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/*
* $Id: chown.c,v 1.1 2005/03/31 13:13:00 baud Exp $
*/
/*
* Copyright (C) 1994-2002 by CERN/IT/PDP/DM
* All rights reserved
*/
#ifndef lint
static char sccsid[] = "@(#)$RCSfile: chown.c,v $ $Revision: 1.1 $ $Date: 2005/03/31 13:13:00 $ CERN/IT/PDP/DM Felix Hassine";
#endif /* not lint */
/* chown.c Remote File I/O - Change a file owner */
#define RFIO_KERNEL 1 /* KERNEL part of the routines */
#include "rfio.h" /* Remote File I/O general definitions */
int DLL_DECL rfio_chown(file, owner, group) /* Remote chown */
char *file; /* remote file path */
int owner ; /* Owner's uid */
int group ; /* Owner's gid */
{
char buf[BUFSIZ]; /* General input/output buffer */
register int s; /* socket descriptor */
int status; /* remote chown() status */
int len;
char *host,
*filename;
char *p=buf;
int rt ;
int rcode, parserc ;
INIT_TRACE("RFIO_TRACE");
TRACE(1, "rfio", "rfio_chown(%s, %d, %d)", file,owner,group);
if (!(parserc = rfio_parseln(file,&host,&filename,NORDLINKS))) {
if ( host != NULL ) {
/*
* HSM file
*/
TRACE(1,"rfio","rfio_chown: %s is an HSM path",
filename);
END_TRACE();
rfio_errno = 0;
return(rfio_HsmIf_chown(filename,owner,group));
}
TRACE(1, "rfio", "rfio_chown: using local chown(%s, %d, %d)",
filename, owner, group);
END_TRACE();
rfio_errno = 0;
status = chown(filename,owner, group);
if ( status < 0 ) serrno = 0;
return(status);
}
if (parserc < 0) {
END_TRACE();
return(-1);
}
s = rfio_connect(host,&rt);
if (s < 0) {
END_TRACE();
return(-1);
}
len = strlen(filename)+ 2* WORDSIZE + 1;
if ( RQSTSIZE+len > BUFSIZ ) {
TRACE(2,"rfio","rfio_chown: request too long %d (max %d)",
RQSTSIZE+len,BUFSIZ);
END_TRACE();
(void) netclose(s);
serrno = E2BIG;
return(-1);
}
marshall_WORD(p, RFIO_MAGIC);
marshall_WORD(p, RQST_CHOWN);
marshall_WORD(p, geteuid());
marshall_WORD(p, getegid());
marshall_LONG(p, len);
p= buf + RQSTSIZE;
marshall_STRING(p, filename);
marshall_WORD(p, owner) ;
marshall_WORD(p, group);
TRACE(2,"rfio","rfio_chown: sending %d bytes",RQSTSIZE+len) ;
if (netwrite_timeout(s,buf,RQSTSIZE+len,RFIO_CTRL_TIMEOUT) != (RQSTSIZE+len)) {
TRACE(2, "rfio", "rfio_chown: write(): ERROR occured (errno=%d)", errno);
(void) netclose(s);
END_TRACE();
return(-1);
}
p = buf;
TRACE(2, "rfio", "rfio_chown: reading %d bytes", LONGSIZE);
if (netread_timeout(s, buf, 2* LONGSIZE, RFIO_CTRL_TIMEOUT) != (2 * LONGSIZE)) {
TRACE(2, "rfio", "rfio_chown: read(): ERROR occured (errno=%d)", errno);
(void) netclose(s);
END_TRACE();
return(-1);
}
unmarshall_LONG(p, status);
unmarshall_LONG(p, rcode);
TRACE(1, "rfio", "rfio_chown: return %d",status);
rfio_errno = rcode;
(void) netclose(s);
if (status) {
END_TRACE();
return(-1);
}
END_TRACE();
return (0);
}
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