1 files changed, 28 insertions, 123 deletions

diff --git a/scripts/selinux/mdp/mdp.c b/scripts/selinux/mdp/mdp.c
index b4ced8562587..62b34ce1f50d 100644
--- a/scripts/selinux/mdp/mdp.c
+++ b/scripts/selinux/mdp/mdp.c
@@ -29,86 +29,27 @@
 #include <unistd.h>
 #include <string.h>
 
-#include "flask.h"
-
 static void usage(char *name)
 {
 	printf("usage: %s [-m] policy_file context_file\n", name);
 	exit(1);
 }
 
-static void find_common_name(char *cname, char *dest, int len)
-{
-	char *start, *end;
-
-	start = strchr(cname, '_')+1;
-	end = strchr(start, '_');
-	if (!start || !end || start-cname > len || end-start > len) {
-		printf("Error with commons defines\n");
-		exit(1);
-	}
-	strncpy(dest, start, end-start);
-	dest[end-start] = '\0';
-}
-
-#define S_(x) x,
-static char *classlist[] = {
-#include "class_to_string.h"
-	NULL
+/* Class/perm mapping support */
+struct security_class_mapping {
+	const char *name;
+	const char *perms[sizeof(unsigned) * 8 + 1];
 };
-#undef S_
 
+#include "classmap.h"
 #include "initial_sid_to_string.h"
 
-#define TB_(x) char *x[] = {
-#define TE_(x) NULL };
-#define S_(x) x,
-#include "common_perm_to_string.h"
-#undef TB_
-#undef TE_
-#undef S_
-
-struct common {
-	char *cname;
-	char **perms;
-};
-struct common common[] = {
-#define TB_(x) { #x, x },
-#define S_(x)
-#define TE_(x)
-#include "common_perm_to_string.h"
-#undef TB_
-#undef TE_
-#undef S_
-};
-
-#define S_(x, y, z) {x, #y},
-struct av_inherit {
-	int class;
-	char *common;
-};
-struct av_inherit av_inherit[] = {
-#include "av_inherit.h"
-};
-#undef S_
-
-#include "av_permissions.h"
-#define S_(x, y, z) {x, y, z},
-struct av_perms {
-	int class;
-	int perm_i;
-	char *perm_s;
-};
-struct av_perms av_perms[] = {
-#include "av_perm_to_string.h"
-};
-#undef S_
-
 int main(int argc, char *argv[])
 {
 	int i, j, mls = 0;
+	int initial_sid_to_string_len;
 	char **arg, *polout, *ctxout;
-	int classlist_len, initial_sid_to_string_len;
+
 	FILE *fout;
 
 	if (argc < 3)
@@ -127,64 +68,25 @@ int main(int argc, char *argv[])
 		usage(argv[0]);
 	}
 
-	classlist_len = sizeof(classlist) / sizeof(char *);
 	/* print out the classes */
-	for (i=1; i < classlist_len; i++) {
-		if(classlist[i])
-			fprintf(fout, "class %s\n", classlist[i]);
-		else
-			fprintf(fout, "class user%d\n", i);
-	}
+	for (i = 0; secclass_map[i].name; i++)
+		fprintf(fout, "class %s\n", secclass_map[i].name);
 	fprintf(fout, "\n");
 
 	initial_sid_to_string_len = sizeof(initial_sid_to_string) / sizeof (char *);
 	/* print out the sids */
-	for (i=1; i < initial_sid_to_string_len; i++)
+	for (i = 1; i < initial_sid_to_string_len; i++)
 		fprintf(fout, "sid %s\n", initial_sid_to_string[i]);
 	fprintf(fout, "\n");
 
-	/* print out the commons */
-	for (i=0; i< sizeof(common)/sizeof(struct common); i++) {
-		char cname[101];
-		find_common_name(common[i].cname, cname, 100);
-		cname[100] = '\0';
-		fprintf(fout, "common %s\n{\n", cname);
-		for (j=0; common[i].perms[j]; j++)
-			fprintf(fout, "\t%s\n", common[i].perms[j]);
-		fprintf(fout, "}\n\n");
-	}
-	fprintf(fout, "\n");
-
 	/* print out the class permissions */
-	for (i=1; i < classlist_len; i++) {
-		if (classlist[i]) {
-			int firstperm = -1, numperms = 0;
-
-			fprintf(fout, "class %s\n", classlist[i]);
-			/* does it inherit from a common? */
-			for (j=0; j < sizeof(av_inherit)/sizeof(struct av_inherit); j++)
-				if (av_inherit[j].class == i)
-					fprintf(fout, "inherits %s\n", av_inherit[j].common);
-
-			for (j=0; j < sizeof(av_perms)/sizeof(struct av_perms); j++) {
-				if (av_perms[j].class == i) {
-					if (firstperm == -1)
-						firstperm = j;
-					numperms++;
-				}
-			}
-			if (!numperms) {
-				fprintf(fout, "\n");
-				continue;
-			}
-
-			fprintf(fout, "{\n");
-			/* print out the av_perms */
-			for (j=0; j < numperms; j++) {
-				fprintf(fout, "\t%s\n", av_perms[firstperm+j].perm_s);
-			}
-			fprintf(fout, "}\n\n");
-		}
+	for (i = 0; secclass_map[i].name; i++) {
+		struct security_class_mapping *map = &secclass_map[i];
+		fprintf(fout, "class %s\n", map->name);
+		fprintf(fout, "{\n");
+		for (j = 0; map->perms[j]; j++)
+			fprintf(fout, "\t%s\n", map->perms[j]);
+		fprintf(fout, "}\n\n");
 	}
 	fprintf(fout, "\n");
 
@@ -197,31 +99,34 @@ int main(int argc, char *argv[])
 	/* types, roles, and allows */
 	fprintf(fout, "type base_t;\n");
 	fprintf(fout, "role base_r types { base_t };\n");
-	for (i=1; i < classlist_len; i++) {
-		if (classlist[i])
-			fprintf(fout, "allow base_t base_t:%s *;\n", classlist[i]);
-		else
-			fprintf(fout, "allow base_t base_t:user%d *;\n", i);
-	}
+	for (i = 0; secclass_map[i].name; i++)
+		fprintf(fout, "allow base_t base_t:%s *;\n",
+			secclass_map[i].name);
 	fprintf(fout, "user user_u roles { base_r };\n");
 	fprintf(fout, "\n");
 
 	/* default sids */
-	for (i=1; i < initial_sid_to_string_len; i++)
+	for (i = 1; i < initial_sid_to_string_len; i++)
 		fprintf(fout, "sid %s user_u:base_r:base_t\n", initial_sid_to_string[i]);
 	fprintf(fout, "\n");
 
-
 	fprintf(fout, "fs_use_xattr ext2 user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_xattr ext3 user_u:base_r:base_t;\n");
+	fprintf(fout, "fs_use_xattr ext4 user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_xattr jfs user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_xattr xfs user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_xattr reiserfs user_u:base_r:base_t;\n");
+	fprintf(fout, "fs_use_xattr jffs2 user_u:base_r:base_t;\n");
+	fprintf(fout, "fs_use_xattr gfs2 user_u:base_r:base_t;\n");
+	fprintf(fout, "fs_use_xattr lustre user_u:base_r:base_t;\n");
 
+	fprintf(fout, "fs_use_task eventpollfs user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_task pipefs user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_task sockfs user_u:base_r:base_t;\n");
 
+	fprintf(fout, "fs_use_trans mqueue user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_trans devpts user_u:base_r:base_t;\n");
+	fprintf(fout, "fs_use_trans hugetlbfs user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_trans tmpfs user_u:base_r:base_t;\n");
 	fprintf(fout, "fs_use_trans shm user_u:base_r:base_t;\n");