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ngtcp2: free used resources on disconnect

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Fixes #4614
Closes #4615
This commit is contained in:
Daniel Stenberg 2019-11-18 11:27:30 +01:00
parent a72b6b9606
commit 82e4d029c5
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GPG Key ID: 5CC908FDB71E12C2
2 changed files with 17 additions and 7 deletions
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16
lib/vquic/ngtcp2.c
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@ -199,11 +199,12 @@ static int quic_add_handshake_data(SSL *ssl, OSSL_ENCRYPTION_LEVEL ossl_level,
ngtcp2_crypto_level level = quic_from_ossl_level(ossl_level);
int rv;
crypto_data = &qs->client_crypto_data[level];
crypto_data = &qs->crypto_data[level];
if(crypto_data->buf == NULL) {
crypto_data->buf = malloc(4096);
if(!crypto_data->buf)
return 0;
crypto_data->alloclen = 4096;
/* TODO Explode if malloc failed */
}
/* TODO Just pretend that handshake does not grow more than 4KiB for
@ -696,8 +697,17 @@ static int ng_perform_getsock(const struct connectdata *conn,
static CURLcode ng_disconnect(struct connectdata *conn,
bool dead_connection)
{
(void)conn;
int i;
struct quicsocket *qs = &conn->hequic[0];
(void)dead_connection;
free(qs->rx_secret);
if(qs->ssl)
SSL_free(qs->ssl);
for(i = 0; i < 3; i++)
free(qs->crypto_data[i].buf);
nghttp3_conn_del(qs->h3conn);
ngtcp2_conn_del(qs->qconn);
SSL_CTX_free(qs->sslctx);
return CURLE_OK;
}

2
lib/vquic/ngtcp2.h
View File

@ -49,7 +49,7 @@ struct quicsocket {
uint8_t *rx_secret; /* malloced */
uint8_t *tx_secret; /* points into the above buffer */
size_t rx_secretlen;
struct quic_handshake client_crypto_data[3];
struct quic_handshake crypto_data[3];
/* the last TLS alert description generated by the local endpoint */
uint8_t tls_alert;
struct sockaddr_storage local_addr;