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| author | Robert Craig <rpcraig@tycho.ncsc.mil> | 2012-11-13 13:23:39 -0500 |
|---|---|---|
| committer | Ricardo Cerqueira <cyanogenmod@cerqueira.org> | 2013-07-18 20:38:39 +0100 |
| commit | 584184911e3040bade4695d58ea5a3179406be51 (patch) | |
| tree | 8dc555ebba80bd3643e41d91bb77242d0820a0ef | |
| parent | e46e20d18ae842d964836640057554783f564482 (diff) | |
| download | system_core-584184911e3040bade4695d58ea5a3179406be51.tar.gz system_core-584184911e3040bade4695d58ea5a3179406be51.tar.bz2 system_core-584184911e3040bade4695d58ea5a3179406be51.zip | |
run-as: Get seinfo from packages.list and pass to libselinux.
| -rw-r--r-- | run-as/package.c | 13 | ||||
| -rw-r--r-- | run-as/package.h | 1 | ||||
| -rw-r--r-- | run-as/run-as.c | 2 |
3 files changed, 15 insertions, 1 deletions
diff --git a/run-as/package.c b/run-as/package.c index 143d647bf..a836acf06 100644 --- a/run-as/package.c +++ b/run-as/package.c @@ -411,6 +411,7 @@ get_package_info(const char* pkgName, PackageInfo *info) info->uid = 0; info->isDebuggable = 0; info->dataDir[0] = '\0'; + info->seinfo[0] = '\0'; buffer = map_file(PACKAGES_LIST_FILE, &buffer_len); if (buffer == NULL) @@ -428,6 +429,7 @@ get_package_info(const char* pkgName, PackageInfo *info) * <uid> is the application-specific user Id (decimal) * <debugFlag> is 1 if the package is debuggable, or 0 otherwise * <dataDir> is the path to the package's data directory (e.g. /data/data/com.example.foo) + * <seinfo> is the seinfo label associated with the package * * The file is generated in com.android.server.PackageManagerService.Settings.writeLP() */ @@ -485,6 +487,17 @@ get_package_info(const char* pkgName, PackageInfo *info) string_copy(info->dataDir, sizeof info->dataDir, p, q - p); + /* skip spaces */ + if (parse_spaces(&p, end) < 0) + goto BAD_FORMAT; + + /* grab the seinfo string */ + q = skip_non_spaces(p, end); + if (q == p) + goto BAD_FORMAT; + + string_copy(info->seinfo, sizeof info->seinfo, p, q - p); + /* Ignore the rest */ result = 0; goto EXIT; diff --git a/run-as/package.h b/run-as/package.h index 852af0632..34603c013 100644 --- a/run-as/package.h +++ b/run-as/package.h @@ -30,6 +30,7 @@ typedef struct { uid_t uid; char isDebuggable; char dataDir[PATH_MAX]; + char seinfo[PATH_MAX]; } PackageInfo; /* see documentation in package.c for these functiosn */ diff --git a/run-as/run-as.c b/run-as/run-as.c index 9eb09aed3..3c0ecc4a9 100644 --- a/run-as/run-as.c +++ b/run-as/run-as.c @@ -163,7 +163,7 @@ int main(int argc, char **argv) return 1; } - if (selinux_android_setcontext(uid, 0, NULL, pkgname) < 0) { + if (selinux_android_setcontext(uid, 0, info.seinfo, pkgname) < 0) { panic("Could not set SELinux security context: %s\n", strerror(errno)); return 1; } |