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author | archshift <admin@archshift.com> | 2014-07-29 22:04:00 +0200 |
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committer | archshift <admin@archshift.com> | 2014-07-29 22:04:00 +0200 |
commit | a9b597087b56b4526a3f6447789ba141568575a1 (patch) | |
tree | a08542d77b5668a25ca5e00492577ed6f4d61a9a /src/PolarSSL++/CtrDrbgContext.cpp | |
parent | Spacing fixes and a few more BLOCK_META constants. (diff) | |
parent | Slight cleanup after portals (diff) | |
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Diffstat (limited to 'src/PolarSSL++/CtrDrbgContext.cpp')
-rw-r--r-- | src/PolarSSL++/CtrDrbgContext.cpp | 49 |
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; +} + + + + |