From b4d46aa9c255ccb6f121b3657f6910c29e02d704 Mon Sep 17 00:00:00 2001 From: nyorain Date: Thu, 4 Oct 2018 13:46:01 +0200 Subject: Use sd_bus_get_property_trivial & remove numbering --- backend/session/logind.c | 86 ++++++++++++++++++++---------------------------- 1 file changed, 35 insertions(+), 51 deletions(-) (limited to 'backend/session') diff --git a/backend/session/logind.c b/backend/session/logind.c index b86cf3dc..b44112e6 100644 --- a/backend/session/logind.c +++ b/backend/session/logind.c @@ -48,30 +48,6 @@ static struct logind_session *logind_session_from_session( return (struct logind_session *)base; } -static void parse_active(struct logind_session *session, - struct sd_bus_message *msg) { - int ret; - ret = sd_bus_message_enter_container(msg, 'v', "b"); - if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus active property (1): %s", - strerror(-ret)); - return; - } - - bool active; - ret = sd_bus_message_read_basic(msg, 'b', &active); - if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus active property (2): %s", - strerror(-ret)); - return; - } - - if (!session->has_drm) { - session->base.active = active; - wlr_signal_emit_safe(&session->base.session_signal, session); - } -} - static int logind_take_device(struct wlr_session *base, const char *path) { struct logind_session *session = logind_session_from_session(base); @@ -346,17 +322,15 @@ static int properties_changed(sd_bus_message *msg, void *userdata, struct logind_session *session = userdata; int ret = 0; - // if we have drm fd we don't depend on this + // if we have a drm fd we don't depend on this if (session->has_drm) { return 0; } - // PropertiesChanged 1: interface + // PropertiesChanged arg 1: interface const char *interface; ret = sd_bus_message_read_basic(msg, 's', &interface); // skip path if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged (1) %s", - strerror(-ret)); goto error; } @@ -366,11 +340,9 @@ static int properties_changed(sd_bus_message *msg, void *userdata, return 0; } - // PropertiesChanged 2: changed properties with values + // PropertiesChanged arg 2: changed properties with values ret = sd_bus_message_enter_container(msg, 'a', "{sv}"); if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged (2) %s", - strerror(-ret)); goto error; } @@ -378,13 +350,26 @@ static int properties_changed(sd_bus_message *msg, void *userdata, while ((ret = sd_bus_message_enter_container(msg, 'e', "sv")) > 0) { ret = sd_bus_message_read_basic(msg, 's', &s); if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged (3) %s", - strerror(-ret)); goto error; } if (strcmp(s, "Active") == 0) { - parse_active(session, msg); + int ret; + ret = sd_bus_message_enter_container(msg, 'v', "b"); + if (ret < 0) { + goto error; + } + + bool active; + ret = sd_bus_message_read_basic(msg, 'b', &active); + if (ret < 0) { + goto error; + } + + if (session->base.active != active) { + session->base.active = active; + wlr_signal_emit_safe(&session->base.session_signal, session); + } return 0; } else { sd_bus_message_skip(msg, "{sv}"); @@ -392,53 +377,52 @@ static int properties_changed(sd_bus_message *msg, void *userdata, ret = sd_bus_message_exit_container(msg); if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged (4) %s", - strerror(-ret)); goto error; } } if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged (5) %s", - strerror(-ret)); goto error; } ret = sd_bus_message_exit_container(msg); if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged (6) %s", - strerror(-ret)); goto error; } - // PropertiesChanged 3: changed properties without values + // PropertiesChanged arg 3: changed properties without values sd_bus_message_enter_container(msg, 'a', "s"); while ((ret = sd_bus_message_read_basic(msg, 's', &s)) > 0) { if (strcmp(s, "Active") == 0) { sd_bus_error error = SD_BUS_ERROR_NULL; - sd_bus_message *answer = NULL; - ret = sd_bus_call_method(session->bus, "org.freedesktop.login1", - session->path, "org.freedesktop.DBus.Properties", "Get", - &error, &answer, "ss", "org.freedesktop.login1.Session", - "Active"); + bool active; + ret = sd_bus_get_property_trivial(session->bus, + "org.freedesktop.login1", session->path, + "org.freedesktop.login1.Session", "Active", &error, + 'b', &active); if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to get active property: '%s' (%s)", + wlr_log(WLR_ERROR, "Failed to get 'Active' property: '%s' (%s)", error.message, strerror(ret)); - goto error; + return 0; } - parse_active(session, answer); + if (session->base.active != active) { + session->base.active = active; + wlr_signal_emit_safe(&session->base.session_signal, session); + } return 0; } } if (ret < 0) { - wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged (7) %s", - strerror(-ret)); goto error; } + return 0; + error: + wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged %s", + strerror(-ret)); return 0; } -- cgit v1.2.3