1 files changed, 84 insertions, 0 deletions
diff --git a/tools/4/source/src/util.h b/tools/4/source/src/util.h
new file mode 100644
index 0000000..eadd39d
--- /dev/null
+++ b/tools/4/source/src/util.h
@@ -0,0 +1,84 @@
+/*
+* Copyright (c) 2011-2013 by naehrwert
+* This file is released under the GPLv2.
+*/
+
+#ifndef _UTIL_H_
+#define _UTIL_H_
+
+#include <stdio.h>
+
+#include "types.h"
+#include "sha1.h"
+#include <stdint.h>
+
+/*! Verbose. */
+extern BOOL _verbose;
+#define _LOG_VERBOSE(...) _IF_VERBOSE(printf("[*] " __VA_ARGS__))
+#define _IF_VERBOSE(code) \
+	do \
+	{ \
+		if(_verbose == TRUE) \
+		{ \
+			code; \
+		} \
+	} while(0)
+
+/*! Raw. */
+extern BOOL _raw;
+#define _PRINT_RAW(fp, ...) _IF_RAW(fprintf(fp, __VA_ARGS__))
+#define _IF_RAW(code) \
+	do \
+	{ \
+		if(_raw == TRUE) \
+		{ \
+			code; \
+		} \
+	} while(0)
+
+/*! ID to name entry. */
+typedef struct _id_to_name
+{
+	u64 id;
+	const s8 *name;
+} id_to_name_t;
+
+/*! Utility functions. */
+u8 *_read_buffer(const s8 *file, u32 *length);
+int _write_buffer(const s8 *file, u8 *buffer, u32 length);
+// Crypto functions (AES128-CBC, AES128-ECB, SHA1-HMAC and AES-CMAC).
+void aescbc128_decrypt(unsigned char *key, unsigned char *iv, unsigned char *in, unsigned char *out, int len);
+void aescbc128_encrypt(unsigned char *key, unsigned char *iv, unsigned char *in, unsigned char *out, int len);
+void aesecb128_encrypt(unsigned char *key, unsigned char *in, unsigned char *out);
+void get_rif_key(unsigned char* rap, unsigned char* rif);
+int aes128ctr(u8 *key, u8 *iv, u8 *in, u64 len, u8 *out);
+int aes128ctrxor(u8 *key, u8 *iv, u8 *in, u64 len, u8 *out,size_t len_start_from);
+
+bool hmac_hash_compare(unsigned char *key, int key_len, unsigned char *in, int in_len, unsigned char *hash, int hash_len);
+
+void hmac_hash_forge(unsigned char *key, int key_len, unsigned char *in, int in_len, unsigned char *hash);
+
+bool cmac_hash_compare(unsigned char *key, int key_len, unsigned char *in, int in_len, unsigned char *hash, int hash_len);
+
+void cmac_hash_forge(unsigned char *key, int key_len, unsigned char *in, uint64_t in_len, unsigned char *hash);
+
+short se16(short i);
+
+int se32(int i);
+
+u64 se64(u64 i);
+
+void xor1(unsigned char *dest, unsigned char *src1, unsigned char *src2, int size);
+
+void prng(unsigned char *dest, int size);
+
+
+// Hex string conversion auxiliary functions.
+
+u64 hex_to_u64(const char* hex_str);
+
+void hex_to_bytes(unsigned char *data, const char *hex_str, unsigned int str_length);
+
+bool is_hex(const char* hex_str, unsigned int str_length);
+
+#endif