static void parse_type_size(Visitor *v, const char *name, uint64_t *obj,
Error **errp)
{
StringInputVisitor *siv = to_siv(v);
Error *err = NULL;
uint64_t val;
parse_option_size(name, siv->string, &val, &err);
if (err) {
error_propagate(errp, err);
return;
}
*obj = val;
}
static void parse_type_size(Visitor *v, const char *name, uint64_t *obj,
Error **errp)
{
StringInputVisitor *siv = to_siv(v);
Error *err = NULL;
uint64_t val;
if (siv->string) {
parse_option_size(name, siv->string, &val, &err);
} else {
error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
"size");
return;
}
if (err) {
error_propagate(errp, err);
return;
}
*obj = val;
}
static int vdi_create(int argc, char **argv)
{
char *vdiname = argv[optind++];
uint64_t size;
uint32_t vid;
uint64_t oid;
int idx, max_idx, ret;
struct sheepdog_inode *inode = NULL;
char *buf = NULL;
if (!argv[optind]) {
fprintf(stderr, "please specify the size of vdi\n");
return EXIT_USAGE;
}
ret = parse_option_size(argv[optind], &size);
if (ret < 0)
return EXIT_USAGE;
if (size > SD_MAX_VDI_SIZE) {
fprintf(stderr, "too big image size, %s\n", argv[optind]);
return EXIT_USAGE;
}
ret = do_vdi_create(vdiname, size, 0, &vid, 0);
if (ret != EXIT_SUCCESS || !vdi_cmd_data.prealloc)
goto out;
inode = malloc(sizeof(*inode));
buf = zalloc(SD_DATA_OBJ_SIZE);
if (!inode || !buf) {
fprintf(stderr, "oom\n");
ret = EXIT_SYSFAIL;
goto out;
}
ret = sd_read_object(vid_to_vdi_oid(vid), inode, sizeof(*inode), 0);
if (ret != SD_RES_SUCCESS) {
fprintf(stderr, "failed to read a newly created vdi object\n");
ret = EXIT_FAILURE;
goto out;
}
max_idx = DIV_ROUND_UP(size, SD_DATA_OBJ_SIZE);
for (idx = 0; idx < max_idx; idx++) {
oid = vid_to_data_oid(vid, idx);
ret = sd_write_object(oid, 0, buf, SD_DATA_OBJ_SIZE, 0, 0,
inode->nr_copies, 1);
if (ret != SD_RES_SUCCESS) {
ret = EXIT_FAILURE;
goto out;
}
inode->data_vdi_id[idx] = vid;
ret = sd_write_object(vid_to_vdi_oid(vid), 0, &vid, sizeof(vid),
SD_INODE_HEADER_SIZE + sizeof(vid) * idx, 0,
inode->nr_copies, 0);
if (ret) {
ret = EXIT_FAILURE;
goto out;
}
}
ret = EXIT_SUCCESS;
out:
free(inode);
free(buf);
return ret;
}
