84941bcc9f
* Renaming changes: * macro prefix "POLARSSL" -> "MBEDTLS" * functions now prefixed with "mbedtls_" * rename PolarSSL++ -> mbedTLS++ * rename polarssl submodule * Use mbedtls' AES-CFB8 implementation. * Add cSslConfig to wrap mbedtls_ssl_config * Update cTCPLink and cBlockingSslClientSocket to use cSslConfig * Use cSslConfig in cHTTPServer * Use cSslConfig for cMojangAPI::SecureRequest * CI Fixes * Set -fomit-frame-pointer on the right target
52 lines
914 B
C++
52 lines
914 B
C++
|
|
// CtrDrbgContext.cpp
|
|
|
|
// Implements the cCtrDrbgContext class representing a wrapper over CTR-DRBG implementation in mbedTLS
|
|
|
|
#include "Globals.h"
|
|
#include "CtrDrbgContext.h"
|
|
#include "EntropyContext.h"
|
|
|
|
|
|
|
|
|
|
|
|
cCtrDrbgContext::cCtrDrbgContext(void) :
|
|
m_EntropyContext(std::make_shared<cEntropyContext>()),
|
|
m_IsValid(false)
|
|
{
|
|
mbedtls_ctr_drbg_init(&m_CtrDrbg);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
cCtrDrbgContext::cCtrDrbgContext(const std::shared_ptr<cEntropyContext> & a_EntropyContext) :
|
|
m_EntropyContext(a_EntropyContext),
|
|
m_IsValid(false)
|
|
{
|
|
mbedtls_ctr_drbg_init(&m_CtrDrbg);
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int cCtrDrbgContext::Initialize(const void * a_Custom, size_t a_CustomSize)
|
|
{
|
|
if (m_IsValid)
|
|
{
|
|
// Already initialized
|
|
return 0;
|
|
}
|
|
|
|
int res = mbedtls_ctr_drbg_seed(&m_CtrDrbg, mbedtls_entropy_func, &(m_EntropyContext->m_Entropy), reinterpret_cast<const unsigned char *>(a_Custom), a_CustomSize);
|
|
m_IsValid = (res == 0);
|
|
return res;
|
|
}
|
|
|
|
|
|
|
|
|