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authorcsgr <csgr@FreeBSD.org>1994-10-11 11:29:17 +0000
committercsgr <csgr@FreeBSD.org>1994-10-11 11:29:17 +0000
commitf418b6577e744bfa0c97476aa5d3d3fe8a5bcf8e (patch)
treea58cbe88dd10332fd20ad8da27fdc68d8b9b06d0 /sys/kern/inflate.c
parent9414ff06a1d3ed474879b91a32c4a4dd963ab8ee (diff)
downloadFreeBSD-src-f418b6577e744bfa0c97476aa5d3d3fe8a5bcf8e.zip
FreeBSD-src-f418b6577e744bfa0c97476aa5d3d3fe8a5bcf8e.tar.gz
- remove unnecessary #includes (I think a couple of redundant ones remain)
- excise some unused code (#if 0'd out - don't want to nuke it yet) - fix problems with "make depend" - some macros were screwing it up - get rid of some static local variables There still seems to be a small reentrancy problem somewhere.
Diffstat (limited to 'sys/kern/inflate.c')
-rw-r--r--sys/kern/inflate.c36
1 files changed, 18 insertions, 18 deletions
diff --git a/sys/kern/inflate.c b/sys/kern/inflate.c
index bf96a58..4f7acf9 100644
--- a/sys/kern/inflate.c
+++ b/sys/kern/inflate.c
@@ -7,7 +7,7 @@
* this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp
* ----------------------------------------------------------------------------
*
- * $Id: imgact_gzip.c,v 1.4 1994/10/04 06:51:42 phk Exp $
+ * $Id: inflate.c,v 1.2 1994/10/07 23:18:09 csgr Exp $
*
* This module handles execution of a.out files which have been run through
* "gzip -9".
@@ -27,15 +27,9 @@
#include <sys/param.h>
#include <sys/systm.h>
-#include <sys/resourcevar.h>
-#include <sys/exec.h>
#include <sys/inflate.h>
#include <sys/mman.h>
#include <sys/malloc.h>
-#include <sys/imgact.h>
-#include <sys/imgact_aout.h>
-#include <sys/kernel.h>
-#include <sys/sysent.h>
#include <vm/vm.h>
#include <vm/vm_kern.h>
@@ -389,7 +383,11 @@ static int inflate_stored OF((struct gzip *, struct gz_global *));
static int inflate_fixed OF((struct gzip *, struct gz_global *));
static int inflate_dynamic OF((struct gzip *, struct gz_global *));
static int inflate_block OF((struct gzip *,int *, struct gz_global *));
+
+#if 0
+/* never used - why not ? */
static int inflate_free OF((struct gzip *, struct gz_global *));
+#endif
/* The inflate algorithm uses a sliding 32K byte window on the uncompressed
@@ -453,8 +451,8 @@ static const ush mask[] = {
* The following 2 were global variables.
* They are now fields of the gz_global structure.
*/
-#define bb (glbl->bb) /* bit buffer */
-#define bk (glbl->bk) /* bits in bit buffer */
+#define bb (glbl->gz_bb) /* bit buffer */
+#define bk (glbl->gz_bk) /* bits in bit buffer */
#ifndef CHECK_EOF
# define NEEDBITS(n) {while(k<(n)){b|=((ulg)NEXTBYTE)<<k;k+=8;}}
@@ -510,7 +508,7 @@ static const int dbits = 6; /* bits in base distance lookup table */
/*
* This also used to be a global variable
*/
-#define hufts (glbl->hufts)
+#define hufts (glbl->gz_hufts)
static int huft_build(gz,b, n, s, d, e, t, m, glbl)
@@ -547,7 +545,7 @@ struct gz_global * glbl;
register struct huft *q; /* points to current table */
struct huft r; /* table entry for structure assignment */
struct huft *u[BMAX]; /* table stack */
- static unsigned v[N_MAX]; /* values in order of bit length */
+ unsigned v[N_MAX]; /* values in order of bit length */
register int w; /* bits before this table == (l * h) */
unsigned x[BMAX+1]; /* bit offsets, then code stack */
unsigned *xp; /* pointer into x */
@@ -914,10 +912,10 @@ struct gz_global * glbl;
/* Globals for literal tables (built once) */
/* The real variables are now in the struct gz_global */
-#define fixed_tl (glbl->fixed_tl)
-#define fixed_td (glbl->fixed_td)
-#define fixed_bl (glbl->fixed_bl)
-#define fixed_bd (glbl->fixed_bd)
+#define fixed_tl (glbl->gz_fixed_tl)
+#define fixed_td (glbl->gz_fixed_td)
+#define fixed_bl (glbl->gz_fixed_bl)
+#define fixed_bd (glbl->gz_fixed_bd)
static int inflate_fixed(gz, glbl)
struct gzip *gz;
@@ -988,9 +986,9 @@ struct gz_global * glbl;
unsigned nl; /* number of literal/length codes */
unsigned nd; /* number of distance codes */
#ifdef PKZIP_BUG_WORKAROUND
- static unsigned ll[288+32]; /* literal/length and distance code lengths */
+ unsigned ll[288+32]; /* literal/length and distance code lengths */
#else
- static unsigned ll[286+30]; /* literal/length and distance code lengths */
+ unsigned ll[286+30]; /* literal/length and distance code lengths */
#endif
register ulg b; /* bit buffer */
register unsigned k; /* number of bits in bit buffer */
@@ -1225,7 +1223,8 @@ struct gz_global * glbl;
}
-
+#if 0
+/* Nobody uses this - why not? */
static int inflate_free(gz, glbl)
struct gzip *gz;
struct gz_global * glbl;
@@ -1238,3 +1237,4 @@ struct gz_global * glbl;
}
return 0;
}
+#endif
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