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Length: 959 (0x3bf)
Types: TextFile
Notes: UNIX file
Names: »map.h«
└─⟦a6ab2eb36⟧ Bits:30004042/kconfig3.imd SW95705I 386/ix Multi-user Release 1.2
└─⟦a6ab2eb36⟧ UNIX Filesystem
└─⟦this⟧ »kc/new/usr/include/sys/map.h«
/* Copyright (c) 1984 AT&T */
/* All Rights Reserved */
/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
/* The copyright notice above does not evidence any */
/* actual or intended publication of such source code. */
#ident "@(#)map.h 1.3"
/*
* struct map X[] .m_size .m_addr
* --- ------------ -----------
* [0] mapsize(X) mapwant(X)
* # X[] unused sleep value
*
* mapstart(X)-> [1] # units unit number
* : : :
* [ ] 0
*/
struct map
{
unsigned long m_size; /* number of units available */
unsigned long m_addr; /* address of first available unit */
};
extern struct map sptmap[]; /* Map for system virtual space. */
#define mapstart(X) &X[1] /* start of map array */
#define mapwant(X) X[0].m_addr
#define mapsize(X) X[0].m_size /* number of empty slots \
remaining in map array */
#define mapdata(X) {(X)-2, 0} , {0, 0}
#define mapinit(X, Y) X[0].m_size = (Y)-2
uint malloc();