forked from osmocom/wireshark
parent
2c5f2e40fc
commit
a5eb85a1d6
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@ -13,8 +13,6 @@
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* Dissector for the O-RAN Fronthaul CUS protocol specification.
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* The current implementation is based on the
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* ORAN-WG4.CUS.0-v01.00 specification, dated 2019/01/31.
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* N.B. by now, descriptions have been taken from a variety of versions, so some section number references
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* referring to earlier specs are now out of date.
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*/
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#include <config.h>
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@ -105,7 +103,7 @@ static int hf_oran_reserved = -1;
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static int hf_oran_ext11_reserved = -1;
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static int hf_oran_reserved_bits = -1;
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static int hf_oran_bfwCompHdr = -1;
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/* static int hf_oran_bfwCompParam = -1; */
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static int hf_oran_bfwCompHdr_iqWidth = -1;
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static int hf_oran_bfwCompHdr_compMeth = -1;
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static int hf_oran_num_bf_weights = -1;
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@ -179,8 +177,6 @@ static gint ett_oran_offset_start_prb_num_prb = -1;
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static gint ett_oran_prb_cisamples = -1;
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static gint ett_oran_cisample = -1;
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static gint ett_oran_udcomphdr = -1;
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static gint ett_oran_bfwcomphdr = -1;
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/* Expert info */
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@ -603,28 +599,14 @@ static gfloat digital_power_scaling(gfloat f)
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return f / (1 << 15);
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}
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/* 7.7.1.2 bfwCompHdr (beamforming weight compression header) */
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static int dissect_bfwCompHdr(tvbuff_t *tvb, proto_tree *tree, gint offset,
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guint32 *iq_width, guint32 *comp_meth, proto_item **comp_meth_ti)
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{
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/* Subtree */
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proto_item *bfwcomphdr_ti = proto_tree_add_string_format(tree, hf_oran_bfwCompHdr,
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tvb, offset, 1, "",
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"bfwCompHdr");
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proto_tree *bfwcomphdr_tree = proto_item_add_subtree(bfwcomphdr_ti, ett_oran_bfwcomphdr);
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/* Width and method */
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proto_tree_add_item_ret_uint(bfwcomphdr_tree, hf_oran_bfwCompHdr_iqWidth,
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proto_tree_add_item_ret_uint(tree, hf_oran_bfwCompHdr_iqWidth,
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tvb, offset, 1, ENC_BIG_ENDIAN, iq_width);
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*comp_meth_ti = proto_tree_add_item_ret_uint(bfwcomphdr_tree, hf_oran_bfwCompHdr_compMeth,
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*comp_meth_ti = proto_tree_add_item_ret_uint(tree, hf_oran_bfwCompHdr_compMeth,
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tvb, offset, 1, ENC_BIG_ENDIAN, comp_meth);
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offset++;
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/* Summary */
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proto_item_append_text(bfwcomphdr_ti, " (IqWidth=%u, compMeth=%s)",
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*iq_width,
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val_to_str_const(*comp_meth, bfw_comp_headers_comp_meth, "Unknown"));
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return offset;
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}
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@ -2506,15 +2488,6 @@ proto_register_oran(void)
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HFILL}
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},
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/* 7.7.1.2 bfwCompHdr (beamforming weight compression header) */
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{&hf_oran_bfwCompHdr,
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{"bfwCompHdr", "oran_fh_cus.bfwCompHdr",
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FT_STRING, BASE_NONE,
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NULL, 0xf0,
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NULL,
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HFILL}
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},
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/* Section 5.4.7.1.1 */
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{&hf_oran_bfwCompHdr_iqWidth,
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{"IQ Bit Width", "oran_fh_cus.bfwCompHdr_iqWidth",
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@ -2920,8 +2893,7 @@ proto_register_oran(void)
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&ett_oran_offset_start_prb_num_prb,
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&ett_oran_prb_cisamples,
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&ett_oran_cisample,
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&ett_oran_udcomphdr,
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&ett_oran_bfwcomphdr
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&ett_oran_udcomphdr
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};
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expert_module_t* expert_oran;
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