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ie: add is_ie_default_sae_group_oui

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Start an OUI list of vendors who have buggy SAE group negotiation
This commit is contained in:
James Prestwood 2021-08-25 10:12:54 -07:00 committed by Denis Kenzior
parent 70b6451dc2
commit f26f51bf8c
2 changed files with 28 additions and 0 deletions
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26
src/ie.c
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@ -1364,6 +1364,32 @@ bool is_ie_wpa_ie(const uint8_t *data, uint8_t len)
return false; return false;
} }
/*
* List of vendor OUIs (prefixed with a length byte) which require forcing
* the default SAE group.
*/
static const uint8_t use_default_sae_group_ouis[][5] = {
{ 0x04, 0xf4, 0xf5, 0xe8, 0x05 },
};
bool is_ie_default_sae_group_oui(const uint8_t *data, uint16_t len)
{
unsigned int i;
const uint8_t *oui;
for (i = 0; i < L_ARRAY_SIZE(use_default_sae_group_ouis); i++) {
oui = use_default_sae_group_ouis[i];
if (len < oui[0])
continue;
if (!memcmp(oui + 1, data, oui[0]))
return true;
}
return false;
}
int ie_parse_wpa(struct ie_tlv_iter *iter, struct ie_rsn_info *out_info) int ie_parse_wpa(struct ie_tlv_iter *iter, struct ie_rsn_info *out_info)
{ {
const uint8_t *data = iter->data; const uint8_t *data = iter->data;

2
src/ie.h
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@ -551,6 +551,8 @@ int ie_parse_wpa_from_data(const uint8_t *data, size_t len,
struct ie_rsn_info *info); struct ie_rsn_info *info);
bool is_ie_wfa_ie(const uint8_t *data, uint8_t len, uint8_t oi_type); bool is_ie_wfa_ie(const uint8_t *data, uint8_t len, uint8_t oi_type);
bool is_ie_wpa_ie(const uint8_t *data, uint8_t len); bool is_ie_wpa_ie(const uint8_t *data, uint8_t len);
bool is_ie_default_sae_group_oui(const uint8_t *data, uint16_t len);
bool ie_build_wpa(const struct ie_rsn_info *info, uint8_t *to); bool ie_build_wpa(const struct ie_rsn_info *info, uint8_t *to);
int ie_parse_bss_load(struct ie_tlv_iter *iter, uint16_t *out_sta_count, int ie_parse_bss_load(struct ie_tlv_iter *iter, uint16_t *out_sta_count,