void
ioctl_tree_write(FILE * f, const ioctl_tree * tree)
{
int i;
if (tree == NULL)
return;
/* write indent */
for (i = 0; i < tree->depth; ++i)
fputc(' ', f);
if (tree->id != tree->type->id) {
long offset;
offset = _IOC_NR(tree->id) - _IOC_NR(tree->type->id);
assert(offset >= 0);
assert(offset <= tree->type->nr_range);
fprintf(f, "%s(%li) %i ", tree->type->name, offset, tree->ret);
} else {
fprintf(f, "%s %i ", tree->type->name, tree->ret);
}
tree->type->write(tree, f);
assert(fputc('\n', f) == '\n');
ioctl_tree_write(f, tree->child);
ioctl_tree_write(f, tree->next);
}
static void
ioctl_record_close(int fd)
{
if (fd < 0 || fd != ioctl_record_fd)
return;
DBG("ioctl_record_close: stopping ioctl recording on fd %i\n", fd);
ioctl_record_fd = -1;
/* recorded anything? */
if (ioctl_record != NULL) {
rewind(ioctl_record_log);
assert(ftruncate(fileno(ioctl_record_log), 0) == 0);
ioctl_tree_write(ioctl_record_log, ioctl_record);
fflush(ioctl_record_log);
}
}
static void
ioctl_record_close(int fd)
{
if (fd < 0 || fd != ioctl_record_fd)
return;
DBG(DBG_IOCTL, "ioctl_record_close: stopping ioctl recording on fd %i\n", fd);
ioctl_record_fd = -1;
/* recorded anything? */
if (ioctl_record != NULL) {
rewind(ioctl_record_log);
assert(ftruncate(fileno(ioctl_record_log), 0) == 0);
fprintf(ioctl_record_log, "@DEV %s\n", getenv("UMOCKDEV_IOCTL_RECORD_DEVICE_PATH"));
ioctl_tree_write(ioctl_record_log, ioctl_record);
fflush(ioctl_record_log);
}
}