From 51c0bb09d8f1066555d28ae3824988b318d2f39e Mon Sep 17 00:00:00 2001
From: Pavol Rusnak <stick@gk2.sk>
Date: Thu, 12 May 2016 20:57:55 +0200
Subject: [PATCH] make salt constant in pbkdf2

---
 pbkdf2.c | 8 ++++----
 pbkdf2.h | 8 ++++----
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/pbkdf2.c b/pbkdf2.c
index 86903204de..86398aa649 100644
--- a/pbkdf2.c
+++ b/pbkdf2.c
@@ -26,7 +26,7 @@
 #include "hmac.h"
 #include "macros.h"
 
-void pbkdf2_hmac_sha256_Init(PBKDF2_HMAC_SHA256_CTX *pctx, const uint8_t *pass, int passlen, uint8_t *salt, int saltlen)
+void pbkdf2_hmac_sha256_Init(PBKDF2_HMAC_SHA256_CTX *pctx, const uint8_t *pass, int passlen, const uint8_t *salt, int saltlen)
 {
 	HMAC_SHA256_CTX hctx;
 	hmac_sha256_Init(&hctx, pass, passlen);
@@ -56,7 +56,7 @@ void pbkdf2_hmac_sha256_Final(PBKDF2_HMAC_SHA256_CTX *pctx, uint8_t *key)
 	MEMSET_BZERO(pctx, sizeof(PBKDF2_HMAC_SHA256_CTX));
 }
 
-void pbkdf2_hmac_sha256(const uint8_t *pass, int passlen, uint8_t *salt, int saltlen, uint32_t iterations, uint8_t *key)
+void pbkdf2_hmac_sha256(const uint8_t *pass, int passlen, const uint8_t *salt, int saltlen, uint32_t iterations, uint8_t *key)
 {
 	PBKDF2_HMAC_SHA256_CTX pctx;
 	pbkdf2_hmac_sha256_Init(&pctx, pass, passlen, salt, saltlen);
@@ -64,7 +64,7 @@ void pbkdf2_hmac_sha256(const uint8_t *pass, int passlen, uint8_t *salt, int sal
 	pbkdf2_hmac_sha256_Final(&pctx, key);
 }
 
-void pbkdf2_hmac_sha512_Init(PBKDF2_HMAC_SHA512_CTX *pctx, const uint8_t *pass, int passlen, uint8_t *salt, int saltlen)
+void pbkdf2_hmac_sha512_Init(PBKDF2_HMAC_SHA512_CTX *pctx, const uint8_t *pass, int passlen, const uint8_t *salt, int saltlen)
 {
 	HMAC_SHA512_CTX hctx;
 	hmac_sha512_Init(&hctx, pass, passlen);
@@ -94,7 +94,7 @@ void pbkdf2_hmac_sha512_Final(PBKDF2_HMAC_SHA512_CTX *pctx, uint8_t *key)
 	MEMSET_BZERO(pctx, sizeof(PBKDF2_HMAC_SHA512_CTX));
 }
 
-void pbkdf2_hmac_sha512(const uint8_t *pass, int passlen, uint8_t *salt, int saltlen, uint32_t iterations, uint8_t *key)
+void pbkdf2_hmac_sha512(const uint8_t *pass, int passlen, const uint8_t *salt, int saltlen, uint32_t iterations, uint8_t *key)
 {
 	PBKDF2_HMAC_SHA512_CTX pctx;
 	pbkdf2_hmac_sha512_Init(&pctx, pass, passlen, salt, saltlen);
diff --git a/pbkdf2.h b/pbkdf2.h
index c3b56b2a05..2a4c26ec8b 100644
--- a/pbkdf2.h
+++ b/pbkdf2.h
@@ -43,14 +43,14 @@ typedef struct _PBKDF2_HMAC_SHA512_CTX {
 	char first;
 } PBKDF2_HMAC_SHA512_CTX;
 
-void pbkdf2_hmac_sha256_Init(PBKDF2_HMAC_SHA256_CTX *pctx, const uint8_t *pass, int passlen, uint8_t *salt, int saltlen);
+void pbkdf2_hmac_sha256_Init(PBKDF2_HMAC_SHA256_CTX *pctx, const uint8_t *pass, int passlen, const uint8_t *salt, int saltlen);
 void pbkdf2_hmac_sha256_Update(PBKDF2_HMAC_SHA256_CTX *pctx, uint32_t iterations);
 void pbkdf2_hmac_sha256_Final(PBKDF2_HMAC_SHA256_CTX *pctx, uint8_t *key);
-void pbkdf2_hmac_sha256(const uint8_t *pass, int passlen, uint8_t *salt, int saltlen, uint32_t iterations, uint8_t *key);
+void pbkdf2_hmac_sha256(const uint8_t *pass, int passlen, const uint8_t *salt, int saltlen, uint32_t iterations, uint8_t *key);
 
-void pbkdf2_hmac_sha512_Init(PBKDF2_HMAC_SHA512_CTX *pctx, const uint8_t *pass, int passlen, uint8_t *salt, int saltlen);
+void pbkdf2_hmac_sha512_Init(PBKDF2_HMAC_SHA512_CTX *pctx, const uint8_t *pass, int passlen, const uint8_t *salt, int saltlen);
 void pbkdf2_hmac_sha512_Update(PBKDF2_HMAC_SHA512_CTX *pctx, uint32_t iterations);
 void pbkdf2_hmac_sha512_Final(PBKDF2_HMAC_SHA512_CTX *pctx, uint8_t *key);
-void pbkdf2_hmac_sha512(const uint8_t *pass, int passlen, uint8_t *salt, int saltlen, uint32_t iterations, uint8_t *key);
+void pbkdf2_hmac_sha512(const uint8_t *pass, int passlen, const uint8_t *salt, int saltlen, uint32_t iterations, uint8_t *key);
 
 #endif