From patchwork Thu Apr 8 20:16:18 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [01/22] QObject API: add qdict_to_qstring() function From: Miguel Di Ciurcio Filho X-Patchwork-Id: 49748 Message-Id: <1270757799-31891-2-git-send-email-miguel.filho@gmail.com> To: qemu-devel@nongnu.org Cc: armbru@redhat.com, lcapitulino@redhat.com Date: Thu, 8 Apr 2010 17:16:18 -0300 This is a helper function that converts a QDict to a QString, using the format: key1=value1 SPACE key2=value2 SPACE key3=value3 Handy for debugging and other things. Signed-off-by: Miguel Di Ciurcio Filho --- qdict.c | 39 +++++++++++++++++++++++++++++++++++++++ qdict.h | 3 +++ 2 files changed, 42 insertions(+), 0 deletions(-) diff --git a/qdict.c b/qdict.c index aae57bf..ca1a60b 100644 --- a/qdict.c +++ b/qdict.c @@ -324,6 +324,45 @@ void qdict_iter(const QDict *qdict, } } +void qdict_to_qstring_iter(const char *key, QObject *obj, void *opaque) +{ + QString *str = opaque; + + qstring_append(str, key); + qstring_append(str, "="); + switch (qobject_type(obj)) { + case QTYPE_QSTRING: + qstring_append(str, qstring_get_str(qobject_to_qstring(obj))); + break; + case QTYPE_QINT: + qstring_append_int(str, qint_get_int(qobject_to_qint(obj))); + break; + case QTYPE_QBOOL: + qstring_append(str, qbool_get_int(qobject_to_qbool(obj)) ? "true" : + "false" ); + break; + default: + qstring_append(str, "NULL"); + } + + qstring_append(str, " "); +} + +/** + * qdict_to_qstring(): Format a string with the keys and values of a QDict + * + * Return a pointer to a QString, with the following format: + * key1=value1 SPACE key2=value2 SPACE key3=value3 + */ +QString *qdict_to_qstring(const QDict *qdict) +{ + QString *str; + str = qstring_new(); + qdict_iter(qdict, qdict_to_qstring_iter, str); + + return str; +} + /** * qentry_destroy(): Free all the memory allocated by a QDictEntry */ diff --git a/qdict.h b/qdict.h index 579dcdd..6731555 100644 --- a/qdict.h +++ b/qdict.h @@ -3,6 +3,7 @@ #include "qobject.h" #include "qlist.h" +#include "qstring.h" #include "qemu-queue.h" #include @@ -43,6 +44,8 @@ int qdict_get_bool(const QDict *qdict, const char *key); QList *qdict_get_qlist(const QDict *qdict, const char *key); QDict *qdict_get_qdict(const QDict *qdict, const char *key); const char *qdict_get_str(const QDict *qdict, const char *key); +void qdict_to_qstring_iter(const char *key, QObject *obj, void *opaque); +QString *qdict_to_qstring(const QDict *qdict); int64_t qdict_get_try_int(const QDict *qdict, const char *key, int64_t err_value); const char *qdict_get_try_str(const QDict *qdict, const char *key);