ngtcp2_crypto_recv_retry_cb

Synopsis

#include <ngtcp2/ngtcp2_crypto.h>

int ngtcp2_crypto_recv_retry_cb(ngtcp2_conn *conn, const ngtcp2_pkt_hd *hd, void *user_data)

ngtcp2_crypto_recv_retry_cb() re-installs initial secrets in response to incoming Retry packet.

This function can be directly passed to ngtcp2_callbacks.recv_retry field. It is only used by client.

This function returns 0 if it succeeds, or NGTCP2_ERR_CALLBACK_FAILURE.