From 8562223d577765e5729fbbc5525de93e5e7e4ea5 Mon Sep 17 00:00:00 2001
From: Vincent Hanquez <vincent@snarc.org>
Date: Fri, 18 Jul 2014 15:32:55 +0100
Subject: [PATCH] fix some harmless warnings with LLVM with signed vs unsigned
 buffer types.

---
 cbits/cryptonite_md2.c    | 35 ++++++++++++++++++-----------------
 cbits/cryptonite_sha512.c |  2 +-
 2 files changed, 19 insertions(+), 18 deletions(-)

diff --git a/cbits/cryptonite_md2.c b/cbits/cryptonite_md2.c
index fd4bf8b..42bf546 100644
--- a/cbits/cryptonite_md2.c
+++ b/cbits/cryptonite_md2.c
@@ -52,24 +52,25 @@ static uint8_t S_table[]  = {
 	0x31, 0x44, 0x50, 0xB4, 0x8F, 0xED, 0x1F, 0x1A, 0xDB, 0x99, 0x8D, 0x33, 0x9F, 0x11, 0x83, 0x14
 };
 
+#define UBYTES(s) ((uint8_t *) s)
 static uint8_t *padding_table[] = {
-	"",
-	"\x1",
-	"\x2\x2",
-	"\x3\x3\x3",
-	"\x4\x4\x4\x4",
-	"\x5\x5\x5\x5\x5",
-	"\x6\x6\x6\x6\x6\x6",
-	"\x7\x7\x7\x7\x7\x7\x7",
-	"\x8\x8\x8\x8\x8\x8\x8\x8",
-	"\x9\x9\x9\x9\x9\x9\x9\x9\x9",
-	"\xa\xa\xa\xa\xa\xa\xa\xa\xa\xa",
-	"\xb\xb\xb\xb\xb\xb\xb\xb\xb\xb\xb",
-	"\xc\xc\xc\xc\xc\xc\xc\xc\xc\xc\xc\xc",
-	"\xd\xd\xd\xd\xd\xd\xd\xd\xd\xd\xd\xd\xd",
-	"\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe",
-	"\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf",
-	"\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10"
+	UBYTES(""),
+	UBYTES("\x1"),
+	UBYTES("\x2\x2"),
+	UBYTES("\x3\x3\x3"),
+	UBYTES("\x4\x4\x4\x4"),
+	UBYTES("\x5\x5\x5\x5\x5"),
+	UBYTES("\x6\x6\x6\x6\x6\x6"),
+	UBYTES("\x7\x7\x7\x7\x7\x7\x7"),
+	UBYTES("\x8\x8\x8\x8\x8\x8\x8\x8"),
+	UBYTES("\x9\x9\x9\x9\x9\x9\x9\x9\x9"),
+	UBYTES("\xa\xa\xa\xa\xa\xa\xa\xa\xa\xa"),
+	UBYTES("\xb\xb\xb\xb\xb\xb\xb\xb\xb\xb\xb"),
+	UBYTES("\xc\xc\xc\xc\xc\xc\xc\xc\xc\xc\xc\xc"),
+	UBYTES("\xd\xd\xd\xd\xd\xd\xd\xd\xd\xd\xd\xd\xd"),
+	UBYTES("\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe\xe"),
+	UBYTES("\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf\xf"),
+	UBYTES("\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10\x10")
 };
 
 static void md2_do_chunk(struct md2_ctx *ctx, uint8_t *buf)
diff --git a/cbits/cryptonite_sha512.c b/cbits/cryptonite_sha512.c
index 9a0791c..b72f1d8 100644
--- a/cbits/cryptonite_sha512.c
+++ b/cbits/cryptonite_sha512.c
@@ -233,7 +233,7 @@ void cryptonite_sha512_init_t(struct sha512_ctx *ctx, int t)
 			ctx->h[i] ^= 0xa5a5a5a5a5a5a5a5ULL;
 
 		i = sprintf(buf, "SHA-512/%d", t);
-		cryptonite_sha512_update(ctx, buf, i);
+		cryptonite_sha512_update(ctx, (uint8_t *) buf, i);
 		cryptonite_sha512_finalize(ctx, out);
 
 		/* re-init the context, otherwise len is changed */