Add cryptographic primitives and wallet modules

Initial commit adding core cryptographic ciphers, hash functions, random number generation, public key algorithms, and wallet utilities. Includes Python bindings, C source files, test scripts, and supporting utilities for symmetric and asymmetric cryptography, key derivation, and digital signatures.

Author: Pymmdrza

.gitignore

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+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
+*.so
+*.dylib
+*.dll
+
+# Distribution / packaging
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+build/
+develop-eggs/
+dist/
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+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
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+*.spec
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+# Installer logs
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+pip-delete-this-directory.txt
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+# Unit test / coverage reports
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+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
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+.hypothesis/
+.pytest_cache/
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+profile_default/
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+# LibCrypto specific files
+debug_*.py
+test_imports.py
+test_basic.py
+test_functionality.py
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+temp_*