Minor changes

src/logger.c

@@ -15,8 +15,8 @@
 
 // Global:
 char *__client;
-char __logdir[255];
-char __regpower[100];
+char __logdir[STATIC_LEN];
+char __regpower[STATIC_LEN];
 int __loginterval;
 
 int main (int argc, char *argv [])
@@ -55,9 +55,9 @@ int main (int argc, char *argv [])
   printf("Logger started [client=%s,interval=%ds]\n",__client,__loginterval);
 
   FILE *regptr,*logptr;
-  char logfilepath[255]="";
+  char logfilepath[STATIC_LEN]="";
   regptr=fopen("/home/loic/out.txt","r");
-  char buffer[255];
+  char buffer[STATIC_LEN];
   int power;
   time_t interval;
   struct timespec power_ts;
@@ -69,7 +69,7 @@ int main (int argc, char *argv [])
     fprintf(logptr,"timestamp,ns,power\n");
     // Log current interval
     while((TIMESTAMP()-interval)<__loginterval){
-      fgets(buffer,255,regptr);
+      fgets(buffer,STATIC_LEN,regptr);
       power=atoi(buffer);
       clock_gettime(CLOCK_REALTIME,&power_ts);
       fprintf(logptr,"%d,%ld,%d\n",power_ts.tv_sec,power_ts.tv_nsec,power);

src/publisher.c

@@ -32,7 +32,7 @@ int main (int argc, char *argv [])
     //----- Prepare our context and publisher
     void *context = zmq_ctx_new ();
     void *publisher = zmq_socket (context, ZMQ_PUB);
-    char bindto[30];
+    char bindto[STATIC_LEN];
     sprintf(bindto,"tcp://%s:%d",__ip,__port);
     int rc = zmq_connect (publisher, bindto);
     if(rc!=0){
@@ -50,8 +50,8 @@ int main (int argc, char *argv [])
             while ((de = readdir(dr)) != NULL){
                 if(strcmp(de->d_name,".") && strcmp(de->d_name,"..")){
                     char *client=de->d_name;
-                    char logfile[255];
-                    char logfile_next[255];
+                    char logfile[STATIC_LEN];
+                    char logfile_next[STATIC_LEN];
                     sprintf(logfile,"%s/%s/%ld",__logdir,client,interval);
                     sprintf(logfile_next,"%s/%s/%ld",__logdir,client,interval_next);
                     // As long as next logfile is not available, we should wait

src/subscriber.c

@@ -22,7 +22,7 @@ int main (int argc, char *argv [])
   //----- Init ZMQ
   void *context = zmq_ctx_new ();
   void *subscriber = zmq_socket (context, ZMQ_SUB);
-  char bindto[30];
+  char bindto[STATIC_LEN];
   sprintf(bindto,"tcp://*:%d",port);
   int rc = zmq_bind (subscriber, bindto);
   if(rc!=0){
@@ -40,8 +40,8 @@ int main (int argc, char *argv [])
     buffer[size < ZMQ_MSG_SIZE ? size : ZMQ_MSG_SIZE - 1] = '\0';
     //----- Read buffer
     char *token = strtok(buffer, "\n");
-    char key[255];
-    char client[255];
+    char key[STATIC_LEN];
+    char client[STATIC_LEN];
     long int interval;
     FILE *fptr;
     int line=1;
@@ -55,7 +55,7 @@ int main (int argc, char *argv [])
 
       if(line==4){
         printf("Data received with key=%s\n",key);
-        char path[255]="";
+        char path[STATIC_LEN]="";
         sprintf(path,"%s/%s_%s_%ld",cdatadir,key,client,interval);
         fptr=fopen(path,"a");
       }

src/utils.h

@@ -8,6 +8,7 @@
 #define MIN_INTERVAL 30
 #define INA260_SYSFS "/sys/kernel/ina260"
 #define INA260_POWER_REGISTER "registers/power"
+#define STATIC_LEN 255
 
 #ifndef ZMQ_TOKEN
 #define ZMQ_TOKEN "ina260-zmq-publisher"