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| author | Olivier Crête <olivier.crete@collabora.com> | 2014-05-02 17:27:56 -0400 |
|---|---|---|
| committer | Olivier Crête <olivier.crete@collabora.com> | 2014-05-02 17:27:56 -0400 |
| commit | 5d3ce2c611eb1c6c665f007defe74a4a72f45d0d (patch) | |
| tree | 1afb33f816a69797c102a73fa7a0beae340aabe6 | |
| parent | b51344651e753e7657376a38b955bd7dded77ef3 (diff) | |
| download | gstreamer-plugins-bad-5d3ce2c611eb1c6c665f007defe74a4a72f45d0d.tar.gz | |
srtpenc: Add config for the replay window size
| -rw-r--r-- | ext/srtp/gstsrtpenc.c | 19 | ||||
| -rw-r--r-- | ext/srtp/gstsrtpenc.h | 2 |
2 files changed, 20 insertions, 1 deletions
diff --git a/ext/srtp/gstsrtpenc.c b/ext/srtp/gstsrtpenc.c index f427d4881..5afaaf7a0 100644 --- a/ext/srtp/gstsrtpenc.c +++ b/ext/srtp/gstsrtpenc.c @@ -124,6 +124,7 @@ GST_DEBUG_CATEGORY_STATIC (gst_srtp_enc_debug); #define DEFAULT_RTCP_CIPHER DEFAULT_RTP_CIPHER #define DEFAULT_RTCP_AUTH DEFAULT_RTP_AUTH #define DEFAULT_RANDOM_KEY FALSE +#define DEFAULT_REPLAY_WINDOW_SIZE 128 #define HAS_CRYPTO(filter) (filter->rtp_cipher != GST_SRTP_CIPHER_NULL || \ filter->rtcp_cipher != GST_SRTP_CIPHER_NULL || \ @@ -145,7 +146,8 @@ enum PROP_RTP_AUTH, PROP_RTCP_CIPHER, PROP_RTCP_AUTH, - PROP_RANDOM_KEY + PROP_RANDOM_KEY, + PROP_REPLAY_WINDOW_SIZE }; /* the capabilities of the inputs and outputs. @@ -282,6 +284,11 @@ gst_srtp_enc_class_init (GstSrtpEncClass * klass) g_param_spec_boolean ("random-key", "Generate random key", "Generate a random key if TRUE", DEFAULT_RANDOM_KEY, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); + g_object_class_install_property (gobject_class, PROP_REPLAY_WINDOW_SIZE, + g_param_spec_uint ("replay-window-size", "Replay window size", + "Size of the replay protection window", + 64, 0x8000, DEFAULT_REPLAY_WINDOW_SIZE, + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); /** * GstSrtpEnc::soft-limit: @@ -309,6 +316,7 @@ gst_srtp_enc_init (GstSrtpEnc * filter) filter->rtp_auth = DEFAULT_RTP_AUTH; filter->rtcp_cipher = DEFAULT_RTCP_CIPHER; filter->rtcp_auth = DEFAULT_RTCP_AUTH; + filter->replay_window_size = DEFAULT_REPLAY_WINDOW_SIZE; } static guint @@ -379,6 +387,8 @@ gst_srtp_enc_create_session (GstSrtpEnc * filter) policy.ssrc.type = ssrc_any_outbound; policy.next = NULL; + policy.window_size = filter->replay_window_size; + /* If it is the first stream, create the session * If not, add the stream to the session */ @@ -590,6 +600,10 @@ gst_srtp_enc_set_property (GObject * object, guint prop_id, filter->random_key = g_value_get_boolean (value); break; + case PROP_REPLAY_WINDOW_SIZE: + filter->replay_window_size = g_value_get_uint (value); + break; + default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; @@ -625,6 +639,9 @@ gst_srtp_enc_get_property (GObject * object, guint prop_id, case PROP_RANDOM_KEY: g_value_set_boolean (value, filter->random_key); break; + case PROP_REPLAY_WINDOW_SIZE: + g_value_set_uint (value, filter->replay_window_size); + break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; diff --git a/ext/srtp/gstsrtpenc.h b/ext/srtp/gstsrtpenc.h index 0ccc6de6b..c4bc75cef 100644 --- a/ext/srtp/gstsrtpenc.h +++ b/ext/srtp/gstsrtpenc.h @@ -81,6 +81,8 @@ struct _GstSrtpEnc srtp_t session; gboolean first_session; gboolean key_changed; + + guint replay_window_size; }; struct _GstSrtpEncClass |