Make dissector handle unexpected data better.
svn path=/trunk/; revision=28875
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789089dfd2
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@ -435,7 +435,7 @@ dissect_hip(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
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control_h = tvb_get_ntohs(tvb, newoffset);
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newoffset += 2;
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col_set_str(pinfo->cinfo, COL_INFO, match_strval(hiph_packet_type, pinfo_vals));
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col_set_str(pinfo->cinfo, COL_INFO, val_to_str(hiph_packet_type, pinfo_vals, "Unknown"));
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/* populate a tree in the second pane with the status of the link layer (i.e. none) */
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if(tree) {
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@ -534,7 +534,7 @@ dissect_hip(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
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ti_tlv = proto_tree_add_uint_format(hip_tlv_tree, hf_hip_type, tvb,
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offset, 4 + tlv_length_h, tlv_type_h,
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"%s (type=%u, length=%u)",
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match_strval(tlv_type_h, hip_param_vals),
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val_to_str(tlv_type_h, hip_param_vals, "Unknown"),
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tlv_type_h, tlv_length_h);
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/* Parse value */
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@ -720,7 +720,7 @@ dissect_hip_tlv(tvbuff_t *tvb, int offset, proto_item *ti, int type, int tlv_len
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/* First Group ID*/
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proto_tree_add_uint_format(t, hf_hip_tlv_dh_group_id, tvb, newoffset,
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1, n, "%u (%s)", n,
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match_strval(n, dh_group_id_vals));
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val_to_str(n, dh_group_id_vals, "Unknown"));
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/* First Public value len */
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newoffset++;
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pv_len = tvb_get_ntohs(tvb, newoffset);
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@ -735,7 +735,7 @@ dissect_hip_tlv(tvbuff_t *tvb, int offset, proto_item *ti, int type, int tlv_len
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newoffset += pv_len;
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proto_tree_add_uint_format(t, hf_hip_tlv_dh_group_id, tvb, newoffset,
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1, n, "%u (%s)", n,
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match_strval(n, dh_group_id_vals));
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val_to_str(n, dh_group_id_vals, "Unknown"));
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/* Second Public value len */
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newoffset += 1;
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pv_len = tvb_get_ntohs(tvb, newoffset);
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@ -758,7 +758,7 @@ dissect_hip_tlv(tvbuff_t *tvb, int offset, proto_item *ti, int type, int tlv_len
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trans = tvb_get_ntohs(tvb, newoffset);
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proto_tree_add_uint_format(t, hf_hip_tlv_trans_id, tvb,
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newoffset, 2, trans, "%u (%s)", trans,
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match_strval(trans, transform_id_vals));
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val_to_str(trans, transform_id_vals, "Unknown"));
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tlv_len -= 2;
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newoffset += 2;
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}
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@ -771,7 +771,7 @@ dissect_hip_tlv(tvbuff_t *tvb, int offset, proto_item *ti, int type, int tlv_len
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trans = tvb_get_ntohs(tvb, newoffset);
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proto_tree_add_uint_format(t, hf_hip_tlv_trans_id, tvb,
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newoffset, 2, trans, "%u (%s)", trans,
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match_strval(trans, transform_id_vals));
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val_to_str(trans, transform_id_vals, "Unknown"));
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tlv_len -= 2;
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newoffset += 2;
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}
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@ -788,7 +788,7 @@ dissect_hip_tlv(tvbuff_t *tvb, int offset, proto_item *ti, int type, int tlv_len
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trans = tvb_get_ntohs(tvb, newoffset);
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proto_tree_add_uint_format(t, hf_hip_tlv_nat_traversal_mode_id, tvb,
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newoffset, 2, trans, "%u (%s)", trans,
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match_strval(trans, mode_id_vals));
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val_to_str(trans, mode_id_vals, "Unknown"));
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tlv_len -= 2;
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newoffset += 2;
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}
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@ -1010,7 +1010,7 @@ dissect_hip_tlv(tvbuff_t *tvb, int offset, proto_item *ti, int type, int tlv_len
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reg_type = tvb_get_guint8(tvb, newoffset);
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proto_tree_add_uint_format(t, hf_hip_tlv_reg_type, tvb,
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newoffset, 1, reg_type, "%u (%s)", reg_type,
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match_strval(reg_type, reg_type_vals));
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val_to_str(reg_type, reg_type_vals, "Unknown"));
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/* one byte per registration type */
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tlv_len--;
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newoffset++;
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@ -1031,7 +1031,7 @@ dissect_hip_tlv(tvbuff_t *tvb, int offset, proto_item *ti, int type, int tlv_len
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n = tvb_get_guint8(tvb, offset+4);
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proto_tree_add_uint_format(t, hf_hip_tlv_sig_alg, tvb, newoffset, 1,
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n, "%u (%s)", n,
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match_strval(n, sig_alg_vals));
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val_to_str(n, sig_alg_vals, "Unknown"));
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newoffset++;
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/* Signature */
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proto_tree_add_item(t, hf_hip_tlv_sig, tvb, newoffset, tlv_len-1,
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