diff options
| -rw-r--r-- | include/qemu/option.h | 2 | ||||
| -rw-r--r-- | util/qemu-option.c | 49 |
2 files changed, 51 insertions, 0 deletions
diff --git a/include/qemu/option.h b/include/qemu/option.h index 3ea871a3ba..8c0ac3485e 100644 --- a/include/qemu/option.h +++ b/include/qemu/option.h @@ -79,6 +79,8 @@ void parse_option_size(const char *name, const char *value, void free_option_parameters(QEMUOptionParameter *list); void print_option_parameters(QEMUOptionParameter *list); void print_option_help(QEMUOptionParameter *list); +bool has_help_option(const char *param); +bool is_valid_option_list(const char *param); /* ------------------------------------------------------------------ */ diff --git a/util/qemu-option.c b/util/qemu-option.c index fd76cd2ada..9d898af443 100644 --- a/util/qemu-option.c +++ b/util/qemu-option.c @@ -450,6 +450,55 @@ fail: return NULL; } +bool has_help_option(const char *param) +{ + size_t buflen = strlen(param) + 1; + char *buf = g_malloc0(buflen); + const char *p = param; + bool result = false; + + while (*p) { + p = get_opt_value(buf, buflen, p); + if (*p) { + p++; + } + + if (is_help_option(buf)) { + result = true; + goto out; + } + } + +out: + free(buf); + return result; +} + +bool is_valid_option_list(const char *param) +{ + size_t buflen = strlen(param) + 1; + char *buf = g_malloc0(buflen); + const char *p = param; + bool result = true; + + while (*p) { + p = get_opt_value(buf, buflen, p); + if (*p && !*++p) { + result = false; + goto out; + } + + if (!*buf || *buf == ',') { + result = false; + goto out; + } + } + +out: + free(buf); + return result; +} + /* * Prints all options of a list that have a value to stdout */ |