diff options
Diffstat (limited to 'crypto/heimdal/lib/roken/getusershell.c')
| -rw-r--r-- | crypto/heimdal/lib/roken/getusershell.c | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/crypto/heimdal/lib/roken/getusershell.c b/crypto/heimdal/lib/roken/getusershell.c deleted file mode 100644 index 8def1ca..0000000 --- a/crypto/heimdal/lib/roken/getusershell.c +++ /dev/null @@ -1,189 +0,0 @@ -/* - * Copyright (c) 1985, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -RCSID("$Id: getusershell.c 21005 2007-06-08 01:54:35Z lha $"); - -#ifndef HAVE_GETUSERSHELL - -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <ctype.h> -#ifdef HAVE_PATHS_H -#include <paths.h> -#endif -#ifdef HAVE_SYS_TYPES_H -#include <sys/types.h> -#endif -#ifdef HAVE_SYS_STAT_H -#include <sys/stat.h> -#endif -#ifdef HAVE_SYS_PARAM_H -#include <sys/param.h> -#endif - -#ifdef HAVE_USERSEC_H -struct aud_rec; -#include <usersec.h> -#endif -#ifdef HAVE_USERCONF_H -#include <userconf.h> -#endif -#include "roken.h" - -#ifndef _PATH_SHELLS -#define _PATH_SHELLS "/etc/shells" -#endif - -#ifndef _PATH_BSHELL -#define _PATH_BSHELL "/bin/sh" -#endif - -#ifndef _PATH_CSHELL -#define _PATH_CSHELL "/bin/csh" -#endif - -/* - * Local shells should NOT be added here. They should be added in - * /etc/shells. - */ - -static char *okshells[] = { _PATH_BSHELL, _PATH_CSHELL, NULL }; -static char **curshell, **shells, *strings; -static char **initshells (void); - -/* - * Get a list of shells from _PATH_SHELLS, if it exists. - */ -char * ROKEN_LIB_FUNCTION -getusershell() -{ - char *ret; - - if (curshell == NULL) - curshell = initshells(); - ret = *curshell; - if (ret != NULL) - curshell++; - return (ret); -} - -void ROKEN_LIB_FUNCTION -endusershell() -{ - if (shells != NULL) - free(shells); - shells = NULL; - if (strings != NULL) - free(strings); - strings = NULL; - curshell = NULL; -} - -void ROKEN_LIB_FUNCTION -setusershell() -{ - curshell = initshells(); -} - -static char ** -initshells() -{ - char **sp, *cp; -#ifdef HAVE_GETCONFATTR - char *tmp; - int nsh; -#else - FILE *fp; -#endif - struct stat statb; - - free(shells); - shells = NULL; - free(strings); - strings = NULL; -#ifdef HAVE_GETCONFATTR - if(getconfattr(SC_SYS_LOGIN, SC_SHELLS, &tmp, SEC_LIST) != 0) - return okshells; - - for(cp = tmp, nsh = 0; *cp; cp += strlen(cp) + 1, nsh++); - - shells = calloc(nsh + 1, sizeof(*shells)); - if(shells == NULL) - return okshells; - - strings = malloc(cp - tmp); - if(strings == NULL) { - free(shells); - shells = NULL; - return okshells; - } - memcpy(strings, tmp, cp - tmp); - for(sp = shells, cp = strings; *cp; cp += strlen(cp) + 1, sp++) - *sp = cp; -#else - if ((fp = fopen(_PATH_SHELLS, "r")) == NULL) - return (okshells); - if (fstat(fileno(fp), &statb) == -1) { - fclose(fp); - return (okshells); - } - if ((strings = malloc((u_int)statb.st_size)) == NULL) { - fclose(fp); - return (okshells); - } - shells = calloc((unsigned)statb.st_size / 3, sizeof (char *)); - if (shells == NULL) { - fclose(fp); - free(strings); - strings = NULL; - return (okshells); - } - sp = shells; - cp = strings; - while (fgets(cp, MaxPathLen + 1, fp) != NULL) { - while (*cp != '#' && *cp != '/' && *cp != '\0') - cp++; - if (*cp == '#' || *cp == '\0') - continue; - *sp++ = cp; - while (!isspace((unsigned char)*cp) && *cp != '#' && *cp != '\0') - cp++; - *cp++ = '\0'; - } - fclose(fp); -#endif - *sp = NULL; - return (shells); -} -#endif /* HAVE_GETUSERSHELL */ |
