initial import

git-svn-id: https://hamlib.svn.sourceforge.net/svnroot/hamlib/trunk@15 7ae35d74-ebe9-4afe-98af-79ac388436b8

common/Makefile

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+# hamlib - (C) Frank Singleton 2000 (vk3fcs@ix.netcom.com)
+#
+#
+# Simple  Make file for common parts.
+#
+#
+#	$Id: Makefile,v 1.1 2000-07-25 01:01:00 javabear Exp $	
+#
+#
+
+CC	=	gcc
+INCLUDE	=	-I/usr/include -I/usr/local/include -I. -I../include
+OBJ	=	serial.o
+LDFLAG	=	-lm 
+CFLAGS	=	-g -Wall -ansi -pedantic -O2 -D__USE_FIXED_PROTOTYPES__ 
+MAKEALL	=	serial.o
+
+all:	$(MAKEALL)
+
+serial.o:	serial.c serial.h 
+	$(CC)	$(CFLAGS)  $(INCLUDE) -c serial.c
+
+# clean up
+
+clean:
+	make cleanlocal
+
+# clean up local directory
+
+.PHONY: cleanlocal
+cleanlocal:
+	rm -f *.o serial
+
+

common/serial.c

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+/*
+ * hamlib - (C) Frank Singleton 2000 (vk3fcs@ix.netcom.com)
+ *
+ * serial.c - (C) Frank Singleton 2000 (vk3fcs@ix.netcom.com)
+ * Provides useful routines for read/write serial data for communicating
+ * via serial interface .
+ *
+ * $Id: serial.c,v 1.1 2000-07-25 01:01:00 javabear Exp $  
+ *
+ */
+
+#include <stdlib.h>
+#include <stdio.h>   /* Standard input/output definitions */
+#include <string.h>  /* String function definitions */
+#include <unistd.h>  /* UNIX standard function definitions */
+#include <fcntl.h>   /* File control definitions */
+#include <errno.h>   /* Error number definitions */
+#include <termios.h> /* POSIX terminal control definitions */
+#include <sys/ioctl.h>
+#include "serial.h"
+
+
+/*
+ * Open serial port 
+ *
+ * Set to 4800 8N2
+ *
+ * input:
+ *
+ * serial_port - ptr to a char (string) indicating port
+ *               to open (eg: "/dev/ttyS1").
+ * 
+ * returns:
+ *
+ * fd - the file descriptor on success or -1 on error.
+ *
+ */
+
+int open_port(char *serial_port) {
+
+  int fd; /* File descriptor for the port */
+  struct termios options;
+  
+  
+  fd = open(serial_port, O_RDWR | O_NOCTTY | O_NDELAY);
+
+  if (fd == -1) {
+    
+    /* Could not open the port. */
+    
+    printf("open_port: Unable to open %s - ",serial_port);
+    return -1;			/* bad */
+  }
+ 
+  fcntl(fd, F_SETFL, 0);	/*  */
+ 
+  
+  /*
+   * Get the current options for the port...
+   */
+  
+  tcgetattr(fd, &options);
+  
+  /*
+   * Set the baud rates to 4800...
+   */
+  
+  cfsetispeed(&options, B4800);
+  cfsetospeed(&options, B4800);
+  
+  /*
+   * Enable the receiver and set local mode...
+   */
+  
+  options.c_cflag |= (CLOCAL | CREAD);
+  
+  /*
+   * Set 8N2
+   */
+
+  options.c_cflag &= ~PARENB;
+  options.c_cflag |= CSTOPB;
+  options.c_cflag &= ~CSIZE;
+  options.c_cflag |= CS8;
+
+  /*
+   * Chose raw input, no preprocessing please ..
+   */
+
+  options.c_lflag &= ~(ICANON | ECHO | ECHOE | ISIG);
+
+  /*
+   * Chose raw output, no preprocessing please ..
+   */
+
+  options.c_oflag &= ~OPOST;
+
+  /*
+   * Set the new options for the port...
+   */
+  
+  tcsetattr(fd, TCSANOW, &options);
+  
+  return (fd);
+}
+
+/*
+ * 'close_port()' - Close serial port 
+ *
+ * fd - file descriptor for open port
+ *
+ *
+ * Returns success (0) or -1 on error.
+ */
+
+int close_port(int fd) {
+
+  if (close(fd) <0 ) {
+    printf("close_port: Unable to close port using fd %i - ",fd);
+    return -1;			/* oops */
+  }
+  return 0;			/* ok */
+}
+
+
+/*
+ * Provides delay  for block formation.
+ * Should be 50-200 msec according to YAESU docs.
+ */
+
+void pause2() {
+  usleep(50 * 1000);		/* 50 msec */
+  return;
+}
+
+/*
+ * Write a 5 character block to a file descriptor,
+ * with a pause between each character.
+ *
+ * This is for Yaesu type rigs..require 5 character
+ * sequence to bsent with 50-200msec between each char.
+ *
+ * input:
+ *
+ * fd - file descriptor to write to
+ * data - pointer to a command sequence array
+ *
+ * returns:
+ *
+ *  0 = OK
+ * -1 = NOT OK
+ *
+ */
+
+int write_block(int fd, unsigned char *data) {
+  int i;
+
+  for (i=0; i<5; i++) {
+    if(write(fd, &data[i] , 1) < 0) {
+      fputs("write() of  byte failed!\n", stderr);
+      return -1;
+    }
+    pause2();			/* 50 msec */
+  }
+  return 0;
+}

common/serial.h

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+/*
+ * hamlib - (C) Frank Singleton 2000 (vk3fcs@ix.netcom.com)
+ *
+ * serial.h - (C) Frank Singleton 2000 (vk3fcs@ix.netcom.com)
+ * Provides useful routines for read/write serial data for communicating
+ * via serial interface .
+ *
+ *    $Id: serial.h,v 1.1 2000-07-25 01:01:00 javabear Exp $  
+ */
+
+
+int open_port(char *serial_port);
+int write_block(int fd, unsigned char *data);
+int close_port(int fd);
+