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author | Mattes D <github@xoft.cz> | 2014-04-30 17:05:13 +0200 |
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committer | Mattes D <github@xoft.cz> | 2014-04-30 17:05:13 +0200 |
commit | 014fab58e6eafce87a092aa859c5008dbdaa5c7b (patch) | |
tree | ac4ea8515e0461483714e18cef7bbb961f0fbec3 /src/PolarSSL++/PublicKey.cpp | |
parent | Delayed sending the KeepAlive packet for 3 seconds after login. (diff) | |
parent | Removed unneeded #includes. (diff) | |
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Diffstat (limited to 'src/PolarSSL++/PublicKey.cpp')
-rw-r--r-- | src/PolarSSL++/PublicKey.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/PolarSSL++/PublicKey.cpp b/src/PolarSSL++/PublicKey.cpp new file mode 100644 index 000000000..49794a0c8 --- /dev/null +++ b/src/PolarSSL++/PublicKey.cpp @@ -0,0 +1,73 @@ + +// PublicKey.cpp + +// Implements the cPublicKey class representing a RSA public key in PolarSSL + +#include "Globals.h" +#include "PublicKey.h" + + + + + +cPublicKey::cPublicKey(const AString & a_PublicKeyDER) +{ + pk_init(&m_Pk); + if (pk_parse_public_key(&m_Pk, (const Byte *)a_PublicKeyDER.data(), a_PublicKeyDER.size()) != 0) + { + ASSERT(!"Cannot parse PubKey"); + return; + } + m_CtrDrbg.Initialize("rsa_pubkey", 10); +} + + + + + +cPublicKey::~cPublicKey() +{ + pk_free(&m_Pk); +} + + + + + +int cPublicKey::Decrypt(const Byte * a_EncryptedData, size_t a_EncryptedLength, Byte * a_DecryptedData, size_t a_DecryptedMaxLength) +{ + size_t DecryptedLen = a_DecryptedMaxLength; + int res = pk_decrypt(&m_Pk, + a_EncryptedData, a_EncryptedLength, + a_DecryptedData, &DecryptedLen, a_DecryptedMaxLength, + ctr_drbg_random, m_CtrDrbg.GetInternal() + ); + if (res != 0) + { + return res; + } + return (int)DecryptedLen; +} + + + + + +int cPublicKey::Encrypt(const Byte * a_PlainData, size_t a_PlainLength, Byte * a_EncryptedData, size_t a_EncryptedMaxLength) +{ + size_t EncryptedLength = a_EncryptedMaxLength; + int res = pk_encrypt(&m_Pk, + a_PlainData, a_PlainLength, a_EncryptedData, &EncryptedLength, a_EncryptedMaxLength, + ctr_drbg_random, m_CtrDrbg.GetInternal() + ); + if (res != 0) + { + return res; + } + return (int)EncryptedLength; +} + + + + + |