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add DNS option parsing

This commit is contained in:
Andre Puschmann 2018-04-09 19:46:22 +02:00
parent 9f71051696
commit 3b70c70eee
1 changed files with 18 additions and 0 deletions
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18
srsue/src/upper/nas.cc
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@ -622,6 +622,24 @@ void nas::parse_attach_accept(uint32_t lcid, byte_buffer_t *pdu) {
transaction_id = act_def_eps_bearer_context_req.proc_transaction_id; transaction_id = act_def_eps_bearer_context_req.proc_transaction_id;
} }
// Search for DNS entry in protocol config options
if (act_def_eps_bearer_context_req.protocol_cnfg_opts_present) {
for (uint32_t i = 0; i < act_def_eps_bearer_context_req.protocol_cnfg_opts.N_opts; i++) {
if (act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].id == LIBLTE_MME_ADDITIONAL_PARAMETERS_DL_DNS_SERVER_IPV4_ADDRESS) {
uint32_t dns_addr = 0;
dns_addr |= act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].contents[0] << 24;
dns_addr |= act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].contents[1] << 16;
dns_addr |= act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].contents[2] << 8;
dns_addr |= act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].contents[3];
nas_log->info("DNS: %u.%u.%u.%u\n",
act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].contents[0],
act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].contents[1],
act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].contents[2],
act_def_eps_bearer_context_req.protocol_cnfg_opts.opt[i].contents[3]);
}
}
}
//FIXME: Handle the following parameters //FIXME: Handle the following parameters
// act_def_eps_bearer_context_req.eps_qos.qci // act_def_eps_bearer_context_req.eps_qos.qci
// act_def_eps_bearer_context_req.eps_qos.br_present // act_def_eps_bearer_context_req.eps_qos.br_present