SCP: HP Only SCP and additional 3.11 JDB SCP Extensions

sim_serial.h

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+/* sim_serial.h: OS-dependent serial port routines header file
+
+   Copyright (c) 2008-2020 J. David Bryan
+
+   Permission is hereby granted, free of charge, to any person obtaining a
+   copy of this software and associated documentation files (the "Software"),
+   to deal in the Software without restriction, including without limitation
+   the rights to use, copy, modify, merge, publish, distribute, sublicense,
+   and/or sell copies of the Software, and to permit persons to whom the
+   Software is furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+   THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+   IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+   CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+   Except as contained in this notice, the name of the author shall not be
+   used in advertising or otherwise to promote the sale, use or other dealings
+   in this Software without prior written authorization from the author.
+
+   14-Feb-20    JDB     First release version
+   07-Oct-08    JDB     Created file
+*/
+
+
+
+#include "sim_rs232.h"
+
+
+
+/* Windows definitions */
+
+#if defined (_WIN32)
+
+
+/* We need the basic Win32 definitions, but including "windows.h" also includes
+   "winsock.h" as well.  However, "sim_sock.h" explicitly includes "winsock2.h,"
+   and this file cannot coexist with "winsock.h".  So we set a guard definition
+   that prevents "winsock.h" from being included.
+*/
+
+#ifndef WIN32_LEAN_AND_MEAN
+  #define WIN32_LEAN_AND_MEAN
+#endif
+
+
+typedef HANDLE SERHANDLE;
+
+#define INVALID_HANDLE  INVALID_HANDLE_VALUE
+
+
+/* UNIX definitions */
+
+#elif defined (__unix__) || defined (__APPLE__) && defined (__MACH__)
+
+
+#include <fcntl.h>
+#include <termios.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+
+typedef int SERHANDLE;
+
+#define INVALID_HANDLE  -1
+
+
+/* Non-implemented definitions */
+
+#else
+
+typedef int SERHANDLE;
+
+#endif
+
+
+/* Common definitions */
+
+typedef struct serial_config {                  /* serial port configuration */
+    uint32  baudrate;                           /* baud rate */
+    uint32  charsize;                           /* character size in bits */
+    char    parity;                             /* parity (N/O/E/M/S) */
+    uint32  stopbits;                           /* 0/1/2 stop bits (0 implies 1.5) */
+    } SERCONFIG;
+
+typedef RS232_SIGNAL SERCIRCUIT;                /* declare a local name for the RS-232 signals type */
+
+
+/* Global routines */
+
+extern SERHANDLE  sim_open_serial    (char *name);
+extern t_stat     sim_config_serial  (SERHANDLE port, SERCONFIG config);
+extern t_stat     sim_control_serial (SERHANDLE port, SERCIRCUIT control);
+extern SERCIRCUIT sim_status_serial  (SERHANDLE port);
+extern int32      sim_read_serial    (SERHANDLE port, char *buffer, int32 count, char *brk);
+extern int32      sim_write_serial   (SERHANDLE port, char *buffer, int32 count);
+extern void       sim_close_serial   (SERHANDLE port);