Revision efa84d43
| b/qemu-img.c | ||
|---|---|---|
| 215 | 215 |
return bs; |
| 216 | 216 |
} |
| 217 | 217 |
|
| 218 |
static void add_old_style_options(const char *fmt, QEMUOptionParameter *list, |
|
| 219 |
int flags, const char *base_filename, const char *base_fmt) |
|
| 220 |
{
|
|
| 221 |
if (flags & BLOCK_FLAG_ENCRYPT) {
|
|
| 222 |
if (set_option_parameter(list, BLOCK_OPT_ENCRYPT, "on")) {
|
|
| 223 |
error("Encryption not supported for file format '%s'", fmt);
|
|
| 224 |
} |
|
| 225 |
} |
|
| 226 |
if (flags & BLOCK_FLAG_COMPAT6) {
|
|
| 227 |
if (set_option_parameter(list, BLOCK_OPT_COMPAT6, "on")) {
|
|
| 228 |
error("VMDK version 6 not supported for file format '%s'", fmt);
|
|
| 229 |
} |
|
| 230 |
} |
|
| 231 |
|
|
| 232 |
if (base_filename) {
|
|
| 233 |
if (set_option_parameter(list, BLOCK_OPT_BACKING_FILE, base_filename)) {
|
|
| 234 |
error("Backing file not supported for file format '%s'", fmt);
|
|
| 235 |
} |
|
| 236 |
} |
|
| 237 |
if (base_fmt) {
|
|
| 238 |
if (set_option_parameter(list, BLOCK_OPT_BACKING_FMT, base_fmt)) {
|
|
| 239 |
error("Backing file format not supported for file format '%s'", fmt);
|
|
| 240 |
} |
|
| 241 |
} |
|
| 242 |
} |
|
| 243 |
|
|
| 218 | 244 |
static int img_create(int argc, char **argv) |
| 219 | 245 |
{
|
| 220 | 246 |
int c, ret, flags; |
| ... | ... | |
| 279 | 305 |
} |
| 280 | 306 |
|
| 281 | 307 |
/* Add old-style options to parameters */ |
| 282 |
if (flags & BLOCK_FLAG_ENCRYPT) {
|
|
| 283 |
if (set_option_parameter(param, BLOCK_OPT_ENCRYPT, "on")) {
|
|
| 284 |
error("Encryption not supported for file format '%s'", fmt);
|
|
| 285 |
} |
|
| 286 |
} |
|
| 287 |
if (flags & BLOCK_FLAG_COMPAT6) {
|
|
| 288 |
if (set_option_parameter(param, BLOCK_OPT_COMPAT6, "on")) {
|
|
| 289 |
error("VMDK version 6 not supported for file format '%s'", fmt);
|
|
| 290 |
} |
|
| 291 |
} |
|
| 292 |
|
|
| 293 |
if (base_filename) {
|
|
| 294 |
if (set_option_parameter(param, BLOCK_OPT_BACKING_FILE, base_filename)) {
|
|
| 295 |
error("Backing file not supported for file format '%s'", fmt);
|
|
| 296 |
} |
|
| 297 |
} |
|
| 298 |
if (base_fmt) {
|
|
| 299 |
if (set_option_parameter(param, BLOCK_OPT_BACKING_FMT, base_fmt)) {
|
|
| 300 |
error("Backing file format not supported for file format '%s'", fmt);
|
|
| 301 |
} |
|
| 302 |
} |
|
| 308 |
add_old_style_options(fmt, param, flags, base_filename, base_fmt); |
|
| 303 | 309 |
|
| 304 | 310 |
// The size for the image must always be specified, with one exception: |
| 305 | 311 |
// If we are using a backing file, we can obtain the size from there |
| ... | ... | |
| 525 | 531 |
uint8_t buf[IO_BUF_SIZE]; |
| 526 | 532 |
const uint8_t *buf1; |
| 527 | 533 |
BlockDriverInfo bdi; |
| 534 |
QEMUOptionParameter *param = NULL; |
|
| 535 |
char *options = NULL; |
|
| 528 | 536 |
|
| 529 | 537 |
fmt = NULL; |
| 530 | 538 |
out_fmt = "raw"; |
| 531 | 539 |
out_baseimg = NULL; |
| 532 | 540 |
flags = 0; |
| 533 | 541 |
for(;;) {
|
| 534 |
c = getopt(argc, argv, "f:O:B:hce6"); |
|
| 542 |
c = getopt(argc, argv, "f:O:B:hce6o:");
|
|
| 535 | 543 |
if (c == -1) |
| 536 | 544 |
break; |
| 537 | 545 |
switch(c) {
|
| ... | ... | |
| 556 | 564 |
case '6': |
| 557 | 565 |
flags |= BLOCK_FLAG_COMPAT6; |
| 558 | 566 |
break; |
| 567 |
case 'o': |
|
| 568 |
options = optarg; |
|
| 569 |
break; |
|
| 559 | 570 |
} |
| 560 | 571 |
} |
| 561 | 572 |
|
| ... | ... | |
| 580 | 591 |
total_sectors += bs_sectors; |
| 581 | 592 |
} |
| 582 | 593 |
|
| 594 |
/* Find driver and parse its options */ |
|
| 583 | 595 |
drv = bdrv_find_format(out_fmt); |
| 584 | 596 |
if (!drv) |
| 585 | 597 |
error("Unknown file format '%s'", out_fmt);
|
| 586 |
if (flags & BLOCK_FLAG_COMPRESS && strcmp(drv->format_name, "qcow") && strcmp(drv->format_name, "qcow2")) |
|
| 587 |
error("Compression not supported for this file format");
|
|
| 588 |
if (flags & BLOCK_FLAG_ENCRYPT && strcmp(drv->format_name, "qcow") && strcmp(drv->format_name, "qcow2")) |
|
| 589 |
error("Encryption not supported for this file format");
|
|
| 590 |
if (flags & BLOCK_FLAG_COMPAT6 && strcmp(drv->format_name, "vmdk")) |
|
| 591 |
error("Alternative compatibility level not supported for this file format");
|
|
| 592 |
if (flags & BLOCK_FLAG_ENCRYPT && flags & BLOCK_FLAG_COMPRESS) |
|
| 593 |
error("Compression and encryption not supported at the same time");
|
|
| 594 |
|
|
| 595 |
ret = bdrv_create2(drv, out_filename, total_sectors, out_baseimg, NULL, flags); |
|
| 598 |
|
|
| 599 |
if (options) {
|
|
| 600 |
param = parse_option_parameters(options, drv->create_options, param); |
|
| 601 |
if (param == NULL) {
|
|
| 602 |
error("Invalid options for file format '%s'.", out_fmt);
|
|
| 603 |
} |
|
| 604 |
} else {
|
|
| 605 |
param = parse_option_parameters("", drv->create_options, param);
|
|
| 606 |
} |
|
| 607 |
|
|
| 608 |
set_option_parameter_int(param, BLOCK_OPT_SIZE, total_sectors * 512); |
|
| 609 |
add_old_style_options(out_fmt, param, flags, out_baseimg, NULL); |
|
| 610 |
|
|
| 611 |
/* Check if compression is supported */ |
|
| 612 |
if (flags & BLOCK_FLAG_COMPRESS) {
|
|
| 613 |
QEMUOptionParameter *encryption = |
|
| 614 |
get_option_parameter(param, BLOCK_OPT_ENCRYPT); |
|
| 615 |
|
|
| 616 |
if (!drv->bdrv_write_compressed) {
|
|
| 617 |
error("Compression not supported for this file format");
|
|
| 618 |
} |
|
| 619 |
|
|
| 620 |
if (encryption && encryption->value.n) {
|
|
| 621 |
error("Compression and encryption not supported at the same time");
|
|
| 622 |
} |
|
| 623 |
} |
|
| 624 |
|
|
| 625 |
/* Create the new image */ |
|
| 626 |
ret = bdrv_create(drv, out_filename, param); |
|
| 627 |
free_option_parameters(param); |
|
| 628 |
|
|
| 596 | 629 |
if (ret < 0) {
|
| 597 | 630 |
if (ret == -ENOTSUP) {
|
| 598 | 631 |
error("Formatting not supported for file format '%s'", out_fmt);
|
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