Use more the EXTRACT_U_1() macro (40/n)

[tcpdump] / print-atm.c

diff --git a/print-atm.c b/print-atm.c
index 12ada49df75934f340858a7ea2dc7db4d0dd6309..9c4adbc12c040529a4335b04e469bf2e75c490b5 100644 (file)
--- a/print-atm.c
+++ b/print-atm.c
@@ -282,7 +282,7 @@ atm_if_print(netdissect_options *ndo,
         * packet nor an RFC 2684 routed NLPID-formatted PDU nor
         * an 802.2-but-no-SNAP IP packet.
         */
-       llchdr = EXTRACT_24BITS(p);
+       llchdr = EXTRACT_BE_U_3(p);
        if (llchdr != LLC_UI_HDR(LLCSAP_SNAP) &&
            llchdr != LLC_UI_HDR(LLCSAP_ISONS) &&
            llchdr != LLC_UI_HDR(LLCSAP_IP)) {
@@ -308,10 +308,10 @@ atm_if_print(netdissect_options *ndo,
                }
                if (ndo->ndo_eflag)
                        ND_PRINT((ndo, "%08x%08x %08x%08x ",
-                              EXTRACT_32BITS(p),
-                              EXTRACT_32BITS(p+4),
-                              EXTRACT_32BITS(p+8),
-                              EXTRACT_32BITS(p+12)));
+                              EXTRACT_BE_U_4(p),
+                              EXTRACT_BE_U_4(p + 4),
+                              EXTRACT_BE_U_4(p + 8),
+                              EXTRACT_BE_U_4(p + 12)));
                p += 20;
                length -= 20;
                caplen -= 20;
@@ -358,7 +358,7 @@ sig_print(netdissect_options *ndo,
                ND_PRINT((ndo, "Q.2931"));
                ND_TCHECK(p[MSG_TYPE_POS]);
                ND_PRINT((ndo, ":%s ",
-                   tok2str(msgtype2str, "msgtype#%d", p[MSG_TYPE_POS])));
+                   tok2str(msgtype2str, "msgtype#%d", EXTRACT_U_1(p + MSG_TYPE_POS))));
 
                /*
                 * The call reference comes before the message type,
@@ -366,11 +366,11 @@ sig_print(netdissect_options *ndo,
                 * do from the caplen test above, we also know we have
                 * the call reference.
                 */
-               call_ref = EXTRACT_24BITS(&p[CALL_REF_POS]);
+               call_ref = EXTRACT_BE_U_3(p + CALL_REF_POS);
                ND_PRINT((ndo, "CALL_REF:0x%06x", call_ref));
        } else {
                /* SSCOP with some unknown protocol atop it */
-               ND_PRINT((ndo, "SSCOP, proto %d ", p[PROTO_POS]));
+               ND_PRINT((ndo, "SSCOP, proto %d ", EXTRACT_U_1(p + PROTO_POS)));
        }
        return;
 
@@ -461,9 +461,9 @@ oam_print (netdissect_options *ndo,
 
 
     ND_TCHECK(*(p+ATM_HDR_LEN_NOHEC+hec));
-    cell_header = EXTRACT_32BITS(p+hec);
-    cell_type = ((*(p+ATM_HDR_LEN_NOHEC+hec))>>4) & 0x0f;
-    func_type = (*(p+ATM_HDR_LEN_NOHEC+hec)) & 0x0f;
+    cell_header = EXTRACT_BE_U_4(p + hec);
+    cell_type = (EXTRACT_U_1((p + ATM_HDR_LEN_NOHEC + hec)) >> 4) & 0x0f;
+    func_type = EXTRACT_U_1((p + ATM_HDR_LEN_NOHEC + hec)) & 0x0f;
 
     vpi = (cell_header>>20)&0xff;
     vci = (cell_header>>4)&0xffff;
@@ -501,17 +501,17 @@ oam_print (netdissect_options *ndo,
                tok2str(oam_fm_loopback_indicator_values,
                        "Unknown",
                        oam_ptr.oam_fm_loopback->loopback_indicator & OAM_FM_LOOPBACK_INDICATOR_MASK),
-               EXTRACT_32BITS(&oam_ptr.oam_fm_loopback->correlation_tag)));
+               EXTRACT_BE_U_4(&oam_ptr.oam_fm_loopback->correlation_tag)));
         ND_PRINT((ndo, "\n\tLocation-ID "));
         for (idx = 0; idx < sizeof(oam_ptr.oam_fm_loopback->loopback_id); idx++) {
             if (idx % 2) {
-                ND_PRINT((ndo, "%04x ", EXTRACT_16BITS(&oam_ptr.oam_fm_loopback->loopback_id[idx])));
+                ND_PRINT((ndo, "%04x ", EXTRACT_BE_U_2(&oam_ptr.oam_fm_loopback->loopback_id[idx])));
             }
         }
         ND_PRINT((ndo, "\n\tSource-ID   "));
         for (idx = 0; idx < sizeof(oam_ptr.oam_fm_loopback->source_id); idx++) {
             if (idx % 2) {
-                ND_PRINT((ndo, "%04x ", EXTRACT_16BITS(&oam_ptr.oam_fm_loopback->source_id[idx])));
+                ND_PRINT((ndo, "%04x ", EXTRACT_BE_U_2(&oam_ptr.oam_fm_loopback->source_id[idx])));
             }
         }
         break;
@@ -524,7 +524,7 @@ oam_print (netdissect_options *ndo,
         ND_PRINT((ndo, "\n\tLocation-ID "));
         for (idx = 0; idx < sizeof(oam_ptr.oam_fm_ais_rdi->failure_location); idx++) {
             if (idx % 2) {
-                ND_PRINT((ndo, "%04x ", EXTRACT_16BITS(&oam_ptr.oam_fm_ais_rdi->failure_location[idx])));
+                ND_PRINT((ndo, "%04x ", EXTRACT_BE_U_2(&oam_ptr.oam_fm_ais_rdi->failure_location[idx])));
             }
         }
         break;
@@ -538,8 +538,8 @@ oam_print (netdissect_options *ndo,
     }
 
     /* crc10 checksum verification */
-    ND_TCHECK2(*(p + OAM_CELLTYPE_FUNCTYPE_LEN + OAM_FUNCTION_SPECIFIC_LEN), 2);
-    cksum = EXTRACT_16BITS(p + OAM_CELLTYPE_FUNCTYPE_LEN + OAM_FUNCTION_SPECIFIC_LEN)
+    ND_TCHECK_2(p + OAM_CELLTYPE_FUNCTYPE_LEN + OAM_FUNCTION_SPECIFIC_LEN);
+    cksum = EXTRACT_BE_U_2(p + OAM_CELLTYPE_FUNCTYPE_LEN + OAM_FUNCTION_SPECIFIC_LEN)
         & OAM_CRC10_MASK;
     cksum_shouldbe = verify_crc10_cksum(0, p, OAM_PAYLOAD_LEN);