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-rw-r--r--src/plugins/hs_apps/sapi/vpp_echo_common.c3
-rw-r--r--src/plugins/hs_apps/vcl/vcl_test.h3
-rw-r--r--src/plugins/hs_apps/vcl/vcl_test_protos.c284
3 files changed, 289 insertions, 1 deletions
diff --git a/src/plugins/hs_apps/sapi/vpp_echo_common.c b/src/plugins/hs_apps/sapi/vpp_echo_common.c
index 02ce1686ea2..5ce04d1b75b 100644
--- a/src/plugins/hs_apps/sapi/vpp_echo_common.c
+++ b/src/plugins/hs_apps/sapi/vpp_echo_common.c
@@ -342,6 +342,9 @@ format_transport_proto (u8 * s, va_list * args)
case TRANSPORT_PROTO_DTLS:
s = format (s, "DTLS");
break;
+ case TRANSPORT_PROTO_SRTP:
+ s = format (s, "SRTP");
+ break;
default:
s = format (s, "UNKNOWN");
break;
diff --git a/src/plugins/hs_apps/vcl/vcl_test.h b/src/plugins/hs_apps/vcl/vcl_test.h
index c22eccc629b..4f67e03f72b 100644
--- a/src/plugins/hs_apps/vcl/vcl_test.h
+++ b/src/plugins/hs_apps/vcl/vcl_test.h
@@ -141,6 +141,7 @@ typedef struct vcl_test_session
vppcom_endpt_t endpt;
uint8_t ip[16];
vppcom_data_segment_t ds[2];
+ void *opaque;
} vcl_test_session_t;
static __thread int __wrk_index = 0;
@@ -169,7 +170,7 @@ typedef struct
typedef struct
{
- const vcl_test_proto_vft_t *protos[VPPCOM_PROTO_DTLS + 1];
+ const vcl_test_proto_vft_t *protos[VPPCOM_PROTO_SRTP + 1];
uint32_t ckpair_index;
vcl_test_cfg_t cfg;
vcl_test_wrk_t *wrk;
diff --git a/src/plugins/hs_apps/vcl/vcl_test_protos.c b/src/plugins/hs_apps/vcl/vcl_test_protos.c
index 3c44093156a..60ee09265c9 100644
--- a/src/plugins/hs_apps/vcl/vcl_test_protos.c
+++ b/src/plugins/hs_apps/vcl/vcl_test_protos.c
@@ -677,6 +677,290 @@ static const vcl_test_proto_vft_t vcl_test_quic = {
VCL_TEST_REGISTER_PROTO (VPPCOM_PROTO_QUIC, vcl_test_quic);
+static unsigned char test_key[46] = {
+ 0xe1, 0xf9, 0x7a, 0x0d, 0x3e, 0x01, 0x8b, 0xe0, 0xd6, 0x4f, 0xa3, 0x2c,
+ 0x06, 0xde, 0x41, 0x39, 0x0e, 0xc6, 0x75, 0xad, 0x49, 0x8a, 0xfe, 0xeb,
+ 0xb6, 0x96, 0x0b, 0x3a, 0xab, 0xe6, 0xc1, 0x73, 0xc3, 0x17, 0xf2, 0xda,
+ 0xbe, 0x35, 0x77, 0x93, 0xb6, 0x96, 0x0b, 0x3a, 0xab, 0xe6
+};
+
+typedef struct
+{
+ unsigned char cc : 4;
+ unsigned char x : 1;
+ unsigned char p : 1;
+ unsigned char version : 2;
+ unsigned char pt : 7;
+ unsigned char m : 1;
+ uint16_t seq;
+ uint32_t ts;
+ uint32_t ssrc;
+} rtp_hdr_t;
+
+typedef struct
+{
+ rtp_hdr_t tx_hdr;
+ rtp_hdr_t rx_hdr;
+} rtp_headers_t;
+
+typedef struct transport_endpt_cfg_srtp_policy
+{
+ uint32_t ssrc_type;
+ uint32_t ssrc_value;
+ uint32_t window_size;
+ uint8_t allow_repeat_tx;
+ uint8_t key_len;
+ uint8_t key[46];
+} transport_endpt_cfg_srtp_policy_t;
+
+typedef struct transport_endpt_cfg_srtp
+{
+ transport_endpt_cfg_srtp_policy_t policy[2];
+} transport_endpt_cfg_srtp_t;
+
+static void
+vt_session_add_srtp_policy (vcl_test_session_t *ts, int is_connect)
+{
+ transport_endpt_cfg_srtp_t *srtp_cfg;
+ transport_endpt_cfg_srtp_policy_t *test_policy;
+ uint32_t rx_ssrc, tx_ssrc;
+ uint32_t cfg_size;
+
+ rx_ssrc = is_connect ? 0xcafebeef : 0xbeefcafe;
+ tx_ssrc = is_connect ? 0xbeefcafe : 0xcafebeef;
+
+ cfg_size = sizeof (transport_endpt_cfg_srtp_t);
+ srtp_cfg = malloc (cfg_size);
+ memset (srtp_cfg, 0, cfg_size);
+
+ test_policy = &srtp_cfg->policy[0];
+ test_policy->ssrc_type = 1 /* ssrc_specific */;
+ test_policy->ssrc_value = rx_ssrc;
+ memcpy (test_policy->key, test_key, sizeof (test_key));
+ test_policy->key_len = sizeof (test_key);
+ test_policy->window_size = 128;
+ test_policy->allow_repeat_tx = 1;
+
+ test_policy = &srtp_cfg->policy[1];
+ test_policy->ssrc_type = 1 /* ssrc_specific */;
+ test_policy->ssrc_value = tx_ssrc;
+ memcpy (test_policy->key, test_key, sizeof (test_key));
+ test_policy->key_len = sizeof (test_key);
+ test_policy->window_size = 128;
+ test_policy->allow_repeat_tx = 1;
+
+ vppcom_session_attr (ts->fd, VPPCOM_ATTR_SET_ENDPT_EXT_CFG, srtp_cfg,
+ &cfg_size);
+ free (srtp_cfg);
+}
+
+static void
+vt_srtp_session_init (vcl_test_session_t *ts, int is_connect)
+{
+ uint32_t rx_ssrc, tx_ssrc;
+ rtp_headers_t *rtp_hdrs;
+ rtp_hdr_t *hdr;
+
+ rx_ssrc = is_connect ? 0xcafebeef : 0xbeefcafe;
+ tx_ssrc = is_connect ? 0xbeefcafe : 0xcafebeef;
+
+ rtp_hdrs = malloc (sizeof (rtp_headers_t));
+ memset (rtp_hdrs, 0, sizeof (*rtp_hdrs));
+ ts->opaque = rtp_hdrs;
+
+ hdr = &rtp_hdrs->rx_hdr;
+ hdr->version = 2;
+ hdr->p = 0;
+ hdr->x = 0;
+ hdr->cc = 0;
+ hdr->m = 0;
+ hdr->pt = 0x1;
+ hdr->seq = 0;
+ hdr->ts = 0;
+ hdr->ssrc = htonl (rx_ssrc);
+
+ hdr = &rtp_hdrs->tx_hdr;
+ hdr->version = 2;
+ hdr->p = 0;
+ hdr->x = 0;
+ hdr->cc = 0;
+ hdr->m = 0;
+ hdr->pt = 0x1;
+ hdr->seq = 0;
+ hdr->ts = 0;
+ hdr->ssrc = htonl (tx_ssrc);
+}
+
+static int
+vt_srtp_write (vcl_test_session_t *ts, void *buf, uint32_t nbytes)
+{
+ int tx_bytes = 0, nbytes_left = nbytes, rv;
+ vcl_test_stats_t *stats = &ts->stats;
+ rtp_hdr_t *hdr;
+
+ hdr = &((rtp_headers_t *) ts->opaque)->tx_hdr;
+ hdr->seq = htons (ntohs (hdr->seq) + 1);
+ hdr->ts = htonl (ntohl (hdr->ts) + 1);
+
+ memcpy (buf, hdr, sizeof (*hdr));
+
+ do
+ {
+ stats->tx_xacts++;
+ rv = vppcom_session_write (ts->fd, buf, nbytes_left);
+ if (rv < 0)
+ {
+ if ((rv == VPPCOM_EAGAIN || rv == VPPCOM_EWOULDBLOCK))
+ stats->tx_eagain++;
+ break;
+ }
+ tx_bytes += rv;
+ nbytes_left = nbytes_left - rv;
+ buf += rv;
+ stats->tx_incomp++;
+ }
+ while (tx_bytes != nbytes);
+
+ if (tx_bytes < 0)
+ return 0;
+
+ stats->tx_bytes += tx_bytes;
+
+ return (tx_bytes);
+}
+
+static inline int
+vt_srtp_read (vcl_test_session_t *ts, void *buf, uint32_t nbytes)
+{
+ vcl_test_stats_t *stats = &ts->stats;
+ rtp_hdr_t *hdr;
+ int rx_bytes;
+
+ stats->rx_xacts++;
+ rx_bytes = vppcom_session_read (ts->fd, buf, nbytes);
+
+ if (rx_bytes <= 0)
+ {
+ if (rx_bytes == VPPCOM_EAGAIN || rx_bytes == VPPCOM_EWOULDBLOCK)
+ stats->rx_eagain++;
+ else
+ return -1;
+ }
+
+ if (rx_bytes < nbytes)
+ stats->rx_incomp++;
+
+ stats->rx_bytes += rx_bytes;
+
+ hdr = &((rtp_headers_t *) ts->opaque)->rx_hdr;
+ if (((rtp_hdr_t *) buf)->ssrc != hdr->ssrc)
+ hdr->ssrc = ((rtp_hdr_t *) buf)->ssrc;
+ return (rx_bytes);
+}
+
+static int
+vt_srtp_connect (vcl_test_session_t *ts, vppcom_endpt_t *endpt)
+{
+ uint32_t flags, flen;
+ int rv;
+
+ ts->fd = vppcom_session_create (VPPCOM_PROTO_SRTP, 0 /* is_nonblocking */);
+ if (ts->fd < 0)
+ {
+ vterr ("vppcom_session_create()", ts->fd);
+ return ts->fd;
+ }
+
+ vt_session_add_srtp_policy (ts, 1 /* is connect */);
+
+ /* Connect is blocking */
+ rv = vppcom_session_connect (ts->fd, endpt);
+ if (rv < 0)
+ {
+ vterr ("vppcom_session_connect()", rv);
+ return rv;
+ }
+
+ ts->read = vt_srtp_read;
+ ts->write = vt_srtp_write;
+ flags = O_NONBLOCK;
+ flen = sizeof (flags);
+ vppcom_session_attr (ts->fd, VPPCOM_ATTR_SET_FLAGS, &flags, &flen);
+ vtinf ("Test session %d (fd %d) connected.", ts->session_index, ts->fd);
+
+ vt_srtp_session_init (ts, 1 /* is connect */);
+
+ return 0;
+}
+
+static int
+vt_srtp_listen (vcl_test_session_t *ts, vppcom_endpt_t *endpt)
+{
+ int rv;
+
+ ts->fd = vppcom_session_create (VPPCOM_PROTO_SRTP, 1 /* is_nonblocking */);
+ if (ts->fd < 0)
+ {
+ vterr ("vppcom_session_create()", ts->fd);
+ return ts->fd;
+ }
+
+ vt_session_add_srtp_policy (ts, 0 /* is connect */);
+
+ rv = vppcom_session_bind (ts->fd, endpt);
+ if (rv < 0)
+ {
+ vterr ("vppcom_session_bind()", rv);
+ return rv;
+ }
+
+ rv = vppcom_session_listen (ts->fd, 10);
+ if (rv < 0)
+ {
+ vterr ("vppcom_session_listen()", rv);
+ return rv;
+ }
+
+ return 0;
+}
+
+static int
+vt_srtp_accept (int listen_fd, vcl_test_session_t *ts)
+{
+ int client_fd;
+
+ client_fd = vppcom_session_accept (listen_fd, &ts->endpt, 0);
+ if (client_fd < 0)
+ {
+ vterr ("vppcom_session_accept()", client_fd);
+ return client_fd;
+ }
+ ts->fd = client_fd;
+ ts->is_open = 1;
+ ts->read = vt_srtp_read;
+ ts->write = vt_srtp_write;
+
+ vt_srtp_session_init (ts, 0 /* is connect */);
+
+ return 0;
+}
+
+static int
+vt_srtp_close (vcl_test_session_t *ts)
+{
+ free (ts->opaque);
+ return 0;
+}
+
+static const vcl_test_proto_vft_t vcl_test_srtp = {
+ .open = vt_srtp_connect,
+ .listen = vt_srtp_listen,
+ .accept = vt_srtp_accept,
+ .close = vt_srtp_close,
+};
+
+VCL_TEST_REGISTER_PROTO (VPPCOM_PROTO_SRTP, vcl_test_srtp);
+
/*
* fd.io coding-style-patch-verification: ON
*