diff --git a/block.c b/block.c
index e78039b..99a7a03 100644
--- a/block.c
+++ b/block.c
@@ -351,7 +351,7 @@ BlockDriver *bdrv_find_whitelisted_format(const char *format_name)
 typedef struct CreateCo {
     BlockDriver *drv;
     char *filename;
-    QEMUOptionParameter *options;
+    QemuOpts *opts;
     int ret;
 } CreateCo;
 
@@ -360,11 +360,11 @@ static void coroutine_fn bdrv_create_co_entry(void *opaque)
     CreateCo *cco = opaque;
     assert(cco->drv);
 
-    cco->ret = cco->drv->bdrv_create(cco->filename, cco->options);
+    cco->ret = cco->drv->bdrv_create(cco->filename, cco->opts);
 }
 
 int bdrv_create(BlockDriver *drv, const char* filename,
-    QEMUOptionParameter *options)
+    QemuOpts *opts)
 {
     int ret;
 
@@ -372,7 +372,7 @@ int bdrv_create(BlockDriver *drv, const char* filename,
     CreateCo cco = {
         .drv = drv,
         .filename = g_strdup(filename),
-        .options = options,
+        .opts = opts,
         .ret = NOT_DONE,
     };
 
@@ -397,7 +397,7 @@ int bdrv_create(BlockDriver *drv, const char* filename,
     return ret;
 }
 
-int bdrv_create_file(const char* filename, QEMUOptionParameter *options)
+int bdrv_create_file(const char *filename, QemuOpts *opts)
 {
     BlockDriver *drv;
 
@@ -406,7 +406,7 @@ int bdrv_create_file(const char* filename, QEMUOptionParameter *options)
         return -ENOENT;
     }
 
-    return bdrv_create(drv, filename, options);
+    return bdrv_create(drv, filename, opts);
 }
 
 /*
@@ -746,7 +746,7 @@ int bdrv_open(BlockDriverState *bs, const char *filename, int flags,
         int64_t total_size;
         int is_protocol = 0;
         BlockDriver *bdrv_qcow2;
-        QEMUOptionParameter *options;
+        QemuOpts *opts;
         char backing_filename[PATH_MAX];
 
         /* if snapshot, we create a temporary backing file and open it
@@ -779,17 +779,18 @@ int bdrv_open(BlockDriverState *bs, const char *filename, int flags,
             return -errno;
 
         bdrv_qcow2 = bdrv_find_format("qcow2");
-        options = parse_option_parameters("", bdrv_qcow2->create_options, NULL);
+        opts = qemu_opts_create(qemu_find_opts("qcow2-create-opts"),
+            NULL, 0, NULL);
 
-        set_option_parameter_int(options, BLOCK_OPT_SIZE, total_size);
-        set_option_parameter(options, BLOCK_OPT_BACKING_FILE, backing_filename);
+        qemu_opt_set_number(opts, BLOCK_OPT_SIZE, total_size);
+        qemu_opt_set(opts, BLOCK_OPT_BACKING_FILE, backing_filename);
         if (drv) {
-            set_option_parameter(options, BLOCK_OPT_BACKING_FMT,
+            qemu_opt_set(opts, BLOCK_OPT_BACKING_FMT,
                 drv->format_name);
         }
 
-        ret = bdrv_create(bdrv_qcow2, tmp_filename, options);
-        free_option_parameters(options);
+        ret = bdrv_create(bdrv_qcow2, tmp_filename, opts);
+        qemu_opts_del(opts);
         if (ret < 0) {
             return ret;
         }
@@ -3905,8 +3906,10 @@ int bdrv_img_create(const char *filename, const char *fmt,
                     const char *base_filename, const char *base_fmt,
                     char *options, uint64_t img_size, int flags)
 {
-    QEMUOptionParameter *param = NULL, *create_options = NULL;
-    QEMUOptionParameter *backing_fmt, *backing_file, *size;
+    QemuOpts *param = NULL;
+    QemuOptsList *create_options = NULL;
+    const char *backing_fmt, *backing_file;
+    int64_t size;
     BlockDriverState *bs = NULL;
     BlockDriver *drv, *proto_drv;
     BlockDriver *backing_drv = NULL;
@@ -3926,21 +3929,16 @@ int bdrv_img_create(const char *filename, const char *fmt,
         ret = -EINVAL;
         goto out;
     }
-
-    create_options = append_option_parameters(create_options,
-                                              drv->create_options);
-    create_options = append_option_parameters(create_options,
-                                              proto_drv->create_options);
-
+    create_options = append_opts_list(drv->bdrv_create_options(),
+                                      proto_drv->bdrv_create_options());
     /* Create parameter list with default values */
-    param = parse_option_parameters("", create_options, param);
+    param = qemu_opts_create(create_options, NULL, 0, NULL);
 
-    set_option_parameter_int(param, BLOCK_OPT_SIZE, img_size);
+    qemu_opt_set_number(param, BLOCK_OPT_SIZE, img_size);
 
     /* Parse -o options */
     if (options) {
-        param = parse_option_parameters(options, create_options, param);
-        if (param == NULL) {
+        if (qemu_opts_do_parse(param, options, NULL) != 0) {
             error_report("Invalid options for file format '%s'.", fmt);
             ret = -EINVAL;
             goto out;
@@ -3948,7 +3946,7 @@ int bdrv_img_create(const char *filename, const char *fmt,
     }
 
     if (base_filename) {
-        if (set_option_parameter(param, BLOCK_OPT_BACKING_FILE,
+        if (qemu_opt_set(param, BLOCK_OPT_BACKING_FILE,
                                  base_filename)) {
             error_report("Backing file not supported for file format '%s'",
                          fmt);
@@ -3958,7 +3956,7 @@ int bdrv_img_create(const char *filename, const char *fmt,
     }
 
     if (base_fmt) {
-        if (set_option_parameter(param, BLOCK_OPT_BACKING_FMT, base_fmt)) {
+        if (qemu_opt_set(param, BLOCK_OPT_BACKING_FMT, base_fmt)) {
             error_report("Backing file format not supported for file "
                          "format '%s'", fmt);
             ret = -EINVAL;
@@ -3966,9 +3964,9 @@ int bdrv_img_create(const char *filename, const char *fmt,
         }
     }
 
-    backing_file = get_option_parameter(param, BLOCK_OPT_BACKING_FILE);
-    if (backing_file && backing_file->value.s) {
-        if (!strcmp(filename, backing_file->value.s)) {
+    backing_file = qemu_opt_get(param, BLOCK_OPT_BACKING_FILE);
+    if (backing_file) {
+        if (!strcmp(filename, backing_file)) {
             error_report("Error: Trying to create an image with the "
                          "same filename as the backing file");
             ret = -EINVAL;
@@ -3976,12 +3974,12 @@ int bdrv_img_create(const char *filename, const char *fmt,
         }
     }
 
-    backing_fmt = get_option_parameter(param, BLOCK_OPT_BACKING_FMT);
-    if (backing_fmt && backing_fmt->value.s) {
-        backing_drv = bdrv_find_format(backing_fmt->value.s);
+    backing_fmt = qemu_opt_get(param, BLOCK_OPT_BACKING_FMT);
+    if (backing_fmt) {
+        backing_drv = bdrv_find_format(backing_fmt);
         if (!backing_drv) {
             error_report("Unknown backing file format '%s'",
-                         backing_fmt->value.s);
+                         backing_fmt);
             ret = -EINVAL;
             goto out;
         }
@@ -3989,11 +3987,10 @@ int bdrv_img_create(const char *filename, const char *fmt,
 
     // The size for the image must always be specified, with one exception:
     // If we are using a backing file, we can obtain the size from there
-    size = get_option_parameter(param, BLOCK_OPT_SIZE);
-    if (size && size->value.n == -1) {
-        if (backing_file && backing_file->value.s) {
+    size = qemu_opt_get_number(param, BLOCK_OPT_SIZE, -1);
+    if (size == -1) {
+        if (backing_file) {
             uint64_t size;
-            char buf[32];
             int back_flags;
 
             /* backing files always opened read-only */
@@ -4002,16 +3999,15 @@ int bdrv_img_create(const char *filename, const char *fmt,
 
             bs = bdrv_new("");
 
-            ret = bdrv_open(bs, backing_file->value.s, back_flags, backing_drv);
+            ret = bdrv_open(bs, backing_file, back_flags, backing_drv);
             if (ret < 0) {
-                error_report("Could not open '%s'", backing_file->value.s);
+                error_report("Could not open '%s'", backing_file);
                 goto out;
             }
             bdrv_get_geometry(bs, &size);
             size *= 512;
 
-            snprintf(buf, sizeof(buf), "%" PRId64, size);
-            set_option_parameter(param, BLOCK_OPT_SIZE, buf);
+            qemu_opt_set_number(param, BLOCK_OPT_SIZE, size);
         } else {
             error_report("Image creation needs a size parameter");
             ret = -EINVAL;
@@ -4020,7 +4016,7 @@ int bdrv_img_create(const char *filename, const char *fmt,
     }
 
     printf("Formatting '%s', fmt=%s ", filename, fmt);
-    print_option_parameters(param);
+    qemu_opts_print(param, NULL);
     puts("");
 
     ret = bdrv_create(drv, filename, param);
@@ -4039,8 +4035,10 @@ int bdrv_img_create(const char *filename, const char *fmt,
     }
 
 out:
-    free_option_parameters(create_options);
-    free_option_parameters(param);
+    free_opts_list(create_options);
+    if (param) {
+        qemu_opts_del(param);
+    }
 
     if (bs) {
         bdrv_delete(bs);
diff --git a/block.h b/block.h
index 2e2be11..df9a1de 100644
--- a/block.h
+++ b/block.h
@@ -119,8 +119,8 @@ BlockDriver *bdrv_find_protocol(const char *filename);
 BlockDriver *bdrv_find_format(const char *format_name);
 BlockDriver *bdrv_find_whitelisted_format(const char *format_name);
 int bdrv_create(BlockDriver *drv, const char* filename,
-    QEMUOptionParameter *options);
-int bdrv_create_file(const char* filename, QEMUOptionParameter *options);
+    QemuOpts *options);
+int bdrv_create_file(const char *filename, QemuOpts *options);
 BlockDriverState *bdrv_new(const char *device_name);
 void bdrv_make_anon(BlockDriverState *bs);
 void bdrv_swap(BlockDriverState *bs_new, BlockDriverState *bs_old);
@@ -404,5 +404,4 @@ typedef enum {
 
 #define BLKDBG_EVENT(bs, evt) bdrv_debug_event(bs, evt)
 void bdrv_debug_event(BlockDriverState *bs, BlkDebugEvent event);
-
 #endif
diff --git a/block/Makefile.objs b/block/Makefile.objs
index b5754d3..19de020 100644
--- a/block/Makefile.objs
+++ b/block/Makefile.objs
@@ -1,8 +1,9 @@
-block-obj-y += raw.o cow.o qcow.o vdi.o vmdk.o cloop.o dmg.o bochs.o vpc.o vvfat.o
+#block-obj-y += raw.o cow.o qcow.o vdi.o vmdk.o cloop.o dmg.o bochs.o vpc.o vvfat.o
 block-obj-y += qcow2.o qcow2-refcount.o qcow2-cluster.o qcow2-snapshot.o qcow2-cache.o
-block-obj-y += qed.o qed-gencb.o qed-l2-cache.o qed-table.o qed-cluster.o
-block-obj-y += qed-check.o
-block-obj-y += parallels.o nbd.o blkdebug.o sheepdog.o blkverify.o
+#block-obj-y += qed.o qed-gencb.o qed-l2-cache.o qed-table.o qed-cluster.o
+#block-obj-y += qed-check.o
+#block-obj-y += parallels.o nbd.o blkdebug.o sheepdog.o blkverify.o
+block-obj-y += raw.o
 block-obj-y += stream.o
 block-obj-$(CONFIG_WIN32) += raw-win32.o
 block-obj-$(CONFIG_POSIX) += raw-posix.o
diff --git a/block/qcow2.c b/block/qcow2.c
index 8f183f1..aa2202f 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -1170,7 +1170,7 @@ static int preallocate(BlockDriverState *bs)
 static int qcow2_create2(const char *filename, int64_t total_size,
                          const char *backing_file, const char *backing_format,
                          int flags, size_t cluster_size, int prealloc,
-                         QEMUOptionParameter *options, int version)
+                         QemuOpts *options, int version)
 {
     /* Calculate cluster_bits */
     int cluster_bits;
@@ -1201,6 +1201,7 @@ static int qcow2_create2(const char *filename, int64_t total_size,
     uint8_t* refcount_table;
     int ret;
 
+    qemu_opt_set(options, BLOCK_OPT_SIZE, "0");
     ret = bdrv_create_file(filename, options);
     if (ret < 0) {
         return ret;
@@ -1304,7 +1305,7 @@ out:
     return ret;
 }
 
-static int qcow2_create(const char *filename, QEMUOptionParameter *options)
+static int qcow2_create(const char *filename, QemuOpts *opts)
 {
     const char *backing_file = NULL;
     const char *backing_fmt = NULL;
@@ -1313,45 +1314,41 @@ static int qcow2_create(const char *filename, QEMUOptionParameter *options)
     size_t cluster_size = DEFAULT_CLUSTER_SIZE;
     int prealloc = 0;
     int version = 2;
+    const char *buf;
 
     /* Read out options */
-    while (options && options->name) {
-        if (!strcmp(options->name, BLOCK_OPT_SIZE)) {
-            sectors = options->value.n / 512;
-        } else if (!strcmp(options->name, BLOCK_OPT_BACKING_FILE)) {
-            backing_file = options->value.s;
-        } else if (!strcmp(options->name, BLOCK_OPT_BACKING_FMT)) {
-            backing_fmt = options->value.s;
-        } else if (!strcmp(options->name, BLOCK_OPT_ENCRYPT)) {
-            flags |= options->value.n ? BLOCK_FLAG_ENCRYPT : 0;
-        } else if (!strcmp(options->name, BLOCK_OPT_CLUSTER_SIZE)) {
-            if (options->value.n) {
-                cluster_size = options->value.n;
-            }
-        } else if (!strcmp(options->name, BLOCK_OPT_PREALLOC)) {
-            if (!options->value.s || !strcmp(options->value.s, "off")) {
-                prealloc = 0;
-            } else if (!strcmp(options->value.s, "metadata")) {
-                prealloc = 1;
-            } else {
-                fprintf(stderr, "Invalid preallocation mode: '%s'\n",
-                    options->value.s);
-                return -EINVAL;
-            }
-        } else if (!strcmp(options->name, BLOCK_OPT_COMPAT_LEVEL)) {
-            if (!options->value.s || !strcmp(options->value.s, "0.10")) {
-                version = 2;
-            } else if (!strcmp(options->value.s, "1.1")) {
-                version = 3;
-            } else {
-                fprintf(stderr, "Invalid compatibility level: '%s'\n",
-                    options->value.s);
-                return -EINVAL;
-            }
-        } else if (!strcmp(options->name, BLOCK_OPT_LAZY_REFCOUNTS)) {
-            flags |= options->value.n ? BLOCK_FLAG_LAZY_REFCOUNTS : 0;
-        }
-        options++;
+    sectors = qemu_opt_get_number(opts, BLOCK_OPT_SIZE, 0) / 512;
+    backing_file = qemu_opt_get(opts, BLOCK_OPT_BACKING_FILE);
+    backing_fmt = qemu_opt_get(opts, BLOCK_OPT_BACKING_FMT);
+    if (qemu_opt_get_bool(opts, BLOCK_OPT_ENCRYPT, 0)) {
+        flags |= BLOCK_FLAG_ENCRYPT;
+    }
+    cluster_size =
+        qemu_opt_get_size(opts, BLOCK_OPT_CLUSTER_SIZE, DEFAULT_CLUSTER_SIZE);
+    buf = qemu_opt_get(opts, BLOCK_OPT_PREALLOC);
+    if (!buf || !strcmp(buf, "off")) {
+        prealloc = 0;
+    } else if (!strcmp(buf, "metadata")) {
+        prealloc = 1;
+    } else {
+        fprintf(stderr, "Invalid preallocation mode: '%s'\n",
+            buf);
+        return -EINVAL;
+    }
+
+    buf = qemu_opt_get(opts, BLOCK_OPT_COMPAT_LEVEL);
+    if (!buf || !strcmp(buf, "0.10")) {
+        version = 2;
+    } else if (!strcmp(buf, "1.1")) {
+        version = 3;
+    } else {
+        fprintf(stderr, "Invalid compatibility level: '%s'\n",
+            buf);
+        return -EINVAL;
+    }
+
+    if (qemu_opt_get_bool(opts, BLOCK_OPT_LAZY_REFCOUNTS, 0)) {
+        flags |= BLOCK_FLAG_LAZY_REFCOUNTS;
     }
 
     if (backing_file && prealloc) {
@@ -1367,7 +1364,7 @@ static int qcow2_create(const char *filename, QEMUOptionParameter *options)
     }
 
     return qcow2_create2(filename, sectors, backing_file, backing_fmt, flags,
-                         cluster_size, prealloc, options, version);
+                         cluster_size, prealloc, opts, version);
 }
 
 static int qcow2_make_empty(BlockDriverState *bs)
@@ -1628,51 +1625,60 @@ static int qcow2_load_vmstate(BlockDriverState *bs, uint8_t *buf,
     return ret;
 }
 
-static QEMUOptionParameter qcow2_create_options[] = {
-    {
-        .name = BLOCK_OPT_SIZE,
-        .type = OPT_SIZE,
-        .help = "Virtual disk size"
-    },
-    {
-        .name = BLOCK_OPT_COMPAT_LEVEL,
-        .type = OPT_STRING,
-        .help = "Compatibility level (0.10 or 1.1)"
-    },
-    {
-        .name = BLOCK_OPT_BACKING_FILE,
-        .type = OPT_STRING,
-        .help = "File name of a base image"
-    },
-    {
-        .name = BLOCK_OPT_BACKING_FMT,
-        .type = OPT_STRING,
-        .help = "Image format of the base image"
-    },
-    {
-        .name = BLOCK_OPT_ENCRYPT,
-        .type = OPT_FLAG,
-        .help = "Encrypt the image"
-    },
-    {
-        .name = BLOCK_OPT_CLUSTER_SIZE,
-        .type = OPT_SIZE,
-        .help = "qcow2 cluster size",
-        .value = { .n = DEFAULT_CLUSTER_SIZE },
-    },
-    {
-        .name = BLOCK_OPT_PREALLOC,
-        .type = OPT_STRING,
-        .help = "Preallocation mode (allowed values: off, metadata)"
-    },
-    {
-        .name = BLOCK_OPT_LAZY_REFCOUNTS,
-        .type = OPT_FLAG,
-        .help = "Postpone refcount updates",
-    },
-    { NULL }
+static QemuOptsList qcow2_create_opts = {
+    .name = "qcow2-create-opts",
+    .head = QTAILQ_HEAD_INITIALIZER(qcow2_create_opts.head),
+    .desc = {
+        {
+            .name = BLOCK_OPT_SIZE,
+            .type = QEMU_OPT_NUMBER,
+            .help = "Virtual disk size"
+        },
+        {
+            .name = BLOCK_OPT_COMPAT_LEVEL,
+            .type = QEMU_OPT_STRING,
+            .help = "Compatibility level (0.10 or 1.1)"
+        },
+        {
+            .name = BLOCK_OPT_BACKING_FILE,
+            .type = QEMU_OPT_STRING,
+            .help = "File name of a base image"
+        },
+        {
+            .name = BLOCK_OPT_BACKING_FMT,
+            .type = QEMU_OPT_STRING,
+            .help = "Image format of the base image"
+        },
+        {
+            .name = BLOCK_OPT_ENCRYPT,
+            .type = QEMU_OPT_BOOL,
+            .help = "Encrypt the image"
+        },
+        {
+            .name = BLOCK_OPT_CLUSTER_SIZE,
+            .type = QEMU_OPT_SIZE,
+            .help = "qcow2 cluster size",
+            .def_value = DEFAULT_CLUSTER_SIZE
+        },
+        {
+            .name = BLOCK_OPT_PREALLOC,
+            .type = QEMU_OPT_STRING,
+            .help = "Preallocation mode (allowed values: off, metadata)"
+        },
+        {
+            .name = BLOCK_OPT_LAZY_REFCOUNTS,
+            .type = QEMU_OPT_BOOL,
+            .help = "Postpone refcount updates",
+        },
+        { /* end of list */ }
+    }
 };
 
+static QemuOptsList *qcow2_create_options(void)
+{
+    return &qcow2_create_opts;
+}
+
 static BlockDriver bdrv_qcow2 = {
     .format_name        = "qcow2",
     .instance_size      = sizeof(BDRVQcowState),
@@ -1707,8 +1713,9 @@ static BlockDriver bdrv_qcow2 = {
 
     .bdrv_invalidate_cache      = qcow2_invalidate_cache,
 
-    .create_options = qcow2_create_options,
     .bdrv_check = qcow2_check,
+
+    .bdrv_create_options    = qcow2_create_options,
 };
 
 static void bdrv_qcow2_init(void)
diff --git a/block/raw-posix.c b/block/raw-posix.c
index 6be20b1..566ef95 100644
--- a/block/raw-posix.c
+++ b/block/raw-posix.c
@@ -118,6 +118,19 @@
 
 #define MAX_BLOCKSIZE	4096
 
+static QemuOptsList file_proto_create_opts = {
+    .name = "file-proto-create-opts",
+    .head = QTAILQ_HEAD_INITIALIZER(file_proto_create_opts.head),
+    .desc = {
+        {
+            .name = BLOCK_OPT_SIZE,
+            .type = QEMU_OPT_SIZE,
+            .help = "Virtual disk size"
+        },
+        { /* end of list */ }
+    }
+};
+
 typedef struct BDRVRawState {
     int fd;
     int type;
@@ -558,19 +571,14 @@ static int64_t raw_get_allocated_file_size(BlockDriverState *bs)
     return (int64_t)st.st_blocks * 512;
 }
 
-static int raw_create(const char *filename, QEMUOptionParameter *options)
+static int raw_create(const char *filename, QemuOpts *opts)
 {
     int fd;
     int result = 0;
     int64_t total_size = 0;
 
-    /* Read out options */
-    while (options && options->name) {
-        if (!strcmp(options->name, BLOCK_OPT_SIZE)) {
-            total_size = options->value.n / BDRV_SECTOR_SIZE;
-        }
-        options++;
-    }
+    total_size =
+        qemu_opt_get_number(opts, BLOCK_OPT_SIZE, 0) / BDRV_SECTOR_SIZE;
 
     fd = qemu_open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_BINARY,
                    0644);
@@ -720,14 +728,10 @@ static coroutine_fn int raw_co_discard(BlockDriverState *bs,
     return 0;
 }
 
-static QEMUOptionParameter raw_create_options[] = {
-    {
-        .name = BLOCK_OPT_SIZE,
-        .type = OPT_SIZE,
-        .help = "Virtual disk size"
-    },
-    { NULL }
-};
+static QemuOptsList *raw_create_options(void)
+{
+    return &file_proto_create_opts;
+}
 
 static BlockDriver bdrv_file = {
     .format_name = "file",
@@ -748,8 +752,7 @@ static BlockDriver bdrv_file = {
     .bdrv_getlength = raw_getlength,
     .bdrv_get_allocated_file_size
                         = raw_get_allocated_file_size,
-
-    .create_options = raw_create_options,
+    .bdrv_create_options = raw_create_options,
 };
 
 /***********************************************/
@@ -962,20 +965,15 @@ static int fd_open(BlockDriverState *bs)
 
 #endif /* !linux && !FreeBSD */
 
-static int hdev_create(const char *filename, QEMUOptionParameter *options)
+static int hdev_create(const char *filename, QemuOpts *opts)
 {
     int fd;
     int ret = 0;
     struct stat stat_buf;
     int64_t total_size = 0;
 
-    /* Read out options */
-    while (options && options->name) {
-        if (!strcmp(options->name, "size")) {
-            total_size = options->value.n / BDRV_SECTOR_SIZE;
-        }
-        options++;
-    }
+    total_size =
+        qemu_opt_get_number(opts, BLOCK_OPT_SIZE, 0) / BDRV_SECTOR_SIZE;
 
     fd = qemu_open(filename, O_WRONLY | O_BINARY);
     if (fd < 0)
@@ -999,23 +997,23 @@ static int hdev_has_zero_init(BlockDriverState *bs)
 
 static BlockDriver bdrv_host_device = {
     .format_name        = "host_device",
-    .protocol_name        = "host_device",
+    .protocol_name      = "host_device",
     .instance_size      = sizeof(BDRVRawState),
     .bdrv_probe_device  = hdev_probe_device,
     .bdrv_file_open     = hdev_open,
     .bdrv_close         = raw_close,
     .bdrv_create        = hdev_create,
-    .create_options     = raw_create_options,
     .bdrv_has_zero_init = hdev_has_zero_init,
 
-    .bdrv_aio_readv	= raw_aio_readv,
-    .bdrv_aio_writev	= raw_aio_writev,
-    .bdrv_aio_flush	= raw_aio_flush,
+    .bdrv_aio_readv     = raw_aio_readv,
+    .bdrv_aio_writev    = raw_aio_writev,
+    .bdrv_aio_flush     = raw_aio_flush,
 
     .bdrv_truncate      = raw_truncate,
-    .bdrv_getlength	= raw_getlength,
+    .bdrv_getlength     = raw_getlength,
     .bdrv_get_allocated_file_size
                         = raw_get_allocated_file_size,
+    .bdrv_create_options = raw_create_options,
 
     /* generic scsi device */
 #ifdef __linux__
@@ -1126,7 +1124,6 @@ static BlockDriver bdrv_host_floppy = {
     .bdrv_file_open     = floppy_open,
     .bdrv_close         = raw_close,
     .bdrv_create        = hdev_create,
-    .create_options     = raw_create_options,
     .bdrv_has_zero_init = hdev_has_zero_init,
 
     .bdrv_aio_readv     = raw_aio_readv,
@@ -1142,6 +1139,7 @@ static BlockDriver bdrv_host_floppy = {
     .bdrv_is_inserted   = floppy_is_inserted,
     .bdrv_media_changed = floppy_media_changed,
     .bdrv_eject         = floppy_eject,
+    .bdrv_create_options = raw_create_options,
 };
 
 static int cdrom_open(BlockDriverState *bs, const char *filename, int flags)
@@ -1225,7 +1223,6 @@ static BlockDriver bdrv_host_cdrom = {
     .bdrv_file_open     = cdrom_open,
     .bdrv_close         = raw_close,
     .bdrv_create        = hdev_create,
-    .create_options     = raw_create_options,
     .bdrv_has_zero_init = hdev_has_zero_init,
 
     .bdrv_aio_readv     = raw_aio_readv,
@@ -1245,6 +1242,8 @@ static BlockDriver bdrv_host_cdrom = {
     /* generic scsi device */
     .bdrv_ioctl         = hdev_ioctl,
     .bdrv_aio_ioctl     = hdev_aio_ioctl,
+
+    .bdrv_create_options = raw_create_options,
 };
 #endif /* __linux__ */
 
@@ -1344,7 +1343,6 @@ static BlockDriver bdrv_host_cdrom = {
     .bdrv_file_open     = cdrom_open,
     .bdrv_close         = raw_close,
     .bdrv_create        = hdev_create,
-    .create_options     = raw_create_options,
     .bdrv_has_zero_init = hdev_has_zero_init,
 
     .bdrv_aio_readv     = raw_aio_readv,
diff --git a/block/raw.c b/block/raw.c
index ff34ea4..5a64e7a 100644
--- a/block/raw.c
+++ b/block/raw.c
@@ -87,25 +87,34 @@ static BlockDriverAIOCB *raw_aio_ioctl(BlockDriverState *bs,
    return bdrv_aio_ioctl(bs->file, req, buf, cb, opaque);
 }
 
-static int raw_create(const char *filename, QEMUOptionParameter *options)
+static int raw_create(const char *filename, QemuOpts *options)
 {
     return bdrv_create_file(filename, options);
 }
 
-static QEMUOptionParameter raw_create_options[] = {
-    {
-        .name = BLOCK_OPT_SIZE,
-        .type = OPT_SIZE,
-        .help = "Virtual disk size"
-    },
-    { NULL }
-};
-
 static int raw_has_zero_init(BlockDriverState *bs)
 {
     return bdrv_has_zero_init(bs->file);
 }
 
+static QemuOptsList raw_create_opts = {
+    .name = "raw-create-opts",
+    .head = QTAILQ_HEAD_INITIALIZER(raw_create_opts.head),
+    .desc = {
+        {
+            .name = BLOCK_OPT_SIZE,
+            .type = QEMU_OPT_NUMBER,
+            .help = "Virtual disk size"
+        },
+        { /* end of list */ }
+    }
+};
+
+static QemuOptsList *raw_create_options(void)
+{
+    return &raw_create_opts;
+}
+
 static BlockDriver bdrv_raw = {
     .format_name        = "raw",
 
@@ -133,8 +142,8 @@ static BlockDriver bdrv_raw = {
     .bdrv_aio_ioctl     = raw_aio_ioctl,
 
     .bdrv_create        = raw_create,
-    .create_options     = raw_create_options,
     .bdrv_has_zero_init = raw_has_zero_init,
+    .bdrv_create_options = raw_create_options,
 };
 
 static void bdrv_raw_init(void)
diff --git a/block_int.h b/block_int.h
index 4452f6f..5794cb9 100644
--- a/block_int.h
+++ b/block_int.h
@@ -147,7 +147,7 @@ struct BlockDriver {
                       const uint8_t *buf, int nb_sectors);
     void (*bdrv_close)(BlockDriverState *bs);
     void (*bdrv_rebind)(BlockDriverState *bs);
-    int (*bdrv_create)(const char *filename, QEMUOptionParameter *options);
+    int (*bdrv_create)(const char *filename, QemuOpts *options);
     int (*bdrv_set_key)(BlockDriverState *bs, const char *key);
     int (*bdrv_make_empty)(BlockDriverState *bs);
     /* aio */
@@ -236,9 +236,7 @@ struct BlockDriver {
         unsigned long int req, void *buf,
         BlockDriverCompletionFunc *cb, void *opaque);
 
-    /* List of options for creating images, terminated by name == NULL */
-    QEMUOptionParameter *create_options;
-
+    QemuOptsList *(*bdrv_create_options)(void);
 
     /*
      * Returns 0 for completed check, -errno for internal errors.
diff --git a/qemu-config.c b/qemu-config.c
index 6e3718e..bd92251 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -5,6 +5,8 @@
 #include "hw/qdev.h"
 #include "error.h"
 
+/*******************************************************************/
+
 static QemuOptsList qemu_drive_opts = {
     .name = "drive",
     .head = QTAILQ_HEAD_INITIALIZER(qemu_drive_opts.head),
@@ -666,6 +668,7 @@ static QemuOptsList *vm_config_groups[32] = {
     &qemu_boot_opts,
     &qemu_iscsi_opts,
     &qemu_sandbox_opts,
+
     NULL,
 };
 
diff --git a/qemu-img.c b/qemu-img.c
index f1c224e..c89de70 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -200,7 +200,7 @@ static int read_password(char *buf, int buf_size)
 static int print_block_option_help(const char *filename, const char *fmt)
 {
     BlockDriver *drv, *proto_drv;
-    QEMUOptionParameter *create_options = NULL;
+    QemuOptsList *create_options = NULL;
 
     /* Find driver and parse its options */
     drv = bdrv_find_format(fmt);
@@ -215,12 +215,10 @@ static int print_block_option_help(const char *filename, const char *fmt)
         return 1;
     }
 
-    create_options = append_option_parameters(create_options,
-                                              drv->create_options);
-    create_options = append_option_parameters(create_options,
-                                              proto_drv->create_options);
-    print_option_help(create_options);
-    free_option_parameters(create_options);
+    create_options = append_opts_list(drv->bdrv_create_options(),
+                                      proto_drv->bdrv_create_options());
+    print_opts_list(create_options);
+    free_opts_list(create_options);
     return 0;
 }
 
@@ -271,19 +269,19 @@ fail:
     return NULL;
 }
 
-static int add_old_style_options(const char *fmt, QEMUOptionParameter *list,
+static int add_old_style_options(const char *fmt, QemuOpts *list,
                                  const char *base_filename,
                                  const char *base_fmt)
 {
     if (base_filename) {
-        if (set_option_parameter(list, BLOCK_OPT_BACKING_FILE, base_filename)) {
+        if (qemu_opt_set(list, BLOCK_OPT_BACKING_FILE, base_filename)) {
             error_report("Backing file not supported for file format '%s'",
                          fmt);
             return -1;
         }
     }
     if (base_fmt) {
-        if (set_option_parameter(list, BLOCK_OPT_BACKING_FMT, base_fmt)) {
+        if (qemu_opt_set(list, BLOCK_OPT_BACKING_FMT, base_fmt)) {
             error_report("Backing file format not supported for file "
                          "format '%s'", fmt);
             return -1;
@@ -670,8 +668,9 @@ static int img_convert(int argc, char **argv)
     uint8_t * buf = NULL;
     const uint8_t *buf1;
     BlockDriverInfo bdi;
-    QEMUOptionParameter *param = NULL, *create_options = NULL;
-    QEMUOptionParameter *out_baseimg_param;
+    QemuOpts *param = NULL;
+    QemuOptsList *create_options = NULL;
+    const char *out_baseimg_param;
     char *options = NULL;
     const char *snapshot_name = NULL;
     float local_progress;
@@ -806,40 +805,36 @@ static int img_convert(int argc, char **argv)
         goto out;
     }
 
-    create_options = append_option_parameters(create_options,
-                                              drv->create_options);
-    create_options = append_option_parameters(create_options,
-                                              proto_drv->create_options);
+    create_options = append_opts_list(drv->bdrv_create_options(),
+                                      proto_drv->bdrv_create_options());
 
     if (options) {
-        param = parse_option_parameters(options, create_options, param);
-        if (param == NULL) {
+        if (qemu_opts_do_parse(param, options, NULL) != 0) {
             error_report("Invalid options for file format '%s'.", out_fmt);
             ret = -1;
             goto out;
         }
     } else {
-        param = parse_option_parameters("", create_options, param);
+        param = qemu_opts_create(create_options, NULL, 0, NULL);
     }
-
-    set_option_parameter_int(param, BLOCK_OPT_SIZE, total_sectors * 512);
+    qemu_opt_set_number(param, BLOCK_OPT_SIZE, total_sectors * 512);
     ret = add_old_style_options(out_fmt, param, out_baseimg, NULL);
     if (ret < 0) {
         goto out;
     }
 
     /* Get backing file name if -o backing_file was used */
-    out_baseimg_param = get_option_parameter(param, BLOCK_OPT_BACKING_FILE);
+    out_baseimg_param = qemu_opt_get(param, BLOCK_OPT_BACKING_FILE);
     if (out_baseimg_param) {
-        out_baseimg = out_baseimg_param->value.s;
+        out_baseimg = out_baseimg_param;
     }
 
     /* Check if compression is supported */
     if (compress) {
-        QEMUOptionParameter *encryption =
-            get_option_parameter(param, BLOCK_OPT_ENCRYPT);
-        QEMUOptionParameter *preallocation =
-            get_option_parameter(param, BLOCK_OPT_PREALLOC);
+        const char *encryption =
+            qemu_opt_get(param, BLOCK_OPT_ENCRYPT);
+        const char *preallocation =
+            qemu_opt_get(param, BLOCK_OPT_PREALLOC);
 
         if (!drv->bdrv_write_compressed) {
             error_report("Compression not supported for this file format");
@@ -847,15 +842,15 @@ static int img_convert(int argc, char **argv)
             goto out;
         }
 
-        if (encryption && encryption->value.n) {
+        if (encryption) {
             error_report("Compression and encryption not supported at "
                          "the same time");
             ret = -1;
             goto out;
         }
 
-        if (preallocation && preallocation->value.s
-            && strcmp(preallocation->value.s, "off"))
+        if (preallocation
+            && strcmp(preallocation, "off"))
         {
             error_report("Compression and preallocation not supported at "
                          "the same time");
@@ -1069,8 +1064,7 @@ static int img_convert(int argc, char **argv)
     }
 out:
     qemu_progress_end();
-    free_option_parameters(create_options);
-    free_option_parameters(param);
+    free_opts_list(create_options);
     qemu_vfree(buf);
     if (out_bs) {
         bdrv_delete(out_bs);
diff --git a/qemu-option.c b/qemu-option.c
index 2b52576..0e441e7 100644
--- a/qemu-option.c
+++ b/qemu-option.c
@@ -153,22 +153,6 @@ int check_params(char *buf, int buf_size,
     return 0;
 }
 
-/*
- * Searches an option list for an option with the given name
- */
-QEMUOptionParameter *get_option_parameter(QEMUOptionParameter *list,
-    const char *name)
-{
-    while (list && list->name) {
-        if (!strcmp(list->name, name)) {
-            return list;
-        }
-        list++;
-    }
-
-    return NULL;
-}
-
 static void parse_option_bool(const char *name, const char *value, bool *ret,
                               Error **errp)
 {
@@ -240,275 +224,6 @@ static void parse_option_size(const char *name, const char *value,
     }
 }
 
-/*
- * Sets the value of a parameter in a given option list. The parsing of the
- * value depends on the type of option:
- *
- * OPT_FLAG (uses value.n):
- *      If no value is given, the flag is set to 1.
- *      Otherwise the value must be "on" (set to 1) or "off" (set to 0)
- *
- * OPT_STRING (uses value.s):
- *      value is strdup()ed and assigned as option value
- *
- * OPT_SIZE (uses value.n):
- *      The value is converted to an integer. Suffixes for kilobytes etc. are
- *      allowed (powers of 1024).
- *
- * Returns 0 on succes, -1 in error cases
- */
-int set_option_parameter(QEMUOptionParameter *list, const char *name,
-    const char *value)
-{
-    bool flag;
-    Error *local_err = NULL;
-
-    // Find a matching parameter
-    list = get_option_parameter(list, name);
-    if (list == NULL) {
-        fprintf(stderr, "Unknown option '%s'\n", name);
-        return -1;
-    }
-
-    // Process parameter
-    switch (list->type) {
-    case OPT_FLAG:
-        parse_option_bool(name, value, &flag, &local_err);
-        if (!error_is_set(&local_err)) {
-            list->value.n = flag;
-        }
-        break;
-
-    case OPT_STRING:
-        if (value != NULL) {
-            list->value.s = g_strdup(value);
-        } else {
-            fprintf(stderr, "Option '%s' needs a parameter\n", name);
-            return -1;
-        }
-        break;
-
-    case OPT_SIZE:
-        parse_option_size(name, value, &list->value.n, &local_err);
-        break;
-
-    default:
-        fprintf(stderr, "Bug: Option '%s' has an unknown type\n", name);
-        return -1;
-    }
-
-    if (error_is_set(&local_err)) {
-        qerror_report_err(local_err);
-        error_free(local_err);
-        return -1;
-    }
-
-    return 0;
-}
-
-/*
- * Sets the given parameter to an integer instead of a string.
- * This function cannot be used to set string options.
- *
- * Returns 0 on success, -1 in error cases
- */
-int set_option_parameter_int(QEMUOptionParameter *list, const char *name,
-    uint64_t value)
-{
-    // Find a matching parameter
-    list = get_option_parameter(list, name);
-    if (list == NULL) {
-        fprintf(stderr, "Unknown option '%s'\n", name);
-        return -1;
-    }
-
-    // Process parameter
-    switch (list->type) {
-    case OPT_FLAG:
-    case OPT_NUMBER:
-    case OPT_SIZE:
-        list->value.n = value;
-        break;
-
-    default:
-        return -1;
-    }
-
-    return 0;
-}
-
-/*
- * Frees a option list. If it contains strings, the strings are freed as well.
- */
-void free_option_parameters(QEMUOptionParameter *list)
-{
-    QEMUOptionParameter *cur = list;
-
-    while (cur && cur->name) {
-        if (cur->type == OPT_STRING) {
-            g_free(cur->value.s);
-        }
-        cur++;
-    }
-
-    g_free(list);
-}
-
-/*
- * Count valid options in list
- */
-static size_t count_option_parameters(QEMUOptionParameter *list)
-{
-    size_t num_options = 0;
-
-    while (list && list->name) {
-        num_options++;
-        list++;
-    }
-
-    return num_options;
-}
-
-/*
- * Append an option list (list) to an option list (dest).
- *
- * If dest is NULL, a new copy of list is created.
- *
- * Returns a pointer to the first element of dest (or the newly allocated copy)
- */
-QEMUOptionParameter *append_option_parameters(QEMUOptionParameter *dest,
-    QEMUOptionParameter *list)
-{
-    size_t num_options, num_dest_options;
-
-    num_options = count_option_parameters(dest);
-    num_dest_options = num_options;
-
-    num_options += count_option_parameters(list);
-
-    dest = g_realloc(dest, (num_options + 1) * sizeof(QEMUOptionParameter));
-    dest[num_dest_options].name = NULL;
-
-    while (list && list->name) {
-        if (get_option_parameter(dest, list->name) == NULL) {
-            dest[num_dest_options++] = *list;
-            dest[num_dest_options].name = NULL;
-        }
-        list++;
-    }
-
-    return dest;
-}
-
-/*
- * Parses a parameter string (param) into an option list (dest).
- *
- * list is the template option list. If dest is NULL, a new copy of list is
- * created. If list is NULL, this function fails.
- *
- * A parameter string consists of one or more parameters, separated by commas.
- * Each parameter consists of its name and possibly of a value. In the latter
- * case, the value is delimited by an = character. To specify a value which
- * contains commas, double each comma so it won't be recognized as the end of
- * the parameter.
- *
- * For more details of the parsing see above.
- *
- * Returns a pointer to the first element of dest (or the newly allocated copy)
- * or NULL in error cases
- */
-QEMUOptionParameter *parse_option_parameters(const char *param,
-    QEMUOptionParameter *list, QEMUOptionParameter *dest)
-{
-    QEMUOptionParameter *allocated = NULL;
-    char name[256];
-    char value[256];
-    char *param_delim, *value_delim;
-    char next_delim;
-
-    if (list == NULL) {
-        return NULL;
-    }
-
-    if (dest == NULL) {
-        dest = allocated = append_option_parameters(NULL, list);
-    }
-
-    while (*param) {
-
-        // Find parameter name and value in the string
-        param_delim = strchr(param, ',');
-        value_delim = strchr(param, '=');
-
-        if (value_delim && (value_delim < param_delim || !param_delim)) {
-            next_delim = '=';
-        } else {
-            next_delim = ',';
-            value_delim = NULL;
-        }
-
-        param = get_opt_name(name, sizeof(name), param, next_delim);
-        if (value_delim) {
-            param = get_opt_value(value, sizeof(value), param + 1);
-        }
-        if (*param != '\0') {
-            param++;
-        }
-
-        // Set the parameter
-        if (set_option_parameter(dest, name, value_delim ? value : NULL)) {
-            goto fail;
-        }
-    }
-
-    return dest;
-
-fail:
-    // Only free the list if it was newly allocated
-    free_option_parameters(allocated);
-    return NULL;
-}
-
-/*
- * Prints all options of a list that have a value to stdout
- */
-void print_option_parameters(QEMUOptionParameter *list)
-{
-    while (list && list->name) {
-        switch (list->type) {
-            case OPT_STRING:
-                 if (list->value.s != NULL) {
-                     printf("%s='%s' ", list->name, list->value.s);
-                 }
-                break;
-            case OPT_FLAG:
-                printf("%s=%s ", list->name, list->value.n ? "on" : "off");
-                break;
-            case OPT_SIZE:
-            case OPT_NUMBER:
-                printf("%s=%" PRId64 " ", list->name, list->value.n);
-                break;
-            default:
-                printf("%s=(unknown type) ", list->name);
-                break;
-        }
-        list++;
-    }
-}
-
-/*
- * Prints an overview of all available options
- */
-void print_option_help(QEMUOptionParameter *list)
-{
-    printf("Supported options:\n");
-    while (list && list->name) {
-        printf("%-16s %s\n", list->name,
-            list->help ? list->help : "No description available");
-        list++;
-    }
-}
-
 /* ------------------------------------------------------------------ */
 
 static QemuOpt *qemu_opt_find(QemuOpts *opts, const char *name)
@@ -827,14 +542,37 @@ void qemu_opts_del(QemuOpts *opts)
 
 int qemu_opts_print(QemuOpts *opts, void *dummy)
 {
-    QemuOpt *opt;
+    QemuOpt *opt = NULL;
+    QemuOptDesc *desc = opts->list->desc;
 
-    fprintf(stderr, "%s: %s:", opts->list->name,
-            opts->id ? opts->id : "<noid>");
-    QTAILQ_FOREACH(opt, &opts->head, next) {
-        fprintf(stderr, " %s=\"%s\"", opt->name, opt->str);
+    while (desc && desc->name) {
+        opt = qemu_opt_find(opts, desc->name);
+        switch (desc->type) {
+        case QEMU_OPT_STRING:
+            if (opt != NULL) {
+                printf("%s='%s' ", opt->name, opt->str);
+            }
+            break;
+        case QEMU_OPT_BOOL:
+            printf("%s=%s ", desc->name, (opt && opt->str) ? "on" : "off");
+            break;
+        case QEMU_OPT_NUMBER:
+        case QEMU_OPT_SIZE:
+            if (strcmp(desc->name, "cluster_size")) {
+                printf("%s=%" PRId64 " ", desc->name,
+                    (opt && opt->value.uint) ? opt->value.uint : 0);
+            } else {
+                printf("%s=%" PRId64 " ", desc->name,
+                    (opt && opt->value.uint) ?
+                        opt->value.uint : desc->def_value);
+            }
+            break;
+        default:
+            printf("%s=(unknown type) ", desc->name);
+            break;
+        }
+        desc++;
     }
-    fprintf(stderr, "\n");
     return 0;
 }
 
@@ -1097,3 +835,91 @@ int qemu_opts_foreach(QemuOptsList *list, qemu_opts_loopfunc func, void *opaque,
     loc_pop(&loc);
     return rc;
 }
+
+static size_t count_opts_list(QemuOptsList *list)
+{
+    size_t i = 0;
+
+    while (list && list->desc[i].name) {
+        i++;
+    }
+
+    return i;
+}
+
+/* Create a new QemuOptsList and make its desc to the merge of first and second.
+ * It will allocate space for one nuew QemuOptsList plus enouth space for
+ * QemuOptDesc in first and second QemuOptsList. First argument's QemuOptDesc
+ * members take precedence over second's.
+ */
+QemuOptsList *append_opts_list(QemuOptsList *first,
+    QemuOptsList *second)
+{
+    size_t num_first_options, num_second_options;
+    QemuOptsList *dest = NULL;
+    int i = 0;
+    int index = 0;
+
+    num_first_options = count_opts_list(first);
+    num_second_options = count_opts_list(second);
+    if (num_first_options + num_second_options == 0) {
+        return NULL;
+    }
+
+    dest = g_malloc0(sizeof(QemuOptsList)
+        + (num_first_options + num_second_options) * sizeof(QemuOptDesc));
+
+    dest->name = "test";
+    dest->implied_opt_name = NULL;
+    dest->merge_lists = false;
+    QTAILQ_INIT(&dest->head);
+    while (first && (first->desc[i].name)) {
+        if (!find_desc_by_name(dest->desc, first->desc[i].name)) {
+            dest->desc[index].name = g_strdup(first->desc[i].name);
+            dest->desc[index].help = g_strdup(first->desc[i].help);
+            dest->desc[index].type = first->desc[i].type;
+            dest->desc[index].def_value = first->desc[i].def_value;
+            ++index;
+       }
+        i++;
+    }
+    i = 0;
+    while (second && (second->desc[i].name)) {
+        if (!find_desc_by_name(dest->desc, second->desc[i].name)) {
+            dest->desc[index].name = g_strdup(first->desc[i].name);
+            dest->desc[index].help = g_strdup(first->desc[i].help);
+            dest->desc[index].type = second->desc[i].type;
+            dest->desc[index].def_value = second->desc[i].def_value;
+            ++index;
+        }
+        i++;
+    }
+    dest->desc[index].name = NULL;
+    return dest;
+}
+
+void free_opts_list(QemuOptsList *list)
+{
+    int i = 0;
+
+    while (list && list->desc[i].name) {
+        g_free((char *)list->desc[i].name);
+        g_free((char *)list->desc[i].help);
+        i++;
+    }
+
+    g_free(list);
+}
+
+void print_opts_list(QemuOptsList *list)
+{
+    int i = 0;
+    printf("Supported options:\n");
+    while (list && list->desc[i].name) {
+        printf("%-16s %s\n", list->desc[i].name,
+            list->desc[i].help ?
+                list->desc[i].help : "No description available");
+        i++;
+    }
+}
+
diff --git a/qemu-option.h b/qemu-option.h
index 002dd07..be9c251 100644
--- a/qemu-option.h
+++ b/qemu-option.h
@@ -31,24 +31,6 @@
 #include "error.h"
 #include "qdict.h"
 
-enum QEMUOptionParType {
-    OPT_FLAG,
-    OPT_NUMBER,
-    OPT_SIZE,
-    OPT_STRING,
-};
-
-typedef struct QEMUOptionParameter {
-    const char *name;
-    enum QEMUOptionParType type;
-    union {
-        uint64_t n;
-        char* s;
-    } value;
-    const char *help;
-} QEMUOptionParameter;
-
-
 const char *get_opt_name(char *buf, int buf_size, const char *p, char delim);
 const char *get_opt_value(char *buf, int buf_size, const char *p);
 int get_next_param_value(char *buf, int buf_size,
@@ -58,27 +40,6 @@ int get_param_value(char *buf, int buf_size,
 int check_params(char *buf, int buf_size,
                  const char * const *params, const char *str);
 
-
-/*
- * The following functions take a parameter list as input. This is a pointer to
- * the first element of a QEMUOptionParameter array which is terminated by an
- * entry with entry->name == NULL.
- */
-
-QEMUOptionParameter *get_option_parameter(QEMUOptionParameter *list,
-    const char *name);
-int set_option_parameter(QEMUOptionParameter *list, const char *name,
-    const char *value);
-int set_option_parameter_int(QEMUOptionParameter *list, const char *name,
-    uint64_t value);
-QEMUOptionParameter *append_option_parameters(QEMUOptionParameter *dest,
-    QEMUOptionParameter *list);
-QEMUOptionParameter *parse_option_parameters(const char *param,
-    QEMUOptionParameter *list, QEMUOptionParameter *dest);
-void free_option_parameters(QEMUOptionParameter *list);
-void print_option_parameters(QEMUOptionParameter *list);
-void print_option_help(QEMUOptionParameter *list);
-
 /* ------------------------------------------------------------------ */
 
 typedef struct QemuOpt QemuOpt;
@@ -96,6 +57,7 @@ typedef struct QemuOptDesc {
     const char *name;
     enum QemuOptType type;
     const char *help;
+    uint64_t def_value;
 } QemuOptDesc;
 
 struct QemuOptsList {
@@ -154,5 +116,8 @@ typedef int (*qemu_opts_loopfunc)(QemuOpts *opts, void *opaque);
 int qemu_opts_print(QemuOpts *opts, void *dummy);
 int qemu_opts_foreach(QemuOptsList *list, qemu_opts_loopfunc func, void *opaque,
                       int abort_on_failure);
-
+QemuOptsList *append_opts_list(QemuOptsList *dest,
+    QemuOptsList *list);
+void free_opts_list(QemuOptsList *list);
+void print_opts_list(QemuOptsList *list);
 #endif
