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nfqws2: optimize aes-ctr and mtproto detection

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bol-van
2025-11-25 14:47:18 +03:00
parent 5e737f314b
commit cfb8b9f11f
4 changed files with 20 additions and 5 deletions
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4
lua/zapret-tests.lua
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@@ -211,13 +211,13 @@ function test_aes_ctr()
test_assert(decrypted==clear_text)
print("* decrypting with bad key")
decrypted = aes_ctr(bu8(u8(string.sub(key,1,1))+1)..string.sub(key,2), iv, encrypted)
decrypted = aes_ctr(bu8(bitand(u8(string.sub(key,1,1))+1,0xFF))..string.sub(key,2), iv, encrypted)
print("decrypted: "..str_or_hex(decrypted))
print( decrypted==clear_text and "DECRYPT OK" or "DECRYPT ERROR" )
test_assert(decrypted~=clear_text)
print("* decrypting with bad iv")
decrypted = aes_ctr(key, bu8(u8(string.sub(iv,1,1))+1)..string.sub(iv,2), encrypted)
decrypted = aes_ctr(key, bu8(bitand(u8(string.sub(iv,1,1))+1,0xFF))..string.sub(iv,2), encrypted)
print("decrypted: "..str_or_hex(decrypted))
print( decrypted==clear_text and "DECRYPT OK" or "DECRYPT ERROR" )
test_assert(decrypted~=clear_text)