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rtpsrtp.h
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1 
13 #ifndef _JANUS_RTPSRTP_H
14 #define _JANUS_RTPSRTP_H
15 
16 #ifdef HAVE_SRTP_2
17 #include <srtp2/srtp.h>
18 #include <openssl/rand.h>
19 #include <openssl/err.h>
20 #include <openssl/srtp.h>
21 int srtp_crypto_get_random(uint8_t *key, int len);
22 #else
23 #include <srtp/srtp.h>
24 #include <srtp/crypto_kernel.h>
25 #define srtp_err_status_t err_status_t
26 #define srtp_err_status_ok err_status_ok
27 #define srtp_err_status_replay_fail err_status_replay_fail
28 #define srtp_err_status_replay_old err_status_replay_old
29 #define srtp_crypto_policy_set_rtp_default crypto_policy_set_rtp_default
30 #define srtp_crypto_policy_set_rtcp_default crypto_policy_set_rtcp_default
31 #define srtp_crypto_policy_set_aes_cm_128_hmac_sha1_32 crypto_policy_set_aes_cm_128_hmac_sha1_32
32 #define srtp_crypto_policy_set_aes_cm_128_hmac_sha1_80 crypto_policy_set_aes_cm_128_hmac_sha1_80
33 #define srtp_crypto_policy_set_aes_gcm_256_16_auth crypto_policy_set_aes_gcm_256_16_auth
34 #define srtp_crypto_policy_set_aes_gcm_128_16_auth crypto_policy_set_aes_gcm_128_16_auth
35 #define srtp_crypto_get_random crypto_get_random
36 #endif
37 
38 /* SRTP stuff (http://tools.ietf.org/html/rfc3711) */
39 #define SRTP_MASTER_KEY_LENGTH 16
40 #define SRTP_MASTER_SALT_LENGTH 14
41 #define SRTP_MASTER_LENGTH (SRTP_MASTER_KEY_LENGTH + SRTP_MASTER_SALT_LENGTH)
42 /* AES-GCM stuff (http://tools.ietf.org/html/rfc7714) */
43 #define SRTP_AESGCM128_MASTER_KEY_LENGTH 16
44 #define SRTP_AESGCM128_MASTER_SALT_LENGTH 12
45 #define SRTP_AESGCM128_MASTER_LENGTH (SRTP_AESGCM128_MASTER_KEY_LENGTH + SRTP_AESGCM128_MASTER_SALT_LENGTH)
46 #define SRTP_AESGCM256_MASTER_KEY_LENGTH 32
47 #define SRTP_AESGCM256_MASTER_SALT_LENGTH 12
48 #define SRTP_AESGCM256_MASTER_LENGTH (SRTP_AESGCM256_MASTER_KEY_LENGTH + SRTP_AESGCM256_MASTER_SALT_LENGTH)
49 
50 /* SRTP profiles */
51 typedef enum janus_srtp_profile {
57 
58 #ifndef SRTP_AEAD_AES_256_GCM
59  #undef HAVE_SRTP_AESGCM
60 #endif
61 
65 const char *janus_srtp_error_str(int error);
66 
67 #endif
const char * janus_srtp_error_str(int error)
Helper method to get a string representation of a libsrtp error code.
Definition: rtp.c:599
Definition: rtpsrtp.h:55
#define srtp_crypto_get_random
Definition: rtpsrtp.h:35
Definition: rtpsrtp.h:52
janus_srtp_profile
Definition: rtpsrtp.h:51
Definition: rtpsrtp.h:54
Definition: rtpsrtp.h:53