diff options
| -rw-r--r-- | include/qemu/option.h | 1 | ||||
| -rw-r--r-- | util/qemu-option.c | 56 |
2 files changed, 50 insertions, 7 deletions
diff --git a/include/qemu/option.h b/include/qemu/option.h index 1077b69851..c3b0a917d9 100644 --- a/include/qemu/option.h +++ b/include/qemu/option.h @@ -99,6 +99,7 @@ typedef struct QemuOptDesc { const char *name; enum QemuOptType type; const char *help; + const char *def_value_str; } QemuOptDesc; struct QemuOptsList { diff --git a/util/qemu-option.c b/util/qemu-option.c index 2c467918be..5af39a2f18 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -570,6 +570,13 @@ static QemuOpt *qemu_opt_find(QemuOpts *opts, const char *name) const char *qemu_opt_get(QemuOpts *opts, const char *name) { QemuOpt *opt = qemu_opt_find(opts, name); + + if (!opt) { + const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + if (desc && desc->def_value_str) { + return desc->def_value_str; + } + } return opt ? opt->str : NULL; } @@ -589,8 +596,13 @@ bool qemu_opt_get_bool(QemuOpts *opts, const char *name, bool defval) { QemuOpt *opt = qemu_opt_find(opts, name); - if (opt == NULL) + if (opt == NULL) { + const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + if (desc && desc->def_value_str) { + parse_option_bool(name, desc->def_value_str, &defval, &error_abort); + } return defval; + } assert(opt->desc && opt->desc->type == QEMU_OPT_BOOL); return opt->value.boolean; } @@ -599,8 +611,14 @@ uint64_t qemu_opt_get_number(QemuOpts *opts, const char *name, uint64_t defval) { QemuOpt *opt = qemu_opt_find(opts, name); - if (opt == NULL) + if (opt == NULL) { + const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + if (desc && desc->def_value_str) { + parse_option_number(name, desc->def_value_str, &defval, + &error_abort); + } return defval; + } assert(opt->desc && opt->desc->type == QEMU_OPT_NUMBER); return opt->value.uint; } @@ -609,8 +627,13 @@ uint64_t qemu_opt_get_size(QemuOpts *opts, const char *name, uint64_t defval) { QemuOpt *opt = qemu_opt_find(opts, name); - if (opt == NULL) + if (opt == NULL) { + const QemuOptDesc *desc = find_desc_by_name(opts->list->desc, name); + if (desc && desc->def_value_str) { + parse_option_size(name, desc->def_value_str, &defval, &error_abort); + } return defval; + } assert(opt->desc && opt->desc->type == QEMU_OPT_SIZE); return opt->value.uint; } @@ -898,11 +921,30 @@ void qemu_opts_del(QemuOpts *opts) void qemu_opts_print(QemuOpts *opts) { QemuOpt *opt; + QemuOptDesc *desc = opts->list->desc; - printf("%s: %s:", opts->list->name, - opts->id ? opts->id : "<noid>"); - QTAILQ_FOREACH(opt, &opts->head, next) { - printf(" %s=\"%s\"", opt->name, opt->str); + if (desc[0].name == NULL) { + QTAILQ_FOREACH(opt, &opts->head, next) { + printf("%s=\"%s\" ", opt->name, opt->str); + } + return; + } + for (; desc && desc->name; desc++) { + const char *value; + QemuOpt *opt = qemu_opt_find(opts, desc->name); + + value = opt ? opt->str : desc->def_value_str; + if (!value) { + continue; + } + if (desc->type == QEMU_OPT_STRING) { + printf("%s='%s' ", desc->name, value); + } else if ((desc->type == QEMU_OPT_SIZE || + desc->type == QEMU_OPT_NUMBER) && opt) { + printf("%s=%" PRId64 " ", desc->name, opt->value.uint); + } else { + printf("%s=%s ", desc->name, value); + } } } |