X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Fcrypto_openssl%2Fmain.c;h=ac586c2af7780b894fb2f056eb2342d53813fd35;hb=47feb1146ec3b0e1cf2ebd83cd5211e1df261194;hp=288de8a5297260a5d2dd7700815c8947c214f489;hpb=1b1d1e9e84b007721a0c2ae2092df7cea662e09d;p=vpp.git

diff --git a/src/plugins/crypto_openssl/main.c b/src/plugins/crypto_openssl/main.c
index 288de8a5297..ac586c2af77 100644
--- a/src/plugins/crypto_openssl/main.c
+++ b/src/plugins/crypto_openssl/main.c
@@ -115,14 +115,18 @@ openssl_ops_enc_gcm (vlib_main_t * vm, vnet_crypto_op_t * ops[], u32 n_ops,
   for (i = 0; i < n_ops; i++)
     {
       vnet_crypto_op_t *op = ops[i];
+      u32 nonce[3];
       int len;
 
       if (op->flags & VNET_CRYPTO_OP_FLAG_INIT_IV)
-	RAND_bytes (op->iv, op->iv_len);
+	RAND_bytes (op->iv, 8);
+
+      nonce[0] = op->salt;
+      clib_memcpy_fast (nonce + 1, op->iv, 8);
 
       EVP_EncryptInit_ex (ctx, cipher, 0, 0, 0);
-      EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_IVLEN, op->iv_len, NULL);
-      EVP_EncryptInit_ex (ctx, 0, 0, op->key, op->iv);
+      EVP_CIPHER_CTX_ctrl (ctx, EVP_CTRL_GCM_SET_IVLEN, 12, NULL);
+      EVP_EncryptInit_ex (ctx, 0, 0, op->key, (u8 *) nonce);
       if (op->aad_len)
 	EVP_EncryptUpdate (ctx, NULL, &len, op->aad, op->aad_len);
       EVP_EncryptUpdate (ctx, op->dst, &len, op->src, op->len);