From 7172a72ac22f4ed7380f603c9519299ded612bb8 Mon Sep 17 00:00:00 2001
From: John Klug <john.klug@multitech.com>
Date: Thu, 28 Jun 2018 14:06:52 -0500
Subject: mts-ubpasswd to use uuid and device-id rather than MAC by default

---
 src/hashpwd.cpp | 24 +++++++++++++++++-------
 src/ubpasswd.sh | 10 ++--------
 2 files changed, 19 insertions(+), 15 deletions(-)

(limited to 'src')

diff --git a/src/hashpwd.cpp b/src/hashpwd.cpp
index 414ffbd..6bc322c 100644
--- a/src/hashpwd.cpp
+++ b/src/hashpwd.cpp
@@ -10,6 +10,8 @@
 #include <string.h>
 #include <openssl/sha.h>
 
+#define MYVERSION "1.1"
+
 using namespace std;
 int v = 0;
 
@@ -148,28 +150,33 @@ void usage(void)
 {
 	cout << "usage:" << endl <<
       "  mts-hashpwd [-v] [[-d did] [-m mac] | [-p password]] salt" << endl <<
+      "    -V              version" << endl <<
       "    -v              verbose" << endl <<
       "    -d did          Device ID (serial #)" << endl <<
       "    -m mac          Ethernet mac address" << endl <<
       "    -p              password" << endl <<
-      "Either password must be supplied, or Device-ID and Ethernet Mac address" << endl <<
+      "    -u uuid         UUID (base 16)" << endl <<
+      "Either password must be supplied, or Device-ID and " << endl
+        << "either Ethernet Mac address or UUID" << endl <<
 	  "salt is required." <<endl;
     exit(1);
 }
 
 int main(int argc, char **argv) {
-	int opt = 0, p = 0, d = 0, m = 0;
+	int opt = 0, p = 0, d = 0, m = 0, u=0;
 	unsigned long long fudge = 0;
 	short unsigned int prefix;
-	string did, mac, pwd, salt;
+	string did, mac, pwd, salt, uuid;
 
-    while ((opt = getopt(argc,argv,"d:m:p:v")) != EOF)
+    while ((opt = getopt(argc,argv,"Vd:m:p:u:v")) != EOF)
         switch(opt)
         {
+            case 'V': cout << MYVERSION << endl; exit(0);
             case 'v': v = 1; cout << " verbose" <<endl; break;
             case 'd': d = 1; did = optarg ; (v==1) && cout << "device-id is " << did << endl; break;
             case 'm': m = 1; mac = optarg ; (v==1) && cout << "Ethernet mac is " << mac << endl; break;
             case 'p': p = 1; pwd = optarg ; (v==1) && cout << "User defined password is \"" << pwd << "\"" << endl; break;
+            case 'u': u = 1; uuid = optarg ; (v==1) && cout << "UUID is \"" << uuid << "\"" << endl; break;
             case '?': usage(); break;
             default: cout<<endl; abort();
         }
@@ -184,8 +191,8 @@ int main(int argc, char **argv) {
     	cout << "Must use either a supplied password or Device ID and Ethernet MAC address, but not all three." << endl;
     	usage();
     }
-    if ((d && !m) || (m && !d)) {
-    	cout << "Must have both a Device-ID and an Ethernet MAC address." << endl;
+    if ((d && (!m && !u)) || (m && !d) || (u && !d)) {
+    	cout << "Must have both a Device-ID and either a UUID or Ethernet MAC address." << endl;
     	usage();
     }
     if (optind != argc-1) {
@@ -212,7 +219,10 @@ int main(int argc, char **argv) {
     unsigned char hash[SHA256_DIGEST_LENGTH];
 
     if(!p) {
-    	passwd0 = did + "|" + mac;
+        if (m)
+            passwd0 = did + "|" + mac;
+        else if (u)
+            passwd0 = did + "|" + uuid;
 		passwdnew = passwd0;
 
 	    while (1) {
diff --git a/src/ubpasswd.sh b/src/ubpasswd.sh
index 8a6abf9..65e35eb 100755
--- a/src/ubpasswd.sh
+++ b/src/ubpasswd.sh
@@ -24,8 +24,7 @@ if ! [[ -x /sbin/mts-hashpwd ]] ; then
   exit 1
 fi
 usage() {
-  echo "ubpasswd [-c] [-r] [-u] [-d] [-s salt] [password]"
-  echo "  -c        clear the U-Boot password"
+  echo "ubpasswd [-u] [-d] [-s salt] [password]"
   echo "  -u        means u-boot only (not UNIX password)"
   echo "  -s        salt is user supplied salt"
   echo "  -r        returns true if U-Boot password"
@@ -42,13 +41,8 @@ usage() {
 ((hassalt=0))
 ((debug=0))
 ((upwd=0))
-while getopts ":cdfrs:u" opt; do
+while getopts ":dfrs:u" opt; do
   case $opt in
-    c)
-      u-boot setenv mtsp
-      u-boot setenv mtss
-      exit 0
-      ;;
     f)
       if ! /bin/fgrep "mts password protected" /dev/mtdblock2 >/dev/null 2>&1;  then
 	echo "U-Boot does not support password protection."
-- 
cgit v1.2.3