signal.h

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#pragma once
 
#include <stdint.h>


#define OSMO_SIGNAL_SS_APPS             0
#define OSMO_SIGNAL_SS_RESERVED         2147483648u

enum {
        SS_L_GLOBAL             = OSMO_SIGNAL_SS_RESERVED,
        SS_L_INPUT,
        SS_L_NS,
        SS_L_VTY,
};
 
/* application-defined signal types. */
#define OSMO_SIGNAL_T_APPS              0
#define OSMO_SIGNAL_T_RESERVED          2147483648u

enum {
        S_L_GLOBAL_SHUTDOWN     = OSMO_SIGNAL_T_RESERVED,
};

typedef int osmo_signal_cbfn(unsigned int subsys, unsigned int signal, void *handler_data, void *signal_data);
 
 
/* Management */
void *osmo_signal_talloc_ctx_init(void *root_ctx);
int osmo_signal_register_handler(unsigned int subsys, osmo_signal_cbfn *cbfn, void *data);
void osmo_signal_unregister_handler(unsigned int subsys, osmo_signal_cbfn *cbfn, void *data);
 
/* Dispatch */
void osmo_signal_dispatch(unsigned int subsys, unsigned int signal, void *signal_data);