Signed-off-by: Chunyan Liu <cy...@suse.com>
---
block/vhdx.c | 99 +++++++++++++++++++++++++++++-------------------------------
block/vhdx.h | 1 +
2 files changed, 48 insertions(+), 52 deletions(-)
diff --git a/block/vhdx.c b/block/vhdx.c
index d8afb42..d90fe55 100644
--- a/block/vhdx.c
+++ b/block/vhdx.c
@@ -1708,8 +1708,7 @@ exit:
* .---- ~ ----------- ~ ------------ ~ ---------------- ~ -----------.
* 1MB
*/
-static int vhdx_create(const char *filename, QEMUOptionParameter *options,
- Error **errp)
+static int vhdx_create(const char *filename, QemuOpts *opts, Error **errp)
{
int ret = 0;
uint64_t image_size = (uint64_t) 2 * GiB;
@@ -1722,24 +1721,15 @@ static int vhdx_create(const char *filename,
QEMUOptionParameter *options,
gunichar2 *creator = NULL;
glong creator_items;
BlockDriverState *bs;
- const char *type = NULL;
+ char *type = NULL;
VHDXImageType image_type;
Error *local_err = NULL;
- while (options && options->name) {
- if (!strcmp(options->name, BLOCK_OPT_SIZE)) {
- image_size = options->value.n;
- } else if (!strcmp(options->name, VHDX_BLOCK_OPT_LOG_SIZE)) {
- log_size = options->value.n;
- } else if (!strcmp(options->name, VHDX_BLOCK_OPT_BLOCK_SIZE)) {
- block_size = options->value.n;
- } else if (!strcmp(options->name, BLOCK_OPT_SUBFMT)) {
- type = options->value.s;
- } else if (!strcmp(options->name, VHDX_BLOCK_OPT_ZERO)) {
- use_zero_blocks = options->value.n != 0;
- }
- options++;
- }
+ image_size = qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0);
+ log_size = qemu_opt_get_size_del(opts, VHDX_BLOCK_OPT_LOG_SIZE, 0);
+ block_size = qemu_opt_get_size_del(opts, VHDX_BLOCK_OPT_BLOCK_SIZE, 0);
+ type = qemu_opt_get_del(opts, BLOCK_OPT_SUBFMT);
+ use_zero_blocks = qemu_opt_get_bool_del(opts, VHDX_BLOCK_OPT_ZERO, false);
if (image_size > VHDX_MAX_IMAGE_SIZE) {
error_setg_errno(errp, EINVAL, "Image size too large; max of 64TB");
@@ -1748,7 +1738,7 @@ static int vhdx_create(const char *filename,
QEMUOptionParameter *options,
}
if (type == NULL) {
- type = "dynamic";
+ type = g_strdup("dynamic");
}
if (!strcmp(type, "dynamic")) {
@@ -1788,7 +1778,7 @@ static int vhdx_create(const char *filename,
QEMUOptionParameter *options,
block_size = block_size > VHDX_BLOCK_SIZE_MAX ? VHDX_BLOCK_SIZE_MAX :
block_size;
- ret = bdrv_create_file(filename, options, NULL, &local_err);
+ ret = bdrv_create_file(filename, NULL, opts, &local_err);
if (ret < 0) {
error_propagate(errp, local_err);
goto exit;
@@ -1848,6 +1838,7 @@ static int vhdx_create(const char *filename,
QEMUOptionParameter *options,
delete_and_exit:
bdrv_unref(bs);
exit:
+ g_free(type);
g_free(creator);
return ret;
}
@@ -1870,37 +1861,41 @@ static int vhdx_check(BlockDriverState *bs,
BdrvCheckResult *result,
return 0;
}
-static QEMUOptionParameter vhdx_create_options[] = {
- {
- .name = BLOCK_OPT_SIZE,
- .type = OPT_SIZE,
- .help = "Virtual disk size; max of 64TB."
- },
- {
- .name = VHDX_BLOCK_OPT_LOG_SIZE,
- .type = OPT_SIZE,
- .value.n = 1 * MiB,
- .help = "Log size; min 1MB."
- },
- {
- .name = VHDX_BLOCK_OPT_BLOCK_SIZE,
- .type = OPT_SIZE,
- .value.n = 0,
- .help = "Block Size; min 1MB, max 256MB. " \
- "0 means auto-calculate based on image size."
- },
- {
- .name = BLOCK_OPT_SUBFMT,
- .type = OPT_STRING,
- .help = "VHDX format type, can be either 'dynamic' or 'fixed'. "\
- "Default is 'dynamic'."
- },
- {
- .name = VHDX_BLOCK_OPT_ZERO,
- .type = OPT_FLAG,
- .help = "Force use of payload blocks of type 'ZERO'. Non-standard."
- },
- { NULL }
+static QemuOptsList vhdx_create_opts = {
+ .name = "vhdx-create-opts",
+ .head = QTAILQ_HEAD_INITIALIZER(vhdx_create_opts.head),
+ .desc = {
+ {
+ .name = BLOCK_OPT_SIZE,
+ .type = QEMU_OPT_SIZE,
+ .help = "Virtual disk size; max of 64TB."
+ },
+ {
+ .name = VHDX_BLOCK_OPT_LOG_SIZE,
+ .type = QEMU_OPT_SIZE,
+ .def_value_str = stringify(DEFAULT_LOG_SIZE),
+ .help = "Log size; min 1MB."
+ },
+ {
+ .name = VHDX_BLOCK_OPT_BLOCK_SIZE,
+ .type = QEMU_OPT_SIZE,
+ .def_value_str = stringify(0),
+ .help = "Block Size; min 1MB, max 256MB. " \
+ "0 means auto-calculate based on image size."
+ },
+ {
+ .name = BLOCK_OPT_SUBFMT,
+ .type = QEMU_OPT_STRING,
+ .help = "VHDX format type, can be either 'dynamic' or 'fixed'. "\
+ "Default is 'dynamic'."
+ },
+ {
+ .name = VHDX_BLOCK_OPT_ZERO,
+ .type = QEMU_OPT_BOOL,
+ .help = "Force use of payload blocks of type 'ZERO'. Non-standard."
+ },
+ { NULL }
+ }
};
static BlockDriver bdrv_vhdx = {
@@ -1912,11 +1907,11 @@ static BlockDriver bdrv_vhdx = {
.bdrv_reopen_prepare = vhdx_reopen_prepare,
.bdrv_co_readv = vhdx_co_readv,
.bdrv_co_writev = vhdx_co_writev,
- .bdrv_create = vhdx_create,
+ .bdrv_create2 = vhdx_create,
.bdrv_get_info = vhdx_get_info,
.bdrv_check = vhdx_check,
- .create_options = vhdx_create_options,
+ .create_opts = &vhdx_create_opts,
};
static void bdrv_vhdx_init(void)
diff --git a/block/vhdx.h b/block/vhdx.h
index 2acd7c2..a5a36fc 100644
--- a/block/vhdx.h
+++ b/block/vhdx.h
@@ -23,6 +23,7 @@
#define GiB (MiB * 1024)
#define TiB ((uint64_t) GiB * 1024)
+#define DEFAULT_LOG_SIZE 1048576 /* 1MiB */
/* Structures and fields present in the VHDX file */
/* The header section has the following blocks,
--
1.7.12.4
