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0x0011a_cb/include/aes.h

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+// MIT License
+//
+// Copyright (c) 2026 Kevin Thomas
+//
+// File:    aes.h
+// Desc:    Declares AES-128-ECB single-block decryption.
+// Created: 2026
+
+#ifndef AES_H
+#define AES_H
+
+#include <stdint.h>
+
+/**
+ * @brief Decrypt one 16-byte block with AES-128-ECB.
+ *
+ * @param in 16-byte ciphertext.
+ * @param key 16-byte key.
+ * @param out 16-byte plaintext output.
+ * @return None.
+ */
+void aes128_ecb_decrypt_block(const uint8_t in[16], const uint8_t key[16], uint8_t out[16]);
+
+#endif // AES_H