X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/6e12d87355718f309ce9f33183ff8235b9c5eb0d..c6d472bf63488b0c2ab7ab9f4b32c68dd2c8ea2b:/interface.h

diff --git a/interface.h b/interface.h
index 86f62af3..59c1eefd 100644
--- a/interface.h
+++ b/interface.h
@@ -82,13 +82,6 @@ extern char *strsep(char **, const char *);
 #define PT_PGM_ZMTP1	15	/* ZMTP/1.0 inside PGM (native or UDP-encapsulated) */
 #define PT_LMP		16	/* Link Management Protocol */
 
-#ifndef min
-#define min(a,b) ((a)>(b)?(b):(a))
-#endif
-#ifndef max
-#define max(a,b) ((b)>(a)?(b):(a))
-#endif
-
 #define ESRC(ep) ((ep)->ether_shost)
 #define EDST(ep) ((ep)->ether_dhost)
 
@@ -100,10 +93,6 @@ extern char *strsep(char **, const char *);
 #endif
 #endif
 
-#ifndef MIN
-#define MIN(a,b) ((a)<(b)?(a):(b))
-#endif
-
 extern char *program_name;	/* used to generate self-identifying messages */
 
 extern int32_t thiszone;	/* seconds offset from gmt to local time */
@@ -115,9 +104,21 @@ extern int32_t thiszone;	/* seconds offset from gmt to local time */
  * that "snapend - (l)" underflows.
  *
  * The check is for <= rather than < because "l" might be 0.
+ *
+ * We cast the pointers to uintptr_t to make sure that the compiler
+ * doesn't optimize away any of these tests (which it is allowed to
+ * do, as adding an integer to, or subtracting an integer from, a
+ * pointer assumes that the pointer is a pointer to an element of an
+ * array and that the result of the addition or subtraction yields a
+ * pointer to another member of the array, so that, for example, if
+ * you subtract a positive integer from a pointer, the result is
+ * guaranteed to be less than the original pointer value). See
+ *
+ *	http://www.kb.cert.org/vuls/id/162289
  */
-#define TTEST2(var, l) (snapend - (l) <= snapend && \
-			(const u_char *)&(var) <= snapend - (l))
+#define TTEST2(var, l) \
+	((uintptr_t)snapend - (l) <= (uintptr_t)snapend && \
+	   (uintptr_t)&(var) <= (uintptr_t)snapend - (l))
 
 /* True if "var" was captured */
 #define TTEST(var) TTEST2(var, sizeof(var))
@@ -128,18 +129,10 @@ extern int32_t thiszone;	/* seconds offset from gmt to local time */
 /* Bail if "var" was not captured */
 #define TCHECK(var) TCHECK2(var, sizeof(var))
 
-extern void ts_print(const struct timeval *);
-extern void relts_print(int);
-
-extern int fn_print(const u_char *, const u_char *);
-extern int fn_printn(const u_char *, u_int, const u_char *);
-extern int fn_printzp(const u_char *, u_int, const u_char *);
-extern int mask2plen(u_int32_t);
+extern int mask2plen(uint32_t);
 extern const char *tok2strary_internal(const char **, int, const char *, int);
 #define	tok2strary(a,f,i) tok2strary_internal(a, sizeof(a)/sizeof(a[0]),f,i)
 
-extern const char *dnaddr_string(u_short);
-
 extern void error(const char *, ...)
      __attribute__((noreturn))
 #ifdef __ATTRIBUTE___FORMAT_OK
@@ -155,213 +148,31 @@ extern void warning(const char *, ...)
 extern char *read_infile(char *);
 extern char *copy_argv(char **);
 
-extern void safeputchar(int);
-extern void safeputs(const char *, int);
-
-extern const char *isonsap_string(const u_char *, register u_int);
-extern const char *protoid_string(const u_char *);
-extern const char *ipxsap_string(u_short);
 extern const char *dnname_string(u_short);
 extern const char *dnnum_string(u_short);
 
 /* checksum routines */
 extern void init_checksum(void);
-extern u_int16_t verify_crc10_cksum(u_int16_t, const u_char *, int);
-extern u_int16_t create_osi_cksum(const u_int8_t *, int, int);
+extern uint16_t verify_crc10_cksum(uint16_t, const u_char *, int);
+extern uint16_t create_osi_cksum(const uint8_t *, int, int);
 
 /* The printer routines. */
 
 #include <pcap.h>
 
-extern void ascii_print(const u_char *, u_int);
-extern void hex_and_ascii_print_with_offset(const char *, const u_char *,
-	u_int, u_int);
-extern void hex_and_ascii_print(const char *, const u_char *, u_int);
-extern void telnet_print(const u_char *, u_int);
-extern int llc_print(const u_char *, u_int, u_int, const u_char *,
-	const u_char *, u_short *);
-extern int snap_print(const u_char *, u_int, u_int, u_int);
-extern void aarp_print(const u_char *, u_int);
-extern void aodv_print(const u_char *, u_int, int);
-extern void atalk_print(const u_char *, u_int);
-extern void atm_print(u_int, u_int, u_int, const u_char *, u_int, u_int);
-extern u_int atm_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int sunatm_if_print(const struct pcap_pkthdr *, const u_char *);
-extern int oam_print(const u_char *, u_int, u_int);
-extern void bootp_print(const u_char *, u_int);
-extern void bgp_print(const u_char *, int);
-extern void beep_print(const u_char *, u_int);
-extern void cnfp_print(const u_char *, const u_char *);
-extern void decnet_print(const u_char *, u_int, u_int);
-extern void default_print(const u_char *, u_int);
-extern void dvmrp_print(const u_char *, u_int);
-extern void egp_print(const u_char *, u_int);
-extern u_int enc_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int pflog_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int arcnet_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int arcnet_linux_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int token_print(const u_char *, u_int, u_int);
-extern u_int token_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void fddi_print(const u_char *, u_int, u_int);
-extern u_int fddi_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int fr_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int mfr_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int fr_print(register const u_char *, u_int);
-extern u_int mfr_print(register const u_char *, u_int);
-extern char *q922_string(const u_char *);
-extern u_int ieee802_11_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int ieee802_11_radio_if_print(const struct pcap_pkthdr *,
-	const u_char *);
-extern u_int ap1394_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int ieee802_11_radio_avs_if_print(const struct pcap_pkthdr *,
-	const u_char *);
-extern void gre_print(const u_char *, u_int);
-extern void icmp_print(const u_char *, u_int, const u_char *, int);
-extern void igmp_print(const u_char *, u_int);
-extern void igrp_print(const u_char *, u_int, const u_char *);
-extern void ipN_print(const u_char *, u_int);
-extern u_int ipfc_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void ipx_print(const u_char *, u_int);
-extern void isoclns_print(const u_char *, u_int, u_int);
-extern void krb_print(const u_char *);
-extern u_int llap_print(const u_char *, u_int);
-extern u_int ltalk_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void msdp_print(const unsigned char *, u_int);
-extern void nfsreply_print(const u_char *, u_int, const u_char *);
-extern void nfsreply_print_noaddr(const u_char *, u_int, const u_char *);
-extern void nfsreq_print(const u_char *, u_int, const u_char *);
-extern void nfsreq_print_noaddr(const u_char *, u_int, const u_char *);
-extern void ns_print(const u_char *, u_int, int);
-extern const u_char * ns_nprint (register const u_char *, register const u_char *);
-extern void ntp_print(const u_char *, u_int);
-extern u_int null_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void openflow_print(const u_char *, const u_int);
-extern void ospf_print(const u_char *, u_int, const u_char *);
-extern void olsr_print (const u_char *, u_int, int);
-extern void pimv1_print(const u_char *, u_int);
-extern void cisco_autorp_print(const u_char *, u_int);
-extern void rsvp_print(const u_char *, u_int);
-extern void ldp_print(const u_char *, u_int);
-extern void lldp_print(const u_char *, u_int);
-extern void rpki_rtr_print(const u_char *, u_int);
-extern void lmp_print(const u_char *, u_int);
-extern void lspping_print(const u_char *, u_int);
-extern void lwapp_control_print(const u_char *, u_int, int);
-extern void lwapp_data_print(const u_char *, u_int);
-extern void eigrp_print(const u_char *, u_int);
-extern void mobile_print(const u_char *, u_int);
-extern void pim_print(const u_char *, u_int, u_int);
-extern u_int pppoe_print(const u_char *, u_int);
-extern u_int ppp_print(register const u_char *, u_int);
-extern u_int ppp_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int ppp_hdlc_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int ppp_bsdos_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int pppoe_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int prism_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void q933_print(const u_char *, u_int);
-extern int vjc_print(register const char *, u_short);
-extern void vqp_print(register const u_char *, register u_int);
-extern u_int raw_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void rip_print(const u_char *, u_int);
-extern u_int sl_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void lane_print(const u_char *, u_int, u_int);
-extern u_int lane_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int cip_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int sl_bsdos_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int chdlc_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int chdlc_print(register const u_char *, u_int);
-extern u_int juniper_atm1_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_atm2_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_mfr_print(const struct pcap_pkthdr *, register const u_char *);
-extern u_int juniper_mlfr_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_mlppp_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_pppoe_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_pppoe_atm_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ggsn_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_es_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_monitor_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_services_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ether_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_ppp_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_frelay_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int juniper_chdlc_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int sll_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void snmp_print(const u_char *, u_int);
-extern void sunrpcrequest_print(const u_char *, u_int, const u_char *);
-extern u_int symantec_if_print(const struct pcap_pkthdr *, const u_char *);
-extern void tcp_print(const u_char *, u_int, const u_char *, int);
-extern void tftp_print(const u_char *, u_int);
-extern void timed_print(const u_char *);
-extern void udld_print(const u_char *, u_int);
-extern void udp_print(const u_char *, u_int, const u_char *, int);
-extern void vtp_print(const u_char *, u_int);
-extern void wb_print(const void *, u_int);
-extern int ah_print(register const u_char *);
-extern int ipcomp_print(register const u_char *, int *);
-extern void rx_print(register const u_char *, int, int, int, u_char *);
-extern void netbeui_print(u_short, const u_char *, int);
-extern void ipx_netbios_print(const u_char *, u_int);
-extern void nbt_tcp_print(const u_char *, int);
-extern void nbt_udp137_print(const u_char *, int);
-extern void nbt_udp138_print(const u_char *, int);
-extern void smb_tcp_print(const u_char *, int);
 extern char *smb_errstr(int, int);
-extern const char *nt_errstr(u_int32_t);
-extern void print_data(const unsigned char *, int);
-extern void l2tp_print(const u_char *, u_int);
-extern void vrrp_print(const u_char *, u_int, int);
-extern void slow_print(const u_char *, u_int);
-extern void sflow_print(const u_char *, u_int);
-extern void mpcp_print(const u_char *, u_int);
-extern void cfm_print(const u_char *, u_int);
-extern void pgm_print(const u_char *, u_int, const u_char *);
-extern void cdp_print(const u_char *, u_int, u_int);
-extern void dtp_print(const u_char *, u_int);
-extern void stp_print(const u_char *, u_int);
-extern void radius_print(const u_char *, u_int);
-extern void lwres_print(const u_char *, u_int);
-extern void pptp_print(const u_char *);
-extern void dccp_print(const u_char *, const u_char *, u_int);
-extern void sctp_print(const u_char *, const u_char *, u_int);
-extern void forces_print(const u_char *, u_int);
-extern void mpls_print(const u_char *, u_int);
-extern void mpls_lsp_ping_print(const u_char *, u_int);
-extern void zephyr_print(const u_char *, int);
-extern void zmtp1_print(const u_char *, u_int);
-extern void zmtp1_print_datagram(const u_char *, u_int);
-extern void hsrp_print(const u_char *, u_int);
-extern void bfd_print(const u_char *, u_int, u_int);
-extern void sip_print(const u_char *, u_int);
-extern void syslog_print(const u_char *, u_int);
-extern int mptcp_print(const u_char *, u_int, u_char);
-extern u_int bt_if_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int usb_linux_48_byte_print(const struct pcap_pkthdr *, const u_char *);
-extern u_int usb_linux_64_byte_print(const struct pcap_pkthdr *, const u_char *);
-extern void vxlan_print(const u_char *, u_int);
-extern void otv_print(const u_char *, u_int);
-extern void ahcp_print(const u_char *, const u_int);
-
+extern const char *nt_errstr(uint32_t);
 
 #ifdef INET6
-extern void ip6_opt_print(const u_char *, int);
-extern int hbhopt_print(const u_char *);
-extern int dstopt_print(const u_char *);
-extern int frag6_print(const u_char *, const u_char *);
-extern int mobility_print(const u_char *, const u_char *);
-extern void ripng_print(const u_char *, unsigned int);
-extern int rt6_print(const u_char *, const u_char *);
-extern void ospf6_print(const u_char *, u_int);
-extern void dhcp6_print(const u_char *, u_int);
-extern void babel_print(const u_char *, u_int);
 extern int mask62plen(const u_char *);
 #endif /*INET6*/
 
 struct cksum_vec {
-	const u_int8_t	*ptr;
+	const uint8_t	*ptr;
 	int		len;
 };
-extern u_int16_t in_cksum(const struct cksum_vec *, int);
-extern u_int16_t in_cksum_shouldbe(u_int16_t, u_int16_t);
+extern uint16_t in_cksum(const struct cksum_vec *, int);
+extern uint16_t in_cksum_shouldbe(uint16_t, uint16_t);
 
 #ifndef HAVE_BPF_DUMP
 struct bpf_program;
@@ -413,4 +224,6 @@ extern netdissect_options *gndo;
 #define snaplen     gndo->ndo_snaplen
 #define snapend     gndo->ndo_snapend
 
+extern void default_print(const u_char *, u_int);
+
 #endif