68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
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#ifndef QEMU_AES_H
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#define QEMU_AES_H
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#define AES_MAXNR 14
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#define AES_BLOCK_SIZE 16
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struct aes_key_st {
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uint32_t rd_key[4 *(AES_MAXNR + 1)];
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int rounds;
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};
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typedef struct aes_key_st AES_KEY;
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/* FreeBSD/OpenSSL have their own AES functions with the same names in -lcrypto
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* (which might be pulled in via curl), so redefine to avoid conflicts. */
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#define AES_set_encrypt_key QEMU_AES_set_encrypt_key
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#define AES_set_decrypt_key QEMU_AES_set_decrypt_key
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#define AES_encrypt QEMU_AES_encrypt
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#define AES_decrypt QEMU_AES_decrypt
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#define AES_cbc_encrypt QEMU_AES_cbc_encrypt
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int AES_set_encrypt_key(const unsigned char *userKey, const int bits,
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AES_KEY *key);
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int AES_set_decrypt_key(const unsigned char *userKey, const int bits,
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AES_KEY *key);
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void AES_encrypt(const unsigned char *in, unsigned char *out,
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const AES_KEY *key);
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void AES_decrypt(const unsigned char *in, unsigned char *out,
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const AES_KEY *key);
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void AES_cbc_encrypt(const unsigned char *in, unsigned char *out,
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const unsigned long length, const AES_KEY *key,
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unsigned char *ivec, const int enc);
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extern const uint8_t AES_sbox[256];
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extern const uint8_t AES_isbox[256];
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/* AES ShiftRows and InvShiftRows */
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extern const uint8_t AES_shifts[16];
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extern const uint8_t AES_ishifts[16];
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/* AES InvMixColumns */
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/* AES_imc[x][0] = [x].[0e, 09, 0d, 0b]; */
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/* AES_imc[x][1] = [x].[0b, 0e, 09, 0d]; */
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/* AES_imc[x][2] = [x].[0d, 0b, 0e, 09]; */
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/* AES_imc[x][3] = [x].[09, 0d, 0b, 0e]; */
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extern const uint32_t AES_imc[256][4];
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/*
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AES_Te0[x] = S [x].[02, 01, 01, 03];
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AES_Te1[x] = S [x].[03, 02, 01, 01];
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AES_Te2[x] = S [x].[01, 03, 02, 01];
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AES_Te3[x] = S [x].[01, 01, 03, 02];
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AES_Te4[x] = S [x].[01, 01, 01, 01];
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AES_Td0[x] = Si[x].[0e, 09, 0d, 0b];
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AES_Td1[x] = Si[x].[0b, 0e, 09, 0d];
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AES_Td2[x] = Si[x].[0d, 0b, 0e, 09];
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AES_Td3[x] = Si[x].[09, 0d, 0b, 0e];
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AES_Td4[x] = Si[x].[01, 01, 01, 01];
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*/
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extern const uint32_t AES_Te0[256], AES_Te1[256], AES_Te2[256],
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AES_Te3[256], AES_Te4[256];
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extern const uint32_t AES_Td0[256], AES_Td1[256], AES_Td2[256],
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AES_Td3[256], AES_Td4[256];
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#endif
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