Serial Passthrough

2023-02-14 20:37:58 -05:00
parent 16b9a5d3e0
commit f643391975
52 changed files with 1622 additions and 95 deletions
--- a/src/include/86box/serial_passthrough.h
+++ b/src/include/86box/serial_passthrough.h
@@ -0,0 +1,61 @@
+/*
+ * 86Box        A hypervisor and IBM PC system emulator that specializes in
+ *              running old operating systems and software designed for IBM
+ *              PC systems and compatibles from 1981 through fairly recent
+ *              system designs based on the PCI bus.
+ *
+ *              This file is part of the 86Box distribution.
+ *
+ *              Definition of Serial passthrough device.
+ *
+ *
+ * Authors:     Andreas J. Reichel <webmaster@6th-dimension.com>,
+ *              Jasmine Iwanek <jasmine@iwanek.co.uk>
+ *
+ *              Copyright 2021      Andreas J. Reichel.
+ *              Copyright 2021-2022 Jasmine Iwanek.
+ */
+
+#ifndef SERIAL_PASSTHROUGH_H
+#define SERIAL_PASSTHROUGH_H
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#include <86box/86box.h>
+#include <86box/device.h>
+#include <86box/timer.h>
+#include <86box/serial.h>
+
+enum serial_passthrough_mode {
+    SERPT_MODE_VCON,    /*Named Pipe (Server) / Pseudo Terminal/Virtual Console */
+    SERPT_MODE_TCPSRV,  /* TCP Server (TODO) */
+    SERPT_MODE_TCPCLNT, /* TCP Client (TODO) */
+    SERPT_MODE_HOSTSER, /* Host Serial Passthrough */
+    SERPT_MODES_MAX,
+};
+
+extern const char *serpt_mode_names[SERPT_MODES_MAX];
+
+typedef struct serial_passthrough_s {
+    enum serial_passthrough_mode mode;
+    pc_timer_t                   host_to_serial_timer;
+    pc_timer_t                   serial_to_host_timer;
+    serial_t                    *serial;
+    double                       baudrate;
+    uint8_t                      bits, data_bits;
+    uint8_t                      port;
+    uint8_t                      data;
+    char                         slave_pt[32]; /* used for pseudo term name of slave side */
+    intptr_t                     master_fd;    /* file desc for master pseudo terminal or
+                                                * socket or alike */
+    char  host_serial_path[1024];              /* Path to TTY/host serial port on the host */
+    void *backend_priv;                        /* Private platform backend data */
+} serial_passthrough_t;
+
+extern bool           serial_passthrough_enabled[SERIAL_MAX];
+extern const device_t serial_passthrough_device;
+
+extern void serial_passthrough_init(void);
+
+#endif