X-Git-Url: https://git.openssl.org/?a=blobdiff_plain;f=crypto%2Fec%2Fec_key.c;h=57388da91ea408dadc3f2c4051f107738d83779d;hb=7fc7d1a7bdeda7e448c13e6fecce96a53b7a62d2;hp=19628b143539167f633dfa712d09c3d026cd49d3;hpb=ac3e3665016e4441475276461d5f910eb9e9ea15;p=openssl.git

diff --git a/crypto/ec/ec_key.c b/crypto/ec/ec_key.c
index 19628b1435..57388da91e 100644
--- a/crypto/ec/ec_key.c
+++ b/crypto/ec/ec_key.c
@@ -591,3 +591,22 @@ int EC_KEY_oct2priv(EC_KEY *eckey, unsigned char *buf, size_t len)
     }
     return 1;
 }
+
+size_t EC_KEY_priv2buf(const EC_KEY *eckey, unsigned char **pbuf)
+{
+    size_t len;
+    unsigned char *buf;
+    len = EC_KEY_priv2oct(eckey, NULL, 0);
+    if (len == 0)
+        return 0;
+    buf = OPENSSL_malloc(len);
+    if (buf == NULL)
+        return 0;
+    len = EC_KEY_priv2oct(eckey, buf, len);
+    if (len == 0) {
+        OPENSSL_free(buf);
+        return 0;
+    }
+    *pbuf = buf;
+    return len;
+}