xref: /qemu/include/crypto/aes.h (revision cb6c406e26e3cbe394f244d8ac42fd6497eaf129)
1e4d4fe3cSbellard #ifndef QEMU_AES_H
2e4d4fe3cSbellard #define QEMU_AES_H
3e4d4fe3cSbellard 
4e4d4fe3cSbellard #define AES_MAXNR 14
5e4d4fe3cSbellard #define AES_BLOCK_SIZE 16
6e4d4fe3cSbellard 
7e4d4fe3cSbellard struct aes_key_st {
8e4d4fe3cSbellard     uint32_t rd_key[4 *(AES_MAXNR + 1)];
9e4d4fe3cSbellard     int rounds;
10e4d4fe3cSbellard };
11e4d4fe3cSbellard typedef struct aes_key_st AES_KEY;
12e4d4fe3cSbellard 
13c8d70e59SMike Frysinger /* FreeBSD/OpenSSL have their own AES functions with the same names in -lcrypto
14c8d70e59SMike Frysinger  * (which might be pulled in via curl), so redefine to avoid conflicts. */
159f6f7f1aSSean Bruno #define AES_set_encrypt_key QEMU_AES_set_encrypt_key
169f6f7f1aSSean Bruno #define AES_set_decrypt_key QEMU_AES_set_decrypt_key
179f6f7f1aSSean Bruno #define AES_encrypt QEMU_AES_encrypt
189f6f7f1aSSean Bruno #define AES_decrypt QEMU_AES_decrypt
199f6f7f1aSSean Bruno 
20e4d4fe3cSbellard int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
21e4d4fe3cSbellard                         AES_KEY *key);
22e4d4fe3cSbellard int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
23e4d4fe3cSbellard                         AES_KEY *key);
24e4d4fe3cSbellard 
25e4d4fe3cSbellard void AES_encrypt(const unsigned char *in, unsigned char *out,
26e4d4fe3cSbellard                  const AES_KEY *key);
27e4d4fe3cSbellard void AES_decrypt(const unsigned char *in, unsigned char *out,
28e4d4fe3cSbellard                  const AES_KEY *key);
29e4d4fe3cSbellard 
3040c84b54STom Musta extern const uint8_t AES_sbox[256];
3140c84b54STom Musta extern const uint8_t AES_isbox[256];
3240c84b54STom Musta 
33*9ea17007SArd Biesheuvel /*
34*9ea17007SArd Biesheuvel AES_Te0[x] = S [x].[02, 01, 01, 03];
35*9ea17007SArd Biesheuvel AES_Td0[x] = Si[x].[0e, 09, 0d, 0b];
36*9ea17007SArd Biesheuvel */
37*9ea17007SArd Biesheuvel 
38*9ea17007SArd Biesheuvel extern const uint32_t AES_Te0[256], AES_Td0[256];
39*9ea17007SArd Biesheuvel 
40e4d4fe3cSbellard #endif
41