From 8adb3dbae070d097e78bcc87a567ccd28d073da5 Mon Sep 17 00:00:00 2001
From: jsing <>
Date: Thu, 1 May 2014 16:06:24 +0000
Subject: Provide an EVP implementation for ChaCha.

ok miod@
---
 src/lib/libcrypto/chacha/chacha.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'src/lib/libcrypto/chacha/chacha.h')

diff --git a/src/lib/libcrypto/chacha/chacha.h b/src/lib/libcrypto/chacha/chacha.h
index d66a719ae4..456d960ed9 100644
--- a/src/lib/libcrypto/chacha/chacha.h
+++ b/src/lib/libcrypto/chacha/chacha.h
@@ -29,6 +29,17 @@
 extern "C" {
 #endif
 
+typedef struct {
+        unsigned int input[16];
+} ChaCha_ctx;
+
+void ChaCha_set_key(ChaCha_ctx *ctx, const unsigned char *key,
+    unsigned int keybits);
+void ChaCha_set_iv(ChaCha_ctx *ctx, const unsigned char *iv,
+    const unsigned char *counter);
+void ChaCha(ChaCha_ctx *ctx, unsigned char *out, const unsigned char *in,
+    size_t len);
+
 void CRYPTO_chacha_20(unsigned char *out, const unsigned char *in, size_t len,
     const unsigned char key[32], const unsigned char iv[8], size_t counter);
 
-- 
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