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Index: sys/conf/NOTES
===================================================================
--- sys/conf/NOTES
+++ sys/conf/NOTES
@@ -2963,4 +2963,6 @@
# Enable legacy /dev/spigenN name aliases for /dev/spigenX.Y devices.
options SPIGEN_LEGACY_CDEVNAME # legacy device names for spigen
+# Compression supports.
+device zlib # gzip/zlib compression/decompression library
device xz # xz_embedded LZMA de-compression library
Index: sys/conf/files
===================================================================
--- sys/conf/files
+++ sys/conf/files
@@ -4032,6 +4032,42 @@
libkern/timingsafe_bcmp.c standard
libkern/zlib.c optional crypto | geom_uzip | ipsec | \
ipsec_support | mxge | netgraph_deflate | ddb_ctf | gzio
+contrib/zlib/adler32.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C}"
+contrib/zlib/compress.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C} -Wno-cast-qual"
+contrib/zlib/crc32.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C} -Wno-cast-qual"
+contrib/zlib/deflate.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C} -Wno-cast-qual"
+contrib/zlib/inffast.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C}"
+contrib/zlib/inflate.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C}"
+contrib/zlib/inftrees.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C}"
+contrib/zlib/trees.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C}"
+contrib/zlib/uncompr.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C} -Wno-cast-qual"
+contrib/zlib/zutil.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C} -DHAVE_MEMCPY -DMY_ZCALLOC"
+dev/zlib/zlib_mod.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C}"
+dev/zlib/zcalloc.c optional crypto | geom_uzip | ipsec | \
+ ipsec_support | mxge | ddb_ctf | gzio | zlib \
+ compile-with "${ZLIB_C}"
net/altq/altq_cbq.c optional altq
net/altq/altq_codel.c optional altq
net/altq/altq_hfsc.c optional altq
Index: sys/conf/kern.pre.mk
===================================================================
--- sys/conf/kern.pre.mk
+++ sys/conf/kern.pre.mk
@@ -173,6 +173,12 @@
NORMAL_FWO= ${LD} -b binary --no-warn-mismatch -d -warn-common -r \
-m ${LD_EMULATION} -o ${.TARGET} ${.ALLSRC:M*.fw}
+# for zlib in the kernel
+ZLIB_CFLAGS+= -I$S/dev/zlib
+ZLIB_CFLAGS+= -DMY_ZCALLOC
+ZLIB_CFLAGS+= -DHAVE_MEMCPY
+ZLIB_C= ${CC} -c ${ZLIB_CFLAGS} ${CFLAGS} ${.IMPSRC}
+
# for ZSTD in the kernel (include zstd/lib/freebsd before other CFLAGS)
ZSTD_C= ${CC} -c -DZSTD_HEAPMODE=1 -I$S/contrib/zstd/lib/freebsd ${CFLAGS} -I$S/contrib/zstd/lib -I$S/contrib/zstd/lib/common ${WERROR} -Wno-inline -Wno-missing-prototypes ${PROF} -U__BMI__ ${.IMPSRC}
Index: sys/conf/kmod.mk
===================================================================
--- sys/conf/kmod.mk
+++ sys/conf/kmod.mk
@@ -104,6 +104,8 @@
__KLD_SHARED=no
.endif
+ZLIB_CFLAGS+= -I${SRCTOP}/sys/dev/zlib
+
.if !empty(CFLAGS:M-O[23s]) && empty(CFLAGS:M-fno-strict-aliasing)
CFLAGS+= -fno-strict-aliasing
.endif
Index: sys/contrib/zlib/deflate.c
===================================================================
--- sys/contrib/zlib/deflate.c
+++ sys/contrib/zlib/deflate.c
@@ -1622,8 +1622,10 @@
/* Maximum stored block length in deflate format (not including header). */
#define MAX_STORED 65535
+#if !defined(MIN)
/* Minimum of a and b. */
#define MIN(a, b) ((a) > (b) ? (b) : (a))
+#endif
/* ===========================================================================
* Copy without compression as much as possible from the input stream, return
Index: sys/dev/zlib/errno.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/errno.h
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include <sys/errno.h>
Index: sys/dev/zlib/fcntl.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/fcntl.h
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include <sys/fcntl.h>
Index: sys/dev/zlib/limits.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/limits.h
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include <sys/limits.h>
Index: sys/dev/zlib/stdarg.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/stdarg.h
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include <sys/_stdarg.h>
Index: sys/dev/zlib/stddef.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/stddef.h
@@ -0,0 +1,4 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include <sys/param.h> /* size_t */
+#include <sys/stddef.h>
Index: sys/dev/zlib/stdio.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/stdio.h
@@ -0,0 +1,2 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
Index: sys/dev/zlib/stdlib.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/stdlib.h
@@ -0,0 +1,16 @@
+#ifndef _DEV_ZLIB_STDLIB_
+#define _DEV_ZLIB_STDLIB_
+
+/* This file is in the public domain */
+/* $FreeBSD$ */
+
+#define malloc kernz_malloc
+#define free kernz_free
+
+void
+*kernz_malloc(size_t size);
+
+void
+kernz_free(void *ptr);
+
+#endif
Index: sys/dev/zlib/string.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/string.h
@@ -0,0 +1,3 @@
+/* This file is in the public domain */
+/* $FreeBSD$ */
+#include <sys/systm.h> /* memcpy, memset */
Index: sys/dev/zlib/zcalloc.h
===================================================================
--- /dev/null
+++ sys/dev/zlib/zcalloc.h
@@ -0,0 +1,7 @@
+#ifndef _DEV_ZLIB_ZCALLOC_
+#define _DEV_ZLIB_ZCALLOC_
+
+void * zcalloc_waitok(void *nil, u_int items, u_int size);
+void * zcalloc_nowait(void *nil, u_int items, u_int size);
+
+#endif
Index: sys/dev/zlib/zcalloc.c
===================================================================
--- /dev/null
+++ sys/dev/zlib/zcalloc.c
@@ -0,0 +1,53 @@
+#include <contrib/zlib/zutil.h>
+#include <dev/zlib/zcalloc.h>
+/* zlib expects std malloc/free and replaced to call kernz_malloc/free */
+#undef malloc
+#undef free
+#include <sys/kernel.h>
+#include <sys/malloc.h>
+
+MALLOC_DEFINE(M_ZLIB, "zlib", "ZLIB Compressor");
+
+void *
+zcalloc_waitok(void *nil, u_int items, u_int size)
+{
+
+ return mallocarray(items, size, M_ZLIB, M_WAITOK);
+}
+
+void *
+zcalloc_nowait(void *nil, u_int items, u_int size)
+{
+
+ return mallocarray(items, size, M_ZLIB, M_NOWAIT);
+}
+
+void *
+zcalloc(void *nil, u_int items, u_int size)
+{
+
+ return zcalloc_waitok(nil, items, size);
+}
+
+void
+zcfree(void *nil, void *ptr)
+{
+
+ free(ptr, M_ZLIB);
+}
+
+void *
+kernz_malloc(size_t size)
+{
+ void *ptr;
+
+ ptr = malloc(size, M_ZLIB, M_WAITOK);
+ return ptr;
+}
+
+void
+kernz_free(void *ptr)
+{
+
+ free(ptr, M_ZLIB);
+}
Index: sys/dev/zlib/zlib_mod.c
===================================================================
--- /dev/null
+++ sys/dev/zlib/zlib_mod.c
@@ -0,0 +1,24 @@
+#include <sys/param.h>
+#include <sys/time.h>
+#include <sys/kernel.h>
+#include <sys/module.h>
+
+static int
+zlib_modevent(module_t mod, int type, void *unused)
+{
+ switch (type) {
+ case MOD_LOAD:
+ return 0;
+ case MOD_UNLOAD:
+ return 0;
+ }
+ return EINVAL;
+}
+
+static moduledata_t zlib_mod = {
+ "zlib",
+ zlib_modevent,
+ 0
+};
+DECLARE_MODULE(zlib, zlib_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);
+MODULE_VERSION(zlib, 1);
Index: sys/libkern/zlib.c
===================================================================
--- sys/libkern/zlib.c
+++ sys/libkern/zlib.c
@@ -65,8 +65,6 @@
#include <sys/time.h>
#include <sys/systm.h>
#include <sys/param.h>
-#include <sys/kernel.h>
-#include <sys/module.h>
# define HAVE_MEMCPY
#else
@@ -5390,25 +5388,3 @@
return (s2 << 16) | s1;
}
/* --- adler32.c */
-
-#ifdef _KERNEL
-static int
-zlib_modevent(module_t mod, int type, void *unused)
-{
- switch (type) {
- case MOD_LOAD:
- return 0;
- case MOD_UNLOAD:
- return 0;
- }
- return EINVAL;
-}
-
-static moduledata_t zlib_mod = {
- "zlib",
- zlib_modevent,
- 0
-};
-DECLARE_MODULE(zlib, zlib_mod, SI_SUB_DRIVERS, SI_ORDER_FIRST);
-MODULE_VERSION(zlib, 1);
-#endif /* _KERNEL */
Index: sys/modules/zlib/Makefile
===================================================================
--- sys/modules/zlib/Makefile
+++ sys/modules/zlib/Makefile
@@ -1,8 +1,31 @@
# $FreeBSD$
.PATH: ${SRCTOP}/sys/libkern
+.PATH: ${SRCTOP}/sys/dev/zlib
+.PATH: ${SRCTOP}/sys/contrib/zlib
KMOD= zlib
+# legacy zlib - 1.0.4
SRCS= zlib.c
+# newer zlib - 1.2.11
+SRCS+= zlib_mod.c
+SRCS+= zcalloc.c
+SRCS+= adler32.c
+SRCS+= compress.c
+SRCS+= deflate.c
+SRCS+= inffast.c
+SRCS+= inflate.c
+SRCS+= inftrees.c
+SRCS+= trees.c
+SRCS+= uncompr.c
+SRCS+= zutil.c
+
+CFLAGS+=${ZLIB_CFLAGS}
+CFLAGS.zutil.c+=-DMY_ZCALLOC
+CFLAGS.zutil.c+=-DHAVE_MEMCPY
+
+CWARNFLAGS.compress.c+=-Wno-cast-qual # compress:49
+CWARNFLAGS.deflate.c+=-Wno-cast-qual # deflate.c:415
+CWARNFLAGS.uncompr.c+=-Wno-cast-qual # uncompr:49
.include <bsd.kmod.mk>
Index: sys/opencrypto/cryptodeflate.c
===================================================================
--- sys/opencrypto/cryptodeflate.c
+++ sys/opencrypto/cryptodeflate.c
@@ -105,7 +105,7 @@
bufh = bufp = malloc(sizeof(*bufp) + (size_t)(size * i),
M_CRYPTO_DATA, M_NOWAIT);
if (bufp == NULL) {
- SDT_PROBE6(opencrypto, deflate, deflate_global, bad,
+ SDT_PROBE6(opencrypto, _zlib104_deflate, deflate_global, bad,
decomp, 0, __LINE__, 0, 0, 0);
goto bad2;
}
@@ -125,7 +125,7 @@
deflateInit2(&zbuf, Z_DEFAULT_COMPRESSION, Z_METHOD,
window_deflate, Z_MEMLEVEL, Z_DEFAULT_STRATEGY);
if (error != Z_OK) {
- SDT_PROBE6(opencrypto, deflate, deflate_global, bad,
+ SDT_PROBE6(opencrypto, _zlib104_deflate, deflate_global, bad,
decomp, error, __LINE__, 0, 0, 0);
goto bad;
}
@@ -134,12 +134,12 @@
error = decomp ? inflate(&zbuf, Z_SYNC_FLUSH) :
deflate(&zbuf, Z_FINISH);
if (error != Z_OK && error != Z_STREAM_END) {
- SDT_PROBE6(opencrypto, deflate, deflate_global, bad,
+ SDT_PROBE6(opencrypto, _zlib104_deflate, deflate_global, bad,
decomp, error, __LINE__,
zbuf.avail_in, zbuf.avail_out, zbuf.total_out);
goto bad;
}
- SDT_PROBE6(opencrypto, deflate, deflate_global, iter,
+ SDT_PROBE6(opencrypto, _zlib104_deflate, deflate_global, iter,
decomp, error, __LINE__,
zbuf.avail_in, zbuf.avail_out, zbuf.total_out);
if (decomp && zbuf.avail_in == 0 && error == Z_STREAM_END) {
@@ -155,7 +155,7 @@
p = malloc(sizeof(*p) + (size_t)(size * i),
M_CRYPTO_DATA, M_NOWAIT);
if (p == NULL) {
- SDT_PROBE6(opencrypto, deflate, deflate_global,
+ SDT_PROBE6(opencrypto, _zlib104_deflate, deflate_global,
bad, decomp, 0, __LINE__, 0, 0, 0);
goto bad;
}
@@ -167,7 +167,7 @@
zbuf.avail_out = bufp->size;
} else {
/* Unexpect result. */
- SDT_PROBE6(opencrypto, deflate, deflate_global, bad,
+ SDT_PROBE6(opencrypto, _zlib104_deflate, deflate_global, bad,
decomp, error, __LINE__,
zbuf.avail_in, zbuf.avail_out, zbuf.total_out);
goto bad;
@@ -178,7 +178,7 @@
*out = malloc(result, M_CRYPTO_DATA, M_NOWAIT);
if (*out == NULL) {
- SDT_PROBE6(opencrypto, deflate, deflate_global, bad,
+ SDT_PROBE6(opencrypto, _zlib104_deflate, deflate_global, bad,
decomp, 0, __LINE__, 0, 0, 0);
goto bad;
}
Index: sys/sys/zlib.h
===================================================================
--- sys/sys/zlib.h
+++ sys/sys/zlib.h
@@ -72,40 +72,42 @@
* If you *really* need a unique prefix for all types and library functions,
* compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
*/
-#ifdef Z_PREFIX
-# define deflateInit_ z_deflateInit_
-# define deflate z_deflate
-# define deflateEnd z_deflateEnd
-# define inflateInit_ z_inflateInit_
-# define inflate z_inflate
-# define inflateEnd z_inflateEnd
-# define deflateInit2_ z_deflateInit2_
-# define deflateSetDictionary z_deflateSetDictionary
-# define deflateCopy z_deflateCopy
-# define deflateReset z_deflateReset
-# define deflateParams z_deflateParams
-# define inflateInit2_ z_inflateInit2_
-# define inflateSetDictionary z_inflateSetDictionary
-# define inflateSync z_inflateSync
-# define inflateReset z_inflateReset
-# define compress z_compress
-# define uncompress z_uncompress
-# define adler32 z_adler32
+#ifdef _KERNEL
+# define deflateInit_ _zlib104_deflateInit_
+# define deflate _zlib104_deflate
+# define deflateEnd _zlib104_deflateEnd
+# define inflateInit_ _zlib104_inflateInit_
+# define inflate _zlib104_inflate
+# define inflateEnd _zlib104_inflateEnd
+# define deflateInit2_ _zlib104_deflateInit2_
+# define deflateSetDictionary _zlib104_deflateSetDictionary
+# define deflateCopy _zlib104_deflateCopy
+# define deflateReset _zlib104_deflateReset
+# define deflateParams _zlib104_deflateParams
+# define inflateInit2_ _zlib104_inflateInit2_
+# define inflateSetDictionary _zlib104_inflateSetDictionary
+# define inflateSync _zlib104_inflateSync
+# define inflateReset _zlib104_inflateReset
+# define compress _zlib104_compress
+# define uncompress _zlib104_uncompress
+# define adler32 _zlib104_adler32
#if 0
-# define crc32 z_crc32
-# define get_crc_table z_get_crc_table
+# define crc32 _zlib104_crc32
+# define get_crc_table _zlib104_get_crc_table
#endif
+# define deflate_copyright _zlib104_deflate_copyright
+# define inflate_copyright _zlib104_inflate_copyright
-# define Byte z_Byte
-# define uInt z_uInt
-# define uLong z_uLong
-# define Bytef z_Bytef
-# define charf z_charf
-# define intf z_intf
-# define uIntf z_uIntf
-# define uLongf z_uLongf
-# define voidpf z_voidpf
-# define voidp z_voidp
+# define Byte _zlib104_Byte
+# define uInt _zlib104_uInt
+# define uLong _zlib104_uLong
+# define Bytef _zlib104_Bytef
+# define charf _zlib104_charf
+# define intf _zlib104_intf
+# define uIntf _zlib104_uIntf
+# define uLongf _zlib104_uLongf
+# define voidpf _zlib104_voidpf
+# define voidp _zlib104_voidp
#endif
#if (defined(_WIN32) || defined(__WIN32__)) && !defined(WIN32)

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