ref: 7bcdd1b5d896816f6d403f86cd315819d0d03d07
dir: /sys/src/libsunrpc/mount3.c/
/*
* SUN NFSv3 Mounter. See RFC 1813
*/
#include <u.h>
#include <libc.h>
#include <thread.h>
#include <sunrpc.h>
#include <nfs3.h>
void
nfsMount3TNullPrint(Fmt *fmt, NfsMount3TNull *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3TNull");
}
uint
nfsMount3TNullSize(NfsMount3TNull *x)
{
uint a;
USED(x);
a = 0;
return a;
}
int
nfsMount3TNullPack(uchar *a, uchar *ea, uchar **pa, NfsMount3TNull *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
int
nfsMount3TNullUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3TNull *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
void
nfsMount3RNullPrint(Fmt *fmt, NfsMount3RNull *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3RNull");
}
uint
nfsMount3RNullSize(NfsMount3RNull *x)
{
uint a;
USED(x);
a = 0;
return a;
}
int
nfsMount3RNullPack(uchar *a, uchar *ea, uchar **pa, NfsMount3RNull *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
int
nfsMount3RNullUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3RNull *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
void
nfsMount3TMntPrint(Fmt *fmt, NfsMount3TMnt *x)
{
fmtprint(fmt, "%s\n", "NfsMount3TMnt");
fmtprint(fmt, "\t%s=", "path");
fmtprint(fmt, "\"%s\"", x->path);
fmtprint(fmt, "\n");
}
uint
nfsMount3TMntSize(NfsMount3TMnt *x)
{
uint a;
USED(x);
a = 0 + sunStringSize(x->path);
return a;
}
int
nfsMount3TMntPack(uchar *a, uchar *ea, uchar **pa, NfsMount3TMnt *x)
{
if(sunStringPack(a, ea, &a, &x->path, 1024) < 0) goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
int
nfsMount3TMntUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3TMnt *x)
{
if(sunStringUnpack(a, ea, &a, &x->path, 1024) < 0) goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
void
nfsMount3RMntPrint(Fmt *fmt, NfsMount3RMnt *x)
{
fmtprint(fmt, "%s\n", "NfsMount3RMnt");
fmtprint(fmt, "\t%s=", "status");
fmtprint(fmt, "%ud", x->status);
fmtprint(fmt, "\n");
switch(x->status){
case 0:
fmtprint(fmt, "\t%s=", "handle");
fmtprint(fmt, "%.*H", x->len, x->handle);
fmtprint(fmt, "\n");
break;
}
}
uint
nfsMount3RMntSize(NfsMount3RMnt *x)
{
uint a;
USED(x);
a = 0 + 4;
switch(x->status){
case 0:
a = a + sunVarOpaqueSize(x->len);
a = a + 4 + 4 * x->nauth;
break;
}
a = a;
return a;
}
uint
nfsMount1RMntSize(NfsMount3RMnt *x)
{
uint a;
USED(x);
a = 0 + 4;
switch(x->status){
case 0:
a = a + NfsMount1HandleSize;
break;
}
return a;
}
int
nfsMount3RMntPack(uchar *a, uchar *ea, uchar **pa, NfsMount3RMnt *x)
{
int i;
if(sunUint32Pack(a, ea, &a, &x->status) < 0) goto Err;
switch(x->status){
case 0:
if(sunVarOpaquePack(a, ea, &a, &x->handle, &x->len, NfsMount3MaxHandleSize) < 0) goto Err;
if(sunUint32Pack(a, ea, &a, &x->nauth) < 0) goto Err;
for(i=0; i<x->nauth; i++)
if(sunUint32Pack(a, ea, &a, &x->auth[i]) < 0) goto Err;
break;
}
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
int
nfsMount1RMntPack(uchar *a, uchar *ea, uchar **pa, NfsMount3RMnt *x)
{
if(sunUint32Pack(a, ea, &a, &x->status) < 0) goto Err;
switch(x->status){
case 0:
if(x->len != NfsMount1HandleSize)
goto Err;
if(sunFixedOpaquePack(a, ea, &a, x->handle, NfsMount1HandleSize) < 0) goto Err;
if(x->nauth != 0)
goto Err;
break;
}
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
int
nfsMount1RMntUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3RMnt *x)
{
if(sunUint32Unpack(a, ea, &a, &x->status) < 0) goto Err;
switch(x->status){
case 0:
x->len = NfsMount1HandleSize;
x->nauth = 0;
x->auth = 0;
if(sunFixedOpaqueUnpack(a, ea, &a, x->handle, NfsMount1HandleSize) < 0) goto Err;
if(x->nauth != 0)
goto Err;
break;
}
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
int
nfsMount3RMntUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3RMnt *x)
{
int i;
if(sunUint32Unpack(a, ea, &a, &x->status) < 0) goto Err;
switch(x->status){
case 0:
if(sunVarOpaqueUnpack(a, ea, &a, &x->handle, &x->len, NfsMount3MaxHandleSize) < 0) goto Err;
if(sunUint32Unpack(a, ea, &a, &x->nauth) < 0) goto Err;
x->auth = (u32int*)a;
for(i=0; i<x->nauth; i++)
if(sunUint32Unpack(a, ea, &a, &x->auth[i]) < 0) goto Err;
break;
}
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
void
nfsMount3TDumpPrint(Fmt *fmt, NfsMount3TDump *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3TDump");
}
uint
nfsMount3TDumpSize(NfsMount3TDump *x)
{
uint a;
USED(x);
a = 0;
return a;
}
int
nfsMount3TDumpPack(uchar *a, uchar *ea, uchar **pa, NfsMount3TDump *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
int
nfsMount3TDumpUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3TDump *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
void
nfsMount3EntryPrint(Fmt *fmt, NfsMount3Entry *x)
{
fmtprint(fmt, "%s\n", "NfsMount3Entry");
fmtprint(fmt, "\t%s=", "host");
fmtprint(fmt, "\"%s\"", x->host);
fmtprint(fmt, "\n");
fmtprint(fmt, "\t%s=", "path");
fmtprint(fmt, "\"%s\"", x->path);
fmtprint(fmt, "\n");
}
uint
nfsMount3EntrySize(NfsMount3Entry *x)
{
uint a;
USED(x);
a = 0 + sunStringSize(x->host) + sunStringSize(x->path);
return a;
}
int
nfsMount3EntryPack(uchar *a, uchar *ea, uchar **pa, NfsMount3Entry *x)
{
u1int one;
one = 1;
if(sunUint1Pack(a, ea, &a, &one) < 0) goto Err;
if(sunStringPack(a, ea, &a, &x->host, 255) < 0) goto Err;
if(sunStringPack(a, ea, &a, &x->path, 1024) < 0) goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
int
nfsMount3EntryUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3Entry *x)
{
u1int one;
if(sunUint1Unpack(a, ea, &a, &one) < 0 || one != 1) goto Err;
if(sunStringUnpack(a, ea, &a, &x->host, NfsMount3MaxNameSize) < 0) goto Err;
if(sunStringUnpack(a, ea, &a, &x->path, NfsMount3MaxPathSize) < 0) goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
void
nfsMount3RDumpPrint(Fmt *fmt, NfsMount3RDump *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3RDump");
}
uint
nfsMount3RDumpSize(NfsMount3RDump *x)
{
uint a;
USED(x);
a = 0;
a += x->count;
a += 4;
return a;
}
int
nfsMount3RDumpPack(uchar *a, uchar *ea, uchar **pa, NfsMount3RDump *x)
{
u1int zero;
zero = 0;
if(a+x->count > ea) goto Err;
memmove(a, x->data, x->count);
a += x->count;
if(sunUint1Pack(a, ea, &a, &zero) < 0)
goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
int
nfsMount3RDumpUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3RDump *x)
{
int i;
uchar *oa;
u1int u1;
u32int u32;
oa = a;
for(i=0;; i++){
if(sunUint1Unpack(a, ea, &a, &u1) < 0)
goto Err;
if(u1 == 0)
break;
if(sunUint32Unpack(a, ea, &a, &u32) < 0
|| u32 > NfsMount3MaxNameSize
|| (a+=u32) >= ea
|| sunUint32Unpack(a, ea, &a, &u32) < 0
|| u32 > NfsMount3MaxPathSize
|| (a+=u32) >= ea)
goto Err;
}
x->count = (a-4) - oa;
x->data = oa;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
void
nfsMount3TUmntPrint(Fmt *fmt, NfsMount3TUmnt *x)
{
fmtprint(fmt, "%s\n", "NfsMount3TUmnt");
fmtprint(fmt, "\t%s=", "path");
fmtprint(fmt, "\"%s\"", x->path);
fmtprint(fmt, "\n");
}
uint
nfsMount3TUmntSize(NfsMount3TUmnt *x)
{
uint a;
USED(x);
a = 0 + sunStringSize(x->path);
return a;
}
int
nfsMount3TUmntPack(uchar *a, uchar *ea, uchar **pa, NfsMount3TUmnt *x)
{
if(sunStringPack(a, ea, &a, &x->path, 1024) < 0) goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
int
nfsMount3TUmntUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3TUmnt *x)
{
if(sunStringUnpack(a, ea, &a, &x->path, 1024) < 0) goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
void
nfsMount3RUmntPrint(Fmt *fmt, NfsMount3RUmnt *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3RUmnt");
}
uint
nfsMount3RUmntSize(NfsMount3RUmnt *x)
{
uint a;
USED(x);
a = 0;
return a;
}
int
nfsMount3RUmntPack(uchar *a, uchar *ea, uchar **pa, NfsMount3RUmnt *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
int
nfsMount3RUmntUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3RUmnt *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
void
nfsMount3TUmntallPrint(Fmt *fmt, NfsMount3TUmntall *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3TUmntall");
}
uint
nfsMount3TUmntallSize(NfsMount3TUmntall *x)
{
uint a;
USED(x);
a = 0;
return a;
}
int
nfsMount3TUmntallPack(uchar *a, uchar *ea, uchar **pa, NfsMount3TUmntall *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
int
nfsMount3TUmntallUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3TUmntall *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
void
nfsMount3RUmntallPrint(Fmt *fmt, NfsMount3RUmntall *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3RUmntall");
}
uint
nfsMount3RUmntallSize(NfsMount3RUmntall *x)
{
uint a;
USED(x);
a = 0;
return a;
}
int
nfsMount3RUmntallPack(uchar *a, uchar *ea, uchar **pa, NfsMount3RUmntall *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
int
nfsMount3RUmntallUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3RUmntall *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
void
nfsMount3TExportPrint(Fmt *fmt, NfsMount3TExport *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3TExport");
}
uint
nfsMount3TExportSize(NfsMount3TExport *x)
{
uint a;
USED(x);
a = 0;
return a;
}
int
nfsMount3TExportPack(uchar *a, uchar *ea, uchar **pa, NfsMount3TExport *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
int
nfsMount3TExportUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3TExport *x)
{
USED(ea);
USED(x);
*pa = a;
return 0;
}
void
nfsMount3RExportPrint(Fmt *fmt, NfsMount3RExport *x)
{
USED(x);
fmtprint(fmt, "%s\n", "NfsMount3RExport");
fmtprint(fmt, "\n");
}
uint
nfsMount3RExportSize(NfsMount3RExport *x)
{
uint a;
USED(x);
a = 0;
a += x->count;
a += 4; /* end of export list */
return a;
}
int
nfsMount3RExportPack(uchar *a, uchar *ea, uchar **pa, NfsMount3RExport *x)
{
u1int zero;
zero = 0;
if(a+x->count > ea) goto Err;
memmove(a, x->data, x->count);
a += x->count;
if(sunUint1Pack(a, ea, &a, &zero) < 0)
goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
int
nfsMount3RExportUnpack(uchar *a, uchar *ea, uchar **pa, NfsMount3RExport *x)
{
int ng, ne;
uchar *oa;
u1int u1;
u32int u32;
oa = a;
ng = 0;
for(ne=0;; ne++){
if(sunUint1Unpack(a, ea, &a, &u1) < 0)
goto Err;
if(u1 == 0)
break;
if(sunUint32Unpack(a, ea, &a, &u32) < 0
|| (a += (u32+3)&~3) >= ea)
goto Err;
for(;; ng++){
if(sunUint1Unpack(a, ea, &a, &u1) < 0)
goto Err;
if(u1 == 0)
break;
if(sunUint32Unpack(a, ea, &a, &u32) < 0
|| (a += (u32+3)&~3) >= ea)
goto Err;
}
}
x->data = oa;
x->count = (a-4) - oa;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
uint
nfsMount3ExportGroupSize(uchar *a)
{
int ng;
u1int have;
u32int n;
a += 4;
sunUint32Unpack(a, a+4, &a, &n);
a += (n+3)&~3;
ng = 0;
for(;;){
sunUint1Unpack(a, a+4, &a, &have);
if(have == 0)
break;
ng++;
sunUint32Unpack(a, a+4, &a, &n);
a += (n+3)&~3;
}
return ng;
}
int
nfsMount3ExportUnpack(uchar *a, uchar *ea, uchar **pa, char **gp, char ***pgp, NfsMount3Export *x)
{
int ng;
u1int u1;
if(sunUint1Unpack(a, ea, &a, &u1) < 0 || u1 != 1) goto Err;
if(sunStringUnpack(a, ea, &a, &x->path, NfsMount3MaxPathSize) < 0) goto Err;
x->g = gp;
ng = 0;
for(;;){
if(sunUint1Unpack(a, ea, &a, &u1) < 0) goto Err;
if(u1 == 0)
break;
if(sunStringUnpack(a, ea, &a, &gp[ng++], NfsMount3MaxNameSize) < 0) goto Err;
}
x->ng = ng;
*pgp = gp+ng;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
uint
nfsMount3ExportSize(NfsMount3Export *x)
{
int i;
uint a;
a = 4 + sunStringSize(x->path);
for(i=0; i<x->ng; i++)
a += 4 + sunStringSize(x->g[i]);
a += 4;
return a;
}
int
nfsMount3ExportPack(uchar *a, uchar *ea, uchar **pa, NfsMount3Export *x)
{
int i;
u1int u1;
u1 = 1;
if(sunUint1Pack(a, ea, &a, &u1) < 0) goto Err;
if(sunStringPack(a, ea, &a, &x->path, NfsMount3MaxPathSize) < 0) goto Err;
for(i=0; i<x->ng; i++){
if(sunUint1Pack(a, ea, &a, &u1) < 0) goto Err;
if(sunStringPack(a, ea, &a, &x->g[i], NfsMount3MaxNameSize) < 0) goto Err;
}
u1 = 0;
if(sunUint1Pack(a, ea, &a, &u1) < 0) goto Err;
*pa = a;
return 0;
Err:
*pa = ea;
return -1;
}
typedef int (*P)(uchar*, uchar*, uchar**, SunCall*);
typedef void (*F)(Fmt*, SunCall*);
typedef uint (*S)(SunCall*);
static SunProc proc3[] = {
(P)nfsMount3TNullPack, (P)nfsMount3TNullUnpack, (S)nfsMount3TNullSize, (F)nfsMount3TNullPrint, sizeof(NfsMount3TNull),
(P)nfsMount3RNullPack, (P)nfsMount3RNullUnpack, (S)nfsMount3RNullSize, (F)nfsMount3RNullPrint, sizeof(NfsMount3RNull),
(P)nfsMount3TMntPack, (P)nfsMount3TMntUnpack, (S)nfsMount3TMntSize, (F)nfsMount3TMntPrint, sizeof(NfsMount3TMnt),
(P)nfsMount3RMntPack, (P)nfsMount3RMntUnpack, (S)nfsMount3RMntSize, (F)nfsMount3RMntPrint, sizeof(NfsMount3RMnt),
(P)nfsMount3TDumpPack, (P)nfsMount3TDumpUnpack, (S)nfsMount3TDumpSize, (F)nfsMount3TDumpPrint, sizeof(NfsMount3TDump),
(P)nfsMount3RDumpPack, (P)nfsMount3RDumpUnpack, (S)nfsMount3RDumpSize, (F)nfsMount3RDumpPrint, sizeof(NfsMount3RDump),
(P)nfsMount3TUmntPack, (P)nfsMount3TUmntUnpack, (S)nfsMount3TUmntSize, (F)nfsMount3TUmntPrint, sizeof(NfsMount3TUmnt),
(P)nfsMount3RUmntPack, (P)nfsMount3RUmntUnpack, (S)nfsMount3RUmntSize, (F)nfsMount3RUmntPrint, sizeof(NfsMount3RUmnt),
(P)nfsMount3TUmntallPack, (P)nfsMount3TUmntallUnpack, (S)nfsMount3TUmntallSize, (F)nfsMount3TUmntallPrint, sizeof(NfsMount3TUmntall),
(P)nfsMount3RUmntallPack, (P)nfsMount3RUmntallUnpack, (S)nfsMount3RUmntallSize, (F)nfsMount3RUmntallPrint, sizeof(NfsMount3RUmntall),
(P)nfsMount3TExportPack, (P)nfsMount3TExportUnpack, (S)nfsMount3TExportSize, (F)nfsMount3TExportPrint, sizeof(NfsMount3TExport),
(P)nfsMount3RExportPack, (P)nfsMount3RExportUnpack, (S)nfsMount3RExportSize, (F)nfsMount3RExportPrint, sizeof(NfsMount3RExport),
};
static SunProc proc1[] = {
(P)nfsMount3TNullPack, (P)nfsMount3TNullUnpack, (S)nfsMount3TNullSize, (F)nfsMount3TNullPrint, sizeof(NfsMount3TNull),
(P)nfsMount3RNullPack, (P)nfsMount3RNullUnpack, (S)nfsMount3RNullSize, (F)nfsMount3RNullPrint, sizeof(NfsMount3RNull),
(P)nfsMount3TMntPack, (P)nfsMount3TMntUnpack, (S)nfsMount3TMntSize, (F)nfsMount3TMntPrint, sizeof(NfsMount3TMnt),
(P)nfsMount1RMntPack, (P)nfsMount1RMntUnpack, (S)nfsMount1RMntSize, (F)nfsMount3RMntPrint, sizeof(NfsMount3RMnt),
(P)nfsMount3TDumpPack, (P)nfsMount3TDumpUnpack, (S)nfsMount3TDumpSize, (F)nfsMount3TDumpPrint, sizeof(NfsMount3TDump),
(P)nfsMount3RDumpPack, (P)nfsMount3RDumpUnpack, (S)nfsMount3RDumpSize, (F)nfsMount3RDumpPrint, sizeof(NfsMount3RDump),
(P)nfsMount3TUmntPack, (P)nfsMount3TUmntUnpack, (S)nfsMount3TUmntSize, (F)nfsMount3TUmntPrint, sizeof(NfsMount3TUmnt),
(P)nfsMount3RUmntPack, (P)nfsMount3RUmntUnpack, (S)nfsMount3RUmntSize, (F)nfsMount3RUmntPrint, sizeof(NfsMount3RUmnt),
(P)nfsMount3TUmntallPack, (P)nfsMount3TUmntallUnpack, (S)nfsMount3TUmntallSize, (F)nfsMount3TUmntallPrint, sizeof(NfsMount3TUmntall),
(P)nfsMount3RUmntallPack, (P)nfsMount3RUmntallUnpack, (S)nfsMount3RUmntallSize, (F)nfsMount3RUmntallPrint, sizeof(NfsMount3RUmntall),
(P)nfsMount3TExportPack, (P)nfsMount3TExportUnpack, (S)nfsMount3TExportSize, (F)nfsMount3TExportPrint, sizeof(NfsMount3TExport),
(P)nfsMount3RExportPack, (P)nfsMount3RExportUnpack, (S)nfsMount3RExportSize, (F)nfsMount3RExportPrint, sizeof(NfsMount3RExport),
};
SunProg nfsMount3Prog =
{
NfsMount3Program,
NfsMount3Version,
proc3,
nelem(proc3),
};
SunProg nfsMount1Prog =
{
NfsMount1Program,
NfsMount1Version,
proc1,
nelem(proc1),
};