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-rw-r--r--blastem.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/blastem.h b/blastem.h
new file mode 100644
index 0000000..e79c904
--- /dev/null
+++ b/blastem.h
@@ -0,0 +1,22 @@
+#ifndef BLASTEM_H_
+#define BLASTEM_H_
+
+typedef struct {
+ uint32_t th_counter;
+ uint32_t timeout_cycle;
+ uint8_t output;
+ uint8_t control;
+ uint8_t input[3];
+} io_port;
+
+#define GAMEPAD_TH0 0
+#define GAMEPAD_TH1 1
+#define GAMEPAD_EXTRA 2
+
+extern io_port gamepad_1;
+extern io_port gamepad_2;
+
+void io_adjust_cycles(io_port * pad, uint32_t current_cycle, uint32_t deduction);
+
+#endif //BLASTEM_H_
+