diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-06 12:00:33 -0500 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-12-06 12:00:33 -0500 |
| commit | 3d14b5beba35250c548d3851a2b84fce742d8311 (patch) | |
| tree | 065e3d93c3fcbc5ee4c44fa78662393cddbdf6de /scripts/selinux/mdp/mdp.c | |
| parent | 0719dc341389882cc834ed18fc9b7fc6006b2b85 (diff) | |
| parent | 1bf8e6219552d5dd27012d567ec8c4bb9c2d86b4 (diff) | |
Merge branch 'sa1100' into devel
Diffstat (limited to 'scripts/selinux/mdp/mdp.c')
| -rw-r--r-- | scripts/selinux/mdp/mdp.c | 151 |
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 @@ | |||
| 29 | #include <unistd.h> | 29 | #include <unistd.h> |
| 30 | #include <string.h> | 30 | #include <string.h> |
| 31 | 31 | ||
| 32 | #include "flask.h" | ||
| 33 | |||
| 34 | static void usage(char *name) | 32 | static void usage(char *name) |
| 35 | { | 33 | { |
| 36 | printf("usage: %s [-m] policy_file context_file\n", name); | 34 | printf("usage: %s [-m] policy_file context_file\n", name); |
| 37 | exit(1); | 35 | exit(1); |
| 38 | } | 36 | } |
| 39 | 37 | ||
| 40 | static void find_common_name(char *cname, char *dest, int len) | 38 | /* Class/perm mapping support */ |
| 41 | { | 39 | struct security_class_mapping { |
| 42 | char *start, *end; | 40 | const char *name; |
| 43 | 41 | const char *perms[sizeof(unsigned) * 8 + 1]; | |
| 44 | start = strchr(cname, '_')+1; | ||
| 45 | end = strchr(start, '_'); | ||
| 46 | if (!start || !end || start-cname > len || end-start > len) { | ||
| 47 | printf("Error with commons defines\n"); | ||
| 48 | exit(1); | ||
| 49 | } | ||
| 50 | strncpy(dest, start, end-start); | ||
| 51 | dest[end-start] = '\0'; | ||
| 52 | } | ||
| 53 | |||
| 54 | #define S_(x) x, | ||
| 55 | static char *classlist[] = { | ||
| 56 | #include "class_to_string.h" | ||
| 57 | NULL | ||
| 58 | }; | 42 | }; |
| 59 | #undef S_ | ||
| 60 | 43 | ||
| 44 | #include "classmap.h" | ||
| 61 | #include "initial_sid_to_string.h" | 45 | #include "initial_sid_to_string.h" |
| 62 | 46 | ||
| 63 | #define TB_(x) char *x[] = { | ||
| 64 | #define TE_(x) NULL }; | ||
| 65 | #define S_(x) x, | ||
| 66 | #include "common_perm_to_string.h" | ||
| 67 | #undef TB_ | ||
| 68 | #undef TE_ | ||
| 69 | #undef S_ | ||
| 70 | |||
| 71 | struct common { | ||
| 72 | char *cname; | ||
| 73 | char **perms; | ||
| 74 | }; | ||
| 75 | struct common common[] = { | ||
| 76 | #define TB_(x) { #x, x }, | ||
| 77 | #define S_(x) | ||
| 78 | #define TE_(x) | ||
| 79 | #include "common_perm_to_string.h" | ||
| 80 | #undef TB_ | ||
| 81 | #undef TE_ | ||
| 82 | #undef S_ | ||
| 83 | }; | ||
| 84 | |||
| 85 | #define S_(x, y, z) {x, #y}, | ||
| 86 | struct av_inherit { | ||
| 87 | int class; | ||
| 88 | char *common; | ||
| 89 | }; | ||
| 90 | struct av_inherit av_inherit[] = { | ||
| 91 | #include "av_inherit.h" | ||
| 92 | }; | ||
| 93 | #undef S_ | ||
| 94 | |||
| 95 | #include "av_permissions.h" | ||
| 96 | #define S_(x, y, z) {x, y, z}, | ||
| 97 | struct av_perms { | ||
| 98 | int class; | ||
| 99 | int perm_i; | ||
| 100 | char *perm_s; | ||
| 101 | }; | ||
| 102 | struct av_perms av_perms[] = { | ||
| 103 | #include "av_perm_to_string.h" | ||
| 104 | }; | ||
| 105 | #undef S_ | ||
| 106 | |||
| 107 | int main(int argc, char *argv[]) | 47 | int main(int argc, char *argv[]) |
| 108 | { | 48 | { |
| 109 | int i, j, mls = 0; | 49 | int i, j, mls = 0; |
| 50 | int initial_sid_to_string_len; | ||
| 110 | char **arg, *polout, *ctxout; | 51 | char **arg, *polout, *ctxout; |
| 111 | int classlist_len, initial_sid_to_string_len; | 52 | |
| 112 | FILE *fout; | 53 | FILE *fout; |
| 113 | 54 | ||
| 114 | if (argc < 3) | 55 | if (argc < 3) |
| @@ -127,64 +68,25 @@ int main(int argc, char *argv[]) | |||
| 127 | usage(argv[0]); | 68 | usage(argv[0]); |
| 128 | } | 69 | } |
| 129 | 70 | ||
| 130 | classlist_len = sizeof(classlist) / sizeof(char *); | ||
| 131 | /* print out the classes */ | 71 | /* print out the classes */ |
| 132 | for (i=1; i < classlist_len; i++) { | 72 | for (i = 0; secclass_map[i].name; i++) |
| 133 | if(classlist[i]) | 73 | fprintf(fout, "class %s\n", secclass_map[i].name); |
| 134 | fprintf(fout, "class %s\n", classlist[i]); | ||
| 135 | else | ||
| 136 | fprintf(fout, "class user%d\n", i); | ||
| 137 | } | ||
| 138 | fprintf(fout, "\n"); | 74 | fprintf(fout, "\n"); |
| 139 | 75 | ||
| 140 | initial_sid_to_string_len = sizeof(initial_sid_to_string) / sizeof (char *); | 76 | initial_sid_to_string_len = sizeof(initial_sid_to_string) / sizeof (char *); |
| 141 | /* print out the sids */ | 77 | /* print out the sids */ |
| 142 | for (i=1; i < initial_sid_to_string_len; i++) | 78 | for (i = 1; i < initial_sid_to_string_len; i++) |
| 143 | fprintf(fout, "sid %s\n", initial_sid_to_string[i]); | 79 | fprintf(fout, "sid %s\n", initial_sid_to_string[i]); |
| 144 | fprintf(fout, "\n"); | 80 | fprintf(fout, "\n"); |
| 145 | 81 | ||
| 146 | /* print out the commons */ | ||
| 147 | for (i=0; i< sizeof(common)/sizeof(struct common); i++) { | ||
| 148 | char cname[101]; | ||
| 149 | find_common_name(common[i].cname, cname, 100); | ||
| 150 | cname[100] = '\0'; | ||
| 151 | fprintf(fout, "common %s\n{\n", cname); | ||
| 152 | for (j=0; common[i].perms[j]; j++) | ||
| 153 | fprintf(fout, "\t%s\n", common[i].perms[j]); | ||
| 154 | fprintf(fout, "}\n\n"); | ||
| 155 | } | ||
| 156 | fprintf(fout, "\n"); | ||
| 157 | |||
| 158 | /* print out the class permissions */ | 82 | /* print out the class permissions */ |
| 159 | for (i=1; i < classlist_len; i++) { | 83 | for (i = 0; secclass_map[i].name; i++) { |
| 160 | if (classlist[i]) { | 84 | struct security_class_mapping *map = &secclass_map[i]; |
| 161 | int firstperm = -1, numperms = 0; | 85 | fprintf(fout, "class %s\n", map->name); |
| 162 | 86 | fprintf(fout, "{\n"); | |
| 163 | fprintf(fout, "class %s\n", classlist[i]); | 87 | for (j = 0; map->perms[j]; j++) |
| 164 | /* does it inherit from a common? */ | 88 | fprintf(fout, "\t%s\n", map->perms[j]); |
| 165 | for (j=0; j < sizeof(av_inherit)/sizeof(struct av_inherit); j++) | 89 | fprintf(fout, "}\n\n"); |
| 166 | if (av_inherit[j].class == i) | ||
| 167 | fprintf(fout, "inherits %s\n", av_inherit[j].common); | ||
| 168 | |||
| 169 | for (j=0; j < sizeof(av_perms)/sizeof(struct av_perms); j++) { | ||
| 170 | if (av_perms[j].class == i) { | ||
| 171 | if (firstperm == -1) | ||
| 172 | firstperm = j; | ||
| 173 | numperms++; | ||
| 174 | } | ||
| 175 | } | ||
| 176 | if (!numperms) { | ||
| 177 | fprintf(fout, "\n"); | ||
| 178 | continue; | ||
| 179 | } | ||
| 180 | |||
| 181 | fprintf(fout, "{\n"); | ||
| 182 | /* print out the av_perms */ | ||
| 183 | for (j=0; j < numperms; j++) { | ||
| 184 | fprintf(fout, "\t%s\n", av_perms[firstperm+j].perm_s); | ||
| 185 | } | ||
| 186 | fprintf(fout, "}\n\n"); | ||
| 187 | } | ||
| 188 | } | 90 | } |
| 189 | fprintf(fout, "\n"); | 91 | fprintf(fout, "\n"); |
| 190 | 92 | ||
| @@ -197,31 +99,34 @@ int main(int argc, char *argv[]) | |||
| 197 | /* types, roles, and allows */ | 99 | /* types, roles, and allows */ |
| 198 | fprintf(fout, "type base_t;\n"); | 100 | fprintf(fout, "type base_t;\n"); |
| 199 | fprintf(fout, "role base_r types { base_t };\n"); | 101 | fprintf(fout, "role base_r types { base_t };\n"); |
| 200 | for (i=1; i < classlist_len; i++) { | 102 | for (i = 0; secclass_map[i].name; i++) |
| 201 | if (classlist[i]) | 103 | fprintf(fout, "allow base_t base_t:%s *;\n", |
| 202 | fprintf(fout, "allow base_t base_t:%s *;\n", classlist[i]); | 104 | secclass_map[i].name); |
| 203 | else | ||
| 204 | fprintf(fout, "allow base_t base_t:user%d *;\n", i); | ||
| 205 | } | ||
| 206 | fprintf(fout, "user user_u roles { base_r };\n"); | 105 | fprintf(fout, "user user_u roles { base_r };\n"); |
| 207 | fprintf(fout, "\n"); | 106 | fprintf(fout, "\n"); |
| 208 | 107 | ||
| 209 | /* default sids */ | 108 | /* default sids */ |
| 210 | for (i=1; i < initial_sid_to_string_len; i++) | 109 | for (i = 1; i < initial_sid_to_string_len; i++) |
| 211 | fprintf(fout, "sid %s user_u:base_r:base_t\n", initial_sid_to_string[i]); | 110 | fprintf(fout, "sid %s user_u:base_r:base_t\n", initial_sid_to_string[i]); |
| 212 | fprintf(fout, "\n"); | 111 | fprintf(fout, "\n"); |
| 213 | 112 | ||
| 214 | |||
| 215 | fprintf(fout, "fs_use_xattr ext2 user_u:base_r:base_t;\n"); | 113 | fprintf(fout, "fs_use_xattr ext2 user_u:base_r:base_t;\n"); |
| 216 | fprintf(fout, "fs_use_xattr ext3 user_u:base_r:base_t;\n"); | 114 | fprintf(fout, "fs_use_xattr ext3 user_u:base_r:base_t;\n"); |
| 115 | fprintf(fout, "fs_use_xattr ext4 user_u:base_r:base_t;\n"); | ||
| 217 | fprintf(fout, "fs_use_xattr jfs user_u:base_r:base_t;\n"); | 116 | fprintf(fout, "fs_use_xattr jfs user_u:base_r:base_t;\n"); |
| 218 | fprintf(fout, "fs_use_xattr xfs user_u:base_r:base_t;\n"); | 117 | fprintf(fout, "fs_use_xattr xfs user_u:base_r:base_t;\n"); |
| 219 | fprintf(fout, "fs_use_xattr reiserfs user_u:base_r:base_t;\n"); | 118 | fprintf(fout, "fs_use_xattr reiserfs user_u:base_r:base_t;\n"); |
| 119 | fprintf(fout, "fs_use_xattr jffs2 user_u:base_r:base_t;\n"); | ||
| 120 | fprintf(fout, "fs_use_xattr gfs2 user_u:base_r:base_t;\n"); | ||
| 121 | fprintf(fout, "fs_use_xattr lustre user_u:base_r:base_t;\n"); | ||
| 220 | 122 | ||
| 123 | fprintf(fout, "fs_use_task eventpollfs user_u:base_r:base_t;\n"); | ||
| 221 | fprintf(fout, "fs_use_task pipefs user_u:base_r:base_t;\n"); | 124 | fprintf(fout, "fs_use_task pipefs user_u:base_r:base_t;\n"); |
| 222 | fprintf(fout, "fs_use_task sockfs user_u:base_r:base_t;\n"); | 125 | fprintf(fout, "fs_use_task sockfs user_u:base_r:base_t;\n"); |
| 223 | 126 | ||
| 127 | fprintf(fout, "fs_use_trans mqueue user_u:base_r:base_t;\n"); | ||
| 224 | fprintf(fout, "fs_use_trans devpts user_u:base_r:base_t;\n"); | 128 | fprintf(fout, "fs_use_trans devpts user_u:base_r:base_t;\n"); |
| 129 | fprintf(fout, "fs_use_trans hugetlbfs user_u:base_r:base_t;\n"); | ||
| 225 | fprintf(fout, "fs_use_trans tmpfs user_u:base_r:base_t;\n"); | 130 | fprintf(fout, "fs_use_trans tmpfs user_u:base_r:base_t;\n"); |
| 226 | fprintf(fout, "fs_use_trans shm user_u:base_r:base_t;\n"); | 131 | fprintf(fout, "fs_use_trans shm user_u:base_r:base_t;\n"); |
| 227 | 132 | ||
