From a996f78277d5ba5adccb0daa535bc2494350975c Mon Sep 17 00:00:00 2001
From: srdusr <trevorgray@srdusr.com>
Date: Fri, 26 Sep 2025 12:40:58 +0200
Subject: Initial Commit

---
 core/__init__.py | 93 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 93 insertions(+)
 create mode 100644 core/__init__.py

(limited to 'core/__init__.py')

diff --git a/core/__init__.py b/core/__init__.py
new file mode 100644
index 0000000..368a4d7
--- /dev/null
+++ b/core/__init__.py
@@ -0,0 +1,93 @@
+"""Cerberus Core - Core functionality for the Cerberus password manager.
+
+This module provides the core functionality for the Cerberus password manager,
+including the C core bindings and high-level password management interfaces.
+"""
+
+import os
+import cffi
+from pathlib import Path
+from typing import Optional, Any
+
+# Initialize CFFI (exported for callers that need to manage buffers)
+ffi = cffi.FFI()
+
+# Load the C header
+def _load_header():
+    header_path = Path(__file__).parent / 'cerberus.h'
+    with open(header_path) as f:
+        # Read and clean up the header for CFFI
+        lines = []
+        for line in f:
+            # Remove #include directives and other preprocessor commands
+            if line.startswith('#'):
+                continue
+            # Remove C++ style comments
+            if '//' in line:
+                line = line.split('//')[0] + '\n'
+            lines.append(line)
+        
+        # Join the cleaned lines and pass to cdef
+        ffi.cdef('\n'.join(filter(None, lines)))
+
+# Load the header
+_load_header()
+
+# Try to load the compiled library
+_lib = None
+
+def init() -> bool:
+    """Initialize the Cerberus C core.
+    
+    Returns:
+        bool: True if initialization was successful, False otherwise
+    """
+    global _lib
+    
+    if _lib is not None:
+        return True
+        
+    # Try multiple candidate names
+    candidates = [
+        Path(__file__).parent / 'libcerberus.so',
+        Path(__file__).parent / 'cerberus.so'
+    ]
+    for lib_path in candidates:
+        try:
+            _lib = ffi.dlopen(str(lib_path))
+            return True
+        except OSError:
+            continue
+    _lib = None
+    return False
+
+# Initialize on import
+if not init():
+    class DummyLib:
+        def __getattribute__(self, name: str) -> Any:
+            raise RuntimeError(
+                "Cerberus C core not initialized. "
+                "Please ensure the core is compiled and in your library path."
+            )
+    
+    _lib = DummyLib()
+
+# Re-export the C functions with proper typing
+for name in dir(_lib):
+    if name.startswith('cerb_'):
+        globals()[name] = getattr(_lib, name)
+
+# Clean up the namespace (keep ffi exported)
+del os, Path, _load_header, init, DummyLib
+
+# Export high-level interfaces
+from .password_manager import PasswordManager
+from .models import PasswordEntry
+
+__all__ = [
+    'PasswordManager',
+    'PasswordEntry',
+    'VaultError',
+    'CoreNotAvailableError',
+    'ffi'
+]
-- 
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