36 vtfilealloc(VtCache *c, VtBlock *b, VtFile *p, u32int offset, int mode)  in vtfilealloc()  argument
46 		assert(offset == 0);  in vtfilealloc()
61 	if(vtentryunpack(&e, b->data, offset % epb) < 0){  in vtfilealloc()
62 		fprint(2, "vtentryunpack failed: %r (%.*H)\n", VtEntrySize, b->data+VtEntrySize*(offset%epb));  in vtfilealloc()
103 	r->offset = offset;  in vtfilealloc()
155 vtfileopen(VtFile *r, u32int offset, int mode)  in vtfileopen()  argument
166 	bn = offset/(r->dsize/VtEntrySize);  in vtfileopen()
171 	r = vtfilealloc(r->c, b, r, offset, mode);  in vtfileopen()
191 	u32int offset;  in _vtfilecreate()  local
210 		offset = lnrand(size+1);  in _vtfilecreate()
211 		offset -= offset % epb;  in _vtfilecreate()
213 		offset = o;  in _vtfilecreate()
217 		bn = offset/epb;  in _vtfilecreate()
221 		for(i=offset%r->epb; i<epb; i++){  in _vtfilecreate()
228 		if(offset == size){  in _vtfilecreate()
233 		offset = size;  in _vtfilecreate()
246 	offset = bn*epb + i;  in _vtfilecreate()
247 	if(offset+1 > size){  in _vtfilecreate()
248 		if(vtfilesetdirsize(r, offset+1) < 0){  in _vtfilecreate()
254 	rr = vtfilealloc(r->c, b, r, offset, VtORDWR);  in _vtfilecreate()
287 	vtentrypack(&e, b->data, r->offset % r->epb);  in vtfilekill()
435 	vtentrypack(&e, b->data, r->offset % r->epb);  in vtfilesetsize()
495 	vtentrypack(e, b->data, r->offset % r->epb);  in vtfilesetentry()
591 	vtentrypack(e, p->data, r->offset % r->epb);  in growdepth()
649 	vtentrypack(e, p->data, r->offset % r->epb);  in shrinkdepth()
715 	index[DEPTH(e.type)] = r->offset % r->epb;  in vtfileblock()
768 	index[DEPTH(e.type)] = r->offset % r->epb;  in vtfileblockscore()
849 		b = vtfileblock(r->parent, r->offset/r->epb, VtORDWR);  in fileloadblock()
883 			b = vtfileblock(r->parent, r->offset/r->epb, VtOREAD);  in fileloadblock()
933 	if(r->parent==rr->parent && r->offset/r->epb == rr->offset/rr->epb){  in vtfilelock2()
939 	}else if(r->parent==rr->parent || r->offset > rr->offset){  in vtfilelock2()
986 	if(vtentryunpack(e, b->data, r->offset % r->epb) < 0)  in fileload()
1007 vtfileread(VtFile *f, void *data, long count, vlong offset)  in vtfileread()  argument
1018 	if(count < 0 || offset < 0){  in vtfileread()
1022 	if(offset >= e.size)  in vtfileread()
1025 	if(offset+count > e.size)  in vtfileread()
1026 		count = e.size - offset;  in vtfileread()
1028 	frag = offset % e.dsize;  in vtfileread()
1032 	b = vtfileblock(f, offset/e.dsize, VtOREAD);  in vtfileread()
1042 filewrite1(VtFile *f, void *data, long count, vlong offset)  in filewrite1()  argument
1049 	if(count < 0 || offset < 0){  in filewrite1()
1054 	frag = offset % e.dsize;  in filewrite1()
1062 	b = vtfileblock(f, offset/e.dsize, m);  in filewrite1()
1070 	if(offset+count > e.size){  in filewrite1()
1072 		e.size = offset+count;  in filewrite1()
1081 vtfilewrite(VtFile *f, void *data, long count, vlong offset)  in vtfilewrite()  argument
1090 		m = filewrite1(f, (char*)data+tot, count-tot, offset+tot);  in vtfilewrite()
1180 	vtentrypack(&e, b->data, f->offset % f->epb);  in vtfileflush()
1186 vtfileflushbefore(VtFile *r, u64int offset)  in vtfileflushbefore()  argument
1196 	if(offset == 0)  in vtfileflushbefore()
1210 	i = mkindices(&e, (offset-1)/e.dsize, index);  in vtfileflushbefore()
1221 	index[depth] = r->offset % r->epb;  in vtfileflushbefore()
1240 			if(offset%e.dsize == 0)  in vtfileflushbefore()