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-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/.deps0
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/.libs/libos.abin0 -> 58996 bytes
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/.libs/libos.la35
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/.libs/unixd.obin0 -> 58528 bytes
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/Makefile10
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/Makefile.in5
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/config.m47
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/libos.la35
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/os.h27
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/unixd.c593
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/unixd.h109
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/unixd.lo12
-rw-r--r--rubbos/app/httpd-2.0.64/os/unix/unixd.obin0 -> 58528 bytes
13 files changed, 833 insertions, 0 deletions
diff --git a/rubbos/app/httpd-2.0.64/os/unix/.deps b/rubbos/app/httpd-2.0.64/os/unix/.deps
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/.deps
diff --git a/rubbos/app/httpd-2.0.64/os/unix/.libs/libos.a b/rubbos/app/httpd-2.0.64/os/unix/.libs/libos.a
new file mode 100644
index 00000000..a01bda60
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/.libs/libos.a
Binary files differ
diff --git a/rubbos/app/httpd-2.0.64/os/unix/.libs/libos.la b/rubbos/app/httpd-2.0.64/os/unix/.libs/libos.la
new file mode 100644
index 00000000..1563fee7
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/.libs/libos.la
@@ -0,0 +1,35 @@
+# libos.la - a libtool library file
+# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.493 2008/02/01 16:58:18)
+#
+# Please DO NOT delete this file!
+# It is necessary for linking the library.
+
+# The name that we can dlopen(3).
+dlname=''
+
+# Names of this library.
+library_names=''
+
+# The name of the static archive.
+old_library='libos.a'
+
+# Libraries that this one depends upon.
+dependency_libs=' -L/bottlenecks/rubbos/app/httpd-2.0.64/srclib/apr-util/xml/expat/lib'
+
+# Version information for libos.
+current=
+age=
+revision=
+
+# Is this an already installed library?
+installed=no
+
+# Should we warn about portability when linking against -modules?
+shouldnotlink=no
+
+# Files to dlopen/dlpreopen
+dlopen=''
+dlpreopen=''
+
+# Directory that this library needs to be installed in:
+libdir=''
diff --git a/rubbos/app/httpd-2.0.64/os/unix/.libs/unixd.o b/rubbos/app/httpd-2.0.64/os/unix/.libs/unixd.o
new file mode 100644
index 00000000..2b69a692
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/.libs/unixd.o
Binary files differ
diff --git a/rubbos/app/httpd-2.0.64/os/unix/Makefile b/rubbos/app/httpd-2.0.64/os/unix/Makefile
new file mode 100644
index 00000000..b9adec20
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/Makefile
@@ -0,0 +1,10 @@
+top_srcdir = /bottlenecks/rubbos/app/httpd-2.0.64
+top_builddir = /bottlenecks/rubbos/app/httpd-2.0.64
+srcdir = /bottlenecks/rubbos/app/httpd-2.0.64/os/unix
+builddir = /bottlenecks/rubbos/app/httpd-2.0.64/os/unix
+VPATH = /bottlenecks/rubbos/app/httpd-2.0.64/os/unix
+
+LTLIBRARY_NAME = libos.la
+LTLIBRARY_SOURCES = unixd.c
+
+include $(top_srcdir)/build/ltlib.mk
diff --git a/rubbos/app/httpd-2.0.64/os/unix/Makefile.in b/rubbos/app/httpd-2.0.64/os/unix/Makefile.in
new file mode 100644
index 00000000..eddb2c26
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/Makefile.in
@@ -0,0 +1,5 @@
+
+LTLIBRARY_NAME = libos.la
+LTLIBRARY_SOURCES = unixd.c
+
+include $(top_srcdir)/build/ltlib.mk
diff --git a/rubbos/app/httpd-2.0.64/os/unix/config.m4 b/rubbos/app/httpd-2.0.64/os/unix/config.m4
new file mode 100644
index 00000000..dacbf6b5
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/config.m4
@@ -0,0 +1,7 @@
+if test "$OS" = "unix" ; then
+ APACHE_TYPE_RLIM_T
+
+ AC_CHECK_HEADERS(sys/time.h sys/resource.h sys/sem.h sys/ipc.h)
+
+ AC_CHECK_FUNCS(setsid killpg)
+fi
diff --git a/rubbos/app/httpd-2.0.64/os/unix/libos.la b/rubbos/app/httpd-2.0.64/os/unix/libos.la
new file mode 100644
index 00000000..1563fee7
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/libos.la
@@ -0,0 +1,35 @@
+# libos.la - a libtool library file
+# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.493 2008/02/01 16:58:18)
+#
+# Please DO NOT delete this file!
+# It is necessary for linking the library.
+
+# The name that we can dlopen(3).
+dlname=''
+
+# Names of this library.
+library_names=''
+
+# The name of the static archive.
+old_library='libos.a'
+
+# Libraries that this one depends upon.
+dependency_libs=' -L/bottlenecks/rubbos/app/httpd-2.0.64/srclib/apr-util/xml/expat/lib'
+
+# Version information for libos.
+current=
+age=
+revision=
+
+# Is this an already installed library?
+installed=no
+
+# Should we warn about portability when linking against -modules?
+shouldnotlink=no
+
+# Files to dlopen/dlpreopen
+dlopen=''
+dlpreopen=''
+
+# Directory that this library needs to be installed in:
+libdir=''
diff --git a/rubbos/app/httpd-2.0.64/os/unix/os.h b/rubbos/app/httpd-2.0.64/os/unix/os.h
new file mode 100644
index 00000000..59f1a439
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/os.h
@@ -0,0 +1,27 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef APACHE_OS_H
+#define APACHE_OS_H
+
+#include "apr.h"
+#include "ap_config.h"
+
+#ifndef PLATFORM
+#define PLATFORM "Unix"
+#endif
+
+#endif /* !APACHE_OS_H */
diff --git a/rubbos/app/httpd-2.0.64/os/unix/unixd.c b/rubbos/app/httpd-2.0.64/os/unix/unixd.c
new file mode 100644
index 00000000..05b6443c
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/unixd.c
@@ -0,0 +1,593 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "ap_config.h"
+#define CORE_PRIVATE
+#include "httpd.h"
+#include "http_config.h"
+#include "http_main.h"
+#include "http_log.h"
+#include "unixd.h"
+#include "mpm_common.h"
+#include "os.h"
+#include "ap_mpm.h"
+#include "apr_thread_proc.h"
+#include "apr_strings.h"
+#include "apr_portable.h"
+#ifdef HAVE_PWD_H
+#include <pwd.h>
+#endif
+#ifdef HAVE_SYS_RESOURCE_H
+#include <sys/resource.h>
+#endif
+/* XXX */
+#include <sys/stat.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_GRP_H
+#include <grp.h>
+#endif
+#ifdef HAVE_STRINGS_H
+#include <strings.h>
+#endif
+#ifdef HAVE_SYS_SEM_H
+#include <sys/sem.h>
+#endif
+#ifdef HAVE_SYS_PRCTL_H
+#include <sys/prctl.h>
+#endif
+
+unixd_config_rec unixd_config;
+
+/* Set group privileges.
+ *
+ * Note that we use the username as set in the config files, rather than
+ * the lookup of to uid --- the same uid may have multiple passwd entries,
+ * with different sets of groups for each.
+ */
+
+static int set_group_privs(void)
+{
+ if (!geteuid()) {
+ const char *name;
+
+ /* Get username if passed as a uid */
+
+ if (unixd_config.user_name[0] == '#') {
+ struct passwd *ent;
+ uid_t uid = atoi(&unixd_config.user_name[1]);
+
+ if ((ent = getpwuid(uid)) == NULL) {
+ ap_log_error(APLOG_MARK, APLOG_ALERT, errno, NULL,
+ "getpwuid: couldn't determine user name from uid %u, "
+ "you probably need to modify the User directive",
+ (unsigned)uid);
+ return -1;
+ }
+
+ name = ent->pw_name;
+ }
+ else
+ name = unixd_config.user_name;
+
+#if !defined(OS2) && !defined(TPF)
+ /* OS/2 and TPF don't support groups. */
+
+ /*
+ * Set the GID before initgroups(), since on some platforms
+ * setgid() is known to zap the group list.
+ */
+ if (setgid(unixd_config.group_id) == -1) {
+ ap_log_error(APLOG_MARK, APLOG_ALERT, errno, NULL,
+ "setgid: unable to set group id to Group %u",
+ (unsigned)unixd_config.group_id);
+ return -1;
+ }
+
+ /* Reset `groups' attributes. */
+
+ if (initgroups(name, unixd_config.group_id) == -1) {
+ ap_log_error(APLOG_MARK, APLOG_ALERT, errno, NULL,
+ "initgroups: unable to set groups for User %s "
+ "and Group %u", name, (unsigned)unixd_config.group_id);
+ return -1;
+ }
+#endif /* !defined(OS2) && !defined(TPF) */
+ }
+ return 0;
+}
+
+
+AP_DECLARE(int) unixd_setup_child(void)
+{
+ if (set_group_privs()) {
+ return -1;
+ }
+#ifdef MPE
+ /* Only try to switch if we're running as MANAGER.SYS */
+ if (geteuid() == 1 && unixd_config.user_id > 1) {
+ GETPRIVMODE();
+ if (setuid(unixd_config.user_id) == -1) {
+ GETUSERMODE();
+ ap_log_error(APLOG_MARK, APLOG_ALERT, errno, NULL,
+ "setuid: unable to change to uid: %ld",
+ (long) unixd_config.user_id);
+ exit(1);
+ }
+ GETUSERMODE();
+ }
+#else
+ /* Only try to switch if we're running as root */
+ if (!geteuid() && (
+#ifdef _OSD_POSIX
+ os_init_job_environment(server_conf, unixd_config.user_name, one_process) != 0 ||
+#endif
+ setuid(unixd_config.user_id) == -1)) {
+ ap_log_error(APLOG_MARK, APLOG_ALERT, errno, NULL,
+ "setuid: unable to change to uid: %ld",
+ (long) unixd_config.user_id);
+ return -1;
+ }
+#if defined(HAVE_PRCTL) && defined(PR_SET_DUMPABLE)
+ /* this applies to Linux 2.4+ */
+#ifdef AP_MPM_WANT_SET_COREDUMPDIR
+ if (ap_coredumpdir_configured) {
+ if (prctl(PR_SET_DUMPABLE, 1)) {
+ ap_log_error(APLOG_MARK, APLOG_ALERT, errno, NULL,
+ "set dumpable failed - this child will not coredump"
+ " after software errors");
+ }
+ }
+#endif
+#endif
+#endif
+ return 0;
+}
+
+
+AP_DECLARE(const char *) unixd_set_user(cmd_parms *cmd, void *dummy,
+ const char *arg)
+{
+ const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY);
+ if (err != NULL) {
+ return err;
+ }
+
+ unixd_config.user_name = arg;
+ unixd_config.user_id = ap_uname2id(arg);
+#if !defined (BIG_SECURITY_HOLE) && !defined (OS2)
+ if (unixd_config.user_id == 0) {
+ return "Error:\tApache has not been designed to serve pages while\n"
+ "\trunning as root. There are known race conditions that\n"
+ "\twill allow any local user to read any file on the system.\n"
+ "\tIf you still desire to serve pages as root then\n"
+ "\tadd -DBIG_SECURITY_HOLE to the CFLAGS env variable\n"
+ "\tand then rebuild the server.\n"
+ "\tIt is strongly suggested that you instead modify the User\n"
+ "\tdirective in your httpd.conf file to list a non-root\n"
+ "\tuser.\n";
+ }
+#endif
+
+ return NULL;
+}
+
+AP_DECLARE(const char *) unixd_set_group(cmd_parms *cmd, void *dummy,
+ const char *arg)
+{
+ const char *err = ap_check_cmd_context(cmd, GLOBAL_ONLY);
+ if (err != NULL) {
+ return err;
+ }
+
+ unixd_config.group_id = ap_gname2id(arg);
+
+ return NULL;
+}
+
+AP_DECLARE(void) unixd_pre_config(apr_pool_t *ptemp)
+{
+ apr_finfo_t wrapper;
+
+ unixd_config.user_name = DEFAULT_USER;
+ unixd_config.user_id = ap_uname2id(DEFAULT_USER);
+ unixd_config.group_id = ap_gname2id(DEFAULT_GROUP);
+
+ /* Check for suexec */
+ unixd_config.suexec_enabled = 0;
+ if ((apr_stat(&wrapper, SUEXEC_BIN,
+ APR_FINFO_NORM, ptemp)) != APR_SUCCESS) {
+ return;
+ }
+
+/* since APR 0.9.5 */
+#ifdef APR_USETID
+ if ((wrapper.protection & APR_USETID) && wrapper.user == 0) {
+#endif
+ unixd_config.suexec_enabled = 1;
+#ifdef APR_USETID
+ }
+#endif
+}
+
+
+AP_DECLARE(void) unixd_set_rlimit(cmd_parms *cmd, struct rlimit **plimit,
+ const char *arg, const char * arg2, int type)
+{
+#if (defined(RLIMIT_CPU) || defined(RLIMIT_DATA) || defined(RLIMIT_VMEM) || defined(RLIMIT_NPROC) || defined(RLIMIT_AS)) && APR_HAVE_STRUCT_RLIMIT && APR_HAVE_GETRLIMIT
+ char *str;
+ struct rlimit *limit;
+ /* If your platform doesn't define rlim_t then typedef it in ap_config.h */
+ rlim_t cur = 0;
+ rlim_t max = 0;
+
+ *plimit = (struct rlimit *)apr_pcalloc(cmd->pool, sizeof(**plimit));
+ limit = *plimit;
+ if ((getrlimit(type, limit)) != 0) {
+ *plimit = NULL;
+ ap_log_error(APLOG_MARK, APLOG_ERR, errno, cmd->server,
+ "%s: getrlimit failed", cmd->cmd->name);
+ return;
+ }
+
+ if ((str = ap_getword_conf(cmd->pool, &arg))) {
+ if (!strcasecmp(str, "max")) {
+ cur = limit->rlim_max;
+ }
+ else {
+ cur = atol(str);
+ }
+ }
+ else {
+ ap_log_error(APLOG_MARK, APLOG_ERR, 0, cmd->server,
+ "Invalid parameters for %s", cmd->cmd->name);
+ return;
+ }
+
+ if (arg2 && (str = ap_getword_conf(cmd->pool, &arg2))) {
+ max = atol(str);
+ }
+
+ /* if we aren't running as root, cannot increase max */
+ if (geteuid()) {
+ limit->rlim_cur = cur;
+ if (max) {
+ ap_log_error(APLOG_MARK, APLOG_ERR, 0, cmd->server,
+ "Must be uid 0 to raise maximum %s", cmd->cmd->name);
+ }
+ }
+ else {
+ if (cur) {
+ limit->rlim_cur = cur;
+ }
+ if (max) {
+ limit->rlim_max = max;
+ }
+ }
+#else
+
+ ap_log_error(APLOG_MARK, APLOG_ERR, 0, cmd->server,
+ "Platform does not support rlimit for %s", cmd->cmd->name);
+#endif
+}
+
+APR_HOOK_STRUCT(
+ APR_HOOK_LINK(get_suexec_identity)
+)
+
+AP_IMPLEMENT_HOOK_RUN_FIRST(ap_unix_identity_t *, get_suexec_identity,
+ (const request_rec *r), (r), NULL)
+
+static apr_status_t ap_unix_create_privileged_process(
+ apr_proc_t *newproc, const char *progname,
+ const char * const *args,
+ const char * const *env,
+ apr_procattr_t *attr, ap_unix_identity_t *ugid,
+ apr_pool_t *p)
+{
+ int i = 0;
+ const char **newargs;
+ char *newprogname;
+ char *execuser, *execgroup;
+ const char *argv0;
+
+ if (!unixd_config.suexec_enabled) {
+ return apr_proc_create(newproc, progname, args, env, attr, p);
+ }
+
+ argv0 = ap_strrchr_c(progname, '/');
+ /* Allow suexec's "/" check to succeed */
+ if (argv0 != NULL) {
+ argv0++;
+ }
+ else {
+ argv0 = progname;
+ }
+
+
+ if (ugid->userdir) {
+ execuser = apr_psprintf(p, "~%ld", (long) ugid->uid);
+ }
+ else {
+ execuser = apr_psprintf(p, "%ld", (long) ugid->uid);
+ }
+ execgroup = apr_psprintf(p, "%ld", (long) ugid->gid);
+
+ if (!execuser || !execgroup) {
+ return APR_ENOMEM;
+ }
+
+ i = 0;
+ if (args) {
+ while (args[i]) {
+ i++;
+ }
+ }
+ /* allocate space for 4 new args, the input args, and a null terminator */
+ newargs = apr_palloc(p, sizeof(char *) * (i + 4));
+ newprogname = SUEXEC_BIN;
+ newargs[0] = SUEXEC_BIN;
+ newargs[1] = execuser;
+ newargs[2] = execgroup;
+ newargs[3] = apr_pstrdup(p, argv0);
+
+ /*
+ ** using a shell to execute suexec makes no sense thus
+ ** we force everything to be APR_PROGRAM, and never
+ ** APR_SHELLCMD
+ */
+ if(apr_procattr_cmdtype_set(attr, APR_PROGRAM) != APR_SUCCESS) {
+ return APR_EGENERAL;
+ }
+
+ i = 1;
+ do {
+ newargs[i + 3] = args[i];
+ } while (args[i++]);
+
+ return apr_proc_create(newproc, newprogname, newargs, env, attr, p);
+}
+
+AP_DECLARE(apr_status_t) ap_os_create_privileged_process(
+ const request_rec *r,
+ apr_proc_t *newproc, const char *progname,
+ const char * const *args,
+ const char * const *env,
+ apr_procattr_t *attr, apr_pool_t *p)
+{
+ ap_unix_identity_t *ugid = ap_run_get_suexec_identity(r);
+
+ if (ugid == NULL) {
+ return apr_proc_create(newproc, progname, args, env, attr, p);
+ }
+
+ return ap_unix_create_privileged_process(newproc, progname, args, env,
+ attr, ugid, p);
+}
+
+/* XXX move to APR and externalize (but implement differently :) ) */
+static apr_lockmech_e proc_mutex_mech(apr_proc_mutex_t *pmutex)
+{
+ const char *mechname = apr_proc_mutex_name(pmutex);
+
+ if (!strcmp(mechname, "sysvsem")) {
+ return APR_LOCK_SYSVSEM;
+ }
+ else if (!strcmp(mechname, "flock")) {
+ return APR_LOCK_FLOCK;
+ }
+ return APR_LOCK_DEFAULT;
+}
+
+AP_DECLARE(apr_status_t) unixd_set_proc_mutex_perms(apr_proc_mutex_t *pmutex)
+{
+ if (!geteuid()) {
+ apr_lockmech_e mech = proc_mutex_mech(pmutex);
+
+ switch(mech) {
+#if APR_HAS_SYSVSEM_SERIALIZE
+ case APR_LOCK_SYSVSEM:
+ {
+ apr_os_proc_mutex_t ospmutex;
+#if !APR_HAVE_UNION_SEMUN
+ union semun {
+ long val;
+ struct semid_ds *buf;
+ unsigned short *array;
+ };
+#endif
+ union semun ick;
+ struct semid_ds buf;
+
+ apr_os_proc_mutex_get(&ospmutex, pmutex);
+ buf.sem_perm.uid = unixd_config.user_id;
+ buf.sem_perm.gid = unixd_config.group_id;
+ buf.sem_perm.mode = 0600;
+ ick.buf = &buf;
+ if (semctl(ospmutex.crossproc, 0, IPC_SET, ick) < 0) {
+ return errno;
+ }
+ }
+ break;
+#endif
+#if APR_HAS_FLOCK_SERIALIZE
+ case APR_LOCK_FLOCK:
+ {
+ const char *lockfile = apr_proc_mutex_lockfile(pmutex);
+
+ if (lockfile) {
+ if (chown(lockfile, unixd_config.user_id,
+ -1 /* no gid change */) < 0) {
+ return errno;
+ }
+ }
+ }
+ break;
+#endif
+ default:
+ /* do nothing */
+ break;
+ }
+ }
+ return APR_SUCCESS;
+}
+
+AP_DECLARE(apr_status_t) unixd_set_global_mutex_perms(apr_global_mutex_t *gmutex)
+{
+#if !APR_PROC_MUTEX_IS_GLOBAL
+ apr_os_global_mutex_t osgmutex;
+ apr_os_global_mutex_get(&osgmutex, gmutex);
+ return unixd_set_proc_mutex_perms(osgmutex.proc_mutex);
+#else /* APR_PROC_MUTEX_IS_GLOBAL */
+ /* In this case, apr_proc_mutex_t and apr_global_mutex_t are the same. */
+ return unixd_set_proc_mutex_perms(gmutex);
+#endif /* APR_PROC_MUTEX_IS_GLOBAL */
+}
+
+AP_DECLARE(apr_status_t) unixd_accept(void **accepted, ap_listen_rec *lr,
+ apr_pool_t *ptrans)
+{
+ apr_socket_t *csd;
+ apr_status_t status;
+
+ *accepted = NULL;
+ status = apr_accept(&csd, lr->sd, ptrans);
+ if (status == APR_SUCCESS) {
+ *accepted = csd;
+ return APR_SUCCESS;
+ }
+
+ if (APR_STATUS_IS_EINTR(status)) {
+ return status;
+ }
+ /* Our old behaviour here was to continue after accept()
+ * errors. But this leads us into lots of troubles
+ * because most of the errors are quite fatal. For
+ * example, EMFILE can be caused by slow descriptor
+ * leaks (say in a 3rd party module, or libc). It's
+ * foolish for us to continue after an EMFILE. We also
+ * seem to tickle kernel bugs on some platforms which
+ * lead to never-ending loops here. So it seems best
+ * to just exit in most cases.
+ */
+ switch (status) {
+#if defined(HPUX11) && defined(ENOBUFS)
+ /* On HPUX 11.x, the 'ENOBUFS, No buffer space available'
+ * error occurs because the accept() cannot complete.
+ * You will not see ENOBUFS with 10.20 because the kernel
+ * hides any occurrence from being returned to user space.
+ * ENOBUFS with 11.x's TCP/IP stack is possible, and could
+ * occur intermittently. As a work-around, we are going to
+ * ignore ENOBUFS.
+ */
+ case ENOBUFS:
+#endif
+
+#ifdef EPROTO
+ /* EPROTO on certain older kernels really means
+ * ECONNABORTED, so we need to ignore it for them.
+ * See discussion in new-httpd archives nh.9701
+ * search for EPROTO.
+ *
+ * Also see nh.9603, search for EPROTO:
+ * There is potentially a bug in Solaris 2.x x<6,
+ * and other boxes that implement tcp sockets in
+ * userland (i.e. on top of STREAMS). On these
+ * systems, EPROTO can actually result in a fatal
+ * loop. See PR#981 for example. It's hard to
+ * handle both uses of EPROTO.
+ */
+ case EPROTO:
+#endif
+#ifdef ECONNABORTED
+ case ECONNABORTED:
+#endif
+ /* Linux generates the rest of these, other tcp
+ * stacks (i.e. bsd) tend to hide them behind
+ * getsockopt() interfaces. They occur when
+ * the net goes sour or the client disconnects
+ * after the three-way handshake has been done
+ * in the kernel but before userland has picked
+ * up the socket.
+ */
+#ifdef ECONNRESET
+ case ECONNRESET:
+#endif
+#ifdef ETIMEDOUT
+ case ETIMEDOUT:
+#endif
+#ifdef EHOSTUNREACH
+ case EHOSTUNREACH:
+#endif
+#ifdef ENETUNREACH
+ case ENETUNREACH:
+#endif
+ /* EAGAIN/EWOULDBLOCK can be returned on BSD-derived
+ * TCP stacks when the connection is aborted before
+ * we call connect, but only because our listener
+ * sockets are non-blocking (AP_NONBLOCK_WHEN_MULTI_LISTEN)
+ */
+#ifdef EAGAIN
+ case EAGAIN:
+#endif
+#ifdef EWOULDBLOCK
+#if !defined(EAGAIN) || EAGAIN != EWOULDBLOCK
+ case EWOULDBLOCK:
+#endif
+#endif
+ break;
+#ifdef ENETDOWN
+ case ENETDOWN:
+ /*
+ * When the network layer has been shut down, there
+ * is not much use in simply exiting: the parent
+ * would simply re-create us (and we'd fail again).
+ * Use the CHILDFATAL code to tear the server down.
+ * @@@ Martin's idea for possible improvement:
+ * A different approach would be to define
+ * a new APEXIT_NETDOWN exit code, the reception
+ * of which would make the parent shutdown all
+ * children, then idle-loop until it detected that
+ * the network is up again, and restart the children.
+ * Ben Hyde noted that temporary ENETDOWN situations
+ * occur in mobile IP.
+ */
+ ap_log_error(APLOG_MARK, APLOG_EMERG, status, ap_server_conf,
+ "apr_accept: giving up.");
+ return APR_EGENERAL;
+#endif /*ENETDOWN*/
+
+#ifdef TPF
+ case EINACT:
+ ap_log_error(APLOG_MARK, APLOG_EMERG, status, ap_server_conf,
+ "offload device inactive");
+ return APR_EGENERAL;
+ break;
+ default:
+ ap_log_error(APLOG_MARK, APLOG_ERR, 0, ap_server_conf,
+ "select/accept error (%d)", status);
+ return APR_EGENERAL;
+#else
+ default:
+ ap_log_error(APLOG_MARK, APLOG_ERR, status, ap_server_conf,
+ "apr_accept: (client socket)");
+ return APR_EGENERAL;
+#endif
+ }
+ return status;
+}
+
diff --git a/rubbos/app/httpd-2.0.64/os/unix/unixd.h b/rubbos/app/httpd-2.0.64/os/unix/unixd.h
new file mode 100644
index 00000000..c6bec924
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/unixd.h
@@ -0,0 +1,109 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef UNIXD_H
+#define UNIXD_H
+
+#include "httpd.h"
+#include "http_config.h"
+#include "ap_listen.h"
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
+#ifdef HAVE_SYS_RESOURCE_H
+#include <sys/resource.h>
+#endif
+#include "apr_hooks.h"
+#include "apr_thread_proc.h"
+#include "apr_proc_mutex.h"
+#include "apr_global_mutex.h"
+
+#include <pwd.h>
+#include <grp.h>
+#ifdef APR_HAVE_SYS_TYPES_H
+#include <sys/types.h>
+#endif
+#ifdef HAVE_SYS_IPC_H
+#include <sys/ipc.h>
+#endif
+
+typedef struct {
+ uid_t uid;
+ gid_t gid;
+ int userdir;
+} ap_unix_identity_t;
+
+AP_DECLARE_HOOK(ap_unix_identity_t *, get_suexec_identity,(const request_rec *r))
+
+/* common stuff that unix MPMs will want */
+
+/* Default user name and group name. These may be specified as numbers by
+ * placing a # before a number */
+
+#ifndef DEFAULT_USER
+#define DEFAULT_USER "#-1"
+#endif
+#ifndef DEFAULT_GROUP
+#define DEFAULT_GROUP "#-1"
+#endif
+
+typedef struct {
+ const char *user_name;
+ uid_t user_id;
+ gid_t group_id;
+ int suexec_enabled;
+} unixd_config_rec;
+AP_DECLARE_DATA extern unixd_config_rec unixd_config;
+
+AP_DECLARE(int) unixd_setup_child(void);
+AP_DECLARE(void) unixd_pre_config(apr_pool_t *ptemp);
+AP_DECLARE(const char *) unixd_set_user(cmd_parms *cmd, void *dummy,
+ const char *arg);
+AP_DECLARE(const char *) unixd_set_group(cmd_parms *cmd, void *dummy,
+ const char *arg);
+#if defined(RLIMIT_CPU) || defined(RLIMIT_DATA) || defined(RLIMIT_VMEM) || defined(RLIMIT_NPROC) || defined(RLIMIT_AS)
+AP_DECLARE(void) unixd_set_rlimit(cmd_parms *cmd, struct rlimit **plimit,
+ const char *arg, const char * arg2, int type);
+#endif
+
+/**
+ * One of the functions to set mutex permissions should be called in
+ * the parent process on platforms that switch identity when the
+ * server is started as root.
+ * If the child init logic is performed before switching identity
+ * (e.g., MPM setup for an accept mutex), it should only be called
+ * for SysV semaphores. Otherwise, it is safe to call it for all
+ * mutex types.
+ */
+AP_DECLARE(apr_status_t) unixd_set_proc_mutex_perms(apr_proc_mutex_t *pmutex);
+AP_DECLARE(apr_status_t) unixd_set_global_mutex_perms(apr_global_mutex_t *gmutex);
+AP_DECLARE(apr_status_t) unixd_accept(void **accepted, ap_listen_rec *lr, apr_pool_t *ptrans);
+
+#ifdef HAVE_KILLPG
+#define unixd_killpg(x, y) (killpg ((x), (y)))
+#define ap_os_killpg(x, y) (killpg ((x), (y)))
+#else /* HAVE_KILLPG */
+#define unixd_killpg(x, y) (kill (-(x), (y)))
+#define ap_os_killpg(x, y) (kill (-(x), (y)))
+#endif /* HAVE_KILLPG */
+
+#define UNIX_DAEMON_COMMANDS \
+AP_INIT_TAKE1("User", unixd_set_user, NULL, RSRC_CONF, \
+ "Effective user id for this server"), \
+AP_INIT_TAKE1("Group", unixd_set_group, NULL, RSRC_CONF, \
+ "Effective group id for this server")
+
+#endif
diff --git a/rubbos/app/httpd-2.0.64/os/unix/unixd.lo b/rubbos/app/httpd-2.0.64/os/unix/unixd.lo
new file mode 100644
index 00000000..9da439ae
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/unixd.lo
@@ -0,0 +1,12 @@
+# unixd.lo - a libtool object file
+# Generated by ltmain.sh - GNU libtool 1.5.26 (1.1220.2.493 2008/02/01 16:58:18)
+#
+# Please DO NOT delete this file!
+# It is necessary for linking the library.
+
+# Name of the PIC object.
+pic_object='.libs/unixd.o'
+
+# Name of the non-PIC object.
+non_pic_object='unixd.o'
+
diff --git a/rubbos/app/httpd-2.0.64/os/unix/unixd.o b/rubbos/app/httpd-2.0.64/os/unix/unixd.o
new file mode 100644
index 00000000..2b69a692
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/os/unix/unixd.o
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