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fix BACnet/IP on OS to bind broadcast to specific port (#489)

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* Fixes #346 by binding the broadcast socket to the port specific broadcast address rather than INADDR_ANY or INADDR_BROADCAST. Added additional compile and environment options for those who might need them. 

* Changed the define USE_CLASSADDR to BACNET_IP_BROADCAST_USE_CLASSADDR to help manage namespaces.

* Added BACNET_IP_BROADCAST_BIND_ADDR environment variable to override the default broadcast binding address.

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Co-authored-by: Steve Karg <skarg@users.sourceforge.net>
This commit is contained in:
Steve Karg
2023-09-10 10:24:18 -05:00
committed by GitHub
parent 0001f85f29
commit 55b8b3d93c
18 changed files with 231 additions and 58 deletions
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bin/readme.txt
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@@ -90,6 +90,8 @@ BACNET_BDT_MASK_1 - dotted IPv4 mask of the BBMD table
BACNET_IP_NAT_ADDR - dotted IPv4 address of the public facing router
BACNET_IP_BROADCAST_BIND_ADDR - dotted IPv4 address to bind broadcasts
Example Usage
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You can communicate with the virtual BACnet Device by using the other BACnet