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iwd
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hotspot: implement 'get_vendor_ies' 

This op builds up the vendor IEs required for hotspot 2.0. The
version, and optionally the RC are provided in order to correctly
build the HS20 Indication Element and RC Selection element.
This commit is contained in:
James Prestwood 2019-09-09 09:49:10 -07:00 committed by Denis Kenzior
parent b2bfd58378
commit 83cba4fb1f
1 changed files with 35 additions and 0 deletions
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35
src/hotspot.c
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@ -38,6 +38,7 @@
#include "src/ie.h"
#include "src/knownnetworks.h"
#include "src/storage.h"
#include "src/scan.h"
static struct l_dir_watch *hs20_dir_watch;
static struct l_queue *hs20_settings;
@ -255,6 +256,39 @@ static bool hotspot_match_nai_realms(const struct network_info *info,
return false;
}
static const struct iovec *hotspot_network_get_ies(
const struct network_info *info,
struct scan_bss *bss,
size_t *num_elems)
{
static struct iovec iov[2];
static uint8_t hs20_ie[7];
static uint8_t rc_buf[11];
const uint8_t *rc;
size_t rc_len;
size_t iov_elems = 0;
ie_build_hs20_indication(bss->hs20_version, hs20_ie);
iov[iov_elems].iov_base = hs20_ie;
iov[iov_elems].iov_len = hs20_ie[1] + 2;
iov_elems++;
rc = hotspot_match_roaming_consortium(info, bss->rc_ie,
bss->rc_ie[1] + 2, &rc_len);
if (rc) {
ie_build_roaming_consortium(rc, rc_len, rc_buf);
iov[iov_elems].iov_base = rc_buf;
iov[iov_elems].iov_len = rc_buf[1] + 2;
iov_elems++;
}
*num_elems = iov_elems;
return iov;
}
static struct network_info_ops hotspot_ops = {
.open = hotspot_network_open,
.touch = hotspot_network_touch,
@ -264,6 +298,7 @@ static struct network_info_ops hotspot_ops = {
.get_path = hotspot_network_get_path,
.get_name = hotspot_network_get_name,
.get_type = hotspot_network_get_type,
.get_extra_ies = hotspot_network_get_ies,
.match_hessid = hotspot_match_hessid,
.match_roaming_consortium = hotspot_match_roaming_consortium,