Esempi in C++ (Cpp) per pt_pkt_free_decoder

Esempio n. 1

File: pt.c Progetto: anestisb/honggfuzz

void arch_ptAnalyze(honggfuzz_t * hfuzz, fuzzer_t * fuzzer)
{
    struct perf_event_mmap_page *pem = (struct perf_event_mmap_page *)fuzzer->linux.perfMmapBuf;

    struct pt_config ptc;
    pt_config_init(&ptc);
    ptc.begin = &fuzzer->linux.perfMmapAux[pem->aux_tail];
    ptc.end = &fuzzer->linux.perfMmapAux[pem->aux_head - 1];

    int errcode = pt_cpu_errata(&ptc.errata, &ptc.cpu);
    if (errcode < 0) {
        LOG_F("pt_errata() failed: %s", pt_errstr(errcode));
    }

    struct pt_packet_decoder *ptd = pt_pkt_alloc_decoder(&ptc);
    if (ptd == NULL) {
        LOG_F("pt_pkt_alloc_decoder() failed");
    }
    defer {
        pt_pkt_free_decoder(ptd);
    };

    errcode = pt_pkt_sync_forward(ptd);
    if (errcode < 0) {
        LOG_W("pt_pkt_sync_forward() failed: %s", pt_errstr(errcode));
        return;
    }

    struct pt_last_ip last_ip;
    pt_last_ip_init(&last_ip);
    for (;;) {
        struct pt_packet packet;
        errcode = pt_pkt_next(ptd, &packet, sizeof(packet));
        if (errcode == -pte_eos) {
            break;
        }
        if (errcode < 0) {
            LOG_W("pt_pkt_next() failed: %s", pt_errstr(errcode));
            break;
        }
        perf_ptAnalyzePkt(hfuzz, fuzzer, &packet, &ptc, &last_ip);
    }
}

Esempio n. 2

File: ptunit-packet_decoder.c Progetto: 01org/processor-trace

static struct ptunit_result free_decoder_null(void)
{
	pt_pkt_free_decoder(NULL);

	return ptu_passed();
}