diff options
Diffstat (limited to 'main.c')
| -rw-r--r-- | main.c | 68 |
1 files changed, 65 insertions, 3 deletions
@@ -15,6 +15,7 @@ #define HIDRAW_DEVICE "/dev/hidraw0" #define REPORT_ID 0x03 +// unused, but doesnt affect output. "documentation," i guess #define KEY_G1 0x00000001 #define KEY_G2 0x00000002 #define KEY_G3 0x00000004 @@ -49,7 +50,7 @@ unsigned int state; struct uinput_user_dev uinput_device; -const unsigned short mapping[24] = { +unsigned short mapping[24] = { KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5, KEY_F6, @@ -192,9 +193,70 @@ void write_state(int fd) { } } +void load_mapping() { + const char *keys[24] = { + "G1", "G2", "G3", + "G4", "G5", "G6", + + "G7", "G8", "G9", + "G10", "G11", "G12", + + "G13", "G14", "G15", + "G16", "G17", "G18", + + "BRIGHTNESS", "SUPER_LOCK", + + "MR", "M1", "M2", "M3" + }; + + char path[256]; + + const char* home = getenv("HOME"); + if (home == NULL) { + printf("$HOME not set, using default mapping"); + return; + }; + + snprintf(path, sizeof(path), "%s/%s", home, ".config/k95aux/mapping"); + FILE *f = fopen(path, "r"); + if (f == NULL) { + printf("mapping file does not exist, using default mapping"); + return; + }; + + char line[256]; + while (fgets(line, sizeof(line), f)) { + char key[256]; + unsigned short code; + if (sscanf(line, "%s %hu", key, &code) < 2) { + continue; + } + + printf("key: %s, code: %d\n", key, code); + + for (int i = 0; i < sizeof(keys); i++) { + if (strcmp(key, keys[i]) == 0) { + mapping[i] = code; + break; + } + } + + // invalid key names just ignored + } + + fclose(f); +} + int main(int argc, char **argv) { - printf("opening %s\n", HIDRAW_DEVICE); - int hid_fd = open(HIDRAW_DEVICE, O_RDONLY); + char *device = HIDRAW_DEVICE; + if (argc > 1) { + device = argv[1]; + } + + load_mapping(); + + printf("opening %s\n", device); + int hid_fd = open(device, O_RDONLY); if (hid_fd < 0) { fatal("failed to open hid device"); } |