1999/0610/mpc/devsac.c (diff list | history)

1999/0609/sys/src/9/mpc/devsac.c:98,104 – 1999/0610/sys/src/9/mpc/devsac.c:98,103 (short | long | prev | next)
1999/0608		return; } blocksize = getl(hdr->blocksize);
1999/0609		print("blocksize = %d\n", blocksize);
1999/0608		root.SacDir = *(SacDir*)(data + sizeof(SacHeader)); }
1999/0609/sys/src/9/mpc/devsac.c:137,143 – 1999/0610/sys/src/9/mpc/devsac.c:136,143
1999/0608		Sac *sac;
1999/0609		Path *op;
1999/0608
1999/0609		print("sacwalk\n");
1999/0610		//print("walk %s\n", name);
1999/0608		isdir(c);
1999/0609		if(name[0]=='.' && name[1]==0)
1999/0608		return 1;
1999/0609/sys/src/9/mpc/devsac.c:150,156 – 1999/0610/sys/src/9/mpc/devsac.c:150,155
1999/0608		c->aux = sac; c->qid = (Qid){getl(sac->qid), 0}; op = c->path;
1999/0609		print("op=%ux name = %s\n", op, name);
1999/0608		c->path = ptenter(&syspt, op, name); decref(op); return 1;
1999/0609/sys/src/9/mpc/devsac.c:199,206 – 1999/0610/sys/src/9/mpc/devsac.c:198,205
1999/0609		error("i/o error"); return sacdirread(c, buf, off, cnt);
1999/0608		}
1999/0609		print("data read\n"); sac = c->aux;
1999/0610		//print("sacread: %s %llx %d\n", sac->name, off, n);
1999/0608		length = getv(sac->length);
1999/0609		if(off >= length)
1999/0608		return 0;
1999/0609/sys/src/9/mpc/devsac.c:221,226 – 1999/0610/sys/src/9/mpc/devsac.c:220,226
1999/0609		memmove(buf, buf2+j, nn); cnt -= nn; off += nn;
1999/0610		buf += nn;
1999/0608		} free(buf2);
1999/0609		return n;
1999/0609/sys/src/9/mpc/devsac.c:237,243 – 1999/0610/sys/src/9/mpc/devsac.c:237,242
1999/0609		sacclose(Chan* c)
1999/0608		{
1999/0609		Sac *sac = c->aux; print("close %ux\n", sac); c->aux = nil; sacfree(sac);
1999/0608		}
1999/0609/sys/src/9/mpc/devsac.c:255,261 – 1999/0610/sys/src/9/mpc/devsac.c:254,259
1999/0608		Sac *ss; ss = malloc(sizeof(Sac));
1999/0609		print("saccpy = %ux\n", ss);
1999/0608		*ss = *s; if(ss->path) incref(ss->path);
1999/0609/sys/src/9/mpc/devsac.c:324,334 – 1999/0610/sys/src/9/mpc/devsac.c:322,330
1999/0608		if(n < 0) n = -n; n -= block;
1999/0609		print("blocksize = %d, block = %lld n = %lld\n", blocksize, block, n);
1999/0608		if(unsac(buf, data+block, blocksize, n)<0) panic("unsac failed!"); } else {
1999/0609		print("memmove: blocksize = %d\n", blocksize);
1999/0608		memmove(buf, data+block, blocksize); } }
1999/0609/sys/src/9/mpc/devsac.c:349,355 – 1999/0610/sys/src/9/mpc/devsac.c:345,350
1999/0608		} p = p->up;
1999/0609		print("sacparent = %lld %d\n", p->blocks, p->entry);
1999/0608		blocks = data + p->blocks; per = blocksize/sizeof(SacDir); i = p->entry/per;
1999/0609/sys/src/9/mpc/devsac.c:356,362 – 1999/0610/sys/src/9/mpc/devsac.c:351,356
1999/0608		buf = malloc(per*sizeof(SacDir)); loadblock(buf, blocks + i*8, per*sizeof(SacDir)); s->SacDir = buf[p->entry-i*per];
1999/0609		print("sacparent = %s\n", s->name);
1999/0608		free(buf); incref(p);
1999/0609		sacpathfree(s->path);
1999/0609/sys/src/9/mpc/devsac.c:372,378 – 1999/0610/sys/src/9/mpc/devsac.c:366,371
1999/0608		int iblock, per, i, j, ndir;
1999/0609		Sac *s;
1999/0608
1999/0609		print("sacdirread %d %d\n", off, cnt); s = c->aux;
1999/0608		blocks = data + getv(s->blocks); per = blocksize/sizeof(SacDir);
1999/0609/sys/src/9/mpc/devsac.c:428,434 – 1999/0610/sys/src/9/mpc/devsac.c:421,426
1999/0608		sd = buf+i-j; k = strcmp(name, sd->name); if(k == 0) {
1999/0609		print("walk %s %lld %d\n", name, getv(s->blocks), i); s->path = sacpathalloc(s->path, getv(s->blocks), i);
1999/0608		s->SacDir = *sd; free(buf);