diff options
| -rw-r--r-- | block/sheepdog.c | 111 |
1 files changed, 56 insertions, 55 deletions
diff --git a/block/sheepdog.c b/block/sheepdog.c index 1fa19399f0..07c467d010 100644 --- a/block/sheepdog.c +++ b/block/sheepdog.c @@ -1670,12 +1670,13 @@ static int parse_redundancy(BDRVSheepdogState *s, const char *opt) return 0; } -static int sd_create(const char *filename, QEMUOptionParameter *options, +static int sd_create(const char *filename, QemuOpts *opts, Error **errp) { int ret = 0; uint32_t vid = 0; char *backing_file = NULL; + char *buf = NULL; BDRVSheepdogState *s; char tag[SD_MAX_VDI_TAG_LEN]; uint32_t snapid; @@ -1694,33 +1695,27 @@ static int sd_create(const char *filename, QEMUOptionParameter *options, goto out; } - while (options && options->name) { - if (!strcmp(options->name, BLOCK_OPT_SIZE)) { - s->inode.vdi_size = options->value.n; - } else if (!strcmp(options->name, BLOCK_OPT_BACKING_FILE)) { - backing_file = options->value.s; - } else if (!strcmp(options->name, BLOCK_OPT_PREALLOC)) { - if (!options->value.s || !strcmp(options->value.s, "off")) { - prealloc = false; - } else if (!strcmp(options->value.s, "full")) { - prealloc = true; - } else { - error_setg(errp, "Invalid preallocation mode: '%s'", - options->value.s); - ret = -EINVAL; - goto out; - } - } else if (!strcmp(options->name, BLOCK_OPT_REDUNDANCY)) { - if (options->value.s) { - ret = parse_redundancy(s, options->value.s); - if (ret < 0) { - error_setg(errp, "Invalid redundancy mode: '%s'", - options->value.s); - goto out; - } - } + s->inode.vdi_size = qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0); + backing_file = qemu_opt_get_del(opts, BLOCK_OPT_BACKING_FILE); + buf = qemu_opt_get_del(opts, BLOCK_OPT_PREALLOC); + if (!buf || !strcmp(buf, "off")) { + prealloc = false; + } else if (!strcmp(buf, "full")) { + prealloc = true; + } else { + error_setg(errp, "Invalid preallocation mode: '%s'", buf); + ret = -EINVAL; + goto out; + } + + g_free(buf); + buf = qemu_opt_get_del(opts, BLOCK_OPT_REDUNDANCY); + if (buf) { + ret = parse_redundancy(s, buf); + if (ret < 0) { + error_setg(errp, "Invalid redundancy mode: '%s'", buf); + goto out; } - options++; } if (s->inode.vdi_size > SD_MAX_VDI_SIZE) { @@ -1770,6 +1765,8 @@ static int sd_create(const char *filename, QEMUOptionParameter *options, ret = sd_prealloc(filename, errp); } out: + g_free(backing_file); + g_free(buf); g_free(s); return ret; } @@ -2571,28 +2568,32 @@ static int64_t sd_get_allocated_file_size(BlockDriverState *bs) return size; } -static QEMUOptionParameter sd_create_options[] = { - { - .name = BLOCK_OPT_SIZE, - .type = OPT_SIZE, - .help = "Virtual disk size" - }, - { - .name = BLOCK_OPT_BACKING_FILE, - .type = OPT_STRING, - .help = "File name of a base image" - }, - { - .name = BLOCK_OPT_PREALLOC, - .type = OPT_STRING, - .help = "Preallocation mode (allowed values: off, full)" - }, - { - .name = BLOCK_OPT_REDUNDANCY, - .type = OPT_STRING, - .help = "Redundancy of the image" - }, - { NULL } +static QemuOptsList sd_create_opts = { + .name = "sheepdog-create-opts", + .head = QTAILQ_HEAD_INITIALIZER(sd_create_opts.head), + .desc = { + { + .name = BLOCK_OPT_SIZE, + .type = QEMU_OPT_SIZE, + .help = "Virtual disk size" + }, + { + .name = BLOCK_OPT_BACKING_FILE, + .type = QEMU_OPT_STRING, + .help = "File name of a base image" + }, + { + .name = BLOCK_OPT_PREALLOC, + .type = QEMU_OPT_STRING, + .help = "Preallocation mode (allowed values: off, full)" + }, + { + .name = BLOCK_OPT_REDUNDANCY, + .type = QEMU_OPT_STRING, + .help = "Redundancy of the image" + }, + { /* end of list */ } + } }; static BlockDriver bdrv_sheepdog = { @@ -2602,7 +2603,7 @@ static BlockDriver bdrv_sheepdog = { .bdrv_needs_filename = true, .bdrv_file_open = sd_open, .bdrv_close = sd_close, - .bdrv_create = sd_create, + .bdrv_create2 = sd_create, .bdrv_has_zero_init = bdrv_has_zero_init_1, .bdrv_getlength = sd_getlength, .bdrv_get_allocated_file_size = sd_get_allocated_file_size, @@ -2625,7 +2626,7 @@ static BlockDriver bdrv_sheepdog = { .bdrv_detach_aio_context = sd_detach_aio_context, .bdrv_attach_aio_context = sd_attach_aio_context, - .create_options = sd_create_options, + .create_opts = &sd_create_opts, }; static BlockDriver bdrv_sheepdog_tcp = { @@ -2635,7 +2636,7 @@ static BlockDriver bdrv_sheepdog_tcp = { .bdrv_needs_filename = true, .bdrv_file_open = sd_open, .bdrv_close = sd_close, - .bdrv_create = sd_create, + .bdrv_create2 = sd_create, .bdrv_has_zero_init = bdrv_has_zero_init_1, .bdrv_getlength = sd_getlength, .bdrv_get_allocated_file_size = sd_get_allocated_file_size, @@ -2658,7 +2659,7 @@ static BlockDriver bdrv_sheepdog_tcp = { .bdrv_detach_aio_context = sd_detach_aio_context, .bdrv_attach_aio_context = sd_attach_aio_context, - .create_options = sd_create_options, + .create_opts = &sd_create_opts, }; static BlockDriver bdrv_sheepdog_unix = { @@ -2668,7 +2669,7 @@ static BlockDriver bdrv_sheepdog_unix = { .bdrv_needs_filename = true, .bdrv_file_open = sd_open, .bdrv_close = sd_close, - .bdrv_create = sd_create, + .bdrv_create2 = sd_create, .bdrv_has_zero_init = bdrv_has_zero_init_1, .bdrv_getlength = sd_getlength, .bdrv_get_allocated_file_size = sd_get_allocated_file_size, @@ -2691,7 +2692,7 @@ static BlockDriver bdrv_sheepdog_unix = { .bdrv_detach_aio_context = sd_detach_aio_context, .bdrv_attach_aio_context = sd_attach_aio_context, - .create_options = sd_create_options, + .create_opts = &sd_create_opts, }; static void bdrv_sheepdog_init(void) |