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#include <u.h>
#include <libc.h>
#include <auth.h>
#include "dat.h"
#include "fns.h"
static void
padname(uchar *buf, int len, char *name)
{
int n;
n = strlen(name);
if(n >= len)
n = len-1;
memset(buf, 0, len);
memmove(buf, name, n);
}
static int
packshareinfo(Trans *t, int level, char *name, int *pstatus)
{
Share *share;
uchar buf[13];
if((share = mapshare(name)) == nil){
if(pstatus)
*pstatus = 0x906; /* NERR_NetNameNotFound */
return 0;
}
padname(buf, sizeof(buf), share->name);
switch(level){
case 0:
return pack(t->out.data.b, t->out.data.p, t->out.data.e, "[]",
buf, buf+sizeof(buf));
case 1:
return pack(t->out.data.b, t->out.data.p, t->out.data.e, "[]_w@1l{f}",
buf, buf+sizeof(buf), share->stype, smbstrpack8, share->remark);
case 2:
return pack(t->out.data.b, t->out.data.p, t->out.data.e, "[]_w@1l__ww@2l__________{f}{f}",
buf, buf+sizeof(buf), share->stype, 100, 1, smbstrpack8, share->remark,
smbnamepack8, share->root);
default:
return -1;
}
}
void
transrap(Trans *t)
{
char *pd, *dd, *name;
int n, code, status, level, rbs;
uchar *ip, *ipe, *op, *opb, *ope;
uchar buf[16];
code = 0;
name = nil;
pd = dd = nil;
ip = ipe = t->in.param.e;
if(!unpack(t->in.param.b, t->in.param.p, t->in.param.e, "wff[]", &code,
smbstrunpack8, &pd, smbstrunpack8, &dd, &ip, nil)){
t->respond(t, STATUS_NOT_SUPPORTED);
goto out;
}
ope = t->out.param.e;
opb = op = t->out.param.b+2+2;
n = status = level = 0;
switch(code){
case 0x0000: /* NetShareEnum */
op += pack(opb, op, ope, "ww", 0, 0);
if(!unpack(ip, ip, ipe, "ww", &level, &rbs))
break;
if((n = packshareinfo(t, level, "local", nil)) > 0){
t->out.data.p += n;
pack(opb, opb, ope, "ww", 1, 1);
}
break;
case 0x0001: /* NetShareGetInfo */
op += pack(opb, op, ope, "w", 0);
if(!unpack(ip, ip, ipe, "fww", smbstrunpack8, &name, &level, &rbs))
break;
if((n = packshareinfo(t, level, name, &status)) > 0){
outlen:
t->out.data.p += n;
pack(opb, opb, ope, "w", n);
}
break;
case 0x000d: /* NetServerGetInfo */
op += pack(opb, op, ope, "w", 0);
if(!unpack(ip, ip, ipe, "ww", &level, &rbs))
break;
padname(buf, sizeof(buf), "");
switch(level){
case 0:
if((n = pack(t->out.data.b, t->out.data.p, t->out.data.e, "[]",
buf, buf+sizeof(buf))) > 0)
goto outlen;
break;
case 1:
if((n = pack(t->out.data.b, t->out.data.p, t->out.data.e, "[]bbl@1l{f}",
buf, buf+sizeof(buf), 0x05, 0x00, 2, smbstrpack8, osname)) > 0)
goto outlen;
default:
n = -1;
}
break;
case 0x003f: /* NetWrkstaGetInfo */
op += pack(opb, op, ope, "w", 0);
if(!unpack(ip, ip, ipe, "ww", &level, &rbs))
break;
if(level != 10){
n = -1;
break;
}
if((n = pack(t->out.data.b, t->out.data.p, t->out.data.e,
"@0l____@1lbb________{f}{f}", 0x05, 0x00,
smbstrpack8, sysname(), smbstrpack8, domain)) > 0)
goto outlen;
break;
default:
logit("[%.4x] unknown rap command pd=%s dd=%s", code, pd, dd);
}
if(n < 0){
logit("[%.4x] unknown rap level [%.4x]", code, level);
status = 0x7C;
}
if((n = pack(t->out.param.b, t->out.param.p, t->out.param.e, "w__[]", status, opb, op)) == 0){
t->respond(t, STATUS_INVALID_SMB);
goto out;
}
t->out.param.p += n;
t->respond(t, 0);
out:
free(name);
free(pd);
free(dd);
return;
}
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