Add the ability to configure recv_max_early_data via s_server
@@ -748,8 +748,8 @@ typedef enum OPTION_choice {
OPT_ID_PREFIX, OPT_SERVERNAME, OPT_SERVERNAME_FATAL,
OPT_CERT2, OPT_KEY2, OPT_NEXTPROTONEG, OPT_ALPN,
OPT_SRTP_PROFILES, OPT_KEYMATEXPORT, OPT_KEYMATEXPORTLEN,
- OPT_KEYLOG_FILE, OPT_MAX_EARLY, OPT_EARLY_DATA, OPT_S_NUM_TICKETS,
- OPT_ANTI_REPLAY, OPT_NO_ANTI_REPLAY,
+ OPT_KEYLOG_FILE, OPT_MAX_EARLY, OPT_RECV_MAX_EARLY, OPT_EARLY_DATA,
+ OPT_S_NUM_TICKETS, OPT_ANTI_REPLAY, OPT_NO_ANTI_REPLAY,
OPT_R_ENUM,
OPT_S_ENUM,
OPT_V_ENUM,
@@ -955,7 +955,9 @@ const OPTIONS s_server_options[] = {
#endif
{"keylogfile", OPT_KEYLOG_FILE, '>', "Write TLS secrets to file"},
{"max_early_data", OPT_MAX_EARLY, 'n',
- "The maximum number of bytes of early data"},
+ "The maximum number of bytes of early data as advertised in tickets"},
+ {"recv_max_early_data", OPT_RECV_MAX_EARLY, 'n',
+ "The maximum number of bytes of early data (hard limit)"},
{"early_data", OPT_EARLY_DATA, '-', "Attempt to read early data"},
{"num_tickets", OPT_S_NUM_TICKETS, 'n',
"The number of TLSv1.3 session tickets that a server will automatically issue" },
@@ -1041,7 +1043,7 @@ int s_server_main(int argc, char *argv[])
unsigned int split_send_fragment = 0, max_pipelines = 0;
const char *s_serverinfo_file = NULL;
const char *keylog_file = NULL;
- int max_early_data = -1;
+ int max_early_data = -1, recv_max_early_data = -1;
char *psksessf = NULL;
/* Init of few remaining global variables */
@@ -1570,6 +1572,13 @@ int s_server_main(int argc, char *argv[])
goto end;
}
break;
+ case OPT_RECV_MAX_EARLY:
+ recv_max_early_data = atoi(opt_arg());
+ if (recv_max_early_data < 0) {
+ BIO_printf(bio_err, "Invalid value for recv_max_early_data\n");
+ goto end;
+ }
+ break;
case OPT_EARLY_DATA:
early_data = 1;
if (max_early_data == -1)
@@ -2110,6 +2119,8 @@ int s_server_main(int argc, char *argv[])
if (max_early_data >= 0)
SSL_CTX_set_max_early_data(ctx, max_early_data);
+ if (recv_max_early_data >= 0)
+ SSL_CTX_set_recv_max_early_data(ctx, recv_max_early_data);
if (rev)
server_cb = rev_body;
