From 98a5539dca0ecf73bc00495ba3a9f58b18a6c6ec Mon Sep 17 00:00:00 2001
From: Jens True <jens.chr.true@gmail.com>
Date: Mon, 1 Apr 2019 10:37:42 +0200
Subject: [PATCH] Basic code formatting

---
 main.c | 145 +++++++++++++++++++++++++++++----------------------------
 1 file changed, 75 insertions(+), 70 deletions(-)

diff --git a/main.c b/main.c
index 643818b..368d330 100644
--- a/main.c
+++ b/main.c
@@ -51,16 +51,19 @@
 
 static struct libusb_device_handle *devh = NULL;
 
-int main(int argc,char** argv)
+int
+main (int argc, char **argv)
 {
- int ret;
- unsigned char code = 0;
- if (argc != 2 ) 
- {
-    printf("syntax: %s blue | red | green | aqua | purple | yellow | white |  off\n",argv[0]);
-    return -1;
+  int ret;
+  unsigned char code = 0;
+  if (argc != 2)
+    {
+      printf
+	("Syntax: %s blue | red | green | aqua | purple | yellow | white |  off\n",
+	 argv[0]);
+      return -1;
 
- }
+    }
 
 /*
     The device has a RGB LED, which has two states for each "sub-LED",
@@ -81,72 +84,74 @@ int main(int argc,char** argv)
     1 1 0 yellow 0x6 (more of a mustard - green color)
     1 1 1 white  0x7 (a very blue-ish white)
 */
- if ( strcmp(argv[1],"blue") == 0 )
- {
-     code = 1;
- }
- else if ( strcmp(argv[1],"red") == 0 )
- {
-     code = 2;
- }
- else if ( strcmp(argv[1],"green") == 0 )
- {
-     code = 3;
- }
- else if ( strcmp(argv[1],"aqua") == 0 )
- {
-     code = 4;
- }
- else if ( strcmp(argv[1],"purple") == 0 )
- {
-     code = 5;
- }
- else if ( strcmp(argv[1],"yellow") == 0 )
- {
-     code = 6;
- }
- else if ( strcmp(argv[1],"white") == 0 )
- {
-     code = 7;
- } else {
-     printf("invalid color\n");
-     return -1;
- }
+  if (strcmp (argv[1], "blue") == 0)
+    {
+      code = 1;
+    }
+  else if (strcmp (argv[1], "red") == 0)
+    {
+      code = 2;
+    }
+  else if (strcmp (argv[1], "green") == 0)
+    {
+      code = 3;
+    }
+  else if (strcmp (argv[1], "aqua") == 0)
+    {
+      code = 4;
+    }
+  else if (strcmp (argv[1], "purple") == 0)
+    {
+      code = 5;
+    }
+  else if (strcmp (argv[1], "yellow") == 0)
+    {
+      code = 6;
+    }
+  else if (strcmp (argv[1], "white") == 0)
+    {
+      code = 7;
+    }
+  else
+    {
+      printf ("invalid color\n");
+      return -1;
+    }
 
- libusb_init(NULL);
- devh = libusb_open_device_with_vid_pid(NULL, VID, PID);
- if (devh == NULL )
- {
-	printf("not found\n");
-        return -1;
- }
+  libusb_init (NULL);
+  devh = libusb_open_device_with_vid_pid (NULL, VID, PID);
+  if (devh == NULL)
+    {
+      printf ("not found\n");
+      return -1;
+    }
 
- if ( libusb_kernel_driver_active(devh,0) )
- {
-	printf("detach from kernel\n");
-        ret = libusb_detach_kernel_driver(devh,0);
-        if (ret < 0 )
-        {
-		printf("can't detach\n");
-                return -1;
-        }
- }
+  if (libusb_kernel_driver_active (devh, 0))
+    {
+      printf ("detach from kernel\n");
+      ret = libusb_detach_kernel_driver (devh, 0);
+      if (ret < 0)
+	{
+	  printf ("can't detach\n");
+	  return -1;
+	}
+    }
 
- char data[5];
- data[0] = code;
- data[1] = 0x4;
- data[2] = 0x4;
- data[3] = 0x4;
- data[4] = 0x4;
+  char data[5];
+  data[0] = code;
+  data[1] = 0x4;
+  data[2] = 0x4;
+  data[3] = 0x4;
+  data[4] = 0x4;
 
- int dummy;
- libusb_claim_interface(devh,0);
- ret =  libusb_interrupt_transfer(devh,0x2,data,5,&dummy,0);
- if ( ret < 0 ) 
- {
-  perror("error");
- }
+  int dummy;
+  libusb_claim_interface (devh, 0);
+  ret = libusb_interrupt_transfer (devh, 0x2, data, 5, &dummy, 0);
+  if (ret < 0)
+    {
+      perror ("error");
+    }
 
 
-return 0;
+  return 0;
 }