diff options
Diffstat (limited to '')
| -rwxr-xr-x | tests/bandwidth-server-many-up | 225 | ||||
| -rw-r--r-- | tests/bandwidth-server-many-up.c | 143 | ||||
| -rw-r--r-- | tests/bandwidth-server-many-up.o | bin | 0 -> 15216 bytes |
3 files changed, 368 insertions, 0 deletions
diff --git a/tests/bandwidth-server-many-up b/tests/bandwidth-server-many-up new file mode 100755 index 0000000..85a88ea --- /dev/null +++ b/tests/bandwidth-server-many-up @@ -0,0 +1,225 @@ +#! /bin/bash + +# bandwidth-server-many-up - temporary wrapper script for .libs/bandwidth-server-many-up +# Generated by libtool (GNU libtool) 2.4 Debian-2.4-3 +# +# The bandwidth-server-many-up program cannot be directly executed until all the libtool +# libraries that it depends on are installed. +# +# This wrapper script should never be moved out of the build directory. +# If it is, it will not operate correctly. + +# Sed substitution that helps us do robust quoting. It backslashifies +# metacharacters that are still active within double-quoted strings. +sed_quote_subst='s/\([`"$\\]\)/\\\1/g' + +# Be Bourne compatible +if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then + emulate sh + NULLCMD=: + # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which + # is contrary to our usage. Disable this feature. + alias -g '${1+"$@"}'='"$@"' + setopt NO_GLOB_SUBST +else + case `(set -o) 2>/dev/null` in *posix*) set -o posix;; esac +fi +BIN_SH=xpg4; export BIN_SH # for Tru64 +DUALCASE=1; export DUALCASE # for MKS sh + +# The HP-UX ksh and POSIX shell print the target directory to stdout +# if CDPATH is set. +(unset CDPATH) >/dev/null 2>&1 && unset CDPATH + +relink_command="(cd /home/jmccrohan/bin/libmodbus/tests; { test -z \"\${LIBRARY_PATH+set}\" || unset LIBRARY_PATH || { LIBRARY_PATH=; export LIBRARY_PATH; }; }; { test -z \"\${COMPILER_PATH+set}\" || unset COMPILER_PATH || { COMPILER_PATH=; export COMPILER_PATH; }; }; { test -z \"\${GCC_EXEC_PREFIX+set}\" || unset GCC_EXEC_PREFIX || { GCC_EXEC_PREFIX=; export GCC_EXEC_PREFIX; }; }; { test -z \"\${LD_RUN_PATH+set}\" || unset LD_RUN_PATH || { LD_RUN_PATH=; export LD_RUN_PATH; }; }; { test -z \"\${LD_LIBRARY_PATH+set}\" || unset LD_LIBRARY_PATH || { LD_LIBRARY_PATH=; export LD_LIBRARY_PATH; }; }; PATH=/usr/sbin:/usr/bin:/sbin:/bin:/usr/bin/X11; export PATH; gcc -g -O2 -g -O2 -Wall -Werror -o \$progdir/\$file bandwidth-server-many-up.o ../src/.libs/libmodbus.so -Wl,-rpath -Wl,/home/jmccrohan/bin/libmodbus/src/.libs)" + +# This environment variable determines our operation mode. +if test "$libtool_install_magic" = "%%%MAGIC variable%%%"; then + # install mode needs the following variables: + generated_by_libtool_version='2.4' + notinst_deplibs=' ../src/libmodbus.la' +else + # When we are sourced in execute mode, $file and $ECHO are already set. + if test "$libtool_execute_magic" != "%%%MAGIC variable%%%"; then + file="$0" + +# A function that is used when there is no print builtin or printf. +func_fallback_echo () +{ + eval 'cat <<_LTECHO_EOF +$1 +_LTECHO_EOF' +} + ECHO="printf %s\\n" + fi + +# Very basic option parsing. These options are (a) specific to +# the libtool wrapper, (b) are identical between the wrapper +# /script/ and the wrapper /executable/ which is used only on +# windows platforms, and (c) all begin with the string --lt- +# (application programs are unlikely to have options which match +# this pattern). +# +# There are only two supported options: --lt-debug and +# --lt-dump-script. There is, deliberately, no --lt-help. +# +# The first argument to this parsing function should be the +# script's ../libtool value, followed by no. +lt_option_debug= +func_parse_lt_options () +{ + lt_script_arg0=$0 + shift + for lt_opt + do + case "$lt_opt" in + --lt-debug) lt_option_debug=1 ;; + --lt-dump-script) + lt_dump_D=`$ECHO "X$lt_script_arg0" | /bin/sed -e 's/^X//' -e 's%/[^/]*$%%'` + test "X$lt_dump_D" = "X$lt_script_arg0" && lt_dump_D=. + lt_dump_F=`$ECHO "X$lt_script_arg0" | /bin/sed -e 's/^X//' -e 's%^.*/%%'` + cat "$lt_dump_D/$lt_dump_F" + exit 0 + ;; + --lt-*) + $ECHO "Unrecognized --lt- option: '$lt_opt'" 1>&2 + exit 1 + ;; + esac + done + + # Print the debug banner immediately: + if test -n "$lt_option_debug"; then + echo "bandwidth-server-many-up:bandwidth-server-many-up:${LINENO}: libtool wrapper (GNU libtool) 2.4 Debian-2.4-3" 1>&2 + fi +} + +# Used when --lt-debug. Prints its arguments to stdout +# (redirection is the responsibility of the caller) +func_lt_dump_args () +{ + lt_dump_args_N=1; + for lt_arg + do + $ECHO "bandwidth-server-many-up:bandwidth-server-many-up:${LINENO}: newargv[$lt_dump_args_N]: $lt_arg" + lt_dump_args_N=`expr $lt_dump_args_N + 1` + done +} + +# Core function for launching the target application +func_exec_program_core () +{ + + if test -n "$lt_option_debug"; then + $ECHO "bandwidth-server-many-up:bandwidth-server-many-up:${LINENO}: newargv[0]: $progdir/$program" 1>&2 + func_lt_dump_args ${1+"$@"} 1>&2 + fi + exec "$progdir/$program" ${1+"$@"} + + $ECHO "$0: cannot exec $program $*" 1>&2 + exit 1 +} + +# A function to encapsulate launching the target application +# Strips options in the --lt-* namespace from $@ and +# launches target application with the remaining arguments. +func_exec_program () +{ + for lt_wr_arg + do + case $lt_wr_arg in + --lt-*) ;; + *) set x "$@" "$lt_wr_arg"; shift;; + esac + shift + done + func_exec_program_core ${1+"$@"} +} + + # Parse options + func_parse_lt_options "$0" ${1+"$@"} + + # Find the directory that this script lives in. + thisdir=`$ECHO "$file" | /bin/sed 's%/[^/]*$%%'` + test "x$thisdir" = "x$file" && thisdir=. + + # Follow symbolic links until we get to the real thisdir. + file=`ls -ld "$file" | /bin/sed -n 's/.*-> //p'` + while test -n "$file"; do + destdir=`$ECHO "$file" | /bin/sed 's%/[^/]*$%%'` + + # If there was a directory component, then change thisdir. + if test "x$destdir" != "x$file"; then + case "$destdir" in + [\\/]* | [A-Za-z]:[\\/]*) thisdir="$destdir" ;; + *) thisdir="$thisdir/$destdir" ;; + esac + fi + + file=`$ECHO "$file" | /bin/sed 's%^.*/%%'` + file=`ls -ld "$thisdir/$file" | /bin/sed -n 's/.*-> //p'` + done + + # Usually 'no', except on cygwin/mingw when embedded into + # the cwrapper. + WRAPPER_SCRIPT_BELONGS_IN_OBJDIR=no + if test "$WRAPPER_SCRIPT_BELONGS_IN_OBJDIR" = "yes"; then + # special case for '.' + if test "$thisdir" = "."; then + thisdir=`pwd` + fi + # remove .libs from thisdir + case "$thisdir" in + *[\\/].libs ) thisdir=`$ECHO "$thisdir" | /bin/sed 's%[\\/][^\\/]*$%%'` ;; + .libs ) thisdir=. ;; + esac + fi + + # Try to get the absolute directory name. + absdir=`cd "$thisdir" && pwd` + test -n "$absdir" && thisdir="$absdir" + + program=lt-'bandwidth-server-many-up' + progdir="$thisdir/.libs" + + if test ! -f "$progdir/$program" || + { file=`ls -1dt "$progdir/$program" "$progdir/../$program" 2>/dev/null | /bin/sed 1q`; \ + test "X$file" != "X$progdir/$program"; }; then + + file="$$-$program" + + if test ! -d "$progdir"; then + mkdir "$progdir" + else + rm -f "$progdir/$file" + fi + + # relink executable if necessary + if test -n "$relink_command"; then + if relink_command_output=`eval $relink_command 2>&1`; then : + else + printf %s\n "$relink_command_output" >&2 + rm -f "$progdir/$file" + exit 1 + fi + fi + + mv -f "$progdir/$file" "$progdir/$program" 2>/dev/null || + { rm -f "$progdir/$program"; + mv -f "$progdir/$file" "$progdir/$program"; } + rm -f "$progdir/$file" + fi + + if test -f "$progdir/$program"; then + if test "$libtool_execute_magic" != "%%%MAGIC variable%%%"; then + # Run the actual program with our arguments. + func_exec_program ${1+"$@"} + fi + else + # The program doesn't exist. + $ECHO "$0: error: \`$progdir/$program' does not exist" 1>&2 + $ECHO "This script is just a wrapper for $program." 1>&2 + $ECHO "See the libtool documentation for more information." 1>&2 + exit 1 + fi +fi diff --git a/tests/bandwidth-server-many-up.c b/tests/bandwidth-server-many-up.c new file mode 100644 index 0000000..02968c1 --- /dev/null +++ b/tests/bandwidth-server-many-up.c @@ -0,0 +1,143 @@ +/* + * Copyright © 2009-2010 Stéphane Raimbault <stephane.raimbault@gmail.com> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <stdio.h> +#include <unistd.h> +#include <string.h> +#include <stdlib.h> +#include <errno.h> +#include <signal.h> + +#include <modbus.h> + +#if defined(_WIN32) +#include <ws2tcpip.h> +#else +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> +#endif + +#define NB_CONNECTION 5 + +modbus_t *ctx = NULL; +int server_socket; +modbus_mapping_t *mb_mapping; + +static void close_sigint(int dummy) +{ + close(server_socket); + modbus_free(ctx); + modbus_mapping_free(mb_mapping); + + exit(dummy); +} + +int main(void) +{ + int master_socket; + int rc; + fd_set refset; + fd_set rdset; + + /* Maximum file descriptor number */ + int fdmax; + + ctx = modbus_new_tcp("127.0.0.1", 1502); + + mb_mapping = modbus_mapping_new(MODBUS_MAX_READ_BITS, 0, + MODBUS_MAX_READ_REGISTERS, 0); + if (mb_mapping == NULL) { + fprintf(stderr, "Failed to allocate the mapping: %s\n", + modbus_strerror(errno)); + modbus_free(ctx); + return -1; + } + + server_socket = modbus_tcp_listen(ctx, NB_CONNECTION); + + signal(SIGINT, close_sigint); + + /* Clear the reference set of socket */ + FD_ZERO(&refset); + /* Add the server socket */ + FD_SET(server_socket, &refset); + + /* Keep track of the max file descriptor */ + fdmax = server_socket; + + for (;;) { + rdset = refset; + if (select(fdmax+1, &rdset, NULL, NULL, NULL) == -1) { + perror("Server select() failure."); + close_sigint(1); + } + + /* Run through the existing connections looking for data to be + * read */ + for (master_socket = 0; master_socket <= fdmax; master_socket++) { + + if (FD_ISSET(master_socket, &rdset)) { + if (master_socket == server_socket) { + /* A client is asking a new connection */ + socklen_t addrlen; + struct sockaddr_in clientaddr; + int newfd; + + /* Handle new connections */ + addrlen = sizeof(clientaddr); + memset(&clientaddr, 0, sizeof(clientaddr)); + newfd = accept(server_socket, (struct sockaddr *)&clientaddr, &addrlen); + if (newfd == -1) { + perror("Server accept() error"); + } else { + FD_SET(newfd, &refset); + + if (newfd > fdmax) { + /* Keep track of the maximum */ + fdmax = newfd; + } + printf("New connection from %s:%d on socket %d\n", + inet_ntoa(clientaddr.sin_addr), clientaddr.sin_port, newfd); + } + } else { + /* An already connected master has sent a new query */ + uint8_t query[MODBUS_TCP_MAX_ADU_LENGTH]; + + modbus_set_socket(ctx, master_socket); + rc = modbus_receive(ctx, query); + if (rc != -1) { + modbus_reply(ctx, query, rc, mb_mapping); + } else { + /* Connection closed by the client, end of server */ + printf("Connection closed on socket %d\n", master_socket); + close(master_socket); + + /* Remove from reference set */ + FD_CLR(master_socket, &refset); + + if (master_socket == fdmax) { + fdmax--; + } + } + } + } + } + } + + return 0; +} diff --git a/tests/bandwidth-server-many-up.o b/tests/bandwidth-server-many-up.o Binary files differnew file mode 100644 index 0000000..0b6254d --- /dev/null +++ b/tests/bandwidth-server-many-up.o |