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38 lines
800 B
C
38 lines
800 B
C
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/**
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* Message related functions
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*
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2014, Institute for Automation of Complex Power Systems, EONERC
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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#include "msg.h"
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void msg_fprint(FILE *f, struct msg *msg)
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{
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fprintf(f, "p: dev_id = %u, msg_id = %u, data", msg->dev_id, msg->msg_id);
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for (int i = 0; i < msg->msg_len / sizeof(double); i++)
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fprintf(f, "\t%f", msg->data[i]);
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fprintf(f, "\n");
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}
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void msg_random(struct msg *msg, short dev_id)
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{
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static uint16_t msg_id;
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static double data[4];
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for (int i = 0; i < MAX_VALUES; i++)
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data[i] += (double) random() / RAND_MAX - .5;
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msg->msg_id = ++msg_id;
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msg->dev_id = dev_id;
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msg->msg_len = sizeof(data);
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memcpy(&msg->data, data, msg->msg_len);
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}
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