From fe3eb0c31d8ee6e7aed88da5b3d2650535896cab Mon Sep 17 00:00:00 2001
From: Liam Waldron <liamwaldron@everestlinux.org>
Date: Tue, 30 May 2023 13:27:17 -0400
Subject: [PATCH] fix return values

---
 src/libecrypt.c | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

diff --git a/src/libecrypt.c b/src/libecrypt.c
index ee3f178..6ae49f8 100644
--- a/src/libecrypt.c
+++ b/src/libecrypt.c
@@ -5,6 +5,13 @@
 #include <stdlib.h>
 #include <time.h>
 
+/*
+key_status
+0 - keys match
+1 - keys do not match
+*/
+int key_status;
+
 void
 ecrypt_gen(int N)
 {
@@ -46,6 +53,12 @@ ecrypt_gen(int N)
 	}
 }
 
+/*
+Return values for ecrypt_check:
+0 - keys match
+1 - keys do not match
+2 - error opening key
+*/
 int
 ecrypt_check(char *firstkey, char *secondkey)
 {
@@ -59,7 +72,8 @@ ecrypt_check(char *firstkey, char *secondkey)
 	key1 = fopen(firstkey, "r");
 	if (key1 == NULL) {
 		printf("error opening %s\n", firstkey);
-		return 2;
+		key_status = 2;
+		return key_status;
 	}
 
 	fseek(key1, 0, SEEK_END);
@@ -68,14 +82,16 @@ ecrypt_check(char *firstkey, char *secondkey)
 	key2 = fopen(secondkey, "r");
 	if (key2 == NULL) {
 		printf("error opening %s\n", secondkey);
-		return 2;
+		key_status = 2;
+		return key_status;
 	}
 
 	fseek(key2, 0, SEEK_END);
 	cnt1 = ftell(key2);
 
 	if (cnt1 != cnt2) {
-		return 1;
+		key_status = 1;
+		return key_status;
 	} else {
 		while (! feof(key1)) {
 			if (fgetc(key1) != fgetc(key2)) {
@@ -84,9 +100,11 @@ ecrypt_check(char *firstkey, char *secondkey)
 			}
 		}
 		if (flg) {
-			return 1;
+			key_status = 1;
+			return key_status;
 		} else {
-			return 0;
+			key_status = 0;
+			return key_status;
 		}
 	}