X-Git-Url: http://cgit.sxemacs.org/?a=blobdiff_plain;f=src%2Fmd5.c;h=8824bfe15473b923bc448e57d72fa0db7057dee0;hb=910698ce395ac200b44238477e5278918dcf9782;hp=0fc8a5e97819139ab8c6fe9a07f5783b10c4c49c;hpb=c879e5b17b3d5fef34ab58fc66e1cbb4269e5bb4;p=sxemacs

diff --git a/src/md5.c b/src/md5.c
index 0fc8a5e..8824bfe 100644
--- a/src/md5.c
+++ b/src/md5.c
@@ -69,7 +69,7 @@ typedef unsigned short md5_uint32;
 typedef unsigned long md5_uint32;
 #   else
      /* The following line is intended to evoke an error.
-        Using #error is not portable enough.  */
+	Using #error is not portable enough.  */
 "Cannot determine unsigned 32-bit data type."
 #   endif
 #  endif
@@ -324,12 +324,12 @@ md5_process_block(const void *buffer, size_t len, struct md5_ctx *ctx)
 
 #define OP(a, b, c, d, s, T)						\
       do								\
-        {								\
+	{								\
 	  a += FF (b, c, d) + (*cwp++ = SWAP (*words)) + T;		\
 	  ++words;							\
 	  CYCLIC (a, s);						\
 	  a += b;							\
-        }								\
+	}								\
       while (0)
 
 		/* It is unfortunate that C does not provide an operator for
@@ -365,7 +365,7 @@ md5_process_block(const void *buffer, size_t len, struct md5_ctx *ctx)
 		   argument specifying the function to use.  */
 #undef OP
 #define OP(f, a, b, c, d, k, s, T)					\
-      do 								\
+      do								\
 	{								\
 	  a += f (b, c, d) + correct_words[k] + T;			\
 	  CYCLIC (a, s);						\
@@ -570,8 +570,10 @@ file-coding or Mule support.  Otherwise, they are ignored.
 	UNGCPRO;
 
 	md5_finish_ctx(&ctx, digest);
-	for (i = 0; i < 16; i++)
-		sprintf((char *)(thehash + (i * 2)), "%02x", digest[i]);
+	for (i = 0; i < 16; i++) {
+		int n = snprintf((char *)(thehash + (i * 2)), 3, "%02x", digest[i]);
+		assert(n>=0 && n < 3);
+	}
 
 	return make_string(thehash, 32);
 }