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DL6ER
59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
/* Pi-hole: A black hole for Internet advertisements
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* (c) 2019 Pi-hole, LLC (https://pi-hole.net)
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* Network-wide ad blocking via your own hardware.
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*
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* FTL Engine
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* Daemon prototypes
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*
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* This file is copyright under the latest version of the EUPL.
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* Please see LICENSE file for your rights under this license. */
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#ifndef DAEMON_H
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#define DAEMON_H
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#include "enums.h"
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extern pthread_t threads[THREADS_MAX];
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void go_daemon(void);
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void savepid(void);
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char *getUserName(void);
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const char *hostname(void);
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const char *domainname(void);
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void delay_startup(void);
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bool is_fork(const pid_t mpid, const pid_t pid) __attribute__ ((const));
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void cleanup(const int ret);
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void set_nice(void);
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void calc_cpu_usage(const unsigned int interval);
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float get_cpu_percentage(void) __attribute__((pure));
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bool ipv6_enabled(void);
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void init_locale(void);
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#include <sys/syscall.h>
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#include <unistd.h>
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// Get ID of current thread (incorrectly shown as "PID" in, e.g., htop)
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// We define this wrapper ourselves as the GNU C Library only added it
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// in 2019 meaning that, while we're writing this, it will not be widely
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// available. It was only added even later (end of 2019) to musl libc.
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// https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=1d0fc213824eaa2a8f8c4385daaa698ee8fb7c92
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// https://www.openwall.com/lists/musl/2019/08/01/11
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// To avoid any conflicts, also in the future, we use our own macro for this
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#if !defined(SYS_gettid) && defined(__NR_gettid)
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#define SYS_gettid __NR_gettid
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#endif // !SYS_gettid && __NR_gettid
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pid_t FTL_gettid(void);
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#define gettid FTL_gettid
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// getrandom() is only available since glibc 2.25
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// https://www.gnu.org/software/gnulib/manual/html_node/sys_002frandom_002eh.html
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#if !defined(__GLIBC__) || __GLIBC__ > 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ >= 25)
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#include <sys/random.h>
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#else
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#define getrandom getrandom_fallback
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#endif
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ssize_t getrandom_fallback(void *buf, size_t buflen, unsigned int flags);
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extern bool resolver_ready;
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extern bool dnsmasq_failed;
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#endif //DAEMON_H
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