37 lines
1.3 KiB
C
37 lines
1.3 KiB
C
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#ifndef __NETWORKSETUP_H
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#define __NETWORKSETUP_H
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/**
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This struct contains the state for the messages (networking) layer.
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Currently, everything here can be derived at startup, so this won't
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need to be in transactional storage, with some luck. */
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typedef struct networkSetup {
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unsigned short localport;
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char * localhost;
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int socket;
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/**
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Same format as argv for main(). If a message is addressed to
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"broadcast", then the message will be sent to each
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"address:port" pair in this string. If you want to use proper
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IP broadcast, then this list can simply contain one entry that
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contains a subnet broadcast address like "1.2.3.0:1234".
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It would be best to set this value to NULL and
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broadcast_list_count to zero if you don't plan to use broadcast.
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*/
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char *** broadcast_lists;
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int broadcast_lists_count;
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int *broadcast_list_host_count;
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} NetworkSetup;
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/** This site is the coordinator. */
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#define COORDINATOR -1
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/** Obtain the hostnumber from the config file. */
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#define DEFAULT_HOST -2
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/** Parses the network configuration file.
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@param The name of the config file.
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@param hostnumber COORDINATOR, or which subordinate this host is (zero indexed)
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@return an initialized NetworkSetup struct.
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*/
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NetworkSetup * readNetworkConfig(char * name, int hostnumber);
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#endif // __NETWORKSETUP_H
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