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fixed bug in aes

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-GenericTunneling@6297 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
csoler 2013-04-07 15:07:13 +00:00
parent 66de50508b
commit cd2d702e44
2 changed files with 11 additions and 13 deletions
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6
libretroshare/src/util/rsaes.cc
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@ -57,15 +57,13 @@ bool RsAes::aes_crypt_8_16(const uint8_t *input_data,uint32_t input_data_length,
if(output_data_length < (uint32_t)c_len)
return false ;
output_data_length = c_len ;
/* update ciphertext, c_len is filled with the length of ciphertext generated,
*len is the size of plaintext in bytes */
EVP_EncryptUpdate(&e_ctx, output_data, &c_len, input_data, input_data_length);
/* update ciphertext with the final remaining bytes */
EVP_EncryptFinal_ex(&e_ctx, const_cast<uint8_t*>(input_data)+c_len, &f_len);
EVP_EncryptFinal_ex(&e_ctx, output_data+c_len, &f_len);
output_data_length = c_len + f_len;
@ -109,7 +107,7 @@ bool RsAes::aes_decrypt_8_16(const uint8_t *input_data,uint32_t input_data_lengt
EVP_DecryptUpdate(&e_ctx, output_data, &c_len, input_data, input_data_length);
/* update ciphertext with the final remaining bytes */
EVP_DecryptFinal_ex(&e_ctx, const_cast<uint8_t*>(input_data)+c_len, &f_len);
EVP_DecryptFinal_ex(&e_ctx, output_data+c_len, &f_len);
output_data_length = c_len + f_len;