1 files changed, 11 insertions, 11 deletions
diff --git a/src/shared/Auth/Hmac.cpp b/src/shared/Auth/Hmac.cpp
index a8572f0e9f8..985b4fb9a56 100644
--- a/src/shared/Auth/Hmac.cpp
+++ b/src/shared/Auth/Hmac.cpp
@@ -21,17 +21,16 @@
 #include "Auth/Hmac.h"
 #include "BigNumber.h"
 
-HmacHash::HmacHash()
+HmacHash::HmacHash(uint32 len, uint8 *seed)
 {
-    uint8 temp[SEED_KEY_SIZE] = { 0x38, 0xA7, 0x83, 0x15, 0xF8, 0x92, 0x25, 0x30, 0x71, 0x98, 0x67, 0xB1, 0x8C, 0x4, 0xE2, 0xAA };
-    memcpy(&m_key, &temp, SEED_KEY_SIZE);
+    ASSERT(len == SEED_KEY_SIZE);
+
     HMAC_CTX_init(&m_ctx);
-    HMAC_Init_ex(&m_ctx, &m_key, SEED_KEY_SIZE, EVP_sha1(), NULL);
+    HMAC_Init_ex(&m_ctx, seed, SEED_KEY_SIZE, EVP_sha1(), NULL);
 }
 
 HmacHash::~HmacHash()
 {
-    memset(&m_key, 0x00, SEED_KEY_SIZE);
     HMAC_CTX_cleanup(&m_ctx);
 }
 
@@ -45,15 +44,16 @@ void HmacHash::UpdateData(const uint8 *data, int length)
     HMAC_Update(&m_ctx, data, length);
 }
 
-void HmacHash::Initialize()
-{
-    HMAC_Init_ex(&m_ctx, &m_key, SEED_KEY_SIZE, EVP_sha1(), NULL);
-}
-
 void HmacHash::Finalize()
 {
     uint32 length = 0;
-    HMAC_Final(&m_ctx, m_digest, &length);
+    HMAC_Final(&m_ctx, (uint8*)m_digest, &length);
     ASSERT(length == SHA_DIGEST_LENGTH)
 }
 
+uint8 *HmacHash::ComputeHash(BigNumber *bn)
+{
+    HMAC_Update(&m_ctx, bn->AsByteArray(), bn->GetNumBytes());
+    Finalize();
+    return (uint8*)m_digest;
+}