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SourceVuESP-IDF Framework and ExamplesESP-IDFget_ie()

get_ie() function

get_ie - Fetch a specified information element from IEs buffer @ies: Information elements buffer @len: Information elements buffer length @eid: Information element identifier (WLAN_EID_*) Returns: Pointer to the information element (id field) or %NULL if not found This function returns the first matching information element in the IEs buffer or %NULL in case the element is not found.

Syntax

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Summary

Declaration

Definition

from ieee802_11_common.h:39

const u8 * get_ie(const u8 *ies, size_t len, u8 eid);

Implemented in ieee802_11_common.c:27

Arguments

Argument

ies

len

eid

References

Code

Location

Referrer

const u8 * get_ie(const u8 *ies, size_t len, u8 eid)

ieee802_11_common.c:27

const u8 * get_ie(const u8 *ies, size_t len, u8 eid);

ieee802_11_common.h:39

return get_ie((const u8 *) (bss + 1), bss->ie_len, ie);

wpa_bss_get_ie()

return get_ie(mbo, 2 + ie_len - MBO_IE_HEADER, attr);

mbo_attr_from_mbo_ie()

return get_ie(mbo, end - mbo, attr);

wpas_mbo_get_bss_attr()

ie = get_ie(ies, ies_len, WLAN_EID_HT_OPERATION);

wpas_get_op_chan_phy()

return get_ie((const u8 *) (res + 1), ie_len, ie);

wpa_scan_get_ie()

vendor = get_ie(pos, end - pos, WLAN_EID_VENDOR_SPECIFIC);

ieee802_11_rx_bss_trans_mgmt_req()

if (!get_ie(ies, ies_len, WLAN_EID_MOBILITY_DOMAIN)) {

wpa_sm_set_ft_params()

Call Tree

get_ie() is called by 7 functions:

wpa_bss_get_ie()

wpa_scan_get_ie()

wpas_get_op_chan_phy()

ieee802_11_rx_bss_trans_mgmt_req()

wpa_sm_set_ft_params()

mbo_attr_from_mbo_ie()

wpas_mbo_get_bss_attr()

get_ie()

Data Use

get_ie() reads 3 variables:

element::datalen

get_ie()

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Lifecycle

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