/*************************************************************************
NAME
handleAttPrepareWriteCfmPrepare
DESCRIPTION
This function handles Bluestack response for ATT_PREPARE_WRITE_REQ
during Prepare Write.
RETURNS
*/
static void handleAttPrepareWriteCfmPrepare(cid_map_t *conn,
ATT_PREPARE_WRITE_CFM_T *m)
{
gatt_write_reliable_t *data = &conn->data.req.write_reliable;
STASH(conn, stash, RELIABLE_WRITE_PREPARE);
/* convert the data pointer */
m->value = VmGetPointerFromHandle(m->value);
if (m->result == ATT_RESULT_SUCCESS &&
/* check that the value matches */
(m->offset != data->offs ||
m->size_value != data->size_value ||
memcmp8(m->value, data->value, m->size_value)))
{
stash->status = gatt_status_value_mismatch;
}
else
{
stash->status = gatt_message_status(m->result);
}
/* send the response */
gatt_message_send(conn, GATT_RELIABLE_WRITE_PREPARE_CFM);
gattSetConnState(conn, NULL, gatt_ms_none);
/* free the stored data */
free(data->value);
/* free the data pointer */
free(m->value);
}
static void assert_memcmp (uword iter)
{
u8 * s, * d;
void * s_orig, * d_orig;
uword i;
uword size, change;
word res1, res2;
for (i = 0; i < iter; i++)
{
size = bounded_random_u32 (&g_seed, 1, g_bytes);
d = alloc_aligned (size, g_align, &d_orig);
s = alloc_aligned (size, g_align, &s_orig);
memset (d, 0xba, size);
memset (s, 0xba, size);
if (size && i % 2 == 0)
{
change = bounded_random_u32 (&g_seed, 0, size - 1);
d[change] = 0;
}
res1 = memcmp8 (d, s, size);
res2 = kmemcmp (d, s, size);
if (res1 < 0)
ASSERT (res2 < 0);
else if (res1 > 0)
ASSERT (res2 > 0);
else
ASSERT (res2 == 0);
clib_mem_free_safe (d_orig);
clib_mem_free_safe (s_orig);
}
fformat (stdout, "memcmp() validation successful!\n");
}
