From c3c4fd267137a666606562c9e34a26cbc3b9a56a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20G=C3=B3rny?= <mgorny@gentoo.org>
Date: Sun, 15 Jun 2014 17:35:49 +0200
Subject: tool_metalink: Support polarssl as digest provider

---
 src/tool_metalink.c | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)

(limited to 'src')

diff --git a/src/tool_metalink.c b/src/tool_metalink.c
index cd8df41f9..3573b058b 100644
--- a/src/tool_metalink.c
+++ b/src/tool_metalink.c
@@ -55,6 +55,13 @@
 #  define SHA_CTX    void *
 #  define SHA256_CTX void *
    static NSSInitContext *nss_context;
+#elif defined(USE_POLARSSL)
+#  include <polarssl/md5.h>
+#  include <polarssl/sha1.h>
+#  include <polarssl/sha256.h>
+#  define MD5_CTX    md5_context
+#  define SHA_CTX    sha1_context
+#  define SHA256_CTX sha256_context
 #elif (defined(__MAC_OS_X_VERSION_MAX_ALLOWED) && \
               (__MAC_OS_X_VERSION_MAX_ALLOWED >= 1040)) || \
       (defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && \
@@ -318,6 +325,62 @@ static void SHA256_Final(unsigned char digest[32], SHA256_CTX *pctx)
   nss_hash_final(pctx, digest, 32);
 }
 
+#elif defined(USE_POLARSSL)
+
+static int MD5_Init(MD5_CTX *ctx)
+{
+  md5_starts(ctx);
+  return 1;
+}
+
+static void MD5_Update(MD5_CTX *ctx,
+                       const unsigned char *input,
+                       unsigned int inputLen)
+{
+  md5_update(ctx, input, inputLen);
+}
+
+static void MD5_Final(unsigned char digest[16], MD5_CTX *ctx)
+{
+  md5_finish(ctx, digest);
+}
+
+static int SHA1_Init(SHA_CTX *ctx)
+{
+  sha1_starts(ctx);
+  return 1;
+}
+
+static void SHA1_Update(SHA_CTX *ctx,
+                        const unsigned char *input,
+                        unsigned int inputLen)
+{
+  sha1_update(ctx, input, inputLen);
+}
+
+static void SHA1_Final(unsigned char digest[20], SHA_CTX *ctx)
+{
+  sha1_finish(ctx, digest);
+}
+
+static int SHA256_Init(SHA256_CTX *ctx)
+{
+  sha256_starts(ctx, 0); /* 0 = sha256 */
+  return 1;
+}
+
+static void SHA256_Update(SHA256_CTX *ctx,
+                          const unsigned char *input,
+                          unsigned int inputLen)
+{
+  sha256_update(ctx, input, inputLen);
+}
+
+static void SHA256_Final(unsigned char digest[32], SHA256_CTX *ctx)
+{
+  sha256_finish(ctx, digest);
+}
+
 #elif defined(_WIN32) && !defined(USE_SSLEAY)
 
 static void win32_crypto_final(struct win32_crypto_hash *ctx,
-- 
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