root/luci2/upsd/core.h @ 5795

Revision 5795, 2.5 KB (checked in by Cyrus, 3 years ago)

upsd: Parse and store X- options (TODO: implement X- handling)
Line 
1#ifndef UPSDCORE_H_
2#define UPSDCORE_H_
3
4#include <time.h>
5#include <sys/types.h>
6#include <stdint.h>
7#include "upsd.h"
8#include "upsd_config.h"
9
10#if __GNUC__ >= 4
11    #define UPSD_LOCAL  __attribute__ ((visibility("hidden")))
12#else
13    #define UPSD_LOCAL
14#endif
15
16#define UPSD_LENGTHOF(array) (sizeof(array) / sizeof(*array))
17#define UPSD_MACRO_STRING(x) _UPSD_MACRO_STRING(x)
18#define _UPSD_MACRO_STRING(x) #x
19#define UPSD_LITERAL_PTRSIZE(x) x, (sizeof(x) - 1)
20
21
22typedef struct upsd_listener upsd_listener_t;
23typedef struct upsd_event upsd_event_t;
24typedef struct upsd_inst upsd_inst_t;
25typedef struct upsd_initlist upsd_initlist_t;
26typedef struct upsd_handler upsd_handler_t;
27typedef union upsd_handle upsd_handle_t;
28
29#define UPSD_ACTION_INTERNAL_CLEAN  ((upsd_action_t) -1)
30
31/* Status handle for asynchronous init actions */
32union upsd_handle {
33    pid_t pid;
34    int descriptor;
35    void *pointer;
36};
37
38/* Dynamic state part of a service, changing throughout commands */
39struct upsd_handler {
40    uint16_t flags;
41    uint16_t awaiting;
42    int16_t status;
43    time_t timeout;
44    upsd_handle_t handle;
45};
46
47/* Service dataset */
48struct upsd_init {
49    uint16_t flags;
50    void *identifier;
51    char **options;
52    char **provides;
53    upsd_worker_t worker;
54    upsd_handler_t hndl;
55};
56
57/* Event listener instance */
58struct upsd_listener {
59    uint16_t flags;
60    upsd_action_t action;
61    char *emitter;
62    char *receiver;
63};
64
65/* Event dataset */
66struct upsd_event {
67    uint16_t receiving;
68    uint16_t emitting;
69    upsd_listener_t **receivers;
70    upsd_listener_t **emitters;
71    upsd_init_t *designated;
72};
73
74/* Service list */
75struct upsd_initlist {
76    upsd_init_t *init;
77    upsd_initlist_t *next;
78};
79
80/* Command action instance */
81struct upsd_inst {
82    uint16_t flags;
83    uint16_t remaining;
84    uint16_t active;
85    uint16_t lasterror;
86    time_t time;
87    upsd_initlist_t *actions;
88};
89
90
91#include "cbi2/hmap.h"
92
93struct upsd_state {
94    cbi2_hmap_t *events;
95    upsd_report_t *report;
96    size_t reportidx;
97    upsd_inst_t inst;
98};
99
100
101#define UPSD_INIT_LEGACY            0x01
102#define UPSD_INIT_INTERNAL          0x02
103
104#if UPSD_LOGGING >= 4
105    #define UPSD_LOG_INFO(...)      syslog(LOG_INFO, __VA_ARGS__)
106#else
107    #define UPSD_LOG_INFO(...)
108#endif
109
110#if UPSD_LOGGING >= 3
111    #define UPSD_LOG_NOTE(...)      syslog(LOG_NOTICE, __VA_ARGS__)
112#else
113    #define UPSD_LOG_NOTE(...)
114#endif
115
116#if UPSD_LOGGING >= 2
117    #define UPSD_LOG_WARN(...)      syslog(LOG_WARNING, __VA_ARGS__)
118#else
119    #define UPSD_LOG_WARN(...)
120#endif
121
122#if UPSD_LOGGING >= 1
123    #define UPSD_LOG_ERROR(...)     syslog(LOG_ERR, __VA_ARGS__)
124    #include <syslog.h>
125#else
126    #define UPSD_LOG_ERROR(...)
127#endif
128
129#endif /* UPSDCORE_H_ */
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