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47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/*
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* BIRD Internet Routing Daemon -- Global runtime context
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*
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* (c) 2024 Maria Matejka <mq@jmq.cz>
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* (c) 2024 CZ.NIC, z.s.p.o.
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*
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* Can be freely distributed and used under the terms of the GNU GPL.
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*/
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#include "lib/timer.h"
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/* Shutdown requested, behave accordingly.
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* Initially zero, once set to one, never reset. */
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extern int shutting_down;
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/* I/O loops log information about task scheduling */
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enum latency_debug_flags {
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DL_PING = 1,
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DL_WAKEUP = 2,
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DL_SCHEDULING = 4,
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DL_ALLOCATOR = 8,
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DL_SOCKETS = 0x10,
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DL_EVENTS = 0x20,
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DL_TIMERS = 0x40,
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};
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struct alloc_config {
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uint keep_mem_max_global; /* How much free memory is kept hot in total */
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uint keep_mem_max_local; /* How much free memory is kept hot in every thread */
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uint at_once; /* How much memory to allocate at once */
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};
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#define GLOBAL_RUNTIME_CONTENTS \
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struct timeformat tf_log; /* Time format for the logfile */ \
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struct timeformat tf_base; /* Time format for other purposes */ \
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btime load_time; /* When we reconfigured last time */ \
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enum latency_debug_flags latency_debug; /* What to log about IO loop */ \
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u32 latency_limit; /* Events with longer duration are logged (us) */ \
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u32 watchdog_warning; /* I/O loop watchdog limit for warning (us) */ \
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const char *hostname; /* Hostname */ \
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struct alloc_config alloc; /* Allocation settings */ \
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struct global_runtime { GLOBAL_RUNTIME_CONTENTS };
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extern struct global_runtime * _Atomic global_runtime;
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void switch_runtime(struct global_runtime *);
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