Add --without-libssl configure parameter

This replaces --without-ipsec and --without-ipv6sr
and allows other parts of the code to be disabled if
libssl is not available.

Change-Id: Id97ff3685a7924d7f86622952e0405d94ceb5957
Signed-off-by: Damjan Marion <damarion@cisco.com>

5 files changed, 19 insertions, 21 deletions

diff --git a/src/configure.ac b/src/configure.ac
index eb380d8b..b2234448 100644
--- a/src/configure.ac
+++ b/src/configure.ac
@@ -101,8 +101,7 @@ WITH_ARG(dpdk_crypto,	[Use DPDK cryptodev])
 WITH_ARG(dpdk_mlx5_pmd,	[Use DPDK with mlx5 PMD])
 
 # --without-X
-WITHOUT_ARG(ipsec,	[Disable IPSec])
-WITHOUT_ARG(ipv6sr,	[Disable IPv6 SR])
+WITHOUT_ARG(libssl,	[Disable libssl])
 WITHOUT_ARG(apicli,	[Disable binary api CLI])
 
 AC_ARG_WITH(unix,
@@ -133,8 +132,7 @@ AC_SUBST(APICLI,		[-DVPP_API_TEST_BUILTIN=${n_with_apicli}])
 AC_DEFINE_UNQUOTED(DPDK, 		[${n_with_dpdk}])
 AC_DEFINE_UNQUOTED(DPDK_SHARED_LIB,	[${n_enable_dpdk_shared}])
 AC_DEFINE_UNQUOTED(DPDK_CRYPTO,		[${n_with_dpdk_crypto}])
-AC_DEFINE_UNQUOTED(IPSEC,		[${n_with_ipsec}])
-AC_DEFINE_UNQUOTED(IPV6SR,		[${n_with_ipv6sr}])
+AC_DEFINE_UNQUOTED(WITH_LIBSSL,		[${n_with_libssl}])
 
 
 # Silence following noise:
diff --git a/src/vnet.am b/src/vnet.am
index 3b2a25e8..93dd1e6c 100644
--- a/src/vnet.am
+++ b/src/vnet.am
@@ -26,7 +26,7 @@ libvnet_la_DEPENDENCIES = \
 libvnet_la_LIBADD = $(libvnet_la_DEPENDENCIES) -lm -lpthread -ldl -lrt $(DPDK_LD_ADD)
 libvnet_la_LDFLAGS = $(DPDK_LD_FLAGS)
 
-if WITH_IPV6SR
+if WITH_LIBSSL
 libvnet_la_LIBADD += -lcrypto
 endif
 
@@ -372,7 +372,7 @@ API_FILES += vnet/bfd/bfd.api
 ########################################
 # Layer 3 protocol: IPSec
 ########################################
-if WITH_IPSEC
+if WITH_LIBSSL
 libvnet_la_SOURCES +=				\
  vnet/ipsec/ipsec.c				\
  vnet/ipsec/ipsec_cli.c				\
@@ -673,7 +673,7 @@ nobase_include_HEADERS +=			\
 # ipv6 segment routing
 ########################################
 
-if WITH_IPV6SR
+if WITH_LIBSSL
 libvnet_la_SOURCES +=				\
  vnet/sr/sr.c					\
  vnet/sr/sr_replicate.c				\
diff --git a/src/vnet/ipsec/ipsec_api.c b/src/vnet/ipsec/ipsec_api.c
index 30cc5bd2..9bcf63b4 100644
--- a/src/vnet/ipsec/ipsec_api.c
+++ b/src/vnet/ipsec/ipsec_api.c
@@ -26,7 +26,7 @@
 
 #include <vnet/vnet_msg_enum.h>
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
 #include <vnet/ipsec/ipsec.h>
 #include <vnet/ipsec/ikev2.h>
 #endif /* IPSEC */
@@ -63,7 +63,7 @@ _(IKEV2_SET_LOCAL_KEY, ikev2_set_local_key)
 static void vl_api_ipsec_spd_add_del_t_handler
   (vl_api_ipsec_spd_add_del_t * mp)
 {
-#if IPSEC == 0
+#if WITH_LIBSSL == 0
   clib_warning ("unimplemented");
 #else
 
@@ -95,7 +95,7 @@ static void vl_api_ipsec_interface_add_del_spd_t_handler
 
   VALIDATE_SW_IF_INDEX (mp);
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   rv = ipsec_set_interface_spd (vm, sw_if_index, spd_id, mp->is_add);
 #else
   rv = VNET_API_ERROR_UNIMPLEMENTED;
@@ -113,7 +113,7 @@ static void vl_api_ipsec_spd_add_del_entry_t_handler
   vl_api_ipsec_spd_add_del_entry_reply_t *rmp;
   int rv;
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   ipsec_policy_t p;
 
   memset (&p, 0, sizeof (p));
@@ -176,7 +176,7 @@ static void vl_api_ipsec_sad_add_del_entry_t_handler
   vlib_main_t *vm __attribute__ ((unused)) = vlib_get_main ();
   vl_api_ipsec_sad_add_del_entry_reply_t *rmp;
   int rv;
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   ipsec_sa_t sa;
 
   memset (&sa, 0, sizeof (sa));
@@ -324,7 +324,7 @@ vl_api_ipsec_spd_dump_t_handler (vl_api_ipsec_spd_dump_t * mp)
   ipsec_spd_t *spd;
   uword *p;
   u32 spd_index;
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   q = vl_api_client_index_to_input_queue (mp->client_index);
   if (q == 0)
     return;
@@ -355,7 +355,7 @@ vl_api_ipsec_sa_set_key_t_handler (vl_api_ipsec_sa_set_key_t * mp)
   vlib_main_t *vm __attribute__ ((unused)) = vlib_get_main ();
   vl_api_ipsec_sa_set_key_reply_t *rmp;
   int rv;
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   ipsec_sa_t sa;
   sa.id = ntohl (mp->sa_id);
   sa.crypto_key_len = mp->crypto_key_length;
@@ -377,7 +377,7 @@ vl_api_ikev2_profile_add_del_t_handler (vl_api_ikev2_profile_add_del_t * mp)
   vl_api_ikev2_profile_add_del_reply_t *rmp;
   int rv = 0;
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   vlib_main_t *vm = vlib_get_main ();
   clib_error_t *error;
   u8 *tmp = format (0, "%s", mp->name);
@@ -399,7 +399,7 @@ static void
   vl_api_ikev2_profile_set_auth_reply_t *rmp;
   int rv = 0;
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   vlib_main_t *vm = vlib_get_main ();
   clib_error_t *error;
   u8 *tmp = format (0, "%s", mp->name);
@@ -423,7 +423,7 @@ vl_api_ikev2_profile_set_id_t_handler (vl_api_ikev2_profile_set_id_t * mp)
   vl_api_ikev2_profile_add_del_reply_t *rmp;
   int rv = 0;
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   vlib_main_t *vm = vlib_get_main ();
   clib_error_t *error;
   u8 *tmp = format (0, "%s", mp->name);
@@ -447,7 +447,7 @@ vl_api_ikev2_profile_set_ts_t_handler (vl_api_ikev2_profile_set_ts_t * mp)
   vl_api_ikev2_profile_set_ts_reply_t *rmp;
   int rv = 0;
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   vlib_main_t *vm = vlib_get_main ();
   clib_error_t *error;
   u8 *tmp = format (0, "%s", mp->name);
@@ -470,7 +470,7 @@ vl_api_ikev2_set_local_key_t_handler (vl_api_ikev2_set_local_key_t * mp)
   vl_api_ikev2_profile_set_ts_reply_t *rmp;
   int rv = 0;
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
   vlib_main_t *vm = vlib_get_main ();
   clib_error_t *error;
 
diff --git a/src/vnet/ipsec/ipsec_output.c b/src/vnet/ipsec/ipsec_output.c
index 97977899..df93b5e4 100644
--- a/src/vnet/ipsec/ipsec_output.c
+++ b/src/vnet/ipsec/ipsec_output.c
@@ -27,7 +27,7 @@
 #define ESP_NODE "esp-encrypt"
 #endif
 
-#if IPSEC > 0
+#if WITH_LIBSSL > 0
 
 #define foreach_ipsec_output_next                \
 _(DROP, "error-drop")                            \
diff --git a/src/vpp/api/api.c b/src/vpp/api/api.c
index 3d6905dd..3afc3383 100644
--- a/src/vpp/api/api.c
+++ b/src/vpp/api/api.c
@@ -54,7 +54,7 @@
 #include <vnet/ip/ip6_neighbor.h>
 #include <vnet/dhcp/proxy.h>
 #include <vnet/dhcp/client.h>
-#if IPV6SR > 0
+#if WITH_LIBSSL > 0
 #include <vnet/sr/sr.h>
 #endif
 #include <vnet/dhcpv6/proxy.h>