diff --git a/src/detect-content.c b/src/detect-content.c index 3d24b00be6..5f315cc5be 100644 --- a/src/detect-content.c +++ b/src/detect-content.c @@ -2583,6 +2583,134 @@ end: UTHFreePacket(p); return result; } + +static int DetectLongContentTestCommon(char *sig, uint32_t sid) +{ + /* Packet with 512 A's in it for testing long content. */ + static uint8_t pkt[739] = { + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x08, 0x00, 0x45, 0x00, + 0x02, 0xd5, 0x4a, 0x18, 0x40, 0x00, 0x40, 0x06, + 0xd7, 0xd6, 0x0a, 0x10, 0x01, 0x0b, 0x0a, 0x10, + 0x01, 0x0a, 0xdb, 0x36, 0x00, 0x50, 0xca, 0xc5, + 0xcc, 0xd1, 0x95, 0x77, 0x0f, 0x7d, 0x80, 0x18, + 0x00, 0xe5, 0x77, 0x9d, 0x00, 0x00, 0x01, 0x01, + 0x08, 0x0a, 0x1d, 0xe0, 0x86, 0xc6, 0xfc, 0x73, + 0x49, 0xf3, 0x50, 0x4f, 0x53, 0x54, 0x20, 0x2f, + 0x20, 0x48, 0x54, 0x54, 0x50, 0x2f, 0x31, 0x2e, + 0x31, 0x0d, 0x0a, 0x55, 0x73, 0x65, 0x72, 0x2d, + 0x41, 0x67, 0x65, 0x6e, 0x74, 0x3a, 0x20, 0x63, + 0x75, 0x72, 0x6c, 0x2f, 0x37, 0x2e, 0x33, 0x37, + 0x2e, 0x30, 0x0d, 0x0a, 0x48, 0x6f, 0x73, 0x74, + 0x3a, 0x20, 0x31, 0x30, 0x2e, 0x31, 0x36, 0x2e, + 0x31, 0x2e, 0x31, 0x30, 0x0d, 0x0a, 0x41, 0x63, + 0x63, 0x65, 0x70, 0x74, 0x3a, 0x20, 0x2a, 0x2f, + 0x2a, 0x0d, 0x0a, 0x43, 0x6f, 0x6e, 0x74, 0x65, + 0x6e, 0x74, 0x2d, 0x4c, 0x65, 0x6e, 0x67, 0x74, + 0x68, 0x3a, 0x20, 0x35, 0x32, 0x38, 0x0d, 0x0a, + 0x43, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x74, 0x2d, + 0x54, 0x79, 0x70, 0x65, 0x3a, 0x20, 0x61, 0x70, + 0x70, 0x6c, 0x69, 0x63, 0x61, 0x74, 0x69, 0x6f, + 0x6e, 0x2f, 0x78, 0x2d, 0x77, 0x77, 0x77, 0x2d, + 0x66, 0x6f, 0x72, 0x6d, 0x2d, 0x75, 0x72, 0x6c, + 0x65, 0x6e, 0x63, 0x6f, 0x64, 0x65, 0x64, 0x0d, + 0x0a, 0x0d, 0x0a, 0x58, 0x58, 0x58, 0x58, 0x58, + 0x58, 0x58, 0x58, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, 0x41, + 0x41, 0x41, 0x41, 0x58, 0x58, 0x58, 0x58, 0x58, + 0x58, 0x58, 0x58 + }; + + return DetectContentLongPatternMatchTest(pkt, (uint16_t)sizeof(pkt), sig, + sid); +} + +static int DetectLongContentTest1(void) +{ + /* Signature with 256 A's. */ + char *sig = "alert tcp any any -> any any (msg:\"Test Rule\"; content:\"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"; sid:1;)"; + + return DetectLongContentTestCommon(sig, 1); +} + +static int DetectLongContentTest2(void) +{ + /* Signature with 512 A's. */ + char *sig = "alert tcp any any -> any any (msg:\"Test Rule\"; content:\"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"; sid:1;)"; + + return DetectLongContentTestCommon(sig, 1); +} + +static int DetectLongContentTest3(void) +{ + /* Signature with 513 A's. */ + char *sig = "alert tcp any any -> any any (msg:\"Test Rule\"; content:\"AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\"; sid:1;)"; + + return !DetectLongContentTestCommon(sig, 1); +} + #endif /* UNITTESTS */ /** @@ -2689,5 +2817,8 @@ void DetectContentRegisterTests(void) UtRegisterTest("SigTest76TestBug134", SigTest76TestBug134, 1); UtRegisterTest("SigTest77TestBug139", SigTest77TestBug139, 1); + UtRegisterTest("DetectLongContentTest1", DetectLongContentTest1, 1); + UtRegisterTest("DetectLongContentTest2", DetectLongContentTest2, 1); + UtRegisterTest("DetectLongContentTest3", DetectLongContentTest3, 1); #endif /* UNITTESTS */ }