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@ -724,6 +724,73 @@ static int DetectPcreTestSig02B3g (void) {
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static int DetectPcreTestSig02Wm (void) {
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return DetectPcreTestSig02Real(MPM_WUMANBER);
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}
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/**
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* \test DetectPcreTestSig03Real negation test ! outside of "" this sig should not match
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*/
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static int DetectPcreTestSig03Real(int mpm_type) {
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uint8_t *buf = (uint8_t *)
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"GET /one/ HTTP/1.1\r\n"
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"Host: one.example.org\r\n"
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"\r\n\r\n"
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"GET /two/ HTTP/1.1\r\n"
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"Host: two.example.org\r\n"
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"\r\n\r\n";
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uint16_t buflen = strlen((char *)buf);
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Packet p;
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ThreadVars th_v;
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DetectEngineThreadCtx *det_ctx;
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int result = 1;
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memset(&th_v, 0, sizeof(th_v));
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memset(&p, 0, sizeof(p));
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p.src.family = AF_INET;
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p.dst.family = AF_INET;
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p.payload = buf;
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p.payload_len = buflen;
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p.proto = IPPROTO_TCP;
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DetectEngineCtx *de_ctx = DetectEngineCtxInit();
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if (de_ctx == NULL) {
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result = 0;
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goto end;
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}
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de_ctx->mpm_matcher = mpm_type;
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de_ctx->flags |= DE_QUIET;
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de_ctx->sig_list = SigInit(de_ctx,"alert tcp any any -> any any (msg:\"HTTP TEST\"; content:\"GET\"; pcre:\"!/two/\"; sid:1;)");
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if (de_ctx->sig_list == NULL) {
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result = 0;
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goto end;
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}
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SigGroupBuild(de_ctx);
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DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);
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SigMatchSignatures(&th_v, de_ctx, det_ctx, &p);
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if (PacketAlertCheck(&p, 1)){
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printf("sid 1 matched even though it shouldn't have:");
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result = 0;
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}
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SigGroupCleanup(de_ctx);
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SigCleanSignatures(de_ctx);
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DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
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DetectEngineCtxFree(de_ctx);
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end:
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return result;
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}
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static int DetectPcreTestSig03B2g (void) {
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return DetectPcreTestSig03Real(MPM_B2G);
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}
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static int DetectPcreTestSig03B3g (void) {
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return DetectPcreTestSig03Real(MPM_B3G);
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}
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static int DetectPcreTestSig03Wm (void) {
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return DetectPcreTestSig03Real(MPM_WUMANBER);
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}
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#endif /* UNITTESTS */
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/**
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@ -745,6 +812,9 @@ void DetectPcreRegisterTests(void) {
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UtRegisterTest("DetectPcreTestSig02B2g -- pcre test", DetectPcreTestSig02B2g, 1);
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UtRegisterTest("DetectPcreTestSig02B3g -- pcre test", DetectPcreTestSig02B3g, 1);
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UtRegisterTest("DetectPcreTestSig02Wm -- pcre test", DetectPcreTestSig02Wm, 1);
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UtRegisterTest("DetectPcreTestSig03B2g -- negated pcre test", DetectPcreTestSig03B2g, 1);
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UtRegisterTest("DetectPcreTestSig03B3g -- negated pcre test", DetectPcreTestSig03B3g, 1);
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UtRegisterTest("DetectPcreTestSig03Wm -- negated pcre test", DetectPcreTestSig03Wm, 1);
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#endif /* UNITTESTS */
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}
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