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- /*
- * This file is part of the zlog Library.
- *
- * Copyright (C) 2011 by Hardy Simpson <HardySimpson1984@gmail.com>
- *
- * Licensed under the LGPL v2.1, see the file COPYING in base directory.
- */
- #define _GNU_SOURCE // For distros like Centos for syscall interface
- #include "fmacros.h"
- #include <string.h>
- #include <stdarg.h>
- #include <stdlib.h>
- #include <stdio.h>
- #include <errno.h>
- #include <pthread.h>
- #include <unistd.h>
- #include <sys/time.h>
- #include <sys/types.h>
- #include <sys/syscall.h>
- #include "zc_defs.h"
- #include "event.h"
- void zlog_event_profile(zlog_event_t * a_event, int flag)
- {
- zc_assert(a_event,);
- zc_profile(flag, "---event[%p][%s,%s][%s(%ld),%s(%ld),%ld,%d][%p,%s][%ld,%ld][%ld,%ld][%d]---",
- a_event,
- a_event->category_name, a_event->host_name,
- a_event->file, a_event->file_len,
- a_event->func, a_event->func_len,
- a_event->line, a_event->level,
- a_event->hex_buf, a_event->str_format,
- a_event->time_stamp.tv_sec, a_event->time_stamp.tv_usec,
- (long)a_event->pid, (long)a_event->tid,
- a_event->time_cache_count);
- return;
- }
- /*******************************************************************************/
- void zlog_event_del(zlog_event_t * a_event)
- {
- zc_assert(a_event,);
- if (a_event->time_caches) free(a_event->time_caches);
- zc_debug("zlog_event_del[%p]", a_event);
- free(a_event);
- return;
- }
- zlog_event_t *zlog_event_new(int time_cache_count)
- {
- zlog_event_t *a_event;
- a_event = calloc(1, sizeof(zlog_event_t));
- if (!a_event) {
- zc_error("calloc fail, errno[%d]", errno);
- return NULL;
- }
- a_event->time_caches = calloc(time_cache_count, sizeof(zlog_time_cache_t));
- if (!a_event->time_caches) {
- zc_error("calloc fail, errno[%d]", errno);
- free(a_event);
- return NULL;
- }
- a_event->time_cache_count = time_cache_count;
- /*
- * at the zlog_init we gethostname,
- * u don't always change your hostname, eh?
- */
- if (gethostname(a_event->host_name, sizeof(a_event->host_name) - 1)) {
- zc_error("gethostname fail, errno[%d]", errno);
- goto err;
- }
- a_event->host_name_len = strlen(a_event->host_name);
- /* tid is bound to a_event
- * as in whole lifecycle event persists
- * even fork to oth pid, tid not change
- */
- a_event->tid = pthread_self();
- a_event->tid_str_len = sprintf(a_event->tid_str, "%lu", (unsigned long)a_event->tid);
- a_event->tid_hex_str_len = sprintf(a_event->tid_hex_str, "%x", (unsigned int)a_event->tid);
- #ifdef __linux__
- a_event->ktid = syscall(SYS_gettid);
- #elif __APPLE__
- uint64_t tid64;
- pthread_threadid_np(NULL, &tid64);
- a_event->tid = (pid_t)tid64;
- #endif
- #if defined __linux__ || __APPLE__
- a_event->ktid_str_len = sprintf(a_event->ktid_str, "%u", (unsigned int)a_event->ktid);
- #endif
- //zlog_event_profile(a_event, ZC_DEBUG);
- return a_event;
- err:
- zlog_event_del(a_event);
- return NULL;
- }
- /*******************************************************************************/
- void zlog_event_set_fmt(zlog_event_t * a_event,
- char *category_name, size_t category_name_len,
- const char *file, size_t file_len, const char *func, size_t func_len, long line, int level,
- const char *str_format, va_list str_args)
- {
- /*
- * category_name point to zlog_category_output's category.name
- */
- a_event->category_name = category_name;
- a_event->category_name_len = category_name_len;
- a_event->file = (char *) file;
- a_event->file_len = file_len;
- a_event->func = (char *) func;
- a_event->func_len = func_len;
- a_event->line = line;
- a_event->level = level;
- a_event->generate_cmd = ZLOG_FMT;
- a_event->str_format = str_format;
- va_copy(a_event->str_args, str_args);
- /* pid should fetch eveytime, as no one knows,
- * when does user fork his process
- * so clean here, and fetch at spec.c
- */
- a_event->pid = (pid_t) 0;
- /* in a event's life cycle, time will be get when spec need,
- * and keep unchange though all event's life cycle
- * zlog_spec_write_time gettimeofday
- */
- a_event->time_stamp.tv_sec = 0;
- return;
- }
- void zlog_event_set_hex(zlog_event_t * a_event,
- char *category_name, size_t category_name_len,
- const char *file, size_t file_len, const char *func, size_t func_len, long line, int level,
- const void *hex_buf, size_t hex_buf_len)
- {
- /*
- * category_name point to zlog_category_output's category.name
- */
- a_event->category_name = category_name;
- a_event->category_name_len = category_name_len;
- a_event->file = (char *) file;
- a_event->file_len = file_len;
- a_event->func = (char *) func;
- a_event->func_len = func_len;
- a_event->line = line;
- a_event->level = level;
- a_event->generate_cmd = ZLOG_HEX;
- a_event->hex_buf = hex_buf;
- a_event->hex_buf_len = hex_buf_len;
- /* pid should fetch eveytime, as no one knows,
- * when does user fork his process
- * so clean here, and fetch at spec.c
- */
- a_event->pid = (pid_t) 0;
- /* in a event's life cycle, time will be get when spec need,
- * and keep unchange though all event's life cycle
- */
- a_event->time_stamp.tv_sec = 0;
- return;
- }
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