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-rw-r--r--zlib-1.1.4/contrib/asm386/gvmat32.asm559
-rw-r--r--zlib-1.1.4/contrib/asm386/gvmat32c.c200
-rw-r--r--zlib-1.1.4/contrib/asm386/mkgvmt32.bat1
-rw-r--r--zlib-1.1.4/contrib/asm386/zlibvc.def74
-rw-r--r--zlib-1.1.4/contrib/asm386/zlibvc.dsp651
-rw-r--r--zlib-1.1.4/contrib/asm386/zlibvc.dsw41
6 files changed, 1526 insertions, 0 deletions
diff --git a/zlib-1.1.4/contrib/asm386/gvmat32.asm b/zlib-1.1.4/contrib/asm386/gvmat32.asm
new file mode 100644
index 0000000..28d527f
--- /dev/null
+++ b/zlib-1.1.4/contrib/asm386/gvmat32.asm
@@ -0,0 +1,559 @@
+;
+; gvmat32.asm -- Asm portion of the optimized longest_match for 32 bits x86
+; Copyright (C) 1995-1996 Jean-loup Gailly and Gilles Vollant.
+; File written by Gilles Vollant, by modifiying the longest_match
+; from Jean-loup Gailly in deflate.c
+; It need wmask == 0x7fff
+; (assembly code is faster with a fixed wmask)
+;
+; For Visual C++ 4.2 and ML 6.11c (version in directory \MASM611C of Win95 DDK)
+; I compile with : "ml /coff /Zi /c gvmat32.asm"
+;
+
+;uInt longest_match_7fff(s, cur_match)
+; deflate_state *s;
+; IPos cur_match; /* current match */
+
+ NbStack equ 76
+ cur_match equ dword ptr[esp+NbStack-0]
+ str_s equ dword ptr[esp+NbStack-4]
+; 5 dword on top (ret,ebp,esi,edi,ebx)
+ adrret equ dword ptr[esp+NbStack-8]
+ pushebp equ dword ptr[esp+NbStack-12]
+ pushedi equ dword ptr[esp+NbStack-16]
+ pushesi equ dword ptr[esp+NbStack-20]
+ pushebx equ dword ptr[esp+NbStack-24]
+
+ chain_length equ dword ptr [esp+NbStack-28]
+ limit equ dword ptr [esp+NbStack-32]
+ best_len equ dword ptr [esp+NbStack-36]
+ window equ dword ptr [esp+NbStack-40]
+ prev equ dword ptr [esp+NbStack-44]
+ scan_start equ word ptr [esp+NbStack-48]
+ wmask equ dword ptr [esp+NbStack-52]
+ match_start_ptr equ dword ptr [esp+NbStack-56]
+ nice_match equ dword ptr [esp+NbStack-60]
+ scan equ dword ptr [esp+NbStack-64]
+
+ windowlen equ dword ptr [esp+NbStack-68]
+ match_start equ dword ptr [esp+NbStack-72]
+ strend equ dword ptr [esp+NbStack-76]
+ NbStackAdd equ (NbStack-24)
+
+ .386p
+
+ name gvmatch
+ .MODEL FLAT
+
+
+
+; all the +4 offsets are due to the addition of pending_buf_size (in zlib
+; in the deflate_state structure since the asm code was first written
+; (if you compile with zlib 1.0.4 or older, remove the +4).
+; Note : these value are good with a 8 bytes boundary pack structure
+ dep_chain_length equ 70h+4
+ dep_window equ 2ch+4
+ dep_strstart equ 60h+4
+ dep_prev_length equ 6ch+4
+ dep_nice_match equ 84h+4
+ dep_w_size equ 20h+4
+ dep_prev equ 34h+4
+ dep_w_mask equ 28h+4
+ dep_good_match equ 80h+4
+ dep_match_start equ 64h+4
+ dep_lookahead equ 68h+4
+
+
+_TEXT segment
+
+IFDEF NOUNDERLINE
+ public longest_match_7fff
+; public match_init
+ELSE
+ public _longest_match_7fff
+; public _match_init
+ENDIF
+
+ MAX_MATCH equ 258
+ MIN_MATCH equ 3
+ MIN_LOOKAHEAD equ (MAX_MATCH+MIN_MATCH+1)
+
+
+
+IFDEF NOUNDERLINE
+;match_init proc near
+; ret
+;match_init endp
+ELSE
+;_match_init proc near
+; ret
+;_match_init endp
+ENDIF
+
+
+IFDEF NOUNDERLINE
+longest_match_7fff proc near
+ELSE
+_longest_match_7fff proc near
+ENDIF
+
+ mov edx,[esp+4]
+
+
+
+ push ebp
+ push edi
+ push esi
+ push ebx
+
+ sub esp,NbStackAdd
+
+; initialize or check the variables used in match.asm.
+ mov ebp,edx
+
+; chain_length = s->max_chain_length
+; if (prev_length>=good_match) chain_length >>= 2
+ mov edx,[ebp+dep_chain_length]
+ mov ebx,[ebp+dep_prev_length]
+ cmp [ebp+dep_good_match],ebx
+ ja noshr
+ shr edx,2
+noshr:
+; we increment chain_length because in the asm, the --chain_lenght is in the beginning of the loop
+ inc edx
+ mov edi,[ebp+dep_nice_match]
+ mov chain_length,edx
+ mov eax,[ebp+dep_lookahead]
+ cmp eax,edi
+; if ((uInt)nice_match > s->lookahead) nice_match = s->lookahead;
+ jae nolookaheadnicematch
+ mov edi,eax
+nolookaheadnicematch:
+; best_len = s->prev_length
+ mov best_len,ebx
+
+; window = s->window
+ mov esi,[ebp+dep_window]
+ mov ecx,[ebp+dep_strstart]
+ mov window,esi
+
+ mov nice_match,edi
+; scan = window + strstart
+ add esi,ecx
+ mov scan,esi
+; dx = *window
+ mov dx,word ptr [esi]
+; bx = *(window+best_len-1)
+ mov bx,word ptr [esi+ebx-1]
+ add esi,MAX_MATCH-1
+; scan_start = *scan
+ mov scan_start,dx
+; strend = scan + MAX_MATCH-1
+ mov strend,esi
+; bx = scan_end = *(window+best_len-1)
+
+; IPos limit = s->strstart > (IPos)MAX_DIST(s) ?
+; s->strstart - (IPos)MAX_DIST(s) : NIL;
+
+ mov esi,[ebp+dep_w_size]
+ sub esi,MIN_LOOKAHEAD
+; here esi = MAX_DIST(s)
+ sub ecx,esi
+ ja nodist
+ xor ecx,ecx
+nodist:
+ mov limit,ecx
+
+; prev = s->prev
+ mov edx,[ebp+dep_prev]
+ mov prev,edx
+
+;
+ mov edx,dword ptr [ebp+dep_match_start]
+ mov bp,scan_start
+ mov eax,cur_match
+ mov match_start,edx
+
+ mov edx,window
+ mov edi,edx
+ add edi,best_len
+ mov esi,prev
+ dec edi
+; windowlen = window + best_len -1
+ mov windowlen,edi
+
+ jmp beginloop2
+ align 4
+
+; here, in the loop
+; eax = ax = cur_match
+; ecx = limit
+; bx = scan_end
+; bp = scan_start
+; edi = windowlen (window + best_len -1)
+; esi = prev
+
+
+;// here; chain_length <=16
+normalbeg0add16:
+ add chain_length,16
+ jz exitloop
+normalbeg0:
+ cmp word ptr[edi+eax],bx
+ je normalbeg2noroll
+rcontlabnoroll:
+; cur_match = prev[cur_match & wmask]
+ and eax,7fffh
+ mov ax,word ptr[esi+eax*2]
+; if cur_match > limit, go to exitloop
+ cmp ecx,eax
+ jnb exitloop
+; if --chain_length != 0, go to exitloop
+ dec chain_length
+ jnz normalbeg0
+ jmp exitloop
+
+normalbeg2noroll:
+; if (scan_start==*(cur_match+window)) goto normalbeg2
+ cmp bp,word ptr[edx+eax]
+ jne rcontlabnoroll
+ jmp normalbeg2
+
+contloop3:
+ mov edi,windowlen
+
+; cur_match = prev[cur_match & wmask]
+ and eax,7fffh
+ mov ax,word ptr[esi+eax*2]
+; if cur_match > limit, go to exitloop
+ cmp ecx,eax
+jnbexitloopshort1:
+ jnb exitloop
+; if --chain_length != 0, go to exitloop
+
+
+; begin the main loop
+beginloop2:
+ sub chain_length,16+1
+; if chain_length <=16, don't use the unrolled loop
+ jna normalbeg0add16
+
+do16:
+ cmp word ptr[edi+eax],bx
+ je normalbeg2dc0
+
+maccn MACRO lab
+ and eax,7fffh
+ mov ax,word ptr[esi+eax*2]
+ cmp ecx,eax
+ jnb exitloop
+ cmp word ptr[edi+eax],bx
+ je lab
+ ENDM
+
+rcontloop0:
+ maccn normalbeg2dc1
+
+rcontloop1:
+ maccn normalbeg2dc2
+
+rcontloop2:
+ maccn normalbeg2dc3
+
+rcontloop3:
+ maccn normalbeg2dc4
+
+rcontloop4:
+ maccn normalbeg2dc5
+
+rcontloop5:
+ maccn normalbeg2dc6
+
+rcontloop6:
+ maccn normalbeg2dc7
+
+rcontloop7:
+ maccn normalbeg2dc8
+
+rcontloop8:
+ maccn normalbeg2dc9
+
+rcontloop9:
+ maccn normalbeg2dc10
+
+rcontloop10:
+ maccn short normalbeg2dc11
+
+rcontloop11:
+ maccn short normalbeg2dc12
+
+rcontloop12:
+ maccn short normalbeg2dc13
+
+rcontloop13:
+ maccn short normalbeg2dc14
+
+rcontloop14:
+ maccn short normalbeg2dc15
+
+rcontloop15:
+ and eax,7fffh
+ mov ax,word ptr[esi+eax*2]
+ cmp ecx,eax
+ jnb exitloop
+
+ sub chain_length,16
+ ja do16
+ jmp normalbeg0add16
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+
+normbeg MACRO rcontlab,valsub
+; if we are here, we know that *(match+best_len-1) == scan_end
+ cmp bp,word ptr[edx+eax]
+; if (match != scan_start) goto rcontlab
+ jne rcontlab
+; calculate the good chain_length, and we'll compare scan and match string
+ add chain_length,16-valsub
+ jmp iseq
+ ENDM
+
+
+normalbeg2dc11:
+ normbeg rcontloop11,11
+
+normalbeg2dc12:
+ normbeg short rcontloop12,12
+
+normalbeg2dc13:
+ normbeg short rcontloop13,13
+
+normalbeg2dc14:
+ normbeg short rcontloop14,14
+
+normalbeg2dc15:
+ normbeg short rcontloop15,15
+
+normalbeg2dc10:
+ normbeg rcontloop10,10
+
+normalbeg2dc9:
+ normbeg rcontloop9,9
+
+normalbeg2dc8:
+ normbeg rcontloop8,8
+
+normalbeg2dc7:
+ normbeg rcontloop7,7
+
+normalbeg2dc6:
+ normbeg rcontloop6,6
+
+normalbeg2dc5:
+ normbeg rcontloop5,5
+
+normalbeg2dc4:
+ normbeg rcontloop4,4
+
+normalbeg2dc3:
+ normbeg rcontloop3,3
+
+normalbeg2dc2:
+ normbeg rcontloop2,2
+
+normalbeg2dc1:
+ normbeg rcontloop1,1
+
+normalbeg2dc0:
+ normbeg rcontloop0,0
+
+
+; we go in normalbeg2 because *(ushf*)(match+best_len-1) == scan_end
+
+normalbeg2:
+ mov edi,window
+
+ cmp bp,word ptr[edi+eax]
+ jne contloop3 ; if *(ushf*)match != scan_start, continue
+
+iseq:
+; if we are here, we know that *(match+best_len-1) == scan_end
+; and (match == scan_start)
+
+ mov edi,edx
+ mov esi,scan ; esi = scan
+ add edi,eax ; edi = window + cur_match = match
+
+ mov edx,[esi+3] ; compare manually dword at match+3
+ xor edx,[edi+3] ; and scan +3
+
+ jz begincompare ; if equal, go to long compare
+
+; we will determine the unmatch byte and calculate len (in esi)
+ or dl,dl
+ je eq1rr
+ mov esi,3
+ jmp trfinval
+eq1rr:
+ or dx,dx
+ je eq1
+
+ mov esi,4
+ jmp trfinval
+eq1:
+ and edx,0ffffffh
+ jz eq11
+ mov esi,5
+ jmp trfinval
+eq11:
+ mov esi,6
+ jmp trfinval
+
+begincompare:
+ ; here we now scan and match begin same
+ add edi,6
+ add esi,6
+ mov ecx,(MAX_MATCH-(2+4))/4 ; scan for at most MAX_MATCH bytes
+ repe cmpsd ; loop until mismatch
+
+ je trfin ; go to trfin if not unmatch
+; we determine the unmatch byte
+ sub esi,4
+ mov edx,[edi-4]
+ xor edx,[esi]
+
+ or dl,dl
+ jnz trfin
+ inc esi
+
+ or dx,dx
+ jnz trfin
+ inc esi
+
+ and edx,0ffffffh
+ jnz trfin
+ inc esi
+
+trfin:
+ sub esi,scan ; esi = len
+trfinval:
+; here we have finised compare, and esi contain len of equal string
+ cmp esi,best_len ; if len > best_len, go newbestlen
+ ja short newbestlen
+; now we restore edx, ecx and esi, for the big loop
+ mov esi,prev
+ mov ecx,limit
+ mov edx,window
+ jmp contloop3
+
+newbestlen:
+ mov best_len,esi ; len become best_len
+
+ mov match_start,eax ; save new position as match_start
+ cmp esi,nice_match ; if best_len >= nice_match, exit
+ jae exitloop
+ mov ecx,scan
+ mov edx,window ; restore edx=window
+ add ecx,esi
+ add esi,edx
+
+ dec esi
+ mov windowlen,esi ; windowlen = window + best_len-1
+ mov bx,[ecx-1] ; bx = *(scan+best_len-1) = scan_end
+
+; now we restore ecx and esi, for the big loop :
+ mov esi,prev
+ mov ecx,limit
+ jmp contloop3
+
+exitloop:
+; exit : s->match_start=match_start
+ mov ebx,match_start
+ mov ebp,str_s
+ mov ecx,best_len
+ mov dword ptr [ebp+dep_match_start],ebx
+ mov eax,dword ptr [ebp+dep_lookahead]
+ cmp ecx,eax
+ ja minexlo
+ mov eax,ecx
+minexlo:
+; return min(best_len,s->lookahead)
+
+; restore stack and register ebx,esi,edi,ebp
+ add esp,NbStackAdd
+
+ pop ebx
+ pop esi
+ pop edi
+ pop ebp
+ ret
+InfoAuthor:
+; please don't remove this string !
+; Your are free use gvmat32 in any fre or commercial apps if you don't remove the string in the binary!
+ db 0dh,0ah,"GVMat32 optimised assembly code written 1996-98 by Gilles Vollant",0dh,0ah
+
+
+
+IFDEF NOUNDERLINE
+longest_match_7fff endp
+ELSE
+_longest_match_7fff endp
+ENDIF
+
+
+IFDEF NOUNDERLINE
+cpudetect32 proc near
+ELSE
+_cpudetect32 proc near
+ENDIF
+
+
+ pushfd ; push original EFLAGS
+ pop eax ; get original EFLAGS
+ mov ecx, eax ; save original EFLAGS
+ xor eax, 40000h ; flip AC bit in EFLAGS
+ push eax ; save new EFLAGS value on stack
+ popfd ; replace current EFLAGS value
+ pushfd ; get new EFLAGS
+ pop eax ; store new EFLAGS in EAX
+ xor eax, ecx ; can’t toggle AC bit, processor=80386
+ jz end_cpu_is_386 ; jump if 80386 processor
+ push ecx
+ popfd ; restore AC bit in EFLAGS first
+
+ pushfd
+ pushfd
+ pop ecx
+
+ mov eax, ecx ; get original EFLAGS
+ xor eax, 200000h ; flip ID bit in EFLAGS
+ push eax ; save new EFLAGS value on stack
+ popfd ; replace current EFLAGS value
+ pushfd ; get new EFLAGS
+ pop eax ; store new EFLAGS in EAX
+ popfd ; restore original EFLAGS
+ xor eax, ecx ; can’t toggle ID bit,
+ je is_old_486 ; processor=old
+
+ mov eax,1
+ db 0fh,0a2h ;CPUID
+
+exitcpudetect:
+ ret
+
+end_cpu_is_386:
+ mov eax,0300h
+ jmp exitcpudetect
+
+is_old_486:
+ mov eax,0400h
+ jmp exitcpudetect
+
+IFDEF NOUNDERLINE
+cpudetect32 endp
+ELSE
+_cpudetect32 endp
+ENDIF
+
+_TEXT ends
+end
diff --git a/zlib-1.1.4/contrib/asm386/gvmat32c.c b/zlib-1.1.4/contrib/asm386/gvmat32c.c
new file mode 100644
index 0000000..d853bb7
--- /dev/null
+++ b/zlib-1.1.4/contrib/asm386/gvmat32c.c
@@ -0,0 +1,200 @@
+/* gvmat32.c -- C portion of the optimized longest_match for 32 bits x86
+ * Copyright (C) 1995-1996 Jean-loup Gailly and Gilles Vollant.
+ * File written by Gilles Vollant, by modifiying the longest_match
+ * from Jean-loup Gailly in deflate.c
+ * it prepare all parameters and call the assembly longest_match_gvasm
+ * longest_match execute standard C code is wmask != 0x7fff
+ * (assembly code is faster with a fixed wmask)
+ *
+ */
+
+#include "deflate.h"
+
+#undef FAR
+#include <windows.h>
+
+#ifdef ASMV
+#define NIL 0
+
+#define UNALIGNED_OK
+
+
+/* if your C compiler don't add underline before function name,
+ define ADD_UNDERLINE_ASMFUNC */
+#ifdef ADD_UNDERLINE_ASMFUNC
+#define longest_match_7fff _longest_match_7fff
+#endif
+
+
+
+void match_init()
+{
+}
+
+unsigned long cpudetect32();
+
+uInt longest_match_c(
+ deflate_state *s,
+ IPos cur_match); /* current match */
+
+
+uInt longest_match_7fff(
+ deflate_state *s,
+ IPos cur_match); /* current match */
+
+uInt longest_match(
+ deflate_state *s,
+ IPos cur_match) /* current match */
+{
+ static uInt iIsPPro=2;
+
+ if ((s->w_mask == 0x7fff) && (iIsPPro==0))
+ return longest_match_7fff(s,cur_match);
+
+ if (iIsPPro==2)
+ iIsPPro = (((cpudetect32()/0x100)&0xf)>=6) ? 1 : 0;
+
+ return longest_match_c(s,cur_match);
+}
+
+
+
+uInt longest_match_c(s, cur_match)
+ deflate_state *s;
+ IPos cur_match; /* current match */
+{
+ unsigned chain_length = s->max_chain_length;/* max hash chain length */
+ register Bytef *scan = s->window + s->strstart; /* current string */
+ register Bytef *match; /* matched string */
+ register int len; /* length of current match */
+ int best_len = s->prev_length; /* best match length so far */
+ int nice_match = s->nice_match; /* stop if match long enough */
+ IPos limit = s->strstart > (IPos)MAX_DIST(s) ?
+ s->strstart - (IPos)MAX_DIST(s) : NIL;
+ /* Stop when cur_match becomes <= limit. To simplify the code,
+ * we prevent matches with the string of window index 0.
+ */
+ Posf *prev = s->prev;
+ uInt wmask = s->w_mask;
+
+#ifdef UNALIGNED_OK
+ /* Compare two bytes at a time. Note: this is not always beneficial.
+ * Try with and without -DUNALIGNED_OK to check.
+ */
+ register Bytef *strend = s->window + s->strstart + MAX_MATCH - 1;
+ register ush scan_start = *(ushf*)scan;
+ register ush scan_end = *(ushf*)(scan+best_len-1);
+#else
+ register Bytef *strend = s->window + s->strstart + MAX_MATCH;
+ register Byte scan_end1 = scan[best_len-1];
+ register Byte scan_end = scan[best_len];
+#endif
+
+ /* The code is optimized for HASH_BITS >= 8 and MAX_MATCH-2 multiple of 16.
+ * It is easy to get rid of this optimization if necessary.
+ */
+ Assert(s->hash_bits >= 8 && MAX_MATCH == 258, "Code too clever");
+
+ /* Do not waste too much time if we already have a good match: */
+ if (s->prev_length >= s->good_match) {
+ chain_length >>= 2;
+ }
+ /* Do not look for matches beyond the end of the input. This is necessary
+ * to make deflate deterministic.
+ */
+ if ((uInt)nice_match > s->lookahead) nice_match = s->lookahead;
+
+ Assert((ulg)s->strstart <= s->window_size-MIN_LOOKAHEAD, "need lookahead");
+
+ do {
+ Assert(cur_match < s->strstart, "no future");
+ match = s->window + cur_match;
+
+ /* Skip to next match if the match length cannot increase
+ * or if the match length is less than 2:
+ */
+#if (defined(UNALIGNED_OK) && MAX_MATCH == 258)
+ /* This code assumes sizeof(unsigned short) == 2. Do not use
+ * UNALIGNED_OK if your compiler uses a different size.
+ */
+ if (*(ushf*)(match+best_len-1) != scan_end ||
+ *(ushf*)match != scan_start) continue;
+
+ /* It is not necessary to compare scan[2] and match[2] since they are
+ * always equal when the other bytes match, given that the hash keys
+ * are equal and that HASH_BITS >= 8. Compare 2 bytes at a time at
+ * strstart+3, +5, ... up to strstart+257. We check for insufficient
+ * lookahead only every 4th comparison; the 128th check will be made
+ * at strstart+257. If MAX_MATCH-2 is not a multiple of 8, it is
+ * necessary to put more guard bytes at the end of the window, or
+ * to check more often for insufficient lookahead.
+ */
+ Assert(scan[2] == match[2], "scan[2]?");
+ scan++, match++;
+ do {
+ } while (*(ushf*)(scan+=2) == *(ushf*)(match+=2) &&
+ *(ushf*)(scan+=2) == *(ushf*)(match+=2) &&
+ *(ushf*)(scan+=2) == *(ushf*)(match+=2) &&
+ *(ushf*)(scan+=2) == *(ushf*)(match+=2) &&
+ scan < strend);
+ /* The funny "do {}" generates better code on most compilers */
+
+ /* Here, scan <= window+strstart+257 */
+ Assert(scan <= s->window+(unsigned)(s->window_size-1), "wild scan");
+ if (*scan == *match) scan++;
+
+ len = (MAX_MATCH - 1) - (int)(strend-scan);
+ scan = strend - (MAX_MATCH-1);
+
+#else /* UNALIGNED_OK */
+
+ if (match[best_len] != scan_end ||
+ match[best_len-1] != scan_end1 ||
+ *match != *scan ||
+ *++match != scan[1]) continue;
+
+ /* The check at best_len-1 can be removed because it will be made
+ * again later. (This heuristic is not always a win.)
+ * It is not necessary to compare scan[2] and match[2] since they
+ * are always equal when the other bytes match, given that
+ * the hash keys are equal and that HASH_BITS >= 8.
+ */
+ scan += 2, match++;
+ Assert(*scan == *match, "match[2]?");
+
+ /* We check for insufficient lookahead only every 8th comparison;
+ * the 256th check will be made at strstart+258.
+ */
+ do {
+ } while (*++scan == *++match && *++scan == *++match &&
+ *++scan == *++match && *++scan == *++match &&
+ *++scan == *++match && *++scan == *++match &&
+ *++scan == *++match && *++scan == *++match &&
+ scan < strend);
+
+ Assert(scan <= s->window+(unsigned)(s->window_size-1), "wild scan");
+
+ len = MAX_MATCH - (int)(strend - scan);
+ scan = strend - MAX_MATCH;
+
+#endif /* UNALIGNED_OK */
+
+ if (len > best_len) {
+ s->match_start = cur_match;
+ best_len = len;
+ if (len >= nice_match) break;
+#ifdef UNALIGNED_OK
+ scan_end = *(ushf*)(scan+best_len-1);
+#else
+ scan_end1 = scan[best_len-1];
+ scan_end = scan[best_len];
+#endif
+ }
+ } while ((cur_match = prev[cur_match & wmask]) > limit
+ && --chain_length != 0);
+
+ if ((uInt)best_len <= s->lookahead) return (uInt)best_len;
+ return s->lookahead;
+}
+
+#endif /* ASMV */
diff --git a/zlib-1.1.4/contrib/asm386/mkgvmt32.bat b/zlib-1.1.4/contrib/asm386/mkgvmt32.bat
new file mode 100644
index 0000000..6c5ffd7
--- /dev/null
+++ b/zlib-1.1.4/contrib/asm386/mkgvmt32.bat
@@ -0,0 +1 @@
+c:\masm611\bin\ml /coff /Zi /c /Flgvmat32.lst gvmat32.asm
diff --git a/zlib-1.1.4/contrib/asm386/zlibvc.def b/zlib-1.1.4/contrib/asm386/zlibvc.def
new file mode 100644
index 0000000..7e9d60d
--- /dev/null
+++ b/zlib-1.1.4/contrib/asm386/zlibvc.def
@@ -0,0 +1,74 @@
+LIBRARY "zlib"
+
+DESCRIPTION '"""zlib data compression library"""'
+
+
+VERSION 1.11
+
+
+HEAPSIZE 1048576,8192
+
+EXPORTS
+ adler32 @1
+ compress @2
+ crc32 @3
+ deflate @4
+ deflateCopy @5
+ deflateEnd @6
+ deflateInit2_ @7
+ deflateInit_ @8
+ deflateParams @9
+ deflateReset @10
+ deflateSetDictionary @11
+ gzclose @12
+ gzdopen @13
+ gzerror @14
+ gzflush @15
+ gzopen @16
+ gzread @17
+ gzwrite @18
+ inflate @19
+ inflateEnd @20
+ inflateInit2_ @21
+ inflateInit_ @22
+ inflateReset @23
+ inflateSetDictionary @24
+ inflateSync @25
+ uncompress @26
+ zlibVersion @27
+ gzprintf @28
+ gzputc @29
+ gzgetc @30
+ gzseek @31
+ gzrewind @32
+ gztell @33
+ gzeof @34
+ gzsetparams @35
+ zError @36
+ inflateSyncPoint @37
+ get_crc_table @38
+ compress2 @39
+ gzputs @40
+ gzgets @41
+
+ unzOpen @61
+ unzClose @62
+ unzGetGlobalInfo @63
+ unzGetCurrentFileInfo @64
+ unzGoToFirstFile @65
+ unzGoToNextFile @66
+ unzOpenCurrentFile @67
+ unzReadCurrentFile @68
+ unztell @70
+ unzeof @71
+ unzCloseCurrentFile @72
+ unzGetGlobalComment @73
+ unzStringFileNameCompare @74
+ unzLocateFile @75
+ unzGetLocalExtrafield @76
+
+ zipOpen @80
+ zipOpenNewFileInZip @81
+ zipWriteInFileInZip @82
+ zipCloseFileInZip @83
+ zipClose @84
diff --git a/zlib-1.1.4/contrib/asm386/zlibvc.dsp b/zlib-1.1.4/contrib/asm386/zlibvc.dsp
new file mode 100644
index 0000000..a70d4d4
--- /dev/null
+++ b/zlib-1.1.4/contrib/asm386/zlibvc.dsp
@@ -0,0 +1,651 @@
+# Microsoft Developer Studio Project File - Name="zlibvc" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 5.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Dynamic-Link Library" 0x0102
+# TARGTYPE "Win32 (ALPHA) Dynamic-Link Library" 0x0602
+
+CFG=zlibvc - Win32 Release
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE
+!MESSAGE NMAKE /f "zlibvc.mak".
+!MESSAGE
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE
+!MESSAGE NMAKE /f "zlibvc.mak" CFG="zlibvc - Win32 Release"
+!MESSAGE
+!MESSAGE Possible choices for configuration are:
+!MESSAGE
+!MESSAGE "zlibvc - Win32 Release" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "zlibvc - Win32 Debug" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "zlibvc - Win32 ReleaseAxp" (based on\
+ "Win32 (ALPHA) Dynamic-Link Library")
+!MESSAGE "zlibvc - Win32 ReleaseWithoutAsm" (based on\
+ "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "zlibvc - Win32 ReleaseWithoutCrtdll" (based on\
+ "Win32 (x86) Dynamic-Link Library")
+!MESSAGE
+
+# Begin Project
+# PROP Scc_ProjName ""
+# PROP Scc_LocalPath ""
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir ".\Release"
+# PROP BASE Intermediate_Dir ".\Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir ".\Release"
+# PROP Intermediate_Dir ".\Release"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+CPP=cl.exe
+# ADD BASE CPP /nologo /MT /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /YX /c
+# ADD CPP /nologo /MT /W3 /GX /O2 /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "_WINDLL" /D "_WIN32" /D "BUILD_ZLIBDLL" /D "ZLIB_DLL" /D "DYNAMIC_CRC_TABLE" /D "ASMV" /FAcs /FR /FD /c
+# SUBTRACT CPP /YX
+MTL=midl.exe
+# ADD BASE MTL /nologo /D "NDEBUG" /win32
+# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+RSC=rc.exe
+# ADD BASE RSC /l 0x40c /d "NDEBUG"
+# ADD RSC /l 0x40c /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:windows /dll /machine:I386
+# ADD LINK32 gvmat32.obj kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib crtdll.lib /nologo /subsystem:windows /dll /map /machine:I386 /nodefaultlib /out:".\Release\zlib.dll"
+# SUBTRACT LINK32 /pdb:none
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir ".\Debug"
+# PROP BASE Intermediate_Dir ".\Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir ".\Debug"
+# PROP Intermediate_Dir ".\Debug"
+# PROP Target_Dir ""
+CPP=cl.exe
+# ADD BASE CPP /nologo /MTd /W3 /Gm /GX /Zi /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /YX /c
+# ADD CPP /nologo /MTd /W3 /Gm /GX /Zi /Od /D "_DEBUG" /D "WIN32" /D "_WINDOWS" /D "_WINDLL" /D "_WIN32" /D "BUILD_ZLIBDLL" /D "ZLIB_DLL" /FD /c
+# SUBTRACT CPP /YX
+MTL=midl.exe
+# ADD BASE MTL /nologo /D "_DEBUG" /win32
+# ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
+RSC=rc.exe
+# ADD BASE RSC /l 0x40c /d "_DEBUG"
+# ADD RSC /l 0x40c /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib odbc32.lib odbccp32.lib /nologo /subsystem:windows /dll /debug /machine:I386
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib /nologo /subsystem:windows /dll /debug /machine:I386 /out:".\Debug\zlib.dll"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "zlibvc__"
+# PROP BASE Intermediate_Dir "zlibvc__"
+# PROP BASE Ignore_Export_Lib 0
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "zlibvc__"
+# PROP Intermediate_Dir "zlibvc__"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+MTL=midl.exe
+# ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+CPP=cl.exe
+# ADD BASE CPP /nologo /MT /Gt0 /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_WIN32" /D "BUILD_ZLIBDLL" /D "ZLIB_DLL" /D "DYNAMIC_CRC_TABLE" /FAcs /FR /YX /FD /c
+# ADD CPP /nologo /MT /Gt0 /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /D "_WIN32" /D "BUILD_ZLIBDLL" /D "ZLIB_DLL" /D "DYNAMIC_CRC_TABLE" /FAcs /FR /FD /c
+# SUBTRACT CPP /YX
+RSC=rc.exe
+# ADD BASE RSC /l 0x40c /d "NDEBUG"
+# ADD RSC /l 0x40c /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 crtdll.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib /nologo /subsystem:windows /dll /map /machine:ALPHA /nodefaultlib /out:".\Release\zlib.dll"
+# SUBTRACT BASE LINK32 /pdb:none
+# ADD LINK32 crtdll.lib kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib /nologo /subsystem:windows /dll /map /machine:ALPHA /nodefaultlib /out:"zlibvc__\zlib.dll"
+# SUBTRACT LINK32 /pdb:none
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "zlibvc_0"
+# PROP BASE Intermediate_Dir "zlibvc_0"
+# PROP BASE Ignore_Export_Lib 0
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "zlibvc_0"
+# PROP Intermediate_Dir "zlibvc_0"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+CPP=cl.exe
+# ADD BASE CPP /nologo /MT /W3 /GX /O2 /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "_WINDLL" /D "_WIN32" /D "BUILD_ZLIBDLL" /D "ZLIB_DLL" /D "DYNAMIC_CRC_TABLE" /FAcs /FR /YX /FD /c
+# ADD CPP /nologo /MT /W3 /GX /O2 /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "_WINDLL" /D "_WIN32" /D "BUILD_ZLIBDLL" /D "ZLIB_DLL" /D "DYNAMIC_CRC_TABLE" /FAcs /FR /FD /c
+# SUBTRACT CPP /YX
+MTL=midl.exe
+# ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+RSC=rc.exe
+# ADD BASE RSC /l 0x40c /d "NDEBUG"
+# ADD RSC /l 0x40c /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib crtdll.lib /nologo /subsystem:windows /dll /map /machine:I386 /nodefaultlib /out:".\Release\zlib.dll"
+# SUBTRACT BASE LINK32 /pdb:none
+# ADD LINK32 kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib crtdll.lib /nologo /subsystem:windows /dll /map /machine:I386 /nodefaultlib /out:".\zlibvc_0\zlib.dll"
+# SUBTRACT LINK32 /pdb:none
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "zlibvc_1"
+# PROP BASE Intermediate_Dir "zlibvc_1"
+# PROP BASE Ignore_Export_Lib 0
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "zlibvc_1"
+# PROP Intermediate_Dir "zlibvc_1"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+CPP=cl.exe
+# ADD BASE CPP /nologo /MT /W3 /GX /O2 /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "_WINDLL" /D "_WIN32" /D "BUILD_ZLIBDLL" /D "ZLIB_DLL" /D "DYNAMIC_CRC_TABLE" /D "ASMV" /FAcs /FR /YX /FD /c
+# ADD CPP /nologo /MT /W3 /GX /O2 /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "_WINDLL" /D "_WIN32" /D "BUILD_ZLIBDLL" /D "ZLIB_DLL" /D "DYNAMIC_CRC_TABLE" /D "ASMV" /FAcs /FR /FD /c
+# SUBTRACT CPP /YX
+MTL=midl.exe
+# ADD BASE MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+RSC=rc.exe
+# ADD BASE RSC /l 0x40c /d "NDEBUG"
+# ADD RSC /l 0x40c /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 gvmat32.obj kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib crtdll.lib /nologo /subsystem:windows /dll /map /machine:I386 /nodefaultlib /out:".\Release\zlib.dll"
+# SUBTRACT BASE LINK32 /pdb:none
+# ADD LINK32 gvmat32.obj kernel32.lib user32.lib gdi32.lib winspool.lib comdlg32.lib advapi32.lib shell32.lib ole32.lib oleaut32.lib uuid.lib crtdll.lib /nologo /subsystem:windows /dll /map /machine:I386 /nodefaultlib /out:".\zlibvc_1\zlib.dll"
+# SUBTRACT LINK32 /pdb:none
+
+!ENDIF
+
+# Begin Target
+
+# Name "zlibvc - Win32 Release"
+# Name "zlibvc - Win32 Debug"
+# Name "zlibvc - Win32 ReleaseAxp"
+# Name "zlibvc - Win32 ReleaseWithoutAsm"
+# Name "zlibvc - Win32 ReleaseWithoutCrtdll"
+# Begin Group "Source Files"
+
+# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;hpj;bat;for;f90"
+# Begin Source File
+
+SOURCE=.\adler32.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_ADLER=\
+ ".\zconf.h"\
+ ".\zlib.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\compress.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_COMPR=\
+ ".\zconf.h"\
+ ".\zlib.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\crc32.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_CRC32=\
+ ".\zconf.h"\
+ ".\zlib.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\deflate.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_DEFLA=\
+ ".\deflate.h"\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\gvmat32c.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\gzio.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_GZIO_=\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\infblock.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_INFBL=\
+ ".\infblock.h"\
+ ".\infcodes.h"\
+ ".\inftrees.h"\
+ ".\infutil.h"\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\infcodes.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_INFCO=\
+ ".\infblock.h"\
+ ".\infcodes.h"\
+ ".\inffast.h"\
+ ".\inftrees.h"\
+ ".\infutil.h"\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\inffast.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_INFFA=\
+ ".\infblock.h"\
+ ".\infcodes.h"\
+ ".\inffast.h"\
+ ".\inftrees.h"\
+ ".\infutil.h"\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\inflate.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_INFLA=\
+ ".\infblock.h"\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\inftrees.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_INFTR=\
+ ".\inftrees.h"\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\infutil.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_INFUT=\
+ ".\infblock.h"\
+ ".\infcodes.h"\
+ ".\inftrees.h"\
+ ".\infutil.h"\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\trees.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_TREES=\
+ ".\deflate.h"\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
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+# Begin Source File
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+SOURCE=.\uncompr.c
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+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_UNCOM=\
+ ".\zconf.h"\
+ ".\zlib.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
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+SOURCE=.\unzip.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
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+
+SOURCE=.\zip.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
+# Begin Source File
+
+SOURCE=.\zlib.rc
+# End Source File
+# Begin Source File
+
+SOURCE=.\zlibvc.def
+# End Source File
+# Begin Source File
+
+SOURCE=.\zutil.c
+
+!IF "$(CFG)" == "zlibvc - Win32 Release"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 Debug"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseAxp"
+
+DEP_CPP_ZUTIL=\
+ ".\zconf.h"\
+ ".\zlib.h"\
+ ".\zutil.h"\
+
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutAsm"
+
+!ELSEIF "$(CFG)" == "zlibvc - Win32 ReleaseWithoutCrtdll"
+
+!ENDIF
+
+# End Source File
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+# Begin Group "Header Files"
+
+# PROP Default_Filter "h;hpp;hxx;hm;inl;fi;fd"
+# Begin Source File
+
+SOURCE=.\deflate.h
+# End Source File
+# Begin Source File
+
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+# End Source File
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+
+SOURCE=.\infcodes.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\inffast.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\inftrees.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\infutil.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\zconf.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\zlib.h
+# End Source File
+# Begin Source File
+
+SOURCE=.\zutil.h
+# End Source File
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+
+# PROP Default_Filter "ico;cur;bmp;dlg;rc2;rct;bin;cnt;rtf;gif;jpg;jpeg;jpe"
+# End Group
+# End Target
+# End Project
diff --git a/zlib-1.1.4/contrib/asm386/zlibvc.dsw b/zlib-1.1.4/contrib/asm386/zlibvc.dsw
new file mode 100644
index 0000000..493cd87
--- /dev/null
+++ b/zlib-1.1.4/contrib/asm386/zlibvc.dsw
@@ -0,0 +1,41 @@
+Microsoft Developer Studio Workspace File, Format Version 5.00
+# WARNING: DO NOT EDIT OR DELETE THIS WORKSPACE FILE!
+
+###############################################################################
+
+Project: "zlibstat"=.\zlibstat.dsp - Package Owner=<4>
+
+Package=<5>
+{{{
+}}}
+
+Package=<4>
+{{{
+}}}
+
+###############################################################################
+
+Project: "zlibvc"=.\zlibvc.dsp - Package Owner=<4>
+
+Package=<5>
+{{{
+}}}
+
+Package=<4>
+{{{
+}}}
+
+###############################################################################
+
+Global:
+
+Package=<5>
+{{{
+}}}
+
+Package=<3>
+{{{
+}}}
+
+###############################################################################
+