X-Git-Url: https://git.cryptolib.org/?p=avr-crypto-lib.git;a=blobdiff_plain;f=sha256%2Fsha256.h;h=b0fd6d4d12ec95c18fb63338e13c6a282784b0a4;hp=24960a3a43d9325d3cbb01ea15c4f2a7e6b31684;hb=4b5da1dc27a791b5c448274a3db09cd035b33493;hpb=d32eba56ce10ea6b9eff123b50d9842673b38f2b

diff --git a/sha256/sha256.h b/sha256/sha256.h
index 24960a3..b0fd6d4 100644
--- a/sha256/sha256.h
+++ b/sha256/sha256.h
@@ -1,7 +1,7 @@
 /* sha256.h */
 /*
     This file is part of the AVR-Crypto-Lib.
-    Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
+    Copyright (C) 2006-2015 Daniel Otte (bg@nerilex.org)
 
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -49,9 +49,9 @@
  */
 
 #define SHA256_HASH_BITS  256
-#define SHA256_HASH_BYTES (SHA256_HASH_BITS/8)
+#define SHA256_HASH_BYTES (SHA256_HASH_BITS / 8)
 #define SHA256_BLOCK_BITS 512
-#define SHA256_BLOCK_BYTES (SHA256_BLOCK_BITS/8)
+#define SHA256_BLOCK_BYTES (SHA256_BLOCK_BITS / 8)
 
 /** \typedef sha256_ctx_t
  * \brief SHA-256 context type
@@ -60,14 +60,14 @@
  */
 typedef struct {
 	uint32_t h[8];
-	uint64_t length;
+	uint32_t length;
 } sha256_ctx_t;
 
 /** \typedef sha256_hash_t
  * \brief SHA-256 hash value type
  * 
  * A variable of this type may hold the hash value produced by the
- * sha256_ctx2hash(sha256_hash_t* dest, const sha256_ctx_t* state) function.
+ * sha256_ctx2hash(sha256_hash_t *dest, const sha256_ctx_t *state) function.
  */
 typedef uint8_t sha256_hash_t[SHA256_HASH_BYTES];
 
@@ -79,7 +79,7 @@ typedef uint8_t sha256_hash_t[SHA256_HASH_BYTES];
  */
 void sha256_init(sha256_ctx_t *state);
 
-/** \fn void sha256_nextBlock (sha256_ctx_t* state, const void* block)
+/** \fn void sha256_nextBlock (sha256_ctx_t *state, const void *block)
  * \brief update the context with a given block
  * 
  * This function updates the SHA-256 hash context by processing the given block
@@ -87,9 +87,9 @@ void sha256_init(sha256_ctx_t *state);
  * \param state pointer to the SHA-256 hash context
  * \param block pointer to the block of fixed length (512 bit = 64 byte)
  */
-void sha256_nextBlock (sha256_ctx_t* state, const void* block);
+void sha256_nextBlock (sha256_ctx_t *state, const void *block);
 
-/** \fn void sha256_lastBlock(sha256_ctx_t* state, const void* block, uint16_t length_b)
+/** \fn void sha256_lastBlock(sha256_ctx_t *state, const void *block, uint16_t length_b)
  * \brief finalize the context with the given block 
  * 
  * This function finalizes the SHA-256 hash context by processing the given block
@@ -98,17 +98,17 @@ void sha256_nextBlock (sha256_ctx_t* state, const void* block);
  * \param block pointer to the block of fixed length (512 bit = 64 byte)
  * \param length_b the length of the block in bits
  */
-void sha256_lastBlock(sha256_ctx_t* state, const void* block, uint16_t length_b);
+void sha256_lastBlock(sha256_ctx_t *state, const void *block, uint16_t length_b);
 
-/** \fn void sha256_ctx2hash(sha256_hash_t* dest, const sha256_ctx_t* state)
+/** \fn void sha256_ctx2hash(sha256_hash_t *dest, const sha256_ctx_t *state)
  * \brief convert the hash state into the hash value
  * This function reads the context and writes the hash value to the destination
  * \param dest pointer to the location where the hash value should be written
  * \param state pointer to the SHA-256 hash context
  */
-void sha256_ctx2hash(sha256_hash_t* dest, const sha256_ctx_t* state);
+void sha256_ctx2hash(sha256_hash_t *dest, const sha256_ctx_t *state);
 
-/** \fn void sha256(sha256_hash_t* dest, const void* msg, uint32_t length_b)
+/** \fn void sha256(sha256_hash_t *dest, const void *msg, uint32_t length_b)
  * \brief simple SHA-256 hashing function for direct hashing
  * 
  * This function automaticaly hashes a given message of arbitary length with
@@ -117,6 +117,6 @@ void sha256_ctx2hash(sha256_hash_t* dest, const sha256_ctx_t* state);
  * \param msg pointer to the message thats going to be hashed
  * \param length_b length of the message in bits
  */
-void sha256(sha256_hash_t* dest, const void* msg, uint32_t length_b);
+void sha256(sha256_hash_t *dest, const void *msg, uint32_t length_b);
 
 #endif /*SHA256_H_*/