4.1cBSD/usr/src/new/courier/lib/SCCS/s.misc.c

h07593

s 00063/00000/00000

d D 1.1 83/02/23 13:58:04 cooper 1 0

c date and time created 83/02/23 13:58:04 by cooper

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/*
 * %M% %I% %G%
 */
#include <courier.h>

Unspecified *
Allocate(n)
	LongCardinal n;
{
	Unspecified *p;
	extern char *malloc();

	if (n < 0 || n > 100000) {
		fprintf(stderr,
			"Ridiculous request to memory allocator (%d words).\n",
			n);
		exit(1);
	}
	if (n == 0)
		return (0);
	p = (Unspecified *) malloc(n*sizeof(Unspecified));
	if (p == 0) {
		fprintf(stderr, "Out of memory.\n");
		exit(1);
	}
	return (p);
}

Deallocate(p)
	Unspecified *p;
{
	if (p != 0)
		free((char *) p);
}

PackString(p, buf, flag)
	String *p;
	Unspecified *buf;
	Boolean flag;
{
	Cardinal n;

	n = strlen(*p);
	if (flag) {
		PackCardinal(&n, buf, 1);
		strncpy(buf+1, *p, n);
	}
	return (1 + n/2 + n%2);
}

UnpackString(p, buf)
	String *p;
	Unspecified *buf;
{
	Cardinal n;

	UnpackCardinal(&n, buf);
	++buf;
	*p = (String) Allocate(n/2 + 1);
	strncpy(*p, buf, n);
	(*p)[n] = 0;
	return (1 + n/2 + n%2);
}

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