From 33c50f1061483e6327321405a448d4574ddedbcd Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Tue, 18 Apr 2000 18:48:05 +0000 Subject: Update. * login/utmp_daemon.c: Removed. * login/getutent_r.c: Remove references to daemon functions. * login/utmp-private.h (__libc_utmp_daemon_functions): Remove declaration. --- login/utmp_daemon.c | 467 ---------------------------------------------------- 1 file changed, 467 deletions(-) delete mode 100644 login/utmp_daemon.c (limited to 'login/utmp_daemon.c') diff --git a/login/utmp_daemon.c b/login/utmp_daemon.c deleted file mode 100644 index 1cf899f2a6..0000000000 --- a/login/utmp_daemon.c +++ /dev/null @@ -1,467 +0,0 @@ -/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Mark Kettenis , 1997. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "utmp-private.h" -#include "programs/utmpd.h" - - -/* Descriptor for the socket. */ -static int daemon_sock = -1; - - -/* Functions defined here. */ -static int setutent_daemon (void); -static int getutent_r_daemon (struct utmp *buffer, struct utmp **result); -static int getutid_r_daemon (const struct utmp *line, struct utmp *buffer, - struct utmp **result); -static int getutline_r_daemon (const struct utmp *id, struct utmp *buffer, - struct utmp **result); -static struct utmp *pututline_daemon (const struct utmp *utmp); -static void endutent_daemon (void); -static int updwtmp_daemon (const char *file, const struct utmp *utmp); - -/* Jump table for daemon functions. */ -struct utfuncs __libc_utmp_daemon_functions = -{ - setutent_daemon, - getutent_r_daemon, - getutid_r_daemon, - getutline_r_daemon, - pututline_daemon, - endutent_daemon, - updwtmp_daemon -}; - -static int do_setutent (int sock); -static int do_getutent (int sock, struct utmp *buffer); -static int do_getutid (int sock, const struct utmp *id, - struct utmp *buffer); -static int do_pututline (int sock, const struct utmp *utmp); -static int do_getutline (int sock, const struct utmp *line, - struct utmp *buffer); -static int do_pututline (int sock, const struct utmp *utmp); -static int do_endutent (int sock); -static int do_updwtmp (int sock, const char *file, - const struct utmp *utmp); - -static int open_socket (const char *name); -static int send_request (int sock, const request_header *request, - reply_header *reply); - - -static int -setutent_daemon (void) -{ - if (__access (_PATH_UTMPD_RW, F_OK) == -1 - && __access (_PATH_UTMPD_RO, F_OK) == -1) - return 0; - - if (daemon_sock < 0) - { - int result; - - daemon_sock = open_socket (_PATH_UTMPD_RW); - if (daemon_sock < 0) - { - /* Hhm, read-write access did not work. Try read-only. */ - daemon_sock = open_socket (_PATH_UTMPD_RO); - if (daemon_sock < 0) - return 0; - } - - /* We have to make sure the socket is `closed on exec'. */ - result = __fcntl (daemon_sock, F_GETFD, 0); - if (result >= 0) - result = __fcntl (daemon_sock, F_SETFD, result | FD_CLOEXEC); - if (result == -1) - { - close (daemon_sock); - return 0; - } - } - - /* Send request to the daemon. */ - if (do_setutent (daemon_sock) < 0) - return 0; - - return 1; -} - - -static int -getutent_r_daemon (struct utmp *buffer, struct utmp **result) -{ - assert (daemon_sock >= 0); - - /* Send request to the daemon. */ - if (do_getutent (daemon_sock, buffer) < 0) - { - *result = NULL; - return -1;; - } - - *result = buffer; - return 0; -} - - -static int -getutid_r_daemon (const struct utmp *id, struct utmp *buffer, - struct utmp **result) -{ - assert (daemon_sock >= 0); - - /* Send request to the daemon. */ - if (do_getutid (daemon_sock, id, buffer) < 0) - { - *result = NULL; - return -1; - } - - *result = buffer; - return 0; -} - - -static int -getutline_r_daemon (const struct utmp *line, struct utmp *buffer, - struct utmp **result) -{ - assert (daemon_sock >= 0); - - /* Send request to the daemon. */ - if (do_getutline (daemon_sock, line, buffer) < 0) - { - *result = NULL; - return -1; - } - - *result = buffer; - return 0; -} - - -static struct utmp * -pututline_daemon (const struct utmp *utmp) -{ - assert (daemon_sock >= 0); - - /* Send request to the daemon. */ - if (do_pututline (daemon_sock, utmp) < 0) - return NULL; - - return (struct utmp *)utmp; -} - - -static void -endutent_daemon (void) -{ - assert (daemon_sock >= 0); - - /* Send request to the daemon. */ - do_endutent (daemon_sock); - - __close (daemon_sock); - daemon_sock = -1; -} - - -static int -updwtmp_daemon (const char *file, const struct utmp *utmp) -{ - int sock; - - /* Only try to open for both reading and writing. */ - sock = open_socket (_PATH_UTMPD_RW); - if (sock < 0) - return -1; - - /* Send request to the daemon. */ - if (do_updwtmp (sock, file, utmp) < 0) - { - __close (sock); - return -1; - } - - __close (sock); - return 0; -} - - -static int -do_setutent (int sock) -{ - setutent_request *request; - setutent_reply reply; - size_t size; - size_t name_len; - - name_len = strlen (__libc_utmp_file_name) + 1; - size = sizeof (setutent_request) + name_len; - - request = malloc (size); - if (request == NULL) - return -1; - - request->header.version = UTMPD_VERSION; - request->header.size = size; - request->header.type = UTMPD_REQ_SETUTENT; - memcpy (request->file, __libc_utmp_file_name, name_len); - - reply.header.version = UTMPD_VERSION; - reply.header.size = sizeof (setutent_reply); - reply.header.type = UTMPD_REQ_SETUTENT; - - if (send_request (sock, &request->header, &reply.header) < 0) - { - free (request); - return -1; - } - - if (reply.result < 0) - __set_errno (reply.errnum); - - free (request); - return reply.result; -} - -static int -do_getutent (int sock, struct utmp *buffer) -{ - getutent_request request; - getutent_reply reply; - - request.header.version = UTMPD_VERSION; - request.header.size = sizeof (getutent_request); - request.header.type = UTMPD_REQ_GETUTENT; - - reply.header.version = UTMPD_VERSION; - reply.header.size = sizeof (getutent_reply); - reply.header.type = UTMPD_REQ_GETUTENT; - - if (send_request (sock, &request.header, &reply.header) < 0) - return -1; - - if (reply.result < 0) - __set_errno (reply.errnum); - else - memcpy (buffer, &reply.entry, sizeof (struct utmp)); - - return reply.result; -} - -static int -do_getutid (int sock, const struct utmp *id, struct utmp *buffer) -{ - getutid_request request; - getutid_reply reply; - - request.header.version = UTMPD_VERSION; - request.header.size = sizeof (getutid_request); - request.header.type = UTMPD_REQ_GETUTID; - memcpy (&request.id, id, sizeof (struct utmp)); - - reply.header.version = UTMPD_VERSION; - reply.header.size = sizeof (getutid_reply); - reply.header.type = UTMPD_REQ_GETUTID; - - if (send_request (sock, &request.header, &reply.header) < 0) - return -1; - - if (reply.result < 0) - __set_errno (reply.errnum); - else - memcpy (buffer, &reply.entry, sizeof (struct utmp)); - - return reply.result; -} - -static int -do_getutline (int sock, const struct utmp *line, struct utmp *buffer) -{ - getutline_request request; - getutline_reply reply; - - request.header.version = UTMPD_VERSION; - request.header.size = sizeof (getutline_request); - request.header.type = UTMPD_REQ_GETUTLINE; - memcpy (&request.line, line, sizeof (struct utmp)); - - reply.header.version = UTMPD_VERSION; - reply.header.size = sizeof (getutline_reply); - reply.header.type = UTMPD_REQ_GETUTLINE; - - if (send_request (sock, &request.header, &reply.header) < 0) - return -1; - - if (reply.result < 0) - __set_errno (reply.errnum); - else - memcpy (buffer, &reply.entry, sizeof (struct utmp)); - - return reply.result; -} - -static int -do_pututline (int sock, const struct utmp *utmp) -{ - pututline_request request; - pututline_reply reply; - - request.header.version = UTMPD_VERSION; - request.header.size = sizeof (pututline_request); - request.header.type = UTMPD_REQ_PUTUTLINE; - memcpy (&request.utmp, utmp, sizeof (struct utmp)); - - reply.header.version = UTMPD_VERSION; - reply.header.size = sizeof (pututline_reply); - reply.header.type = UTMPD_REQ_PUTUTLINE; - - if (send_request (sock, &request.header, &reply.header) < 0) - return -1; - - if (reply.result < 0) - __set_errno (reply.errnum); - - return reply.result; -} - -static int -do_endutent (int sock) -{ - endutent_request request; - endutent_reply reply; - - request.header.version = UTMPD_VERSION; - request.header.size = sizeof (endutent_request); - request.header.type = UTMPD_REQ_ENDUTENT; - - reply.header.version = UTMPD_VERSION; - reply.header.size = sizeof (endutent_reply); - reply.header.type = UTMPD_REQ_ENDUTENT; - - if (send_request (sock, &request.header, &reply.header) < 0) - return -1; - - if (reply.result < 0) - __set_errno (reply.errnum); - - return reply.result; -} - -static int -do_updwtmp (int sock, const char *file, const struct utmp *utmp) -{ - updwtmp_request *request; - updwtmp_reply reply; - size_t size; - size_t file_len; - - file_len = strlen (file) + 1; - size = sizeof (updwtmp_request) + file_len; - - request = malloc (size); - if (request == NULL) - return -1; - - request->header.version = UTMPD_VERSION; - request->header.size = size; - request->header.type = UTMPD_REQ_UPDWTMP; - memcpy (&request->utmp, utmp, sizeof (struct utmp)); - memcpy (request->file, file, file_len); - - reply.header.version = UTMPD_VERSION; - reply.header.size = sizeof (updwtmp_reply); - reply.header.type = UTMPD_REQ_UPDWTMP; - - if (send_request (sock, &request->header, &reply.header) < 0) - { - free (request); - return -1; - } - - if (reply.result < 0) - __set_errno (reply.errnum); - - free (request); - return reply.result; -} - - -/* Create a socket connected to NAME. */ -static int -open_socket (const char *name) -{ - struct sockaddr_un addr; - int sock; - - sock = __socket (PF_UNIX, SOCK_STREAM, 0); - if (sock < 0) - return -1; - - addr.sun_family = AF_UNIX; - strcpy (addr.sun_path, name); - if (__connect (sock, (struct sockaddr *) &addr, sizeof (addr)) < 0) - { - __close (sock); - return -1; - } - - return sock; -} - -/* Send REQUEST to SOCK, and wait for reply. Returns 0 if successful, - storing the reply in REPLY, and -1 if not. */ -static int -send_request (int sock, const request_header *request, - reply_header *reply) -{ - reply_header header; - ssize_t nbytes; - - nbytes = __write (sock, request, request->size); - if (nbytes != (ssize_t) request->size) - return -1; - - nbytes = __read (sock, &header, sizeof (reply_header)); - if (nbytes != sizeof (reply_header)) - return -1; - - if (reply->version != header.version - || reply->size != header.size - || reply->type != header.type) - return -1; - - nbytes = __read (sock, reply + 1, reply->size - sizeof (reply_header)); - if (nbytes != (ssize_t) (reply->size - sizeof (reply_header))) - return -1; - - return 0; -} -- cgit 1.4.1