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-rw-r--r--quantum/process_keycode/process_steno.c82
-rw-r--r--quantum/process_keycode/process_steno.h12
2 files changed, 94 insertions, 0 deletions
diff --git a/quantum/process_keycode/process_steno.c b/quantum/process_keycode/process_steno.c
new file mode 100644
index 0000000000..211f00a5a2
--- /dev/null
+++ b/quantum/process_keycode/process_steno.c
@@ -0,0 +1,82 @@
+#include "process_steno.h"
+#include "quantum_keycodes.h"
+#include "keymap_steno.h"
+#include "virtser.h"
+
+uint8_t state[4] = {0};
+uint8_t pressed = 0;
+
+
+// TxBolt Codes
+#define TXB_NUL 0
+#define TXB_S_L 0b00000001
+#define TXB_T_L 0b00000010
+#define TXB_K_L 0b00000100
+#define TXB_P_L 0b00001000
+#define TXB_W_L 0b00010000
+#define TXB_H_L 0b00100000
+#define TXB_R_L 0b01000001
+#define TXB_A_L 0b01000010
+#define TXB_O_L 0b01000100
+#define TXB_STR 0b01001000
+#define TXB_E_R 0b01010000
+#define TXB_U_R 0b01100000
+#define TXB_F_R 0b10000001
+#define TXB_R_R 0b10000010
+#define TXB_P_R 0b10000100
+#define TXB_B_R 0b10001000
+#define TXB_L_R 0b10010000
+#define TXB_G_R 0b10100000
+#define TXB_T_R 0b11000001
+#define TXB_S_R 0b11000010
+#define TXB_D_R 0b11000100
+#define TXB_Z_R 0b11001000
+#define TXB_NUM 0b11010000
+
+#define TXB_GRP0 0b00000000
+#define TXB_GRP1 0b01000000
+#define TXB_GRP2 0b10000000
+#define TXB_GRP3 0b11000000
+#define TXB_GRPMASK 0b11000000
+
+#define TXB_GET_GROUP(code) ((code & TXB_GRPMASK) >> 6)
+
+uint8_t boltmap[64] = {
+ TXB_NUL, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM,
+ TXB_S_L, TXB_S_L, TXB_T_L, TXB_K_L, TXB_P_L, TXB_W_L, TXB_H_L,
+ TXB_R_L, TXB_A_L, TXB_O_L, TXB_STR, TXB_STR, TXB_NUL, TXB_NUL,
+ TXB_NUL, TXB_STR, TXB_STR, TXB_E_R, TXB_U_R, TXB_F_R, TXB_R_R,
+ TXB_P_R, TXB_B_R, TXB_L_R, TXB_G_R, TXB_T_R, TXB_S_R, TXB_D_R,
+ TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_NUM, TXB_Z_R
+};
+
+#define BOLTMAP_MASK (sizeof(boltmap) - 1)
+
+void send_steno_state(void) {
+ for (uint8_t i = 0; i < 4; ++i) {
+ if (state[i]) {
+ virtser_send(state[i]);
+ state[i] = 0;
+ }
+ }
+ virtser_send(0);
+}
+
+bool process_steno(uint16_t keycode, keyrecord_t *record) {
+ if(keycode >= QK_STENO && keycode <= QK_STENO_MAX) {
+ if(IS_PRESSED(record->event)) {
+ uint8_t boltcode = boltmap[keycode & BOLTMAP_MASK];
+ ++pressed;
+ state[TXB_GET_GROUP(boltcode)] |= boltcode;
+ } else {
+ --pressed;
+ if (pressed <= 0) {
+ pressed = 0; // protect against spurious up keys
+ send_steno_state();
+ }
+ }
+ return false;
+ }
+
+ return true;
+}
diff --git a/quantum/process_keycode/process_steno.h b/quantum/process_keycode/process_steno.h
new file mode 100644
index 0000000000..fb9b8e8adc
--- /dev/null
+++ b/quantum/process_keycode/process_steno.h
@@ -0,0 +1,12 @@
+#ifndef PROCESS_STENO_H
+#define PROCESS_STENO_H
+
+#include "quantum.h"
+
+#if defined(STENO_ENABLE) && !defined(VIRTSER_ENABLE)
+ #error "must have virtser enabled to use steno"
+#endif
+
+bool process_steno(uint16_t keycode, keyrecord_t *record);
+
+#endif \ No newline at end of file