jct/ledcontroller-3bit
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jct:v0.2.1
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compare: jct:98a5539dca0ecf73bc00495ba3a9f58b18a6c6ec
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2 changed files with 71 additions and 51 deletions
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4
README.md
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@ -1,4 +1,3 @@
[![Build Status](https://build.jcktrue.dk/api/badges/jct/ledcontroller-3bit/status.svg)](https://build.jcktrue.dk/jct/ledcontroller-3bit)
# ledcontroller-3bit # # ledcontroller-3bit #
A Linux command line utility to control usb mail notifiers identified as: A Linux command line utility to control usb mail notifiers identified as:
@ -28,8 +27,9 @@ For example the script `mled-cputemp` will make it respond to your CPU's tempera
$ sudo rm /usr/bin/ledcontroller $ sudo rm /usr/bin/ledcontroller
### Have fun ### ### Have fun: ###
Take a look inside the _scripts_ directory.
## Requisites: ## ## Requisites: ##

60
main.c
View File

@ -51,11 +51,13 @@
static struct libusb_device_handle *devh = NULL; static struct libusb_device_handle *devh = NULL;
int main(int argc, char **argv) int
main (int argc, char **argv)
{ {
int ret; int ret;
unsigned char code = 0; unsigned char code = 0;
if (argc != 2) { if (argc != 2)
{
printf printf
("Syntax: %s blue | red | green | aqua | purple | yellow | white | off\n", ("Syntax: %s blue | red | green | aqua | purple | yellow | white | off\n",
argv[0]); argv[0]);
@ -82,37 +84,55 @@ int main(int argc, char **argv)
1 1 0 yellow 0x6 (more of a mustard - green color) 1 1 0 yellow 0x6 (more of a mustard - green color)
1 1 1 white 0x7 (a very blue-ish white) 1 1 1 white 0x7 (a very blue-ish white)
*/ */
if (strcmp(argv[1], "blue") == 0) { if (strcmp (argv[1], "blue") == 0)
{
code = 1; code = 1;
} else if (strcmp(argv[1], "red") == 0) { }
else if (strcmp (argv[1], "red") == 0)
{
code = 2; code = 2;
} else if (strcmp(argv[1], "green") == 0) { }
else if (strcmp (argv[1], "green") == 0)
{
code = 3; code = 3;
} else if (strcmp(argv[1], "aqua") == 0) { }
else if (strcmp (argv[1], "aqua") == 0)
{
code = 4; code = 4;
} else if (strcmp(argv[1], "purple") == 0) { }
else if (strcmp (argv[1], "purple") == 0)
{
code = 5; code = 5;
} else if (strcmp(argv[1], "yellow") == 0) { }
else if (strcmp (argv[1], "yellow") == 0)
{
code = 6; code = 6;
} else if (strcmp(argv[1], "white") == 0) { }
else if (strcmp (argv[1], "white") == 0)
{
code = 7; code = 7;
} else { }
puts("Invalid color"); else
{
printf ("invalid color\n");
return -1; return -1;
} }
libusb_init (NULL); libusb_init (NULL);
devh = libusb_open_device_with_vid_pid (NULL, VID, PID); devh = libusb_open_device_with_vid_pid (NULL, VID, PID);
if (devh == NULL) { if (devh == NULL)
puts("Device not found"); {
printf ("not found\n");
return -1; return -1;
} }
if (libusb_kernel_driver_active(devh, 0)) { if (libusb_kernel_driver_active (devh, 0))
puts("Detach driver from kernel"); {
printf ("detach from kernel\n");
ret = libusb_detach_kernel_driver (devh, 0); ret = libusb_detach_kernel_driver (devh, 0);
if (ret < 0) { if (ret < 0)
puts("Could not detach driver"); {
printf ("can't detach\n");
return -1; return -1;
} }
} }
@ -127,9 +147,9 @@ int main(int argc, char **argv)
int dummy; int dummy;
libusb_claim_interface (devh, 0); libusb_claim_interface (devh, 0);
ret = libusb_interrupt_transfer (devh, 0x2, data, 5, &dummy, 0); ret = libusb_interrupt_transfer (devh, 0x2, data, 5, &dummy, 0);
if (ret < 0) { if (ret < 0)
perror("libusb error"); {
return -1; perror ("error");
} }