📄 plugins-wimax-msg_dlmap.c
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XBIT(data, 2, "Reserved");
for (i = 0; i < num_region; i++) {
XBIT(data, 8, "OFDMA Symbol Offset");
if (zone_permut == 0) {
XBIT(data, 8, "Subchannel offset");
XBIT(data, 5, "No. OFDMA triple symbols");
XBIT(data, 6, "No. subchannels");
} else {
XBIT(data, 6, "Subchannel offset");
XBIT(data, 7, "No. OFDMA triple symbols");
XBIT(data, 6, "No. subchannels");
}
XBIT(num_users, 3, "Number of Users");
XBIT(data, 2, "Reserved");
for (j = 0; j < num_users; j++) {
bit += RCID_IE(tree, bufptr, bit, length, tvb, RCID_Type);
XBIT(encoding_mode, 2, "Encoding Mode");
XBIT(cqich_alloc, 1, "CQICH Allocation");
XBIT(ackch_alloc, 1, "ACKCH Allocation");
XBIT(pilot_pattern, 1, "Pilot Pattern Modifier");
if (aas_preamble) {
XBIT(data, 4, "Preamble Modifier Index");
}
if (pilot_pattern) {
XBIT(data, 2, "Pilot Pattern");
XBIT(data, 1, "Reserved");
} else {
XBIT(data, 3, "Reserved");
}
if (encoding_mode == 0x0) {
XBIT(data, 4, "DIUC");
XBIT(data, 2, "Repetition Coding Indication");
XBIT(data, 2, "Reserved");
}
if (encoding_mode == 0x1) {
if (ackch_alloc) {
XBIT(data, 5, "ACK CH Index");
} else {
XBIT(data, 1, "Reserved");
}
XBIT(data, 4, "DIUC");
XBIT(data, 2, "Repetition Coding Indication");
XBIT(data, 4, "ACID");
XBIT(data, 1, "AI_SN");
}
if (encoding_mode == 0x2) {
if (ackch_alloc) {
XBIT(data, 5, "ACK CH Index");
} else {
XBIT(data, 1, "Reserved");
}
XBIT(data, 4, "N(EP)");
XBIT(data, 4, "N(SCH)");
XBIT(data, 2, "SPID");
XBIT(data, 4, "ACID");
XBIT(data, 1, "AI_SN");
}
if (encoding_mode == 0x3) {
if (ackch_alloc) {
XBIT(data, 5, "ACK CH Index");
XBIT(data, 2, "Reserved");
} else {
XBIT(data, 3, "Reserved");
}
XBIT(data, 4, "DIUC");
XBIT(data, 2, "Repetition Coding Indication");
XBIT(data, 2, "SPID");
XBIT(data, 4, "ACID");
XBIT(data, 1, "AI_SN");
}
if (cqich_alloc) {
XBIT(data, 6, "Allocation Index");
XBIT(data, 3, "Period (p)");
XBIT(data, 3, "Frame offset");
XBIT(data, 4, "Duration (d)");
}
}
}
data = BIT_PADDING(bit,4);
/* Should this be an optional field? Or do we want it, even if it has a length of zero? */
proto_tree_add_text(tree, tvb, BITHI(bit,data), "Padding: %d bits", data);
bit += data;
return BIT_TO_NIB(bit);
}
/********************************************************************
* DL-MAP Extended IEs
*******************************************************************/
gint Channel_Measurement_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 0 */
/* 8.4.5.3.5 [1] Channel_Measurement_IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint nib;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
nib = offset;
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "Channel_Measurement_IE");
tree = proto_item_add_subtree(ti, ett_280);
XNIB(data, 1, "Extended DIUC");
XNIB(data, 1, "Length");
XNIB(data, 2, "Channel Nr");
XNIB(data, 2, "OFDMA Symbol Offset");
data = NIB_WORD(nib, bufptr);
proto_tree_add_text(tree, tvb, NIBHI(nib,4), "CID: %d", data);
nib += 4;
return nib;
}
gint STC_Zone_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 1 */
/* 8.4.5.3.4 STC_Zone_IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
/* set globals: STC_Zone_Dedicated_Pilots, STC_Zone_Matrix
* used in 8.4.5.3.21.1 Dedicated MIMO Control IE 286t */
gint bit;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
bit = NIB_TO_BIT(offset);
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "STC_Zone_IE");
tree = proto_item_add_subtree(ti, ett_279);
XBIT(data, 4, "Extended DIUC");
XBIT(data, 4, "Length");
XBIT(data, 8, "OFDMA Symbol Offset");
XBIT(data, 2, "Permutations");
XBIT(data, 1, "Use All SC indicator");
XBIT(data, 2, "STC");
XBIT(STC_Zone_Matrix, 2, "Matrix indicator");
XBIT(data, 5, "DL_PermBase");
XBIT(data, 2, "PRBS_ID");
XBIT(data, 2, "AMC type");
XBIT(data, 1, "Midamble Presence");
XBIT(data, 1, "Midamble Boosting");
XBIT(data, 1, "2/3 antenna select");
XBIT(STC_Zone_Dedicated_Pilots, 1, "Dedicated Pilots");
XBIT(data, 4, "Reserved");
return BIT_TO_NIB(bit);
}
gint AAS_DL_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 2 */
/* 8.4.5.3.3 AAS_DL_IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint bit;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
bit = NIB_TO_BIT(offset);
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "AAS_DL_IE");
tree = proto_item_add_subtree(ti, ett_278);
XBIT(data, 4, "Extended DIUC");
XBIT(data, 4, "Length");
XBIT(data, 8, "OFDMA Symbol Offset");
XBIT(data, 3, "Permutation");
XBIT(data, 6, "DL_PermBase");
XBIT(data, 2, "Downlink_preamble_config");
XBIT(data, 1, "Preamble type");
XBIT(data, 2, "PRBS_ID");
XBIT(data, 1, "Diversity Map");
XBIT(data, 1, "Reserved");
return BIT_TO_NIB(bit);
}
gint Data_location_in_another_BS_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 3 */
/* 8.4.5.3.6 Data_location_in_another_BS_IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint bit;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
bit = NIB_TO_BIT(offset);
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "Data location in another BS IE");
tree = proto_item_add_subtree(ti, ett_281);
XBIT(data, 4, "Extended DIUC");
XBIT(data, 4, "Length");
XBIT(data, 2, "Segment");
XBIT(data, 6, "Used subchannels");
XBIT(data, 4, "DIUC");
XBIT(data, 3, "Frame Advance");
XBIT(data, 1, "Reserved");
XBIT(data, 8, "OFDMA Symbol Offset");
XBIT(data, 6, "Subchannel Offset");
XBIT(data, 3, "Boosting");
XBIT(data, 7, "Preamble Index");
XBIT(data, 8, "No. OFDMA Symbols");
XBIT(data, 6, "No. Subchannels");
XBIT(data, 2, "Repetition Coding Indication");
XBIT(data, 16, "CID");
return BIT_TO_NIB(bit);
}
gint CID_Switch_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 4 */
/* 8.4.5.3.7 [1] CID_Switch_IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint nib;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
nib = offset;
INC_CID = INC_CID ? 0 : 1;
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "CID_Switch_IE");
proto_item_append_text(ti, " (INC_CID = %d)",INC_CID);
tree = proto_item_add_subtree(ti, ett_282);
XNIB(data, 1, "Extended DIUC");
XNIB(data, 1, "Length");
return nib;
}
gint MIMO_DL_Basic_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 5 */
/* 8.4.5.3.8 MIMO_DL_Basic_IE (not implemented) */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint nib;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
nib = offset;
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "MIMO_DL_Basic_IE");
tree = proto_item_add_subtree(ti, ett_283);
XNIB(data, 1, "Extended-2 DIUC");
XNIB(data, 2, "Length");
proto_tree_add_text(diuc_tree, tvb, NIBHI(nib, length-2), "(not implemented)");
return nib;
}
gint MIMO_DL_Enhanced_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 6 */
/* 8.4.5.3.9 MIMO_DL_Enhanced_IE (not implemented) */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint nib;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
nib = offset;
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "MIMO_DL_Enhanced_IE");
tree = proto_item_add_subtree(ti, ett_284);
XNIB(data, 1, "Extended-2 DIUC");
XNIB(data, 2, "Length");
proto_tree_add_text(diuc_tree, tvb, NIBHI(nib, length-2), "(not implemented)");
return nib;
}
gint HARQ_Map_Pointer_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 7 */
/* 8.4.5.3.10 [2] HARQ_Map_Pointer_IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint bit;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
gint length_in_bits, rep, map, diuc, slots, idle, sleep, mask_len;
bit = NIB_TO_BIT(offset);
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "HARQ_Map_Pointer_IE");
tree = proto_item_add_subtree(ti, ett_285);
XBIT(data, 4, "Extended DIUC");
XBIT(data, 4, "Length");
length_in_bits = NIB_TO_BIT(length-1);
while (bit < length_in_bits) {
XBIT(diuc, 4, "DIUC");
XBIT(slots, 8, "No. Slots");
XBIT(rep, 2, "Repetition Coding Indication");
XBIT(map, 2, "Map Version");
if (map == 2) {
XBIT(idle, 1, "Idle users");
XBIT(sleep, 1, "Sleep users");
XBIT(mask_len, 2, "CID Mask Length");
if (mask_len == 0) {
/* 12 bits */
proto_tree_add_text(diuc_tree, tvb, BITHI(bit,12), "CID Mask: 12 bits");
bit += 12;
} else if (mask_len == 1) {
/* 20 bits */
proto_tree_add_text(diuc_tree, tvb, BITHI(bit,20), "CID Mask: 20 bits");
bit += 20;
} else if (mask_len == 2) {
/* 36 bits */
proto_tree_add_text(diuc_tree, tvb, BITHI(bit,36), "CID Mask: 36 bits");
bit += 36;
} else if (mask_len == 3) {
/* 52 bits */
proto_tree_add_text(diuc_tree, tvb, BITHI(bit,52), "CID Mask: 52 bits");
bit += 52;
}
}
}
return BIT_TO_NIB(bit);
}
gint PHYMOD_DL_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 8 */
/* 8.4.5.3.11 PHYMOD_DL_IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint bit;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
gint pmt;
bit = NIB_TO_BIT(offset);
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "PHYMOD_DL_IE");
tree = proto_item_add_subtree(ti, ett_286);
XBIT(data, 4, "Extended DIUC");
XBIT(data, 4, "Length");
XBIT(pmt, 1, "Preamble Modifier Type");
if (pmt == 0) {
XBIT(data, 4, "Preamble frequency shift index");
} else {
XBIT(data, 4, "Preamble Time Shift Index");
}
XBIT(data, 1, "Pilot Pattern Modifier");
XBIT(data, 2, "Pilot Pattern Index");
return BIT_TO_NIB(bit);
}
gint Broadcast_Control_Pointer_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 0xA */
/* 8.4.5.3.25 Broadcast Control Pointer IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint bit;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
gint skip;
bit = NIB_TO_BIT(offset);
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "Broadcast Control Pointer IE");
tree = proto_item_add_subtree(ti, ett_286x);
XBIT(data, 4, "Extended DIUC");
XBIT(data, 4, "Length");
XBIT(data, 7, "DCD_UCD Transmission Frame");
XBIT(skip, 1, "Skip Broadcast_System_Update");
if (skip == 0) {
XBIT(data, 1, "Broadcast_System_Update_Type");
XBIT(data, 7, "Broadcast_System_Update_Transmission_Frame");
}
return BIT_TO_NIB(bit);
}
gint DL_PUSC_Burst_Allocation_in_Other_Segment_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
/* DL-MAP Extended IE = 0xB */
/* 8.4.5.3.13 DL PUSC Burst Allocation in Other Segment IE */
/* offset of TLV in nibbles, length of TLV in nibbles */
gint bit;
gint data;
proto_item *ti = NULL;
proto_tree *tree = NULL;
bit = NIB_TO_BIT(offset);
ti = proto_tree_add_text(diuc_tree, tvb, NIBHI(offset, length), "DL_PUSC_Burst_Allocation_in_Other_Segment_IE");
tree = proto_item_add_subtree(ti, ett_286b);
XBIT(data, 4, "Extended DIUC");
XBIT(data, 4, "Length");
XBIT(data, 16, "CID");
XBIT(data, 4, "DIUC");
XBIT(data, 2, "Segment");
XBIT(data, 3, "Boosting");
XBIT(data, 5, "IDcell");
XBIT(data, 5, "DL_PermBase");
XBIT(data, 2, "PRBS_ID");
XBIT(data, 2, "Repetition coding indication");
XBIT(data, 6, "Used Subchannels");
XBIT(data, 8, "OFDMA symbol offset");
XBIT(data, 1, "Reserved");
XBIT(data, 7, "# OFDMA symbols");
XBIT(data, 6, "Subchannel offset");
XBIT(data, 6, "# subchannels");
XBIT(data, 7, "Reserved");
return BIT_TO_NIB(bit);
}
gint PUSC_ASCA_Alloc_IE(proto_tree *diuc_tree, const guint8 *bufptr, gint offset, gint length, tvbuff_t *tvb)
{
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