am 252b0e2b: Merge "SELinux changes to check policy versions during a reload."

static const struct selinux_opt seopts_prop[] = {

        { SELABEL_OPT_PATH, "/property_contexts" },

        { SELABEL_OPT_PATH, "/data/security/current/property_contexts" },

        { 0, NULL }

};

struct selabel_handle* selinux_android_prop_context_handle(void)

{

    int i = 0;

    struct selabel_handle* sehandle = NULL;

    while ((sehandle == NULL) && seopts_prop[i].value) {

        sehandle = selabel_open(SELABEL_CTX_ANDROID_PROP, &seopts_prop[i], 1);

        i++;

    }

    int policy_index = selinux_android_use_data_policy() ? 1 : 0;

    struct selabel_handle* sehandle = selabel_open(SELABEL_CTX_ANDROID_PROP,

                                                   &seopts_prop[policy_index], 1);

    if (!sehandle) {

        ERROR("SELinux:  Could not load property_contexts:  %s\n",

              strerror(errno));

        return NULL;

    }

    INFO("SELinux: Loaded property contexts from %s\n", seopts_prop[i - 1].value);

    INFO("SELinux: Loaded property contexts from %s\n", seopts_prop[policy_index].value);

    return sehandle;

}