Esempi in C++ (Cpp) per CharBackend::chr_can_read

Esempio n. 1

File: char.c Progetto: mdroth/qemu

int qemu_chr_be_can_write(Chardev *s)
{
    CharBackend *be = s->be;

    if (!be || !be->chr_can_read) {
        return 0;
    }

    return be->chr_can_read(be->opaque);
}

Esempio n. 2

File: char-mux.c Progetto: CRYP706URU/pyrebox

static void mux_chr_accept_input(Chardev *chr)
{
    MuxChardev *d = MUX_CHARDEV(chr);
    int m = d->focus;
    CharBackend *be = d->backends[m];

    while (be && d->prod[m] != d->cons[m] &&
           be->chr_can_read && be->chr_can_read(be->opaque)) {
        be->chr_read(be->opaque,
                     &d->buffer[m][d->cons[m]++ & MUX_BUFFER_MASK], 1);
    }
}

Esempio n. 3

File: char-mux.c Progetto: CRYP706URU/pyrebox

static int mux_chr_can_read(void *opaque)
{
    MuxChardev *d = MUX_CHARDEV(opaque);
    int m = d->focus;
    CharBackend *be = d->backends[m];

    if ((d->prod[m] - d->cons[m]) < MUX_BUFFER_SIZE) {
        return 1;
    }

    if (be && be->chr_can_read) {
        return be->chr_can_read(be->opaque);
    }

    return 0;
}

Esempio n. 4

File: char-mux.c Progetto: CRYP706URU/pyrebox

static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
{
    Chardev *chr = CHARDEV(opaque);
    MuxChardev *d = MUX_CHARDEV(opaque);
    int m = d->focus;
    CharBackend *be = d->backends[m];
    int i;

    mux_chr_accept_input(opaque);

    for (i = 0; i < size; i++)
        if (mux_proc_byte(chr, d, buf[i])) {
            if (d->prod[m] == d->cons[m] &&
                be && be->chr_can_read &&
                be->chr_can_read(be->opaque)) {
                be->chr_read(be->opaque, &buf[i], 1);
            } else {
                d->buffer[m][d->prod[m]++ & MUX_BUFFER_MASK] = buf[i];
            }
        }
}