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C++ AppLayerParserThreadCtxFree函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了C++中AppLayerParserThreadCtxFree函数的典型用法代码示例。如果您正苦于以下问题：C++ AppLayerParserThreadCtxFree函数的具体用法？C++ AppLayerParserThreadCtxFree怎么用？C++ AppLayerParserThreadCtxFree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AppLayerParserThreadCtxFree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: 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2: DetectHttpStatMsgSigTest03


//.........这里部分代码省略.........

    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_TOCLIENT;
    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 http any any -> any any (msg:"
                                   "\"HTTP status message\"; content:\"ok\"; "
                                   "nocase; http_stat_msg; sid:1;)");
    if (s == NULL) {
        goto end;
    }

    s->next = SigInit(de_ctx,"alert http any any -> any any (msg:\"HTTP "
                        "Status message nocase\"; content:!\"Not\"; "
                        "http_stat_msg; sid:2;)");
    if (s->next == 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) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        result = 0;
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }

    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_HTTP,
                            STREAM_TOCLIENT, httpbuf2, httplen2);
    if (r != 0) {
        printf("toclient chunk 1 returned %" PRId32 ", expected 0: ", r);
        result = 0;
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }
    FLOWLOCK_UNLOCK(&f);

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

    result = 1;
end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (det_ctx != NULL) {
        DetectEngineThreadCtxDeinit(&th_v, (void *)det_ctx);
    }
    if (de_ctx != NULL) {
        SigGroupCleanup(de_ctx);
        DetectEngineCtxFree(de_ctx);
    }

    StreamTcpFreeConfig(TRUE);

    UTHFreePackets(&p, 1);
    return result;
}
开发者ID:norg，项目名称:suricata，代码行数:101，代码来源:detect-http-stat-msg.c


示例3: 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:micsoftvn，项目名称:suricata，代码行数:85，代码来源:detect-ssh-proto-version.c


示例4: DetectSslStateTest07


//.........这里部分代码省略.........
    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS,
                            STREAM_TOSERVER | STREAM_START, chello_buf,
                            chello_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    ssl_state = f.alstate;
    FAIL_IF(ssl_state == NULL);

    /* do detect */
    p->alerts.cnt = 0;
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(!PacketAlertCheck(p, 1));
    FAIL_IF(PacketAlertCheck(p, 2));
    FAIL_IF(PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));
    FAIL_IF(PacketAlertCheck(p, 5));

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOCLIENT,
                            shello_buf, shello_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    p->alerts.cnt = 0;
    p->flowflags = (FLOW_PKT_TOCLIENT | FLOW_PKT_ESTABLISHED);

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

    FAIL_IF(PacketAlertCheck(p, 1));
    FAIL_IF(!PacketAlertCheck(p, 2));
    FAIL_IF(PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));
    FAIL_IF(!PacketAlertCheck(p, 5));

    PASS;

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER,
                            client_change_cipher_spec_buf,
                            client_change_cipher_spec_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    p->alerts.cnt = 0;
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(PacketAlertCheck(p, 1));
    FAIL_IF(PacketAlertCheck(p, 2));
    FAIL_IF(!PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOCLIENT,
                            server_change_cipher_spec_buf,
                            server_change_cipher_spec_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    p->alerts.cnt = 0;
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(PacketAlertCheck(p, 1));
    FAIL_IF(PacketAlertCheck(p, 2));
    FAIL_IF(PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));

    FLOWLOCK_WRLOCK(&f);
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_TLS, STREAM_TOSERVER,
                            toserver_app_data_buf, toserver_app_data_buf_len);
    FAIL_IF(r != 0);
    FLOWLOCK_UNLOCK(&f);

    /* do detect */
    p->alerts.cnt = 0;
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);

    FAIL_IF(PacketAlertCheck(p, 1));
    FAIL_IF(PacketAlertCheck(p, 2));
    FAIL_IF(PacketAlertCheck(p, 3));
    FAIL_IF(PacketAlertCheck(p, 4));

    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);
    PASS;
}
开发者ID:P1sec，项目名称:suricata，代码行数:101，代码来源:detect-ssl-state.c


示例5: DetectTlsVersionTestDetect03


//.........这里部分代码省略.........

    StreamMsg *stream_msg = StreamMsgGetFromPool();
    if (stream_msg == NULL) {
        printf("no stream_msg: ");
        goto end;
    }

    memcpy(stream_msg->data, tlsbuf4, tlslen4);
    stream_msg->data_len = tlslen4;

    ssn.toserver_smsg_head = stream_msg;
    ssn.toserver_smsg_tail = stream_msg;

    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:\"TLS\"; tls.version:1.0; content:\"|01 00 00 AD|\"; 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;
    }

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

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

    result = 1;
end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    if (de_ctx != NULL) {
        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:HedgeMage，项目名称:suricata，代码行数:101，代码来源:detect-tls-version.c


示例6: DetectHttpMethodSigTest04

/** \test Check a signature with an request method and negation of the same */
static int DetectHttpMethodSigTest04(void)
{
    int result = 0;
    Flow f;
    uint8_t httpbuf1[] = "GET / HTTP/1.0\r\n"
                         "Host: foo.bar.tld\r\n"
                         "\r\n";
    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);

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

    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);
//.........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-http-method.c


示例7: DetectEngineSMTPFiledataTest03

static int DetectEngineSMTPFiledataTest03(void)
{
    uint8_t mimemsg1[] = {0x65, 0x76,};
    uint8_t mimemsg2[] = {0x69, 0x6C,};
    uint32_t mimemsg1_len = sizeof(mimemsg1) - 1;
    uint32_t mimemsg2_len = sizeof(mimemsg2) - 1;
    TcpSession ssn;
    Packet *p;
    ThreadVars th_v;
    DetectEngineCtx *de_ctx = NULL;
    DetectEngineThreadCtx *det_ctx = NULL;
    SMTPState *smtp_state = NULL;
    Flow f;
    int result = 1;

    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 *)mimemsg1, sizeof(mimemsg1), state) != 0)
        goto end;

    if (SMTPProcessDataChunk((uint8_t *)mimemsg2, sizeof(mimemsg2), 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;
    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:\"evil\"; sid:1;)");
    if (de_ctx->sig_list == NULL) {
        goto end;
    }

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

    FLOWLOCK_WRLOCK(&f);
    int r = 0;
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SMTP,
                            STREAM_TOSERVER, mimemsg1, mimemsg1_len);
    if (r != 0) {
        printf("AppLayerParse for smtp failed. Returned %d", r);
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }
    r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SMTP,
                            STREAM_TOSERVER, mimemsg2, mimemsg2_len);
    if (r != 0) {
        printf("AppLayerParse for smtp failed. Returned %d", r);
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }
    FLOWLOCK_UNLOCK(&f);

    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 matched but shouldn't have\n");
        goto end;
    }

    result = 0;

end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
//.........这里部分代码省略.........
开发者ID:norg，项目名称:suricata，代码行数:101，代码来源:detect-engine-filedata-smtp.c


示例8: DetectHttpCookieSigTest08


//.........这里部分代码省略.........
    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));

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

    p1 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
    p1->flow = &f;
    p1->flowflags |= FLOW_PKT_TOSERVER;
    p1->flowflags |= FLOW_PKT_ESTABLISHED;
    p1->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;

    p2 = UTHBuildPacket(NULL, 0, IPPROTO_TCP);
    p2->flow = &f;
    p2->flowflags |= FLOW_PKT_TOCLIENT;
    p2->flowflags |= FLOW_PKT_ESTABLISHED;
    p2->flags |= PKT_HAS_FLOW | PKT_STREAM_EST;

    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 http any any -> any any "
                                   "(flow:to_client; content:\"response_user_agent\"; "
                                   "http_cookie; sid:1;)");
    if (s == NULL) {
        goto end;
    }

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

    /* request */
    SCMutexLock(&f.m);
    int r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOSERVER,
                                httpbuf_request, httpbuf_request_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: ");
        goto end;
    }

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p1);
    if (PacketAlertCheck(p1, 1)) {
        goto end;
    }

    /* response */
    SCMutexLock(&f.m);
    r = AppLayerParserParse(alp_tctx, &f, ALPROTO_HTTP, STREAM_TOCLIENT,
                            httpbuf_response, httpbuf_response_len);
    if (r != 0) {
        printf("toserver chunk 1 returned %" PRId32 ", expected 0: ", r);
        result = 0;
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p2);
    if (!PacketAlertCheck(p2, 1)) {
        goto end;
    }

    result = 1;

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

    StreamTcpFreeConfig(TRUE);
    UTHFreePackets(&p1, 1);
    UTHFreePackets(&p2, 1);
    return result;
}
开发者ID:AmesianX，项目名称:suricata，代码行数:101，代码来源:detect-http-cookie.c


示例9: SMB2ParserTest01

static int SMB2ParserTest01(void)
{
    int result = 1;
    Flow f;
    uint8_t smb2buf[] =
        "\x00\x00\x00\x66" // NBSS
        "\xfe\x53\x4d\x42\x40\x00\x00\x00\x00\x00\x00\x00\x00\x00" // SMB2
        "\x3f\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x24\x00\x01\x00x00\x00\x00\x00\x00\x00\x0\x00\x00\x00\x00\x00\x00\x00\x00"
        "\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x02";

    uint32_t smb2len = sizeof(smb2buf) - 1;
    TcpSession ssn;
    AppLayerParserThreadCtx *alp_tctx = AppLayerParserThreadCtxAlloc();

    memset(&f, 0, sizeof(f));
    memset(&ssn, 0, sizeof(ssn));
    f.protoctx = (void *)&ssn;

    StreamTcpInitConfig(TRUE);

    FLOWLOCK_WRLOCK(&f);
    int r = AppLayerParserParse(NULL, alp_tctx, &f, ALPROTO_SMB2,
                                STREAM_TOSERVER | STREAM_EOF, smb2buf,
                                smb2len);
    if (r != 0) {
        printf("smb2 header check returned %" PRId32 ", expected 0: ", r);
        result = 0;
        FLOWLOCK_UNLOCK(&f);
        goto end;
    }
    FLOWLOCK_UNLOCK(&f);

    SMB2State *smb2_state = f.alstate;
    if (smb2_state == NULL) {
        printf("no smb2 state: ");
        result = 0;
        goto end;
    }

    if (smb2_state->nbss.type != NBSS_SESSION_MESSAGE) {
        printf("expected nbss type 0x%02x , got 0x%02x : ", NBSS_SESSION_MESSAGE, smb2_state->nbss.type);
        result = 0;
        goto end;
    }

    if (smb2_state->nbss.length != 102) {
        printf("expected nbss length 0x%02x , got 0x%02x : ", 102, smb2_state->nbss.length);
        result = 0;
        goto end;
    }

    if (smb2_state->smb2.Command != SMB2_NEGOTIATE) {
        printf("expected SMB2 command 0x%04x , got 0x%04x : ", SMB2_NEGOTIATE, smb2_state->smb2.Command);
        result = 0;
        goto end;
    }

end:
    if (alp_tctx != NULL)
        AppLayerParserThreadCtxFree(alp_tctx);
    StreamTcpFreeConfig(TRUE);
    return result;
}
开发者ID:micsoftvn，项目名称:suricata，代码行数:66，代码来源:app-layer-smb2.c


示例10: DetectHttpResponseLineTest02

/**
 *\test Test that the http_response_line content matches against a http request
 *      which holds the content.
 */
static int DetectHttpResponseLineTest02(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: This is dummy message body\r\n"
        "Content-Type: text/html\r\n"
        "\r\n";
    uint32_t http_len = sizeof(http_buf) - 1;
    uint8_t http_buf2[] =
        "HTTP/1.0 200 OK\r\n"
        "Content-Type: text/html\r\n"
        "Content-Length: 7\r\n"
        "\r\n"
        "message";
    uint32_t http_len2 = sizeof(http_buf2) - 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|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,"alert http any any -> any any "
                               "(http_response_line; content:\"HTTP/1.0 200 OK\"; "
                               "sid:1;)");
    FAIL_IF_NULL(de_ctx->sig_list);

    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);

    r = AppLayerParserParse(&th_v, alp_tctx, &f, ALPROTO_HTTP, STREAM_TOCLIENT, http_buf2, http_len2);
    FAIL_IF(r != 0);

    /* do detect */
    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
    FAIL_IF(PacketAlertCheck(p, 1));

    p->flowflags = (FLOW_PKT_TOCLIENT|FLOW_PKT_ESTABLISHED);

    SigMatchSignatures(&th_v, de_ctx, det_ctx, p);
    FAIL_IF(!(PacketAlertCheck(p, 1)));

    AppLayerParserThreadCtxFree(alp_tctx);
    DetectEngineCtxFree(de_ctx);

    StreamTcpFreeConfig(TRUE);
    FLOW_DESTROY(&f);
    UTHFreePackets(&p, 1);
    PASS;
}
开发者ID:thus，项目名称:suricata，代码行数:89，代码来源:detect-http-response-line.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: DetectSslVersionTestDetect01


//.........这里部分代码省略.........

    FLOW_INITIALIZE(&f);
    f.protoctx = (void *)&ssn;
    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\"; ssl_version:tls1.0; 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, sslbuf1, ssllen1);
    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, sslbuf2, ssllen2);
    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, sslbuf3, ssllen3);
    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, sslbuf4, ssllen4);
    if (r != 0) {
        printf("toserver chunk 4 returned %" PRId32 ", expected 0: ", r);
        SCMutexUnlock(&f.m);
        goto end;
    }
    SCMutexUnlock(&f.m);

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

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

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

    SCLogDebug("app_state is at %p, app_state->server_connp.version 0x%02X app_state->client_connp.version 0x%02X",
        app_state, app_state->server_connp.version, app_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:HedgeMage，项目名称:suricata，代码行数:101，代码来源:detect-ssl-version.c


示例15: 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

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C++ AppLayerParserThreadCtxAlloc函数代码示例发布时间：2022-05-30
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