vlmcsd-svn1065-2016-10-12-Hotbird64

src/crypto.h

@@ -0,0 +1,57 @@
+#ifndef __crypto_h
+#define __crypto_h
+
+#ifndef CONFIG
+#define CONFIG "config.h"
+#endif // CONFIG
+#include CONFIG
+
+#include "types.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <errno.h>
+#include "endian.h"
+#include <stdint.h>
+
+#define AES_KEY_BYTES   (16) // 128 Bits
+#define AES_BLOCK_BYTES (16)
+#define AES_BLOCK_WORDS (AES_BLOCK_BYTES / sizeof(DWORD))
+#define AES_KEY_DWORDS  (AES_KEY_BYTES / sizeof(DWORD))
+#define V4_KEY_BYTES	(20) // 160 Bits
+
+#define ROR32(v, n)  ( (v) << (32 - n) | (v) >> n )
+
+void XorBlock(const BYTE *const in, const BYTE *out);
+
+void AesCmacV4(BYTE *data, size_t len, BYTE *hash);
+
+extern const BYTE AesKeyV5[];
+extern const BYTE AesKeyV6[];
+
+typedef struct {
+	DWORD  Key[48]; // Supports a maximum of 160 key bits!
+	uint_fast8_t rounds;
+} AesCtx;
+
+void AesInitKey(AesCtx *Ctx, const BYTE *Key, int_fast8_t IsV6, int AesKeyBytes);
+void AesEncryptBlock(const AesCtx *const Ctx, BYTE *block);
+void AesDecryptBlock(const AesCtx *const Ctx, BYTE *block);
+void AesEncryptCbc(const AesCtx *const Ctx, BYTE *restrict iv, BYTE *restrict data, size_t *restrict len);
+void AesDecryptCbc(const AesCtx *const Ctx, BYTE *iv, BYTE *data, size_t len);
+void MixColumnsR(BYTE *restrict state);
+
+#if defined(_CRYPTO_OPENSSL)
+#include "crypto_openssl.h"
+
+#elif defined(_CRYPTO_POLARSSL)
+#include "crypto_polarssl.h"
+
+#elif defined(_CRYPTO_WINDOWS)
+#include "crypto_windows.h"
+
+#else
+#include "crypto_internal.h"
+
+#endif
+#endif // __crypto_h