Annotation of embedaddon/nginx/src/core/ngx_cycle.h, revision 1.1.1.1
1.1 misho 1:
2: /*
3: * Copyright (C) Igor Sysoev
4: * Copyright (C) Nginx, Inc.
5: */
6:
7:
8: #ifndef _NGX_CYCLE_H_INCLUDED_
9: #define _NGX_CYCLE_H_INCLUDED_
10:
11:
12: #include <ngx_config.h>
13: #include <ngx_core.h>
14:
15:
16: #ifndef NGX_CYCLE_POOL_SIZE
17: #define NGX_CYCLE_POOL_SIZE NGX_DEFAULT_POOL_SIZE
18: #endif
19:
20:
21: #define NGX_DEBUG_POINTS_STOP 1
22: #define NGX_DEBUG_POINTS_ABORT 2
23:
24:
25: typedef struct ngx_shm_zone_s ngx_shm_zone_t;
26:
27: typedef ngx_int_t (*ngx_shm_zone_init_pt) (ngx_shm_zone_t *zone, void *data);
28:
29: struct ngx_shm_zone_s {
30: void *data;
31: ngx_shm_t shm;
32: ngx_shm_zone_init_pt init;
33: void *tag;
34: };
35:
36:
37: struct ngx_cycle_s {
38: void ****conf_ctx;
39: ngx_pool_t *pool;
40:
41: ngx_log_t *log;
42: ngx_log_t new_log;
43:
44: ngx_connection_t **files;
45: ngx_connection_t *free_connections;
46: ngx_uint_t free_connection_n;
47:
48: ngx_queue_t reusable_connections_queue;
49:
50: ngx_array_t listening;
51: ngx_array_t paths;
52: ngx_list_t open_files;
53: ngx_list_t shared_memory;
54:
55: ngx_uint_t connection_n;
56: ngx_uint_t files_n;
57:
58: ngx_connection_t *connections;
59: ngx_event_t *read_events;
60: ngx_event_t *write_events;
61:
62: ngx_cycle_t *old_cycle;
63:
64: ngx_str_t conf_file;
65: ngx_str_t conf_param;
66: ngx_str_t conf_prefix;
67: ngx_str_t prefix;
68: ngx_str_t lock_file;
69: ngx_str_t hostname;
70: };
71:
72:
73: typedef struct {
74: ngx_flag_t daemon;
75: ngx_flag_t master;
76:
77: ngx_msec_t timer_resolution;
78:
79: ngx_int_t worker_processes;
80: ngx_int_t debug_points;
81:
82: ngx_int_t rlimit_nofile;
83: ngx_int_t rlimit_sigpending;
84: off_t rlimit_core;
85:
86: int priority;
87:
88: ngx_uint_t cpu_affinity_n;
89: uint64_t *cpu_affinity;
90:
91: char *username;
92: ngx_uid_t user;
93: ngx_gid_t group;
94:
95: ngx_str_t working_directory;
96: ngx_str_t lock_file;
97:
98: ngx_str_t pid;
99: ngx_str_t oldpid;
100:
101: ngx_array_t env;
102: char **environment;
103:
104: #if (NGX_THREADS)
105: ngx_int_t worker_threads;
106: size_t thread_stack_size;
107: #endif
108:
109: } ngx_core_conf_t;
110:
111:
112: typedef struct {
113: ngx_pool_t *pool; /* pcre's malloc() pool */
114: } ngx_core_tls_t;
115:
116:
117: #define ngx_is_init_cycle(cycle) (cycle->conf_ctx == NULL)
118:
119:
120: ngx_cycle_t *ngx_init_cycle(ngx_cycle_t *old_cycle);
121: ngx_int_t ngx_create_pidfile(ngx_str_t *name, ngx_log_t *log);
122: void ngx_delete_pidfile(ngx_cycle_t *cycle);
123: ngx_int_t ngx_signal_process(ngx_cycle_t *cycle, char *sig);
124: void ngx_reopen_files(ngx_cycle_t *cycle, ngx_uid_t user);
125: char **ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last);
126: ngx_pid_t ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv);
127: uint64_t ngx_get_cpu_affinity(ngx_uint_t n);
128: ngx_shm_zone_t *ngx_shared_memory_add(ngx_conf_t *cf, ngx_str_t *name,
129: size_t size, void *tag);
130:
131:
132: extern volatile ngx_cycle_t *ngx_cycle;
133: extern ngx_array_t ngx_old_cycles;
134: extern ngx_module_t ngx_core_module;
135: extern ngx_uint_t ngx_test_config;
136: extern ngx_uint_t ngx_quiet_mode;
137: #if (NGX_THREADS)
138: extern ngx_tls_key_t ngx_core_tls_key;
139: #endif
140:
141:
142: #endif /* _NGX_CYCLE_H_INCLUDED_ */
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