transfer.c File Reference

File transfer through PVM. More...

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <pvm3.h>
#include "main.h"
#include "error.h"
#include "assert.h"
#include "chromo.h"
#include "transfer.h"

Functions
int	file_recv (char *filename, int sender, int msgtag)
	Wait for file sent from sender.
int	file_mcast (char *filename, int *recipients, int num, int msgtag)
	Multicast file to all recipients.
int	file_send (char *filename, int recipient, int msgtag)
	Send file to one recipient.
int	table_recv (population *pop, int num, int sender, int msgtag)
	Wait for timetables from sender.
int	table_send (population *pop, int num, int recipient, int msgtag)
	Send timetables to a recipient.
population *	population_recv (int sender, int msgtag)
	Receive the entire population.
int	population_send (population *pop, int recipient, int msgtag)
	Send the entire population.

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Detailed Description

File transfer through PVM.

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Function Documentation

int file_mcast	(	char *	filename,
		int *	recipients,
		int	num,
		int	msgtag
	)

Multicast file to all recipients.

Parameters:

	filename	File to multicast.
	recipients	Array of num task IDs.
	num	Number of recipients.
	msgtag	Message tag.

Returns:

0 on success and -1 on error.

int file_recv	(	char *	filename,
		int	sender,
		int	msgtag
	)

Wait for file sent from sender.

Parameters:

	filename	File will be saved under this name.
	sender	Task ID of the sender task.
	msgtag	Message tag.

Returns:

0 on success and -1 on error.

int file_send	(	char *	filename,
		int	recipient,
		int	msgtag
	)

Send file to one recipient.

Parameters:

	filename	File to multicast.
	recipient	Task ID of the recipient task.
	msgtag	Message tag.

Returns:

0 on success and -1 on error.

population* population_recv	(	int	sender,
		int	msgtag
	)

Receive the entire population.

Parameters:

	sender	Task ID of the sender task.
	msgtag	Message tag.

Returns:

Pointer to the allocated population struct or NULL on error.

int population_send	(	population *	pop,
		int	recipient,
		int	msgtag
	)

Send the entire population.

Parameters:

	pop	Pointer to the population struct.
	recipient	Task ID of the recipient task.
	msgtag	Message tag.

Returns:

0 on success and -1 on error.

int table_recv	(	population *	pop,
		int	num,
		int	sender,
		int	msgtag
	)

Wait for timetables from sender.

Received timetables are stored at the end of the population.

Parameters:

	pop	Pointer to the population struct.
	num	Number of chromosomes to receive.
	sender	Task ID of the sender task.
	msgtag	Message tag.

Returns:

0 on success and -1 on error.

int table_send	(	population *	pop,
		int	num,
		int	recipient,
		int	msgtag
	)

Send timetables to a recipient.

Timetables are read from the start of the population.

Parameters:

	pop	Pointer to the population struct.
	num	Number of chromosomes to send.
	recipient	Task ID of the recipient task.
	msgtag	Message tag.

Returns:

0 on success and -1 on error.

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