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authorHowaner <franzi.moos@googlemail.com>2014-05-07 12:54:58 +0200
committerHowaner <franzi.moos@googlemail.com>2014-05-07 12:54:58 +0200
commitf5fe3682201e2f1356e3a5c408eb8296b542e072 (patch)
tree208ec7a760b9e909fbb43e1a12ee43d866cb9df7 /src/PolarSSL++/CtrDrbgContext.cpp
parentRemove old import (diff)
parentFixed wires powering wires diagonally below them (diff)
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Diffstat (limited to '')
-rw-r--r--src/PolarSSL++/CtrDrbgContext.cpp49
1 files changed, 49 insertions, 0 deletions
diff --git a/src/PolarSSL++/CtrDrbgContext.cpp b/src/PolarSSL++/CtrDrbgContext.cpp
new file mode 100644
index 000000000..86e6d1ca5
--- /dev/null
+++ b/src/PolarSSL++/CtrDrbgContext.cpp
@@ -0,0 +1,49 @@
+
+// CtrDrbgContext.cpp
+
+// Implements the cCtrDrbgContext class representing a wrapper over CTR-DRBG implementation in PolarSSL
+
+#include "Globals.h"
+#include "CtrDrbgContext.h"
+#include "EntropyContext.h"
+
+
+
+
+
+cCtrDrbgContext::cCtrDrbgContext(void) :
+ m_EntropyContext(new cEntropyContext),
+ m_IsValid(false)
+{
+}
+
+
+
+
+
+cCtrDrbgContext::cCtrDrbgContext(const SharedPtr<cEntropyContext> & a_EntropyContext) :
+ m_EntropyContext(a_EntropyContext),
+ m_IsValid(false)
+{
+}
+
+
+
+
+
+int cCtrDrbgContext::Initialize(const void * a_Custom, size_t a_CustomSize)
+{
+ if (m_IsValid)
+ {
+ // Already initialized
+ return 0;
+ }
+
+ int res = ctr_drbg_init(&m_CtrDrbg, entropy_func, &(m_EntropyContext->m_Entropy), (const unsigned char *)a_Custom, a_CustomSize);
+ m_IsValid = (res == 0);
+ return res;
+}
+
+
+
+