59typedef unsigned char process_event_t;
60typedef void * process_data_t;
61typedef unsigned char process_num_events_t;
74#define PROCESS_ERR_OK 0
82#define PROCESS_ERR_FULL 1
85#define PROCESS_NONE NULL
87#ifndef PROCESS_CONF_NUMEVENTS
88#define PROCESS_CONF_NUMEVENTS 32
91#define PROCESS_EVENT_NONE 0x80
92#define PROCESS_EVENT_INIT 0x81
93#define PROCESS_EVENT_POLL 0x82
94#define PROCESS_EVENT_EXIT 0x83
95#define PROCESS_EVENT_SERVICE_REMOVED 0x84
96#define PROCESS_EVENT_CONTINUE 0x85
97#define PROCESS_EVENT_MSG 0x86
98#define PROCESS_EVENT_EXITED 0x87
99#define PROCESS_EVENT_TIMER 0x88
100#define PROCESS_EVENT_COM 0x89
101#define PROCESS_EVENT_MAX 0x8a
103#define PROCESS_BROADCAST NULL
104#define PROCESS_ZOMBIE ((struct process *)0x1)
120#define PROCESS_BEGIN() PT_BEGIN(process_pt)
131#define PROCESS_END() PT_END(process_pt)
141#define PROCESS_WAIT_EVENT() PROCESS_YIELD()
157#define PROCESS_WAIT_EVENT_UNTIL(c) PROCESS_YIELD_UNTIL(c)
164#define PROCESS_YIELD() PT_YIELD(process_pt)
178#define PROCESS_YIELD_UNTIL(c) PT_YIELD_UNTIL(process_pt, c)
192#define PROCESS_WAIT_UNTIL(c) PT_WAIT_UNTIL(process_pt, c)
193#define PROCESS_WAIT_WHILE(c) PT_WAIT_WHILE(process_pt, c)
200#define PROCESS_EXIT() PT_EXIT(process_pt)
211#define PROCESS_PT_SPAWN(pt, thread) PT_SPAWN(process_pt, pt, thread)
221#define PROCESS_PAUSE() do { \
222 process_post(PROCESS_CURRENT(), PROCESS_EVENT_CONTINUE, NULL); \
223 PROCESS_WAIT_EVENT_UNTIL(ev == PROCESS_EVENT_CONTINUE); \
242#define PROCESS_POLLHANDLER(handler) if(ev == PROCESS_EVENT_POLL) { handler; }
254#define PROCESS_EXITHANDLER(handler) if(ev == PROCESS_EVENT_EXIT) { handler; }
273#define PROCESS_THREAD(name, ev, data) \
274static PT_THREAD(process_thread_##name(struct pt *process_pt, \
275 process_event_t ev, \
276 process_data_t data))
286#define PROCESS_NAME(name) extern struct process name
301#if PROCESS_CONF_NO_PROCESS_NAMES
302#define PROCESS(name, strname) \
303 PROCESS_THREAD(name, ev, data); \
304 struct process name = { NULL, \
305 process_thread_##name, {0}, 0, 0 }
307#define PROCESS(name, strname) \
308 PROCESS_THREAD(name, ev, data); \
309 struct process name = { NULL, strname, \
310 process_thread_##name, {0}, 0, 0 }
316 struct process *next;
317#if PROCESS_CONF_NO_PROCESS_NAMES
318#define PROCESS_NAME_STRING(process) ""
321#define PROCESS_NAME_STRING(process) (process)->name
323 PT_THREAD((* thread)(
struct pt *, process_event_t, process_data_t));
325 unsigned char state, needspoll;
365int process_post(
struct process *p, process_event_t ev, process_data_t data);
378 process_event_t ev, process_data_t data);
402#define PROCESS_CURRENT() process_current
403extern struct process *process_current;
426#define PROCESS_CONTEXT_BEGIN(p) {\
427struct process *tmp_current = PROCESS_CURRENT();\
440#define PROCESS_CONTEXT_END(p) process_current = tmp_current; }
524extern struct process *process_list;
526#define PROCESS_LIST() process_list
Default definitions of C compiler quirk work-arounds.
int process_run(void)
Run the system once - call poll handlers and process one event.
int process_post(struct process *p, process_event_t ev, process_data_t data)
Post an asynchronous event.
void process_exit(struct process *p)
Cause a process to exit.
void process_post_synch(struct process *p, process_event_t ev, process_data_t data)
Post a synchronous event to a process.
process_event_t process_alloc_event(void)
Allocate a global event number.
void process_start(struct process *p, process_data_t data)
Start a process.
int process_nevents(void)
Number of events waiting to be processed.
void process_init(void)
Initialize the process module.
int process_is_running(struct process *p)
Check if a process is running.
void process_poll(struct process *p)
Request a process to be polled.
#define PT_THREAD(name_args)
Declaration of a protothread.
Protothreads implementation.