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| author | Tatsuhiro Tsujikawa <tatsuhiro.t@gmail.com> | 2021-11-09 18:33:02 +0900 |
|---|---|---|
| committer | Daniel Stenberg <daniel@haxx.se> | 2021-11-09 11:46:12 +0100 |
| commit | 9db25d213b44cf43ca873c609e5d24d0e055330c (patch) | |
| tree | 0f64382b1e0d00a4f0e1a85989123236da42355d | |
| parent | 10bc426dd20ea2789ea7091978ca30fcf4e214de (diff) | |
| download | curl-9db25d213b44cf43ca873c609e5d24d0e055330c.tar.gz | |
ngtcp2: advertise h3 as well as h3-29
Advertise h3 as well as h3-29 since some servers out there require h3
for QUIC v1.
Closes #7979
| -rw-r--r-- | lib/vquic/ngtcp2.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/lib/vquic/ngtcp2.c b/lib/vquic/ngtcp2.c index d6d2c7cd6..dfe8f96fb 100644 --- a/lib/vquic/ngtcp2.c +++ b/lib/vquic/ngtcp2.c @@ -61,6 +61,7 @@ #endif #define H3_ALPN_H3_29 "\x5h3-29" +#define H3_ALPN_H3 "\x2h3" /* * This holds outgoing HTTP/3 stream data that is used by nghttp3 until acked. @@ -305,8 +306,8 @@ static int quic_init_ssl(struct quicsocket *qs) SSL_set_connect_state(qs->ssl); SSL_set_quic_use_legacy_codepoint(qs->ssl, 0); - alpn = (const uint8_t *)H3_ALPN_H3_29; - alpnlen = sizeof(H3_ALPN_H3_29) - 1; + alpn = (const uint8_t *)H3_ALPN_H3_29 H3_ALPN_H3; + alpnlen = sizeof(H3_ALPN_H3_29) - 1 + sizeof(H3_ALPN_H3) - 1; if(alpn) SSL_set_alpn_protos(qs->ssl, alpn, (int)alpnlen); @@ -418,7 +419,7 @@ static int tp_send_func(gnutls_session_t ssl, gnutls_buffer_t extdata) static int quic_init_ssl(struct quicsocket *qs) { - gnutls_datum_t alpn = {NULL, 0}; + gnutls_datum_t alpn[2]; /* this will need some attention when HTTPS proxy over QUIC get fixed */ const char * const hostname = qs->conn->host.name; int rc; @@ -483,10 +484,12 @@ static int quic_init_ssl(struct quicsocket *qs) } /* strip the first byte (the length) from NGHTTP3_ALPN_H3 */ - alpn.data = (unsigned char *)H3_ALPN_H3_29 + 1; - alpn.size = sizeof(H3_ALPN_H3_29) - 2; - if(alpn.data) - gnutls_alpn_set_protocols(qs->ssl, &alpn, 1, 0); + alpn[0].data = (unsigned char *)H3_ALPN_H3_29 + 1; + alpn[0].size = sizeof(H3_ALPN_H3_29) - 2; + alpn[1].data = (unsigned char *)H3_ALPN_H3 + 1; + alpn[1].size = sizeof(H3_ALPN_H3) - 2; + + gnutls_alpn_set_protocols(qs->ssl, alpn, 2, GNUTLS_ALPN_MANDATORY); /* set SNI */ gnutls_server_name_set(qs->ssl, GNUTLS_NAME_DNS, hostname, strlen(hostname)); |