From 6e1e005221f06950b118b53f1f95706f391ed357 Mon Sep 17 00:00:00 2001
From: Max Lv <max.c.lv@gmail.com>
Date: Tue, 27 Feb 2018 11:01:36 +0800
Subject: [PATCH] Fix #1908

---
 src/crypto.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/crypto.c b/src/crypto.c
index df608cea..1a654484 100644
--- a/src/crypto.c
+++ b/src/crypto.c
@@ -33,6 +33,7 @@
 
 #include <stdint.h>
 #include <sodium.h>
+#include <mbedtls/version.h>
 #include <mbedtls/md5.h>
 
 #include "base64.h"
@@ -102,7 +103,19 @@ crypto_md5(const unsigned char *d, size_t n, unsigned char *md)
     if (md == NULL) {
         md = m;
     }
+#if MBEDTLS_VERSION_NUMBER >= 0x02070000
+    mbedtls_md5_context md5;
+    mbedtls_md5_init(&md5);
+    if (mbedtls_md5_starts_ret(&md5) != 0)
+        FATAL("Failed to initialize MD5 context");
+    if (mbedtls_md5_update_ret(&md5, d, n) != 0)
+        FATAL("Failed to update MD5 sum");
+    if (mbedtls_md5_finish_ret(&md5, md) != 0)
+        FATAL("Failed to generate MD5 hash");
+    mbedtls_md5_free(&md5);
+#else
     mbedtls_md5(d, n, md);
+#endif
     return md;
 }