当前位置: 首页>>代码示例>>C++>>正文

C++ PacketGetFromAlloc函数代码示例

本文整理汇总了C++中PacketGetFromAlloc函数的典型用法代码示例。如果您正苦于以下问题：C++ PacketGetFromAlloc函数的具体用法？C++ PacketGetFromAlloc怎么用？C++ PacketGetFromAlloc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PacketGetFromAlloc函数的15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，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: DecodePPPOEtest05

/** DecodePPPOEtest05
 *  \brief Valid exaple PADO PPPOE packet taken from RFC2516, but too short for given length
 *  \retval 0 Expected test value
 */
static int DecodePPPOEtest05 (void)
{

    /* example PADI packet taken from RFC2516 */
    uint8_t raw_pppoe[] = {
        0x11, 0x07, 0x00, 0x00, 0x00, 0x20, 0x01, 0x01,
        0x00, 0x00, 0x01, 0x02, 0x00, 0x18, 0x47, 0x6f,
        0x20, 0x52, 0x65, 0x64, 0x42, 0x61, 0x63, 0x6b,
        0x20, 0x2d, 0x20, 0x65, 0x73, 0x68, 0x73, 0x68
    };

    Packet *p = PacketGetFromAlloc();
    if (unlikely(p == NULL))
        return 0;
    ThreadVars tv;
    DecodeThreadVars dtv;

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    DecodePPPOEDiscovery(&tv, &dtv, p, raw_pppoe, sizeof(raw_pppoe), NULL);

    if(ENGINE_ISSET_EVENT(p,PPPOE_MALFORMED_TAGS))  {
        SCFree(p);
        return 1;
    }

    SCFree(p);
    return 0;
}
开发者ID:BreakingTheory，项目名称:suricata，代码行数:34，代码来源:decode-pppoe.c

示例2: DecodePPPtest02

/*  DecodePPPtest02
 *  Decode malformed ppp layer packet
 *  Expected test value: 1
 */
static int DecodePPPtest02 (void)
{
    uint8_t raw_ppp[] = { 0xff, 0x03, 0x00, 0xff, 0x45, 0xc0, 0x00, 0x2c, 0x4d,
                           0xed, 0x00, 0x00, 0xff, 0x06, 0xd5, 0x17, 0xbf, 0x01,
                           0x0d, 0x01, 0xbf, 0x01, 0x0d, 0x03, 0xea, 0x37, 0x00,
                           0x17, 0x6d, 0x0b, 0xba, 0xc3, 0x00, 0x00, 0x00, 0x00,
                           0x60, 0x02, 0x10, 0x20, 0xdd, 0xe1, 0x00, 0x00 };
    Packet *p = PacketGetFromAlloc();
    if (unlikely(p == NULL))
        return 0;
    ThreadVars tv;
    DecodeThreadVars dtv;

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    DecodePPP(&tv, &dtv, p, raw_ppp, sizeof(raw_ppp), NULL);

    /* Function must returns here */

    if(ENGINE_ISSET_EVENT(p,PPP_WRONG_TYPE))  {
        SCFree(p);
        return 1;
    }

    SCFree(p);
    return 0;
}
开发者ID:HedgeMage，项目名称:suricata，代码行数:32，代码来源:decode-ppp.c

示例3: DecodeIPV6HopTest01

/**
 * \test HOP header decode
 */
static int DecodeIPV6HopTest01 (void)
{
    uint8_t raw_pkt1[] = {
        0x60,0x00,0x00,0x00,0x00,0x20,0x00,0x01,0xfe,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
        0x02,0x0f,0xfe,0xff,0xfe,0x98,0x3d,0x01,0xff,0x02,0x00,0x00,0x00,0x00,0x00,0x00,
        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x3a,0x00,0xff, /* 0xff is a nonsene opt */
        0x02,0x00,0x00,0x00,0x00,
        0x82,0x00,0x1c,0x6f,0x27,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
    };
    Packet *p1 = PacketGetFromAlloc();
    FAIL_IF(unlikely(p1 == NULL));
    ThreadVars tv;
    DecodeThreadVars dtv;
    PacketQueue pq;

    FlowInitConfig(FLOW_QUIET);

    memset(&pq, 0, sizeof(PacketQueue));
    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    PacketCopyData(p1, raw_pkt1, sizeof(raw_pkt1));

    DecodeIPV6(&tv, &dtv, p1, GET_PKT_DATA(p1), GET_PKT_LEN(p1), &pq);

    FAIL_IF (!(ENGINE_ISSET_EVENT(p1, IPV6_HOPOPTS_UNKNOWN_OPT)));

    PACKET_RECYCLE(p1);
    SCFree(p1);
    FlowShutdown();
    PASS;
}
开发者ID:micsoftvn，项目名称:suricata，代码行数:36，代码来源:decode-ipv6.c

示例4: DecodeVLANtest02

/**
 * \test DecodeVLANTest02 test if vlan header has unknown type.
 *
 *  \retval 1 on success
 *  \retval 0 on failure
 */
static int DecodeVLANtest02 (void)   {
    uint8_t raw_vlan[] = {
        0x00, 0x20, 0x01, 0x00, 0x45, 0x00, 0x00, 0x34,
        0x3b, 0x36, 0x40, 0x00, 0x40, 0x06, 0xb7, 0xc9,
        0x83, 0x97, 0x20, 0x81, 0x83, 0x97, 0x20, 0x15,
        0x04, 0x8a, 0x17, 0x70, 0x4e, 0x14, 0xdf, 0x55,
        0x4d, 0x3d, 0x5a, 0x61, 0x80, 0x10, 0x6b, 0x50,
        0x3c, 0x4c, 0x00, 0x00, 0x01, 0x01, 0x08, 0x0a,
        0x00, 0x04, 0xf0, 0xc8, 0x01, 0x99, 0xa3, 0xf3
    };
    Packet *p = PacketGetFromAlloc();
    if (unlikely(p == NULL))
        return 0;
    ThreadVars tv;
    DecodeThreadVars dtv;

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    DecodeVLAN(&tv, &dtv, p, raw_vlan, sizeof(raw_vlan), NULL);


    if(ENGINE_ISSET_EVENT(p,VLAN_UNKNOWN_TYPE))  {
        SCFree(p);
        return 1;
    }

    SCFree(p);
    return 0;
}
开发者ID:jack-flemming，项目名称:suricata，代码行数:36，代码来源:decode-vlan.c

示例5: DecodePPPOEtest04

/** DecodePPPOEtest04
 *  \brief Valid example PPPOE packet taken from RFC2516 - but with wrong PPPOE code
 *  \retval 1 Expected test value
 */
static int DecodePPPOEtest04 (void)
{

    /* example PADI packet taken from RFC2516, but with wrong code */
    uint8_t raw_pppoe[] = {
        0x11, 0xbb, 0x00, 0x00, 0x00, 0x04, 0x01, 0x01,
        0x00, 0x00
    };

    Packet *p = PacketGetFromAlloc();
    if (unlikely(p == NULL))
        return 0;
    ThreadVars tv;
    DecodeThreadVars dtv;

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    DecodePPPOEDiscovery(&tv, &dtv, p, raw_pppoe, sizeof(raw_pppoe), NULL);

    if(ENGINE_ISSET_EVENT(p,PPPOE_WRONG_CODE))  {
        SCFree(p);
        return 1;
    }

    SCFree(p);
    return 0;
}
开发者ID:BreakingTheory，项目名称:suricata，代码行数:32，代码来源:decode-pppoe.c

示例6: PacketGetFromAlloc

static inline Packet *FlowForceReassemblyPseudoPacketGet(int direction,
                                                         Flow *f,
                                                         TcpSession *ssn,
                                                         int dummy)
{
    Packet *p;

    p = PacketGetFromAlloc();
    if (p == NULL)
        return NULL;

    return FlowForceReassemblyPseudoPacketSetup(p, direction, f, ssn, dummy);
}
开发者ID:codercold，项目名称:suricata，代码行数:13，代码来源:flow-timeout.c

示例7: PacketGetFromAlloc

/**
 * \brief UTHBuildPacketFromEth is a wrapper that build a packet for the rawbytes
 *
 * \param raw_eth pointer to the rawbytes containing an ethernet packet
 *                    (and any other headers inside)
 * \param pktsize pointer to the length of the payload
 *
 * \retval Packet pointer to the built in packet; NULL if something fail
 */
Packet *UTHBuildPacketFromEth(uint8_t *raw_eth, uint16_t pktsize)
{
    DecodeThreadVars dtv;
    ThreadVars th_v;
    Packet *p = PacketGetFromAlloc();
    if (unlikely(p == NULL))
        return NULL;
    memset(&dtv, 0, sizeof(DecodeThreadVars));
    memset(&th_v, 0, sizeof(th_v));

    DecodeEthernet(&th_v, &dtv, p, raw_eth, pktsize, NULL);
    return p;
}
开发者ID:EmergingThreats，项目名称:suricata，代码行数:22，代码来源:util-unittest-helper.c

示例8: DetectStreamSizeParseTest04

static int DetectStreamSizeParseTest04 (void) {

    int result = 0;
    DetectStreamSizeData *sd = NULL;
    TcpSession ssn;
    ThreadVars tv;
    DetectEngineThreadCtx dtx;
    Packet *p = PacketGetFromAlloc();
    if (unlikely(p == NULL))
        return 0;
    Signature s;
    SigMatch sm;
    TcpStream client;
    Flow f;
    IPV4Hdr ip4h;

    memset(&ssn, 0, sizeof(TcpSession));
    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtx, 0, sizeof(DetectEngineThreadCtx));
    memset(&s, 0, sizeof(Signature));
    memset(&sm, 0, sizeof(SigMatch));
    memset(&client, 0, sizeof(TcpStream));
    memset(&f, 0, sizeof(Flow));
    memset(&ip4h, 0, sizeof(IPV4Hdr));

    sd = DetectStreamSizeParse(" client , > , 8 ");
    if (sd != NULL) {
        if (!(sd->flags & STREAM_SIZE_CLIENT) && sd->mode != DETECTSSIZE_GT && sd->ssize != 8) {
        SCFree(p);
        return 0;
        }
    } else
        {
        SCFree(p);
        return 0;
        }

    client.next_seq = 20;
    client.isn = 12;
    ssn.client = client;
    f.protoctx = &ssn;
    p->flow = &f;
    p->ip4h = &ip4h;
    sm.ctx = sd;

    if (!DetectStreamSizeMatch(&tv, &dtx, p, &s, &sm))
        result = 1;

    SCFree(p);
    return result;
}
开发者ID:Hyperwise，项目名称:suricata，代码行数:51，代码来源:detect-stream_size.c

示例9: DecodePPPtest03

/** DecodePPPtest03
 *  \brief Decode good PPP packet, additionally the IPv4 packet inside is
 *         4 bytes short.
 *  \retval 0 Test failed
 *  \retval 1 Test succeeded
 */
static int DecodePPPtest03 (void)
{
    uint8_t raw_ppp[] = { 0xff, 0x03, 0x00, 0x21, 0x45, 0xc0, 0x00, 0x2c, 0x4d,
                           0xed, 0x00, 0x00, 0xff, 0x06, 0xd5, 0x17, 0xbf, 0x01,
                           0x0d, 0x01, 0xbf, 0x01, 0x0d, 0x03, 0xea, 0x37, 0x00,
                           0x17, 0x6d, 0x0b, 0xba, 0xc3, 0x00, 0x00, 0x00, 0x00,
                           0x60, 0x02, 0x10, 0x20, 0xdd, 0xe1, 0x00, 0x00 };
    Packet *p = PacketGetFromAlloc();
    if (unlikely(p == NULL))
        return 0;
    ThreadVars tv;
    DecodeThreadVars dtv;

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    FlowInitConfig(FLOW_QUIET);

    DecodePPP(&tv, &dtv, p, raw_ppp, sizeof(raw_ppp), NULL);

    FlowShutdown();

    if(p->ppph == NULL) {
        SCFree(p);
        return 0;
    }

    if(ENGINE_ISSET_EVENT(p,PPP_PKT_TOO_SMALL))  {
        SCFree(p);
        return 0;
    }

    if(ENGINE_ISSET_EVENT(p,PPPIPV4_PKT_TOO_SMALL))  {
        SCFree(p);
        return 0;
    }

    if(ENGINE_ISSET_EVENT(p,PPP_WRONG_TYPE))  {
        SCFree(p);
        return 0;
    }

    if (!(ENGINE_ISSET_EVENT(p,IPV4_TRUNC_PKT))) {
        SCFree(p);
        return 0;
    }
    /* Function must return here */

    SCFree(p);
    return 1;
}
开发者ID:HedgeMage，项目名称:suricata，代码行数:57，代码来源:decode-ppp.c

示例10: PacketPoolGetPacket

/**
 *  \brief Get a packet. We try to get a packet from the packetpool first, but
 *         if that is empty we alloc a packet that is free'd again after
 *         processing.
 *
 *  \retval p packet, NULL on error
 */
Packet *PacketGetFromQueueOrAlloc(void)
{
    /* try the pool first */
    Packet *p = PacketPoolGetPacket();

    if (p == NULL) {
        /* non fatal, we're just not processing a packet then */
        p = PacketGetFromAlloc();
    } else {
        PACKET_PROFILING_START(p);
    }

    return p;
}
开发者ID:atonkyra，项目名称:suricata，代码行数:21，代码来源:decode.c

示例11: DecodeIPV6RouteTest01

/**
 * \test routing header decode
 */
static int DecodeIPV6RouteTest01 (void)
{

    uint8_t raw_pkt1[] = {
        0x60, 0x00, 0x00, 0x00, 0x00, 0x1c, 0x2b, 0x40,
        0x20, 0x01, 0xaa, 0xaa, 0x00, 0x01, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
        0x20, 0x01, 0xaa, 0xaa, 0x00, 0x01, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
        0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,

        0xb2, 0xed, 0x00, 0x50, 0x1b, 0xc7, 0x6a, 0xdf,
        0x00, 0x00, 0x00, 0x00, 0x50, 0x02, 0x20, 0x00,
        0xfa, 0x87, 0x00, 0x00,
    };
    Packet *p1 = PacketGetFromAlloc();
    if (unlikely(p1 == NULL))
        return 0;
    ThreadVars tv;
    DecodeThreadVars dtv;
    int result = 0;
    PacketQueue pq;

    FlowInitConfig(FLOW_QUIET);

    memset(&pq, 0, sizeof(PacketQueue));
    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    PacketCopyData(p1, raw_pkt1, sizeof(raw_pkt1));

    DecodeIPV6(&tv, &dtv, p1, GET_PKT_DATA(p1), GET_PKT_LEN(p1), &pq);

    if (!(IPV6_EXTHDR_ISSET_RH(p1))) {
        printf("ipv6 routing header not detected: ");
        goto end;
    }

    if (p1->ip6eh.ip6_exthdrs[0].len != 8) {
        printf("ipv6 routing length incorrect: ");
        goto end;
    }

    result = 1;
end:
    PACKET_RECYCLE(p1);
    SCFree(p1);
    FlowShutdown();
    return result;
}
开发者ID:btbytes，项目名称:suricata，代码行数:53，代码来源:decode-ipv6.c

示例12: DecodeIPV6HopTest01

/**
 * \test HOP header decode
 */
static int DecodeIPV6HopTest01 (void)
{
    uint8_t raw_pkt1[] = {
        0x60,0x00,0x00,0x00,0x00,0x20,0x00,0x01,0xfe,0x80,0x00,0x00,0x00,0x00,0x00,0x00,
        0x02,0x0f,0xfe,0xff,0xfe,0x98,0x3d,0x01,0xff,0x02,0x00,0x00,0x00,0x00,0x00,0x00,
        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x3a,0x00,0x05,0x02,0x00,0x00,0x00,0x00,
        0x82,0x00,0x1c,0x6f,0x27,0x10,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
    };
    Packet *p1 = PacketGetFromAlloc();
    if (unlikely(p1 == NULL))
        return 0;
    ThreadVars tv;
    DecodeThreadVars dtv;
    int result = 0;
    PacketQueue pq;

    FlowInitConfig(FLOW_QUIET);

    memset(&pq, 0, sizeof(PacketQueue));
    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    PacketCopyData(p1, raw_pkt1, sizeof(raw_pkt1));

    DecodeIPV6(&tv, &dtv, p1, GET_PKT_DATA(p1), GET_PKT_LEN(p1), &pq);

    if (!(IPV6_EXTHDR_ISSET_HH(p1))) {
        printf("ipv6 routing header not detected: ");
        goto end;
    }

    if (p1->ip6eh.ip6_exthdrs[0].len != 8) {
        printf("ipv6 routing length incorrect: ");
        goto end;
    }

    if (ENGINE_ISSET_EVENT(p1, IPV6_HOPOPTS_UNKNOWN_OPT)) {
        printf("engine event IPV6_HOPOPTS_UNKNOWN_OPT set: ");
        goto end;
    }

    result = 1;
end:
    PACKET_RECYCLE(p1);
    SCFree(p1);
    FlowShutdown();
    return result;
}
开发者ID:btbytes，项目名称:suricata，代码行数:52，代码来源:decode-ipv6.c

示例13: PacketPoolInit

void PacketPoolInit(intmax_t max_pending_packets) {
    /* pre allocate packets */
    SCLogDebug("preallocating packets... packet size %" PRIuMAX "", (uintmax_t)SIZE_OF_PACKET);
    int i = 0;
    for (i = 0; i < max_pending_packets; i++) {
        Packet *p = PacketGetFromAlloc();
        if (unlikely(p == NULL)) {
            SCLogError(SC_ERR_FATAL, "Fatal error encountered while allocating a packet. Exiting...");
            exit(EXIT_FAILURE);
        }
        PacketPoolStorePacket(p);
    }
    SCLogInfo("preallocated %"PRIiMAX" packets. Total memory %"PRIuMAX"",
            max_pending_packets, (uintmax_t)(max_pending_packets*SIZE_OF_PACKET));
}
开发者ID:nydw，项目名称:suricata，代码行数:15，代码来源:tmqh-packetpool.c

示例14: DecodeVLANtest03

/**
 * \test DecodeVLANTest02 test a good vlan header.
 *
 *  \retval 1 on success
 *  \retval 0 on failure
 */
static int DecodeVLANtest03 (void)   {
    uint8_t raw_vlan[] = {
        0x00, 0x20, 0x08, 0x00, 0x45, 0x00, 0x00, 0x34,
        0x3b, 0x36, 0x40, 0x00, 0x40, 0x06, 0xb7, 0xc9,
        0x83, 0x97, 0x20, 0x81, 0x83, 0x97, 0x20, 0x15,
        0x04, 0x8a, 0x17, 0x70, 0x4e, 0x14, 0xdf, 0x55,
        0x4d, 0x3d, 0x5a, 0x61, 0x80, 0x10, 0x6b, 0x50,
        0x3c, 0x4c, 0x00, 0x00, 0x01, 0x01, 0x08, 0x0a,
        0x00, 0x04, 0xf0, 0xc8, 0x01, 0x99, 0xa3, 0xf3
    };
    Packet *p = PacketGetFromAlloc();
    if (unlikely(p == NULL))
        return 0;
    ThreadVars tv;
    DecodeThreadVars dtv;

    memset(&tv, 0, sizeof(ThreadVars));
    memset(&dtv, 0, sizeof(DecodeThreadVars));

    FlowInitConfig(FLOW_QUIET);

    DecodeVLAN(&tv, &dtv, p, raw_vlan, sizeof(raw_vlan), NULL);


    if(p->vlanh == NULL) {
        goto error;
    }

    if(ENGINE_ISSET_EVENT(p,VLAN_HEADER_TOO_SMALL))  {
        goto error;
    }

    if(ENGINE_ISSET_EVENT(p,VLAN_UNKNOWN_TYPE))  {
        goto error;
    }

    PACKET_RECYCLE(p);
    FlowShutdown();
    SCFree(p);
    return 1;

error:
    PACKET_RECYCLE(p);
    FlowShutdown();
    SCFree(p);
    return 0;
}
开发者ID:jack-flemming，项目名称:suricata，代码行数:53，代码来源:decode-vlan.c

示例15: DecoderParseDataFromFile

int DecoderParseDataFromFile(char *filename, DecoderFunc Decoder) {
    uint8_t buffer[65536];
    int result = 1;

#ifdef AFLFUZZ_PERSISTANT_MODE
    while (__AFL_LOOP(1000)) {
        /* reset state */
        memset(buffer, 0, sizeof(buffer));
#endif /* AFLFUZZ_PERSISTANT_MODE */

        FILE *fp = fopen(filename, "r");
        BUG_ON(fp == NULL);

        ThreadVars tv;
        memset(&tv, 0, sizeof(tv));
        DecodeThreadVars *dtv = DecodeThreadVarsAlloc(&tv);
        DecodeRegisterPerfCounters(dtv, &tv);
        StatsSetupPrivate(&tv);

        while (1) {
            int done = 0;
            size_t result = fread(&buffer, 1, sizeof(buffer), fp);
            if (result < sizeof(buffer))
                 done = 1;

            Packet *p = PacketGetFromAlloc();
            if (p != NULL) {
                (void) Decoder (&tv, dtv, p, buffer, result, NULL);
                PacketFree(p);
            }

            if (done)
                break;
        }
        DecodeThreadVarsFree(&tv, dtv);

        fclose(fp);

#ifdef AFLFUZZ_PERSISTANT_MODE
    }
#endif /* AFLFUZZ_PERSISTANT_MODE */

    result = 0;
    return result;

}
开发者ID:EmergingThreats，项目名称:suricata，代码行数:46，代码来源:decode.c


注：本文中的PacketGetFromAlloc函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。