X-Git-Url: https://git.cryptolib.org/?a=blobdiff_plain;f=bigint%2Fbigint.h;h=d307cfa6e5f305845846e74a32b53a22d005d933;hb=HEAD;hp=2f45d1d3eea174cdd9bad6b6f2f0a6bea7194428;hpb=5e75eafde9b0269aa78395bbeb3e79ff36a1f082;p=arm-crypto-lib.git

diff --git a/bigint/bigint.h b/bigint/bigint.h
index 2f45d1d..d307cfa 100644
--- a/bigint/bigint.h
+++ b/bigint/bigint.h
@@ -1,6 +1,6 @@
 /* bigint.h */
 /*
-    This file is part of the AVR-Crypto-Lib.
+    This file is part of the ARM-Crypto-Lib.
     Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
 
     This program is free software: you can redistribute it and/or modify
@@ -38,16 +38,18 @@ typedef int64_t  bigint_wordplus_signed_t;
 #define BIGINT_FBS_MASK (BIGINT_WORD_SIZE-1) /* the last five bits indicate which is the first bit set */
 #define BIGINT_NEG_MASK 0x80 /* this bit indicates a negative value */
 typedef struct{
-	uint16_t length_B;
+	uint16_t length_W;
 	uint8_t info;
 	bigint_word_t *wordv; /* word vector, pointing to the LSB */
 }bigint_t;
 
-
-
 /******************************************************************************/
 
 void   bigint_adjust(bigint_t* a);
+uint32_t bigint_get_first_set_bit(const bigint_t* a);
+uint32_t bigint_get_last_set_bit(const bigint_t* a);
+uint16_t bigint_length_b(const bigint_t* a);
+uint16_t bigint_length_B(const bigint_t* a);
 void   bigint_copy(bigint_t* dest, const bigint_t* src);
 void   bigint_add_u(bigint_t* dest, const bigint_t* a, const bigint_t* b);
 void   bigint_add_scale_u(bigint_t* dest, const bigint_t* a, uint16_t scale);