1 files changed, 52 insertions, 0 deletions
diff --git a/src/ui_ipc.h b/src/ui_ipc.h
new file mode 100644
index 0000000..2c5bcb5
--- /dev/null
+++ b/src/ui_ipc.h
@@ -0,0 +1,52 @@
+#ifndef UI_IPC_H
+#define UI_IPC_H 1
+
+#include "status.h"
+#include "config.h"
+
+
+enum UI_IPC_SEM {
+  SEM_RD = 0, /* UI Init done? */
+  SEM_UI,      /* TUI active? */
+  SEM_IN,      /* Textfield has input avail */
+  SEM_BS,      /* Master process busy */
+  SEM_NUM
+};
+
+enum UI_IPC_MSQ {
+  MQ_PW = 0,
+  MQ_IF,
+  MSQ_NUM
+};
+
+
+int
+ui_ipc_init(int is_master);
+
+void
+ui_ipc_free(int is_master);
+
+int
+ui_ipc_sempost(enum UI_IPC_SEM e_sp);
+
+int
+ui_ipc_semwait(enum UI_IPC_SEM e_sp);
+
+int
+ui_ipc_semtrywait(enum UI_IPC_SEM e_sp);
+
+int
+ui_ipc_getvalue(enum UI_IPC_SEM e_sp);
+
+#ifdef SEM_TIMEDWAIT
+int
+ui_ipc_semtimedwait(enum UI_IPC_MSQ e_sp, int timeout);
+#endif
+
+int
+ui_ipc_msgsend(enum UI_IPC_MSQ e_mq, const char *msg_ptr, size_t msg_len);
+
+ssize_t
+ui_ipc_msgrecv(enum UI_IPC_MSQ e_mq, char *msg_ptr, size_t msg_len);
+
+#endif