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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.h
parentRemove old import (diff)
parentFixed wires powering wires diagonally below them (diff)
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Diffstat (limited to 'src/PolarSSL++/CtrDrbgContext.h')
-rw-r--r--src/PolarSSL++/CtrDrbgContext.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/src/PolarSSL++/CtrDrbgContext.h b/src/PolarSSL++/CtrDrbgContext.h
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+
+// CtrDrbgContext.h
+
+// Declares the cCtrDrbgContext class representing a wrapper over CTR-DRBG implementation in PolarSSL
+
+
+
+
+
+#pragma once
+
+#include "polarssl/ctr_drbg.h"
+
+
+
+
+
+// fwd: EntropyContext.h
+class cEntropyContext;
+
+
+
+
+
+class cCtrDrbgContext
+{
+ friend class cSslContext;
+ friend class cRsaPrivateKey;
+ friend class cPublicKey;
+
+public:
+ /** Constructs the context with a new entropy context. */
+ cCtrDrbgContext(void);
+
+ /** Constructs the context with the specified entropy context. */
+ cCtrDrbgContext(const SharedPtr<cEntropyContext> & a_EntropyContext);
+
+ /** Initializes the context.
+ a_Custom is optional additional data to use for entropy, nullptr is accepted.
+ Returns 0 if successful, PolarSSL error code on failure. */
+ int Initialize(const void * a_Custom, size_t a_CustomSize);
+
+ /** Returns true if the object is valid (has been initialized properly) */
+ bool IsValid(void) const { return m_IsValid; }
+
+protected:
+ /** The entropy source used for generating the random */
+ SharedPtr<cEntropyContext> m_EntropyContext;
+
+ /** The random generator context */
+ ctr_drbg_context m_CtrDrbg;
+
+ /** Set to true if the object is valid (has been initialized properly) */
+ bool m_IsValid;
+
+
+ /** Returns the internal context ptr. Only use in PolarSSL API calls. */
+ ctr_drbg_context * GetInternal(void) { return &m_CtrDrbg; }
+} ;
+
+
+
+