diff --exclude-from=exclude -N -u -r nsalibselinux/include/selinux/av_permissions.h libselinux-2.0.47/include/selinux/av_permissions.h

--- nsalibselinux/include/selinux/av_permissions.h	2007-11-15 15:52:46.000000000 -0500

+++ libselinux-2.0.47/include/selinux/av_permissions.h	2008-01-11 10:55:14.000000000 -0500

@@ -900,6 +900,8 @@

 #define PACKET__SEND                              0x00000001UL

 #define PACKET__RECV                              0x00000002UL

 #define PACKET__RELABELTO                         0x00000004UL

+#define PACKET__FLOW_IN                           0x00000008UL

+#define PACKET__FLOW_OUT                          0x00000010UL

 #define KEY__VIEW                                 0x00000001UL

 #define KEY__READ                                 0x00000002UL

 #define KEY__WRITE                                0x00000004UL

diff --exclude-from=exclude -N -u -r nsalibselinux/src/audit2why.c libselinux-2.0.47/src/audit2why.c

--- nsalibselinux/src/audit2why.c	1969-12-31 19:00:00.000000000 -0500

+++ libselinux-2.0.47/src/audit2why.c	2008-01-22 16:23:59.000000000 -0500

@@ -0,0 +1,460 @@

+#include <unistd.h>

+#include <stdlib.h>

+#include <ctype.h>

+#include <errno.h>

+#include <getopt.h>

+#include <limits.h>

+#include <sepol/sepol.h>

+#include <sepol/policydb/services.h>

+#include <Python.h>

+#include <selinux/selinux.h>

+

+#define UNKNOWN -1

+#define BADSCON -2

+#define BADTCON -3

+#define BADTCLASS -4

+#define BADPERM -5

+#define BADCOMPUTE -6

+#define NOPOLICY -7

+#define ALLOW 0

+#define DONTAUDIT 1

+#define TERULE 2

+#define BOOLEAN 3

+#define CONSTRAINT 4

+#define RBAC 5

+

+struct boolean_t {

+	char *name;

+	int active;

+};

+

+static struct boolean_t **boollist = NULL;

+static int boolcnt = 0;

+

+struct avc_t {

+	sepol_handle_t *handle;

+	policydb_t policydb;

+	sepol_security_id_t ssid;

+	sepol_security_id_t tsid;

+	sepol_security_class_t tclass;

+	sepol_access_vector_t av;

+};

+

+static struct avc_t *avc = NULL;

+

+static sidtab_t sidtab;

+

+static int load_booleans(const sepol_bool_t * boolean,

+			 void *arg __attribute__ ((__unused__)))

+{

+	boollist[boolcnt] =

+	    (struct boolean_t *)malloc(sizeof(struct boolean_t));

+	boollist[boolcnt]->name = strdup(sepol_bool_get_name(boolean));

+	boollist[boolcnt]->active = sepol_bool_get_value(boolean);

+	boolcnt++;

+	return 0;

+}

+

+static int check_booleans(struct avc_t *avc, struct boolean_t ***bools)

+{

+	char errormsg[PATH_MAX];

+	struct sepol_av_decision avd;

+	unsigned int reason;

+	int rc;

+	int i;

+	sepol_bool_key_t *key = NULL;

+	sepol_bool_t *boolean = NULL;

+	int fcnt = 0;

+	int *foundlist = calloc(boolcnt, sizeof(int));

+	if (!foundlist) {

+		PyErr_SetString( PyExc_MemoryError, "Out of memory\n");

+		return fcnt;

+	}

+	for (i = 0; i < boolcnt; i++) {

+		char *name = boollist[i]->name;

+		int active = boollist[i]->active;

+		rc = sepol_bool_key_create(avc->handle, name, &key);

+		if (rc < 0) {

+			PyErr_SetString( PyExc_RuntimeError, 

+					 "Could not create boolean key.\n");

+			break;

+		}

+		rc = sepol_bool_query(avc->handle,

+				      (sepol_policydb_t *) & avc->policydb,

+				      key, &boolean);

+

+		if (rc < 0) {

+			snprintf(errormsg, sizeof(errormsg), 

+				 "Could not find boolean %s.\n", name);

+			PyErr_SetString( PyExc_RuntimeError, errormsg);

+			break;

+		}

+

+		sepol_bool_set_value(boolean, !active);

+

+		rc = sepol_bool_set(avc->handle,

+				    (sepol_policydb_t *) & avc->policydb,

+				    key, boolean);

+		if (rc < 0) {

+			snprintf(errormsg, sizeof(errormsg), 

+				 "Could not set boolean data %s.\n", name);

+			PyErr_SetString( PyExc_RuntimeError, errormsg);

+			break;

+		}

+

+		/* Reproduce the computation. */

+		rc = sepol_compute_av_reason(avc->ssid, avc->tsid, avc->tclass,

+					     avc->av, &avd, &reason);

+		if (rc < 0) {

+			snprintf(errormsg, sizeof(errormsg), 

+				 "Error during access vector computation, skipping...");

+			PyErr_SetString( PyExc_RuntimeError, errormsg);

+

+			sepol_bool_free(boolean);

+			break;

+		} else {

+			if (!reason) {

+				foundlist[fcnt] = i;

+				fcnt++;

+			}

+			sepol_bool_set_value((sepol_bool_t *) boolean, active);

+			rc = sepol_bool_set(avc->handle,

+					    (sepol_policydb_t *) & avc->

+					    policydb, key,

+					    (sepol_bool_t *) boolean);

+			if (rc < 0) {

+				snprintf(errormsg, sizeof(errormsg), 

+					 "Could not set boolean data %s.\n",

+					 name);

+			

+				PyErr_SetString( PyExc_RuntimeError, errormsg);

+				break;

+			}

+		}

+		sepol_bool_free(boolean);

+		sepol_bool_key_free(key);

+		key = NULL;

+		boolean = NULL;

+	}

+	if (key)

+		sepol_bool_key_free(key);

+

+	if (boolean)

+		sepol_bool_free(boolean);

+

+	if (fcnt > 0) {

+		*bools = (struct boolean_t **)

+			calloc(sizeof(struct boolean_t), fcnt + 1);

+		struct boolean_t *b = (struct boolean_t *) *bools;

+		for (i = 0; i < fcnt; i++) {

+			int ctr = foundlist[i];

+			b[i].name = strdup(boollist[ctr]->name);

+			b[i].active = !boollist[ctr]->active;

+		}

+	}

+	free(foundlist);

+	return fcnt;

+}

+

+static PyObject *finish(PyObject *self __attribute__((unused)), PyObject *args) {

+	PyObject *result = 0;

+  

+	if (PyArg_ParseTuple(args,(char *)":finish")) {

+		int i = 0;

+		for (i = 0; i < boolcnt; i++) {

+			free(boollist[i]->name);

+			free(boollist[i]);

+		}

+		free(boollist);

+		sepol_sidtab_shutdown(&sidtab);

+		sepol_sidtab_destroy(&sidtab);

+		policydb_destroy(&avc->policydb);

+		sepol_handle_destroy(avc->handle);

+		free(avc);

+		avc = NULL;

+		boollist = NULL;

+		boolcnt = 0;

+	  

+		/* Boilerplate to return "None" */

+		Py_RETURN_NONE;

+	}

+	return result;

+}

+

+

+static int __policy_init(const char *init_path)

+{

+	FILE *fp;

+	int vers = 0;

+	char path[PATH_MAX];

+	char errormsg[PATH_MAX];

+	struct policy_file pf;

+	int rc;

+	unsigned int cnt;

+

+	if (init_path) {

+		strncpy(path, init_path, PATH_MAX);

+		fp = fopen(path, "r");

+		if (!fp) {

+			snprintf(errormsg, sizeof(errormsg), 

+				 "unable to open %s:  %s\n",

+				 path, strerror(errno));

+			PyErr_SetString( PyExc_ValueError, errormsg);

+			return 0;    // trigger exception

+		}

+	} else {

+		vers = security_policyvers();

+		if (vers < 0) {

+			snprintf(errormsg, sizeof(errormsg), 

+				 "Could not get policy version:  %s\n",

+				 strerror(errno));

+			PyErr_SetString( PyExc_ValueError, errormsg);

+			return 1;

+		}

+		snprintf(path, PATH_MAX, "%s.%d",

+			 selinux_binary_policy_path(), vers);

+		fp = fopen(path, "r");

+		while (!fp && errno == ENOENT && --vers) {

+			snprintf(path, PATH_MAX, "%s.%d",

+				 selinux_binary_policy_path(), vers);

+			fp = fopen(path, "r");

+		}

+		if (!fp) {

+			snprintf(errormsg, sizeof(errormsg), 

+				 "unable to open %s.%d:  %s\n",

+				 selinux_binary_policy_path(),

+				 security_policyvers(), strerror(errno));

+			PyErr_SetString( PyExc_ValueError, errormsg);

+			return 1;

+		}

+	}

+

+	avc = calloc(sizeof(struct avc_t), 1);

+	if (!avc) {

+		PyErr_SetString( PyExc_MemoryError, "Out of memory\n");

+		return 1;

+	}

+

+	/* Set up a policydb directly so that we can mutate it later

+	   for booleans and user settings.  Otherwise we would just use

+	   sepol_set_policydb_from_file() here. */

+	pf.fp = fp;

+	pf.type = PF_USE_STDIO;

+	if (policydb_init(&avc->policydb)) {

+		snprintf(errormsg, sizeof(errormsg), 

+			 "policydb_init failed: %s\n", strerror(errno));

+		PyErr_SetString( PyExc_RuntimeError, errormsg);

+		fclose(fp);

+		return 1;

+	}

+	if (policydb_read(&avc->policydb, &pf, 0)) {

+		snprintf(errormsg, sizeof(errormsg), 

+			 "invalid binary policy %s\n", path);

+		PyErr_SetString( PyExc_ValueError, errormsg);

+		fclose(fp);

+		return 1;

+	}

+	fclose(fp);

+	sepol_set_policydb(&avc->policydb);

+	if (!init_path) {

+		/* If they didn't specify a full path of a binary policy file,

+		   then also try loading any boolean settings and user

+		   definitions from the active locations.  Otherwise,

+		   they can use genpolbools and genpolusers to build a

+		   binary policy file that includes any desired settings

+		   and then apply audit2why -p to the resulting file. 

+		   Errors are non-fatal as such settings are optional. */

+		sepol_debug(0);

+		(void)sepol_genbools_policydb(&avc->policydb,

+					      selinux_booleans_path());

+		(void)sepol_genusers_policydb(&avc->policydb,

+					      selinux_users_path());

+	}

+	avc->handle = sepol_handle_create();

+

+	rc = sepol_bool_count(avc->handle,

+			      (sepol_policydb_t *) & avc->policydb, &cnt);

+	if (rc < 0) {

+		PyErr_SetString( PyExc_RuntimeError, "unable to get bool count\n");

+		return 1;

+	}

+

+	boollist = calloc(cnt, sizeof(struct boolean_t));

+	if (!boollist) {

+		PyErr_SetString( PyExc_MemoryError, "Out of memory\n");

+		return 1;

+	}

+

+	sepol_bool_iterate(avc->handle,

+			   (const sepol_policydb_t *)&avc->policydb,

+			   load_booleans, (void *)NULL);

+

+	/* Initialize the sidtab for subsequent use by sepol_context_to_sid

+	   and sepol_compute_av_reason. */

+	rc = sepol_sidtab_init(&sidtab);

+	if (rc < 0) {

+		PyErr_SetString( PyExc_RuntimeError, "unable to init sidtab\n");

+		free(boollist);

+		return 1;

+	}

+	sepol_set_sidtab(&sidtab);

+	return 0;

+}

+

+static PyObject *init(PyObject *self __attribute__((unused)), PyObject *args) {

+  int result;

+  char *init_path=NULL;

+  if (PyArg_ParseTuple(args,(char *)"|s:policy_init",&init_path)) 

+	  result = __policy_init(init_path);

+  return Py_BuildValue("i", result);

+}

+

+#define RETURN(X) \

+	PyTuple_SetItem(result, 0, Py_BuildValue("i", X));	\

+	return result;						

+

+static PyObject *analyze(PyObject *self __attribute__((unused)) , PyObject *args) {

+	security_context_t scon; 

+	security_context_t tcon;

+	char *tclassstr; 

+	PyObject *listObj;

+	PyObject *strObj;

+	int numlines;

+	struct boolean_t **bools;

+	unsigned int reason;

+	sepol_security_id_t ssid, tsid;

+	sepol_security_class_t tclass;

+	sepol_access_vector_t perm, av;

+	struct sepol_av_decision avd;

+	int rc;

+	int i=0;

+	PyObject *result = PyTuple_New(2);

+	if (!result) return NULL;

+	Py_INCREF(Py_None);

+	PyTuple_SetItem(result, 1, Py_None);

+

+	if (!PyArg_ParseTuple(args,(char *)"sssO!:audit2why",&scon,&tcon,&tclassstr,&PyList_Type, &listObj)) 

+		return NULL;

+  

+	/* get the number of lines passed to us */

+	numlines = PyList_Size(listObj);

+

+	/* should raise an error here. */

+	if (numlines < 0)	return NULL; /* Not a list */

+

+	if (!avc) {

+		RETURN(NOPOLICY)

+	}

+

+	rc = sepol_context_to_sid(scon, strlen(scon) + 1, &ssid);

+	if (rc < 0) {

+		RETURN(BADSCON)

+	}

+	rc = sepol_context_to_sid(tcon, strlen(tcon) + 1, &tsid);

+	if (rc < 0) {

+		RETURN(BADTCON)

+	}

+	tclass = string_to_security_class(tclassstr);

+	if (!tclass) {

+		RETURN(BADTCLASS)

+	}

+	/* Convert the permission list to an AV. */

+	av = 0;

+

+	/* iterate over items of the list, grabbing strings, and parsing

+	   for numbers */

+	for (i=0; i

+		char *permstr;

+

+		/* grab the string object from the next element of the list */

+		strObj = PyList_GetItem(listObj, i); /* Can't fail */

+		

+		/* make it a string */

+		permstr = PyString_AsString( strObj );

+		

+		perm = string_to_av_perm(tclass, permstr);

+		if (!perm) {

+			RETURN(BADPERM)

+		}

+		av |= perm;

+	}

+

+	/* Reproduce the computation. */

+	rc = sepol_compute_av_reason(ssid, tsid, tclass, av, &avd, &reason);

+	if (rc < 0) {

+		RETURN(BADCOMPUTE)

+	}

+

+	if (!reason) {

+		RETURN(ALLOW)

+	}

+	if (reason & SEPOL_COMPUTEAV_TE) {

+		avc->ssid = ssid;

+		avc->tsid = tsid;

+		avc->tclass = tclass;

+		avc->av = av;

+		if (check_booleans(avc, &bools) == 0) {

+			if (av & ~avd.auditdeny) {

+				RETURN(DONTAUDIT)

+			} else {

+				RETURN(TERULE)

+			}

+		} else {

+			PyTuple_SetItem(result, 0, Py_BuildValue("i", BOOLEAN));

+			struct boolean_t *b=(struct boolean_t *) bools;

+			int len=0;

+			while (b->name) {

+				len++; b++;

+			}

+			b = (struct boolean_t *) bools;

+			PyObject *boollist = PyTuple_New(len);

+			len=0;

+			while(b->name) {

+				PyObject *bool = Py_BuildValue("(si)", b->name, b->active);

+				PyTuple_SetItem(boollist, len++, bool);

+				b++;

+			}

+			free(bools);

+			PyTuple_SetItem(result, 1, boollist);

+			return result;

+		}

+	}

+

+	if (reason & SEPOL_COMPUTEAV_CONS) {

+		RETURN(CONSTRAINT);

+	}

+

+	if (reason & SEPOL_COMPUTEAV_RBAC) {

+		RETURN(RBAC)

+	}

+        RETURN(BADCOMPUTE)

+}

+

+static PyMethodDef audit2whyMethods[] = {

+    {"init",  init, METH_VARARGS,

+     "Initialize policy database."},

+    {"analyze",  analyze, METH_VARARGS,

+     "Analyze AVC."},

+    {"finish",  finish, METH_VARARGS,

+     "Finish using policy, free memory."},

+    {NULL, NULL, 0, NULL}        /* Sentinel */

+};

+

+PyMODINIT_FUNC

+initaudit2why(void)

+{

+	PyObject *m = Py_InitModule("audit2why", audit2whyMethods);

+	PyModule_AddIntConstant(m,"UNKNOWN", UNKNOWN);

+	PyModule_AddIntConstant(m,"BADSCON", BADSCON);

+	PyModule_AddIntConstant(m,"BADTCON", BADTCON);

+	PyModule_AddIntConstant(m,"BADTCLASS", BADTCLASS);

+	PyModule_AddIntConstant(m,"BADPERM", BADPERM);

+	PyModule_AddIntConstant(m,"BADCOMPUTE", BADCOMPUTE);

+	PyModule_AddIntConstant(m,"NOPOLICY", NOPOLICY);

+	PyModule_AddIntConstant(m,"ALLOW", ALLOW);

+	PyModule_AddIntConstant(m,"DONTAUDIT", DONTAUDIT);

+	PyModule_AddIntConstant(m,"TERULE", TERULE);

+	PyModule_AddIntConstant(m,"BOOLEAN", BOOLEAN);

+	PyModule_AddIntConstant(m,"CONSTRAINT", CONSTRAINT);

+	PyModule_AddIntConstant(m,"RBAC", RBAC);

+}

diff --exclude-from=exclude -N -u -r nsalibselinux/src/Makefile libselinux-2.0.47/src/Makefile

--- nsalibselinux/src/Makefile	2008-01-11 10:52:37.000000000 -0500

+++ libselinux-2.0.47/src/Makefile	2008-01-23 14:19:11.000000000 -0500

@@ -18,6 +18,7 @@

 SWIGSO=_selinux.so

 SWIGFILES=$(SWIGSO) selinux.py 

 LIBSO=$(TARGET).$(LIBVERSION)

+AUDIT2WHYSO=audit2why.so

 ifeq ($(DISABLE_AVC),y)

 	UNUSED_SRCS+=avc.c avc_internal.c avc_sidtab.c mapping.c stringrep.c checkAccess.c

@@ -28,7 +29,7 @@

 ifeq ($(DISABLE_RPM),y)

 	UNUSED_SRCS+=rpm.c

 endif

-SRCS= $(filter-out $(UNUSED_SRCS), $(filter-out $(SWIGCOUT),$(wildcard *.c)))

+SRCS= $(filter-out $(UNUSED_SRCS), $(filter-out audit2why.c $(SWIGCOUT),$(wildcard *.c)))

 OBJS= $(patsubst %.c,%.o,$(SRCS))

 LOBJS= $(patsubst %.c,%.lo,$(SRCS))

@@ -47,7 +48,7 @@

 all: $(LIBA) $(LIBSO) 

-pywrap: all $(SWIGSO)

+pywrap: all $(SWIGSO) $(AUDIT2WHYSO)

 $(LIBA):  $(OBJS)

 	$(AR) rcs $@ $^

@@ -63,6 +64,12 @@

 	$(CC) $(CFLAGS) $(LDFLAGS) -shared -o $@ $^ -ldl -L$(LIBDIR) -Wl,-soname,$(LIBSO),-z,defs,-z,relro

 	ln -sf $@ $(TARGET) 

+audit2why.lo: audit2why.c

+	$(CC) $(CFLAGS) -I$(PYINC) -fPIC -DSHARED -c -o $@ $<

+

+$(AUDIT2WHYSO): audit2why.lo

+	$(CC) $(CFLAGS) $(LDFLAGS) -shared -o $@ $^ -L. -lselinux ${LIBDIR}/libsepol.a -L$(LIBDIR) -Wl,-soname,$@

+

 %.o:  %.c policy.h

 	$(CC) $(CFLAGS) $(TLSFLAGS) -c -o $@ $<

@@ -83,14 +90,16 @@

 	cd $(LIBDIR) && ln -sf ../../`basename $(SHLIBDIR)`/$(LIBSO) $(TARGET)

 install-pywrap: pywrap

-	test -d $(PYTHONLIBDIR)/site-packages || install -m 755 -d $(PYTHONLIBDIR)/site-packages

-	install -m 755 $(SWIGFILES) $(PYTHONLIBDIR)/site-packages

+	test -d $(PYTHONLIBDIR)/site-packages/selinux || install -m 755 -d $(PYTHONLIBDIR)/site-packages/selinux

+	install -m 755 $(SWIGSO) $(PYTHONLIBDIR)/site-packages/selinux

+	install -m 755 $(AUDIT2WHYSO) $(PYTHONLIBDIR)/site-packages/selinux

+	install -m 644  selinux.py $(PYTHONLIBDIR)/site-packages/selinux/__init__.py

 relabel:

 	/sbin/restorecon $(SHLIBDIR)/$(LIBSO)

 clean: 

-	-rm -f $(OBJS) $(LOBJS) $(LIBA) $(LIBSO) $(SWIGLOBJ) $(SWIGSO) $(TARGET) 

+	-rm -f $(OBJS) $(LOBJS) $(LIBA) $(LIBSO) $(SWIGLOBJ) $(SWIGSO) $(TARGET) $(AUDIT2WHYSO) *.o *.lo *~

 distclean: clean

 	rm -f $(SWIGCOUT) $(SWIGFILES)

diff --exclude-from=exclude -N -u -r nsalibselinux/src/matchpathcon.c libselinux-2.0.47/src/matchpathcon.c

--- nsalibselinux/src/matchpathcon.c	2007-09-28 09:48:58.000000000 -0400

+++ libselinux-2.0.47/src/matchpathcon.c	2008-01-11 10:55:14.000000000 -0500

@@ -2,6 +2,7 @@

 #include <string.h>

 #include <errno.h>

 #include <stdio.h>

+#include <syslog.h>

 #include "selinux_internal.h"

 #include "label_internal.h"

 #include "callbacks.h"

@@ -57,7 +58,7 @@

 {

 	va_list ap;

 	va_start(ap, fmt);

-	vfprintf(stderr, fmt, ap);

+	vsyslog(LOG_ERR, fmt, ap);

 	va_end(ap);

 }

diff --exclude-from=exclude -N -u -r nsalibselinux/src/selinuxswig.i libselinux-2.0.47/src/selinuxswig.i

--- nsalibselinux/src/selinuxswig.i	2008-01-23 14:36:29.000000000 -0500

+++ libselinux-2.0.47/src/selinuxswig.i	2008-01-11 10:55:14.000000000 -0500

@@ -14,6 +14,7 @@

 %typedef unsigned mode_t;

 %typedef unsigned pid_t;

+%typedef char * security_context_t;

 %typemap(in, numinputs=0) (char ***names, int *len) (char **temp1, int temp2) {

 	$1 = &temp1;