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srtp-utils: Add skeleton code to ease adding crypto suites

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With this in place enabling an additional crypto suite
would only require two changes:
- Adding GStreamer capability mapping
- Add case in calls_srtp_parse_sdp_crypto_attribute()
This commit is contained in:
Дилян Палаузов
2023-02-12 14:27:34 +02:00
committed by Evangelos Ribeiro Tzaras
parent 267eecf049
commit 378da62ccb
2 changed files with 52 additions and 0 deletions
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5
plugins/provider/sip/calls-srtp-utils.h
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@@ -32,8 +32,13 @@ typedef enum {
CALLS_SRTP_SUITE_UNKNOWN = 0,
CALLS_SRTP_SUITE_AES_CM_128_SHA1_32, /* RFC 4568 */
CALLS_SRTP_SUITE_AES_CM_128_SHA1_80, /* RFC 4568 */
CALLS_SRTP_SUITE_AES_192_CM_SHA1_32, /* RFC 6188 not supperted by Gst */
CALLS_SRTP_SUITE_AES_192_CM_SHA1_80, /* RFC 6188 not supperted by Gst */
CALLS_SRTP_SUITE_AES_256_CM_SHA1_32, /* RFC 6188 */
CALLS_SRTP_SUITE_AES_256_CM_SHA1_80, /* RFC 6188 */
CALLS_SRTP_SUITE_F8_128_HMAC_SHA1_32, /* RFC 4568 but not supported by GstSrtpEnc/GstSrtpDec */
CALLS_SRTP_SUITE_AEAD_AES_128_GCM, /* RFC 7714 TODO support in the future */
CALLS_SRTP_SUITE_AEAD_AES_256_GCM /* RFC 7714 TODO support in the future */
} calls_srtp_crypto_suite;