to github

[svn42.git] / serial_console / sample_sensors.c

diff --git a/serial_console/sample_sensors.c b/serial_console/sample_sensors.c
index 03b241d..29d3b0e 100644 (file)
--- a/serial_console/sample_sensors.c
+++ b/serial_console/sample_sensors.c
@@ -1,54 +1,78 @@
 #include "sample_sensors.h"
 
-unsigned int collect_data(char *buffer, unsigned int size)
+int check_handle_line(char *buffer, unsigned int buflen, char *cmpstr, char *rrd_file, char *txt_file)
 {
   char *cmd;
-  if (size >= 8 && strncmp("movement", buffer, 8) == 0)
-    return 1;
-  else if (size > 15 && strncmp("temp0: Temp C:", buffer, 14) == 0)
+  unsigned int cmpstrlen = strlen(cmpstr);
+  unsigned int value = atoi(buffer + cmpstrlen);
+  if (buflen > cmpstrlen && strncmp(cmpstr,buffer,cmpstrlen) == 0)
   {
-    if (asprintf(&cmd, "rrdtool update %s -t temp N:%s", rrd_temp_, buffer + 15))
+    if (asprintf(&cmd, "rrdtool update %s N:%d", rrd_file, value))
     {
-      /*printf("%s\n",cmd);*/
+      //printf("%s\n",cmd);
       system(cmd);
       free(cmd);
     }
-  }
-  else if (size > 7 && strncmp("temp0:", buffer, 6) == 0)
-  {
-    if (asprintf(&cmd, "rrdtool update %s -t temp N:%s", rrd_temp_, buffer + 7))
+    int fd = open(txt_file, O_WRONLY | O_CREAT | O_TRUNC, 0666);
+    if (fd) 
     {
-      /*printf("%s\n",cmd);*/
-      system(cmd);
-      free(cmd);
+      if (asprintf(&cmd, "%d", value))
+      {
+        
+        write(fd,cmd, strnlen(cmd,12)); //elim. newline
+        free(cmd);
+      }
+      close(fd);
     }
-  }  
-  else if (size > 15 && strncmp("photo0: Photo:", buffer, 14) == 0)
+    return 1;
+  }
+  return 0;
+}
+
+int check_handle_line_float(char *buffer, unsigned int buflen, char *cmpstr, char *rrd_file, char *txt_file)
+{
+  char *cmd;
+  unsigned int cmpstrlen = strlen(cmpstr);
+  float value = atof(buffer + cmpstrlen);
+  if (buflen > cmpstrlen && strncmp(cmpstr,buffer,cmpstrlen) == 0)
   {
-    if (asprintf(&cmd, "rrdtool update %s -t light N:%s", rrd_light_, buffer + 15))
+    if (asprintf(&cmd, "rrdtool update %s N:%f", rrd_file, value))
     {
-      /*printf("%s\n",cmd);*/
       system(cmd);
       free(cmd);
     }
-  }
-  else if (size > 8 && strncmp("photo0:", buffer, 7) == 0)
-  {
-    if (asprintf(&cmd, "rrdtool update %s -t light N:%s", rrd_light_, buffer + 8))
+    int fd = open(txt_file, O_WRONLY | O_CREAT | O_TRUNC, 0666);
+    if (fd) 
     {
-      /*printf("%s\n",cmd);*/
-      system(cmd);
-      free(cmd);
-   }
+      if (asprintf(&cmd, "%f", value))
+      {
+        
+        write(fd,cmd, strnlen(cmd,12)); //elim. newline
+        free(cmd);
+      }
+      close(fd);
+    }
+    return 1;
   }
-  return 0;  
+  return 0;
+}
+
+unsigned int collect_data(char *buffer, unsigned int size)
+{
+  if (size >= 8 && strncmp("movement", buffer, 8) == 0)
+    return 1;
+  else if (check_handle_line_float(buffer, size, "temp0: ", rrd_temp_, txt_temp_))
+    return 0;
+  else if (check_handle_line(buffer, size, "photo0: ", rrd_light_, txt_light_))
+    return 0;
+  return 0;
 }
 
 void  sample_sensors(int fd)
 {
   if (fd < 3)
     return;
-  struct timespec timeout;
+  struct timeval timeout;
   fd_set fds_r;
   unsigned int const buffer_size=1024;
   unsigned int buffer_offset=0;
@@ -64,9 +88,9 @@ void  sample_sensors(int fd)
   FD_ZERO(&fds_r);
   FD_SET(fd,&fds_r);
   timeout.tv_sec=1;
-  timeout.tv_nsec=0;
+  timeout.tv_usec=0;
   last_sample_time=time(0);
-  while (select(fd+1,&fds_r,0,0,0) > 0)
+  while (select(fd+1,&fds_r,0,0,&timeout) > -1)
   {
     curr_time=time(0);
     if (FD_ISSET(fd,&fds_r))
@@ -122,7 +146,7 @@ void  sample_sensors(int fd)
     
     FD_SET(fd,&fds_r);
     timeout.tv_sec=1;
-    timeout.tv_nsec=0;
+    timeout.tv_usec=0;
   }
 }