImpl_CreateEnumObject(IDirectXFile* iface, LPV
HANDLE file_mapping = 0;
LPBYTE buffer = NULL;
HGLOBAL resource_data = 0;
LPBYTE decomp_buffer = NULL;
DWORD decomp_size = 0;
LPBYTE file_buffer;
DWORD file_size;
@ -265,10 +267,33 @@ static HRESULT WINAPI IDirectXFileImpl_CreateEnumObject(IDirectXFile* iface, LPV
if ((header[2] == XOFFILE_FORMAT_BINARY_MSZIP) || (header[2] == XOFFILE_FORMAT_TEXT_MSZIP))
{
FIXME("Compressed format %s not supported yet\n", debugstr_fourcc(header[2]));
int err;
DWORD comp_size;
/* 0-15 -> xfile header, 16-17 -> decompressed size w/ header, 18-19 -> null,
20-21 -> decompressed size w/o header, 22-23 -> size of MSZIP compressed data,
24-xx -> compressed MSZIP data */
decomp_size = ((WORD*)file_buffer)[10];
comp_size = ((WORD*)file_buffer)[11];
TRACE("Compressed format %s detected: compressed_size = %x, decompressed_size = %x\n",
debugstr_fourcc(header[2]), comp_size, decomp_size);
decomp_buffer = HeapAlloc(GetProcessHeap(), 0, decomp_size);
if (!decomp_buffer)
{
ERR("Out of memory\n");
hr = DXFILEERR_BADALLOC;
goto error;
}
err = mszip_decompress(comp_size, decomp_size, (char*)file_buffer + 24, (char*)decomp_buffer);
if (err)
{
WARN("Error while decomrpessing mszip archive %d\n", err);
hr = DXFILEERR_BADALLOC;
goto error;
}
}
if ((header[3] != XOFFILE_FORMAT_FLOAT_BITS_32) && (header[3] != XOFFILE_FORMAT_FLOAT_BITS_64))
{
@ -286,16 +311,26 @@ static HRESULT WINAPI IDirectXFileImpl_CreateEnumObject(IDirectXFile* iface, LPV
object->hFile = hFile;
object->file_mapping = file_mapping;
object->buffer = buffer;
object->decomp_buffer = decomp_buffer;
object->pDirectXFile = This;
object->buf.pdxf = This;
object->buf.txt = (header[2] == XOFFILE_FORMAT_TEXT);
object->buf.txt = (header[2] == XOFFILE_FORMAT_TEXT) || (header[2] == XOFFILE_FORMAT_TEXT_MSZIP);
object->buf.token_present = FALSE;
TRACE("File size is %d bytes\n", file_size);
if (decomp_size)
{
/* Use decompressed data */
object->buf.buffer = decomp_buffer;
object->buf.rem_bytes = decomp_size;
}
else
{
/* Go to data after header */
object->buf.buffer = file_buffer + 16;
object->buf.rem_bytes = file_size - 16;
}
*ppEnumObj = (LPDIRECTXFILEENUMOBJECT)object;
@ -334,6 +369,7 @@ error:
CloseHandle(hFile);
if (resource_data)
FreeResource(resource_data);
HeapFree(GetProcessHeap(), 0, decomp_buffer);
*ppEnumObj = NULL;
return hr;
@ -356,6 +392,8 @@ static HRESULT WINAPI IDirectXFileImpl_RegisterTemplates(IDirectXFile* iface, LP
IDirectXFileImpl *This = (IDirectXFileImpl *)iface;
DWORD token_header;
parse_buffer buf;
LPBYTE decomp_buffer = NULL;
DWORD decomp_size = 0;
buf.buffer = pvData;
buf.rem_bytes = cbSize;
@ -400,11 +438,34 @@ static HRESULT WINAPI IDirectXFileImpl_RegisterTemplates(IDirectXFile* iface, LP
if ((token_header == XOFFILE_FORMAT_BINARY_MSZIP) || (token_header == XOFFILE_FORMAT_TEXT_MSZIP))
{
FIXME("Compressed format %s not supported yet\n", debugstr_fourcc(token_header));
int err;
DWORD comp_size;
/* 0-15 -> xfile header, 16-17 -> decompressed size w/ header, 18-19 -> null,
20-21 -> decompressed size w/o header, 22-23 -> size of MSZIP compressed data,
24-xx -> compressed MSZIP data */
decomp_size = ((WORD*)pvData)[10];
comp_size = ((WORD*)pvData)[11];
TRACE("Compressed format %s detected: compressed_size = %x, decompressed_size = %x\n",
debugstr_fourcc(token_header), comp_size, decomp_size);
decomp_buffer = HeapAlloc(GetProcessHeap(), 0, decomp_size);
if (!decomp_buffer)
{
ERR("Out of memory\n");
return DXFILEERR_BADALLOC;
}
err = mszip_decompress(comp_size, decomp_size, (char*)pvData + 24, (char*)decomp_buffer);
if (err)
{
WARN("Error while decomrpessing mszip archive %d\n", err);
HeapFree(GetProcessHeap(), 0, decomp_buffer);
return DXFILEERR_BADALLOC;
}
}
if (token_header == XOFFILE_FORMAT_TEXT)
if ((token_header == XOFFILE_FORMAT_TEXT) || (token_header == XOFFILE_FORMAT_TEXT_MSZIP))
buf.txt = TRUE;
read_bytes(&buf, &token_header, 4);
@ -414,7 +475,13 @@ static HRESULT WINAPI IDirectXFileImpl_RegisterTemplates(IDirectXFile* iface, LP
TRACE("Header is correct\n");
while (buf.rem_bytes)
if (decomp_size)
{
buf.buffer = decomp_buffer;
buf.rem_bytes = decomp_size;
}
while (buf.rem_bytes && is_template_available(&buf))
{
if (!parse_template(&buf))
{
@ -437,6 +504,8 @@ static HRESULT WINAPI IDirectXFileImpl_RegisterTemplates(IDirectXFile* iface, LP
DPRINTF("%s - %s\n", This->xtemplates[i].name, debugstr_guid(&This->xtemplates[i].class_id));
}
HeapFree(GetProcessHeap(), 0, decomp_buffer);
return DXFILE_OK;
}
@ -1024,6 +1093,7 @@ static ULONG WINAPI IDirectXFileEnumObjectImpl_Release(IDirectXFileEnumObject* i
}
else if (This->source == DXFILELOAD_FROMRESOURCE)
FreeResource(This->resource_data);
HeapFree(GetProcessHeap(), 0, This->decomp_buffer);
HeapFree(GetProcessHeap(), 0, This);
}

3
dlls/d3dxof/d3dxof_private.h
View File

@ -151,6 +151,7 @@ typedef struct {
HANDLE file_mapping;
LPBYTE buffer;
HGLOBAL resource_data;
LPBYTE decomp_buffer;
parse_buffer buf;
IDirectXFileImpl* pDirectXFile;
ULONG nb_xobjects;
@ -173,4 +174,6 @@ void dump_template(xtemplate* templates_array, xtemplate* ptemplate);
BOOL is_template_available(parse_buffer * buf);
BOOL parse_object(parse_buffer * buf);
int mszip_decompress(int inlen, int outlen, char* inbuffer, char* outbuffer);
#endif /* __D3DXOF_PRIVATE_INCLUDED__ */

645
dlls/d3dxof/mszip.c Normal file
View File

@ -0,0 +1,645 @@
/*
* MSZIP decompression (taken from fdi.c of cabinet dll)
*
* Copyright 2000-2002 Stuart Caie
* Copyright 2002 Patrik Stridvall
* Copyright 2003 Greg Turner
* Copyright 2010 Christian Costa
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wine/debug.h"
#include "mszip.h"
WINE_DEFAULT_DEBUG_CHANNEL(d3dxof);
THOSE_ZIP_CONSTS;
/********************************************************
* Ziphuft_free (internal)
*/
static void fdi_Ziphuft_free(HFDI hfdi, struct Ziphuft *t)
{
register struct Ziphuft *p, *q;
/* Go through linked list, freeing from the allocated (t[-1]) address. */
p = t;
while (p != NULL)
{
q = (--p)->v.t;
PFDI_FREE(hfdi, p);
p = q;
}
}
/*********************************************************
* fdi_Ziphuft_build (internal)
*/
static cab_LONG fdi_Ziphuft_build(cab_ULONG *b, cab_ULONG n, cab_ULONG s, const cab_UWORD *d, const cab_UWORD *e,
struct Ziphuft **t, cab_LONG *m, fdi_decomp_state *decomp_state)
{
cab_ULONG a; /* counter for codes of length k */
cab_ULONG el; /* length of EOB code (value 256) */
cab_ULONG f; /* i repeats in table every f entries */
cab_LONG g; /* maximum code length */
cab_LONG h; /* table level */
register cab_ULONG i; /* counter, current code */
register cab_ULONG j; /* counter */
register cab_LONG k; /* number of bits in current code */
cab_LONG *l; /* stack of bits per table */
register cab_ULONG *p; /* pointer into ZIP(c)[],ZIP(b)[],ZIP(v)[] */
register struct Ziphuft *q; /* points to current table */
struct Ziphuft r; /* table entry for structure assignment */
register cab_LONG w; /* bits before this table == (l * h) */
cab_ULONG *xp; /* pointer into x */
cab_LONG y; /* number of dummy codes added */
cab_ULONG z; /* number of entries in current table */
l = ZIP(lx)+1;
/* Generate counts for each bit length */
el = n > 256 ? b[256] : ZIPBMAX; /* set length of EOB code, if any */
for(i = 0; i < ZIPBMAX+1; ++i)
ZIP(c)[i] = 0;
p = b; i = n;
do
{
ZIP(c)[*p]++; p++; /* assume all entries <= ZIPBMAX */
} while (--i);
if (ZIP(c)[0] == n) /* null input--all zero length codes */
{
*t = NULL;
*m = 0;
return 0;
}
/* Find minimum and maximum length, bound *m by those */
for (j = 1; j <= ZIPBMAX; j++)
if (ZIP(c)[j])
break;
k = j; /* minimum code length */
if ((cab_ULONG)*m < j)
*m = j;
for (i = ZIPBMAX; i; i--)
if (ZIP(c)[i])
break;
g = i; /* maximum code length */
if ((cab_ULONG)*m > i)
*m = i;
/* Adjust last length count to fill out codes, if needed */
for (y = 1 << j; j < i; j++, y <<= 1)
if ((y -= ZIP(c)[j]) < 0)
return 2; /* bad input: more codes than bits */
if ((y -= ZIP(c)[i]) < 0)
return 2;
ZIP(c)[i] += y;
/* Generate starting offsets LONGo the value table for each length */
ZIP(x)[1] = j = 0;
p = ZIP(c) + 1; xp = ZIP(x) + 2;
while (--i)
{ /* note that i == g from above */
*xp++ = (j += *p++);
}
/* Make a table of values in order of bit lengths */
p = b; i = 0;
do{
if ((j = *p++) != 0)
ZIP(v)[ZIP(x)[j]++] = i;
} while (++i < n);
/* Generate the Huffman codes and for each, make the table entries */
ZIP(x)[0] = i = 0; /* first Huffman code is zero */
p = ZIP(v); /* grab values in bit order */
h = -1; /* no tables yet--level -1 */
w = l[-1] = 0; /* no bits decoded yet */
ZIP(u)[0] = NULL; /* just to keep compilers happy */
q = NULL; /* ditto */
z = 0; /* ditto */
/* go through the bit lengths (k already is bits in shortest code) */
for (; k <= g; k++)
{
a = ZIP(c)[k];
while (a--)
{
/* here i is the Huffman code of length k bits for value *p */
/* make tables up to required level */
while (k > w + l[h])
{
w += l[h++]; /* add bits already decoded */
/* compute minimum size table less than or equal to *m bits */
if ((z = g - w) > (cab_ULONG)*m) /* upper limit */
z = *m;
if ((f = 1 << (j = k - w)) > a + 1) /* try a k-w bit table */
{ /* too few codes for k-w bit table */
f -= a + 1; /* deduct codes from patterns left */
xp = ZIP(c) + k;
while (++j < z) /* try smaller tables up to z bits */
{
if ((f <<= 1) <= *++xp)
break; /* enough codes to use up j bits */
f -= *xp; /* else deduct codes from patterns */
}
}
if ((cab_ULONG)w + j > el && (cab_ULONG)w < el)
j = el - w; /* make EOB code end at table */
z = 1 << j; /* table entries for j-bit table */
l[h] = j; /* set table size in stack */
/* allocate and link in new table */
if (!(q = PFDI_ALLOC(CAB(hfdi), (z + 1)*sizeof(struct Ziphuft))))
{
if(h)
fdi_Ziphuft_free(CAB(hfdi), ZIP(u)[0]);
return 3; /* not enough memory */
}
*t = q + 1; /* link to list for Ziphuft_free() */
*(t = &(q->v.t)) = NULL;
ZIP(u)[h] = ++q; /* table starts after link */
/* connect to last table, if there is one */
if (h)
{
ZIP(x)[h] = i; /* save pattern for backing up */
r.b = (cab_UBYTE)l[h-1]; /* bits to dump before this table */
r.e = (cab_UBYTE)(16 + j); /* bits in this table */
r.v.t = q; /* pointer to this table */
j = (i & ((1 << w) - 1)) >> (w - l[h-1]);
ZIP(u)[h-1][j] = r; /* connect to last table */
}
}
/* set up table entry in r */
r.b = (cab_UBYTE)(k - w);
if (p >= ZIP(v) + n)
r.e = 99; /* out of values--invalid code */
else if (*p < s)
{
r.e = (cab_UBYTE)(*p < 256 ? 16 : 15); /* 256 is end-of-block code */
r.v.n = *p++; /* simple code is just the value */
}
else
{
r.e = (cab_UBYTE)e[*p - s]; /* non-simple--look up in lists */
r.v.n = d[*p++ - s];
}
/* fill code-like entries with r */
f = 1 << (k - w);
for (j = i >> w; j < z; j += f)
q[j] = r;
/* backwards increment the k-bit code i */
for (j = 1 << (k - 1); i & j; j >>= 1)
i ^= j;
i ^= j;
/* backup over finished tables */
while ((i & ((1 << w) - 1)) != ZIP(x)[h])
w -= l[--h]; /* don't need to update q */
}
}
/* return actual size of base table */
*m = l[0];
/* Return true (1) if we were given an incomplete table */
return y != 0 && g != 1;
}
/*********************************************************
* fdi_Zipinflate_codes (internal)
*/
static cab_LONG fdi_Zipinflate_codes(const struct Ziphuft *tl, const struct Ziphuft *td,
cab_LONG bl, cab_LONG bd, fdi_decomp_state *decomp_state)
{
register cab_ULONG e; /* table entry flag/number of extra bits */
cab_ULONG n, d; /* length and index for copy */
cab_ULONG w; /* current window position */
const struct Ziphuft *t; /* pointer to table entry */
cab_ULONG ml, md; /* masks for bl and bd bits */
register cab_ULONG b; /* bit buffer */
register cab_ULONG k; /* number of bits in bit buffer */
/* make local copies of globals */
b = ZIP(bb); /* initialize bit buffer */
k = ZIP(bk);
w = ZIP(window_posn); /* initialize window position */
/* inflate the coded data */
ml = Zipmask[bl]; /* precompute masks for speed */
md = Zipmask[bd];
for(;;)
{
ZIPNEEDBITS((cab_ULONG)bl)
if((e = (t = tl + (b & ml))->e) > 16)
do
{
if (e == 99)
return 1;
ZIPDUMPBITS(t->b)
e -= 16;
ZIPNEEDBITS(e)
} while ((e = (t = t->v.t + (b & Zipmask[e]))->e) > 16);
ZIPDUMPBITS(t->b)
if (e == 16) /* then it's a literal */
CAB(outbuf)[w++] = (cab_UBYTE)t->v.n;
else /* it's an EOB or a length */
{
/* exit if end of block */
if(e == 15)
break;
/* get length of block to copy */
ZIPNEEDBITS(e)
n = t->v.n + (b & Zipmask[e]);
ZIPDUMPBITS(e);
/* decode distance of block to copy */
ZIPNEEDBITS((cab_ULONG)bd)
if ((e = (t = td + (b & md))->e) > 16)
do {
if (e == 99)
return 1;
ZIPDUMPBITS(t->b)
e -= 16;
ZIPNEEDBITS(e)
} while ((e = (t = t->v.t + (b & Zipmask[e]))->e) > 16);
ZIPDUMPBITS(t->b)
ZIPNEEDBITS(e)
d = w - t->v.n - (b & Zipmask[e]);
ZIPDUMPBITS(e)
do
{
d &= ZIPWSIZE - 1;
e = ZIPWSIZE - max(d, w);
e = min(e, n);
n -= e;
do
{
CAB(outbuf)[w++] = CAB(outbuf)[d++];
} while (--e);
} while (n);
}
}
/* restore the globals from the locals */
ZIP(window_posn) = w; /* restore global window pointer */
ZIP(bb) = b; /* restore global bit buffer */
ZIP(bk) = k;
/* done */
return 0;
}
/***********************************************************
* Zipinflate_stored (internal)
*/
static cab_LONG fdi_Zipinflate_stored(fdi_decomp_state *decomp_state)
/* "decompress" an inflated type 0 (stored) block. */
{
cab_ULONG n; /* number of bytes in block */
cab_ULONG w; /* current window position */
register cab_ULONG b; /* bit buffer */
register cab_ULONG k; /* number of bits in bit buffer */
/* make local copies of globals */
b = ZIP(bb); /* initialize bit buffer */
k = ZIP(bk);
w = ZIP(window_posn); /* initialize window position */
/* go to byte boundary */
n = k & 7;
ZIPDUMPBITS(n);
/* get the length and its complement */
ZIPNEEDBITS(16)
n = (b & 0xffff);
ZIPDUMPBITS(16)
ZIPNEEDBITS(16)
if (n != ((~b) & 0xffff))
return 1; /* error in compressed data */
ZIPDUMPBITS(16)
/* read and output the compressed data */
while(n--)
{
ZIPNEEDBITS(8)
CAB(outbuf)[w++] = (cab_UBYTE)b;
ZIPDUMPBITS(8)
}
/* restore the globals from the locals */
ZIP(window_posn) = w; /* restore global window pointer */
ZIP(bb) = b; /* restore global bit buffer */
ZIP(bk) = k;
return 0;
}
/******************************************************
* fdi_Zipinflate_fixed (internal)
*/
static cab_LONG fdi_Zipinflate_fixed(fdi_decomp_state *decomp_state)
{
struct Ziphuft *fixed_tl;
struct Ziphuft *fixed_td;
cab_LONG fixed_bl, fixed_bd;
cab_LONG i; /* temporary variable */
cab_ULONG *l;
l = ZIP(ll);
/* literal table */
for(i = 0; i < 144; i++)
l[i] = 8;
for(; i < 256; i++)
l[i] = 9;
for(; i < 280; i++)
l[i] = 7;
for(; i < 288; i++) /* make a complete, but wrong code set */
l[i] = 8;
fixed_bl = 7;
if((i = fdi_Ziphuft_build(l, 288, 257, Zipcplens, Zipcplext, &fixed_tl, &fixed_bl, decomp_state)))
return i;
/* distance table */
for(i = 0; i < 30; i++) /* make an incomplete code set */
l[i] = 5;
fixed_bd = 5;
if((i = fdi_Ziphuft_build(l, 30, 0, Zipcpdist, Zipcpdext, &fixed_td, &fixed_bd, decomp_state)) > 1)
{
fdi_Ziphuft_free(CAB(hfdi), fixed_tl);
return i;
}
/* decompress until an end-of-block code */
i = fdi_Zipinflate_codes(fixed_tl, fixed_td, fixed_bl, fixed_bd, decomp_state);
fdi_Ziphuft_free(CAB(hfdi), fixed_td);
fdi_Ziphuft_free(CAB(hfdi), fixed_tl);
return i;
}
/**************************************************************
* fdi_Zipinflate_dynamic (internal)
*/
static cab_LONG fdi_Zipinflate_dynamic(fdi_decomp_state *decomp_state)
/* decompress an inflated type 2 (dynamic Huffman codes) block. */
{
cab_LONG i; /* temporary variables */
cab_ULONG j;
cab_ULONG *ll;
cab_ULONG l; /* last length */
cab_ULONG m; /* mask for bit lengths table */
cab_ULONG n; /* number of lengths to get */
struct Ziphuft *tl; /* literal/length code table */
struct Ziphuft *td; /* distance code table */
cab_LONG bl; /* lookup bits for tl */
cab_LONG bd; /* lookup bits for td */
cab_ULONG nb; /* number of bit length codes */
cab_ULONG nl; /* number of literal/length codes */
cab_ULONG nd; /* number of distance codes */
register cab_ULONG b; /* bit buffer */
register cab_ULONG k; /* number of bits in bit buffer */
/* make local bit buffer */
b = ZIP(bb);
k = ZIP(bk);
ll = ZIP(ll);
/* read in table lengths */
ZIPNEEDBITS(5)
nl = 257 + (b & 0x1f); /* number of literal/length codes */
ZIPDUMPBITS(5)
ZIPNEEDBITS(5)
nd = 1 + (b & 0x1f); /* number of distance codes */
ZIPDUMPBITS(5)
ZIPNEEDBITS(4)
nb = 4 + (b & 0xf); /* number of bit length codes */
ZIPDUMPBITS(4)
if(nl > 288 || nd > 32)
return 1; /* bad lengths */
/* read in bit-length-code lengths */
for(j = 0; j < nb; j++)
{
ZIPNEEDBITS(3)
ll[Zipborder[j]] = b & 7;
ZIPDUMPBITS(3)
}
for(; j < 19; j++)
ll[Zipborder[j]] = 0;
/* build decoding table for trees--single level, 7 bit lookup */
bl = 7;
if((i = fdi_Ziphuft_build(ll, 19, 19, NULL, NULL, &tl, &bl, decomp_state)) != 0)
{
if(i == 1)
fdi_Ziphuft_free(CAB(hfdi), tl);
return i; /* incomplete code set */
}
/* read in literal and distance code lengths */
n = nl + nd;
m = Zipmask[bl];
i = l = 0;
while((cab_ULONG)i < n)
{
ZIPNEEDBITS((cab_ULONG)bl)
j = (td = tl + (b & m))->b;
ZIPDUMPBITS(j)
j = td->v.n;
if (j < 16) /* length of code in bits (0..15) */
ll[i++] = l = j; /* save last length in l */
else if (j == 16) /* repeat last length 3 to 6 times */
{
ZIPNEEDBITS(2)
j = 3 + (b & 3);
ZIPDUMPBITS(2)
if((cab_ULONG)i + j > n)
return 1;
while (j--)
ll[i++] = l;
}
else if (j == 17) /* 3 to 10 zero length codes */
{
ZIPNEEDBITS(3)
j = 3 + (b & 7);
ZIPDUMPBITS(3)
if ((cab_ULONG)i + j > n)
return 1;
while (j--)
ll[i++] = 0;
l = 0;
}
else /* j == 18: 11 to 138 zero length codes */
{
ZIPNEEDBITS(7)
j = 11 + (b & 0x7f);
ZIPDUMPBITS(7)
if ((cab_ULONG)i + j > n)
return 1;
while (j--)
ll[i++] = 0;
l = 0;
}
}
/* free decoding table for trees */
fdi_Ziphuft_free(CAB(hfdi), tl);
/* restore the global bit buffer */
ZIP(bb) = b;
ZIP(bk) = k;
/* build the decoding tables for literal/length and distance codes */
bl = ZIPLBITS;
if((i = fdi_Ziphuft_build(ll, nl, 257, Zipcplens, Zipcplext, &tl, &bl, decomp_state)) != 0)
{
if(i == 1)
fdi_Ziphuft_free(CAB(hfdi), tl);
return i; /* incomplete code set */
}
bd = ZIPDBITS;
fdi_Ziphuft_build(ll + nl, nd, 0, Zipcpdist, Zipcpdext, &td, &bd, decomp_state);
/* decompress until an end-of-block code */
if(fdi_Zipinflate_codes(tl, td, bl, bd, decomp_state))
return 1;
/* free the decoding tables, return */
fdi_Ziphuft_free(CAB(hfdi), tl);
fdi_Ziphuft_free(CAB(hfdi), td);
return 0;
}
/*****************************************************
* fdi_Zipinflate_block (internal)
*/
static cab_LONG fdi_Zipinflate_block(cab_LONG *e, fdi_decomp_state *decomp_state) /* e == last block flag */
{ /* decompress an inflated block */
cab_ULONG t; /* block type */
register cab_ULONG b; /* bit buffer */
register cab_ULONG k; /* number of bits in bit buffer */
/* make local bit buffer */
b = ZIP(bb);
k = ZIP(bk);
/* read in last block bit */
ZIPNEEDBITS(1)
*e = (cab_LONG)b & 1;
ZIPDUMPBITS(1)
/* read in block type */
ZIPNEEDBITS(2)
t = b & 3;
ZIPDUMPBITS(2)
/* restore the global bit buffer */
ZIP(bb) = b;
ZIP(bk) = k;
/* inflate that block type */
if(t == 2)
return fdi_Zipinflate_dynamic(decomp_state);
if(t == 0)
return fdi_Zipinflate_stored(decomp_state);
if(t == 1)
return fdi_Zipinflate_fixed(decomp_state);
/* bad block type */
return 2;
}
/****************************************************
* ZIPfdi_decomp(internal)
*/
static int ZIPfdi_decomp(int inlen, int outlen, fdi_decomp_state *decomp_state)
{
cab_LONG e; /* last block flag */
TRACE("(inlen == %d, outlen == %d)\n", inlen, outlen);
ZIP(inpos) = CAB(inbuf);
ZIP(bb) = ZIP(bk) = ZIP(window_posn) = 0;
if(outlen > ZIPWSIZE)
return DECR_DATAFORMAT;
/* CK = Chris Kirmse, official Microsoft purloiner */
if(ZIP(inpos)[0] != 0x43 || ZIP(inpos)[1] != 0x4B)
return DECR_ILLEGALDATA;
ZIP(inpos) += 2;
do {
if(fdi_Zipinflate_block(&e, decomp_state))
return DECR_ILLEGALDATA;
} while(!e);
/* return success */
return DECR_OK;
}
void * __cdecl fdi_alloc(ULONG cb)
{
return HeapAlloc(GetProcessHeap(), 0, cb);
}
void __cdecl fdi_free(void *pv)
{
HeapFree(GetProcessHeap(), 0, pv);
}
int mszip_decompress(unsigned int inlen, unsigned int outlen, char* inbuffer, char* outbuffer)
{
int ret;
fdi_decomp_state decomp_state;
FDI_Int fdi;
TRACE("(%u, %u, %p, %p)\n", inlen, outlen, inbuffer, outbuffer);
if ((inlen > CAB_INPUTMAX) || (outlen > CAB_BLOCKMAX))
{
FIXME("Big file not supported yet (inlen = %u, outlen = %u)\n", inlen, outlen);
return DECR_DATAFORMAT;
}
fdi.pfnalloc = fdi_alloc;
fdi.pfnfree = fdi_free;
decomp_state.hfdi = (void*)&fdi;
memcpy(decomp_state.inbuf, inbuffer, inlen);
ret = ZIPfdi_decomp(inlen, outlen, &decomp_state);
memcpy(outbuffer, decomp_state.outbuf, outlen);
return ret;
}

130
dlls/d3dxof/mszip.h Normal file
View File

@ -0,0 +1,130 @@
/*
* MSZIP decompression header (taken from cabinet.h of cabinet dll)
*
* Copyright 2002 Greg Turner
* Copyright 2005 Gerold Jens Wucherpfennig
* Copyright 2010 Christian Costa
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "fdi.h"
typedef unsigned char cab_UBYTE; /* 8 bits */
typedef UINT16 cab_UWORD; /* 16 bits */
typedef UINT32 cab_ULONG; /* 32 bits */
typedef INT32 cab_LONG; /* 32 bits */
typedef struct {
unsigned int FDI_Intmagic;
PFNALLOC pfnalloc;
PFNFREE pfnfree;
PFNOPEN pfnopen;
PFNREAD pfnread;
PFNWRITE pfnwrite;
PFNCLOSE pfnclose;
PFNSEEK pfnseek;
PERF perf;
} FDI_Int, *PFDI_Int;
/* cast an HFDI into a PFDI_Int */
#define PFDI_INT(hfdi) ((PFDI_Int)(hfdi))
#define PFDI_ALLOC(hfdi, size) ((*PFDI_INT(hfdi)->pfnalloc) (size))
#define PFDI_FREE(hfdi, ptr) ((*PFDI_INT(hfdi)->pfnfree) (ptr))
/* MSZIP stuff */
#define ZIPWSIZE 0x8000 /* window size */
#define ZIPLBITS 9 /* bits in base literal/length lookup table */
#define ZIPDBITS 6 /* bits in base distance lookup table */
#define ZIPBMAX 16 /* maximum bit length of any code */
#define ZIPN_MAX 288 /* maximum number of codes in any set */
struct Ziphuft {
cab_UBYTE e; /* number of extra bits or operation */
cab_UBYTE b; /* number of bits in this code or subcode */
union {
cab_UWORD n; /* literal, length base, or distance base */
struct Ziphuft *t; /* pointer to next level of table */
} v;
};
struct ZIPstate {
cab_ULONG window_posn; /* current offset within the window */
cab_ULONG bb; /* bit buffer */
cab_ULONG bk; /* bits in bit buffer */
cab_ULONG ll[288+32]; /* literal/length and distance code lengths */
cab_ULONG c[ZIPBMAX+1]; /* bit length count table */
cab_LONG lx[ZIPBMAX+1]; /* memory for l[-1..ZIPBMAX-1] */
struct Ziphuft *u[ZIPBMAX]; /* table stack */
cab_ULONG v[ZIPN_MAX]; /* values in order of bit length */
cab_ULONG x[ZIPBMAX+1]; /* bit offsets, then code stack */
cab_UBYTE *inpos;
};
#define CAB(x) (decomp_state->x)
#define ZIP(x) (decomp_state->methods.zip.x)
#define DECR_OK (0)
#define DECR_DATAFORMAT (1)
#define DECR_ILLEGALDATA (2)
#define DECR_NOMEMORY (3)
#define DECR_CHECKSUM (4)
#define DECR_INPUT (5)
#define DECR_OUTPUT (6)
#define DECR_USERABORT (7)
#define ZIPNEEDBITS(n) {while(k<(n)){cab_LONG c=*(ZIP(inpos)++);\
b|=((cab_ULONG)c)<<k;k+=8;}}
#define ZIPDUMPBITS(n) {b>>=(n);k-=(n);}
/* CAB data blocks are <= 32768 bytes in uncompressed form. Uncompressed
* blocks have zero growth. MSZIP guarantees that it won't grow above
* uncompressed size by more than 12 bytes. LZX guarantees it won't grow
* more than 6144 bytes.
*/
#define CAB_BLOCKMAX (32768)
#define CAB_INPUTMAX (CAB_BLOCKMAX+6144)
typedef struct fdi_cds_fwd {
void *hfdi; /* the hfdi we are using */
cab_UBYTE inbuf[CAB_INPUTMAX+2]; /* +2 for lzx bitbuffer overflows! */
cab_UBYTE outbuf[CAB_BLOCKMAX];
union {
struct ZIPstate zip;
} methods;
} fdi_decomp_state;
/* Tables for deflate from PKZIP's appnote.txt. */
#define THOSE_ZIP_CONSTS \
static const cab_UBYTE Zipborder[] = /* Order of the bit length code lengths */ \
{ 16, 17, 18, 0, 8, 7, 9, 6, 10, 5, 11, 4, 12, 3, 13, 2, 14, 1, 15}; \
static const cab_UWORD Zipcplens[] = /* Copy lengths for literal codes 257..285 */ \
{ 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31, 35, 43, 51, \
59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0}; \
static const cab_UWORD Zipcplext[] = /* Extra bits for literal codes 257..285 */ \
{ 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, \
4, 5, 5, 5, 5, 0, 99, 99}; /* 99==invalid */ \
static const cab_UWORD Zipcpdist[] = /* Copy offsets for distance codes 0..29 */ \
{ 1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193, 257, 385, \
513, 769, 1025, 1537, 2049, 3073, 4097, 6145, 8193, 12289, 16385, 24577}; \
static const cab_UWORD Zipcpdext[] = /* Extra bits for distance codes */ \
{ 0, 0, 0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, \
10, 11, 11, 12, 12, 13, 13}; \
/* And'ing with Zipmask[n] masks the lower n bits */ \
static const cab_UWORD Zipmask[17] = { \
0x0000, 0x0001, 0x0003, 0x0007, 0x000f, 0x001f, 0x003f, 0x007f, 0x00ff, \
0x01ff, 0x03ff, 0x07ff, 0x0fff, 0x1fff, 0x3fff, 0x7fff, 0xffff \
}

71
dlls/d3dxof/tests/d3dxof.c
View File

@ -46,6 +46,16 @@ char template[] =
"DWORD flags;\n"
"}\n";
/* Same version as above compressed with mszip */
char compressed_template[] =
"xof 0302tzip0064\x71\x00\x00\x00\x61\x00\x5a\x00"
"\x43\x4B\x2B\x49\xCD\x2D\xC8\x49\x2C\x49\x55\xF0\x48\x4D\x4C\x49"
"\x2D\xE2\xAA\xE6\xB2\x31\x76\xB1\x30\x72\x74\x32\x31\xD6\x35\x33"
"\x72\x71\xD4\x35\x34\x74\x76\xD3\x75\x74\x32\xB6\xD4\x35\x30\x30"
"\x32\x70\x74\x33\x37\x74\x35\x31\x36\xB6\xE3\x0A\xF7\x0F\x72\x51"
"\xC8\x4D\xCC\xCA\x2F\xB2\x86\xB2\x33\xF3\x40\x6C\x17\x30\x27\x2D"
"\x27\x31\xBD\xD8\x9A\xAB\x96\x8B\x0B\x00";
char object[] =
"xof 0302txt 0064\n"
"Header Object\n"
@ -53,6 +63,12 @@ char object[] =
"1; 2; 3;\n"
"}\n";
/* Same version as above compressed with mszip */
char compressed_object[] =
"xof 0302tzip0064\x2c\x00\x00\x00\x1c\x00\x20\x00"
"\x43\x4b\xf3\x48\x4d\x4c\x49\x2d\x52\xf0\x4f\xca\x4a\x4d\x2e\xe1"
"\xaa\xe6\x32\xb4\x56\x30\xb2\x56\x30\xb6\xe6\xaa\xe5\xe2\x02\x00";
char empty_txt_file[] = "xof 0302txt 0064";
char empty_bin_file[] = "xof 0302bin 0064";
/* MSZip data is generated with the command "MAKECAB.EXE /D Compress=ON /D CompressionType=MSZip file packed"
@ -232,10 +248,10 @@ static void test_file_types(void)
ok(hr == DXFILE_OK, "IDirectXFileImpl_RegisterTemplates: %x\n", hr);
hr = IDirectXFile_RegisterTemplates(dxfile, empty_tzip_file, sizeof(empty_tzip_file) - 1);
todo_wine ok(hr == DXFILE_OK, "IDirectXFileImpl_RegisterTemplates: %x\n", hr);
ok(hr == DXFILE_OK, "IDirectXFileImpl_RegisterTemplates: %x\n", hr);
hr = IDirectXFile_RegisterTemplates(dxfile, empty_bzip_file, sizeof(empty_bzip_file) - 1);
todo_wine ok(hr == DXFILE_OK, "IDirectXFileImpl_RegisterTemplates: %x\n", hr);
ok(hr == DXFILE_OK, "IDirectXFileImpl_RegisterTemplates: %x\n", hr);
hr = IDirectXFile_RegisterTemplates(dxfile, empty_cmp_file, sizeof(empty_cmp_file) - 1);
ok(hr == DXFILEERR_BADFILETYPE, "IDirectXFileImpl_RegisterTemplates: %x\n", hr);
@ -258,13 +274,13 @@ static void test_file_types(void)
lminfo.lpMemory = empty_tzip_file;
lminfo.dSize = sizeof(empty_tzip_file) - 1;
hr = IDirectXFile_CreateEnumObject(dxfile, &lminfo, DXFILELOAD_FROMMEMORY, &enum_object);
todo_wine ok(hr == DXFILE_OK, "IDirectXFile_CreateEnumObject: %x\n", hr);
ok(hr == DXFILE_OK, "IDirectXFile_CreateEnumObject: %x\n", hr);
if (hr == DXFILE_OK) IDirectXFileEnumObject_Release(enum_object);
lminfo.lpMemory = empty_bzip_file;
lminfo.dSize = sizeof(empty_bzip_file) - 1;
hr = IDirectXFile_CreateEnumObject(dxfile, &lminfo, DXFILELOAD_FROMMEMORY, &enum_object);
todo_wine ok(hr == DXFILE_OK, "IDirectXFile_CreateEnumObject: %x\n", hr);
ok(hr == DXFILE_OK, "IDirectXFile_CreateEnumObject: %x\n", hr);
if (hr == DXFILE_OK) IDirectXFileEnumObject_Release(enum_object);
lminfo.lpMemory = empty_cmp_file;
@ -280,6 +296,52 @@ static void test_file_types(void)
IDirectXFile_Release(dxfile);
}
static void test_compressed_files(void)
{
HRESULT hr;
LPDIRECTXFILE dxfile = NULL;
LPDIRECTXFILEENUMOBJECT enum_object;
LPDIRECTXFILEDATA file_data;
DXFILELOADMEMORY lminfo;
BYTE* data;
DWORD size;
if (!pDirectXFileCreate)
{
win_skip("DirectXFileCreate is not available\n");
return;
}
hr = pDirectXFileCreate(&dxfile);
ok(hr == DXFILE_OK, "DirectXFileCreate: %x\n", hr);
if (!dxfile)
{
skip("Couldn't create DirectXFile interface\n");
return;
}
hr = IDirectXFile_RegisterTemplates(dxfile, compressed_template, sizeof(compressed_template) - 1);
ok(hr == DXFILE_OK, "IDirectXFileImpl_RegisterTemplates: %x\n", hr);
lminfo.lpMemory = compressed_object;
lminfo.dSize = sizeof(compressed_object) - 1;
hr = IDirectXFile_CreateEnumObject(dxfile, &lminfo, DXFILELOAD_FROMMEMORY, &enum_object);
ok(hr == DXFILE_OK, "IDirectXFile_CreateEnumObject: %x\n", hr);
hr = IDirectXFileEnumObject_GetNextDataObject(enum_object, &file_data);
ok(hr == DXFILE_OK, "IDirectXFileEnumObject_GetNextDataObject: %x\n", hr);
hr = IDirectXFileData_GetData(file_data, NULL, &size, (void**)&data);
ok(hr == DXFILE_OK, "IDirectXFileData_GetData: %x\n", hr);
ok(size == 8, "Retrieved data size is wrong\n");
ok((*((WORD*)data) == 1) && (*((WORD*)(data+2)) == 2) && (*((DWORD*)(data+4)) == 3), "Retrieved data is wrong\n");
IDirectXFileData_Release(file_data);
IDirectXFileEnumObject_Release(enum_object);
IDirectXFile_Release(dxfile);
}
/* Set it to 1 to expand the string when dumping the object. This is useful when there is
* only one string in a sub-object (very common). Use with care, this may lead to a crash. */
#define EXPAND_STRING 0
@ -455,6 +517,7 @@ START_TEST(d3dxof)
test_refcount();
test_CreateEnumObject();
test_file_types();
test_compressed_files();
test_dump();
FreeLibrary(hd3dxof);