grub/grub-core/tests/fake_input.c

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/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2013 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#include <grub/term.h>
#include <grub/mm.h>
#include <grub/dl.h>
#include <grub/test.h>
GRUB_MOD_LICENSE ("GPLv3+");
static int *seq;
static int seqptr, nseq;
static struct grub_term_input *saved;
static int
fake_getkey (struct grub_term_input *term __attribute__ ((unused)))
{
if (seq && seqptr < nseq)
return seq[seqptr++];
return -1;
}
static struct grub_term_input fake_input_term =
{
.name = "fake",
.getkey = fake_getkey
};
void
grub_terminal_input_fake_sequence (int *seq_in, int nseq_in)
{
if (!saved)
saved = grub_term_inputs;
if (seq)
grub_free (seq);
seq = grub_malloc (nseq_in * sizeof (seq[0]));
if (seq)
{
grub_term_inputs = &fake_input_term;
grub_memcpy (seq, seq_in, nseq_in * sizeof (seq[0]));
}
nseq = nseq_in;
}
void
grub_terminal_input_fake_sequence_end (void)
{
grub_term_inputs = saved;
grub_free (seq);
seq = 0;
nseq = 0;
}