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/*
* Copyright (C) 2005-2006 by CERN/IT/GD/SC
* All rights reserved
*/
#ifndef lint
static char sccsid[] = "@(#)$RCSfile: Cns_getidmap.c,v $ $Revision: 1.5 $ $Date: 2006/08/01 12:41:12 $ CERN IT-GD/SC Jean-Philippe Baud";
#endif /* not lint */
/* Cns_getidmap - get uid/gids associated with a given dn/roles */
#include <errno.h>
#include <string.h>
#include <sys/types.h>
#if defined(_WIN32)
#include <winsock2.h>
#else
#include <unistd.h>
#include <netinet/in.h>
#endif
#include "marshall.h"
#include "Cns_api.h"
#include "Cns.h"
#include "serrno.h"
int DLL_DECL
Cns_getidmap (const char *username, int nbgroups, const char **groupnames, uid_t *userid, gid_t *gids)
{
int c;
char func[16];
int i;
int msglen;
int n;
char *q;
char *rbp;
char repbuf[REPBUFSZ];
char *sbp;
char sendbuf[REQBUFSZ];
struct Cns_api_thread_info *thip;
strcpy (func, "Cns_getidmap");
if (Cns_apiinit (&thip))
return (-1);
if (! username || ! userid || ! gids) {
serrno = EFAULT;
return (-1);
}
if (nbgroups < 0) {
serrno = EINVAL;
return (-1);
}
/* Build request header */
sbp = sendbuf;
marshall_LONG (sbp, CNS_MAGIC);
marshall_LONG (sbp, CNS_GETIDMAP);
q = sbp; /* save pointer. The next field will be updated */
msglen = 3 * LONGSIZE;
marshall_LONG (sbp, msglen);
/* Build request body */
marshall_STRING (sbp, username);
marshall_LONG (sbp, nbgroups);
if (groupnames) {
for (i = 0; i < nbgroups; i++) {
marshall_STRING (sbp, groupnames[i]);
}
} else {
marshall_STRING (sbp, "");
}
msglen = sbp - sendbuf;
marshall_LONG (q, msglen); /* update length field */
c = send2nsd (NULL, NULL, sendbuf, msglen, repbuf, sizeof(repbuf));
if (c == 0) {
rbp = repbuf;
unmarshall_LONG (rbp, n);
*userid = n;
if (nbgroups == 0)
nbgroups = 1;
for (i = 0; i < nbgroups; i++) {
unmarshall_LONG (rbp, n);
*(gids+i) = n;
}
}
return (c);
}
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