1 #ifndef NETDATA_COMMON_H
2 #define NETDATA_COMMON_H 1
20 #include <arpa/inet.h>
21 #include <netinet/in.h>
22 #include <netinet/tcp.h>
36 #include <sys/prctl.h>
37 #include <sys/resource.h>
38 #include <sys/socket.h>
40 #include <sys/statvfs.h>
41 #include <sys/syscall.h>
43 #include <sys/types.h>
47 #include <uuid/uuid.h>
49 #ifdef STORAGE_WITH_MATH
53 #if defined(HAVE_INTTYPES_H)
55 #elif defined(HAVE_STDINT_H)
59 #ifdef NETDATA_WITH_ZLIB
63 #ifndef __ATOMIC_SEQ_CST
64 #define NETDATA_NO_ATOMIC_INSTRUCTIONS 1
68 #define GCC_VERSION (__GNUC__ * 10000 \
69 + __GNUC_MINOR__ * 100 \
70 + __GNUC_PATCHLEVEL__)
72 #if __x86_64__ || __ppc64__
79 #define NETDATA_NO_ATOMIC_INSTRUCTIONS 1
85 #include "global_statistics.h"
86 #include "storage_number.h"
87 #include "web_buffer.h"
88 #include "web_buffer_svg.h"
93 #include "appconfig.h"
94 #include "dictionary.h"
95 #include "proc_self_mountinfo.h"
96 #include "plugin_checks.h"
97 #include "plugin_idlejitter.h"
98 #include "plugin_nfacct.h"
99 #include "plugin_proc.h"
100 #include "plugin_tc.h"
101 #include "plugins_d.h"
107 #include "rrd2json.h"
109 #include "web_client.h"
110 #include "web_server.h"
112 #include "registry.h"
115 #include "unit_test.h"
120 #define abs(x) ((x < 0)? -x : x)
122 extern unsigned long long usec_dt(struct timeval *now, struct timeval *old);
123 extern unsigned long long timeval_usec(struct timeval *tv);
125 // #define usec_dt(now, last) (((((now)->tv_sec * 1000000ULL) + (now)->tv_usec) - (((last)->tv_sec * 1000000ULL) + (last)->tv_usec)))
127 extern void netdata_fix_chart_id(char *s);
128 extern void netdata_fix_chart_name(char *s);
130 extern uint32_t simple_hash(const char *name);
131 extern uint32_t simple_uhash(const char *name);
133 extern void strreverse(char* begin, char* end);
134 extern char *mystrsep(char **ptr, char *s);
135 extern char *trim(char *s);
137 extern char *strncpyz(char *dst, const char *src, size_t n);
138 extern int vsnprintfz(char *dst, size_t n, const char *fmt, va_list args);
139 extern int snprintfz(char *dst, size_t n, const char *fmt, ...) __attribute__ (( format (printf, 3, 4)));
141 // memory allocation functions that handle failures
142 extern char *strdupz(const char *s);
143 extern void *callocz(size_t nmemb, size_t size);
144 extern void *mallocz(size_t size);
145 extern void freez(void *ptr);
146 extern void *reallocz(void *ptr, size_t size);
148 extern void *mymmap(const char *filename, size_t size, int flags, int ksm);
149 extern int savememory(const char *filename, void *mem, size_t size);
151 extern int fd_is_valid(int fd);
153 extern char *global_host_prefix;
154 extern int enable_ksm;
156 extern pid_t gettid(void);
158 extern unsigned long long time_usec(void);
159 extern int sleep_usec(unsigned long long usec);
161 extern char *fgets_trim_len(char *buf, size_t buf_size, FILE *fp, size_t *len);
163 extern int processors;
164 extern long get_system_cpus(void);
166 extern pid_t pid_max;
167 extern pid_t get_system_pid_max(void);
169 /* Number of ticks per second */
170 extern unsigned int hz;
171 extern void get_system_HZ(void);
174 /* fix for alpine linux */
175 #ifndef RUSAGE_THREAD
176 #ifdef RUSAGE_CHILDREN
177 #define RUSAGE_THREAD RUSAGE_CHILDREN
181 #endif /* NETDATA_COMMON_H */