115 lines
3.3 KiB
C
115 lines
3.3 KiB
C
/*
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* (C) 2021-2022 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
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* All Rights Reserved.
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*
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* Author: Neels Janosch Hofmeyr <nhofmeyr@sysmocom.de>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <stdbool.h>
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#include <stdio.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/core/linuxlist.h>
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#include <osmocom/core/talloc.h>
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#include <osmocom/gtlv/gtlv_gen.h>
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#define O OSMO_GTLV_GEN_O
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#define M OSMO_GTLV_GEN_M
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#define O_MULTI OSMO_GTLV_GEN_O_MULTI
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#define M_MULTI OSMO_GTLV_GEN_M_MULTI
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#define ALL_FROM_NAME osmo_gtlv_gen_ie_auto
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/* An IE where the type is not a 'struct myproto_ie_${name}'. */
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static const struct osmo_gtlv_gen_ie number = {
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.decoded_type = "int", /* add 'int foo;' to the struct */
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.dec_enc = "u16", /* use myproto_dec_u16() and myproto_enc_u16() for the TLV value part */
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.spec_ref = "an int coded as uint16_t",
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};
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static const struct osmo_gtlv_gen_ie_o ies_in_moo_nest[] = {
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/* Mandatory member xxx.foo of the type defined in 'number' above. */
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M(number, "foo"),
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/* Mandatory member xxx.bar of type 'struct myproto_ie_bar', using myproto_ie_dec_bar(), myproto_ie_enc_bar(),
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* myproto_ie_enc_to_str_bar(), all defined in myproto_ies_custom.h/c. */
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M(ALL_FROM_NAME, "bar"),
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M(ALL_FROM_NAME, "baz"),
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{}
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};
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static const struct osmo_gtlv_gen_ie huge_number = {
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.decoded_type = "uint64_t",
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.dec_enc = "u64",
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};
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static const struct osmo_gtlv_gen_ie moo_nest = {
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.tag_name = "moo_nest",
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.nested_ies = ies_in_moo_nest,
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};
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static const struct osmo_gtlv_gen_ie_o ies_in_goo_nest[] = {
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O(huge_number, "val"),
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M(moo_nest, "nest"),
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{}
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};
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static const struct osmo_gtlv_gen_ie goo_nest = {
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.tag_name = "goo_nest",
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.nested_ies = ies_in_goo_nest,
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};
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static const struct osmo_gtlv_gen_ie_o ies_in_moo_msg[] = {
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M(number, "foo"),
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M(ALL_FROM_NAME, "bar"),
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O(ALL_FROM_NAME, "baz"),
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O_MULTI(32, number, "repeat_int"),
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O_MULTI(32, ALL_FROM_NAME, "repeat_struct"),
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O(moo_nest, "nest"),
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{}
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};
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static const struct osmo_gtlv_gen_ie_o ies_in_goo_msg[] = {
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M(number, "foo"),
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O(ALL_FROM_NAME, "bar"),
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O_MULTI(8, goo_nest, "nest"),
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{}
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};
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static const struct osmo_gtlv_gen_msg msg_defs[] = {
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{ "moo", ies_in_moo_msg },
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{ "goo", ies_in_goo_msg },
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{}
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};
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int main(int argc, const char **argv)
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{
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struct osmo_gtlv_gen_cfg cfg = {
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.proto_name = "myproto",
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.message_type_enum = "enum myproto_msg_type",
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.message_type_prefix = "MYPROTO_MSGT_",
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.tag_enum = "enum myproto_iei",
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.tag_prefix = "MYPROTO_IEI_",
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.decoded_type_prefix = "struct myproto_ie_",
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.h_header = "#include \"myproto_ies_custom.h\"",
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.c_header = "#include <myproto_ies_auto.h>",
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.msg_defs = msg_defs,
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.add_enc_to_str = true,
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};
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return osmo_gtlv_gen_main(&cfg, argc, argv);
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}
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