diff --git a/bin/Makefile.am b/bin/Makefile.am
index 4cff93c..048c0a5 100644
--- a/bin/Makefile.am
+++ b/bin/Makefile.am
@@ -81,6 +81,13 @@ hio_t06_CFLAGS = $(CFLAGS_COMMON)
 hio_t06_LDFLAGS = $(LDFLAGS_COMMON)
 hio_t06_LDADD = $(LIBADD_COMMON)
 
+bin_PROGRAMS += hio-untar
+hio_untar_SOURCES = untar.c
+hio_untar_CPPFLAGS = $(CPPFLAGS_COMMON)
+hio_untar_CFLAGS = $(CFLAGS_COMMON)
+hio_untar_LDFLAGS = $(LDFLAGS_COMMON)
+hio_untar_LDADD = $(LIBADD_COMMON)
+
 bin_PROGRAMS += hio-webs
 hio_webs_SOURCES = webs.c
 hio_webs_CPPFLAGS = $(CPPFLAGS_COMMON)
diff --git a/bin/Makefile.in b/bin/Makefile.in
index 6f398d4..f0f849c 100644
--- a/bin/Makefile.in
+++ b/bin/Makefile.in
@@ -90,7 +90,8 @@ build_triplet = @build@
 host_triplet = @host@
 bin_PROGRAMS = hio-execd$(EXEEXT) $(am__EXEEXT_1) hio-t01$(EXEEXT) \
 	hio-t02$(EXEEXT) hio-t03$(EXEEXT) hio-t04$(EXEEXT) \
-	hio-t05$(EXEEXT) hio-t06$(EXEEXT) hio-webs$(EXEEXT)
+	hio-t05$(EXEEXT) hio-t06$(EXEEXT) hio-untar$(EXEEXT) \
+	hio-webs$(EXEEXT)
 @HAVE_X11_LIB_TRUE@am__append_1 = hio-te
 @ENABLE_MARIADB_TRUE@am__append_2 = $(MARIADB_CFLAGS)  
 @ENABLE_MARIADB_TRUE@am__append_3 = $(MARIADB_LDFLAGS)  
@@ -168,6 +169,12 @@ hio_te_OBJECTS = $(am_hio_te_OBJECTS)
 hio_te_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
 	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(hio_te_CFLAGS) $(CFLAGS) \
 	$(hio_te_LDFLAGS) $(LDFLAGS) -o $@
+am_hio_untar_OBJECTS = hio_untar-untar.$(OBJEXT)
+hio_untar_OBJECTS = $(am_hio_untar_OBJECTS)
+hio_untar_DEPENDENCIES = $(LIBADD_COMMON)
+hio_untar_LINK = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
+	$(LIBTOOLFLAGS) --mode=link $(CCLD) $(hio_untar_CFLAGS) \
+	$(CFLAGS) $(hio_untar_LDFLAGS) $(LDFLAGS) -o $@
 am_hio_webs_OBJECTS = hio_webs-webs.$(OBJEXT)
 hio_webs_OBJECTS = $(am_hio_webs_OBJECTS)
 hio_webs_DEPENDENCIES = $(LIBADD_COMMON) $(am__DEPENDENCIES_1)
@@ -193,7 +200,8 @@ am__depfiles_remade = ./$(DEPDIR)/hio_execd-execd.Po \
 	./$(DEPDIR)/hio_t01-t01.Po ./$(DEPDIR)/hio_t02-t02.Po \
 	./$(DEPDIR)/hio_t03-t03.Po ./$(DEPDIR)/hio_t04-t04.Po \
 	./$(DEPDIR)/hio_t05-t05.Po ./$(DEPDIR)/hio_t06-t06.Po \
-	./$(DEPDIR)/hio_te-te.Po ./$(DEPDIR)/hio_webs-webs.Po
+	./$(DEPDIR)/hio_te-te.Po ./$(DEPDIR)/hio_untar-untar.Po \
+	./$(DEPDIR)/hio_webs-webs.Po
 am__mv = mv -f
 COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
 	$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
@@ -215,11 +223,13 @@ am__v_CCLD_0 = @echo "  CCLD    " $@;
 am__v_CCLD_1 = 
 SOURCES = $(hio_execd_SOURCES) $(hio_t01_SOURCES) $(hio_t02_SOURCES) \
 	$(hio_t03_SOURCES) $(hio_t04_SOURCES) $(hio_t05_SOURCES) \
-	$(hio_t06_SOURCES) $(hio_te_SOURCES) $(hio_webs_SOURCES)
+	$(hio_t06_SOURCES) $(hio_te_SOURCES) $(hio_untar_SOURCES) \
+	$(hio_webs_SOURCES)
 DIST_SOURCES = $(hio_execd_SOURCES) $(hio_t01_SOURCES) \
 	$(hio_t02_SOURCES) $(hio_t03_SOURCES) $(hio_t04_SOURCES) \
 	$(hio_t05_SOURCES) $(hio_t06_SOURCES) \
-	$(am__hio_te_SOURCES_DIST) $(hio_webs_SOURCES)
+	$(am__hio_te_SOURCES_DIST) $(hio_untar_SOURCES) \
+	$(hio_webs_SOURCES)
 am__can_run_installinfo = \
   case $$AM_UPDATE_INFO_DIR in \
     n|no|NO) false;; \
@@ -438,6 +448,11 @@ hio_t06_CPPFLAGS = $(CPPFLAGS_COMMON)
 hio_t06_CFLAGS = $(CFLAGS_COMMON)
 hio_t06_LDFLAGS = $(LDFLAGS_COMMON)
 hio_t06_LDADD = $(LIBADD_COMMON)
+hio_untar_SOURCES = untar.c
+hio_untar_CPPFLAGS = $(CPPFLAGS_COMMON)
+hio_untar_CFLAGS = $(CFLAGS_COMMON)
+hio_untar_LDFLAGS = $(LDFLAGS_COMMON)
+hio_untar_LDADD = $(LIBADD_COMMON)
 hio_webs_SOURCES = webs.c
 hio_webs_CPPFLAGS = $(CPPFLAGS_COMMON)
 hio_webs_CFLAGS = $(CFLAGS_COMMON)
@@ -558,6 +573,10 @@ hio-te$(EXEEXT): $(hio_te_OBJECTS) $(hio_te_DEPENDENCIES) $(EXTRA_hio_te_DEPENDE
 	@rm -f hio-te$(EXEEXT)
 	$(AM_V_CCLD)$(hio_te_LINK) $(hio_te_OBJECTS) $(hio_te_LDADD) $(LIBS)
 
+hio-untar$(EXEEXT): $(hio_untar_OBJECTS) $(hio_untar_DEPENDENCIES) $(EXTRA_hio_untar_DEPENDENCIES) 
+	@rm -f hio-untar$(EXEEXT)
+	$(AM_V_CCLD)$(hio_untar_LINK) $(hio_untar_OBJECTS) $(hio_untar_LDADD) $(LIBS)
+
 hio-webs$(EXEEXT): $(hio_webs_OBJECTS) $(hio_webs_DEPENDENCIES) $(EXTRA_hio_webs_DEPENDENCIES) 
 	@rm -f hio-webs$(EXEEXT)
 	$(AM_V_CCLD)$(hio_webs_LINK) $(hio_webs_OBJECTS) $(hio_webs_LDADD) $(LIBS)
@@ -576,6 +595,7 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/hio_t05-t05.Po@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/hio_t06-t06.Po@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/hio_te-te.Po@am__quote@ # am--include-marker
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/hio_untar-untar.Po@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/hio_webs-webs.Po@am__quote@ # am--include-marker
 
 $(am__depfiles_remade):
@@ -720,6 +740,20 @@ hio_te-te.obj: te.c
 @AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
 @am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(hio_te_CPPFLAGS) $(CPPFLAGS) $(hio_te_CFLAGS) $(CFLAGS) -c -o hio_te-te.obj `if test -f 'te.c'; then $(CYGPATH_W) 'te.c'; else $(CYGPATH_W) '$(srcdir)/te.c'; fi`
 
+hio_untar-untar.o: untar.c
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(hio_untar_CPPFLAGS) $(CPPFLAGS) $(hio_untar_CFLAGS) $(CFLAGS) -MT hio_untar-untar.o -MD -MP -MF $(DEPDIR)/hio_untar-untar.Tpo -c -o hio_untar-untar.o `test -f 'untar.c' || echo '$(srcdir)/'`untar.c
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/hio_untar-untar.Tpo $(DEPDIR)/hio_untar-untar.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='untar.c' object='hio_untar-untar.o' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(hio_untar_CPPFLAGS) $(CPPFLAGS) $(hio_untar_CFLAGS) $(CFLAGS) -c -o hio_untar-untar.o `test -f 'untar.c' || echo '$(srcdir)/'`untar.c
+
+hio_untar-untar.obj: untar.c
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(hio_untar_CPPFLAGS) $(CPPFLAGS) $(hio_untar_CFLAGS) $(CFLAGS) -MT hio_untar-untar.obj -MD -MP -MF $(DEPDIR)/hio_untar-untar.Tpo -c -o hio_untar-untar.obj `if test -f 'untar.c'; then $(CYGPATH_W) 'untar.c'; else $(CYGPATH_W) '$(srcdir)/untar.c'; fi`
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/hio_untar-untar.Tpo $(DEPDIR)/hio_untar-untar.Po
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='untar.c' object='hio_untar-untar.obj' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(hio_untar_CPPFLAGS) $(CPPFLAGS) $(hio_untar_CFLAGS) $(CFLAGS) -c -o hio_untar-untar.obj `if test -f 'untar.c'; then $(CYGPATH_W) 'untar.c'; else $(CYGPATH_W) '$(srcdir)/untar.c'; fi`
+
 hio_webs-webs.o: webs.c
 @am__fastdepCC_TRUE@	$(AM_V_CC)$(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(hio_webs_CPPFLAGS) $(CPPFLAGS) $(hio_webs_CFLAGS) $(CFLAGS) -MT hio_webs-webs.o -MD -MP -MF $(DEPDIR)/hio_webs-webs.Tpo -c -o hio_webs-webs.o `test -f 'webs.c' || echo '$(srcdir)/'`webs.c
 @am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/hio_webs-webs.Tpo $(DEPDIR)/hio_webs-webs.Po
@@ -875,6 +909,7 @@ distclean: distclean-am
 	-rm -f ./$(DEPDIR)/hio_t05-t05.Po
 	-rm -f ./$(DEPDIR)/hio_t06-t06.Po
 	-rm -f ./$(DEPDIR)/hio_te-te.Po
+	-rm -f ./$(DEPDIR)/hio_untar-untar.Po
 	-rm -f ./$(DEPDIR)/hio_webs-webs.Po
 	-rm -f Makefile
 distclean-am: clean-am distclean-compile distclean-generic \
@@ -929,6 +964,7 @@ maintainer-clean: maintainer-clean-am
 	-rm -f ./$(DEPDIR)/hio_t05-t05.Po
 	-rm -f ./$(DEPDIR)/hio_t06-t06.Po
 	-rm -f ./$(DEPDIR)/hio_te-te.Po
+	-rm -f ./$(DEPDIR)/hio_untar-untar.Po
 	-rm -f ./$(DEPDIR)/hio_webs-webs.Po
 	-rm -f Makefile
 maintainer-clean-am: distclean-am maintainer-clean-generic
diff --git a/bin/webs.c b/bin/webs.c
index 4c46fd2..0e9369f 100644
--- a/bin/webs.c
+++ b/bin/webs.c
@@ -1,7 +1,9 @@
 #include <hio-http.h>
+#include <hio-tar.h>
 #include <signal.h>
 #include <string.h>
 #include <stdio.h>
+#include <unistd.h>
 
 struct htts_ext_t
 {
@@ -9,6 +11,40 @@ struct htts_ext_t
 };
 typedef struct htts_ext_t htts_ext_t;
 
+
+void untar (hio_t* hio, hio_dev_thr_iopair_t* iop, hio_svc_htts_thr_func_info_t* tfi, void* ctx)
+{
+	FILE* wfp = NULL;
+	htts_ext_t* ext;
+
+	ext = hio_svc_htts_getxtn(tfi->htts);
+
+	wfp = fdopen(iop->wfd, "w");
+	if (!wfp)
+	{
+		write (iop->wfd, "Status: 500\r\n\r\n", 15); /* internal server error */
+		goto done;
+	}
+
+#if 0
+	if (hio_extract_tarfd(hio, iop->rfd, ext->docroot + tfi->req_path) <= -1)
+	{
+/* TODO: better error message */
+		write (iop->wfd, "Status: 500\r\n\r\n", 15); 
+		goto done;
+	}
+#endif
+
+	write (iop->wfd, "Status: 200\r\n\r\n", 15); 
+
+done:
+	if (wfp)
+	{
+		iop->wfd = HIO_SYSHND_INVALID; /* prevent double close by the main library */
+		fclose (wfp);
+	}
+}
+
 static int process_http_request (hio_svc_htts_t* htts, hio_dev_sck_t* csck, hio_htre_t* req)
 {
 	htts_ext_t* ext = hio_svc_htts_getxtn(htts);
@@ -22,6 +58,11 @@ static int process_http_request (hio_svc_htts_t* htts, hio_dev_sck_t* csck, hio_
 	qpath = hio_htre_getqpath(req);
 
 
+	if (mth == HIO_HTTP_OTHER && hio_comp_bcstr(hio_htre_getqmethodname(req), "UNTAR", 1) == 0)
+	{
+		hio_svc_htts_dothr(htts, csck, req, untar, HIO_NULL, 0);
+	}
+	else
 //	if (mth == HIO_HTTP_GET || mth == HIO_HTTP_POST)
 	{
 		/* TODO: proper mime-type */
@@ -38,7 +79,7 @@ static int process_http_request (hio_svc_htts_t* htts, hio_dev_sck_t* csck, hio_
 	}
 #endif
 	return 0;
-	
+
 oops:
 	hio_dev_sck_halt (csck);
 	return 0;
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 33c5533..375ff55 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -60,6 +60,7 @@ include_HEADERS = \
 	hio-shw.h \
 	hio-skad.h \
 	hio-str.h \
+	hio-tar.h \
 	hio-thr.h \
 	hio-upac.h \
 	hio-utl.h \
@@ -113,6 +114,7 @@ libhio_la_SOURCES = \
 	thr.c \
 	uch-case.h \
 	uch-prop.h \
+	tar.c  \
 	tmr.c \
 	utf8.c \
 	utl.c \
diff --git a/lib/Makefile.in b/lib/Makefile.in
index 5a30f77..48a11a5 100644
--- a/lib/Makefile.in
+++ b/lib/Makefile.in
@@ -154,7 +154,7 @@ am__libhio_la_SOURCES_DIST = chr.c dhcp-svr.c dns.c dns-cli.c ecs.c \
 	nwif.c opt.c opt-imp.h path.c pipe.c pro.c pty.c rad-msg.c \
 	sck.c shw.c skad.c sys.c sys-ass.c sys-err.c sys-log.c \
 	sys-mux.c sys-prv.h sys-tim.c thr.c uch-case.h uch-prop.h \
-	tmr.c utf8.c utl.c utl-siph.c utl-str.c mar.c mar-cli.c
+	tar.c tmr.c utf8.c utl.c utl-siph.c utl-str.c mar.c mar-cli.c
 @ENABLE_MARIADB_TRUE@am__objects_1 = libhio_la-mar.lo \
 @ENABLE_MARIADB_TRUE@	libhio_la-mar-cli.lo
 am_libhio_la_OBJECTS = libhio_la-chr.lo libhio_la-dhcp-svr.lo \
@@ -170,9 +170,9 @@ am_libhio_la_OBJECTS = libhio_la-chr.lo libhio_la-dhcp-svr.lo \
 	libhio_la-sck.lo libhio_la-shw.lo libhio_la-skad.lo \
 	libhio_la-sys.lo libhio_la-sys-ass.lo libhio_la-sys-err.lo \
 	libhio_la-sys-log.lo libhio_la-sys-mux.lo libhio_la-sys-tim.lo \
-	libhio_la-thr.lo libhio_la-tmr.lo libhio_la-utf8.lo \
-	libhio_la-utl.lo libhio_la-utl-siph.lo libhio_la-utl-str.lo \
-	$(am__objects_1)
+	libhio_la-thr.lo libhio_la-tar.lo libhio_la-tmr.lo \
+	libhio_la-utf8.lo libhio_la-utl.lo libhio_la-utl-siph.lo \
+	libhio_la-utl-str.lo $(am__objects_1)
 libhio_la_OBJECTS = $(am_libhio_la_OBJECTS)
 AM_V_lt = $(am__v_lt_@AM_V@)
 am__v_lt_ = $(am__v_lt_@AM_DEFAULT_V@)
@@ -225,8 +225,9 @@ am__depfiles_remade = ./$(DEPDIR)/libhio_la-chr.Plo \
 	./$(DEPDIR)/libhio_la-sys-log.Plo \
 	./$(DEPDIR)/libhio_la-sys-mux.Plo \
 	./$(DEPDIR)/libhio_la-sys-tim.Plo \
-	./$(DEPDIR)/libhio_la-sys.Plo ./$(DEPDIR)/libhio_la-thr.Plo \
-	./$(DEPDIR)/libhio_la-tmr.Plo ./$(DEPDIR)/libhio_la-utf8.Plo \
+	./$(DEPDIR)/libhio_la-sys.Plo ./$(DEPDIR)/libhio_la-tar.Plo \
+	./$(DEPDIR)/libhio_la-thr.Plo ./$(DEPDIR)/libhio_la-tmr.Plo \
+	./$(DEPDIR)/libhio_la-utf8.Plo \
 	./$(DEPDIR)/libhio_la-utl-siph.Plo \
 	./$(DEPDIR)/libhio_la-utl-str.Plo \
 	./$(DEPDIR)/libhio_la-utl.Plo
@@ -260,8 +261,8 @@ am__include_HEADERS_DIST = hio-chr.h hio-cmn.h hio-dhcp.h hio-dns.h \
 	hio-ecs.h hio-fcgi.h hio-fmt.h hio-htb.h hio-htrd.h hio-htre.h \
 	hio-http.h hio-json.h hio-md5.h hio-nwif.h hio-opt.h \
 	hio-pac1.h hio-path.h hio-pipe.h hio-pro.h hio-pty.h hio-rad.h \
-	hio-sck.h hio-shw.h hio-skad.h hio-str.h hio-thr.h hio-upac.h \
-	hio-utl.h hio.h hio-mar.h
+	hio-sck.h hio-shw.h hio-skad.h hio-str.h hio-tar.h hio-thr.h \
+	hio-upac.h hio-utl.h hio.h hio-mar.h
 HEADERS = $(include_HEADERS)
 am__tagged_files = $(HEADERS) $(SOURCES) $(TAGS_FILES) $(LISP) \
 	hio-cfg.h.in
@@ -463,8 +464,8 @@ include_HEADERS = hio-chr.h hio-cmn.h hio-dhcp.h hio-dns.h hio-ecs.h \
 	hio-fcgi.h hio-fmt.h hio-htb.h hio-htrd.h hio-htre.h \
 	hio-http.h hio-json.h hio-md5.h hio-nwif.h hio-opt.h \
 	hio-pac1.h hio-path.h hio-pipe.h hio-pro.h hio-pty.h hio-rad.h \
-	hio-sck.h hio-shw.h hio-skad.h hio-str.h hio-thr.h hio-upac.h \
-	hio-utl.h hio.h $(am__append_1)
+	hio-sck.h hio-shw.h hio-skad.h hio-str.h hio-tar.h hio-thr.h \
+	hio-upac.h hio-utl.h hio.h $(am__append_1)
 lib_LTLIBRARIES = libhio.la
 libhio_la_SOURCES = chr.c dhcp-svr.c dns.c dns-cli.c ecs.c ecs-imp.h \
 	err.c fcgi-cli.c fmt.c fmt-imp.h htb.c htrd.c htre.c http.c \
@@ -472,8 +473,8 @@ libhio_la_SOURCES = chr.c dhcp-svr.c dns.c dns-cli.c ecs.c ecs-imp.h \
 	http-thr.c http-txt.c json.c hio-prv.h hio.c md5.c nwif.c \
 	opt.c opt-imp.h path.c pipe.c pro.c pty.c rad-msg.c sck.c \
 	shw.c skad.c sys.c sys-ass.c sys-err.c sys-log.c sys-mux.c \
-	sys-prv.h sys-tim.c thr.c uch-case.h uch-prop.h tmr.c utf8.c \
-	utl.c utl-siph.c utl-str.c $(am__append_2)
+	sys-prv.h sys-tim.c thr.c uch-case.h uch-prop.h tar.c tmr.c \
+	utf8.c utl.c utl-siph.c utl-str.c $(am__append_2)
 libhio_la_CPPFLAGS = $(CPPFLAGS_LIB_COMMON)
 libhio_la_CFLAGS = $(CFLAGS_LIB_COMMON) $(am__append_3)
 libhio_la_LDFLAGS = $(LDFLAGS_LIB_COMMON) $(am__append_4)
@@ -612,6 +613,7 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libhio_la-sys-mux.Plo@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libhio_la-sys-tim.Plo@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libhio_la-sys.Plo@am__quote@ # am--include-marker
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libhio_la-tar.Plo@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libhio_la-thr.Plo@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libhio_la-tmr.Plo@am__quote@ # am--include-marker
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/libhio_la-utf8.Plo@am__quote@ # am--include-marker
@@ -915,6 +917,13 @@ libhio_la-thr.lo: thr.c
 @AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
 @am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libhio_la_CPPFLAGS) $(CPPFLAGS) $(libhio_la_CFLAGS) $(CFLAGS) -c -o libhio_la-thr.lo `test -f 'thr.c' || echo '$(srcdir)/'`thr.c
 
+libhio_la-tar.lo: tar.c
+@am__fastdepCC_TRUE@	$(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libhio_la_CPPFLAGS) $(CPPFLAGS) $(libhio_la_CFLAGS) $(CFLAGS) -MT libhio_la-tar.lo -MD -MP -MF $(DEPDIR)/libhio_la-tar.Tpo -c -o libhio_la-tar.lo `test -f 'tar.c' || echo '$(srcdir)/'`tar.c
+@am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/libhio_la-tar.Tpo $(DEPDIR)/libhio_la-tar.Plo
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	$(AM_V_CC)source='tar.c' object='libhio_la-tar.lo' libtool=yes @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCC_FALSE@	DEPDIR=$(DEPDIR) $(CCDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCC_FALSE@	$(AM_V_CC@am__nodep@)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libhio_la_CPPFLAGS) $(CPPFLAGS) $(libhio_la_CFLAGS) $(CFLAGS) -c -o libhio_la-tar.lo `test -f 'tar.c' || echo '$(srcdir)/'`tar.c
+
 libhio_la-tmr.lo: tmr.c
 @am__fastdepCC_TRUE@	$(AM_V_CC)$(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(libhio_la_CPPFLAGS) $(CPPFLAGS) $(libhio_la_CFLAGS) $(CFLAGS) -MT libhio_la-tmr.lo -MD -MP -MF $(DEPDIR)/libhio_la-tmr.Tpo -c -o libhio_la-tmr.lo `test -f 'tmr.c' || echo '$(srcdir)/'`tmr.c
 @am__fastdepCC_TRUE@	$(AM_V_at)$(am__mv) $(DEPDIR)/libhio_la-tmr.Tpo $(DEPDIR)/libhio_la-tmr.Plo
@@ -1161,6 +1170,7 @@ distclean: distclean-am
 	-rm -f ./$(DEPDIR)/libhio_la-sys-mux.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-sys-tim.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-sys.Plo
+	-rm -f ./$(DEPDIR)/libhio_la-tar.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-thr.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-tmr.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-utf8.Plo
@@ -1252,6 +1262,7 @@ maintainer-clean: maintainer-clean-am
 	-rm -f ./$(DEPDIR)/libhio_la-sys-mux.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-sys-tim.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-sys.Plo
+	-rm -f ./$(DEPDIR)/libhio_la-tar.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-thr.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-tmr.Plo
 	-rm -f ./$(DEPDIR)/libhio_la-utf8.Plo
diff --git a/lib/hio-http.h b/lib/hio-http.h
index 3187817..424dba4 100644
--- a/lib/hio-http.h
+++ b/lib/hio-http.h
@@ -113,7 +113,7 @@ typedef int (*hio_svc_htts_proc_req_t) (
 /* -------------------------------------------------------------- */
 struct hio_svc_htts_thr_func_info_t
 {
-	hio_t*             hio;
+	hio_svc_htts_t*    htts;
 
 	hio_http_method_t  req_method;
 	hio_http_version_t req_version;
@@ -131,7 +131,7 @@ typedef struct hio_svc_htts_thr_func_info_t hio_svc_htts_thr_func_info_t;
 typedef void (*hio_svc_htts_thr_func_t) (
 	hio_t*                        hio,
 	hio_dev_thr_iopair_t*         iop,
-	hio_svc_htts_thr_func_info_t* info,
+	hio_svc_htts_thr_func_info_t* tfi,
 	void*                         ctx
 );
 
diff --git a/lib/hio-tar.h b/lib/hio-tar.h
new file mode 100644
index 0000000..65907f7
--- /dev/null
+++ b/lib/hio-tar.h
@@ -0,0 +1,122 @@
+#ifndef _HIO_TAR_H_
+#define _HIO_TAR_H_
+
+#include <hio.h>
+
+
+/* tar Header Block, from POSIX 1003.1-1990.  */
+struct hio_tar_hdr_t
+{                              /* byte offset */
+	char name[100];               /*   0 */
+	char mode[8];                 /* 100 */
+	char uid[8];                  /* 108 */
+	char gid[8];                  /* 116 */
+	char size[12];                /* 124 */
+	char mtime[12];               /* 136 */
+	char chksum[8];               /* 148 */
+	char typeflag;                /* 156 */
+	char linkname[100];           /* 157 */
+	char magic[6];                /* 257 */
+	char version[2];              /* 263 */
+	char uname[32];               /* 265 */
+	char gname[32];               /* 297 */
+	char devmajor[8];             /* 329 */
+	char devminor[8];             /* 337 */
+	char prefix[155];             /* 345 */
+	char padding[12];             /* 500 */
+#if 0
+	char *gnu_longname;
+	char *gnu_longlink;
+#endif
+};
+
+typedef struct hio_tar_hdr_t hio_tar_hdr_t;
+
+
+#define HIO_TAR_MAGIC   "ustar"        /* ustar and a null */
+#define HIO_TAR_MAGLEN  6
+#define HIO_TAR_VERSION "00"           /* 00 and no null */
+#define HIO_TAR_VERSLEN 2
+
+/* Values used in typeflag field.  */
+#define HIO_TAR_REGTYPE  '0'            /* regular file */
+#define HIO_TAR_AREGTYPE '\0'           /* regular file */
+#define HIO_TAR_LNKTYPE  '1'            /* link */
+#define HIO_TAR_SYMTYPE  '2'            /* reserved */
+#define HIO_TAR_CHRTYPE  '3'            /* character special */
+#define HIO_TAR_BLKTYPE  '4'            /* block special */
+#define HIO_TAR_DIRTYPE  '5'            /* directory */
+#define HIO_TAR_FIFOTYPE '6'            /* FIFO special */
+#define HIO_TAR_CONTTYPE '7'            /* reserved */
+
+#define HIO_TAR_XHDTYPE  'x'            /* Extended header referring to the next file in the archive */
+#define HIO_TAR_XGLTYPE  'g'            /* Global extended header */
+
+/* Bits used in the mode field, values in octal.  */
+#define HIO_TAR_SUID    04000          /* set UID on execution */
+#define HIO_TAR_SGID    02000          /* set GID on execution */
+#define HIO_TAR_SVTX    01000          /* reserved */
+
+/* file permissions */
+#define HIO_TAR_UREAD   00400          /* read by owner */
+#define HIO_TAR_UWRITE  00200          /* write by owner */
+#define HIO_TAR_UEXEC   00100          /* execute/search by owner */
+#define HIO_TAR_GREAD   00040          /* read by group */
+#define HIO_TAR_GWRITE  00020          /* write by group */
+#define HIO_TAR_GEXEC   00010          /* execute/search by group */
+#define HIO_TAR_OREAD   00004          /* read by other */
+#define HIO_TAR_OWRITE  00002          /* write by other */
+#define HIO_TAR_OEXEC   00001          /* execute/search by other */
+
+#define HIO_TAR_BLKSIZE (512)
+
+enum hio_tar_state_t
+{
+	HIO_TAR_STATE_START,
+	HIO_TAR_STATE_FILE,
+	HIO_TAR_STATE_END
+};
+typedef enum hio_tar_state_t hio_tar_state_t;
+
+struct hio_tar_t
+{
+	hio_t* hio;
+
+	hio_tar_state_t state;
+	struct
+	{
+		hio_uint8_t buf[HIO_TAR_BLKSIZE];
+		hio_oow_t len;
+	} blk;
+};
+typedef struct hio_tar_t hio_tar_t;
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+HIO_EXPORT int hio_extract_tar (hio_t* hio, const hio_bch_t* archive_file);
+
+
+hio_tar_t* hio_tar_open (
+	hio_t*    hio,
+	hio_oow_t xtnsize
+);
+
+void hio_tar_close (
+	hio_tar_t* tar
+);
+
+int hio_tar_init (
+	hio_tar_t* tar
+);
+
+void hio_tar_fini (
+	hio_tar_t* tar
+);
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif
diff --git a/lib/http-thr.c b/lib/http-thr.c
index ffa1377..598cfee 100644
--- a/lib/http-thr.c
+++ b/lib/http-thr.c
@@ -836,6 +836,7 @@ int hio_svc_htts_dothr (hio_svc_htts_t* htts, hio_dev_sck_t* csck, hio_htre_t* r
 	tfs->thr_func = func;
 	tfs->thr_ctx = ctx;
 
+	tfs->tfi.htts = htts;
 	tfs->tfi.req_method = hio_htre_getqmethodtype(req);
 	tfs->tfi.req_version = *hio_htre_getversion(req);
 	tfs->tfi.req_path = hio_dupbcstr(hio, hio_htre_getqpath(req), HIO_NULL);
diff --git a/lib/tar.c b/lib/tar.c
new file mode 100644
index 0000000..17a165c
--- /dev/null
+++ b/lib/tar.c
@@ -0,0 +1,286 @@
+#include <hio-tar.h>
+#include <hio-utl.h>
+#include <hio-prv.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+static hio_uint8_t _end_block[HIO_TAR_BLKSIZE] = { 0, };
+
+#if 0
+static int verify_checksum(const char *p)
+{
+	int n, u = 0;
+
+	for (n = 0; n < 512; n++) 
+	{
+		if (n < 148 || n > 155)
+			/* Standard tar checksum adds unsigned bytes. */
+			u += ((hio_uint8_t*)p)[n];
+		else
+			u += 0x20;
+
+	}
+	return (u == parseoct(p + 148, 8));
+}
+#endif
+
+static int create_dir (hio_bch_t *pathname, int mode)
+{
+	char *p;
+	int n;
+	hio_oow_t pathlen;
+
+	pathlen = hio_count_bcstr(pathname);
+
+	/* Strip trailing '/' TODO: improve ...*/ 
+	if (pathname[pathlen - 1] == '/')
+		pathname[pathlen - 1] = '\0';
+
+	n = mkdir(pathname, mode);
+	if (n <= -1) 
+	{
+		/* On failure, try creating parent directory. */
+		p = hio_rfind_bchar_in_bcstr(pathname, '/');
+		if (p) 
+		{
+			*p = '\0';
+			create_dir(pathname, 0755);
+			*p = '/';
+			n = mkdir(pathname, mode);
+		}
+	}
+
+	return n;
+}
+
+static FILE* create_file (char *pathname, int mode)
+{
+	FILE *fp;
+	fp = fopen(pathname, "wb+");
+	if (!fp) 
+	{
+		char* p = hio_rfind_bchar_in_bcstr(pathname, '/');
+		if (p) 
+		{
+			*p = '\0';
+			create_dir(pathname, 0755);
+			*p = '/';
+			fp = fopen(pathname, "wb+");
+		}
+	}
+	return fp;
+}
+
+static int extract_tar (hio_t* hio, FILE* fp)
+{
+	char buf[HIO_TAR_BLKSIZE];
+	FILE* f = NULL;
+	int filesize;
+
+	while (1)
+	{
+		int is_sober;
+		const hio_bch_t* endptr;
+		hio_iolen_t nbytes;
+		hio_tar_hdr_t* hdr;
+		hio_uint32_t mode;
+
+		nbytes = fread(buf, 1, HIO_TAR_BLKSIZE, fp);
+		if (nbytes < HIO_TAR_BLKSIZE)
+		{
+			hio_seterrbfmt (hio, HIO_EINVAL, "truncated trailing block");
+			return -1;
+		}
+
+		/* all-zero byte block ends the archive */
+		if (HIO_MEMCMP(buf, _end_block, HIO_TAR_BLKSIZE) == 0) break;
+
+#if 0
+		if (!verify_checksum(buf)) 
+		{
+			hio_seterrbfmt (hio, HIO_EINVAL, "invalid checksum value");
+			return -1;
+		}
+#endif
+
+		hdr = (hio_tar_hdr_t*)buf;
+		filesize = hio_bchars_to_uintmax(hdr->size, HIO_COUNTOF(hdr->size), HIO_BCHARS_TO_UINTMAX_MAKE_OPTION(0,0,0,8), &endptr, &is_sober);
+		mode = hio_bchars_to_uintmax(hdr->mode, HIO_COUNTOF(hdr->mode), HIO_BCHARS_TO_UINTMAX_MAKE_OPTION(0,0,0,8), &endptr, &is_sober);
+
+		switch (hdr->typeflag) 
+		{
+			case HIO_TAR_LNKTYPE:
+				printf(" Ignoring hardlink %s\n", hdr->name);
+				break;
+			case HIO_TAR_SYMTYPE:
+				printf(" Ignoring symlink %s\n", hdr->name);
+				break;
+			case HIO_TAR_CHRTYPE:
+				printf(" Ignoring character device %s\n", hdr->name);
+				break;
+			case HIO_TAR_BLKTYPE:
+				printf(" Ignoring block device %s\n", hdr->name);
+				break;
+			case HIO_TAR_DIRTYPE:
+				printf(" Extracting dir %s\n", hdr->name);
+				if (filesize != 0)
+				{
+					/* something wrong */
+				}
+				create_dir(hdr->name, mode);
+				break;
+			case HIO_TAR_FIFOTYPE:
+				printf(" Ignoring FIFO %s\n", hdr->name);
+				break;
+
+			case HIO_TAR_CONTTYPE:
+				printf(" Ignoring cont %s\n", hdr->name);
+				break;
+
+			default:
+				printf(" Extracting file %s\n", hdr->name);
+				f = create_file(hdr->name, mode);
+
+				while (filesize > 0) 
+				{
+					nbytes = fread(buf, 1, HIO_TAR_BLKSIZE, fp);
+					if (nbytes < HIO_TAR_BLKSIZE) 
+					{
+						fprintf(stderr, "Short read - Expected 512, got %d\n", (int)nbytes);
+						return -1;
+					}
+					if (filesize < HIO_TAR_BLKSIZE) nbytes = filesize;
+
+					if (f) 
+					{
+						if (fwrite(buf, 1, nbytes, f) != nbytes)
+						{
+							fprintf(stderr, "Failed write\n");
+							break;
+						}
+					}
+					filesize -= nbytes;
+				}
+
+				fclose (f);
+				break;
+		}
+	}
+
+	return 0;
+}
+
+
+int hio_extract_tar (hio_t* hio, const hio_bch_t* archive_file)
+{
+	FILE* fp;
+	int n;
+
+	fp = fopen(archive_file, "r");
+	if (!fp) return -1;
+
+	n = extract_tar(hio, fp);
+
+	fclose (fp);
+	return n;
+}
+
+
+
+
+hio_tar_t* hio_tar_open (hio_t* hio, hio_oow_t xtnsize)
+{
+	hio_tar_t* tar;
+
+	tar = (hio_tar_t*)hio_callocmem(hio, HIO_SIZEOF(*tar) + xtnsize);
+	if (tar)
+	{
+		if (hio_tar_init(tar) <= -1)
+		{
+			hio_freemem (hio, tar);
+			tar = HIO_NULL;
+		}
+	}
+
+	return tar;
+}
+
+void hio_tar_close (hio_tar_t* tar)
+{
+	hio_tar_fini (tar);
+	hio_freemem (tar->hio, tar);
+}
+
+int hio_tar_init (hio_tar_t* tar)
+{
+	tar->state = HIO_TAR_STATE_START;
+	tar->blk.len = 0;
+	return 0;
+}
+
+void hio_tar_fini (hio_tar_t* tar)
+{
+}
+
+
+static int process_header (hio_tar_t* tar)
+{
+	hio_tar_hdr_t* hdr;
+
+	HIO_ASSERT (tar->hio, tar->blk.len == HIO_TAR_BLKSIZE);
+	hdr = (hio_tar_hdr_t*)tar->blk.buf;
+
+	/* all-zero byte block ends the archive */
+	if (HIO_MEMCMP(hdr, _end_block, HIO_TAR_BLKSIZE) == 0) 
+	{
+		tar->state = HIO_TAR_STATE_END;
+		return 0;
+	}
+
+	return 0;
+}
+
+#define hio_tar_endfeed(tar) hio_tar_feed(tar, HIO_NULL, 0)
+
+int hio_tar_feed (hio_tar_t* tar, const void* ptr, hio_oow_t len)
+{
+	if (!ptr)
+	{
+		/* EOF indicator */
+		if (tar->state != HIO_TAR_STATE_END || tar->blk.len > 0)
+		{
+			/* ERROR - premature end of file */
+			return -1;
+		}
+	}
+
+	while (len > 0)
+	{
+		switch (tar->state)
+		{
+			case HIO_TAR_STATE_START:
+			{
+				hio_oow_t cplen;
+				cplen = HIO_COUNTOF(tar->blk.buf) - tar->blk.len;
+				if (len < cplen) cplen = len;
+				HIO_MEMCPY (&tar->blk.buf[tar->blk.len], ptr, cplen);
+				len -= cplen;
+				break;
+			}
+
+			case HIO_TAR_STATE_FILE:
+				break;
+
+			case HIO_TAR_STATE_END:
+				if (len > 0)
+				{
+					/* garbage after the final ending block */
+					return -1;
+				}
+				break;
+		}
+	}
+
+	return 0;
+}