TerribleCodeClub
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romulus_go
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Set len to 0 on init

This commit is contained in:
Simon 2022-02-05 02:58:28 +00:00
parent 01792a7f59
commit 43d94fdf50
2 changed files with 4 additions and 6 deletions
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6
romulus_m.go
View File

@ -12,7 +12,7 @@ const noncesize int = 16
func Encrypt(key []byte, plaintext []byte, additionalData []byte) ([]byte, error) {
cipher := make([]byte, len(plaintext)+abytes+noncesize)
var cipherlen uint64
var cipherlen uint64 = (uint64)(len(cipher))
nonce := genNonce()
ret := romulus_m_encrypt(
cipher[noncesize:],
@ -30,13 +30,13 @@ func Encrypt(key []byte, plaintext []byte, additionalData []byte) ([]byte, error
return nil, errors.New("Failed to decrypt")
}
copy(cipher, nonce)
return cipher[:cipherlen], nil
return cipher[:(int)(cipherlen)+noncesize], nil
}
func Decrypt(key []byte, ciphertext []byte, additionalData []byte) ([]byte, bool, error) {
plaintext := make([]byte, len(ciphertext))
var plaintextLen uint64
var plaintextLen uint64 = (uint64)(len(plaintext))
ret := romulus_m_decrypt(
plaintext,
&plaintextLen,

4
romulus_m_reference.go
View File

@ -439,9 +439,7 @@ func romulus_m_decrypt(m []byte, mlen *uint64, nsec []byte, c []byte, clen uint6
reset_lfsr_gf56(CNT[:])
for i = 0; i < 16; i++ {
T[i] = (c[clen-16+uint64(i):])[0]
}
copy(T[:], c[len(c)-len(T):])
for i = 0; i < n; i = i + 1 {
s[i] = T[i]