void* beforedawn()
{
//allocate
void* addr = birth();
//libboot
initstdin( addr+0x000000);
initstdout(addr+0x100000);
initstdev( addr+0x200000);
initstdrel(addr+0x300000);
//libsoft
initdevice(addr+0x400000);
initdriver(addr+0x400000);
//libsoft
initsystem(addr+0x800000);
initartery(addr+0x800000);
//libuser
initarena(addr+0xc00000);
initactor(addr+0xc00000);
return addr;
}
void
threadmain(int argc, char *argv[])
{
int i;
char *file;
Arena *arena;
u64int offset, aoffset;
Part *part;
uchar buf[8192];
ArenaHead head;
ZClump zerocl;
ventifmtinstall();
qlock(&godot);
aoffset = 0;
ARGBEGIN{
case 'f':
fast = 1;
ventidoublechecksha1 = 0;
break;
case 'h':
host = EARGF(usage());
break;
case 'o':
haveaoffset = 1;
aoffset = strtoull(EARGF(usage()), 0, 0);
break;
case 'M':
maxwrites = atoi(EARGF(usage()));
break;
case 'v':
verbose = 1;
break;
default:
usage();
break;
}ARGEND
offset = ~(u64int)0;
switch(argc) {
default:
usage();
case 2:
offset = strtoull(argv[1], 0, 0);
/* fall through */
case 1:
file = argv[0];
}
fmtinstall('V', vtscorefmt);
statsinit();
part = initpart(file, OREAD);
if(part == nil)
sysfatal("can't open file %s: %r", file);
if(readpart(part, aoffset, buf, sizeof buf) < 0)
sysfatal("can't read file %s: %r", file);
if(unpackarenahead(&head, buf) < 0)
sysfatal("corrupted arena header: %r");
if(aoffset+head.size > part->size)
sysfatal("arena is truncated: want %llud bytes have %llud",
head.size, part->size);
partblocksize(part, head.blocksize);
initdcache(8 * MaxDiskBlock);
arena = initarena(part, aoffset, head.size, head.blocksize);
if(arena == nil)
sysfatal("initarena: %r");
z = nil;
if(host==nil || strcmp(host, "/dev/null") != 0){
z = vtdial(host);
if(z == nil)
sysfatal("could not connect to server: %r");
if(vtconnect(z) < 0)
sysfatal("vtconnect: %r");
}
c = chancreate(sizeof(ZClump), 0);
for(i=0; i<12; i++)
vtproc(vtsendthread, nil);
rdarena(arena, offset);
if(vtsync(z) < 0)
sysfatal("executing sync: %r");
memset(&zerocl, 0, sizeof zerocl);
for(i=0; i<12; i++)
send(c, &zerocl);
if(z){
vthangup(z);
}
threadexitsall(0);
}
