- Major type rewrite of int to size_t for most variables and arguments used for buffer lengths and loops
diff --git a/include/polarssl/sha2.h b/include/polarssl/sha2.h
index 5e2d907..c963ca1 100644
--- a/include/polarssl/sha2.h
+++ b/include/polarssl/sha2.h
@@ -27,6 +27,8 @@
#ifndef POLARSSL_SHA2_H
#define POLARSSL_SHA2_H
+#include <string.h>
+
/**
* \brief SHA-256 context structure
*/
@@ -61,7 +63,7 @@
* \param input buffer holding the data
* \param ilen length of the input data
*/
-void sha2_update( sha2_context *ctx, const unsigned char *input, int ilen );
+void sha2_update( sha2_context *ctx, const unsigned char *input, size_t ilen );
/**
* \brief SHA-256 final digest
@@ -79,7 +81,7 @@
* \param output SHA-224/256 checksum result
* \param is224 0 = use SHA256, 1 = use SHA224
*/
-void sha2( const unsigned char *input, int ilen,
+void sha2( const unsigned char *input, size_t ilen,
unsigned char output[32], int is224 );
/**
@@ -102,7 +104,7 @@
* \param keylen length of the HMAC key
* \param is224 0 = use SHA256, 1 = use SHA224
*/
-void sha2_hmac_starts( sha2_context *ctx, const unsigned char *key, int keylen,
+void sha2_hmac_starts( sha2_context *ctx, const unsigned char *key, size_t keylen,
int is224 );
/**
@@ -112,7 +114,7 @@
* \param input buffer holding the data
* \param ilen length of the input data
*/
-void sha2_hmac_update( sha2_context *ctx, const unsigned char *input, int ilen );
+void sha2_hmac_update( sha2_context *ctx, const unsigned char *input, size_t ilen );
/**
* \brief SHA-256 HMAC final digest
@@ -139,8 +141,8 @@
* \param output HMAC-SHA-224/256 result
* \param is224 0 = use SHA256, 1 = use SHA224
*/
-void sha2_hmac( const unsigned char *key, int keylen,
- const unsigned char *input, int ilen,
+void sha2_hmac( const unsigned char *key, size_t keylen,
+ const unsigned char *input, size_t ilen,
unsigned char output[32], int is224 );
/**