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