X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fopenssl%2Fecdsa.c;h=85c6a47b38eb89507dc0d0f7435c9dd847d70908;hb=ff751903aa82bd6dd66a099f9c05dcdae9fc57f2;hp=a4f0f30d259b68355d94d9920d0416249df3c2ea;hpb=027228debee2ea6f31cd176e456c13d626380066;p=tinc

diff --git a/src/openssl/ecdsa.c b/src/openssl/ecdsa.c
index a4f0f30d..85c6a47b 100644
--- a/src/openssl/ecdsa.c
+++ b/src/openssl/ecdsa.c
@@ -26,8 +26,8 @@
 #include "ecdsa.h"
 #include "utils.h"
 
-// Set ECDSA keys
-
+// Get and set ECDSA keys
+//
 bool ecdsa_set_base64_public_key(ecdsa_t *ecdsa, const char *p) {
 	*ecdsa = EC_KEY_new_by_curve_name(NID_secp521r1);
 
@@ -38,12 +38,24 @@ bool ecdsa_set_base64_public_key(ecdsa_t *ecdsa, const char *p) {
 
 	if(!o2i_ECPublicKey(ecdsa, &ppubkey, len)) {
 		logger(LOG_DEBUG, "o2i_ECPublicKey failed: %s", ERR_error_string(ERR_get_error(), NULL));
-		abort();
+		return false;
 	}
 
 	return true;
 }
 
+char *ecdsa_get_base64_public_key(ecdsa_t *ecdsa) {
+	unsigned char *pubkey = NULL;
+	int len = i2o_ECPublicKey(*ecdsa, &pubkey);
+
+	char *base64 = malloc(len * 4 / 3 + 5);
+	b64encode(pubkey, base64, len);
+
+	free(pubkey);
+
+	return base64;
+}
+
 // Read PEM ECDSA keys
 
 bool ecdsa_read_pem_public_key(ecdsa_t *ecdsa, FILE *fp) {