zlib 1.1.4 update

zlib/adler32.c

@@ -1,5 +1,5 @@
 /* adler32.c -- compute the Adler-32 checksum of a data stream
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/compress.c

@@ -1,5 +1,5 @@
 /* compress.c -- compress a memory buffer
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/crc32.c

@@ -1,5 +1,5 @@
 /* crc32.c -- compute the CRC-32 of a data stream
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/deflate.c

@@ -1,5 +1,5 @@
 /* deflate.c -- compress data using the deflation algorithm
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 
@@ -52,7 +52,7 @@
 #include "deflate.h"
 
 const char deflate_copyright[] =
-   " deflate 1.1.3 Copyright 1995-1998 Jean-loup Gailly ";
+   " deflate 1.1.4 Copyright 1995-2002 Jean-loup Gailly ";
 /*
   If you use the zlib library in a product, an acknowledgment is welcome
   in the documentation of your product. If for some reason you cannot
@@ -226,18 +226,11 @@ int ZEXPORT deflateInit2_(strm, level, method, windowBits, memLevel, strategy,
     if (strm == Z_NULL) return Z_STREAM_ERROR;
 
     strm->msg = Z_NULL;
-
-#ifdef _KERNEL
-    if (strm->zalloc == Z_NULL || strm->zfree == Z_NULL)
-      ssh_fatal("strm->zalloc == Z_NULL or strm->zfree == Z_NULL in _KERNEL compile");
-#else
     if (strm->zalloc == Z_NULL) {
         strm->zalloc = zcalloc;
         strm->opaque = (voidpf)0;
     }
-    if (strm->zfree == Z_NULL) 
+    if (strm->zfree == Z_NULL) strm->zfree = zcfree;
-      strm->zfree = zcfree;
-#endif /* _KERNEL */
 
     if (level == Z_DEFAULT_COMPRESSION) level = 6;
 #ifdef FASTEST
@@ -249,7 +242,7 @@ int ZEXPORT deflateInit2_(strm, level, method, windowBits, memLevel, strategy,
         windowBits = -windowBits;
     }
     if (memLevel < 1 || memLevel > MAX_MEM_LEVEL || method != Z_DEFLATED ||
-        windowBits < 8 || windowBits > 15 || level < 0 || level > 9 ||
+        windowBits < 9 || windowBits > 15 || level < 0 || level > 9 ||
         strategy < 0 || strategy > Z_HUFFMAN_ONLY) {
         return Z_STREAM_ERROR;
     }

zlib/deflate.h

@@ -1,5 +1,5 @@
 /* deflate.h -- internal compression state
- * Copyright (C) 1995-1998 Jean-loup Gailly
+ * Copyright (C) 1995-2002 Jean-loup Gailly
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/example.c

@@ -1,5 +1,5 @@
 /* example.c -- usage example of the zlib compression library
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/gzio.c

@@ -1,5 +1,5 @@
 /* gzio.c -- IO on .gz files
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h
  *
  * Compile this file with -DNO_DEFLATE to avoid the compression code.

zlib/infblock.c

@@ -1,5 +1,5 @@
 /* infblock.c -- interpret and process block types to last block
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 
@@ -249,10 +249,12 @@ int r;
                              &s->sub.trees.tb, s->hufts, z);
       if (t != Z_OK)
       {
-        ZFREE(z, s->sub.trees.blens);
         r = t;
         if (r == Z_DATA_ERROR)
+        {
+          ZFREE(z, s->sub.trees.blens);
           s->mode = BAD;
+        }
         LEAVE
       }
       s->sub.trees.index = 0;
@@ -313,11 +315,13 @@ int r;
         t = inflate_trees_dynamic(257 + (t & 0x1f), 1 + ((t >> 5) & 0x1f),
                                   s->sub.trees.blens, &bl, &bd, &tl, &td,
                                   s->hufts, z);
-        ZFREE(z, s->sub.trees.blens);
         if (t != Z_OK)
         {
           if (t == (uInt)Z_DATA_ERROR)
+          {
+            ZFREE(z, s->sub.trees.blens);
             s->mode = BAD;
+          }
           r = t;
           LEAVE
         }
@@ -329,6 +333,7 @@ int r;
         }
         s->sub.decode.codes = c;
       }
+      ZFREE(z, s->sub.trees.blens);
       s->mode = CODES;
     case CODES:
       UPDATE

zlib/infblock.h

@@ -1,5 +1,5 @@
 /* infblock.h -- header to use infblock.c
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/infcodes.c

@@ -1,5 +1,5 @@
 /* infcodes.c -- process literals and length/distance pairs
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 
@@ -196,15 +196,9 @@ int r;
       Tracevv((stderr, "inflate:         distance %u\n", c->sub.copy.dist));
       c->mode = COPY;
     case COPY:          /* o: copying bytes in window, waiting for space */
-#ifndef __TURBOC__ /* Turbo C bug for following expression */
-      f = (uInt)(q - s->window) < c->sub.copy.dist ?
-          s->end - (c->sub.copy.dist - (q - s->window)) :
-          q - c->sub.copy.dist;
-#else
       f = q - c->sub.copy.dist;
-      if ((uInt)(q - s->window) < c->sub.copy.dist)
+      while (f < s->window)             /* modulo window size-"while" instead */
-        f = s->end - (c->sub.copy.dist - (uInt)(q - s->window));
+        f += s->end - s->window;        /* of "if" handles invalid distances */
-#endif
       while (c->len)
       {
         NEEDOUT

zlib/infcodes.h

@@ -1,5 +1,5 @@
 /* infcodes.h -- header to use infcodes.c
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/inffast.c

@@ -1,5 +1,5 @@
 /* inffast.c -- process literals and length/distance pairs fast
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 
@@ -93,28 +93,41 @@ z_streamp z;
 
             /* do the copy */
             m -= c;
-            if ((uInt)(q - s->window) >= d)     /* offset before dest */
-            {                                   /*  just copy */
               r = q - d;
-              *q++ = *r++;  c--;        /* minimum count is three, */
+            if (r < s->window)                  /* wrap if needed */
-              *q++ = *r++;  c--;        /*  so unroll loop a little */
-            }
-            else                        /* else offset after destination */
             {
-              e = d - (uInt)(q - s->window); /* bytes from offset to end */
+              do {
-              r = s->end - e;           /* pointer to offset */
+                r += s->end - s->window;        /* force pointer in window */
-              if (c > e)                /* if source crosses, */
+              } while (r < s->window);          /* covers invalid distances */
+              e = s->end - r;
+              if (c > e)
               {
-                c -= e;                 /* copy to end of window */
+                c -= e;                         /* wrapped copy */
                 do {
                   *q++ = *r++;
                 } while (--e);
-                r = s->window;          /* copy rest from start of window */
+                r = s->window;
+                do {
+                    *q++ = *r++;
+                } while (--c);
+              }
+              else                              /* normal copy */
+              {
+                *q++ = *r++;  c--;
+                *q++ = *r++;  c--;
+                do {
+                    *q++ = *r++;
+                } while (--c);
               }
             }
-            do {                        /* copy all or what's left */
+            else                                /* normal copy */
-              *q++ = *r++;
+            {
-            } while (--c);
+              *q++ = *r++;  c--;
+              *q++ = *r++;  c--;
+              do {
+                *q++ = *r++;
+              } while (--c);
+            }
             break;
           }
           else if ((e & 64) == 0)

zlib/inffast.h

@@ -1,5 +1,5 @@
 /* inffast.h -- header to use inffast.c
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/inflate.c

@@ -1,5 +1,5 @@
 /* inflate.c -- zlib interface to inflate modules
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 
@@ -92,18 +92,12 @@ int stream_size;
   if (z == Z_NULL)
     return Z_STREAM_ERROR;
   z->msg = Z_NULL;
-#ifdef _KERNEL
-  if (z->zalloc == Z_NULL || z->zfree == Z_NULL)
-    ssh_fatal("z->zalloc == Z_NULL or z->zfree == Z_NULL in _KERNEL compile");
-#else
   if (z->zalloc == Z_NULL)
   {
     z->zalloc = zcalloc;
     z->opaque = (voidpf)0;
   }
-  if (z->zfree == Z_NULL) 
+  if (z->zfree == Z_NULL) z->zfree = zcfree;
-    z->zfree = zcfree;
-#endif /* _KERNEL */
   if ((z->state = (struct internal_state FAR *)
        ZALLOC(z,1,sizeof(struct internal_state))) == Z_NULL)
     return Z_MEM_ERROR;

zlib/inftrees.c

@@ -1,5 +1,5 @@
 /* inftrees.c -- generate Huffman trees for efficient decoding
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 
@@ -11,7 +11,7 @@
 #endif
 
 const char inflate_copyright[] =
-   " inflate 1.1.3 Copyright 1995-1998 Mark Adler ";
+   " inflate 1.1.4 Copyright 1995-2002 Mark Adler ";
 /*
   If you use the zlib library in a product, an acknowledgment is welcome
   in the documentation of your product. If for some reason you cannot
@@ -104,8 +104,7 @@ uIntf *v;               /* working area: values in order of bit length */
 /* Given a list of code lengths and a maximum table size, make a set of
    tables to decode that set of codes.  Return Z_OK on success, Z_BUF_ERROR
    if the given code set is incomplete (the tables are still built in this
-   case), Z_DATA_ERROR if the input is invalid (an over-subscribed set of
+   case), or Z_DATA_ERROR if the input is invalid. */
-   lengths), or Z_MEM_ERROR if not enough memory. */
 {
 
   uInt a;                       /* counter for codes of length k */
@@ -231,7 +230,7 @@ uIntf *v;               /* working area: values in order of bit length */
 
         /* allocate new table */
         if (*hn + z > MANY)     /* (note: doesn't matter for fixed) */
-          return Z_MEM_ERROR;   /* not enough memory */
+          return Z_DATA_ERROR;  /* overflow of MANY */
         u[h] = q = hp + *hn;
         *hn += z;
 

zlib/inftrees.h

@@ -1,5 +1,5 @@
 /* inftrees.h -- header to use inftrees.c
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/infutil.c

@@ -1,5 +1,5 @@
 /* inflate_util.c -- data and routines common to blocks and codes
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/infutil.h

@@ -1,5 +1,5 @@
 /* infutil.h -- types and macros common to blocks and codes
- * Copyright (C) 1995-1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/maketree.c

@@ -1,5 +1,5 @@
 /* maketree.c -- make inffixed.h table for decoding fixed codes
- * Copyright (C) 1998 Mark Adler
+ * Copyright (C) 1995-2002 Mark Adler
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/minigzip.c

@@ -1,5 +1,5 @@
 /* minigzip.c -- simulate gzip using the zlib compression library
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/trees.c

@@ -1,5 +1,5 @@
 /* trees.c -- output deflated data using Huffman coding
- * Copyright (C) 1995-1998 Jean-loup Gailly
+ * Copyright (C) 1995-2002 Jean-loup Gailly
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 
@@ -230,7 +230,7 @@ local void send_bits(s, value, length)
 #endif /* DEBUG */
 
 
-#define ZMAX(a,b) (a >= b ? a : b)
+#define MAX(a,b) (a >= b ? a : b)
 /* the arguments must not have side effects */
 
 /* ===========================================================================
@@ -675,7 +675,7 @@ local void build_tree(s, desc)
 
         /* Create a new node father of n and m */
         tree[node].Freq = tree[n].Freq + tree[m].Freq;
-        s->depth[node] = (uch) (ZMAX(s->depth[n], s->depth[m]) + 1);
+        s->depth[node] = (uch) (MAX(s->depth[n], s->depth[m]) + 1);
         tree[n].Dad = tree[m].Dad = (ush)node;
 #ifdef DUMP_BL_TREE
         if (tree == s->bl_tree) {

zlib/uncompr.c

@@ -1,5 +1,5 @@
 /* uncompr.c -- decompress a memory buffer
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 

zlib/zconf.h

@@ -1,5 +1,5 @@
 /* zconf.h -- configuration of the zlib compression library
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
@@ -237,7 +237,7 @@ typedef uLong FAR uLongf;
    typedef Byte     *voidp;
 #endif
 
-#if defined(HAVE_UNISTD_H) && !defined(_KERNEL)
+#ifdef HAVE_UNISTD_H
 #  include <sys/types.h> /* for off_t */
 #  include <unistd.h>    /* for SEEK_* and off_t */
 #  define z_off_t  off_t

zlib/zlib.h

@@ -1,7 +1,7 @@
 /* zlib.h -- interface of the 'zlib' general purpose compression library
-  version 1.1.3, July 9th, 1998
+  version 1.1.4, March 11th, 2002
 
-  Copyright (C) 1995-1998 Jean-loup Gailly and Mark Adler
+  Copyright (C) 1995-2002 Jean-loup Gailly and Mark Adler
 
   This software is provided 'as-is', without any express or implied
   warranty.  In no event will the authors be held liable for any damages
@@ -37,7 +37,7 @@
 extern "C" {
 #endif
 
-#define ZLIB_VERSION "1.1.3"
+#define ZLIB_VERSION "1.1.4"
 
 /* 
      The 'zlib' compression library provides in-memory compression and

zlib/zutil.c

@@ -1,5 +1,5 @@
 /* zutil.c -- target dependent utility functions for the compression library
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h 
  */
 
@@ -198,7 +198,6 @@ void  zcfree (voidpf opaque, voidpf ptr)
 #endif /* MSC */
 
 
-#ifndef _KERNEL
 #ifndef MY_ZCALLOC /* Any system without a special alloc function */
 
 #ifndef STDC
@@ -227,4 +226,3 @@ void  zcfree (opaque, ptr)
 }
 
 #endif /* MY_ZCALLOC */
-#endif /* _KERNEL */

zlib/zutil.h

@@ -1,5 +1,5 @@
 /* zutil.h -- internal interface and configuration of the compression library
- * Copyright (C) 1995-1998 Jean-loup Gailly.
+ * Copyright (C) 1995-2002 Jean-loup Gailly.
  * For conditions of distribution and use, see copyright notice in zlib.h
  */
 
@@ -15,16 +15,12 @@
 
 #include "zlib.h"
 
-#ifdef _KERNEL
-#include "kernel_includes.h"
-#else /* _KERNEL */
 #ifdef STDC
 #  include <stddef.h>
 #  include <string.h>
 #  include <stdlib.h>
-#endif /* STDC */
+#endif
-#endif /* _KERNEL */
+#ifdef NO_ERRNO_H
-#if defined(NO_ERRNO_H) || defined(_KERNEL)
     extern int errno;
 #else
 #   include <errno.h>