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87035380e3
This drastically reduces the amount of boilerplate needed to get a property from a bus object.
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
#ifndef _SWAYBAR_DBUS_H
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#define _SWAYBAR_DBUS_H
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#include <stdbool.h>
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#include <dbus/dbus.h>
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extern DBusConnection *conn;
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/**
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* Checks the signature of the given iter against `sig`. Prefer to
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* `dbus_message_iter_get_signature` as this one frees the intermediate string.
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*/
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bool dbus_message_iter_check_signature(DBusMessageIter *iter, const char *sig);
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/**
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* Fetches the property and calls `callback` with a message iter pointing it.
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* Performs error handling and signature checking.
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*
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* Returns: true if message is successfully sent (will not necessarily arrive)
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* and false otherwise
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*
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* NOTE: `expected_signature` must remain valid until the message reply is
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* received, please only use 'static signatures.
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*/
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bool dbus_get_prop_async(const char *destination,
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const char *path,
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const char *iface,
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const char *prop,
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const char *expected_signature,
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void(*callback)(DBusMessageIter *iter, void *data),
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void *data);
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/**
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* Should be called in main loop to dispatch events
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*/
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void dispatch_dbus();
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/**
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* Initializes async dbus communication
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*/
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int dbus_init();
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#endif /* _SWAYBAR_DBUS_H */
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