kopia lustrzana https://github.com/Hamlib/Hamlib
non-serial parts of serial.[ch] moved to iofunc.[ch]
git-svn-id: https://hamlib.svn.sourceforge.net/svnroot/hamlib/trunk@876 7ae35d74-ebe9-4afe-98af-79ac388436b8Hamlib-1.1.3
Stéphane Fillod, F8CFE
rodzic
bc10e0eb97
commit
c3f9e8ec68
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@ -1,6 +1,6 @@
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INCLUDES = @INCLUDES@ @INCLTDL@
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RIGSRC = rig.c serial.c misc.c register.c event.c cal.c conf.c tones.c \
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rotator.c locator.c rot_reg.c rot_conf.c
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rotator.c locator.c rot_reg.c rot_conf.c iofunc.c
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lib_LTLIBRARIES = libhamlib.la
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libhamlib_la_SOURCES = $(RIGSRC)
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@ -8,5 +8,6 @@ libhamlib_la_LDFLAGS = -no-undefined -release @VERSION@ -version-info 0:0:0
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libhamlib_la_CFLAGS = -DIN_HAMLIB $(AM_CFLAGS)
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libhamlib_la_LIBADD = @LIBLTDL@ ../lib/libmisc.la -lm
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noinst_HEADERS = event.h misc.h serial.h cal.h conf.h tones.h rot_conf.h
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noinst_HEADERS = event.h misc.h serial.h iofunc.c cal.h tones.h \
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conf.h rot_conf.h
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294
src/serial.c
294
src/serial.c
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@ -1,10 +1,10 @@
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/*
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* Hamlib Interface - serial communication low-level support
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* Copyright (c) 2000,2001 by Stephane Fillod and Frank Singleton
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* Copyright (c) 2000,2001,2002 by Stephane Fillod and Frank Singleton
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* Parts of the PTT handling are derived from soundmodem, an excellent
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* ham packet softmodem written by Thomas Sailer, HB9JNX.
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*
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* $Id: serial.c,v 1.22 2002-01-07 17:14:22 fgretief Exp $
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* $Id: serial.c,v 1.23 2002-01-16 22:58:50 fillods Exp $
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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@ -339,92 +339,6 @@ int serial_open(port_t *rp) {
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}
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/*
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* Write a block of count characters to file descriptor,
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* with a pause between each character if write_delay is > 0
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*
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* The write_delay is for Yaesu type rigs..require 5 character
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* sequence to be sent with 50-200msec between each char.
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*
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* Also, post_write_delay is for some Yaesu rigs (eg: FT747) that
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* get confused with sequential fast writes between cmd sequences.
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*
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*
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*
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* input:
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*
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* fd - file descriptor to write to
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* txbuffer - pointer to a command sequence array
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* count - count of byte to send from the txbuffer
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* write_delay - write delay in ms between 2 chars
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* post_write_delay - minimum delay between two writes
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* post_write_date - timeval of last write
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*
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* returns:
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*
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* 0 = OK
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* <0 = NOT OK
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*
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* Actually, this function has nothing specific to serial comm,
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* it could work very well also with any file handle, like a socket.
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*/
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int write_block(port_t *p, const char *txbuffer, size_t count)
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{
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int i;
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#ifdef WANT_NON_ACTIVE_POST_WRITE_DELAY
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if (p->post_write_date.tv_sec != 0) {
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signed int date_delay; /* in us */
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struct timeval tv;
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/* FIXME in Y2038 ... */
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gettimeofday(tv, NULL);
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date_delay = p->post_write_delay*1000 -
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((tv.tv_sec - p->post_write_date->tv_sec)*1000000 +
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(tv.tv_usec - p->post_write_date->tv_usec));
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if (date_delay > 0) {
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/*
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* optional delay after last write
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*/
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usleep(date_delay);
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}
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p->post_write_date.tv_sec = 0;
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}
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#endif
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if (p->write_delay > 0) {
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for (i=0; i < count; i++) {
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if (write(p->fd, txbuffer+i, 1) < 0) {
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rig_debug(RIG_DEBUG_ERR,"write_block() failed - %s\n",
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strerror(errno));
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return -RIG_EIO;
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}
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usleep(p->write_delay*1000);
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}
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} else {
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write(p->fd, txbuffer, count);
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}
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if (p->post_write_delay > 0) {
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#ifdef WANT_NON_ACTIVE_POST_WRITE_DELAY
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#define POST_WRITE_DELAY_TRSHLD 10
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if (p->post_write_delay > POST_WRITE_DELAY_TRSHLD)
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gettimeofday(p->post_write_date, NULL);
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else
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#else
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usleep(p->post_write_delay*1000); /* optional delay after last write */
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/* otherwise some yaesu rigs get confused */
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/* with sequential fast writes*/
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#endif
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}
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rig_debug(RIG_DEBUG_TRACE,"TX %d bytes\n",count);
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dump_hex(txbuffer,count);
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return RIG_OK;
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}
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/*
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* Flush all characters waiting in RX buffer.
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*/
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@ -436,210 +350,6 @@ int serial_flush( port_t *p )
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return RIG_OK;
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}
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/*
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* Read "num" bytes from "fd" and put results into
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* an array of unsigned char pointed to by "rxbuffer"
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*
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* Blocks on read until timeout hits.
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*
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* It then reads "num" bytes into rxbuffer.
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*
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* Actually, this function has nothing specific to serial comm,
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* it could work very well also with any file handle, like a socket.
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*/
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int read_block(port_t *p, char *rxbuffer, size_t count)
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{
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fd_set rfds;
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struct timeval tv, tv_timeout;
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int rd_count, total_count = 0;
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int retval;
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FD_ZERO(&rfds);
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FD_SET(p->fd, &rfds);
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/*
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* Wait up to timeout ms.
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*/
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tv_timeout.tv_sec = p->timeout/1000;
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tv_timeout.tv_usec = (p->timeout%1000)*1000;
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while (count > 0) {
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tv = tv_timeout; /* select may have updated it */
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retval = select(p->fd+1, &rfds, NULL, NULL, &tv);
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if (retval == 0) {
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rig_debug(RIG_DEBUG_WARN, "read_block: timedout after %d chars\n",
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total_count);
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return -RIG_ETIMEOUT;
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}
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if (retval < 0) {
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rig_debug(RIG_DEBUG_ERR,"read_block: select error after %d chars: "
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"%s\n", total_count, strerror(errno));
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return -RIG_EIO;
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}
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/*
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* grab bytes from the rig
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* The file descriptor must have been set up non blocking.
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*/
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rd_count = read(p->fd, rxbuffer+total_count, count);
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if (rd_count < 0) {
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rig_debug(RIG_DEBUG_ERR, "read_block: read failed - %s\n",
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strerror(errno));
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return -RIG_EIO;
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}
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total_count += rd_count;
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count -= rd_count;
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}
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rig_debug(RIG_DEBUG_TRACE,"RX %d bytes\n",total_count);
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dump_hex(rxbuffer, total_count);
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return total_count; /* return bytes count read */
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}
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int fread_block(port_t *p, char *rxbuffer, size_t count)
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{
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fd_set rfds;
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struct timeval tv, tv_timeout;
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int rd_count, total_count = 0;
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int retval;
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int fd;
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fd = fileno(p->stream);
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FD_ZERO(&rfds);
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FD_SET(fd, &rfds);
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/*
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* Wait up to timeout ms.
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*/
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tv_timeout.tv_sec = p->timeout/1000;
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tv_timeout.tv_usec = (p->timeout%1000)*1000;
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/*
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* grab bytes from the rig
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* The file descriptor must have been set up non blocking.
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*/
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rd_count = fread(rxbuffer, 1, count, p->stream);
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if (rd_count < 0) {
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rig_debug(RIG_DEBUG_ERR, "read_block: read failed - %s\n",
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strerror(errno));
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return -RIG_EIO;
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}
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total_count += rd_count;
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count -= rd_count;
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while (count > 0) {
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tv = tv_timeout; /* select may have updated it */
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retval = select(fd+1, &rfds, NULL, NULL, &tv);
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if (retval == 0) {
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#if 0
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rig_debug(RIG_DEBUG_WARN, "fread_block: timedout after %d chars\n",
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total_count);
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#endif
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return -RIG_ETIMEOUT;
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}
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if (retval < 0) {
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rig_debug(RIG_DEBUG_ERR,"fread_block: select error after %d chars: "
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"%s\n", total_count, strerror(errno));
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return -RIG_EIO;
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}
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/*
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* grab bytes from the rig
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* The file descriptor must have been set up non blocking.
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*/
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rd_count = fread(rxbuffer+total_count, 1, count, p->stream);
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if (rd_count < 0) {
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rig_debug(RIG_DEBUG_ERR, "read_block: read failed - %s\n",
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strerror(errno));
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return -RIG_EIO;
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}
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total_count += rd_count;
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count -= rd_count;
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}
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rig_debug(RIG_DEBUG_TRACE,"RX %d bytes\n",total_count);
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dump_hex(rxbuffer, total_count);
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return total_count; /* return bytes count read */
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}
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/*
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* Read a string from "fd" and put result into
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* an array of unsigned char pointed to by "rxbuffer"
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*
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* Blocks on read until timeout hits.
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*
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* It then reads characters until one of the characters in
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* "stopset" is found, or until "rxmax-1" characters was copied
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* into rxbuffer. String termination character is added at the end.
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*
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* Actually, this function has nothing specific to serial comm,
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* it could work very well also with any file handle, like a socket.
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*
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* Assumes rxbuffer!=NULL
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*/
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int read_string(port_t *p, char *rxbuffer, size_t rxmax, const char *stopset)
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{
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fd_set rfds;
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struct timeval tv, tv_timeout;
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int rd_count, total_count = 0;
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int retval;
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rxbuffer[0] = '\000';
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FD_ZERO(&rfds);
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FD_SET(p->fd, &rfds);
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/*
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* Wait up to timeout ms.
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*/
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tv_timeout.tv_sec = p->timeout/1000;
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tv_timeout.tv_usec = (p->timeout%1000)*1000;
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while (total_count < (rxmax-1)) {
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tv = tv_timeout; /* select may have updated it */
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retval = select(p->fd+1, &rfds, NULL, NULL, &tv);
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if (retval == 0) /* Timed out */
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break;
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if (retval < 0) {
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rig_debug(RIG_DEBUG_ERR,__FUNCTION__": select error after %d chars:"
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" %s\n", total_count, strerror(errno));
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return -RIG_EIO;
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}
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/*
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* read 1 character from the rig, (check if in stop set)
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* The file descriptor must have been set up non blocking.
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*/
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rd_count = read(p->fd, &rxbuffer[total_count], 1);
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if (rd_count < 0) {
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rig_debug(RIG_DEBUG_ERR, __FUNCTION__": read failed - %s\n",
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strerror(errno));
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return -RIG_EIO;
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}
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++total_count;
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if (stopset && strchr(stopset, rxbuffer[total_count-1]))
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break;
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/* Note: This function will always break on a '\000' character. */
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}
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rxbuffer[total_count] = '\000';
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if (total_count == 0) {
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rig_debug(RIG_DEBUG_WARN, __FUNCTION__": timedout without reading a character\n");
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return -RIG_ETIMEOUT;
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}
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rig_debug(RIG_DEBUG_TRACE,"RX %d characters\n",total_count);
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dump_hex(rxbuffer, total_count);
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return total_count; /* return bytes count read */
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}
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/*
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* ser_ptt_set and par_ptt_set
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* ser_ptt_open/ser_ptt_close & par_ptt_open/par_ptt_close
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@ -2,7 +2,7 @@
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* Hamlib Interface - serial communication header
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* Copyright (c) 2000,2001 by Stephane Fillod and Frank Singleton
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*
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* $Id: serial.h,v 1.15 2002-01-07 17:14:22 fgretief Exp $
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* $Id: serial.h,v 1.16 2002-01-16 22:58:50 fillods Exp $
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*
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* This library is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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@ -24,14 +24,11 @@
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#define _SERIAL_H 1
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#include <hamlib/rig.h>
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#include "iofunc.h"
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extern HAMLIB_EXPORT(int) serial_open(port_t *rs);
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extern HAMLIB_EXPORT(int) read_block(port_t *p, char *rxbuffer, size_t count);
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extern HAMLIB_EXPORT(int) write_block(port_t *p, const char *txbuffer, size_t count);
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extern HAMLIB_EXPORT(int) fread_block(port_t *p, char *rxbuffer, size_t count);
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extern HAMLIB_EXPORT(int) serial_flush(port_t *p);
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extern HAMLIB_EXPORT(int) read_string(port_t *p, char *rxbuffer, size_t rxmax, const char *stopset);
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/* Hamlib internal use, see rig.c */
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int ser_open(port_t *p);
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