94 lines
2.6 KiB
C
94 lines
2.6 KiB
C
#include "fsm.h"
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static void report_event(pStateMachine self, pEvtEvent event) {
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char line[132];
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char text[132];
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snprintf(line, sizeof(line), "StateMachine=%s, State=%s(%d), event=%s",
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self->name ? self->name : "<unknown>",
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self->state_name ? self->state_name(self->myState) : "<unknown>",
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self->mySubState,
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self->event_name ? self->event_name(event, text, sizeof(text)) : "<unknown>");
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SICSLogWrite(line, eStatus);
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}
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static void handle_event(pStateMachine self, pEvtEvent event) {
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if (self->debug)
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report_event(self, event);
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if (self->myState)
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self->myState(self, event);
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}
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int fsm_msg_callback(pAsyncTxn pCmd)
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{
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pStateMachine self = (pStateMachine) pCmd->cntx;
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EvtEvent event;
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if (pCmd->txn_status == ATX_TIMEOUT) {
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if (self->debug) {
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SICSLogWrite(pCmd->out_buf, eStatus);
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SICSLogWrite("<TIMEOUT>", eStatus);
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}
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event.event_type = eTimeoutEvent;
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event.event.msg.cmd = pCmd;
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}
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else {
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if (self->debug) {
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SICSLogWrite(pCmd->out_buf, eStatus);
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SICSLogWrite(pCmd->inp_buf, eStatus);
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}
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event.event_type = eMessageEvent;
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event.event.msg.cmd = pCmd;
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}
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handle_event(self, &event);
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return 0;
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}
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int fsm_tmr_callback(void* ctx, int mode)
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{
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pStateMachine self = (pStateMachine) ctx;
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EvtEvent event;
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event.event_type = eTimerEvent;
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handle_event(self, &event);
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return 0;
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}
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int fsm_cmd_execute(pStateMachine self, const void* cmd) {
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EvtEvent event;
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event.event_type = eCommandEvent;
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event.event.cmd.cmd_text = cmd;
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handle_event(self, &event);
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return 0;
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}
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void fsm_change_state(pStateMachine self, StateFunc func) {
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if (self->debug) {
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char line[132];
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snprintf(line, sizeof(line), "StateMachine=%s, OldState=%s(%d), NewState=%s",
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self->name ? self->name : "<unknown>",
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self->state_name ? self->state_name(self->myState) : "<unknown>",
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self->mySubState,
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self->state_name ? self->state_name(func) : "<unknown>");
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if (self->debug)
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SICSLogWrite(line, eStatus);
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}
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self->myPrevState = self->myState;
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self->myState = func;
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self->mySubState = 0;
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EvtEvent evt;
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evt.event_type = eStateEvent;
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if (self->myState)
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self->myState(self, &evt);
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}
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void fsm_unhandled_event(pStateMachine self, pEvtEvent event) {
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char line[132];
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char text[132];
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snprintf(line, sizeof(line), "StateMachine=%s, State=%s(%d), unhandled event=%s",
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self->name ? self->name : "<unknown>",
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self->state_name ? self->state_name(self->myState) : "<unknown>",
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self->mySubState,
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self->event_name ? self->event_name(event, text, sizeof(text)) : "<unknown>");
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SICSLogWrite(line, eError);
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}
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