X-Git-Url: https://jxself.org/git/?p=skeinsum.git;a=blobdiff_plain;f=skein_cli.c;fp=skein_cli.c;h=d6e7649480d4b930cf53cd415ac606a5283fd9ca;hp=0ab840835690951179942431663d506041ab4fba;hb=6f9f4910116e2463dc4f9c842177fdf3e5b4ebae;hpb=ff93bbdae2026ff865e07c05450560d0594d935a

diff --git a/skein_cli.c b/skein_cli.c
index 0ab8408..d6e7649 100644
--- a/skein_cli.c
+++ b/skein_cli.c
@@ -283,17 +283,18 @@ int VerifyHashesFromFile(FILE *fp, int status, int warn, int quiet)
 	return (NotProper || NoMatch) ? -1 : 1;
 }
 
-int isProper(char MsgDigest[])
+int isProper(const char MsgDigest[])
 {
-	if ((strlen(MsgDigest) - hashbitlen/4) != 0)
+	int len = strlen(MsgDigest);
+	if (len != (hashbitlen / 4))
 		return 0;
 	int index = 0;
-	char c = 0;
-	for(index = 0; index < strlen(MsgDigest);index++)
+	for (index = 0; index < len; index++)
 	{
-		c = MsgDigest[index];
-		if(!(( c >= '0' && c <= '9' ) || ( c >= 'A' && c <= 'F')))
-			return 0;
+		char c = MsgDigest[index];
+		if (c >= '0' && c <= '9') continue;
+		if (c >= 'A' && c <= 'F') continue;
+		return 0;
 	}
 
 	return 1;