void ConfUnit::insert(const std::string& key, ConfUnit* punit) {
if (is_group()) {
_map.insert(std::make_pair(key, punit));
}
else {
throw std::exception();
}
}
int32_t ConfUnit::size() const {
if (is_array()) {
return (int32_t)_vector.size();
}
else if (is_group()) {
return (int32_t)_map.size();
}
else {
return 0;
}
}
std::vector< std::string > Groups::group_get_child_tree(std::string m_name, std::vector< std::string > data)
{
if (is_group(m_name))
{
bool exists = false;
for ( unsigned int i = 0 ; i < data.size(); i++ )
{
if (boost::iequals(data[i],m_name))
{
exists = true;
}
}
if (!exists)
{
std::vector< std::string > childs = group_get_childs(m_name);
for (unsigned int childs_it = 0; childs_it < childs.size(); childs_it++)
{
std::string child = childs[childs_it];
if (is_group(child))
{
data.push_back(child);
std::vector< std::string > tmpdata = group_get_child_tree(child, data);
for (unsigned int tmpdata_it = 0; tmpdata_it < tmpdata.size(); tmpdata_it++)
{
if (is_group(tmpdata[tmpdata_it]))
{
data.push_back(tmpdata[tmpdata_it]);
}
}
}
}
}
return data;
}
return NULLvector;
}
void ConfUnit::erase(const std::string& key) {
if (is_group()) {
std::map<std::string, ConfUnit*>::iterator itr;
itr = _map.find(key);
if (itr != _map.end()) {
if (NULL != itr->second) {
delete itr->second;
}
_map.erase(itr);
}
}
else {
throw std::exception();
}
}
ConfUnit* ConfUnit::operator[](const std::string& index) {
if (is_group()) {
std::map<std::string, ConfUnit*>::iterator itr;
itr = _map.find(index);
if (itr != _map.end()) {
return itr->second;
}
else {
return NULL;
}
}
else {
throw std::exception();
}
}
void Groups::build_child_tree()
{
/*for (unsigned int group_it = 0; group_it < g.size(); group_it++)
{
std::string current_group = g[group_it]->get_name();
for (unsigned int group_it2 = 0; group_it2 < g.size(); group_it2++)
{
std::vector< std::string > parents = g[group_it2]->get_parents();
for (unsigned int parents_it = 0; parents_it < parents.size(); parents_it++)
{
if (boost::iequals(current_group, parents[parents_it]))
{
g[group_it2]->add_parent(current_group);
cout << g[group_it2]->get_name() << " has parent " << current_group << endl;
}
}
}
}*/
for (unsigned int group_it = 0; group_it < g.size(); group_it++)
{
std::string current_group = g[group_it]->get_name();
std::vector< std::string > members_group;
members_group.push_back(current_group);
std::string parent = group_get_parent(current_group);
while (is_group(parent) == true)
{
bool exists = false;
for ( unsigned int i = 0 ; i < members_group.size(); i++ )
{
if (!boost::iequals(members_group[i],parent))
{
exists = true;
}
}
if (!exists)
{
members_group.push_back(parent);
cout << parent << endl;
}
parent = group_get_parent(parent);
cout << current_group << " has parents: " << parent << endl;
}
}
}
ConfUnit::~ConfUnit() {
if (is_array()) {
iterator itr;
for (itr = _vector.begin(); itr != _vector.end(); ++itr) {
if (*itr) {
delete (*itr);
}
}
_vector.clear();
}
else if (is_group()) {
std::map<std::string, ConfUnit*>::iterator itr;
for (itr = _map.begin(); itr != _map.end(); ++itr) {
if (itr->second) {
delete itr->second;
}
}
_map.clear();
}
}
void ConfUnit::clear() {
if (is_array()) {
std::vector<ConfUnit*>::iterator itr;
for (itr = _vector.begin(); itr != _vector.end(); ++itr) {
if (NULL != *itr) {
delete *itr;
}
}
_vector.clear();
}
else if (is_group()) {
std::map<std::string, ConfUnit*>::iterator itr;
for (itr = _map.begin(); itr != _map.end(); ++itr) {
if (NULL != itr->second) {
delete itr->second;
}
}
_map.clear();
}
else {
throw std::exception();
}
}
void sta_enabled_rx_data(mac_struct_t *mac, UWORD8 *msg)
{
wlan_rx_t *wlan_rx = (wlan_rx_t *)msg;
UWORD8 priority_rx = wlan_rx->priority_val;
UWORD8 *msa = wlan_rx->msa;
sta_entry_t *se = (sta_entry_t *)wlan_rx->sa_entry;
msdu_desc_t *frame_desc = 0;
msdu_indicate_t msdu = {{0},};
msdu_proc_state_t msdu_state = {0};
MSDU_PROC_STATUS_T status = PROC_ERROR;
BOOL_T sta_ps_check_done = BFALSE;
UWORD32 phy_rate = 0;
phy_rate = get_rx_dscr_data_rate(wlan_rx->base_dscr);
#if 0
if(IS_RATE_MCS(phy_rate) == BFALSE)
{
g_ap_last_rate_integer = phy_rate;
g_ap_last_rate_decimal = 0;
}
else
#endif
{
int j=0;
for( j = 0; j < sizeof(rate_table_chenq)/sizeof(rate_table_t); j++ )
{
if(rate_table_chenq[j].rate_index == phy_rate)
{
g_ap_last_rate_integer = rate_table_chenq[j].rate;
if(rate_table_chenq[j].point5)
{
g_ap_last_rate_decimal = 1;
}
else
{
g_ap_last_rate_decimal = 0;
}
break;
}
}
if( j >= sizeof(rate_table_chenq)/sizeof(rate_table_t) )
{
g_ap_last_rate_integer = 0;
g_ap_last_rate_decimal = 0;
}
}
//printk("chenq: rx rate is: index %02x,%d.%d Mb/s\n",phy_rate, g_ap_last_rate_integer,(g_ap_last_rate_decimal ==0) ? 0 : 5);
TROUT_FUNC_ENTER;
#ifdef TROUT_WIFI_NPI
//UWORD32 data_rate = 0;
//UWORD8 user_rate = 0;
UWORD32 rx_len = 0;
//UWORD32 phy_rate = 0;
print_log_debug_level_1("\n[DL1][INFO][Rx] {MAC API for WLAN Rx Data}");
rx_len = get_rx_dscr_frame_len(wlan_rx->base_dscr);
//printk("rx len is: %u\n", rx_len);
phy_rate = get_rx_dscr_data_rate(wlan_rx->base_dscr);
// printk("phy rate is: 0x%x\n", phy_rate);
g_ap_last_rate = get_rx_rate(phy_rate);
printk("npi: rx rate is: %u Mb/s\n", g_ap_last_rate);
#endif
#ifdef WAKE_LOW_POWER_POLICY
#if 1
if(!wlan_rx->is_grp_addr)
g_low_power_flow_ctrl.rx_pkt_num += wlan_rx->num_dscr;
#endif
#endif
// 20120709 caisf mod, merged ittiam mac v1.2 code
#if 0
if(NULL_FRAME == wlan_rx->sub_type)
{
return;
}
#else
/* No NULL frames should be sent to the host */
if((NULL_FRAME == wlan_rx->sub_type) ||
(QOS_NULL_FRAME == wlan_rx->sub_type))
{
/* Handle any power save related functionality for NULL frame */
/* reception */
psm_handle_rx_packet_sta(msa, priority_rx);
TROUT_FUNC_EXIT;
return;
}
#endif
/* make sure we set all filed 0 by zhao */
memset((void *)&msdu, 0, sizeof(msdu_indicate_t));
memset((void *)&msdu_state, 0, sizeof(msdu_proc_state_t));
/* Update the MSDU priority value */
msdu.priority = priority_rx;
/* Create the MSDU descriptors for the received frame */
do
{
/* Create the MSDU descriptor */
status = update_msdu_info(wlan_rx, &msdu, &msdu_state);
if(PROC_ERROR == status)
break;
/* Get the frame descriptor pointer */
frame_desc = &(msdu.frame_desc);
/* Before forwarding the packet across to the HOST interface security */
/* checks needs to performed on the states of the transmitting station */
if(sta_check_sec_tx_sta_state(se, frame_desc,
(CIPHER_T)(wlan_rx->ct)) != BTRUE)
{
TROUT_FUNC_EXIT;
return;
}
/* Check for SNAP header at the beginning of the data and set the */
/* data pointer and length accordingly. */
if(BTRUE == is_snap_header_present(frame_desc))
{
/* If the message is a unicast packet, search for the STA entry */
if(is_group(msdu.da) == BFALSE)
{
/* If the received packet is a security handshake packet */
/* process it in the security layer */
if(is_sec_handshake_pkt_sta(se, frame_desc->buffer_addr,
frame_desc->data_offset,
frame_desc->data_len,
(CIPHER_T)(wlan_rx->ct)) == BTRUE)
{
continue;
}
#ifdef WIFI_SLEEP_POLICY
if(check_11i_frame(frame_desc->buffer_addr + frame_desc->data_offset) ||
check_wapi_frame(frame_desc->buffer_addr + frame_desc->data_offset))
{
#if 0
if(wake_lock_active(&handshake_frame_lock))
{
pr_info("%s-%d: release wake_lock %s\n", __func__, __LINE__, handshake_frame_lock.name);
wake_unlock(&handshake_frame_lock);
}
wake_lock_timeout(&handshake_frame_lock,msecs_to_jiffies(2000)); /*Keep 2s awake when HK, by caisf 20131004*/
pr_info("%s-%d: acquire wake_lock %s\n", __func__, __LINE__, handshake_frame_lock.name);
#else
if(wake_lock_active(&handshake_frame_lock))
{
stop_hs_wake_timer();
/*Keep 2s awake when HK, by caisf 20131004*/
start_hs_wake_timer();
pr_info("%s-%d: refresh timer wake_lock %s\n", __func__,
__LINE__, handshake_frame_lock.name);
}
else
{
wake_lock(&handshake_frame_lock);
/*Keep 2s awake when HK, by caisf 20131004*/
start_hs_wake_timer();
pr_info("%s-%d: acquire wake_lock %s\n", __func__,
__LINE__, handshake_frame_lock.name);
}
#endif
}
#endif
}
/* Adjust the frame to account for the SNAP header */
adjust_for_snap_header(frame_desc);
}
/* Reset the link loss count if a valid frame is received */
g_link_loss_count = 0;
//printk("rx_data: link_lost = %d\n", g_link_loss_count);
update_connection_cnt(se);
/* Handle packet reception for power save */
if(sta_ps_check_done == BFALSE)
{
sta_ps_check_done = BTRUE;
psm_handle_rx_packet_sta(msa, priority_rx);
}
//chenq add for wapi 2012-09-29
#ifdef MAC_WAPI_SUPP
if( wlan_rx->wapi_mode == 1 )
{
msdu.frame_desc.wapi_mode = 1;
}
else
{
msdu.frame_desc.wapi_mode = 0;
}
#endif
//chenq add for auto set tx rx power 2013-07-29
#ifdef TROUT2_WIFI_IC
/* Update the RSSI information */
if(msdu_state.curr_dscr == 0)
{
update_rssi(wlan_rx->base_dscr);
}
else
{
update_rssi(msdu_state.curr_dscr);
}
uptate_rssi4_auto_set_tx_rx_power();
#ifdef AUTORATE_PING
//ping.jiang add for calculating statistics 2013-10-31
ar_rssi_value_add();
#endif /* AUTORATE_PING */
#endif
//chenq add end
rssi_value_add(); // for set_aci
/* Call MSDU Indicate API with the MSDU to be sent to the host */
msdu_indicate_sta(&msdu);
} while(PROC_MORE_MSDU == status);
/* Handle packet reception for power save */
if(sta_ps_check_done == BFALSE)
{
sta_ps_check_done = BTRUE;
psm_handle_rx_packet_sta(msa, priority_rx);
}
TROUT_FUNC_EXIT;
}
void
sud_process(struct conf *cfp, int fd, int pipefd) {
#if defined(HAVE_GETPEEREID) || defined(SO_PEERCRED)
uid_t euid;
gid_t egid;
#endif
#if defined(HAVE_GETPEEREID)
if (getpeereid(fd, &euid, &egid) < 0) {
syslog(LOG_ERR, "getpeereid failed: %m");
if (cfp->haveauthgroup)
_exit(1);
}
#endif
#if defined(SO_PEERCRED) && !defined(HAVE_GETPEEREID)
struct ucred peercred;
#ifdef HAVE_SOCKLEN_T
socklen_t olen = sizeof(struct ucred);
#else
int olen = sizeof(struct ucred);
#endif
if (getsockopt(fd, SOL_SOCKET, SO_PEERCRED, &peercred, &olen) < 0) {
syslog(LOG_ERR, "can't get credential via SO_PEERCRED");
if (cfp->haveauthgroup)
_exit(1);
}
euid = peercred.uid;
egid = peercred.gid;
#endif
#if defined(HAVE_GETPEEREID) || defined(SO_PEERCRED)
/*
* XXX: LOG_INFO should be LOG_AUTH
*/
if (cfp->haveauthgroup && is_group(euid, cfp->authgroup) != 1) {
syslog(LOG_INFO, "[%s] auth failed u: %s [%lu] g: %s [%lu]",
cfp->session, get_pwentry(euid)->pw_name,
(unsigned long)euid, get_group(egid)->gr_name,
(unsigned long)egid);
_exit(1);
}
if (cfp->log)
syslog(LOG_INFO,"[%s] auth req u: %s [%lu] g: %s [%lu]",
cfp->session, get_pwentry(euid)->pw_name,
(unsigned long)euid, get_group(egid)->gr_name,
(unsigned long)egid);
set_id(cfp->havesetuser, cfp->setuser, euid);
set_id(cfp->haveseteuser, cfp->seteuser, euid);
set_id(cfp->havesetgroup, cfp->setgroup, egid);
set_id(cfp->havesetegroup, cfp->setegroup, egid);
#endif
if (cfp->terminal)
(void)setenv("TERM", cfp->terminal, 1);
else
(void)setenv("TERM", default_term ? default_term : "vt100",
default_term ? 1 : 0);
switch (cfp->mode) {
case INTERACTIVE:
exec_shell(cfp, fd, pipefd);
break;
case READ:
case BLIND:
case READWRITE:
exec_command(cfp, fd, pipefd);
break;
}
_exit(1);
}
int
main (int argc, char **argv)
{
/* Check arguments. */
progname = argv[0];
if (argc != 2
|| argv[1][0] != '-'
|| !strchr ("co", argv[1][1])
|| argv[1][2])
fatal ("usage: %s [-c|-o] > file", progname);
int type = argv[1][1];
/* Collect the set of built-in and internal functions. */
string_set builtins;
string_set internal_fns;
add_to_set (&builtins, builtin_names);
add_to_set (&internal_fns, internal_fn_flt_names);
add_to_set (&internal_fns, internal_fn_int_names);
/* Check the functions. */
for (unsigned int i = 0; internal_fn_flt_names[i]; ++i)
{
const char *name = internal_fn_flt_names[i];
if (!is_group (&builtins, name, flt_suffixes))
error ("DEF_INTERNAL_FLT_FN (%s) has no associated built-in"
" functions", name);
}
for (unsigned int i = 0; internal_fn_int_names[i]; ++i)
{
const char *name = internal_fn_int_names[i];
if (!is_group (&builtins, name, int_suffixes))
error ("DEF_INTERNAL_INT_FN (%s) has no associated built-in"
" functions", name);
}
/* Go through the built-in functions in declaration order, outputting
definitions as appropriate. */
for (unsigned int i = 0; builtin_names[i]; ++i)
{
const char *name = builtin_names[i];
if (strncmp (name, "BUILT_IN_", 9) == 0)
{
const char *root = name + 9;
for (unsigned int j = 0; suffix_lists[j]; ++j)
{
const char *const *const suffix = suffix_lists[j];
if (is_group (&builtins, root, suffix))
{
bool internal_p = internal_fns.contains (root);
if (type == 'c')
print_case_cfn (root, internal_p, suffix, "");
else
print_define_operator_list (root, internal_p, suffix, "");
/* Support the _Float<N> and _Float<N>X math functions if
they exist. We put these out as a separate CFN or
operator macro, so code can add support or not as
needed. We also put out a combined CFN or operator
macro that includes both the traditional names and the
_Float<N> and _Float<N>X versions. */
if (suffix == flt_suffixes
&& is_group (&builtins, root, fltfn_suffixes))
{
if (type == 'c')
{
print_case_cfn (root, false, fltfn_suffixes, "_FN");
print_case_cfn (root, false, fltall_suffixes, "_ALL");
}
else
{
print_define_operator_list (root, false,
fltfn_suffixes, "_FN");
print_define_operator_list (root, internal_p,
fltall_suffixes, "_ALL");
}
}
}
}
}
}
if (fflush (stdout) || fclose (stdout) || have_error)
return FATAL_EXIT_CODE;
return SUCCESS_EXIT_CODE;
}
void ap_enabled_rx_data(mac_struct_t *mac, UWORD8 *msg)
{
UWORD8 priority_rx = 0;
STA_PS_STATE_T ps = ACTIVE_PS;
UWORD8 data_trailer = 0;
wlan_rx_t *wlan_rx = (wlan_rx_t *)msg;
UWORD8 *msa = wlan_rx->msa;
asoc_entry_t *da_ae = 0;
asoc_entry_t *sa_ae = 0;
msdu_desc_t *frame_desc = 0;
CIPHER_T ct = (CIPHER_T)wlan_rx->ct;
MSDU_PROC_STATUS_T status = PROC_ERROR;
TYPESUBTYPE_T frm_type = DATA;
msdu_indicate_t msdu = {{0},};
msdu_proc_state_t msdu_state = {0};
/* Get association entry for the source address */
sa_ae = (asoc_entry_t *)wlan_rx->sa_entry;
/* Power management checks */
ps = (STA_PS_STATE_T)get_pwr_mgt(msa);
frm_type = (TYPESUBTYPE_T)wlan_rx->sub_type;
/* Check for WMM-PS trigger frame and process accordingly */
pwr_mgt_handle_prot(sa_ae, ps, priority_rx, msa);
/* Check the Power Save Bit in the receive frame */
check_ps_state(sa_ae, ps);
/* Check if the received function is the Null function Packet */
if((frm_type == NULL_FRAME) ||
(is_sub_type_null_prot(frm_type) == BTRUE))
{
// 20120709 caisf add, merged ittiam mac v1.2 code
check_ps_state(sa_ae, ps);
#ifdef DEBUG_MODE
g_mac_stats.pewrxnf++;
#endif /* DEBUG_MODE */
return;
}
/* Get the priority of the incoming frame */
priority_rx = wlan_rx->priority_val;
msdu.priority = priority_rx;
/* Create the MSDU descriptors for the received frame */
do
{
/* Create the MSDU decsriptor */
status = update_msdu_info(wlan_rx, &msdu, &msdu_state);
if(PROC_ERROR == status)
break;
/* Get the frame descriptor pointer */
frame_desc = &(msdu.frame_desc);
/* Get association entry based on the source address to determine */
/* the next path of the packet. */
sa_ae = (asoc_entry_t* )find_entry(msdu.sa);
da_ae = (asoc_entry_t* )find_entry(msdu.da);
if((da_ae != 0) && (BTRUE == get_p2p_intra_bss_prot()))
{
UWORD8 key_type = 0;
BOOL_T wlan2wlan = BFALSE;
BOOL_T use_same_buffer = BTRUE;
/* CipherType is reset to no encryption and is set as per the */
/* policy used for the out going sta */
ct = NO_ENCRYP;
/* Set the Key type required for transmission */
key_type = UCAST_KEY_TYPE;
/* If the station is associated with the AP, the packet is put */
/* onto the wireless network. */
if(da_ae->state == ASOC)
{
#ifndef TX_MACHDR_IN_DSCR_MEM
/* If the received frame is not a QoS frame, create a */
/* copy of the frame in a separate buffer to fit the QoS */
/* header. */
if(is_qos_bit_set(msa) == BFALSE)
use_same_buffer = BFALSE;
/* The MAC Header offset field in TX-Dscr is 8 bits long. */
/* Hence a frame copy is created if the MAC Header field */
/* exceeds 256 when it is created in place. */
#if 0 //shield by chengwg.
if(frame_desc->data_offset > 255)
use_same_buffer = BFALSE;
#else //because rx frame is alloced by ourself, so we mustn't use the buffer in tx frame!!!
use_same_buffer = BFALSE;
#endif
#endif /* TX_MACHDR_IN_DSCR_MEM */
/* Before forwarding the packet onto the WLAN interface */
/* security checks needs to performed on the states of the */
/* transmitting and receiving stations */
wlan2wlan = check_sec_ucast_wlan_2_wlan_ap(da_ae, sa_ae, &ct,
&data_trailer);
/* Update length of the frame to accommodate the security */
/* trailers if any. */
update_frame_length(frame_desc, data_trailer);
if(wlan2wlan == BTRUE)
{
wlan_to_wlan(&msdu, ct, key_type, da_ae->sta_index,
frm_type, da_ae, use_same_buffer);
}
#ifdef DEBUG_MODE
g_mac_stats.pewrxu++;
#endif /* DEBUG_MODE */
}
}
else
{
/* Broadcast/Multicast frames need to be forwarded on WLAN also */
if((is_group(msdu.da) == BTRUE) &&
(BTRUE == get_p2p_intra_bss_prot()))
{
CIPHER_T grp_ct = NO_ENCRYP;
/* Before forwarding the packet on WLAN and HOST interface */
/* security checks needs to performed on the states of the */
/* transmitting station */
if(ap_check_sec_tx_sta_state(sa_ae) != BTRUE)
{
continue;
}
#ifdef DEBUG_MODE
g_mac_stats.pewrxb++;
#endif /* DEBUG_MODE */
/* Before forwarding the packet on the WLAN interface */
/* security checks needs to performed on the states of the */
/* transmitting station */
data_trailer = check_sec_bcast_wlan_2_wlan_ap(&grp_ct);
/* Update the length of the frame to accommodate the */
/* security trailers if any. */
update_frame_length(frame_desc, data_trailer);
wlan_to_wlan(&msdu, grp_ct, BCAST_KEY_TYPE, 0,
frm_type, NULL, BFALSE);
}
else
{
/* Packet is a Unicast packet to the AP */
#ifdef DEBUG_MODE
g_mac_stats.pewrxu++;
#endif /* DEBUG_MODE */
}
/* Check for SNAP header at beginning of the data and set the */
/* data pointer and length accordingly. */
if(BTRUE == is_snap_header_present(frame_desc))
{
/* If received packet is a security handshake packet process */
/* it in the security layer */
if(is_sec_handshake_pkt_ap(sa_ae, frame_desc->buffer_addr,
frame_desc->data_offset,
frame_desc->data_len,
(CIPHER_T)wlan_rx->ct) == BTRUE)
{
continue;
}
/* Adjust the frame to account for the SNAP header */
adjust_for_snap_header(frame_desc);
}
else
{
/* Before forwarding the packet on WLAN and HOST interface */
/* security checks needs to performed on the states of the */
/* transmitting station */
if(ap_check_sec_tx_sta_state(sa_ae) != BTRUE)
{
continue;
}
}
/* Call MSDU Indicate API with the MSDU to be sent to the host */
msdu_indicate_ap(&msdu);
}
} while(PROC_MORE_MSDU == status);
}
void wlan_to_wlan(msdu_indicate_t *msdu, CIPHER_T ct, UWORD8 key_type,
UWORD8 key_index, TYPESUBTYPE_T frm_type,
asoc_entry_t *ae, BOOL_T use_same_buffer)
{
UWORD8 q_num = 0;
UWORD8 tx_rate = 0;
UWORD8 pream = 0;
UWORD8 service_class= 0;
UWORD8 *mac_hdr = 0;
UWORD8 *tx_dscr = 0;
UWORD16 mac_hdr_len = 0;
void *amsdu_ctxt = NULL;
UWORD8 is_amsdu = 0;
BOOL_T is_qos = BFALSE;
BOOL_T is_htc = BFALSE;
msdu_desc_t *buff_desc = &(msdu->frame_desc);
UWORD32 phy_tx_mode = 0;
UWORD32 sta_index = INVALID_ID;
buffer_desc_t buffer_desc = {0};
UWORD32 retry_set[2] = {0};
#ifdef DEBUG_MODE
g_mac_stats.w2w++;
#endif /* DEBUG_MODE */
/* Find the queue to which this packet needs to be added */
q_num = get_w2w_txq_num_ap(msdu->priority);
if(ae != NULL)
sta_index = ae->sta_index;
/* If the queue for which this packet belongs is full, then return */
if(is_txq_full(q_num, sta_index) == BTRUE)
{
return;
}
/* Prepare the buffer descriptor for the payload based on the flag to */
/* use the same buffer. If the frame is to be sent on both WLAN as well */
/* as the host there may be cases in which the payload portion needs to */
/* be modified to be sent to the host. This causes the packet being sent */
/* on WLAN to be altered if the same buffer is used. As a result the */
/* same buffer cannot be used for transmitting on WLAN in this case. */
/* However if the packet is to be sent only on WLAN this problem does */
/* not occur and hence the same buffer can be used. */
if(use_same_buffer == BTRUE)
{
/* Add one user to the incoming buffer. This ensures that the buffer */
/* will remain allocated even after the process rx frame function */
/* frees it. */
mem_add_users(g_shared_pkt_mem_handle, buff_desc->buffer_addr, 1);
/* Prepare a buffer descriptor with required information */
buffer_desc.buff_hdl = buff_desc->buffer_addr;
buffer_desc.data_offset = buff_desc->data_offset;
buffer_desc.data_length = buff_desc->data_len;
}
else
{
UWORD8 *out_data = 0;
/* Allocate a new buffer for the payload outgoing on WLAN */
out_data = (UWORD8*)pkt_mem_alloc(MEM_PRI_TX);
if(out_data == NULL)
return;
/* Prepare a buffer descriptor with required information */
buffer_desc.buff_hdl = out_data;
buffer_desc.data_offset = MAX_MAC_HDR_LEN;
buffer_desc.data_length = buff_desc->data_len;
if(buffer_desc.data_offset + buff_desc->data_len > SHARED_PKT_MEM_BUFFER_SIZE){
printk("@@@:BUG! bad memcpy offset:%d, len:%d\n", buffer_desc.data_offset,
buff_desc->data_len);
}
/* Copy the payload from the incoming packet to the outgoing buffer */
memcpy(buffer_desc.buff_hdl + buffer_desc.data_offset,
buff_desc->buffer_addr + buff_desc->data_offset,
buff_desc->data_len);
}
/* Set the transmit rate to the required value. To support Multi-Rate */
/* the transmit rate is set to the maximum basic rate and the preamble */
/* is set to Long. */
if(is_group(msdu->da) == BTRUE)
{
/* For multicast frames send frames at maximum rate */
tx_rate = get_max_basic_rate();
pream = 1;
service_class = BCAST_NO_ACK;
/* Update the retry set information for this frame */
update_retry_rate_set(0, tx_rate, 0, retry_set);
}
else
{
/* Get the transmit rate for the associated station based on the */
/* auto-rate, multi-rate or user-rate settings. The preamble must be */
/* set accordingly. */
if(!ae)
printk("@@@:BUG ae==NULL to get rate\n");
tx_rate = get_tx_rate_to_sta(ae);
pream = get_preamble(tx_rate);
service_class = g_ack_policy;
/* Update the retry set information for this frame */
update_retry_rate_set(1, tx_rate, ae, retry_set);
}
/* AMSDU on WLAN-WLAN path is disabled since no space currently exists */
/* in the RX-Buffer to add the sub-MSDU header */
#ifdef TX_MACHDR_IN_DSCR_MEM
/* Check whether AMSDU aggregation is possible */
amsdu_ctxt = get_amsdu_handle(msdu->da, msdu->priority, q_num, ae,
buff_desc->data_len, 1, tx_rate);
#endif /* TX_MACHDR_IN_DSCR_MEM */
/* Check whether AMSDU option is enabled */
is_amsdu = (amsdu_ctxt != NULL);
/* Check whether AMSDU aggregation is not supported or if this is the */
/* first sub-MSDU of an AMSDU. */
if((0 == is_amsdu) || (NULL == amsdu_get_tx_dscr(amsdu_ctxt)))
{
/* Check whether QoS option is implemented */
is_qos = is_qos_required(sta_index);
/* Check whether the receiver is HT capable */
is_htc = is_htc_capable(ae);
/* Create the transmit descriptor and set default contents */
tx_dscr = create_default_tx_dscr(is_qos, msdu->priority, is_amsdu);
if(tx_dscr == NULL)
{
if(is_amsdu == 1)
{
/* If allocation of the AMSDU decriptor has failed, then */
/* attempt transmission of the MSDU as a normal-MSDU. */
free_amsdu_handle(amsdu_ctxt);
is_amsdu = 0;
amsdu_ctxt = NULL;
tx_dscr = create_default_tx_dscr(is_qos, msdu->priority,
is_amsdu);
}
if(tx_dscr == NULL)
{
//caisf add 2013-02-15
if(g_mac_net_stats)
g_mac_net_stats->tx_dropped++;
pkt_mem_free(buffer_desc.buff_hdl);
return;
}
}
/* Update the AMSDU handle with the tx descriptor */
if(1 == is_amsdu)
amsdu_set_tx_dscr(amsdu_ctxt, tx_dscr);
/* Create the MAC header of the out-going frame */
#ifdef TX_MACHDR_IN_DSCR_MEM
mac_hdr = mem_alloc(g_shared_dscr_mem_handle, MAX_MAC_HDR_LEN);
if(NULL == mac_hdr)
{
free_tx_dscr((UWORD32 *)tx_dscr);
//caisf add 2013-02-15
if(g_mac_net_stats)
g_mac_net_stats->tx_dropped++;
pkt_mem_free(buffer_desc.buff_hdl);
free_amsdu_handle(amsdu_ctxt);
return;
}
#else /* TX_MACHDR_IN_DSCR_MEM */
mac_hdr = buffer_desc.buff_hdl + buffer_desc.data_offset - MAX_MAC_HDR_LEN;
#endif /* TX_MACHDR_IN_DSCR_MEM */
/* Reset the frame control field. Set type/subtype extracted from the */
/* incoming frame and set 'from_ds' bit in the outgoing frame. */
/* Also set the Security type for the outgoing frame based on cipher type*/
mac_hdr_len = set_mac_hdr_prot(mac_hdr, msdu->priority, service_class,
is_qos, is_htc, is_amsdu);
set_from_ds(mac_hdr, 1);
if(ct != NO_ENCRYP)
set_wep(mac_hdr, 1);
/* Set Destination Address (DA), BSSID and Source Address (SA) in the */
/* outgoing frame. */
set_address1(mac_hdr, msdu->da);
set_address2(mac_hdr, mget_bssid());
set_address3(mac_hdr, msdu->sa);
/* Set the mac header related parameters in the Tx descriptor */
set_tx_dscr_buffer_addr((UWORD32 *)tx_dscr, (UWORD32)mac_hdr);
set_tx_dscr_mh_len((UWORD32 *)tx_dscr, mac_hdr_len);
set_tx_dscr_mh_offset((UWORD32 *)tx_dscr, 0);
/* Get the PHY transmit mode based on the transmit rate and preamble */
phy_tx_mode = get_dscr_phy_tx_mode(tx_rate, pream, (void *)ae);
/* Set the Tx-descriptor parameters */
set_tx_params(tx_dscr, tx_rate, pream, service_class, phy_tx_mode,
retry_set);
set_tx_dscr_q_num((UWORD32 *)tx_dscr, q_num);
/* Set Security Parameters for the frame */
set_tx_security(tx_dscr, ct, key_type, key_index);
/* Set the HT power save parameters */
set_ht_ps_params(tx_dscr, (void *)ae, tx_rate);
/* Set the receiver address LUT index */
set_ht_ra_lut_index(tx_dscr, get_ht_handle_entry((void *)ae),
msdu->priority, tx_rate);
}
else
tx_dscr = amsdu_get_tx_dscr(amsdu_ctxt);
/* Set the sub-MSDU info table in the Tx-Descriptor */
set_submsdu_info(tx_dscr, &buffer_desc, 1, buffer_desc.data_length,
mac_hdr_len, msdu->sa, msdu->da, amsdu_ctxt);
/* Update the TSF timestamp */
update_tx_dscr_tsf_ts((UWORD32 *)tx_dscr);
/* Transmit the MSDU */
if(BTRUE == is_tx_ready(amsdu_ctxt))
{
// 20120709 caisf mod, merged ittiam mac v1.2 code
if(BTRUE == tx_data_packet((UWORD8 *)ae, msdu->da, msdu->priority, q_num,
tx_dscr, amsdu_ctxt))
{
/* Increment count indicating packet added to Hw queue */
/* Check if packet Bcast/Mcast or Unicast */
if(is_group(msdu->da) == BTRUE)
{
g_num_mc_bc_qd_pkt++;
}
else
{
ae->num_qd_pkt++;
}
}
}
}