1996/0206/port/devtinyfs.c (diff list | history)

1996/0203/sys/src/9/port/devtinyfs.c:55,60 – 1996/0206/sys/src/9/port/devtinyfs.c:55,61 (short | long | prev | next)
1996/0201		typedef struct Tfile Tfile; struct Tfile {
1996/0206		Lock;
1996/0202		int r;
1996/0201		char name[NAMELEN]; ushort bno;
1996/0203/sys/src/9/port/devtinyfs.c:182,187 – 1996/0206/sys/src/9/port/devtinyfs.c:183,199
1996/0201		return md; }
1996/0206		static Mdata* readdata(Tfs *fs, ulong bno, uchar *buf) { if(bno >= fs->nblocks) return 0; n = devtab[fs->c->type].read(fs->c, buf, Blen, Blen*bno); if(n != Blen) return 0; return validdata(fs, buf); }
1996/0202		static int writedir(Tfs *fs, Tfile *f) {
1996/0203/sys/src/9/port/devtinyfs.c:603,608 – 1996/0206/sys/src/9/port/devtinyfs.c:615,623
1996/0203		Tfs *fs; Tfile *f; int sofar, i;
1996/0206		ulong bno, tbno; Mdata *md; uchar buf[Blen];
1996/0203		if(c->qid.path & CHDIR)
1996/0201		return devdirread(c, a, n, tinyfstab, Ntinyfstab, tinyfsgen);
1996/0203/sys/src/9/port/devtinyfs.c:613,618 – 1996/0206/sys/src/9/port/devtinyfs.c:628,649
1996/0203		return 0; if(n + offset >= f->length) n = f->length - offset;
1996/0206		/* walk to first data block */ bno = f->dbno; for(sofar = 0; sofar < offset; sofar += Blen){ md = readdata(fs, bno, buf); if(md == 0) error(Eio); bno = GETS(md->bno); } /* read first block */ i = offset%Blen; /* read data */ for(sofar = 0; sofar+Blen < offset; sofar += Blen){
1996/0203
1996/0116		return n; }