/**
* Get the contents of a environment variable that contains a path. Caller
* owns the string that is inserted into the directory record. Returns
* 0 on success and -1 on error.
*/
int get_path_from_env(dir_rec_t* rec, const char* var) {
const char* path = getenv(var);
int ret = get_path_from_string(rec, path);
if (ret < 0) {
LOGW("Problem finding value for environment variable %s\n", var);
}
return ret;
}
TEST_F(UtilsTest, GetPathFromString_CanonicalPath) {
dir_rec_t test3;
EXPECT_EQ(0, get_path_from_string(&test3, "/data/app/"))
<< "Should be able to canonicalize directory /data/app/";
EXPECT_STREQ("/data/app/", test3.path)
<< "/data/app/ should be canonicalized to /data/app/";
EXPECT_EQ(10, (ssize_t) test3.len)
<< "path len should be equal to the length of /data/app/ (10)";
free(test3.path);
}
TEST_F(UtilsTest, GetPathFromString_NonCanonical) {
dir_rec_t test1;
EXPECT_EQ(0, get_path_from_string(&test1, "/mnt/asec"))
<< "Should be able to canonicalize directory /mnt/asec";
EXPECT_STREQ("/mnt/asec/", test1.path)
<< "/mnt/asec should be canonicalized to /mnt/asec/";
EXPECT_EQ(10, (ssize_t) test1.len)
<< "path len should be equal to the length of /mnt/asec/ (10)";
free(test1.path);
}
bool init_globals_from_data_and_root(const char* data, const char* root) {
// Get the android data directory.
if (get_path_from_string(&android_data_dir, data) < 0) {
return false;
}
// Get the android app directory.
if (copy_and_append(&android_app_dir, &android_data_dir, APP_SUBDIR) < 0) {
return false;
}
// Get the android protected app directory.
if (copy_and_append(&android_app_private_dir, &android_data_dir, PRIVATE_APP_SUBDIR) < 0) {
return false;
}
// Get the android ephemeral app directory.
if (copy_and_append(&android_app_ephemeral_dir, &android_data_dir, EPHEMERAL_APP_SUBDIR) < 0) {
return false;
}
// Get the android app native library directory.
if (copy_and_append(&android_app_lib_dir, &android_data_dir, APP_LIB_SUBDIR) < 0) {
return false;
}
// Get the sd-card ASEC mount point.
if (get_path_from_env(&android_asec_dir, ASEC_MOUNTPOINT_ENV_NAME) < 0) {
return false;
}
// Get the android media directory.
if (copy_and_append(&android_media_dir, &android_data_dir, MEDIA_SUBDIR) < 0) {
return false;
}
// Get the android external app directory.
if (get_path_from_string(&android_mnt_expand_dir, "/mnt/expand/") < 0) {
return false;
}
// Get the android profiles directory.
if (copy_and_append(&android_profiles_dir, &android_data_dir, PROFILES_SUBDIR) < 0) {
return false;
}
// Take note of the system and vendor directories.
android_system_dirs.count = 4;
android_system_dirs.dirs = (dir_rec_t*) calloc(android_system_dirs.count, sizeof(dir_rec_t));
if (android_system_dirs.dirs == NULL) {
ALOGE("Couldn't allocate array for dirs; aborting\n");
return false;
}
dir_rec_t android_root_dir;
if (get_path_from_string(&android_root_dir, root) < 0) {
return false;
}
android_system_dirs.dirs[0].path = build_string2(android_root_dir.path, APP_SUBDIR);
android_system_dirs.dirs[0].len = strlen(android_system_dirs.dirs[0].path);
android_system_dirs.dirs[1].path = build_string2(android_root_dir.path, PRIV_APP_SUBDIR);
android_system_dirs.dirs[1].len = strlen(android_system_dirs.dirs[1].path);
android_system_dirs.dirs[2].path = strdup("/vendor/app/");
android_system_dirs.dirs[2].len = strlen(android_system_dirs.dirs[2].path);
android_system_dirs.dirs[3].path = strdup("/oem/app/");
android_system_dirs.dirs[3].len = strlen(android_system_dirs.dirs[3].path);
return true;
}
TEST_F(UtilsTest, GetPathFromString_RelativePathFail) {
dir_rec_t test1;
EXPECT_EQ(-1, get_path_from_string(&test1, "mnt/asec"))
<< "Should not allow relative paths.";
}
TEST_F(UtilsTest, GetPathFromString_EmptyPathFail) {
dir_rec_t test1;
EXPECT_EQ(-1, get_path_from_string(&test1, ""))
<< "Should not allow empty paths.";
}
TEST_F(UtilsTest, GetPathFromString_NullPathFail) {
dir_rec_t test1;
EXPECT_EQ(-1, get_path_from_string(&test1, (const char *) NULL))
<< "Should not allow NULL as a path.";
}
