/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <sys/types.h>
#include <stdio.h>
#include <ctype.h>
#include <sys/stat.h>
#include <project.h>
#include <unistd.h>
#include <userdefs.h>
#include <errno.h>
#include <nss_dbdefs.h>
#include "users.h"
#include "messages.h"
int
edit_project(char *login, char *new_login, projid_t projids[], int overwrite)
{
char **memptr;
char t_name[] = "/etc/projtmp.XXXXXX";
FILE *e_fptr, *t_fptr;
struct project *p_ptr;
struct project p_work;
char workbuf[NSS_LINELEN_PROJECT];
int i, modified = 0;
struct stat sbuf;
int p_length;
char p_string[NSS_LINELEN_PROJECT];
long p_curr = 0;
int exist;
int fd;
if ((e_fptr = fopen(PROJF_PATH, "r")) == NULL) {
return (EX_UPDATE);
}
if (fstat(fileno(e_fptr), &sbuf) != 0)
return (EX_UPDATE);
if ((fd = mkstemp(t_name)) < 0) {
return (EX_UPDATE);
}
if ((t_fptr = fdopen(fd, "w+")) == NULL) {
(void) close(fd);
(void) unlink(t_name);
return (EX_UPDATE);
}
/*
* Get ownership and permissions correct
*/
if (fchmod(fd, sbuf.st_mode) != 0 ||
fchown(fd, sbuf.st_uid, sbuf.st_gid) != 0) {
(void) fclose(t_fptr);
(void) unlink(t_name);
return (EX_UPDATE);
}
p_curr = ftell(e_fptr);
/* Make TMP file look like we want project file to look */
while (fgets(p_string, NSS_LINELEN_PROJECT - 1, e_fptr)) {
/* While there is another group string */
p_length = strlen(p_string);
(void) fseek(e_fptr, p_curr, SEEK_SET);
p_ptr = fgetprojent(e_fptr, &p_work, &workbuf,
sizeof (workbuf));
p_curr = ftell(e_fptr);
if (p_ptr == NULL) {
/*
* tried to parse a proj string over
* NSS_LINELEN_PROJECT chars
*/
errmsg(M_PROJ_ENTRY_OVF, NSS_LINELEN_PROJECT);
modified = 0; /* bad project file: cannot rebuild */
break;
}
/* first delete the login from the project, if it's there */
if (overwrite || !projids) {
if (p_ptr->pj_users != NULL) {
for (memptr = p_ptr->pj_users; *memptr;
memptr++) {
if (strcmp(*memptr, login) == 0) {
/* Delete this one */
char **from = memptr + 1;
p_length -= (strlen(*memptr)+1);
do {
*(from - 1) = *from;
} while (*from++);
modified++;
break;
}
}
}
}
/* now check to see if project is one to add to */
if (projids) {
for (i = 0; projids[i] != -1; i++) {
if (p_ptr->pj_projid == projids[i]) {
/* Scan for dups */
exist = 0;
for (memptr = p_ptr->pj_users; *memptr;
memptr++) {
if (strncmp(*memptr, new_login ?
new_login : login,
strlen(*memptr)) == 0)
exist++;
}
p_length += strlen(new_login ?
new_login : login) + 1;
if (p_length >=
NSS_LINELEN_PROJECT - 1) {
errmsg(M_PROJ_ENTRY_OVF,
NSS_LINELEN_PROJECT);
break;
} else {
if (!exist) {
*memptr++ = new_login ?
new_login : login;
*memptr = NULL;
modified++;
}
}
}
}
}
putprojent(p_ptr, t_fptr);
}
(void) fclose(e_fptr);
(void) fclose(t_fptr);
/* Now, update project file, if it was modified */
if (modified && rename(t_name, PROJF_PATH) < 0) {
(void) unlink(t_name);
return (EX_UPDATE);
}
(void) unlink(t_name);
return (EX_SUCCESS);
}