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# $Id: 330_srtp_prefer_rtp_savp.py 3251 2010-08-06 01:03:33Z nanang $
import inc_sip as sip
import inc_sdp as sdp
# When SRTP is enabled in pjsua, it should prefer to use
# RTP/SAVP media line if there are multiple m=audio lines
sdp = \
"""
v=0
o=- 0 0 IN IP4 127.0.0.1
s=-
c=IN IP4 127.0.0.1
t=0 0
m=audio 4000 RTP/AVP 0
a=rtpmap:0 pcmu/8000
m=audio 4000 RTP/SAVP 0
a=crypto:1 aes_cm_128_hmac_sha1_80 inline:WnD7c1ksDGs+dIefCEo8omPg4uO8DYIinNGL5yxQ
"""
pjsua_args = "--null-audio --auto-answer 200 --use-srtp 1 --srtp-secure 0"
extra_headers = ""
include = ["Content-Type: application/sdp", # response must include SDP
"m=audio 0 RTP/AVP[\\s\\S]+m=audio [1-9]+[0-9]* RTP/SAVP[\\s\\S]+a=crypto"
]
exclude = []
sendto_cfg = sip.SendtoCfg("Prefer RTP/SAVP", pjsua_args, sdp, 200,
extra_headers=extra_headers,
resp_inc=include, resp_exc=exclude)
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