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add new functions pa_dbus_add_matches()/pa_dbus_remove_matches()

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This commit is contained in:
Lennart Poettering 2009-01-29 03:30:50 +01:00
parent daf0612e37
commit 509535d240
2 changed files with 60 additions and 0 deletions
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57
src/modules/dbus-util.c
View file

@ -24,6 +24,8 @@
#include <config.h>
#endif
#include <stdarg.h>
#include <pulse/xmalloc.h>
#include <pulse/timeval.h>
#include <pulsecore/log.h>
@ -325,3 +327,58 @@ pa_dbus_connection* pa_dbus_bus_get(pa_core *c, DBusBusType type, DBusError *err
return pconn;
}
int pa_dbus_add_matches(DBusConnection *c, DBusError *error, ...) {
const char *t;
va_list ap;
unsigned k = 0;
pa_assert(c);
pa_assert(error);
va_start(ap, error);
while ((t = va_arg(ap, const char*))) {
dbus_bus_add_match(c, t, error);
if (dbus_error_is_set(error))
goto fail;
k++;
}
va_end(ap);
return 0;
fail:
va_end(ap);
va_start(ap, error);
for (; k > 0; k--) {
DBusError e;
pa_assert_se(t = va_arg(ap, const char*));
dbus_error_init(&e);
dbus_bus_remove_match(c, t, &e);
dbus_error_free(&e);
}
va_end(ap);
return -1;
}
void pa_dbus_remove_matches(DBusConnection *c, ...) {
const char *t;
va_list ap;
DBusError error;
pa_assert(c);
dbus_error_init(&error);
va_start(ap, c);
while ((t = va_arg(ap, const char*))) {
dbus_bus_remove_match(c, t, &error);
dbus_error_free(&error);
}
va_end(ap);
}

3
src/modules/dbus-util.h
View file

@ -37,4 +37,7 @@ DBusConnection* pa_dbus_connection_get(pa_dbus_connection *conn);
pa_dbus_connection* pa_dbus_connection_ref(pa_dbus_connection *conn);
void pa_dbus_connection_unref(pa_dbus_connection *conn);
int pa_dbus_add_matches(DBusConnection *c, DBusError *error, ...) PA_GCC_SENTINEL;
void pa_dbus_remove_matches(DBusConnection *c, ...) PA_GCC_SENTINEL;
#endif