1 #include <u.h>
2 #include <libc.h>
3 #include <thread.h>
4 #include <sunrpc.h>
5
6 uint
sunAuthUnixSize(SunAuthUnix * x)7 sunAuthUnixSize(SunAuthUnix *x)
8 {
9 return 4 + sunStringSize(x->sysname) + 4 + 4 + 4 + 4*x->ng;
10 }
11 int
sunAuthUnixUnpack(uchar * a,uchar * ea,uchar ** pa,SunAuthUnix * x)12 sunAuthUnixUnpack(uchar *a, uchar *ea, uchar **pa, SunAuthUnix *x)
13 {
14 int i;
15
16 if(sunUint32Unpack(a, ea, &a, &x->stamp) < 0) goto Err;
17 if(sunStringUnpack(a, ea, &a, &x->sysname, 256) < 0) goto Err;
18 if(sunUint32Unpack(a, ea, &a, &x->uid) < 0) goto Err;
19 if(sunUint32Unpack(a, ea, &a, &x->gid) < 0) goto Err;
20 if(sunUint32Unpack(a, ea, &a, &x->ng) < 0 || x->ng > nelem(x->g)) goto Err;
21 for(i=0; i<x->ng; i++)
22 if(sunUint32Unpack(a, ea, &a, &x->g[i]) < 0) goto Err;
23
24 *pa = a;
25 return 0;
26
27 Err:
28 *pa = ea;
29 return -1;
30 }
31 int
sunAuthUnixPack(uchar * a,uchar * ea,uchar ** pa,SunAuthUnix * x)32 sunAuthUnixPack(uchar *a, uchar *ea, uchar **pa, SunAuthUnix *x)
33 {
34 int i;
35
36 if(sunUint32Pack(a, ea, &a, &x->stamp) < 0) goto Err;
37 if(sunStringPack(a, ea, &a, &x->sysname, 256) < 0) goto Err;
38 if(sunUint32Pack(a, ea, &a, &x->uid) < 0) goto Err;
39 if(sunUint32Pack(a, ea, &a, &x->gid) < 0) goto Err;
40 if(sunUint32Pack(a, ea, &a, &x->ng) < 0 || x->ng > nelem(x->g)) goto Err;
41 for(i=0; i<x->ng; i++)
42 if(sunUint32Pack(a, ea, &a, &x->g[i]) < 0) goto Err;
43
44 *pa = a;
45 return 0;
46
47 Err:
48 *pa = ea;
49 return -1;
50 }
51 void
sunAuthUnixPrint(Fmt * fmt,SunAuthUnix * x)52 sunAuthUnixPrint(Fmt *fmt, SunAuthUnix *x)
53 {
54 int i;
55 fmtprint(fmt, "unix %.8lux %s %lud %lud (", (ulong)x->stamp,
56 x->sysname, (ulong)x->uid, (ulong)x->gid);
57 for(i=0; i<x->ng; i++)
58 fmtprint(fmt, "%s%lud", i ? " ":"", (ulong)x->g[i]);
59 fmtprint(fmt, ")");
60 }
61