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Fix missing AES_GCM_decrypt in inc_cipher_aes-gcm.cl

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This commit is contained in:
Jens Steube 2023-08-19 20:46:39 +00:00
parent 91095845b9
commit 9c206b7c42
1 changed files with 7 additions and 4 deletions
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9
OpenCL/inc_cipher_aes-gcm.cl
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@ -304,8 +304,11 @@ DECLSPEC void AES_GCM_GHASH_GLOBAL (PRIVATE_AS const u32 *subkey, PRIVATE_AS con
AES_GCM_ghash (subkey, len_buf, 16, out);
}
void AES_GCM_decrypt (PRIVATE_AS u32 *key, PRIVATE_AS u32 *J0, PRIVATE_AS const u32 *in, int in_len, PRIVATE_AS u32 *out, SHM_TYPE u32 *s_te0, SHM_TYPE u32 *s_te1, SHM_TYPE u32 *s_te2, SHM_TYPE u32 *s_te3, SHM_TYPE u32 *s_te4)
DECLSPEC void AES_GCM_decrypt (PRIVATE_AS u32 *key, PRIVATE_AS u32 *J0, PRIVATE_AS const u32 *in, int in_len, PRIVATE_AS u32 *out, SHM_TYPE u32 *s_te0, SHM_TYPE u32 *s_te1, SHM_TYPE u32 *s_te2, SHM_TYPE u32 *s_te3, SHM_TYPE u32 *s_te4)
{
AES_GCM_inc32(J0); // the first ctr is used to compute the tag, only the second is used for decryption: https://en.wikipedia.org/wiki/Galois/Counter_Mode#/media/File:GCM-Galois_Counter_Mode_with_IV.svg
AES_GCM_GCTR (key, J0, in, in_len, out, s_te0, s_te1, s_te2, s_te3, s_te4); // decrypt the first block of ciphertext
// the first ctr is used to compute the tag, only the second is used for decryption: https://en.wikipedia.org/wiki/Galois/Counter_Mode#/media/File:GCM-Galois_Counter_Mode_with_IV.svg
AES_GCM_inc32 (J0);
// decrypt the first block of ciphertext
AES_GCM_GCTR (key, J0, in, in_len, out, s_te0, s_te1, s_te2, s_te3, s_te4);
}