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#include <u.h>
#include <libc.h>
#include <auth.h>
#include "9p1.h"
#pragma varargck type "D" Dir* /* from fcall.h */
static void dumpsome(char*, char*, long);
int
fcallfmt9p1(Fmt *f1)
{
Fcall9p1 *f;
int fid, type, tag, n;
char buf[512];
Dir d;
f = va_arg(f1->args, Fcall9p1*);
type = f->type;
fid = f->fid;
tag = f->tag;
switch(type){
case Tnop9p1: /* 50 */
sprint(buf, "old Tnop tag %ud", tag);
break;
case Rnop9p1:
sprint(buf, "old Rnop tag %ud", tag);
break;
case Tsession9p1: /* 52 */
sprint(buf, "old Tsession tag %ud", tag);
break;
case Rsession9p1:
sprint(buf, "old Rsession tag %ud", tag);
break;
case Rerror9p1: /* 55 */
sprint(buf, "old Rerror tag %ud error %.64s", tag, f->ename);
break;
case Tflush9p1: /* 56 */
sprint(buf, "old Tflush tag %ud oldtag %d", tag, f->oldtag);
break;
case Rflush9p1:
sprint(buf, "old Rflush tag %ud", tag);
break;
case Tattach9p1: /* 58 */
sprint(buf, "old Tattach tag %ud fid %d uname %.28s aname %.28s auth %.28s",
tag, f->fid, f->uname, f->aname, f->auth);
break;
case Rattach9p1:
sprint(buf, "old Rattach tag %ud fid %d qid 0x%lux|0x%lux",
tag, fid, f->qid.path, f->qid.version);
break;
case Tclone9p1: /* 60 */
sprint(buf, "old Tclone tag %ud fid %d newfid %d", tag, fid, f->newfid);
break;
case Rclone9p1:
sprint(buf, "old Rclone tag %ud fid %d", tag, fid);
break;
case Twalk9p1: /* 62 */
sprint(buf, "old Twalk tag %ud fid %d name %.28s", tag, fid, f->name);
break;
case Rwalk9p1:
sprint(buf, "old Rwalk tag %ud fid %d qid 0x%lux|0x%lux",
tag, fid, f->qid.path, f->qid.version);
break;
case Topen9p1: /* 64 */
sprint(buf, "old Topen tag %ud fid %d mode %d", tag, fid, f->mode);
break;
case Ropen9p1:
sprint(buf, "old Ropen tag %ud fid %d qid 0x%lux|0x%lux",
tag, fid, f->qid.path, f->qid.version);
break;
case Tcreate9p1: /* 66 */
sprint(buf, "old Tcreate tag %ud fid %d name %.28s perm 0x%lux mode %d",
tag, fid, f->name, f->perm, f->mode);
break;
case Rcreate9p1:
sprint(buf, "old Rcreate tag %ud fid %d qid 0x%lux|0x%lux",
tag, fid, f->qid.path, f->qid.version);
break;
case Tread9p1: /* 68 */
sprint(buf, "old Tread tag %ud fid %d offset %ld count %ld",
tag, fid, f->offset, f->count);
break;
case Rread9p1:
n = sprint(buf, "old Rread tag %ud fid %d count %ld ", tag, fid, f->count);
dumpsome(buf+n, f->data, f->count);
break;
case Twrite9p1: /* 70 */
n = sprint(buf, "old Twrite tag %ud fid %d offset %ld count %ld ",
tag, fid, f->offset, f->count);
dumpsome(buf+n, f->data, f->count);
break;
case Rwrite9p1:
sprint(buf, "old Rwrite tag %ud fid %d count %ld", tag, fid, f->count);
break;
case Tclunk9p1: /* 72 */
sprint(buf, "old Tclunk tag %ud fid %d", tag, fid);
break;
case Rclunk9p1:
sprint(buf, "old Rclunk tag %ud fid %d", tag, fid);
break;
case Tremove9p1: /* 74 */
sprint(buf, "old Tremove tag %ud fid %d", tag, fid);
break;
case Rremove9p1:
sprint(buf, "old Rremove tag %ud fid %d", tag, fid);
break;
case Tstat9p1: /* 76 */
sprint(buf, "old Tstat tag %ud fid %d", tag, fid);
break;
case Rstat9p1:
convM2D9p1(f->stat, &d);
sprint(buf, "old Rstat tag %ud fid %d stat %D", tag, fid, &d);
break;
case Twstat9p1: /* 78 */
convM2D9p1(f->stat, &d);
sprint(buf, "old Twstat tag %ud fid %d stat %D", tag, fid, &d);
break;
case Rwstat9p1:
sprint(buf, "old Rwstat tag %ud fid %d", tag, fid);
break;
case Tclwalk9p1: /* 81 */
sprint(buf, "old Tclwalk tag %ud fid %d newfid %d name %.28s",
tag, fid, f->newfid, f->name);
break;
case Rclwalk9p1:
sprint(buf, "old Rclwalk tag %ud fid %d qid 0x%lux|0x%lux",
tag, fid, f->qid.path, f->qid.version);
break;
default:
sprint(buf, "unknown type %d", type);
}
return fmtstrcpy(f1, buf);
}
/*
* dump out count (or DUMPL, if count is bigger) bytes from
* buf to ans, as a string if they are all printable,
* else as a series of hex bytes
*/
#define DUMPL 64
static void
dumpsome(char *ans, char *buf, long count)
{
int i, printable;
char *p;
printable = 1;
if(count > DUMPL)
count = DUMPL;
for(i=0; i<count && printable; i++)
if((buf[i]<32 && buf[i] !='\n' && buf[i] !='\t') || (uchar)buf[i]>127)
printable = 0;
p = ans;
*p++ = '\'';
if(printable){
memmove(p, buf, count);
p += count;
}else{
for(i=0; i<count; i++){
if(i>0 && i%4==0)
*p++ = ' ';
sprint(p, "%2.2ux", buf[i]);
p += 2;
}
}
*p++ = '\'';
*p = 0;
}
#define CHAR(x) *p++ = f->x
#define SHORT(x) { ulong vvv = f->x; p[0] = vvv; p[1] = vvv>>8; p += 2; }
#define VLONG(q) p[0] = (q); p[1] = (q)>>8; p[2] = (q)>>16; p[3] = (q)>>24; p += 4
#define LONG(x) { ulong vvv = f->x; VLONG(vvv); }
#define BYTES(x,n) memmove(p, f->x, n); p += n
#define STRING(x,n) strncpy((char*)p, f->x, n); p += n
int
convS2M9p1(Fcall9p1 *f, char *ap)
{
uchar *p;
int t;
p = (uchar*)ap;
CHAR(type);
t = f->type;
SHORT(tag);
switch(t)
{
default:
fprint(2, "convS2M9p1: bad type: %d\n", t);
return 0;
case Tnop9p1:
case Tosession9p1:
break;
case Tsession9p1:
BYTES(chal, sizeof(f->chal));
break;
case Tflush9p1:
SHORT(oldtag);
break;
case Tattach9p1:
SHORT(fid);
STRING(uname, sizeof(f->uname));
STRING(aname, sizeof(f->aname));
BYTES(ticket, sizeof(f->ticket));
BYTES(auth, sizeof(f->auth));
break;
case Toattach9p1:
SHORT(fid);
STRING(uname, sizeof(f->uname));
STRING(aname, sizeof(f->aname));
BYTES(ticket, NAMEREC);
break;
case Tclone9p1:
SHORT(fid);
SHORT(newfid);
break;
case Twalk9p1:
SHORT(fid);
STRING(name, sizeof(f->name));
break;
case Tclwalk9p1:
SHORT(fid);
SHORT(newfid);
STRING(name, sizeof(f->name));
break;
case Topen9p1:
SHORT(fid);
CHAR(mode);
break;
case Tcreate9p1:
SHORT(fid);
STRING(name, sizeof(f->name));
LONG(perm);
CHAR(mode);
break;
case Tread9p1:
SHORT(fid);
LONG(offset); VLONG(0);
SHORT(count);
break;
case Twrite9p1:
SHORT(fid);
LONG(offset); VLONG(0);
SHORT(count);
p++;
if((uchar*)p == (uchar*)f->data) {
p += f->count;
break;
}
BYTES(data, f->count);
break;
case Tclunk9p1:
case Tremove9p1:
case Tstat9p1:
SHORT(fid);
break;
case Twstat9p1:
SHORT(fid);
BYTES(stat, sizeof(f->stat));
break;
/*
*/
case Rnop9p1:
case Rosession9p1:
case Rflush9p1:
break;
case Rsession9p1:
BYTES(chal, sizeof(f->chal));
BYTES(authid, sizeof(f->authid));
BYTES(authdom, sizeof(f->authdom));
break;
case Rerror9p1:
STRING(ename, sizeof(f->ename));
break;
case Rclone9p1:
case Rclunk9p1:
case Rremove9p1:
case Rwstat9p1:
SHORT(fid);
break;
case Rwalk9p1:
case Ropen9p1:
case Rcreate9p1:
case Rclwalk9p1:
SHORT(fid);
LONG(qid.path);
LONG(qid.version);
break;
case Rattach9p1:
SHORT(fid);
LONG(qid.path);
LONG(qid.version);
BYTES(rauth, sizeof(f->rauth));
break;
case Roattach9p1:
SHORT(fid);
LONG(qid.path);
LONG(qid.version);
break;
case Rread9p1:
SHORT(fid);
SHORT(count);
p++;
if((uchar*)p == (uchar*)f->data) {
p += f->count;
break;
}
BYTES(data, f->count);
break;
case Rwrite9p1:
SHORT(fid);
SHORT(count);
break;
case Rstat9p1:
SHORT(fid);
BYTES(stat, sizeof(f->stat));
break;
}
return p - (uchar*)ap;
}
int
convD2M9p1(Dir *f, char *ap)
{
uchar *p;
ulong q;
p = (uchar*)ap;
STRING(name, NAMEREC);
STRING(uid, NAMEREC);
STRING(gid, NAMEREC);
q = f->qid.path & ~0x80000000;
if(f->qid.type & QTDIR)
q |= 0x80000000;
VLONG(q);
LONG(qid.vers);
LONG(mode);
LONG(atime);
LONG(mtime);
LONG(length); VLONG(0);
VLONG(0);
return p - (uchar*)ap;
}
int
convA2M9p1(Authenticator *f, char *ap, char *key)
{
int n;
uchar *p;
p = (uchar*)ap;
CHAR(num);
STRING(chal, CHALLEN);
LONG(id);
n = p - (uchar*)ap;
if(key)
encrypt(key, ap, n);
return n;
}
#undef CHAR
#undef SHORT
#undef LONG
#undef VLONG
#undef BYTES
#undef STRING
#define CHAR(x) f->x = *p++
#define SHORT(x) f->x = (p[0] | (p[1]<<8)); p += 2
#define VLONG(q) q = (p[0] | (p[1]<<8) | (p[2]<<16) | (p[3]<<24)); p += 4
#define LONG(x) VLONG(f->x)
#define BYTES(x,n) memmove(f->x, p, n); p += n
#define STRING(x,n) memmove(f->x, p, n); p += n
int
convM2S9p1(char *ap, Fcall9p1 *f, int n)
{
uchar *p;
int t;
p = (uchar*)ap;
CHAR(type);
t = f->type;
SHORT(tag);
switch(t)
{
default:
fprint(2, "convM2S9p1: bad type: %d\n", f->type);
return 0;
case Tnop9p1:
case Tosession9p1:
break;
case Tsession9p1:
BYTES(chal, sizeof(f->chal));
break;
case Tflush9p1:
SHORT(oldtag);
break;
case Tattach9p1:
SHORT(fid);
BYTES(uname, sizeof(f->uname));
BYTES(aname, sizeof(f->aname));
BYTES(ticket, sizeof(f->ticket));
BYTES(auth, sizeof(f->auth));
break;
case Toattach9p1:
SHORT(fid);
BYTES(uname, sizeof(f->uname));
BYTES(aname, sizeof(f->aname));
BYTES(ticket, NAMEREC);
break;
case Tclone9p1:
SHORT(fid);
SHORT(newfid);
break;
case Twalk9p1:
SHORT(fid);
BYTES(name, sizeof(f->name));
break;
case Tclwalk9p1:
SHORT(fid);
SHORT(newfid);
BYTES(name, sizeof(f->name));
break;
case Tremove9p1:
SHORT(fid);
break;
case Topen9p1:
SHORT(fid);
CHAR(mode);
break;
case Tcreate9p1:
SHORT(fid);
BYTES(name, sizeof(f->name));
LONG(perm);
CHAR(mode);
break;
case Tread9p1:
SHORT(fid);
LONG(offset); p += 4;
SHORT(count);
break;
case Twrite9p1:
SHORT(fid);
LONG(offset); p += 4;
SHORT(count);
p++;
f->data = (char*)p; p += f->count;
break;
case Tclunk9p1:
case Tstat9p1:
SHORT(fid);
break;
case Twstat9p1:
SHORT(fid);
BYTES(stat, sizeof(f->stat));
break;
/*
*/
case Rnop9p1:
case Rosession9p1:
break;
case Rsession9p1:
BYTES(chal, sizeof(f->chal));
BYTES(authid, sizeof(f->authid));
BYTES(authdom, sizeof(f->authdom));
break;
case Rerror9p1:
BYTES(ename, sizeof(f->ename));
break;
case Rflush9p1:
break;
case Rclone9p1:
case Rclunk9p1:
case Rremove9p1:
case Rwstat9p1:
SHORT(fid);
break;
case Rwalk9p1:
case Rclwalk9p1:
case Ropen9p1:
case Rcreate9p1:
SHORT(fid);
LONG(qid.path);
LONG(qid.version);
break;
case Rattach9p1:
SHORT(fid);
LONG(qid.path);
LONG(qid.version);
BYTES(rauth, sizeof(f->rauth));
break;
case Roattach9p1:
SHORT(fid);
LONG(qid.path);
LONG(qid.version);
break;
case Rread9p1:
SHORT(fid);
SHORT(count);
p++;
f->data = (char*)p; p += f->count;
break;
case Rwrite9p1:
SHORT(fid);
SHORT(count);
break;
case Rstat9p1:
SHORT(fid);
BYTES(stat, sizeof(f->stat));
break;
}
if((uchar*)ap+n == p)
return n;
return 0;
}
int
convM2D9p1(char *ap, Dir *f)
{
uchar *p;
p = (uchar*)ap;
f->name = (char*)p;
p += NAMEREC;
f->uid = (char*)p;
f->muid = (char*)p;
p += NAMEREC;
f->gid = (char*)p;
p += NAMEREC;
LONG(qid.path);
f->qid.path &= ~0x80000000;
LONG(qid.vers);
LONG(mode);
f->qid.type = f->mode >> 24;
LONG(atime);
LONG(mtime);
LONG(length); p += 4;
p += 4;
return p - (uchar*)ap;
}
void
convM2A9p1(char *ap, Authenticator *f, char *key)
{
uchar *p;
if(key)
decrypt(key, ap, AUTHENTLEN);
p = (uchar*)ap;
CHAR(num);
STRING(chal, CHALLEN);
LONG(id);
USED(p);
}
void
convM2T9p1(char *ap, Ticket *f, char *key)
{
uchar *p;
if(key)
decrypt(key, ap, TICKETLEN);
p = (uchar*)ap;
CHAR(num);
STRING(chal, CHALLEN);
STRING(cuid, NAMEREC);
f->cuid[NAMEREC-1] = 0;
STRING(suid, NAMEREC);
f->suid[NAMEREC-1] = 0;
STRING(key, DESKEYLEN);
USED(p);
};
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