Added new command line demo for AtomicWriteFile service called writefile. Tested with borland compiler on win32.
This commit is contained in:
skarg
@@ -0,0 +1,141 @@
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#
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# Simple makefile to build an executable for Win32
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#
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# This makefile assumes Borland bcc32 development environment
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# on Windows NT/9x/2000/XP
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#
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!ifndef BORLAND_DIR
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BORLAND_DIR_Not_Defined:
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@echo .
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@echo You must define environment variable BORLAND_DIR to compile.
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!endif
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PRODUCT = writefile
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PRODUCT_EXE = $(PRODUCT).exe
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# Choose the Data Link Layer to Enable
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DEFINES = -DBACDL_BIP=1
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SRCS = writefile.c \
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..\..\ports\win32\bip-init.c \
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..\..\bip.c \
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..\..\demo\handler\txbuf.c \
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..\..\demo\handler\noserv.c \
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..\..\demo\handler\h_whois.c \
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..\..\demo\handler\h_rp.c \
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..\..\bacdcode.c \
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..\..\bacapp.c \
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..\..\bacstr.c \
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..\..\bactext.c \
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..\..\indtext.c \
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..\..\bigend.c \
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..\..\whois.c \
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..\..\iam.c \
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..\..\rp.c \
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..\..\wp.c \
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..\..\arf.c \
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..\..\awf.c \
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..\..\demo\object\bacfile.c \
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..\..\demo\object\device.c \
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..\..\demo\object\ai.c \
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..\..\demo\object\ao.c \
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..\..\datalink.c \
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..\..\tsm.c \
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..\..\address.c \
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..\..\abort.c \
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..\..\reject.c \
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..\..\bacerror.c \
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..\..\apdu.c \
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..\..\npdu.c
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OBJS = $(SRCS:.c=.obj)
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# Compiler definitions
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#
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CC = $(BORLAND_DIR)\bin\bcc32 +bcc32.cfg
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#LINK = $(BORLAND_DIR)\bin\tlink32
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LINK = $(BORLAND_DIR)\bin\ilink32
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TLIB = $(BORLAND_DIR)\bin\tlib
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#
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# Include directories
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#
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CC_DIR = $(BORLAND_DIR)\BIN
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INCL_DIRS = -I$(BORLAND_DIR)\include;..\..\;..\..\demo\object\;..\..\demo\handler\;..\..\ports\win32\;.
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CFLAGS = $(INCL_DIRS) $(CS_FLAGS) $(DEFINES)
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# Libraries
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#
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C_LIB_DIR = $(BORLAND_DIR)\lib
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LIBS = $(C_LIB_DIR)\IMPORT32.lib \
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$(C_LIB_DIR)\CW32MT.lib
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#
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# Main target
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#
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# This should be the first one in the makefile
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all : bcc32.cfg $(PRODUCT_EXE)
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# Linker specific: the link below is for BCC linker/compiler. If you link
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# with a different linker - please change accordingly.
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#
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# need a temp response file (@&&) because command line is too long
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$(PRODUCT_EXE) : $(OBJS)
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@echo Running Linker for $(PRODUCT_EXE)
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$(LINK) -L$(C_LIB_DIR) -m -c -s -v @&&| # temp response file, starts with |
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$(BORLAND_DIR)\lib\c0x32.obj $** # $** lists each dependency
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$<
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$*.map
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$(LIBS)
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| # end of temp response file
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#
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# Utilities
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clean :
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@echo Deleting obj files, $(PRODUCT_EXE) and map files.
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# del $(OBJS) # command too long, bummer!
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del *.obj
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del ..\..\*.obj
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del ..\..\demo\handler\*.obj
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del ..\..\demo\object\*.obj
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del ..\..\ports\win32\*.obj
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del $(PRODUCT_EXE)
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del *.map
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del bcc32.cfg
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#
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# Generic rules
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#
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.SUFFIXES: .cpp .c .sbr .obj
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#
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# cc generic rule
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#
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.c.obj:
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$(CC) -o$@ $<
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# Compiler configuration file
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bcc32.cfg :
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Copy &&|
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$(CFLAGS)
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-c
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-y #include line numbers in OBJ's
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-v #include debug info
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-w+ #turn on all warnings
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-Od #disable all optimizations
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#-a4 #32 bit data alignment
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#-M # generate link map
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#-ls # linker options
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#-WM- #not multithread
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-WM #multithread
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-w-aus # ignore warning assigned a value that is never used
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-w-sig # ignore warning conversion may lose sig digits
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| $@
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# EOF: makefile
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@@ -0,0 +1,422 @@
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/**************************************************************************
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*
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* Copyright (C) 2006 Steve Karg <skarg@users.sourceforge.net>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*********************************************************************/
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/* READFILE: command line tool that writes a file to a BACnet device. */
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#include <stddef.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <time.h> /* for time */
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#include <errno.h>
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#include "bactext.h"
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#include "iam.h"
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#include "awf.h"
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#include "tsm.h"
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#include "address.h"
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#include "config.h"
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#include "bacdef.h"
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#include "npdu.h"
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#include "apdu.h"
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#include "device.h"
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#include "net.h"
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#include "datalink.h"
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#include "whois.h"
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/* some demo stuff needed */
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#include "handlers.h"
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#include "txbuf.h"
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// buffer used for receive
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static uint8_t Rx_Buf[MAX_MPDU] = {0};
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/* global variables used in this file */
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static uint32_t Target_File_Object_Instance = 4194303;
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static uint32_t Target_Device_Object_Instance = 4194303;
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static BACNET_ADDRESS Target_Address;
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static char *Local_File_Name = NULL;
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static bool End_Of_File_Detected = false;
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static bool Error_Detected = false;
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static uint8_t Current_Invoke_ID = 0;
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static void Atomic_Read_File_Error_Handler(
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BACNET_ADDRESS *src,
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uint8_t invoke_id,
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BACNET_ERROR_CLASS error_class,
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BACNET_ERROR_CODE error_code)
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{
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/* FIXME: verify src and invoke id */
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(void)src;
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(void)invoke_id;
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printf("\r\nBACnet Error!\r\n");
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printf("Error Class: %s\r\n",
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bactext_error_class_name(error_class));
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printf("Error Code: %s\r\n",
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bactext_error_code_name(error_code));
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Error_Detected = true;
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}
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void MyAbortHandler(
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BACNET_ADDRESS *src,
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uint8_t invoke_id,
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uint8_t abort_reason)
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{
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/* FIXME: verify src and invoke id */
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(void)src;
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(void)invoke_id;
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printf("\r\nBACnet Abort!\r\n");
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printf("Abort Reason: %s\r\n",
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bactext_abort_reason_name(abort_reason));
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Error_Detected = true;
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}
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void MyRejectHandler(
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BACNET_ADDRESS *src,
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uint8_t invoke_id,
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uint8_t reject_reason)
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{
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/* FIXME: verify src and invoke id */
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(void)src;
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(void)invoke_id;
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printf("\r\nBACnet Reject!\r\n");
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printf("Reject Reason: %s\r\n",
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bactext_reject_reason_name(reject_reason));
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Error_Detected = true;
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}
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static uint8_t Send_Atomic_Write_File_Stream(
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uint32_t device_id,
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uint32_t file_instance,
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int fileStartPosition,
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BACNET_OCTET_STRING *fileData)
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{
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BACNET_ADDRESS dest;
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BACNET_ADDRESS my_address;
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unsigned max_apdu = 0;
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uint8_t invoke_id = 0;
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bool status = false;
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int pdu_len = 0;
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int bytes_sent = 0;
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BACNET_ATOMIC_WRITE_FILE_DATA data;
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/* is the device bound? */
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status = address_get_by_device(device_id, &max_apdu, &dest);
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/* is there a tsm available? */
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if (status)
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status = tsm_transaction_available();
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if (status)
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{
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datalink_get_my_address(&my_address);
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pdu_len = npdu_encode_apdu(
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&Handler_Transmit_Buffer[0],
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&dest,
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&my_address,
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true, // true for confirmed messages
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MESSAGE_PRIORITY_NORMAL);
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invoke_id = tsm_next_free_invokeID();
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// load the data for the encoding
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data.object_type = OBJECT_FILE;
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data.object_instance = file_instance;
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data.access = FILE_STREAM_ACCESS;
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data.type.stream.fileStartPosition = fileStartPosition;
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status = octetstring_copy(&data.fileData, fileData);
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if (status)
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{
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pdu_len += awf_encode_apdu(
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&Handler_Transmit_Buffer[pdu_len],
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invoke_id,
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&data);
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/* will the APDU fit the target device?
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note: if there is a bottleneck router in between
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us and the destination, we won't know unless
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we have a way to check for that and update the
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max_apdu in the address binding table. */
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if ((unsigned)pdu_len <= max_apdu)
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{
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tsm_set_confirmed_unsegmented_transaction(
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invoke_id,
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&dest,
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&Handler_Transmit_Buffer[0],
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pdu_len);
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bytes_sent = datalink_send_pdu(
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&dest, // destination address
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&Handler_Transmit_Buffer[0],
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pdu_len); // number of bytes of data
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if (bytes_sent <= 0)
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fprintf(stderr,"Failed to Send AtomicWriteFile Request (%s)!\n",
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strerror(errno));
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}
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else
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fprintf(stderr,"Failed to Send AtomicWriteFile Request "
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"(payload [%d] exceeds destination maximum APDU [%u])!\n",
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pdu_len,max_apdu);
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}
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else
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fprintf(stderr,"Failed to Send AtomicWriteFile Request "
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"(payload [%d] exceeds octet string capacity)!\n");
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}
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return invoke_id;
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}
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static void Send_WhoIs(uint32_t device_id)
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{
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int pdu_len = 0;
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BACNET_ADDRESS dest;
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int bytes_sent = 0;
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/* Who-Is is a global broadcast */
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datalink_get_broadcast_address(&dest);
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/* encode the NPDU portion of the packet */
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pdu_len = npdu_encode_apdu(
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&Handler_Transmit_Buffer[0],
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&dest,
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NULL,
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false, // true for confirmed messages
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MESSAGE_PRIORITY_NORMAL);
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/* encode the APDU portion of the packet */
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pdu_len += whois_encode_apdu(
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&Handler_Transmit_Buffer[pdu_len],
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device_id,
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device_id);
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bytes_sent = datalink_send_pdu(
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&dest, /* destination address */
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&Handler_Transmit_Buffer[0],
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pdu_len); /* number of bytes of data */
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if (bytes_sent <= 0)
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fprintf(stderr,"Failed to Send Who-Is Request (%s)!\n", strerror(errno));
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}
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static void LocalIAmHandler(
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uint8_t *service_request,
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uint16_t service_len,
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BACNET_ADDRESS *src)
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{
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int len = 0;
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uint32_t device_id = 0;
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unsigned max_apdu = 0;
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int segmentation = 0;
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uint16_t vendor_id = 0;
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(void)src;
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(void)service_len;
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len = iam_decode_service_request(
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service_request,
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&device_id,
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&max_apdu,
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&segmentation,
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&vendor_id);
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if (len != -1)
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{
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address_add(device_id,
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max_apdu,
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src);
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}
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else
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fprintf(stderr,"!\n");
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return;
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}
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static void Init_Service_Handlers(void)
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{
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/* we need to handle who-is
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to support dynamic device binding to us */
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apdu_set_unconfirmed_handler(
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SERVICE_UNCONFIRMED_WHO_IS,
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handler_who_is);
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/* handle i-am to support binding to other devices */
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apdu_set_unconfirmed_handler(
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SERVICE_UNCONFIRMED_I_AM,
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LocalIAmHandler);
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/* set the handler for all the services we don't implement
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It is required to send the proper reject message... */
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apdu_set_unrecognized_service_handler_handler(
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handler_unrecognized_service);
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/* we must implement read property - it's required! */
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apdu_set_confirmed_handler(
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SERVICE_CONFIRMED_READ_PROPERTY,
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handler_read_property);
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/* handle any errors coming back */
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apdu_set_error_handler(
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SERVICE_CONFIRMED_ATOMIC_READ_FILE,
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Atomic_Read_File_Error_Handler);
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apdu_set_abort_handler(
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MyAbortHandler);
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apdu_set_reject_handler(
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MyRejectHandler);
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}
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int main(int argc, char *argv[])
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{
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BACNET_ADDRESS src = {0}; // address where message came from
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uint16_t pdu_len = 0;
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unsigned timeout = 100; // milliseconds
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unsigned max_apdu = 0;
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time_t elapsed_seconds = 0;
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time_t last_seconds = 0;
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time_t current_seconds = 0;
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time_t timeout_seconds = 0;
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int fileStartPosition = 0;
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unsigned requestedOctetCount = 0;
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uint8_t invoke_id = 0;
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bool found = false;
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uint16_t my_max_apdu = 0;
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FILE *pFile = NULL;
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static BACNET_OCTET_STRING fileData;
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size_t len = 0;
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if (argc < 4)
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{
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/* FIXME: what about access method - record or stream? */
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printf("%s device-instance file-instance local-name\r\n",argv[0]);
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return 0;
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}
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/* decode the command line parameters */
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Target_Device_Object_Instance = strtol(argv[1],NULL,0);
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Target_File_Object_Instance = strtol(argv[2],NULL,0);
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Local_File_Name = argv[3];
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if (Target_Device_Object_Instance >= BACNET_MAX_INSTANCE)
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{
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fprintf(stderr,"device-instance=%u - it must be less than %u\r\n",
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Target_Device_Object_Instance,BACNET_MAX_INSTANCE);
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return 1;
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}
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if (Target_File_Object_Instance >= BACNET_MAX_INSTANCE)
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{
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fprintf(stderr,"file-instance=%u - it must be less than %u\r\n",
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Target_File_Object_Instance,BACNET_MAX_INSTANCE+1);
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return 1;
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}
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/* setup my info */
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Device_Set_Object_Instance_Number(BACNET_MAX_INSTANCE);
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address_init();
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Init_Service_Handlers();
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/* configure standard BACnet/IP port */
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bip_set_interface("eth0"); /* for linux */
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bip_set_port(0xBAC0);
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if (!bip_init())
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return 1;
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/* configure the timeout values */
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last_seconds = time(NULL);
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timeout_seconds = (Device_APDU_Timeout() / 1000) *
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Device_Number_Of_APDU_Retries();
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/* try to bind with the device */
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Send_WhoIs(Target_Device_Object_Instance);
|
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/* loop forever */
|
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for (;;)
|
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{
|
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/* increment timer - exit if timed out */
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current_seconds = time(NULL);
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|
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/* returns 0 bytes on timeout */
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pdu_len = bip_receive(
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&src,
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&Rx_Buf[0],
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MAX_MPDU,
|
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timeout);
|
||||
|
||||
/* process */
|
||||
if (pdu_len)
|
||||
{
|
||||
npdu_handler(
|
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&src,
|
||||
&Rx_Buf[0],
|
||||
pdu_len);
|
||||
}
|
||||
/* at least one second has passed */
|
||||
if (current_seconds != last_seconds)
|
||||
tsm_timer_milliseconds(((current_seconds - last_seconds) * 1000));
|
||||
if (End_Of_File_Detected || Error_Detected)
|
||||
break;
|
||||
if (I_Am_Request)
|
||||
{
|
||||
I_Am_Request = false;
|
||||
iam_send(&Handler_Transmit_Buffer[0]);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* wait until the device is bound, or timeout and quit */
|
||||
found = address_bind_request(
|
||||
Target_Device_Object_Instance,
|
||||
&max_apdu,
|
||||
&Target_Address);
|
||||
if (found)
|
||||
{
|
||||
/* calculate the smaller of our APDU size or theirs
|
||||
and remove the overhead of the APDU (about 20 octets max).
|
||||
note: we could fail if there is a bottle neck (router)
|
||||
and smaller MPDU in betweeen. */
|
||||
if (max_apdu < MAX_APDU)
|
||||
my_max_apdu = max_apdu;
|
||||
else
|
||||
my_max_apdu = MAX_APDU;
|
||||
requestedOctetCount = my_max_apdu - 20;
|
||||
/* has the previous invoke id expired or returned?
|
||||
note: invoke ID = 0 is invalid, so it will be idle */
|
||||
if ((invoke_id == 0) || tsm_invoke_id_free(invoke_id))
|
||||
{
|
||||
if (invoke_id != 0)
|
||||
fileStartPosition += requestedOctetCount;
|
||||
/* we'll read the file in chunks
|
||||
less than max_apdu to keep unsegmented */
|
||||
pFile = fopen(Local_File_Name,"rb");
|
||||
if (pFile)
|
||||
{
|
||||
(void)fseek(pFile,
|
||||
fileStartPosition,
|
||||
SEEK_SET);
|
||||
len = fread(octetstring_value(&fileData), 1,
|
||||
requestedOctetCount, pFile);
|
||||
if (len < requestedOctetCount)
|
||||
End_Of_File_Detected = true;
|
||||
octetstring_truncate(&fileData,len);
|
||||
fclose(pFile);
|
||||
}
|
||||
printf("\rSending %d bytes",(fileStartPosition+len));
|
||||
invoke_id = Send_Atomic_Write_File_Stream(
|
||||
Target_Device_Object_Instance,
|
||||
Target_File_Object_Instance,
|
||||
fileStartPosition,
|
||||
&fileData);
|
||||
Current_Invoke_ID = invoke_id;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* increment timer - exit if timed out */
|
||||
elapsed_seconds += (current_seconds - last_seconds);
|
||||
if (elapsed_seconds > timeout_seconds)
|
||||
break;
|
||||
}
|
||||
}
|
||||
/* keep track of time for next check */
|
||||
last_seconds = current_seconds;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
Binary file not shown.
Reference in New Issue
Block a user