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Added ChaCha20+Poly1305 support (stand-alone, cipher suites).

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This commit is contained in:
Thomas Pornin 2016-12-13 20:01:19 +01:00
parent 9e71c0673a
commit b42bd5972f
26 changed files with 1952 additions and 523 deletions
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9
src/ssl/ssl_server_full_ec.c
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@ -38,6 +38,7 @@ br_ssl_server_init_full_ec(br_ssl_server_context *cc,
*
* -- Don't use 3DES if AES is available.
* -- Try to have Forward Secrecy (ECDHE suite) if possible.
* -- ChaCha20+Poly1305 is better than AES/GCM (faster, smaller).
* -- GCM is better than CBC.
* -- AES-128 is preferred over AES-256 (AES-128 is already
* strong enough, and AES-256 is 40% more expensive).
@ -46,6 +47,7 @@ br_ssl_server_init_full_ec(br_ssl_server_context *cc,
* filtered based on the issuing CA key type.
*/
static const uint16_t suites[] = {
BR_TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256,
BR_TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
BR_TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
BR_TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256,
@ -152,6 +154,10 @@ br_ssl_server_init_full_ec(br_ssl_server_context *cc,
br_ssl_engine_set_des_cbc(&cc->eng,
&br_des_ct_cbcenc_vtable,
&br_des_ct_cbcdec_vtable);
br_ssl_engine_set_chacha20(&cc->eng,
&br_chacha20_ct_run);
br_ssl_engine_set_poly1305(&cc->eng,
&br_poly1305_ctmul_run);
/*
* Set the SSL record engines (CBC, GCM).
@ -162,4 +168,7 @@ br_ssl_server_init_full_ec(br_ssl_server_context *cc,
br_ssl_engine_set_gcm(&cc->eng,
&br_sslrec_in_gcm_vtable,
&br_sslrec_out_gcm_vtable);
br_ssl_engine_set_chapol(&cc->eng,
&br_sslrec_in_chapol_vtable,
&br_sslrec_out_chapol_vtable);
}