(/home/sate/Testcases/c/cve/wireshark-1.2.0/epan/dissectors/packet-bgp.c) |
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| 529 | | | mp_addr_to_str (guint16 afi, guint8 safi, tvbuff_t *tvb, gint offset, emem_strbuf_t *strbuf) |
| 530 | | | { |
| 531 | | | int length; |
| 532 | | | guint32 ip4addr,ip4addr2; |
| 533 | | | guint16 rd_type; |
| 534 | | | struct e_in6_addr ip6addr; |
| 535 | | | |
| 536 | | | length = 0 ; |
| 537 | | | switch (afi) { |
| 538 | | | case AFNUM_INET: |
| 539 | | | switch (safi) { |
| 540 | | | case SAFNUM_UNICAST: |
| 541 | | | case SAFNUM_MULCAST: |
| 542 | | | case SAFNUM_UNIMULC: |
| 543 | | | case SAFNUM_MPLS_LABEL: |
| 544 | | | case SAFNUM_TUNNEL:
x /home/sate/Testcases/c/cve/wireshark-1.2.0/epan/dissectors/packet-bgp.h |
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220 | #define SAFNUM_TUNNEL 64 /* draft-nalawade-kapoor-tunnel-safi-02.txt */ |
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| 545 | | | length = 4 ; |
| 546 | | | ip4addr = tvb_get_ipv4(tvb, offset); |
| 547 | | | ep_strbuf_append(strbuf, ip_to_str((guint8 *)&ip4addr)); |
| 548 | | | break; |
| 549 | | | case SAFNUM_LAB_VPNUNICAST: |
| 550 | | | case SAFNUM_LAB_VPNMULCAST: |
| 551 | | | case SAFNUM_LAB_VPNUNIMULC: |
| 552 | | | rd_type=tvb_get_ntohs(tvb,offset) ; |
| 553 | | | switch (rd_type) { |
| 554 | | | case FORMAT_AS2_LOC: |
| 555 | | | length = 8 + sizeof(ip4addr); |
| 556 | | | ip4addr = tvb_get_ipv4(tvb, offset + 8); |
| 557 | | | ep_strbuf_printf(strbuf, "Empty Label Stack RD=%u:%u IPv4=%s", |
| 558 | | | tvb_get_ntohs(tvb, offset + 2), |
| 559 | | | tvb_get_ntohl(tvb, offset + 4), |
| 560 | | | ip_to_str((guint8 *)&ip4addr)); |
| 561 | | | break; |
| 562 | | | case FORMAT_IP_LOC: |
| 563 | | | length = 8 + sizeof(ip4addr); |
| 564 | | | ip4addr = tvb_get_ipv4(tvb, offset + 2); |
| 565 | | | ip4addr2 = tvb_get_ipv4(tvb, offset + 8); |
| 566 | | | ep_strbuf_printf(strbuf, "Empty Label Stack RD=%s:%u IPv4=%s", |
| 567 | | | ip_to_str((guint8 *)&ip4addr), |
| 568 | | | tvb_get_ntohs(tvb, offset + 6), |
| 569 | | | ip_to_str((guint8 *)&ip4addr2)); |
| 570 | | | break ; |
| 571 | | | default: |
| 572 | | | length = 0 ; |
| 573 | | | ep_strbuf_printf(strbuf, "Unknown (0x%04x) labeled VPN IPv4 address format",rd_type); |
| 574 | | | break; |
| 575 | | | } |
| 576 | | | break; |
| 577 | | | default: |
| 578 | | | length = 0 ; |
| 579 | | | ep_strbuf_printf(strbuf, "Unknown SAFI (%u) for AFI %u", safi, afi); |
| 580 | | | break; |
| 581 | | | } |
| 582 | | | break; |
| 583 | | | case AFNUM_INET6: |
| 584 | | | switch (safi) { |
| 585 | | | case SAFNUM_UNICAST: |
| 586 | | | case SAFNUM_MULCAST: |
| 587 | | | case SAFNUM_UNIMULC: |
| 588 | | | case SAFNUM_MPLS_LABEL: |
| 589 | | | case SAFNUM_TUNNEL:
x /home/sate/Testcases/c/cve/wireshark-1.2.0/epan/dissectors/packet-bgp.h |
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220 | #define SAFNUM_TUNNEL 64 /* draft-nalawade-kapoor-tunnel-safi-02.txt */ |
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| 590 | | | length = 16 ; |
| 591 | | | tvb_get_ipv6(tvb, offset, &ip6addr); |
| 592 | | | ep_strbuf_printf(strbuf, "%s", ip6_to_str(&ip6addr)); |
| 593 | | | break; |
| 594 | | | case SAFNUM_LAB_VPNUNICAST: |
| 595 | | | case SAFNUM_LAB_VPNMULCAST: |
| 596 | | | case SAFNUM_LAB_VPNUNIMULC: |
| 597 | | | rd_type=tvb_get_ntohs(tvb,offset) ; |
| 598 | | | switch (rd_type) { |
| 599 | | | case FORMAT_AS2_LOC: |
| 600 | | | length = 8 + 16; |
| 601 | | | tvb_get_ipv6(tvb, offset + 8, &ip6addr); |
| 602 | | | ep_strbuf_printf(strbuf, "Empty Label Stack RD=%u:%u IPv6=%s", |
| 603 | | | tvb_get_ntohs(tvb, offset + 2), |
| 604 | | | tvb_get_ntohl(tvb, offset + 4), |
| 605 | | | ip6_to_str(&ip6addr)); |
| 606 | | | break; |
| 607 | | | case FORMAT_IP_LOC: |
| 608 | | | length = 8 + 16; |
| 609 | | | ip4addr = tvb_get_ipv4(tvb, offset + 2); |
| 610 | | | tvb_get_ipv6(tvb, offset + 8, &ip6addr); |
| 611 | | | ep_strbuf_printf(strbuf, "Empty Label Stack RD=%s:%u IPv6=%s", |
| 612 | | | ip_to_str((guint8 *)&ip4addr), |
| 613 | | | tvb_get_ntohs(tvb, offset + 6), |
| 614 | | | ip6_to_str(&ip6addr)); |
| 615 | | | break ; |
| 616 | | | default: |
| 617 | | | length = 0 ; |
| 618 | | | ep_strbuf_printf(strbuf, "Unknown (0x%04x) labeled VPN IPv6 address format",rd_type); |
| 619 | | | break; |
| 620 | | | } |
| 621 | | | break; |
| 622 | | | default: |
| 623 | | | length = 0 ; |
| 624 | | | ep_strbuf_printf(strbuf, "Unknown SAFI (%u) for AFI %u", safi, afi); |
| 625 | | | break; |
| 626 | | | } |
| 627 | | | break; |
| 628 | | | case AFNUM_L2VPN: |
| 629 | | | case AFNUM_L2VPN_OLD: |
| 630 | | | switch (safi) { |
| 631 | | | case SAFNUM_LAB_VPNUNICAST: |
| 632 | | | case SAFNUM_LAB_VPNMULCAST: |
| 633 | | | case SAFNUM_LAB_VPNUNIMULC: |
| 634 | | | case SAFNUM_VPLS: |
| 635 | | | length = 4; |
| 636 | | | ip4addr = tvb_get_ipv4(tvb, offset + 0); |
| 637 | | | ep_strbuf_printf(strbuf, "IPv4=%s", |
| 638 | | | ip_to_str((guint8 *)&ip4addr)); |
| 639 | | | break; |
| 640 | | | default: |
| 641 | | | length = 0 ; |
Useless Assignment
This code assigns the variable the same value it already had. |
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| 642 | | | ep_strbuf_printf(strbuf, "Unknown SAFI (%u) for AFI %u", safi, afi); |
| 643 | | | break; |
| 644 | | | } |
| 645 | | | break; |
| 646 | | | default: |
| 647 | | | length = 0 ; |
| 648 | | | ep_strbuf_printf(strbuf, "Unknown AFI (%u) value", afi); |
| 649 | | | break; |
| 650 | | | } |
| 651 | | | return(length) ; |
| 652 | | | } |
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