C++ (Cpp) qemu_add_wait_object示例

示例#1

文件： tap-win32.c 项目： SamB/QEMU

static int tap_win32_init(VLANState *vlan, const char *model,
                          const char *name, const char *ifname)
{
    VLANClientState *nc;
    TAPState *s;
    tap_win32_overlapped_t *handle;

    if (tap_win32_open(&handle, ifname) < 0) {
        printf("tap: Could not open '%s'\n", ifname);
        return -1;
    }

    nc = qemu_new_net_client(&net_tap_win32_info, vlan, NULL, model, name);

    s = DO_UPCAST(TAPState, nc, nc);

    snprintf(s->nc.info_str, sizeof(s->nc.info_str),
             "tap: ifname=%s", ifname);

    s->handle = handle;

    qemu_add_wait_object(s->handle->tap_semaphore, tap_win32_send, s);

    return 0;
}

示例#2

文件： winwaveaudio.c 项目： 0bliv10n/s2e

static int winwave_ctl_in (HWVoiceIn *hw, int cmd, ...)
{
    MMRESULT mr;
    WaveVoiceIn *wave = (WaveVoiceIn *) hw;

    switch (cmd) {
    case VOICE_ENABLE:
        {
            va_list ap;
            int poll_mode;

            va_start (ap, cmd);
            poll_mode = va_arg (ap, int);
            va_end (ap);

            if (poll_mode && !wave->event) {
                wave->event = CreateEvent (NULL, TRUE, TRUE, NULL);
                if (!wave->event) {
                    dolog ("ADC CreateEvent: %lx, poll mode will be disabled\n",
                           GetLastError ());
                }
            }

            if (wave->event) {
                int ret;

                ret = qemu_add_wait_object (wave->event, winwave_poll, wave);
                hw->poll_mode = (ret == 0);
            }
            else {
                hw->poll_mode = 0;
            }
            if (wave->paused) {
                mr = waveInStart (wave->hwi);
                if (mr != MMSYSERR_NOERROR) {
                    winwave_logerr (mr, "waveInStart");
                }
                wave->paused = 0;
            }
        }
        return 0;

    case VOICE_DISABLE:
        if (!wave->paused) {
            mr = waveInStop (wave->hwi);
            if (mr != MMSYSERR_NOERROR) {
                winwave_logerr (mr, "waveInStop");
            }
            else {
                wave->paused = 1;
            }
        }
        if (wave->event) {
            qemu_del_wait_object (wave->event, winwave_poll, wave);
        }
        return 0;
    }
    return 0;
}

示例#3

文件： cpus.c 项目： ACSOP/android_external_qemu

static int qemu_event_init(void)
{
    qemu_event_handle = CreateEvent(NULL, FALSE, FALSE, NULL);
    if (!qemu_event_handle) {
        perror("Failed CreateEvent");
        return -1;
    }
    qemu_add_wait_object(qemu_event_handle, dummy_event_handler, NULL);
    return 0;
}

示例#4

文件： cpus.c 项目： yujinyu/QEMU_PACER

static int qemu_event_init(void)
{
    qemu_event_handle = CreateEvent(NULL, FALSE, FALSE, NULL);
    if (!qemu_event_handle) {
        fprintf(stderr, "Failed CreateEvent: %ld\n", GetLastError());
        return -1;
    }
    qemu_add_wait_object(qemu_event_handle, dummy_event_handler, NULL);
    return 0;
}

示例#5

文件： event_notifier-win32.c 项目： fanwenyi0529/qemu-fvm

int event_notifier_set_handler(EventNotifier *e,
                               EventNotifierHandler *handler)
{
    if (handler) {
        return qemu_add_wait_object(e->event, (IOHandler *)handler, e);
    } else {
        qemu_del_wait_object(e->event, (IOHandler *)handler, e);
        return 0;
    }
}

示例#6

文件： tap-win32.c 项目： AmesianX/winkvm

int tap_win32_init(VLANState *vlan, const char *ifname)
{
    TAPState *s;

    s = qemu_mallocz(sizeof(TAPState));
    if (!s)
        return -1;
    if (tap_win32_open(&s->handle, ifname) < 0) {
        printf("tap: Could not open '%s'\n", ifname);
        return -1;
    }

    s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);

    snprintf(s->vc->info_str, sizeof(s->vc->info_str),
             "tap: ifname=%s", ifname);

    qemu_add_wait_object(s->handle->tap_semaphore, tap_win32_send, s);
    return 0;
}