include/crypto/aes.h

   1 #ifndef QEMU_AES_H
   2 #define QEMU_AES_H
   3
   4 #define AES_MAXNR 14
   5 #define AES_BLOCK_SIZE 16
   6
   7 struct aes_key_st {
   8     uint32_t rd_key[4 *(AES_MAXNR + 1)];
   9     int rounds;
  10 };
  11 typedef struct aes_key_st AES_KEY;
  12
  13 /* FreeBSD/OpenSSL have their own AES functions with the same names in -lcrypto
  14  * (which might be pulled in via curl), so redefine to avoid conflicts. */
  15 #define AES_set_encrypt_key QEMU_AES_set_encrypt_key
  16 #define AES_set_decrypt_key QEMU_AES_set_decrypt_key
  17 #define AES_encrypt QEMU_AES_encrypt
  18 #define AES_decrypt QEMU_AES_decrypt
  19
  20 int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
  21                         AES_KEY *key);
  22 int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
  23                         AES_KEY *key);
  24
  25 void AES_encrypt(const unsigned char *in, unsigned char *out,
  26                  const AES_KEY *key);
  27 void AES_decrypt(const unsigned char *in, unsigned char *out,
  28                  const AES_KEY *key);
  29
  30 extern const uint8_t AES_sbox[256];
  31 extern const uint8_t AES_isbox[256];
  32
  33 /*
  34 AES_Te0[x] = S [x].[02, 01, 01, 03];
  35 AES_Td0[x] = Si[x].[0e, 09, 0d, 0b];
  36 */
  37
  38 extern const uint32_t AES_Te0[256], AES_Td0[256];
  39
  40 #endif