Add comments to generated files saying how they are generated.

pyaegis/aegis128l.py

@@ -6,6 +6,9 @@ into user-provided buffers via optional `into=` (and `mac_into=` for detached).
 Error return codes from the C library raise ValueError.
 """
 
+# All modules are generated from aegis128l.py by tools/gen_modules.py!
+# DO NOT EDIT OTHER ALGORITHM FILES MANUALLY!
+
 import errno
 from collections.abc import Buffer
 

pyaegis/aegis128x2.py

@@ -6,6 +6,9 @@ into user-provided buffers via optional `into=` (and `mac_into=` for detached).
 Error return codes from the C library raise ValueError.
 """
 
+# All modules are generated from aegis128x2.py by tools/gen_modules.py!
+# DO NOT EDIT OTHER ALGORITHM FILES MANUALLY!
+
 import errno
 from collections.abc import Buffer
 

pyaegis/aegis128x4.py

@@ -6,6 +6,9 @@ into user-provided buffers via optional `into=` (and `mac_into=` for detached).
 Error return codes from the C library raise ValueError.
 """
 
+# All modules are generated from aegis128x4.py by tools/gen_modules.py!
+# DO NOT EDIT OTHER ALGORITHM FILES MANUALLY!
+
 import errno
 from collections.abc import Buffer
 

pyaegis/aegis256.py

@@ -6,6 +6,9 @@ into user-provided buffers via optional `into=` (and `mac_into=` for detached).
 Error return codes from the C library raise ValueError.
 """
 
+# All modules are generated from aegis256.py by tools/gen_modules.py!
+# DO NOT EDIT OTHER ALGORITHM FILES MANUALLY!
+
 import errno
 from collections.abc import Buffer
 

pyaegis/aegis256x2.py

@@ -6,6 +6,9 @@ into user-provided buffers via optional `into=` (and `mac_into=` for detached).
 Error return codes from the C library raise ValueError.
 """
 
+# All modules are generated from aegis256x2.py by tools/gen_modules.py!
+# DO NOT EDIT OTHER ALGORITHM FILES MANUALLY!
+
 import errno
 from collections.abc import Buffer
 

pyaegis/aegis256x4.py

@@ -6,6 +6,9 @@ into user-provided buffers via optional `into=` (and `mac_into=` for detached).
 Error return codes from the C library raise ValueError.
 """
 
+# All modules are generated from aegis256x4.py by tools/gen_modules.py!
+# DO NOT EDIT OTHER ALGORITHM FILES MANUALLY!
+
 import errno
 from collections.abc import Buffer
 

pyaegis/aegis_cdef.h

@@ -1,3 +1,5 @@
+/* This file is generated with tools/gen_cdef.py. Do not edit. */
+
 typedef unsigned char uint8_t;
 typedef unsigned long size_t;
 

tools/gen_cdef.py

@@ -99,6 +99,8 @@ def generate_cdef(include_dir: pathlib.Path) -> str:
     """Generate the complete CFFI cdef string from all aegis headers."""
 
     lines = [
+        "/* This file is generated with tools/gen_cdef.py. Do not edit. */",
+        "",
         "typedef unsigned char uint8_t;",
         "typedef unsigned long size_t;",
         "",