first version

pkg2zip_aes.h

@@ -0,0 +1,20 @@
+#pragma once
+
+#include <stdint.h>
+#include <stddef.h>
+
+#if defined(_MSC_VER)
+#  define MSVC_ALIGN(x) __declspec(align(x))
+#  define GCC_ALIGN(x)
+#else
+#  define MSVC_ALIGN(x)
+#  define GCC_ALIGN(x) __attribute__((aligned(x)))
+#endif
+
+typedef struct {
+    MSVC_ALIGN(16) uint32_t key[44] GCC_ALIGN(16);
+} aes128_key;
+
+void aes128_init(aes128_key* context, const uint8_t* key);
+void aes128_ecb_encrypt(const aes128_key* context, const uint8_t* input, uint8_t* output);
+void aes128_ctr_xor(const aes128_key* context, const uint8_t* iv, uint64_t block, uint8_t* buffer, size_t size);