void
dowrite(unsigned offset, unsigned size)
{
ssize_t ret;
off_t newsize;
offset -= offset % writebdy;
if (o_direct)
size -= size % writebdy;
if (size == 0) {
if (!quiet && testcalls > simulatedopcount && !o_direct)
prt("skipping zero size write\n");
log4(OP_SKIPPED, OP_WRITE, offset, size);
return;
}
log4(OP_WRITE, offset, size, file_size);
gendata(original_buf, good_buf, offset, size);
if (file_size < offset + size) {
newsize = ceil(((double)offset + size) / truncbdy) * truncbdy;
if (file_size < newsize)
memset(good_buf + file_size, '\0', newsize - file_size);
file_size = newsize;
if (lite) {
warn("Lite file size bug in fsx!");
report_failure(149);
}
ret = rbd_resize(image, newsize);
if (ret < 0) {
prterrcode("dowrite: resize", ret);
report_failure(150);
}
}
if (testcalls <= simulatedopcount)
return;
if (!quiet &&
((progressinterval && testcalls % progressinterval == 0) ||
(debug &&
(monitorstart == -1 ||
(offset + size > monitorstart &&
(monitorend == -1 || offset <= monitorend))))))
prt("%lu write\t0x%x thru\t0x%x\t(0x%x bytes)\n", testcalls,
offset, offset + size - 1, size);
ret = rbd_write(image, offset, size, good_buf + offset);
if (ret != size) {
if (ret < 0)
prterrcode("dowrite: rbd_write", ret);
else
prt("short write: 0x%x bytes instead of 0x%x\n",
ret, size);
report_failure(151);
}
if (flush) {
doflush(offset, size);
}
}
int
puffs_flush_pagecache_node_range(struct puffs_usermount *pu,
puffs_cookie_t cookie, off_t start, off_t end)
{
return doflush(pu, cookie, PUFFS_FLUSH_PAGECACHE_NODE_RANGE, start,end);
}
void
xmitAO(void)
{
NET2ADD(IAC, AO);
printoption("SENT", IAC, AO);
if (autoflush) {
doflush();
}
}
void
sendsusp(void)
{
NET2ADD(IAC, SUSP);
printoption("SENT", IAC, SUSP);
flushline = 1;
if (autoflush) {
doflush();
}
if (autosynch) {
dosynch();
}
}
void
sendabort(void)
{
NET2ADD(IAC, ABORT);
printoption("SENT", IAC, ABORT);
flushline = 1;
if (autoflush) {
doflush();
}
if (autosynch) {
dosynch();
}
}
void
sendbrk(void)
{
NET2ADD(IAC, BREAK);
printoption("SENT", IAC, BREAK);
flushline = 1;
if (autoflush) {
doflush();
}
if (autosynch) {
dosynch();
}
}
void
intp(void)
{
NET2ADD(IAC, IP);
printoption("SENT", IAC, IP);
flushline = 1;
if (autoflush) {
doflush();
}
if (autosynch) {
dosynch();
}
}
int
flushimage(Display *d, int visible)
{
if(d == nil)
return 0;
if(visible){
*d->bufp++ = 'v'; /* five bytes always reserved for this */
if(d->_isnewdisplay){
BPLONG(d->bufp, d->screenimage->id);
d->bufp += 4;
}
}
return doflush(d);
}
uchar*
bufimage(Display *d, int n)
{
uchar *p;
if(n<0 || n>d->bufsize){
werrstr("bad count in bufimage");
return 0;
}
if(d->bufp+n > d->buf+d->bufsize)
if(doflush(d) < 0)
return 0;
p = d->bufp;
d->bufp += n;
return p;
}
void
dowrite(unsigned offset, unsigned size)
{
off_t ret;
unsigned iret;
offset -= offset % writebdy;
if (o_direct)
size -= size % writebdy;
if (size == 0) {
if (!quiet && testcalls > simulatedopcount && !o_direct)
prt("skipping zero size write\n");
log4(OP_SKIPPED, OP_WRITE, offset, size);
return;
}
log4(OP_WRITE, offset, size, file_size);
gendata(original_buf, good_buf, offset, size);
if (file_size < offset + size) {
if (file_size < offset)
memset(good_buf + file_size, '\0', offset - file_size);
file_size = offset + size;
if (lite) {
warn("Lite file size bug in fsx!");
report_failure(149);
}
}
if (testcalls <= simulatedopcount)
return;
if (!quiet &&
((progressinterval && testcalls % progressinterval == 0) ||
(fsx_debug &&
(monitorstart == -1 ||
(offset + size > monitorstart &&
(monitorend == -1 || offset <= monitorend))))))
prt("%lu write\t0x%x thru\t0x%x\t(0x%x bytes)\n", testcalls,
offset, offset + size - 1, size);
ret = lseek(fd, (off_t)offset, SEEK_SET);
if (ret == (off_t)-1) {
prterr("dowrite: lseek");
report_failure(150);
}
iret = fsxwrite(fd, good_buf + offset, size, offset);
if (iret != size) {
if (iret == -1)
prterr("dowrite: write");
else
prt("short write: 0x%x bytes instead of 0x%x\n",
iret, size);
report_failure(151);
}
if (do_fsync) {
if (fsync(fd)) {
prt("fsync() failed: %s\n", strerror(errno));
report_failure(152);
}
}
if (flush) {
doflush(offset, size);
}
}
int
puffs_inval_namecache_all(struct puffs_usermount *pu)
{
return doflush(pu, NULL, PUFFS_INVAL_NAMECACHE_ALL, 0, 0);
}
int
puffs_inval_namecache_dir(struct puffs_usermount *pu, puffs_cookie_t cookie)
{
return doflush(pu, cookie, PUFFS_INVAL_NAMECACHE_DIR, 0, 0);
}
int
puffs_flush_pagecache_node(struct puffs_usermount *pu, puffs_cookie_t cookie)
{
return doflush(pu, cookie, PUFFS_FLUSH_PAGECACHE_NODE_RANGE, 0, 0);
}
