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https://sourceware.org/git/glibc.git
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c877418f2e
New macros. * elf/dl-close.c (free_mem): Use libc_freeres_fn macro, remove text_set_element. * elf/dl-libc.c (free_mem): Likewise. * iconv/gconv_conf.c (free_mem): Likewise. * iconv/gconv_db.c (free_mem): Likewise. * iconv/gconv_dl.c (free_mem): Likewise. * iconv/gconv_cache.c (free_mem): Likewise. * intl/finddomain.c (free_mem): Likewise. * intl/dcigettext.c (free_mem): Likewise. * locale/setlocale.c (free_mem): Likewise. * misc/fstab.c (fstab_free): Likewise. * nss/nsswitch.c (free_mem): Likewise. * posix/regcomp.c (free_mem): Likewise. * resolv/gai_misc.c (free_res): Likewise. * stdlib/fmtmsg.c (free_mem): Likewise. * sunrpc/clnt_perr.c (free_mem): Likewise. * sysdeps/generic/setenv.c (free_mem): Likewise. * sysdeps/unix/sysv/linux/shm_open.c (freeit): Likewise. * sysdeps/pthread/aio_misc.c (free_res): Likewise. * time/tzset.c (free_mem): Likewise. * malloc/mtrace.c (release_libc_mem): Add __libc_freeres_fn_section. * locale/loadarchive.c (_nl_archive_subfreeres): Likewise. * malloc/set-freeres.c (__libc_freeres): Likewise. * login/getutent.c: Include stdlib.h instead of stddef.h. (buffer): Change into pointer to utmp, add libc_freeres_ptr. (__getutent): Allocate buffer the first time it is run. * login/getutid.c: Include stdlib.h instead of stddef.h. (buffer): Change into pointer to utmp, add libc_freeres_ptr. (__getutid): Allocate buffer the first time it is run. * login/getutline.c: Include stdlib.h instead of stddef.h. (buffer): Change into pointer to utmp, add libc_freeres_ptr. (__getutline): Allocate buffer the first time it is run. * malloc/mtrace.c (malloc_trace_buffer): Change into char *. (mtrace): Allocate malloc_trace_buffer. * resolv/nsap_addr.c (inet_nsap_ntoa): Decrease size of tmpbuf. * resolv/ns_print.c (ns_sprintrrf): Decrease size of t. * string/strerror.c: Include libintl.h and errno.h. (buf): New variable. (strerror): Only allocate buffer if actually needed (unknown error). * time/tzfile.c (transitions): Add libc_freeres_ptr. (freeres): Remove. 2002-10-25 Jakub Jelinek <jakub@redhat.com> * include/libc-symbols.h (libc_freeres_ptr): New macro. * malloc/set-freeres.c (__libc_freeres_ptrs): Define using symbol_set_define. (__libc_freeres): Free all pointers in that section. * Makerules (build-shlib): Add $(LDSEDCMD-$(@F:lib%.so=%).so) to sed commands when creating .lds script. (LDSEDCMD-c.so): New variable. * inet/rcmd.c (ahostbuf): Change into char *. Add libc_freeres_ptr. (rcmd_af): Use strdup to allocate ahostbuf. * inet/rexec.c (ahostbuf): Change into char *. Add libc_freeres_ptr. (rexec_af): Use strdup to allocate ahostbuf. * stdio-common/reg-printf.c (printf_funcs): Remove. (__printf_arginfo_table): Change into printf_arginfo_function **. Add libc_freeres_ptr. (__register_printf_function): Allocate __printf_arginfo_table and __printf_function_table the first time it is called. * stdio-common/printf-parse.h (__printf_arginfo_table): Change into printf_arginfo_function **. (parse_one_spec): Add __builtin_expect. * grp/fgetgrent.c (buffer): Add libc_freeres_ptr. (free_mem): Remove. * inet/getnetgrent.c (buffer): Add libc_freeres_ptr. (free_mem): Remove. * intl/localealias.c (libc_freeres_ptr): Define if !_LIBC. (string_space, map): Add libc_freeres_ptr. (free_mem): Remove. * misc/efgcvt.c (FCVT_BUFPTR): Add libc_freeres_ptr. (free_mem): Remove. * misc/mntent.c (getmntent_buffer): Add libc_freeres_ptr. (free_mem): Remove. * crypt/md5-crypt.c (libc_freeres_ptr): Define if !_LIBC. (buffer): Add libc_freeres_ptr. (free_mem): Remove for _LIBC. * nss/getXXbyYY.c (buffer): Add libc_freeres_ptr. (free_mem): Remove. * nss/getXXent.c (buffer): Add libc_freeres_ptr. (free_mem): Remove. * pwd/fgetpwent.c (buffer): Add libc_freeres_ptr. (free_mem): Remove. * resolv/res_hconf.c (ifaddrs): Add libc_freeres_ptr. (free_mem): Remove. * shadow/fgetspent.c (buffer): Add libc_freeres_ptr. (free_mem): Remove. * sysdeps/posix/ttyname.c (getttyname_name): Add libc_freeres_ptr. (free_mem): Remove. * sysdeps/unix/sysv/linux/getsysstats.c (mount_proc): Add libc_freeres_ptr. (free_mem): Remove. * sysdeps/unix/sysv/linux/ttyname.c (getttyname_name, ttyname_buf): Add libc_freeres_ptr. (free_mem): Remove. 2002-10-30 Jakub Jelinek <jakub@redhat.com> * malloc/obstack.c [_LIBC] (obstack_free): Change into strong_alias instead of duplicating the whole function in libc.
193 lines
5.0 KiB
C
193 lines
5.0 KiB
C
/*
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* Copyright (c) 1980, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#if defined(LIBC_SCCS) && !defined(lint)
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static char sccsid[] = "@(#)rexec.c 8.1 (Berkeley) 6/4/93";
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#endif /* LIBC_SCCS and not lint */
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <alloca.h>
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#include <stdio.h>
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#include <netdb.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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int rexecoptions;
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libc_freeres_ptr (static char *ahostbuf);
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int
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rexec_af(ahost, rport, name, pass, cmd, fd2p, af)
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char **ahost;
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int rport;
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const char *name, *pass, *cmd;
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int *fd2p;
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sa_family_t af;
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{
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struct sockaddr_storage sa2, from;
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struct addrinfo hints, *res0;
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const char *orig_name = name;
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const char *orig_pass = pass;
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u_short port = 0;
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int s, timo = 1, s3;
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char c;
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int gai;
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char servbuff[NI_MAXSERV];
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__snprintf(servbuff, sizeof(servbuff), "%d", ntohs(rport));
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servbuff[sizeof(servbuff) - 1] = '\0';
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memset(&hints, '\0', sizeof(hints));
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hints.ai_family = af;
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hints.ai_socktype = SOCK_STREAM;
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hints.ai_flags = AI_CANONNAME;
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gai = getaddrinfo(*ahost, servbuff, &hints, &res0);
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if (gai){
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/* XXX: set errno? */
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return -1;
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}
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if (res0->ai_canonname){
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free (ahostbuf);
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ahostbuf = strdup (res0->ai_canonname);
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if (ahostbuf == NULL) {
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perror ("rexec: strdup");
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return (-1);
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}
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*ahost = ahostbuf;
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} else
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*ahost = NULL;
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ruserpass(res0->ai_canonname, &name, &pass);
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retry:
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s = __socket(res0->ai_family, res0->ai_socktype, 0);
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if (s < 0) {
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perror("rexec: socket");
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return (-1);
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}
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if (__connect(s, res0->ai_addr, res0->ai_addrlen) < 0) {
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if (errno == ECONNREFUSED && timo <= 16) {
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(void) __close(s);
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__sleep(timo);
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timo *= 2;
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goto retry;
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}
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perror(res0->ai_canonname);
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return (-1);
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}
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if (fd2p == 0) {
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(void) __write(s, "", 1);
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port = 0;
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} else {
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char num[32];
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int s2, sa2len;
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s2 = __socket(res0->ai_family, res0->ai_socktype, 0);
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if (s2 < 0) {
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(void) __close(s);
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return (-1);
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}
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__listen(s2, 1);
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sa2len = sizeof (sa2);
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if (__getsockname(s2, (struct sockaddr *)&sa2, &sa2len) < 0) {
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perror("getsockname");
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(void) __close(s2);
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goto bad;
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} else if (sa2len != SA_LEN((struct sockaddr *)&sa2)) {
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__set_errno(EINVAL);
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(void) __close(s2);
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goto bad;
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}
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port = 0;
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if (!getnameinfo((struct sockaddr *)&sa2, sa2len,
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NULL, 0, servbuff, sizeof(servbuff),
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NI_NUMERICSERV))
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port = atoi(servbuff);
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(void) sprintf(num, "%u", port);
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(void) __write(s, num, strlen(num)+1);
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{ int len = sizeof (from);
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s3 = accept(s2, (struct sockaddr *)&from, &len);
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__close(s2);
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if (s3 < 0) {
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perror("accept");
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port = 0;
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goto bad;
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}
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}
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*fd2p = s3;
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}
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(void) __write(s, name, strlen(name) + 1);
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/* should public key encypt the password here */
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(void) __write(s, pass, strlen(pass) + 1);
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(void) __write(s, cmd, strlen(cmd) + 1);
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/* We don't need the memory allocated for the name and the password
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in ruserpass anymore. */
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if (name != orig_name)
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free ((char *) name);
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if (pass != orig_pass)
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free ((char *) pass);
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if (__read(s, &c, 1) != 1) {
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perror(*ahost);
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goto bad;
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}
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if (c != 0) {
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while (__read(s, &c, 1) == 1) {
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(void) __write(2, &c, 1);
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if (c == '\n')
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break;
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}
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goto bad;
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}
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freeaddrinfo(res0);
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return (s);
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bad:
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if (port)
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(void) __close(*fd2p);
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(void) __close(s);
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freeaddrinfo(res0);
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return (-1);
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}
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libc_hidden_def (rexec_af)
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int
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rexec(ahost, rport, name, pass, cmd, fd2p)
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char **ahost;
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int rport;
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const char *name, *pass, *cmd;
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int *fd2p;
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{
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return rexec_af(ahost, rport, name, pass, cmd, fd2p, AF_INET);
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}
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