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#include <u.h>
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#include <libc.h>
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#include <authsrv.h>
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int
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opasstokey(char *key, char *p)
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{
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	uchar t[10];
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	int c, n;
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	n = strlen(p);
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	memset(t, ' ', sizeof t);
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	if(n < 5)
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		return 0;
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	if(n > 10)
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		n = 10;
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	strncpy((char*)t, p, n);
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	if(n >= 9){
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		c = p[8] & 0xf;
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		if(n == 10)
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			c += p[9] << 4;
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		for(n = 0; n < 8; n++)
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			if(c & (1 << n))
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				t[n] -= ' ';
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	}
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	for(n = 0; n < 7; n++)
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		key[n] = (t[n] >> n) + (t[n+1] << (8 - (n+1)));
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	return 1;
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}