static buf_s *victim (void)
{
buf_s *buf;
unint wrap = 0;
for (;;) {
++Clock;
if (Clock == &Buf[Num_bufs]) {
Clock = Buf;
if (++wrap > 2) {
bdump();
eprintf("All buffers in use");
return NULL;
}
}
buf = Clock;
if (buf->b_use < 0) {
bflush(buf);
buf->b_use = 1;
unhash(buf);
return buf;
}
if (buf->b_use == 0) {
buf->b_use = -1;
}
}
}
static buf_s *victim (void)
{
buf_s *buf;
unint wrap = 0;
for (;;) {
++Clock;
if (Clock == &Buf[Num_bufs]) {
Clock = Buf;
if (++wrap > 2) {
bdump();
fatal("All buffers in use");
return NULL;
}
}
buf = Clock;
if (buf->b_use < 0) {
if (buf->b_ant.a_state == ANT_FLUSHING) continue;
bflush(buf);
aver(buf->b_ant.a_state != ANT_FLUSHING);
aver(buf->b_ant.a_state != ANT_DIRTY);
buf->b_use = 1;
rmv(buf);
return buf;
}
if (buf->b_use == 0) {
buf->b_use = -1;
}
}
}
int
main(int argc, char **argv)
{
char *p;
progname = argv[0];
(void) argc;
if ((p = argv[1])) {
int pagf;
int datf;
char *name;
int n;
name = (char *) malloc((n = strlen(p)) + sizeof(DBM_PAGFEXT));
if (!name)
oops("cannot get memory");
strcpy(name, p);
strcpy(name + n, DBM_PAGFEXT);
if ((pagf = open(name, O_RDONLY)) < 0)
oops("cannot open %s.", name);
sdump(pagf);
free(name);
name = (char *) malloc(n + sizeof(DBM_DATFEXT));
if (!name)
oops("cannot get memory");
strcpy(name, p);
strcpy(name + n, DBM_DATFEXT);
if ((datf = open(name, O_RDONLY)) >= 0)
bdump(datf);
free(name);
}
else
oops("usage: %s dbname", progname);
return 0;
}
int relay_tee(PCStr(arg),int src,int dst1,int dst2,int *rccp,int *wccp1,int *wccp2)
{ int rcc,wcc,wc1;
/*
CStr(buf,0x4000);
*/
CStr(buf,0x10000);
int isize = 0x4000;
*wccp1 = 0;
if( wccp2 ) *wccp2 = 0;
/*
rcc = read(src,buf,sizeof(buf));
*/
rcc = read(src,buf,QVSSize(buf,isize));
if( rcc <= 0 && 0 <= top_fd(src,0) ){
int pop_fd(int fd,int rw);
if( pop_fd(src,0) ){
syslog_ERROR("relay_tee(%d) -> pop_fd()\n",src);
errno = EAGAIN;
*rccp = 0;
return -1;
}
}
*rccp = rcc;
if( rcc <= 0 )
{
lastpackLeng = rcc;
bzero(lastpack,sizeof(lastpack));
return rcc;
}
lastpackLeng = rcc;
bcopy(buf,lastpack,8<rcc?8:rcc);
if( dump_tcprelay )
bdump(src,dst1,buf,rcc);
/*
wcc = 0;
while( wcc < rcc ){
wc1 = write(dst1,buf,rcc);
if( wc1 <= 0 )
break;
wcc += wc1;
}
*/
wcc = writes(isize,src,dst1,buf,rcc,&wc1);
*wccp1 = wcc;
if( dst2 < 0 || wc1 <= 0 )
return wc1;
/*
wcc = 0;
while( wcc < rcc ){
wc1 = write(dst2,buf,rcc);
if( wc1 <= 0 )
break;
wcc += wc1;
}
*/
wcc = writes(isize,src,dst2,buf,rcc,&wc1);
*wccp2 = wcc;
return wc1;
}
int dumpp (int argc, char *argv[])
{
//baudit("cmd line");
bdump();
return 0;
}
