diff options
Diffstat (limited to 'src/libfs/write.c')
| -rw-r--r-- | src/libfs/write.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/src/libfs/write.c b/src/libfs/write.c deleted file mode 100644 index e4b6253d..00000000 --- a/src/libfs/write.c +++ /dev/null @@ -1,74 +0,0 @@ -/* Copyright (C) 2003 Russ Cox, Massachusetts Institute of Technology */ -/* See COPYRIGHT */ - -#include <u.h> -#include <libc.h> -#include <fcall.h> -#include <fs.h> -#include "fsimpl.h" - -static long -_fspwrite(Fid *fid, void *buf, long n, vlong offset) -{ - Fcall tx, rx; - void *freep; - - tx.type = Twrite; - tx.fid = fid->fid; - if(offset == -1){ - qlock(&fid->lk); - tx.offset = fid->offset; - qunlock(&fid->lk); - }else - tx.offset = offset; - tx.count = n; - tx.data = buf; - - if(fsrpc(fid->fs, &tx, &rx, &freep) < 0) - return -1; - if(rx.type == Rerror){ - werrstr("%s", rx.ename); - free(freep); - return -1; - } - if(offset == -1 && rx.count){ - qlock(&fid->lk); - fid->offset += rx.count; - qunlock(&fid->lk); - } - free(freep); - return rx.count; -} - -long -fspwrite(Fid *fid, void *buf, long n, vlong offset) -{ - long tot, want, got, first; - uint msize; - - msize = fid->fs->msize - IOHDRSZ; - tot = 0; - first = 1; - while(tot < n || first){ - want = n - tot; - if(want > msize) - want = msize; - got = _fspwrite(fid, buf, want, offset); - first = 0; - if(got < 0){ - if(tot == 0) - return got; - break; - } - tot += got; - if(offset != -1) - offset += got; - } - return tot; -} - -long -fswrite(Fid *fid, void *buf, long n) -{ - return fspwrite(fid, buf, n, -1); -} |
