contrib/tcpdump/print-bootp.c

595 	register u_int len;
629 			len = 0;
633 			len = *bp++;
636 		ND_PRINT((ndo, "\n\t    %s Option %u, length %u%s", cp, tag, len,
637 			  len > 0 ? ": " : ""));
649 		if (!ND_TTEST2(*bp, len)) {
650 			ND_PRINT((ndo, "[|rfc1048 %u]", len));
654 		if (tag == TAG_DHCP_MESSAGE && len == 1) {
662 			while (len-- > 0) {
677 			while (len > 1) {
678 				len -= 2;
693 			if (len & 1)
695 			else if (len & 2)
706 			if (fn_printn(ndo, bp, len, ndo->ndo_snapend)) {
711 			bp += len;
712 			len = 0;
719 			while (len >= sizeof(ul)) {
731 				len -= sizeof(ul);
738 			while (len >= 2*sizeof(ul)) {
747 				len -= 2*sizeof(ul);
754 			while (len >= sizeof(us)) {
760 				len -= sizeof(us);
767 			while (len > 0) {
782 				--len;
791 			while (len > 0) {
799 				--len;
810 				if (len < 1) {
815 				--len;
821 				if (len < 1) {
826 				--len;
832 				if (len < 3) {
834 					bp += len;
835 					len = 0;
845 				if (fn_printn(ndo, bp, len - 3, ndo->ndo_snapend)) {
850 				bp += len - 3;
851 				len = 0;
859 				if (len < 1) {
864 				len--;
867 					if (fn_printn(ndo, bp, len, ndo->ndo_snapend)) {
872 					bp += len;
873 					len = 0;
877 					while (len > 0) {
882 						--len;
890 				while (len >= 2) {
893 					len -= 2;
894 					if (suboptlen > len) {
899 						bp += len;
900 						len = 0;
920 					len -= suboptlen;
931 				if (len < 5) {
933 					bp += len;
934 					len = 0;
937 				while (len > 0) {
941 					len--;
945 						bp += len;
946 						len = 0;
951 					if (len < significant_octets + 4) {
952 						ND_PRINT((ndo, "[ERROR: Remaining length (%u) < %u bytes]", len, significant_octets + 4));
953 						bp += len;
954 						len = 0;
973 					len -= (significant_octets + 4);
984 				if (len < 2) {
986 					bp += len;
987 					len = 0;
990 				while (len > 0) {
992 					len--;
997 						bp += len;
998 						len = 0;
1001 					if (len < suboptlen) {
1003 						bp += len;
1004 						len = 0;
1015 					len -= suboptlen;
1023 					  tag, len));
1024 				bp += len;
1025 				len = 0;
1031 		if (len) {
1032 			ND_PRINT((ndo, "\n\t  trailing data length %u", len));
1033 			bp += len;