commit 0d5f5255022bf703632d7519f139f696a4e8e57b Author: L. Bradley LaBoon Date: Sun Apr 12 12:50:01 2015 -0400 Semi-working alpha version diff --git a/steelseries-led.c b/steelseries-led.c new file mode 100644 index 0000000..c4a3815 --- /dev/null +++ b/steelseries-led.c @@ -0,0 +1,259 @@ +#include +#include +#include +#include + +#define BUFFER_SIZE 8 + +#define COLOR_OFF 0 +#define COLOR_RED 1 +#define COLOR_ORANGE 2 +#define COLOR_YELLOW 3 +#define COLOR_GREEN 4 +#define COLOR_SKY 5 +#define COLOR_BLUE 6 +#define COLOR_PURPLE 7 +#define COLOR_WHITE 8 + +#define LEVEL_LIGHT 3 +#define LEVEL_LOW 2 +#define LEVEL_MED 1 +#define LEVEL_HIGH 0 + +#define MODE_NORMAL 1 +#define MODE_GAMING 2 +#define MODE_BREATHE 3 +#define MODE_DEMO 4 +#define MODE_WAVE 5 + +#define REGION_LEFT 1 +#define REGION_MIDDLE 2 +#define REGION_RIGHT 3 + +#define COMMAND_MODE 0 +#define COMMAND_SET 1 +#define COMMAND_HELP 2 + +void printHelp() +{ + printf("Usage: steelseries-led mode MODE\n"); + printf(" or: steelseries-led set REGION COLOR LEVEL\n"); + printf("Configure the lighting of a SteelSeries laptop keyboard.\n\n"); + + printf("MODE can be one of the following:\n"); + printf("\tnormal\t\tSolid lighting for each of the three regions\n"); + printf("\tgaming\t\tOnly the left region is lit\n"); + printf("\tbreathe\t\tLighting fades in and out\n"); + printf("\tdemo\t\tCycles between various colors and modes\n"); + printf("\twave\t\tColors flow from left to right\n\n"); + + printf("REGION can be one of the following:\n"); + printf("\tleft\n"); + printf("\tright\n"); + printf("\tmiddle\n\n"); + + printf("COLOR can be one of the following:\n"); + printf("\toff\n"); + printf("\tred\n"); + printf("\torange\n"); + printf("\tyellow\n"); + printf("\tgreen\n"); + printf("\tsky\n"); + printf("\tblue\n"); + printf("\tpurple\n"); + printf("\twhite\n\n"); + + printf("LEVEL can be one of the following:\n"); + printf("\tlight\n"); + printf("\tlow\n"); + printf("\tmed\n"); + printf("\thigh\n\n"); + + printf("Examples:\n"); + printf("\tsteelseries-led mode normal\n"); + printf("\t\tPuts the keyboard in normal mode.\n\n"); + + printf("\tsteelseries-led set left blue high\n"); + printf("\t\tSets the left side of the keyboard to bright blue.\n\n"); + + printf("\tsteelseries-led set middle off light\n"); + printf("\t\tTurns off the LEDs in the middle of the keyboard.\n"); + printf("\t\tThe last argument is irrelevant in this case.\n\n"); + + printf("Report bugs to me@bradleylaboon.com\n"); + printf("Home page: \n"); +} + +int main(int argc, char** argv) +{ + if (argc < 2) { + fprintf(stderr, "Missing command.\n"); + fprintf(stderr, "Run 'steelseries-led help' for more information.\n"); + return 1; + } + + // Get mode from arguments + int command = -1; + if (strcmp(argv[1], "mode") == 0) + command = COMMAND_MODE; + else if (strcmp(argv[1], "set") == 0) + command = COMMAND_SET; + else if (strcmp(argv[1], "help") == 0) + command = COMMAND_HELP; + + if (command == -1) { + fprintf(stderr, "Invalid command -- '%s'\n", argv[1]); + fprintf(stderr, "Run 'steelseries-led help' for more information.\n"); + return 2; + } + + unsigned char buffer[BUFFER_SIZE]; + for (int i = 0; i < BUFFER_SIZE; i++) + buffer[i] = 0; + + // Populate buffer + switch (command) { + case COMMAND_MODE: + if (argc < 3) { + fprintf(stderr, "No mode specified.\n"); + fprintf(stderr, "Run 'steelseries-led help' for more information.\n"); + return 1; + } + + // Get the mode argument + int mode = -1; + if (strcmp(argv[2], "normal") == 0) + mode = MODE_NORMAL; + else if (strcmp(argv[2], "gaming") == 0) + mode = MODE_GAMING; + else if (strcmp(argv[2], "breathe") == 0) + mode = MODE_BREATHE; + else if (strcmp(argv[2], "demo") == 0) + mode = MODE_DEMO; + else if (strcmp(argv[2], "wave") == 0) + mode = MODE_WAVE; + + if (mode == -1) { + fprintf(stderr, "Invalid mode -- '%s'\n", argv[2]); + fprintf(stderr, "Run 'steelseries-led help' for more information.\n"); + return 2; + } + + // Bytes for setting mode + buffer[0] = 1; + buffer[1] = 2; + buffer[2] = 65; // Set mode + buffer[3] = (unsigned char) mode; + buffer[7] = 236; // End of request + break; + case COMMAND_SET: + if (argc < 5) { + fprintf(stderr, "Missing arguments for command 'set'.\n"); + fprintf(stderr, "Run 'steelseries-led help' for more information.\n"); + return 1; + } + + // Get the region argument + int region = -1; + if (strcmp(argv[2], "left") == 0) + region = REGION_LEFT; + else if (strcmp(argv[2], "right") == 0) + region = REGION_RIGHT; + else if (strcmp(argv[2], "middle") == 0) + region = REGION_MIDDLE; + + if (region == -1) { + fprintf(stderr, "Invalid region -- '%s'\n", argv[2]); + fprintf(stderr, "Run 'steelseries-led help' for more information.\n"); + return 2; + } + + // Get the color argument + int color = -1; + if (strcmp(argv[3], "off") == 0) + color = COLOR_OFF; + else if (strcmp(argv[3], "red") == 0) + color = COLOR_RED; + else if (strcmp(argv[3], "orange") == 0) + color = COLOR_ORANGE; + else if (strcmp(argv[3], "yellow") == 0) + color = COLOR_YELLOW; + else if (strcmp(argv[3], "green") == 0) + color = COLOR_GREEN; + else if (strcmp(argv[3], "sky") == 0) + color = COLOR_SKY; + else if (strcmp(argv[3], "blue") == 0) + color = COLOR_BLUE; + else if (strcmp(argv[3], "purple") == 0) + color = COLOR_PURPLE; + else if (strcmp(argv[3], "white") == 0) + color = COLOR_WHITE; + + if (color == -1) { + fprintf(stderr, "Invalid color -- '%s'\n", argv[3]); + fprintf(stderr, "Run 'steelseries-led help' for more information.\n"); + return 2; + } + + // Get the level argument + int level = -1; + if (strcmp(argv[4], "light") == 0) + level = LEVEL_LIGHT; + else if (strcmp(argv[4], "low") == 0) + level = LEVEL_LOW; + else if (strcmp(argv[4], "med") == 0) + level = LEVEL_MED; + else if (strcmp(argv[4], "high") == 0) + level = LEVEL_HIGH; + + if (level == -1) { + fprintf(stderr, "Invalid level -- '%s'\n", argv[4]); + fprintf(stderr, "Run 'steelseries-led help' for more information.\n"); + return 2; + } + + // Bytes for setting the backlight + buffer[0] = 1; + buffer[1] = 2; + buffer[2] = 66; // Set backlight + buffer[3] = (unsigned char) region; + buffer[4] = (unsigned char) color; + buffer[5] = (unsigned char) level; + buffer[7] = 236; // End of request + break; + case COMMAND_HELP: + default: + printHelp(); + return 0; + } + + // Initialize HIDAPI library + if (hid_init() == -1) { + fprintf(stderr, "hid_init(): Couldn't initialize HIDAPI.\n"); + return 3; + } + + // Open device + hid_device *device = hid_open(0x1770, 0xff00, NULL); + if (device == NULL) { + fprintf(stderr, "hid_open(): Couldn't open device.\n"); + hid_exit(); + return 3; + } + + // Send the data + int retVal = 0; + if (hid_send_feature_report(device, buffer, BUFFER_SIZE) == -1) { + wchar_t *err = hid_error(device); + if (err == NULL) + err = L"Couldn't send data."; + fprintf(stderr, "hid_send_feature_report(): %ls\n", err); + retVal = 3; + } + + // Close the device and finalize HIDAPI + hid_close(device); + hid_exit(); + + return retVal; +}