mirror of https://gerrit.osmocom.org/libosmocore
46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
#ifndef OSMO_SIGNAL_H
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#define OSMO_SIGNAL_H
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#include <stdint.h>
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/*! \defgroup signal Intra-application signals
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* @{
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*/
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/*! \file signal.h */
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/* subsystem signaling numbers: we split the numberspace for applications and
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* libraries: from 0 to UINT_MAX/2 for applications, from UINT_MAX/2 to
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* UINT_MAX for libraries. */
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#define OSMO_SIGNAL_SS_APPS 0
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#define OSMO_SIGNAL_SS_RESERVED 2147483648
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/*! \brief signal subsystems */
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enum {
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SS_L_GLOBAL = OSMO_SIGNAL_SS_RESERVED,
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SS_L_INPUT,
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};
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/* application-defined signal types. */
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#define OSMO_SIGNAL_T_APPS 0
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#define OSMO_SIGNAL_T_RESERVED 2147483648
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/*! \brief signal types. */
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enum {
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S_L_GLOBAL_SHUTDOWN = OSMO_SIGNAL_T_RESERVED,
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};
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/*! signal callback function type */
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typedef int osmo_signal_cbfn(unsigned int subsys, unsigned int signal, void *handler_data, void *signal_data);
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/* Management */
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int osmo_signal_register_handler(unsigned int subsys, osmo_signal_cbfn *cbfn, void *data);
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void osmo_signal_unregister_handler(unsigned int subsys, osmo_signal_cbfn *cbfn, void *data);
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/* Dispatch */
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void osmo_signal_dispatch(unsigned int subsys, unsigned int signal, void *signal_data);
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/*! }@ */
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#endif /* OSMO_SIGNAL_H */
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