Move all to deprecated folder.

deprecated/firmware/buildroot/package/libsrtp/Config.in

@@ -0,0 +1,8 @@
+config BR2_PACKAGE_LIBSRTP
+	bool "libsrtp"
+	help
+	  This package provides an implementation of the Secure
+	  Real-time Transport Protocol (SRTP), the Universal Security
+	  Transform (UST), and a supporting cryptographic kernel.
+
+	  https://github.com/cisco/libsrtp

deprecated/firmware/buildroot/package/libsrtp/libsrtp.mk

@@ -0,0 +1,35 @@
+################################################################################
+#
+# libsrtp
+#
+################################################################################
+
+LIBSRTP_VERSION = v1.5.2
+LIBSRTP_SITE = $(call github,cisco,libsrtp,$(LIBSRTP_VERSION))
+LIBSRTP_INSTALL_STAGING = YES
+LIBSRTP_LICENSE = BSD-3c
+LIBSRTP_LICENSE_FILES = LICENSE
+
+ifeq ($(BR2_STATIC_LIBS),y)
+LIBSRTP_MAKE_OPTS = libsrtp.a
+else ifeq ($(BR2_SHARED_LIBS),y)
+LIBSRTP_MAKE_OPTS = shared_library
+else
+LIBSRTP_MAKE_OPTS = libsrtp.a shared_library
+endif
+
+# While libsrtp is not using pkg-config itself, it checks if
+# pkg-config is available to determine whether it should install
+# libsrtp.pc. Since installing it seems useful, let's depend on
+# host-pkgconf to make sure pkg-config is installed.
+LIBSRTP_DEPENDENCIES = host-pkgconf
+
+# openssl handling needs libdl support
+ifeq ($(BR2_PACKAGE_OPENSSL)x$(BR2_STATIC_LIBS),yx)
+LIBSRTP_DEPENDENCIES += openssl
+LIBSRTP_CONF_OPTS += --enable-openssl
+else
+LIBSRTP_CONF_OPTS += --disable-openssl
+endif
+
+$(eval $(autotools-package))