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-rw-r--r--src/openvpn/options.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/openvpn/options.c b/src/openvpn/options.c
index de4fa38..7906f46 100644
--- a/src/openvpn/options.c
+++ b/src/openvpn/options.c
@@ -611,6 +611,10 @@ static const char usage_message[] =
"--x509-track x : Save peer X509 attribute x in environment for use by\n"
" plugins and management interface.\n"
#endif
+#if defined(ENABLE_CRYPTO_OPENSSL) && OPENSSL_VERSION_NUMBER >= 0x10001000
+ "--keying-material-exporter label len : Save Exported Keying Material (RFC5705)\n"
+ " of len bytes (min. 16 bytes) using label in environment for use by plugins.\n"
+#endif
"--remote-cert-ku v ... : Require that the peer certificate was signed with\n"
" explicit key usage, you can specify more than one value.\n"
" value should be given in hex format.\n"
@@ -7066,6 +7070,29 @@ add_option (struct options *options,
options->use_peer_id = true;
options->peer_id = atoi(p[1]);
}
+#if defined(ENABLE_CRYPTO_OPENSSL) && OPENSSL_VERSION_NUMBER >= 0x10001000
+ else if (streq (p[0], "keying-material-exporter") && p[1] && p[2])
+ {
+ int ekm_length = positive_atoi (p[2]);
+
+ VERIFY_PERMISSION (OPT_P_GENERAL);
+
+ if (strncmp(p[1], "EXPORTER", 8))
+ {
+ msg (msglevel, "Keying material exporter label must begin with "
+ "\"EXPORTER\"");
+ goto err;
+ }
+ if (ekm_length < 16 || ekm_length > 4095)
+ {
+ msg (msglevel, "Invalid keying material exporter length");
+ goto err;
+ }
+
+ options->keying_material_exporter_label = p[1];
+ options->keying_material_exporter_length = ekm_length;
+ }
+#endif
else
{
int i;