io_private.h File Reference

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Functions
RzIOMap *	io_map_new (RzIO *io, int fd, int perm, ut64 delta, ut64 addr, ut64 size)
RzIOMap *	io_map_add (RzIO *io, int fd, int flags, ut64 delta, ut64 addr, ut64 size, bool do_skyline)
void	io_map_calculate_skyline (RzIO *io)

Function Documentation

io_map_add()

RzIOMap* io_map_add	(	RzIO *	io,
		int	fd,
		int	flags,
		ut64	delta,
		ut64	addr,
		ut64	size,
		bool	do_skyline
	)

io_map_calculate_skyline()

void io_map_calculate_skyline

(

RzIO *

io

)

Definition at line 14 of file io_map.c.

                                        {
    rz_skyline_clear(&io->map_skyline);
    // Last map has highest priority (it shadows previous maps)
    void **it;
    rz_pvector_foreach (&io->maps, it) {
        RzIOMap *map = (RzIOMap *)*it;
        rz_skyline_add(&io->map_skyline, map->itv, map);
    }
}

References map(), rz_io_t::map_skyline, rz_io_t::maps, rz_pvector_foreach, rz_skyline_add(), and rz_skyline_clear().

Referenced by rz_io_map_cleanup(), rz_io_map_del(), rz_io_map_del_for_fd(), rz_io_map_depriorize(), rz_io_map_priorize_for_fd(), rz_io_map_remap(), rz_io_map_reset(), rz_io_map_resize(), and rz_io_update().

io_map_new()

RzIOMap* io_map_new	(	RzIO *	io,
		int	fd,
		int	perm,
		ut64	delta,
		ut64	addr,
		ut64	size
	)

XXX: this is leaking a map!!!

Definition at line 24 of file io_map.c.

                                                                                  {
    if (!io || !io->map_ids) {
        return NULL;
    }
    RzIOMap *map = RZ_NEW0(RzIOMap);
    if (!map || !io->map_ids || !rz_id_pool_grab_id(io->map_ids, &map->id)) {
        free(map);
        return NULL;
    }
    map->fd = fd;
    map->delta = delta;
    if (size && (UT64_MAX - size + 1) < addr) {
        io_map_new(io, fd, perm, delta - addr, 0LL, size + addr);
        size = -(st64)addr;
    }
    // RzIOMap describes an interval of addresses (map->from; map->to)
    map->itv = (RzInterval){ addr, size };
    map->perm = perm;
    map->delta = delta;
    // new map lives on the top, being top the list's tail
    rz_pvector_push(&io->maps, map);
    rz_skyline_add(&io->map_skyline, map->itv, map);
    return map;
}

References addr, delta, fd, free(), map(), rz_io_t::map_ids, rz_io_t::map_skyline, rz_io_t::maps, NULL, rz_id_pool_grab_id(), RZ_NEW0, rz_pvector_push(), rz_skyline_add(), st64, and UT64_MAX.

Referenced by io_map_add(), rz_io_map_new(), and rz_io_open_at().