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libsec: add AES CFB and AES OFB stream ciphers

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This commit is contained in:
cinap_lenrek 2017-10-17 21:34:01 +02:00
parent 0db4f40629
commit 45b7d60bf3
10 changed files with 267 additions and 159 deletions
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4
sys/include/libsec.h
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@ -21,6 +21,7 @@ typedef struct AESstate AESstate;
struct AESstate
{
ulong setup;
ulong offset;
int rounds;
int keybytes;
uchar key[AESmaxkey]; /* unexpanded key */
@ -37,6 +38,9 @@ void aes_decrypt(ulong rk[], int Nr, uchar ct[16], uchar pt[16]);
void setupAESstate(AESstate *s, uchar key[], int keybytes, uchar *ivec);
void aesCBCencrypt(uchar *p, int len, AESstate *s);
void aesCBCdecrypt(uchar *p, int len, AESstate *s);
void aesCFBencrypt(uchar *p, int len, AESstate *s);
void aesCFBdecrypt(uchar *p, int len, AESstate *s);
void aesOFBencrypt(uchar *p, int len, AESstate *s);
void setupAESXCBCstate(AESstate *s);
uchar* aesXCBCmac(uchar *p, int len, AESstate *s);