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 #define AES_cbc_encrypt QEMU_AES_cbc_encrypt 20 21 int AES_set_encrypt_key(const unsigned char *userKey, const int bits, 22 AES_KEY *key); 23 int AES_set_decrypt_key(const unsigned char *userKey, const int bits, 24 AES_KEY *key); 25 26 void AES_encrypt(const unsigned char *in, unsigned char *out, 27 const AES_KEY *key); 28 void AES_decrypt(const unsigned char *in, unsigned char *out, 29 const AES_KEY *key); 30 void AES_cbc_encrypt(const unsigned char *in, unsigned char *out, 31 const unsigned long length, const AES_KEY *key, 32 unsigned char *ivec, const int enc); 33 34 extern const uint8_t AES_sbox[256]; 35 extern const uint8_t AES_isbox[256]; 36 37 /* AES ShiftRows and InvShiftRows */ 38 extern const uint8_t AES_shifts[16]; 39 extern const uint8_t AES_ishifts[16]; 40 41 /* AES InvMixColumns */ 42 /* AES_imc[x][0] = [x].[0e, 09, 0d, 0b]; */ 43 /* AES_imc[x][1] = [x].[0b, 0e, 09, 0d]; */ 44 /* AES_imc[x][2] = [x].[0d, 0b, 0e, 09]; */ 45 /* AES_imc[x][3] = [x].[09, 0d, 0b, 0e]; */ 46 extern const uint32_t AES_imc[256][4]; 47 48 /* 49 AES_Te0[x] = S [x].[02, 01, 01, 03]; 50 AES_Te1[x] = S [x].[03, 02, 01, 01]; 51 AES_Te2[x] = S [x].[01, 03, 02, 01]; 52 AES_Te3[x] = S [x].[01, 01, 03, 02]; 53 AES_Te4[x] = S [x].[01, 01, 01, 01]; 54 55 AES_Td0[x] = Si[x].[0e, 09, 0d, 0b]; 56 AES_Td1[x] = Si[x].[0b, 0e, 09, 0d]; 57 AES_Td2[x] = Si[x].[0d, 0b, 0e, 09]; 58 AES_Td3[x] = Si[x].[09, 0d, 0b, 0e]; 59 AES_Td4[x] = Si[x].[01, 01, 01, 01]; 60 */ 61 62 extern const uint32_t AES_Te0[256], AES_Te1[256], AES_Te2[256], 63 AES_Te3[256], AES_Te4[256]; 64 extern const uint32_t AES_Td0[256], AES_Td1[256], AES_Td2[256], 65 AES_Td3[256], AES_Td4[256]; 66 67 #endif 68