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252 lines
7.8 KiB
252 lines
7.8 KiB
From 0e09c2b5c573ad1fce7c8f13b6bf255e1f21d390 Mon Sep 17 00:00:00 2001
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From: Luca <deri@ntop.org>
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Date: Tue, 11 Sep 2018 10:02:34 +0300
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Subject: [PATCH] Fixes #600 Backport of recent fixes (e.g. #601)
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---
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Makefile.am | 5 ++-
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autogen.sh | 2 +-
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configure.seed | 13 +++++--
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src/lib/Makefile.in | 54 ++++++++++++++++++++++++++++++
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src/lib/ndpi_main.c | 2 --
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src/lib/protocols/ssl.c | 36 ++++++++++++++------
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src/lib/third_party/include/hash.h | 1 +
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7 files changed, 94 insertions(+), 19 deletions(-)
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create mode 100644 src/lib/Makefile.in
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diff --git a/Makefile.am b/Makefile.am
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index 17c6748..37f0849 100644
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--- a/Makefile.am
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+++ b/Makefile.am
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@@ -1,8 +1,7 @@
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ACLOCAL_AMFLAGS = -I m4
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-
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SUBDIRS = src/lib example tests
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-pkgconfigdir = $(libdir)/pkgconfig
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+pkgconfigdir = $(prefix)/libdata/pkgconfig
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pkgconfig_DATA = libndpi.pc
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-EXTRA_DIST = libndpi.sym autogen.sh
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+EXTRA_DIST = autogen.sh
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diff --git a/autogen.sh b/autogen.sh
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index 6596b2f..efeffc4 100755
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--- a/autogen.sh
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+++ b/autogen.sh
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@@ -5,7 +5,7 @@ NDPI_MINOR="4"
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NDPI_PATCH="0"
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NDPI_VERSION_SHORT="$NDPI_MAJOR.$NDPI_MINOR.$NDPI_PATCH"
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-rm -f configure config.h config.h.in src/lib/Makefile.in
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+rm -f configure config.h config.h.in
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AUTOCONF=$(command -v autoconf)
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AUTOMAKE=$(command -v automake)
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diff --git a/configure.seed b/configure.seed
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index 6b85c66..8f8817f 100644
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--- a/configure.seed
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+++ b/configure.seed
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@@ -10,6 +10,7 @@ AC_PROG_CC
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AM_PROG_CC_C_O
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AX_PTHREAD
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+NDPI_VERSION_SHORT="@NDPI_VERSION_SHORT@"
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NDPI_MAJOR="@NDPI_MAJOR@"
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NDPI_MINOR="@NDPI_MINOR@"
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NDPI_PATCH="@NDPI_PATCH@"
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@@ -51,11 +52,16 @@ else
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AC_CHECK_LIB([numa], [numa_available], [LIBNUMA="-lnuma"])
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fi
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-
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+if test -z `which clang`; then
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+CC=gcc
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+else
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+CC=clang
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+fi
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+
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HS_LIB=
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HS_INC=
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-AC_ARG_WITH(hyperscan, [ --with-hyperscan Enable nDPI build with Intel Hyperscan])
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+AC_ARG_WITH(hyperscan, [ --with-hyperscan Enable nDPI build with Intel Hyperscan])
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if test "${with_hyperscan+set}" = set; then
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BKP=$LIBS
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@@ -127,12 +133,13 @@ AC_ARG_ENABLE([debug-messages],
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AC_CHECK_LIB(pthread, pthread_setaffinity_np, AC_DEFINE_UNQUOTED(HAVE_PTHREAD_SETAFFINITY_NP, 1, [libc has pthread_setaffinity_np]))
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-AC_CONFIG_FILES([Makefile example/Makefile tests/Makefile libndpi.pc src/include/ndpi_define.h])
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+AC_CONFIG_FILES([Makefile example/Makefile tests/Makefile libndpi.pc src/include/ndpi_define.h src/lib/Makefile])
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AC_CONFIG_HEADERS(src/include/ndpi_config.h)
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AC_SUBST(GIT_RELEASE)
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AC_SUBST(NDPI_MAJOR)
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AC_SUBST(NDPI_MINOR)
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AC_SUBST(NDPI_PATCH)
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+AC_SUBST(NDPI_VERSION_SHORT)
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AC_SUBST(SVN_DATE)
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AC_SUBST(JSON_C_LIB)
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AC_SUBST(PCAP_INC)
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diff --git a/src/lib/Makefile.in b/src/lib/Makefile.in
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new file mode 100644
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index 0000000..ca29001
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--- /dev/null
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+++ b/src/lib/Makefile.in
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@@ -0,0 +1,54 @@
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+#
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+# Simple non-autotools dependent makefile
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+#
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+# ./autogen.sh
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+# cd src/lib
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+# make Makefile
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+#
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+
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+
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+#
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+# Installation directories
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+#
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+prefix = /usr
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+libdir = ${prefix}/lib
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+includedir = ${prefix}/include/ndpi
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+CC = @CC@
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+CFLAGS += -fPIC -DPIC -I../include -Ithird_party/include -DNDPI_LIB_COMPILATION -O2 # -g
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+RANLIB = ranlib
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+
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+OBJECTS = $(patsubst protocols/%.c, protocols/%.o, $(wildcard protocols/*.c)) $(patsubst third_party/src/%.c, third_party/src/%.o, $(wildcard third_party/src/*.c)) ndpi_main.o
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+HEADERS = $(wildcard ../include/*.h)
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+NDPI_LIB_STATIC = libndpi.a
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+NDPI_LIB_SHARED_BASE = libndpi.so
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+NDPI_LIB_SHARED = $(NDPI_LIB_SHARED_BASE).@NDPI_VERSION_SHORT@
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+NDPI_LIBS = $(NDPI_LIB_STATIC) $(NDPI_LIB_SHARED)
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+
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+ifeq ($(OS),Darwin)
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+CC=clang
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+endif
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+
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+all: $(NDPI_LIBS)
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+
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+ndpi_main.c: ndpi_content_match.c.inc
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+
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+$(NDPI_LIB_STATIC): $(OBJECTS)
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+ ar rc $@ $(OBJECTS)
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+ $(RANLIB) $@
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+
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+$(NDPI_LIB_SHARED): $(OBJECTS)
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+ $(CC) -shared -fPIC -o $@ $(OBJECTS)
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+ ln -Fs $(NDPI_LIB_SHARED) $(NDPI_LIB_SHARED_BASE)
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+
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+%.o: %.c $(HEADERS) Makefile
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+ $(CC) $(CFLAGS) -c $< -o $@
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+
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+clean:
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+ /bin/rm -f $(NDPI_LIB_STATIC) $(OBJECTS) *.o *.so *.lo
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+
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+install: $(NDPI_LIBS)
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+ mkdir -p $(DESTDIR)$(libdir)
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+ cp $(NDPI_LIBS) $(DESTDIR)$(libdir)/
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+ ln -Fs $(DESTDIR)$(libdir)/$(NDPI_LIB_SHARED) $(DESTDIR)$(libdir)/$(NDPI_LIB_SHARED_BASE)
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+ mkdir -p $(DESTDIR)$(includedir)
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+ cp ../include/*.h $(DESTDIR)$(includedir)
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diff --git a/src/lib/ndpi_main.c b/src/lib/ndpi_main.c
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index b002126..5beb6b4 100644
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--- a/src/lib/ndpi_main.c
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+++ b/src/lib/ndpi_main.c
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@@ -43,9 +43,7 @@
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#include "ndpi_content_match.c.inc"
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#include "third_party/include/ndpi_patricia.h"
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-#include "third_party/src/ndpi_patricia.c"
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#include "third_party/include/hash.h"
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-#include "third_party/src/hash.c"
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#ifdef HAVE_HYPERSCAN
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#include <hs/hs.h>
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diff --git a/src/lib/protocols/ssl.c b/src/lib/protocols/ssl.c
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index b8c3697..59aedcb 100644
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--- a/src/lib/protocols/ssl.c
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+++ b/src/lib/protocols/ssl.c
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@@ -27,7 +27,7 @@
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#include "ndpi_api.h"
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-/* #define CERTIFICATE_DEBUG 1 */
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+// #define CERTIFICATE_DEBUG 1
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#define NDPI_MAX_SSL_REQUEST_SIZE 10000
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/* Skype.c */
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@@ -246,28 +246,43 @@ int getSSLcertificate(struct ndpi_detection_module_struct *ndpi_struct,
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u_int16_t compression_len;
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u_int16_t extensions_len;
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- compression_len = packet->payload[offset+1];
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- offset += compression_len + 3;
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+ offset++;
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+ compression_len = packet->payload[offset];
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+ offset++;
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+
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+#ifdef CERTIFICATE_DEBUG
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+ printf("SSL [compression_len: %u]\n", compression_len);
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+#endif
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+
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+ // offset += compression_len + 3;
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+ offset += compression_len;
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if(offset < total_len) {
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- extensions_len = packet->payload[offset];
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+ extensions_len = ntohs(*((u_int16_t*)&packet->payload[offset]));
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+ offset += 2;
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+
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+#ifdef CERTIFICATE_DEBUG
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+ printf("SSL [extensions_len: %u]\n", extensions_len);
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+#endif
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- if((extensions_len+offset) < total_len) {
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+ if((extensions_len+offset) <= total_len) {
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/* Move to the first extension
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Type is u_int to avoid possible overflow on extension_len addition */
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- u_int extension_offset = 1;
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+ u_int extension_offset = 0;
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while(extension_offset < extensions_len) {
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u_int16_t extension_id, extension_len;
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- memcpy(&extension_id, &packet->payload[offset+extension_offset], 2);
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+ extension_id = ntohs(*((u_int16_t*)&packet->payload[offset+extension_offset]));
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extension_offset += 2;
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- memcpy(&extension_len, &packet->payload[offset+extension_offset], 2);
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+ extension_len = ntohs(*((u_int16_t*)&packet->payload[offset+extension_offset]));
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extension_offset += 2;
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- extension_id = ntohs(extension_id), extension_len = ntohs(extension_len);
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-
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+#ifdef CERTIFICATE_DEBUG
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+ printf("SSL [extension_id: %u][extension_len: %u]\n", extension_id, extension_len);
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+#endif
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+
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if(extension_id == 0) {
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u_int begin = 0,len;
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char *server_name = (char*)&packet->payload[offset+extension_offset];
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@@ -316,6 +331,7 @@ int sslTryAndRetrieveServerCertificate(struct ndpi_detection_module_struct *ndpi
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if((packet->payload_packet_len > 9) && (packet->payload[0] == 0x16)) {
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char certificate[64];
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int rc;
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+
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certificate[0] = '\0';
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rc = getSSLcertificate(ndpi_struct, flow, certificate, sizeof(certificate));
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packet->ssl_certificate_num_checks++;
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diff --git a/src/lib/third_party/include/hash.h b/src/lib/third_party/include/hash.h
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index 4f53e5a..2251706 100644
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--- a/src/lib/third_party/include/hash.h
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+++ b/src/lib/third_party/include/hash.h
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@@ -25,5 +25,6 @@ extern int ht_hash( hashtable_t *hashtable, char *key );
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extern entry_t *ht_newpair( char *key, u_int16_t value );
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extern void ht_set( hashtable_t *hashtable, char *key, u_int16_t value );
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extern u_int16_t ht_get( hashtable_t *hashtable, char *key );
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+extern void ht_free( hashtable_t *hashtable );
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#endif /* _HASH_H_ */
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--
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2.19.1
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