From 4066382ce5f76ca4c35356972387e30c65911697 Mon Sep 17 00:00:00 2001
From: Liam Waldron <liamwaldron@everestlinux.org>
Date: Thu, 1 Jun 2023 10:53:25 -0400
Subject: [PATCH] init

---
 Makefile     |  10 +++++
 README       |  26 ++++++++++++
 config.mk    |   5 +++
 src/config.h |  11 ++++++
 src/ecrypt.c | 110 +++++++++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 162 insertions(+)
 create mode 100644 Makefile
 create mode 100644 README
 create mode 100644 config.mk
 create mode 100644 src/config.h
 create mode 100644 src/ecrypt.c

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..f5271da
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,10 @@
+include config.mk
+
+all:
+	$(CC) src/ecrypt.c $(CFLAGS) $(LDFLAGS) -lecrypt -o src/ecrypt
+
+install:
+	install src/ecrypt $(PREFIX)/bin
+
+clean:
+	rm src/ecrypt
diff --git a/README b/README
new file mode 100644
index 0000000..e818358
--- /dev/null
+++ b/README
@@ -0,0 +1,26 @@
++ ecrypt - a simple password and key generator
+
+ecrypt is an extremely simple and basic encryption tool. It does not aim to provide
+advanced encryption features that tools such as OpenSSL may offer, it simply acts as
+a random string generator and comparison tool.
+
++ Dependencies
+
+	- libecrypt 2.2.0
+
++ Installation
+
+Clone this repository:
+	(user)$ git clone https://git.everestlinux.org/EverestLinux/ecrypt
+
+Review src/config.h:
+	(user)$ $EDITOR src/config.h
+
+Review config.mk:
+	(user)$ $EDITOR config.mk
+
+Run make:
+	(user)$ make
+
+Install:
+	(root)# make install
diff --git a/config.mk b/config.mk
new file mode 100644
index 0000000..0fffc4a
--- /dev/null
+++ b/config.mk
@@ -0,0 +1,5 @@
+# config.mk
+
+CC 	= cc
+CFLAGS 	= -O3 -fstack-protector-strong -static -pie
+LDFLAGS =
diff --git a/src/config.h b/src/config.h
new file mode 100644
index 0000000..fc4952a
--- /dev/null
+++ b/src/config.h
@@ -0,0 +1,11 @@
+/* config.h - define configuration values */
+
+#ifndef CONFIG_H_
+#define CONFIG_H_
+
+/* Length of string to be outputted */
+#define ECRYPT_STR_LEN 30
+
+#define ECRYPT_VERSION "3.0.0"
+
+#endif
diff --git a/src/ecrypt.c b/src/ecrypt.c
new file mode 100644
index 0000000..0bf49fe
--- /dev/null
+++ b/src/ecrypt.c
@@ -0,0 +1,110 @@
+/*
+	ecrypt.c - string generation and comparison tool
+
+	This file is part of ecrypt.
+
+	ecrypt is free software: you can redistribute it and/or modify it
+	under the terms of the GNU General Public License as published by the
+	Free Software Foundation, either version 3 of the License, or (at your
+	option) any later version.
+
+	ecrypt is distributed in the hope that it will be useful, but WITHOUT
+	ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+	FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+	for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with ecrypt. If not, see <https://www.gnu.org/licenses/>. 
+*/
+
+#include <color.h>
+#include <ecrypt.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "config.h"
+
+static void
+usage(char *argv[])
+{
+	printf("%s - string generator and checker\n", argv[0]);
+	printf("usage: %s [-h] [-v] [-s] [-g] [-c]\n", argv[0]);
+	printf("\n");
+	printf("%s {-h}		Show this message\n", argv[0]);
+	printf("%s {-v}		Show the current version\n", argv[0]);
+	printf("%s {-s}		View compile-time settings\n", argv[0]);
+	printf("%s {-g}		Generate a string\n", argv[0]);
+	printf("%s {-c}		Compare 2 files\n", argv[0]);
+	printf("\n");
+	printf("Ecrypt is free software.\n");
+	printf("See the GNU GPL version 3 for details.\n");
+}
+
+static void
+usage_small(char *argv[])
+{
+	printf("usage: %s [-h] [-v] [-s] [-g] [-c]\n", argv[0]);
+}
+
+static void
+view_compile_time_settings(char *argv[])
+{
+	printf("Compile-time settings for %s\n", argv[0]);
+	printf("String length: %i\n", ECRYPT_STR_LEN);
+}
+
+static void
+view_version(char *argv[])
+{
+	printf("%s\n", argv[0]);
+	printf(ECRYPT_VERSION);
+	printf("\n");
+	printf("Compiled against libecrypt\n");
+}
+
+int
+main(int argc, char *argv[])
+{
+
+	if (argc < 2) {
+		usage_small(argv);
+		exit(1);
+	}
+
+	int opt;
+
+	while ((opt = getopt(argc, argv, ":if:hvsgc")) != -1) {
+		switch(opt) {
+		case 'h':
+			usage(argv);
+			exit(0);
+			break;
+		case 'v':
+			view_version(argv);
+			exit(0);
+			break;
+		case 's':
+			view_compile_time_settings(argv);
+			exit(0);
+			break;
+		case 'g':
+			ecrypt_gen(ECRYPT_STR_LEN);
+			printf("\n");
+			exit(0);
+			break;
+		case 'c':
+			if (argc < 4) {
+				printf("not enough arguments\n");
+				exit(1);
+			}
+			ecrypt_check(argv[2], argv[3]);
+			break;
+		case '?':
+			usage_small(argv);
+			exit(1);
+			break;
+		}
+	}
+}