Revision 37 logic/trunk/src/startup/main.c
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*/ |
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#include "../hci_comm/hci_comm.h" |
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#include "../init/scenariolist.h" |
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#include "../init/devicelist.h" |
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#include "../logics/device_threads.h" |
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#include "../logics/scenario_threads.h" |
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#include <stdio.h> |
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#include <pthread.h> |
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// Inter-thread shared variables |
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// TODO: These variables could be configuration variables |
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// (eg: static boolean loggingEnabled) |
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scenario *hScenario; //scenario list |
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scenario *hDevice; //device list |
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// Crtitical section mutual exclusion security |
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static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER; |
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int main(int argc, char *argv[]) {
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/* initialisation */ |
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setDeviceList(); |
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setNewScenarioList(); |
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hDevice = setDeviceList();
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hScenario = setNewScenarioList();
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printf("Devices present:\t%d\n", getNumberOfDevices());
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printf("Scenarios present:\t%d\n", getNumberOfScenarios());
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/* regular work */ |
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//* |
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pthread_t hciConnectionThread; |
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pthread_t decisionMakingThread; |
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pthread_create(&hciConnectionThread,NULL,hciConnectionThread_routine,NULL); |
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pthread_t *decisionMakingThread2; |
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pthread_create(&hciConnectionThread, NULL,hciConnectionThread_routine, NULL); |
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pthread_create(&decisionMakingThread,NULL,decisionMakingThread_routine,NULL); |
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pthread_join(hciConnectionThread,NULL); |
| ... | ... | |
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// Decision-making thread routine |
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// Should just call a function that implements decision making module of the logic |
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void *decisionMakingThread_routine(void *dummy) {
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printf("decisionMakingThread_routine started\n");
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// TODO: Implemet decision making |
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/**dummy threads for input devices (sensors)**/ |
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// TODO check for possible BUG involving declaring pthread_t as pointer! |
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pthread_t *deviceThread, *deviceThreadHead; |
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deviceThreadHead = NULL; |
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int i; |
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for(i=0; i<getNumberOfDevices(); i++) |
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{
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deviceThread = (pthread_t *)malloc(sizeof(pthread_t)); |
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pthread_create(&deviceThread,NULL,randomValThread_routine,NULL); |
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if(deviceThreadHead==NULL) |
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deviceThreadHead=deviceThread; |
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} |
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/**start scenario threads**/ |
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pthread_t *scenarioThread, *scenarioThreadHead; |
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scenarioThreadHead = NULL; |
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for(i=0; i<getNumberOfScenarios(); i++) |
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{
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scenarioThread = (pthread_t *)malloc(sizeof(pthread_t)); |
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pthread_create(&scenarioThread,NULL,scenarioThread_routine,NULL); |
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if(scenarioThreadHead==NULL) |
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scenarioThreadHead=scenarioThread; |
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} |
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/**wait for threads to finish**/ |
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// TODO bad position of both for loops below, joining of theese threads should be handled in a different way |
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deviceThread = deviceThreadHead; |
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for(i=0; i<getNumberOfDevices(); i++) |
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{
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pthread_join(deviceThread,NULL); |
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deviceThread++; |
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} |
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scenarioThread = scenarioThreadHead; |
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for(i=0; i<getNumberOfScenarios(); i++) |
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{
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pthread_join(scenarioThread,NULL); |
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scenarioThread++; |
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} |
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/*start some sort of control over scenarios? - hmm morda ne...bom jutri :)*/ |
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pthread_exit(0); |
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} |
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// HCI connection thread routine |
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// Start listening to some port |
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void *hciConnectionThread_routine(void *dummy) {
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printf("hciConnectionThread_routine started\n");
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int hciErrorCode = listenTo(1100); |
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pthread_exit(0); |
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} |
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void *scenarioThread_routine(void *dummy) |
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{
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//get device |
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scenario *scen; |
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scen = getAvailableScenario(hScenario); |
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if(!scen) pthread_exit(0); |
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//set its value |
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while(1) //TODO signal == true |
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{
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/**main scenario loop**/ |
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printf("Scenario %s updated!\n", scen->scen_id);
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//printf("scenario id %s\n", scen->scen_id);
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sleep(random(100)%10+1); |
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} |
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pthread_exit(0); |
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} |
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void *randomValThread_routine(void *dummy) |
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{
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//get device |
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device *dev; |
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dev = getAvailableDevice(hDevice); |
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if(dev){}
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else |
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pthread_exit(0); |
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//set its value |
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while(1) //TODO signal == true |
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{
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dev->buf=random(100)%10+20;// random 20-30 |
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sleep(dev->readitv); |
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} |
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pthread_exit(0); |
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} |
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