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authorCarl Hetherington <cth@carlh.net>2020-11-01 23:40:01 +0100
committerCarl Hetherington <cth@carlh.net>2020-11-02 23:10:04 +0100
commit6fa9748f382302fa88292b4219598bb81edc7bd0 (patch)
tree83f0859c934da2293913efb2c5ba029526e5634d /src/lib/crypto.cc
parentb639b7b20f1ab341194bcd5c76700ca419254d11 (diff)
Replace dcp::Data with dcp::ArrayData
Diffstat (limited to 'src/lib/crypto.cc')
-rw-r--r--src/lib/crypto.cc32
1 files changed, 16 insertions, 16 deletions
diff --git a/src/lib/crypto.cc b/src/lib/crypto.cc
index c67fc27fa..494924daa 100644
--- a/src/lib/crypto.cc
+++ b/src/lib/crypto.cc
@@ -34,39 +34,39 @@ using namespace dcpomatic;
/** The cipher that this code uses */
#define CIPHER EVP_aes_256_cbc()
-dcp::Data
+dcp::ArrayData
dcpomatic::random_iv ()
{
EVP_CIPHER const * cipher = CIPHER;
- dcp::Data iv (EVP_CIPHER_iv_length(cipher));
- RAND_bytes (iv.data().get(), iv.size());
+ dcp::ArrayData iv (EVP_CIPHER_iv_length(cipher));
+ RAND_bytes (iv.data(), iv.size());
return iv;
}
-dcp::Data
-dcpomatic::encrypt (string plaintext, dcp::Data key, dcp::Data iv)
+dcp::ArrayData
+dcpomatic::encrypt (string plaintext, dcp::ArrayData key, dcp::ArrayData iv)
{
EVP_CIPHER_CTX* ctx = EVP_CIPHER_CTX_new ();
if (!ctx) {
throw CryptoError ("could not create cipher context");
}
- int r = EVP_EncryptInit_ex (ctx, CIPHER, 0, key.data().get(), iv.data().get());
+ int r = EVP_EncryptInit_ex (ctx, CIPHER, 0, key.data(), iv.data());
if (r != 1) {
throw CryptoError ("could not initialise cipher context for encryption");
}
- dcp::Data ciphertext (plaintext.size() * 2);
+ dcp::ArrayData ciphertext (plaintext.size() * 2);
int len;
- r = EVP_EncryptUpdate (ctx, ciphertext.data().get(), &len, (uint8_t const *) plaintext.c_str(), plaintext.size());
+ r = EVP_EncryptUpdate (ctx, ciphertext.data(), &len, (uint8_t const *) plaintext.c_str(), plaintext.size());
if (r != 1) {
throw CryptoError ("could not encrypt data");
}
int ciphertext_len = len;
- r = EVP_EncryptFinal_ex (ctx, ciphertext.data().get() + len, &len);
+ r = EVP_EncryptFinal_ex (ctx, ciphertext.data() + len, &len);
if (r != 1) {
throw CryptoError ("could not finish encryption");
}
@@ -79,40 +79,40 @@ dcpomatic::encrypt (string plaintext, dcp::Data key, dcp::Data iv)
}
string
-dcpomatic::decrypt (dcp::Data ciphertext, dcp::Data key, dcp::Data iv)
+dcpomatic::decrypt (dcp::ArrayData ciphertext, dcp::ArrayData key, dcp::ArrayData iv)
{
EVP_CIPHER_CTX* ctx = EVP_CIPHER_CTX_new ();
if (!ctx) {
throw CryptoError ("could not create cipher context");
}
- int r = EVP_DecryptInit_ex (ctx, CIPHER, 0, key.data().get(), iv.data().get());
+ int r = EVP_DecryptInit_ex (ctx, CIPHER, 0, key.data(), iv.data());
if (r != 1) {
throw CryptoError ("could not initialise cipher context for decryption");
}
- dcp::Data plaintext (ciphertext.size() * 2);
+ dcp::ArrayData plaintext (ciphertext.size() * 2);
int len;
- r = EVP_DecryptUpdate (ctx, plaintext.data().get(), &len, ciphertext.data().get(), ciphertext.size());
+ r = EVP_DecryptUpdate (ctx, plaintext.data(), &len, ciphertext.data(), ciphertext.size());
if (r != 1) {
throw CryptoError ("could not decrypt data");
}
int plaintext_len = len;
- r = EVP_DecryptFinal_ex (ctx, plaintext.data().get() + len, &len);
+ r = EVP_DecryptFinal_ex (ctx, plaintext.data() + len, &len);
if (r != 1) {
throw CryptoError ("could not finish decryption");
}
plaintext_len += len;
plaintext.set_size (plaintext_len + 1);
- plaintext.data().get()[plaintext_len] = '\0';
+ plaintext.data()[plaintext_len] = '\0';
EVP_CIPHER_CTX_free (ctx);
- return string ((char *) plaintext.data().get());
+ return string ((char *) plaintext.data());
}
int