},{
.name = "cache",
.type = QEMU_OPT_STRING,
- .help = "host cache usage (none, writeback, writethrough)",
+ .help = "host cache usage (none, writeback, writethrough, unsafe)",
},{
.name = "aio",
.type = QEMU_OPT_STRING,
QemuOptsList qemu_chardev_opts = {
.name = "chardev",
+ .implied_opt_name = "backend",
.head = QTAILQ_HEAD_INITIALIZER(qemu_chardev_opts.head),
.desc = {
{
},
};
+#ifdef CONFIG_LINUX
+QemuOptsList qemu_fsdev_opts = {
+ .name = "fsdev",
+ .implied_opt_name = "fstype",
+ .head = QTAILQ_HEAD_INITIALIZER(qemu_fsdev_opts.head),
+ .desc = {
+ {
+ .name = "fstype",
+ .type = QEMU_OPT_STRING,
+ }, {
+ .name = "path",
+ .type = QEMU_OPT_STRING,
+ }, {
+ .name = "security_model",
+ .type = QEMU_OPT_STRING,
+ },
+ { /*End of list */ }
+ },
+};
+#endif
+
+#ifdef CONFIG_LINUX
+QemuOptsList qemu_virtfs_opts = {
+ .name = "virtfs",
+ .implied_opt_name = "fstype",
+ .head = QTAILQ_HEAD_INITIALIZER(qemu_virtfs_opts.head),
+ .desc = {
+ {
+ .name = "fstype",
+ .type = QEMU_OPT_STRING,
+ }, {
+ .name = "path",
+ .type = QEMU_OPT_STRING,
+ }, {
+ .name = "mount_tag",
+ .type = QEMU_OPT_STRING,
+ }, {
+ .name = "security_model",
+ .type = QEMU_OPT_STRING,
+ },
+
+ { /*End of list */ }
+ },
+};
+#endif
+
QemuOptsList qemu_device_opts = {
.name = "device",
+ .implied_opt_name = "driver",
.head = QTAILQ_HEAD_INITIALIZER(qemu_device_opts.head),
.desc = {
/*
QemuOptsList qemu_netdev_opts = {
.name = "netdev",
+ .implied_opt_name = "type",
.head = QTAILQ_HEAD_INITIALIZER(qemu_netdev_opts.head),
.desc = {
/*
QemuOptsList qemu_net_opts = {
.name = "net",
+ .implied_opt_name = "type",
.head = QTAILQ_HEAD_INITIALIZER(qemu_net_opts.head),
.desc = {
/*
QemuOptsList qemu_mon_opts = {
.name = "mon",
+ .implied_opt_name = "chardev",
.head = QTAILQ_HEAD_INITIALIZER(qemu_mon_opts.head),
.desc = {
{
},
};
-static QemuOptsList *lists[] = {
+static QemuOptsList *vm_config_groups[] = {
&qemu_drive_opts,
&qemu_chardev_opts,
&qemu_device_opts,
NULL,
};
-static QemuOptsList *find_list(const char *group)
+static QemuOptsList *find_list(QemuOptsList **lists, const char *group)
{
int i;
break;
}
if (lists[i] == NULL) {
- qemu_error("there is no option group \"%s\"\n", group);
+ error_report("there is no option group \"%s\"", group);
}
return lists[i];
}
+QemuOptsList *qemu_find_opts(const char *group)
+{
+ return find_list(vm_config_groups, group);
+}
+
int qemu_set_option(const char *str)
{
char group[64], id[64], arg[64];
rc = sscanf(str, "%63[^.].%63[^.].%63[^=]%n", group, id, arg, &offset);
if (rc < 3 || str[offset] != '=') {
- qemu_error("can't parse: \"%s\"\n", str);
+ error_report("can't parse: \"%s\"", str);
return -1;
}
- list = find_list(group);
+ list = qemu_find_opts(group);
if (list == NULL) {
return -1;
}
opts = qemu_opts_find(list, id);
if (!opts) {
- qemu_error("there is no %s \"%s\" defined\n",
- list->name, id);
+ error_report("there is no %s \"%s\" defined",
+ list->name, id);
return -1;
}
rc = sscanf(str, "%63[^.].%63[^=]%n", driver, property, &offset);
if (rc < 2 || str[offset] != '=') {
- qemu_error("can't parse: \"%s\"\n", str);
+ error_report("can't parse: \"%s\"", str);
return -1;
}
return 0;
}
-static int qemu_add_one_global(QemuOpts *opts, void *opaque)
-{
- GlobalProperty *g;
-
- g = qemu_mallocz(sizeof(*g));
- g->driver = qemu_opt_get(opts, "driver");
- g->property = qemu_opt_get(opts, "property");
- g->value = qemu_opt_get(opts, "value");
- qdev_prop_register_global(g);
- return 0;
-}
-
-void qemu_add_globals(void)
-{
- qemu_opts_foreach(&qemu_global_opts, qemu_add_one_global, NULL, 0);
-}
-
struct ConfigWriteData {
QemuOptsList *list;
FILE *fp;
void qemu_config_write(FILE *fp)
{
struct ConfigWriteData data = { .fp = fp };
+ QemuOptsList **lists = vm_config_groups;
int i;
fprintf(fp, "# qemu config file\n\n");
}
}
-int qemu_config_parse(FILE *fp)
+int qemu_config_parse(FILE *fp, QemuOptsList **lists, const char *fname)
{
char line[1024], group[64], id[64], arg[64], value[1024];
+ Location loc;
QemuOptsList *list = NULL;
QemuOpts *opts = NULL;
+ int res = -1, lno = 0;
+ loc_push_none(&loc);
while (fgets(line, sizeof(line), fp) != NULL) {
+ loc_set_file(fname, ++lno);
if (line[0] == '\n') {
/* skip empty lines */
continue;
}
if (sscanf(line, "[%63s \"%63[^\"]\"]", group, id) == 2) {
/* group with id */
- list = find_list(group);
+ list = find_list(lists, group);
if (list == NULL)
- return -1;
+ goto out;
opts = qemu_opts_create(list, id, 1);
continue;
}
if (sscanf(line, "[%63[^]]]", group) == 1) {
/* group without id */
- list = find_list(group);
+ list = find_list(lists, group);
if (list == NULL)
- return -1;
+ goto out;
opts = qemu_opts_create(list, NULL, 0);
continue;
}
if (sscanf(line, " %63s = \"%1023[^\"]\"", arg, value) == 2) {
/* arg = value */
if (opts == NULL) {
- fprintf(stderr, "no group defined\n");
- return -1;
+ error_report("no group defined");
+ goto out;
}
if (qemu_opt_set(opts, arg, value) != 0) {
- fprintf(stderr, "failed to set \"%s\" for %s\n",
- arg, group);
- return -1;
+ goto out;
}
continue;
}
- fprintf(stderr, "parse error: %s\n", line);
- return -1;
+ error_report("parse error");
+ goto out;
+ }
+ if (ferror(fp)) {
+ error_report("error reading file");
+ goto out;
+ }
+ res = 0;
+out:
+ loc_pop(&loc);
+ return res;
+}
+
+int qemu_read_config_file(const char *filename)
+{
+ FILE *f = fopen(filename, "r");
+ int ret;
+
+ if (f == NULL) {
+ return -errno;
+ }
+
+ ret = qemu_config_parse(f, vm_config_groups, filename);
+ fclose(f);
+
+ if (ret == 0) {
+ return 0;
+ } else {
+ return -EINVAL;
}
- return 0;
}
projects / qemu.git / blobdiff