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CalcProgrammer1

Corsair K70 RGB LED test program for Linux

CalcProgrammer1
Oct 7th, 2014
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  1. #include <stdio.h>
  2. #include <usb.h>
  3.  
  4. static struct usb_device *find_device(uint16_t vendor, uint16_t product);
  5.  
  6. static char data_pkt_0[] =
  7. { 0x07, 0x27, 0x00, 0x00, 0xD8, 0x00, 0x00, 0x00,
  8. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  9. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  10. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  11. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  12. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  13. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  14. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
  15.  
  16. static char wht_pkt_1[] =
  17. { 0x7F, 0x01, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00,
  18. 0x07, 0x77, 0x00, 0x00, 0x07, 0x70, 0x00, 0x77,
  19. 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x00, 0x00,
  20. 0x70, 0x00, 0x70, 0x77, 0x00, 0x00, 0x00, 0x00,
  21. 0x00, 0x77, 0x00, 0x00, 0x70, 0x00, 0x00, 0x77,
  22. 0x00, 0x00, 0x70, 0x00, 0x00, 0x77, 0x00, 0x00,
  23. 0x00, 0x00, 0x00, 0x77, 0x00, 0x00, 0x00, 0x00,
  24. 0x00, 0x77, 0x00, 0x00, 0x00, 0x07, 0x00, 0x77 };
  25.  
  26. static char wht_pkt_2[] =
  27. { 0x7F, 0x02, 0x3C, 0x00, 0x00, 0x00, 0x70, 0x00,
  28. 0x00, 0x77, 0x00, 0x00, 0x00, 0x07, 0x00, 0x77,
  29. 0x00, 0x00, 0x00, 0x00, 0x07, 0x77, 0x00, 0x00,
  30. 0x07, 0x70, 0x00, 0x77, 0x00, 0x00, 0x00, 0x00,
  31. 0x00, 0x77, 0x00, 0x00, 0x70, 0x00, 0x70, 0x77,
  32. 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x00, 0x00,
  33. 0x70, 0x00, 0x00, 0x77, 0x00, 0x00, 0x70, 0x00,
  34. 0x00, 0x77, 0x00, 0x00, 0x00, 0x00, 0x00, 0x77 };
  35.  
  36. static char wht_pkt_3[] =
  37. { 0x7F, 0x03, 0x3C, 0x00, 0x00, 0x00, 0x00, 0x00,
  38. 0x00, 0x77, 0x00, 0x00, 0x00, 0x07, 0x00, 0x77,
  39. 0x00, 0x00, 0x70, 0x00, 0x00, 0x77, 0x00, 0x00,
  40. 0x00, 0x07, 0x00, 0x77, 0x00, 0x00, 0x00, 0x00,
  41. 0x07, 0x77, 0x00, 0x00, 0x07, 0x70, 0x00, 0x77,
  42. 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x00, 0x00,
  43. 0x70, 0x00, 0x70, 0x77, 0x00, 0x00, 0x00, 0x00,
  44. 0x00, 0x77, 0x00, 0x00, 0x70, 0x00, 0x00, 0x77 };
  45.  
  46. static char wht_pkt_4[] =
  47. { 0x7F, 0x04, 0x24, 0x00, 0x00, 0x00, 0x70, 0x00,
  48. 0x00, 0x77, 0x00, 0x00, 0x00, 0x00, 0x00, 0x77,
  49. 0x00, 0x00, 0x00, 0x00, 0x00, 0x77, 0x00, 0x00,
  50. 0x00, 0x07, 0x00, 0x77, 0x00, 0x00, 0x70, 0x00,
  51. 0x00, 0x77, 0x00, 0x00, 0x00, 0x07, 0x00, 0x77,
  52. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  53. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  54. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
  55.  
  56. static char blk_pkt_1[] =
  57. { 0x7F, 0x01, 0x3C, 0x00, 0x77, 0x77, 0x77, 0x77,
  58. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  59. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  60. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  61. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  62. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  63. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  64. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77 };
  65.  
  66. static char blk_pkt_2[] =
  67. { 0x7F, 0x02, 0x3C, 0x00, 0x77, 0x77, 0x77, 0x77,
  68. 0x77, 0x77, 0x77, 0x77, 0x07, 0x77, 0x77, 0x77,
  69. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  70. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  71. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  72. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  73. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  74. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77 };
  75.  
  76. static char blk_pkt_3[] =
  77. { 0x7F, 0x03, 0x3C, 0x00, 0x77, 0x77, 0x77, 0x77,
  78. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  79. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  80. 0x07, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  81. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  82. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  83. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  84. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77 };
  85.  
  86. static char blk_pkt_4[] =
  87. { 0x7F, 0x04, 0x24, 0x00, 0x77, 0x77, 0x77, 0x77,
  88. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  89. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  90. 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77, 0x77,
  91. 0x77, 0x77, 0x77, 0x77, 0x07, 0x77, 0x77, 0x77,
  92. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  93. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  94. 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
  95.  
  96. int main(int argc, char **argv)
  97. {
  98. struct usb_device *dev;
  99. struct usb_dev_handle *handle;
  100. int bytes_written = 0;
  101. int status = 0;
  102.  
  103. printf("Searching for Corsair K70 RGB keyboard...\n");
  104.  
  105. dev = find_device(0x1B1C, 0x1B13);
  106.  
  107. if(dev == NULL)
  108. {
  109. printf("Corsair K70 RGB keyboard not detected :(\n");
  110. return 1;
  111. }
  112. else
  113. {
  114. printf("Corsair K70 RGB keyboard detected successfully :)\n");
  115. }
  116.  
  117. handle = usb_open(dev);
  118.  
  119. if(handle == NULL)
  120. {
  121. printf("USB device handle did not open :(\n");
  122. return 1;
  123. }
  124. else
  125. {
  126. printf("USB device handle opened successfully :)\n");
  127. }
  128.  
  129. status = usb_claim_interface(handle, 3);
  130.  
  131. usb_detach_kernel_driver_np(handle, 3);
  132. //if(status == 0)
  133. //{
  134. // printf("USB interface claimed successfully :)\n");
  135. //}
  136. //else
  137. //{
  138. // printf("USB interface claim failed with error %d :(\n", status);
  139. // return 1;
  140. //}
  141.  
  142. // Perform USB control message to keyboard
  143. //
  144. // Request Type: 0x21
  145. // Request: 0x09
  146. // Value 0x0300
  147. // Index: 0x03
  148. // Size: 64
  149.  
  150.  
  151. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, wht_pkt_1, 64, 1000);
  152. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, wht_pkt_2, 64, 1000);
  153. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, wht_pkt_3, 64, 1000);
  154. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, wht_pkt_4, 64, 1000);
  155. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, data_pkt_0, 64, 1000);
  156.  
  157. sleep(1);
  158.  
  159. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, blk_pkt_1, 64, 1000);
  160. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, blk_pkt_2, 64, 1000);
  161. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, blk_pkt_3, 64, 1000);
  162. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, blk_pkt_4, 64, 1000);
  163. bytes_written = usb_control_msg(handle, 0x21, 0x09, 0x0300, 0x03, data_pkt_0, 64, 1000);
  164.  
  165. return 0;
  166. }
  167.  
  168. static struct usb_device *find_device(uint16_t vendor, uint16_t product)
  169. {
  170. struct usb_bus *bus;
  171. struct usb_device *dev;
  172. struct usb_bus *busses;
  173.  
  174. usb_init();
  175. usb_find_busses();
  176. usb_find_devices();
  177.  
  178. busses = usb_get_busses();
  179.  
  180. for(bus = busses; bus; bus = bus->next)
  181. {
  182. for(dev = bus->devices; dev; dev = dev->next)
  183. {
  184. if((dev->descriptor.idVendor == vendor) && (dev->descriptor.idProduct == product))
  185. {
  186. return dev;
  187. }
  188. }
  189. }
  190.  
  191. return NULL;
  192. }
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