C++ FLOW_DESTROY函数代码示例

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本文整理汇总了C++中FLOW_DESTROY函数的典型用法代码示例。如果您正苦于以下问题：C++ FLOW_DESTROY函数的具体用法？C++ FLOW_DESTROY怎么用？C++ FLOW_DESTROY使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了FLOW_DESTROY函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: DetectHttpRequestLineWrapper

static int DetectHttpRequestLineWrapper(const char *sig, const int expectation)
{
    TcpSession ssn;
    Packet *p = NULL;
    ThreadVars th_v;
    DetectEngineCtx *de_ctx = NULL;
    DetectEngineThreadCtx *det_ctx = NULL;
    HtpState *http_state = NULL;
    Flow f;
    uint8_t http_buf[] =
        "GET /index.html HTTP/1.0\r\n"
        "Host: www.openinfosecfoundation.org\r\n"
        "User-Agent: This is dummy message body\r\n"
        "Content-Type: text/html\r\n"
        "\r\n";
    uint32_t http_len = sizeof(http_buf) - 1;

    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();
    FAIL_IF_NULL(alp_tctx);

    memset(&th_v, 0, sizeof(th_v));
    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));

    p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
    FAIL_IF_NULL(p);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.proto = IPPROTO_TCP;
    f.flags |= FLOW_IPV4;

    p->flow = &f;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    p->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;
    f.alproto = ALPROTO_HTTP;

    StreamTcpInitConfig(TRUE);

    de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    de_ctx->flags |= DE_QUIET;

    de_ctx->sig_list = SigInit(de_ctx, sig);
    FAIL_IF_NULL(de_ctx->sig_list);
    int sid = de_ctx->sig_list->id;

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    int r = AppLayerParserParse(&th_v, alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len);
    FAIL_IF(r != 0);

    http_state = f.alstate;
    FAIL_IF_NULL(http_state);

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    r = PacketAlertCheck(p, sid);
    FAIL_IF_NOT(r == expectation);

    AppLayerParserThreadCtxFree(alp_tctx);
    DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePackets(&p, 1);
    PASS;
}

开发者ID:gozzy，项目名称:suricata，代码行数:72，代码来源:detect-http-request-line.c

示例2: DetectHttpMethodSigTest04


//.........这里部分代码省略.........
    uint32_t httplen1 = sizeof(httpbuf1) - 1; /* minus the \0 */
    TcpSession ssn;
    Packet *p = NULL;
    Signature *s = NULL;
    ThreadVars th_v;
    DetectEngineThreadCtx *det_ctx = NULL;
    HtpState *http_state = NULL;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&th_v, 0, sizeof(th_v));
    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));

    p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.proto = IPPROTO_TCP;
    f.flags |= FLOW_IPV4;

    p->flow = &f;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    f.alproto = ALPROTO_HTTP;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }

    de_ctx->flags |= DE_QUIET;

    s = de_ctx->sig_list = SigInit(de_ctx,
            "alert tcp any any -> any any (msg:\"Testing http_method\"; "
            "content:\"GET\"; http_method; sid:1;)");
    if (s == NULL) {
        goto end;
    }

    s = s->next = SigInit(de_ctx,
            "alert tcp any any -> any any (msg:\"Testing http_method\"; "
            "content:!\"GET\"; http_method; sid:2;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
                                STREAM_TOSERVER, httpbuf1, httplen1);
    if (r != 0) {
        SCLogDebug("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }
    FLOWLOCK_UNLOCK(&f);

    http_state = f.alstate;
    if (http_state == NULL) {
        SCLogDebug("no http state: ");
        goto end;
    }

    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        printf("sid 1 didn't match but should have: ");
        goto end;
    }
    if (PacketAlertCheck(p, 2)) {
        printf("sid 2 matched but shouldn't have: ");
        goto end;
    }

    result = 1;

end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (de_ctx != NULL) {
        SigGroupCleanup(de_ctx);
        SigCleanSignatures(de_ctx);
    }
    if (det_ctx != NULL) {
        DetectEngineThreadCtxDeinit(&th_v, (void *) det_ctx);
    }
    if (de_ctx != NULL) {
        DetectEngineCtxFree(de_ctx);
    }

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePackets(&p, 1);
    return result;
}

开发者ID:P1sec，项目名称:suricata，代码行数:101，代码来源:detect-http-method.c

示例3: DetectTlsSniTest02

/**
 * \test Test matching on a simple google.com SNI with pcre
 */
static int DetectTlsSniTest02(void)
{
    /* client hello */
    uint8_t buf[] = { 0x16, 0x03, 0x03, 0x00, 0x82, 0x01, 0x00, 0x00, 0x7E,
                      0x03, 0x03, 0x57, 0x04, 0x9F, 0x5D, 0xC9, 0x5C, 0x87,
                      0xAE, 0xF2, 0xA7, 0x4A, 0xFC, 0x59, 0x78, 0x23, 0x31,
                      0x61, 0x2D, 0x29, 0x92, 0xB6, 0x70, 0xA5, 0xA1, 0xFC,
                      0x0E, 0x79, 0xFE, 0xC3, 0x97, 0x37, 0xC0, 0x00, 0x00,
                      0x44, 0x00, 0x04, 0x00, 0x05, 0x00, 0x0A, 0x00, 0x0D,
                      0x00, 0x10, 0x00, 0x13, 0x00, 0x16, 0x00, 0x2F, 0x00,
                      0x30, 0x00, 0x31, 0x00, 0x32, 0x00, 0x33, 0x00, 0x35,
                      0x00, 0x36, 0x00, 0x37, 0x00, 0x38, 0x00, 0x39, 0x00,
                      0x3C, 0x00, 0x3D, 0x00, 0x3E, 0x00, 0x3F, 0x00, 0x40,
                      0x00, 0x41, 0x00, 0x44, 0x00, 0x45, 0x00, 0x66, 0x00,
                      0x67, 0x00, 0x68, 0x00, 0x69, 0x00, 0x6A, 0x00, 0x6B,
                      0x00, 0x84, 0x00, 0x87, 0x00, 0xFF, 0x01, 0x00, 0x00,
                      0x13, 0x00, 0x00, 0x00, 0x0F, 0x00, 0x0D, 0x00, 0x00,
                      0x0A, 0x67, 0x6F, 0x6F, 0x67, 0x6C, 0x65, 0x2E, 0x63,
                      0x6F, 0x6D, };

    Flow f;
    SSLState *ssl_state = NULL;
    Packet *p = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    TcpSession ssn;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));
    memset(&ssn, 0, sizeof(TcpSession));

    p = UTHBuildPacketReal(buf, sizeof(buf), IPPROTO_TCP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 443);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_TCP;
    f.protomap = FlowGetProtoMapping(f.proto);

    p->flow = &f;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;
    f.alproto = ALPROTO_TLS;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    de_ctx->mpm_matcher = DEFAULT_MPM;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert tls any any -> any any "
                              "(msg:\"Test tls_sni option\"; "
                              "tls_sni; content:\"google\"; nocase; "
                              "pcre:\"/google\\.com$/i\"; sid:1;)");
    FAIL_IF_NULL(s);

    s = DetectEngineAppendSig(de_ctx, "alert tls any any -> any any "
                              "(msg:\"Test tls_sni option\"; "
                              "tls_sni; content:\"google\"; nocase; "
                              "pcre:\"/^\\.[a-z]{2,3}$/iR\"; sid:2;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS,
                                STREAM_TOSERVER, buf, sizeof(buf));
    FLOWLOCK_UNLOCK(&f);
    FAIL_IF(r != 0);

    ssl_state = f.alstate;
    FAIL_IF_NULL(ssl_state);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p);

    FAIL_IF_NOT(PacketAlertCheck(p, 1));
    FAIL_IF_NOT(PacketAlertCheck(p, 2));

    AppLayerParserThreadCtxFree(alp_tctx);
    DetectEngineThreadCtxDeinit(&tv, det_ctx);
    DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p);

    PASS;
}

开发者ID:P1sec，项目名称:suricata，代码行数:99，代码来源:detect-tls-sni.c

示例4: FlowBitsTestSig08

static int FlowBitsTestSig08(void)
{
    uint8_t *buf = (uint8_t *)
                    "GET /one/ HTTP/1.1\r\n"
                    "Host: one.example.org\r\n"
                    "\r\n";
    uint16_t buflen = strlen((char *)buf);
    Packet *p = SCMalloc(SIZE_OF_PACKET);
    if (unlikely(p == NULL))
        return 0;
    Signature *s = NULL;
    ThreadVars th_v;
    DetectEngineThreadCtx *det_ctx = NULL;
    DetectEngineCtx *de_ctx = NULL;
    Flow f;
    GenericVar flowvar, *gv = NULL;
    int result = 0;
    int idx = 0;

    memset(p, 0, SIZE_OF_PACKET);
    memset(&th_v, 0, sizeof(th_v));
    memset(&f, 0, sizeof(Flow));
    memset(&flowvar, 0, sizeof(GenericVar));

    FLOW_INITIALIZE(&f);
    p->flow = &f;
    p->flow->flowvar = &flowvar;

    p->src.family = AF_INET;
    p->dst.family = AF_INET;
    p->payload = buf;
    p->payload_len = buflen;
    p->proto = IPPROTO_TCP;

    de_ctx = DetectEngineCtxInit();

    if (de_ctx == NULL) {
        goto end;
    }

    de_ctx->flags |= DE_QUIET;

    s = de_ctx->sig_list = SigInit(de_ctx,"alert ip any any -> any any (msg:\"Flowbit set\"; flowbits:set,myflow2; sid:10;)");

    if (s == NULL) {
        goto end;
    }

    s = s->next  = SigInit(de_ctx,"alert ip any any -> any any (msg:\"Flowbit unset\"; flowbits:toggle,myflow2; sid:11;)");

    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    idx = VariableNameGetIdx(de_ctx, "myflow", VAR_TYPE_FLOW_BIT);

    gv = p->flow->flowvar;

    for ( ; gv != NULL; gv = gv->next) {
        if (gv->type == DETECT_FLOWBITS && gv->idx == idx) {
                result = 1;
        }
    }

    SigGroupCleanup(de_ctx);
    SigCleanSignatures(de_ctx);

    DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    DetectEngineCtxFree(de_ctx);

    if(gv) GenericVarFree(gv);
    FLOW_DESTROY(&f);

    SCFree(p);
    PASS_IF(result == 0);
end:

    if (de_ctx != NULL) {
        SigGroupCleanup(de_ctx);
        SigCleanSignatures(de_ctx);
    }

    if (det_ctx != NULL) {
        DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    }

    if (de_ctx != NULL) {
        DetectEngineCtxFree(de_ctx);
    }

    if(gv) GenericVarFree(gv);
    FLOW_DESTROY(&f);

    SCFree(p);
    PASS_IF(result == 0);
//.........这里部分代码省略.........

开发者ID:AmesianX，项目名称:suricata，代码行数:101，代码来源:detect-flowbits.c

示例5: DetectDnsQueryTest04


//.........这里部分代码省略.........
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    TcpSession ssn;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));
    memset(&ssn, 0, sizeof(TcpSession));

    p1 = UTHBuildPacketReal(buf1, sizeof(buf1), IPPROTO_TCP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 53);
    p2 = UTHBuildPacketReal(buf2, sizeof(buf2), IPPROTO_TCP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 53);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_TCP;
    f.protomap = FlowGetProtoMapping(f.proto);
    f.alproto = ALPROTO_DNS;

    p1->flow = &f;
    p1->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p1->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;

    p2->flow = &f;
    p2->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p2->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->mpm_matcher = mpm_default_matcher;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                              "(msg:\"Test dns_query option\"; "
                              "dns_query; content:\"google\"; nocase; sid:1;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS,
                                STREAM_TOSERVER, buf1, sizeof(buf1));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    dns_state = f.alstate;
    FAIL_IF_NULL(dns_state);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p1);

    if (PacketAlertCheck(p1, 1)) {
        printf("sig 1 alerted, but it should not have: ");
        FAIL;
    }

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER,
                            buf2, sizeof(buf2));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0\n", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p2);

    if (!(PacketAlertCheck(p2, 1))) {
        printf("sig 1 didn't alert, but it should have: ");
        FAIL;
    }

    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p1);
    UTHFreePacket(p2);
    PASS;
}

开发者ID:gozzy，项目名称:suricata，代码行数:101，代码来源:detect-dns-query.c

示例6: DetectDnsQueryTest06

/** \test simple google.com query matching, pcre */
static int DetectDnsQueryTest06(void)
{
    /* google.com */
    uint8_t buf[] = {   0x10, 0x32, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,
                        0x00, 0x10, 0x00, 0x01, };
    Flow f;
    RSDNSState *dns_state = NULL;
    Packet *p = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));

    p = UTHBuildPacketReal(buf, sizeof(buf), IPPROTO_UDP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 53);

    FLOW_INITIALIZE(&f);
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_UDP;
    f.protomap = FlowGetProtoMapping(f.proto);

    p->flow = &f;
    p->flags |= PKT_HAS_FLOW;
    p->flowflags |= FLOW_PKT_TOSERVER;
    f.alproto = ALPROTO_DNS;

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);
    de_ctx->mpm_matcher = mpm_default_matcher;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                              "(msg:\"Test dns_query option\"; "
                              "dns_query; content:\"google\"; nocase; "
                              "pcre:\"/google\\.com$/i\"; sid:1;)");
    FAIL_IF_NULL(s);
    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                                      "(msg:\"Test dns_query option\"; "
                                      "dns_query; content:\"google\"; nocase; "
                                      "pcre:\"/^\\.[a-z]{2,3}$/iR\"; sid:2;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_DNS,
                                STREAM_TOSERVER, buf, sizeof(buf));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        FAIL;
    }
    FLOWLOCK_UNLOCK(&f);

    dns_state = f.alstate;
    FAIL_IF_NULL(dns_state);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        printf("sig 1 didn't alert, but it should have: ");
        FAIL;
    }
    if (!(PacketAlertCheck(p, 2))) {
        printf("sig 2 didn't alert, but it should have: ");
        FAIL;
    }

    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    FLOW_DESTROY(&f);
    UTHFreePacket(p);
    PASS;
}

开发者ID:gozzy，项目名称:suricata，代码行数:91，代码来源:detect-dns-query.c

示例7: DetectSshVersionTestDetect01

/** \test Send a get request in three chunks + more data. */
static int DetectSshVersionTestDetect01(void)
{
    Flow f;
    uint8_t sshbuf1[] = "SSH-1.";
    uint32_t sshlen1 = sizeof(sshbuf1) - 1;
    uint8_t sshbuf2[] = "10-PuTTY_2.123" ;
    uint32_t sshlen2 = sizeof(sshbuf2) - 1;
    uint8_t sshbuf3[] = "\n";
    uint32_t sshlen3 = sizeof(sshbuf3) - 1;
    uint8_t sshbuf4[] = "whatever...";
    uint32_t sshlen4 = sizeof(sshbuf4) - 1;
    TcpSession ssn;
    Packet *p = NULL;
    Signature *s = NULL;
    ThreadVars th_v;
    DetectEngineThreadCtx *det_ctx = NULL;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&th_v, 0, sizeof(th_v));
    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));

    p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
    FAIL_IF_NULL(p);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    p->flow = &f;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    f.alproto = ALPROTO_SSH;
    f.proto = IPPROTO_TCP;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL (de_ctx);
    de_ctx->flags |= DE_QUIET;

    s = de_ctx->sig_list = SigInit(de_ctx,"alert ssh any any -> any any (msg:\"SSH\"; ssh.protoversion:1.10; sid:1;)");
    FAIL_IF_NULL(s);

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    SCLogDebug("==> 1");
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SSH,
                                STREAM_TOSERVER, sshbuf1, sshlen1);
    FAIL_IF(r != 0);

    SCLogDebug("==> 2");
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SSH, STREAM_TOSERVER,
                            sshbuf2, sshlen2);
    FAIL_IF(r != 0);

    SCLogDebug("==> 3");
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SSH, STREAM_TOSERVER,
                            sshbuf3, sshlen3);
    FAIL_IF(r != 0);

    SCLogDebug("==> 4");
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SSH, STREAM_TOSERVER,
                            sshbuf4, sshlen4);
    FAIL_IF(r != 0);

    SshState *ssh_state = f.alstate;
    FAIL_IF_NULL(ssh_state);

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(!(PacketAlertCheck(p, 1)));

    DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePackets(&p, 1);
    AppLayerParserThreadCtxFree(alp_tctx);

    PASS;
}

开发者ID:bmeeks8，项目名称:suricata，代码行数:85，代码来源:detect-ssh-proto-version.c

示例8: DetectHttpRawHeaderTest11

/**
 *\test Test that the negated http_header content matches against a
 *      http request which doesn't hold the content.
 */
static int DetectHttpRawHeaderTest11(void)
{
    TcpSession ssn;
    Packet *p = NULL;
    ThreadVars th_v;
    DetectEngineCtx *de_ctx = NULL;
    DetectEngineThreadCtx *det_ctx = NULL;
    HtpState *http_state = NULL;
    Flow f;
    uint8_t http_buf[] =
        "GET /index.html HTTP/1.0\r\n"
        "Host: www.openinfosecfoundation.org\r\n"
        "User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.7) Gecko/20091221 Firefox/3.5.7\r\n"
        "Content-Type: text/html\r\n"
        "Content-Length: 26\r\n"
        "\r\n"
        "This is dummy message body\r\n";
    uint32_t http_len = sizeof(http_buf) - 1;
    int result = 0;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&th_v, 0, sizeof(th_v));
    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));

    p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.proto = IPPROTO_TCP;
    f.flags |= FLOW_IPV4;
    p->flow = &f;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    f.alproto = ALPROTO_HTTP;

    StreamTcpInitConfig(TRUE);

    de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL)
        goto end;

    de_ctx->flags |= DE_QUIET;

    de_ctx->sig_list = SigInit(de_ctx,"alert http any any -> any any "
                               "(msg:\"http header test\"; flow:to_server; "
                               "content:!\"lalalalala\"; http_raw_header; "
                               "sid:1;)");
    if (de_ctx->sig_list == NULL)
        goto end;

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    SCMutexLock(&f.m);
    int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER, http_buf, http_len);
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        result = 0;
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    http_state = f.alstate;
    if (http_state == NULL) {
        printf("no http state: ");
        result = 0;
        goto end;
    }

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        printf("sid 1 didn't match but should have: ");
        goto end;
    }

    result = 1;
end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        SigCleanSignatures(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePackets(&p, 1);
    return result;
}

开发者ID:Hyperwise，项目名称:suricata，代码行数:100，代码来源:detect-http-raw-header.c

示例9: DetectTlsVersionTestDetect01


//.........这里部分代码省略.........
    f.proto = IPPROTO_TCP;
    p->flow = &f;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    f.alproto = ALPROTO_TLS;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }

    de_ctx->flags |= DE_QUIET;

    s = de_ctx->sig_list = SigInit(de_ctx,"alert tls any any -> any any (msg:\"TLS\"; tls.version:1.0; sid:1;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    SCMutexLock(&f.m);
    int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER, tlsbuf1, tlslen1);
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }

    r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER, tlsbuf2, tlslen2);
    if (r != 0) {
        printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }

    r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER, tlsbuf3, tlslen3);
    if (r != 0) {
        printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }

    r = AppLayerParserParse(alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER, tlsbuf4, tlslen4);
    if (r != 0) {
        printf("toserver chunk 4 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    SSLState *ssl_state = f.alstate;
    if (ssl_state == NULL) {
        printf("no tls state: ");
        goto end;
    }

    if (ssl_state->client_connp.content_type != 0x16) {
        printf("expected content_type %" PRIu8 ", got %" PRIu8 ": ",
               0x16, ssl_state->client_connp.content_type);
        goto end;
    }

    if (ssl_state->client_connp.version != TLS_VERSION_10) {
        printf("expected version %04" PRIu16 ", got %04" PRIu16 ": ",
               TLS_VERSION_10, ssl_state->client_connp.version);
        goto end;
    }

    SCLogDebug("ssl_state is at %p, ssl_state->server_version 0x%02X "
               "ssl_state->client_version 0x%02X",
               ssl_state, ssl_state->server_connp.version,
               ssl_state->client_connp.version);

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        goto end;
    }

    result = 1;
end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    SigGroupCleanup(de_ctx);
    SigCleanSignatures(de_ctx);

    DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);

    UTHFreePackets(&p, 1);
    return result;
}

开发者ID:AmesianX，项目名称:suricata，代码行数:101，代码来源:detect-tls-version.c

示例10: FlowBitsTestSig06

static int FlowBitsTestSig06(void)
{
    uint8_t *buf = (uint8_t *)
                    "GET /one/ HTTP/1.1\r\n"
                    "Host: one.example.org\r\n"
                    "\r\n";
    uint16_t buflen = strlen((char *)buf);
    Packet *p = SCMalloc(SIZE_OF_PACKET);
    FAIL_IF_NULL(p);
    Signature *s = NULL;
    ThreadVars th_v;
    DetectEngineThreadCtx *det_ctx = NULL;
    DetectEngineCtx *de_ctx = NULL;
    Flow f;
    GenericVar flowvar, *gv = NULL;
    int result = 0;
    uint32_t idx = 0;

    memset(p, 0, SIZE_OF_PACKET);
    memset(&th_v, 0, sizeof(th_v));
    memset(&f, 0, sizeof(Flow));
    memset(&flowvar, 0, sizeof(GenericVar));

    FLOW_INITIALIZE(&f);
    p->flow = &f;
    p->flow->flowvar = &flowvar;

    p->src.family = AF_INET;
    p->dst.family = AF_INET;
    p->payload = buf;
    p->payload_len = buflen;
    p->proto = IPPROTO_TCP;
    p->flags |= PKT_HAS_FLOW;
    p->flowflags |= FLOW_PKT_TOSERVER;

    de_ctx = DetectEngineCtxInit();
    FAIL_IF_NULL(de_ctx);

    de_ctx->flags |= DE_QUIET;

    s = de_ctx->sig_list = SigInit(de_ctx,"alert ip any any -> any any (msg:\"Flowbit set\"; flowbits:set,myflow; sid:10;)");
    FAIL_IF_NULL(s);

    idx = VarNameStoreSetupAdd("myflow", VAR_TYPE_FLOW_BIT);
    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    gv = p->flow->flowvar;
    FAIL_IF_NULL(gv);
    for ( ; gv != NULL; gv = gv->next) {
        if (gv->type == DETECT_FLOWBITS && gv->idx == idx) {
                result = 1;
        }
    }
    FAIL_IF_NOT(result);

    DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    DetectEngineCtxFree(de_ctx);

    FLOW_DESTROY(&f);

    SCFree(p);
    PASS;
}

开发者ID:norg，项目名称:suricata，代码行数:66，代码来源:detect-flowbits.c

示例11: DetectEngineSMTPFiledataTest01


//.........这里部分代码省略.........
                0x73, 0x70, 0x6F, 0x73, 0x69, 0x74, 0x69, 0x6F,
                0x6E, 0x3A, 0x20, 0x61, 0x74, 0x74, 0x61, 0x63,
                0x68, 0x6D, 0x65, 0x6E, 0x74, 0x3B, 0x20, 0x66,
                0x69, 0x6C, 0x65, 0x6E, 0x61, 0x6D, 0x65, 0x3D,
                0x22, 0x74, 0x65, 0x73, 0x74, 0x2E, 0x74, 0x78,
                0x74, 0x22, 0x0D, 0x0A, 0x0D, 0x0A, 0x6d, 0x65,
                0x73, 0x73, 0x61, 0x67, 0x65,};
    uint32_t mimemsg_len = sizeof(mimemsg) - 1;
    TcpSession ssn;
    Packet *p;
    ThreadVars th_v;
    DetectEngineCtx *de_ctx = NULL;
    DetectEngineThreadCtx *det_ctx = NULL;
    SMTPState *smtp_state = NULL;
    Flow f;
    int result = 0;

    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&th_v, 0, sizeof(th_v));
    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));

    p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.proto = IPPROTO_TCP;
    f.flags |= FLOW_IPV4;
    f.alstate = SMTPStateAlloc();

    MimeDecParseState *state = MimeDecInitParser(&f, NULL);
    ((MimeDecEntity *)state->stack->top->data)->ctnt_flags = CTNT_IS_ATTACHMENT;
    state->body_begin = 1;

    if (SMTPProcessDataChunk((uint8_t *)mimemsg, sizeof(mimemsg), state) != 0)
        goto end;

    p->flow = &f;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST|PKT_STREAM_EOF;
    f.alproto = ALPROTO_SMTP;

    StreamTcpInitConfig(TRUE);

    de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL)
        goto end;

    de_ctx->flags |= DE_QUIET;

    de_ctx->sig_list = SigInit(de_ctx, "alert smtp any any -> any any "
                               "(msg:\"file_data smtp test\"; "
                               "file_data; content:\"message\"; sid:1;)");
    if (de_ctx->sig_list == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    SCMutexLock(&f.m);
    int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_SMTP, STREAM_TOSERVER, mimemsg, mimemsg_len);
    if (r != 0) {
        printf("AppLayerParse for smtp failed. Returned %d", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    smtp_state = f.alstate;
    if (smtp_state == NULL) {
        printf("no smtp state: ");
        goto end;
    }

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        printf("sid 1 didn't match but should have\n");
        goto end;
    }

    result = 1;

end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        SigCleanSignatures(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePackets(&p, 1);
    return result;
}

开发者ID:togge，项目名称:suricata，代码行数:101，代码来源:detect-engine-filedata-smtp.c

示例12: DetectDnsQueryTest07


//.........这里部分代码省略.........

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    SCMutexLock(&f.m);
    int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER, buf1, sizeof(buf1));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    dns_state = f.alstate;
    if (dns_state == NULL) {
        printf("no dns state: ");
        goto end;
    }

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p1);

    if (!(PacketAlertCheck(p1, 1))) {
        printf("(p1) sig 1 didn't alert, but it should have: ");
        goto end;
    }
    if (PacketAlertCheck(p1, 2)) {
        printf("(p1) sig 2 did alert, but it should not have: ");
        goto end;
    }

    SCMutexLock(&f.m);
    r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DNS, STREAM_TOCLIENT, buf2, sizeof(buf2));
    if (r != -1) {
        printf("toserver client 1 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p2);

    if (PacketAlertCheck(p2, 1)) {
        printf("(p2) sig 1 alerted, but it should not have: ");
        goto end;
    }
    if (PacketAlertCheck(p2, 2)) {
        printf("(p2) sig 2 alerted, but it should not have: ");
        goto end;
    }
    if (!(PacketAlertCheck(p2, 3))) {
        printf("(p2) sig 3 didn't alert, but it should have: ");
        goto end;
    }

    SCMutexLock(&f.m);
    r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER, buf3, sizeof(buf3));
    if (r != 0) {
        printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p3);

    if (PacketAlertCheck(p3, 1)) {
        printf("(p3) sig 1 alerted, but it should not have: ");
        goto end;
    }
    if (!(PacketAlertCheck(p3, 2))) {
        printf("(p3) sig 2 didn't alert, but it should have: ");
        goto end;
    }
    /** \todo should not alert, bug #839
    if (PacketAlertCheck(p3, 3)) {
        printf("(p3) sig 3 did alert, but it should not have: ");
        goto end;
    }
    */
    result = 1;

end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    FLOW_DESTROY(&f);
    UTHFreePacket(p1);
    UTHFreePacket(p2);
    UTHFreePacket(p3);
    return result;
}

开发者ID:dbrockus，项目名称:suricata，代码行数:101，代码来源:detect-dns-query.c

示例13: DetectDnsQueryTest03

/** \test simple google.com query matching (TCP) */
static int DetectDnsQueryTest03(void)
{
    /* google.com */
    uint8_t buf[] = {   0x00, 28,
                        0x10, 0x32, 0x01, 0x00, 0x00, 0x01,
                        0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
                        0x06, 0x67, 0x6F, 0x6F, 0x67, 0x6C,
                        0x65, 0x03, 0x63, 0x6F, 0x6D, 0x00,
                        0x00, 0x10, 0x00, 0x01, };
    int result = 0;
    Flow f;
    DNSState *dns_state = NULL;
    Packet *p = NULL;
    Signature *s = NULL;
    ThreadVars tv;
    DetectEngineThreadCtx *det_ctx = NULL;
    TcpSession ssn;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&f, 0, sizeof(Flow));
    memset(&ssn, 0, sizeof(TcpSession));

    p = UTHBuildPacketReal(buf, sizeof(buf), IPPROTO_TCP,
                           "192.168.1.5", "192.168.1.1",
                           41424, 53);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    f.flags |= FLOW_IPV4;
    f.proto = IPPROTO_TCP;
    f.protomap = FlowGetProtoMapping(f.proto);

    p->flow = &f;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    p->flowflags |= FLOW_PKT_TOSERVER|FLOW_PKT_ESTABLISHED;
    f.alproto = ALPROTO_DNS;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }
    de_ctx->mpm_matcher = DEFAULT_MPM;
    de_ctx->flags |= DE_QUIET;

    s = DetectEngineAppendSig(de_ctx, "alert dns any any -> any any "
                              "(msg:\"Test dns_query option\"; "
                              "content:\"google\"; nocase; dns_query; sid:1;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&tv, (void *)de_ctx, (void *)&det_ctx);

    SCMutexLock(&f.m);
    int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_DNS, STREAM_TOSERVER, buf, sizeof(buf));
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    dns_state = f.alstate;
    if (dns_state == NULL) {
        printf("no dns state: ");
        goto end;
    }

    /* do detect */
    SigMatchSignatures(&tv, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        printf("sig 1 didn't alert, but it should have: ");
        goto end;
    }

    result = 1;

end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL)
        DetectEngineThreadCtxDeinit(&tv, det_ctx);
    if (de_ctx != NULL)
        SigGroupCleanup(de_ctx);
    if (de_ctx != NULL)
        DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePacket(p);
    return result;
}

开发者ID:dbrockus，项目名称:suricata，代码行数:98，代码来源:detect-dns-query.c

示例14: DetectFtpbounceTestALMatch02


//.........这里部分代码省略.........

    p->flow = &f;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    f.alproto = ALPROTO_FTP;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }

    de_ctx->flags |= DE_QUIET;

    s = de_ctx->sig_list = SigInit(de_ctx,"alert tcp any any -> any any "
                                   "(msg:\"Ftp Bounce\"; ftpbounce; sid:1;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v,(void *)de_ctx,(void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_FTP,
                                STREAM_TOSERVER, ftpbuf1, ftplen1);
    if (r != 0) {
        SCLogDebug("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        result = 0;
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }

    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_FTP, STREAM_TOSERVER,
                            ftpbuf2, ftplen2);
    if (r != 0) {
        SCLogDebug("toserver chunk 2 returned %" PRId32 ", expected 0: ", r);
        result = 0;
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }

    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_FTP, STREAM_TOSERVER,
                            ftpbuf3, ftplen3);
    if (r != 0) {
        SCLogDebug("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
        result = 0;
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }

    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_FTP, STREAM_TOSERVER,
                            ftpbuf4, ftplen4);
    if (r != 0) {
        SCLogDebug("toserver chunk 4 returned %" PRId32 ", expected 0: ", r);
        result = 0;
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }

    FLOWLOCK_UNLOCK(&f);

    FtpState *ftp_state = f.alstate;
    if (ftp_state == NULL) {
        SCLogDebug("no ftp state: ");
        result = 0;
        goto end;
    }

    if (ftp_state->command != FTP_COMMAND_PORT) {
        SCLogDebug("expected command port not detected");
        result = 0;
        goto end;
    }

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    if (!(PacketAlertCheck(p, 1))) {
        goto end;
    }

    result = 1;
end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    SigGroupCleanup(de_ctx);
    SigCleanSignatures(de_ctx);

    DetectEngineThreadCtxDeinit(&th_v,(void *)det_ctx);
    DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);

    UTHFreePackets(&p, 1);
    return result;
}

开发者ID:micsoftvn，项目名称:suricata，代码行数:101，代码来源:detect-ftpbounce.c

示例15: DetectSshVersionTestDetect03


//.........这里部分代码省略.........
    ThreadVars th_v;
    DetectEngineThreadCtx *det_ctx = NULL;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&th_v, 0, sizeof(th_v));
    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));

    p = UTHBuildPacket(NULL, 0, IPPROTO_TCP);

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    p->flow = &f;
    p->flowflags |= FLOW_PKT_TOSERVER;
    p->flowflags |= FLOW_PKT_ESTABLISHED;
    p->flags |= PKT_HAS_FLOW|PKT_STREAM_EST;
    f.alproto = ALPROTO_SSH;
    f.proto = IPPROTO_TCP;

    StreamTcpInitConfig(TRUE);

    DetectEngineCtx *de_ctx = DetectEngineCtxInit();
    if (de_ctx == NULL) {
        goto end;
    }

    de_ctx->flags |= DE_QUIET;

    s = de_ctx->sig_list = SigInit(de_ctx,"alert ssh any any -> any any (msg:\"SSH\"; ssh.protoversion:2_compat; sid:1;)");
    if (s == NULL) {
        goto end;
    }

    SigGroupBuild(de_ctx);
    DetectEngineThreadCtxInit(&th_v, (void *)de_ctx, (void *)&det_ctx);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SSH,
                                STREAM_TOSERVER, sshbuf1, sshlen1);
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }

    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SSH, STREAM_TOSERVER,
                            sshbuf2, sshlen2);
    if (r != 0) {
        printf("toserver chunk 2 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }

    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SSH, STREAM_TOSERVER,
                            sshbuf3, sshlen3);
    if (r != 0) {
        printf("toserver chunk 3 returned %" PRId32 ", expected 0: ", r);
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }

    r = AppLayerParserParse(NULL,

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C++ FLOW_DESTROY函数代码示例

示例1: DetectHttpRequestLineWrapper

示例2: DetectHttpMethodSigTest04

示例3: DetectTlsSniTest02

示例4: FlowBitsTestSig08

示例5: DetectDnsQueryTest04

示例6: DetectDnsQueryTest06

示例7: DetectSshVersionTestDetect01

示例8: DetectHttpRawHeaderTest11

示例9: DetectTlsVersionTestDetect01

示例10: FlowBitsTestSig06

示例11: DetectEngineSMTPFiledataTest01

示例12: DetectDnsQueryTest07

示例13: DetectDnsQueryTest03

示例14: DetectFtpbounceTestALMatch02

示例15: DetectSshVersionTestDetect03

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