Changed door code to use direct serial instead of llogin

[tpg/opendispense2.git] / src / server / handler_door.c

diff --git a/src/server/handler_door.c b/src/server/handler_door.c
index c132e07..62fb8f9 100644 (file)
--- a/src/server/handler_door.c
+++ b/src/server/handler_door.c
@@ -7,12 +7,21 @@
  * This file is licenced under the 3-clause BSD Licence. See the file
  * COPYING for full details.
  */
+#define        DEBUG   1
+#define        USE_POPEN       0
+
 #include "common.h"
 #include <stdio.h>
 #include <string.h>
 #include <unistd.h>
 #include <sys/stat.h>
 #include <fcntl.h>
+#include <signal.h>
+#include <unistd.h>
+#include <sys/wait.h>
+#include <pty.h>
+
+#define DOOR_UNLOCKED_DELAY    5       // Time in seconds before the door re-locks
 
 // === IMPORTS ===
 
@@ -28,17 +37,11 @@ tHandler    gDoor_Handler = {
        Door_CanDispense,
        Door_DoDispense
 };
-//char *gsDoor_SerialPort = "/dev/ttyS0";
-// int giDoor_SerialFD;
+char   *gsDoor_SerialPort = "/dev/ttyS3";
 
 // == CODE ===
-int Door_InitHandler()
+int Door_InitHandler(void)
 {
-//     printf("connecting to door...\n");
-//     giDoor_SerialFD = open(gsDoor_SerialPort, O_RDWR);
-//     if( giDoor_SerialFD == -1 ) {
-//             fprintf(stderr, "ERROR: Unable to open coke serial port ('%s')\n", gsDoor_SerialPort);
-//     }
        return 0;
 }
 
@@ -46,8 +49,23 @@ int Door_InitHandler()
  */
 int Door_CanDispense(int User, int Item)
 {
+       #if DEBUG
+       printf("Door_CanDispense: (User=%i,Item=%i)\n", User, Item);
+       #endif
        // Sanity please
-       if( Item == 0 ) return -1;
+       if( Item != 0 ) return -1;
+       
+       if( !(Bank_GetFlags(User) & USER_FLAG_DOORGROUP) )
+       {
+               #if DEBUG
+               printf("Door_CanDispense: User %i not in door\n", User);
+               #endif
+               return 1;
+       }
+       
+       #if DEBUG
+       printf("Door_CanDispense: User %i can open the door\n", User);
+       #endif
        
        return 0;
 }
@@ -57,15 +75,47 @@ int Door_CanDispense(int User, int Item)
  */
 int Door_DoDispense(int User, int Item)
 {
-       char    tmp[32], *status;
-       regmatch_t      matches[4];
-
+        int    door_serial_handle;
+       
+       #if DEBUG
+       printf("Door_DoDispense: (User=%i,Item=%i)\n", User, Item);
+       #endif
+       
        // Sanity please
        if( Item != 0 ) return -1;
        
-       // llogin or other
+       // Check if user is in door
+       if( !(Bank_GetFlags(User) & USER_FLAG_DOORGROUP) )
+       {
+               #if DEBUG
+               printf("Door_CanDispense: User %i not in door\n", User);
+               #endif
+               return 1;
+       }
+       
+       door_serial_handle = InitSerial(gsDoor_SerialPort, 9600);
+
+       if( write(door_serial_handle, "ATH1\n", 5) != 5 ) {
+               fprintf(stderr, "Unable to open door (sending ATH1)\n");
+               perror("Sending ATH1");
+               return -1;
+       }
+       
+       // Wait before re-locking
+       sleep(DOOR_UNLOCKED_DELAY);
+
+       if( write(door_serial_handle, "ATH0\n", 5) != 5 ) {
+               fprintf(stderr, "Oh, hell! Door not re-locking, big error (sending ATH0 failed)\n");
+               perror("Sending ATH0");
+               return -1;
+       }
+
+       close(door_serial_handle);
+       
+       #if DEBUG
+       printf("Door_DoDispense: User %i opened door\n", User);
+       #endif
 
        return 0;
 }
 
-