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Constify data arguments in packet building and sending functions.

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This commit is contained in:
david
2012-10-06 21:26:29 +00:00
parent 07f9b440f4
commit bc0c6d17b4
2 changed files with 27 additions and 27 deletions
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28
tcpip.cc
View File

@@ -658,7 +658,7 @@ u8 *build_ip_raw(const struct in_addr *source,
u8 *build_ipv6_raw(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 nextheader, int hoplimit,
char *data, u16 datalen, u32 *outpacketlen) {
const char *data, u16 datalen, u32 *outpacketlen) {
u8 *packet;
assert(source != NULL);
@@ -682,7 +682,7 @@ u8 *build_ipv6_raw(const struct in6_addr *source,
static u8 *build_tcp(u16 sport, u16 dport, u32 seq, u32 ack, u8 reserved,
u8 flags, u16 window, u16 urp,
const u8 *tcpopt, int tcpoptlen,
char *data, u16 datalen, u32 *packetlen) {
const char *data, u16 datalen, u32 *packetlen) {
struct tcp_hdr *tcp;
u8 *packet;
@@ -741,7 +741,7 @@ u8 *build_tcp_raw(const struct in_addr *source,
const struct in_addr *victim, int ttl, u16 ipid, u8 tos,
bool df, const u8 *ipopt, int ipoptlen, u16 sport, u16 dport,
u32 seq, u32 ack, u8 reserved, u8 flags, u16 window,
u16 urp, const u8 *tcpopt, int tcpoptlen, char *data,
u16 urp, const u8 *tcpopt, int tcpoptlen, const char *data,
u16 datalen, u32 *packetlen) {
struct tcp_hdr *tcp;
u32 tcplen;
@@ -767,7 +767,7 @@ u8 *build_tcp_raw_ipv6(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 hoplimit, u16 sport, u16 dport, u32 seq, u32 ack,
u8 reserved, u8 flags, u16 window, u16 urp,
const u8 *tcpopt, int tcpoptlen, char *data,
const u8 *tcpopt, int tcpoptlen, const char *data,
u16 datalen, u32 *packetlen) {
struct tcp_hdr *tcp;
u32 tcplen;
@@ -789,7 +789,7 @@ int send_tcp_raw(int sd, const struct eth_nfo *eth,
const struct in_addr *victim, int ttl, bool df,
u8 *ipops, int ipoptlen, u16 sport, u16 dport, u32 seq,
u32 ack, u8 reserved, u8 flags, u16 window, u16 urp,
u8 *options, int optlen, char *data, u16 datalen) {
u8 *options, int optlen, const char *data, u16 datalen) {
struct sockaddr_storage dst;
struct sockaddr_in *dst_in;
unsigned int packetlen;
@@ -821,7 +821,7 @@ int send_tcp_raw_decoys(int sd, const struct eth_nfo *eth,
u16 sport, u16 dport,
u32 seq, u32 ack, u8 reserved, u8 flags,
u16 window, u16 urp, u8 *options, int optlen,
char *data, u16 datalen) {
const char *data, u16 datalen) {
int decoy;
for (decoy = 0; decoy < o.numdecoys; decoy++)
@@ -895,7 +895,7 @@ u8 *build_udp_raw(const struct in_addr *source, const struct in_addr *victim,
u8 *build_udp_raw_ipv6(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 hoplimit, u16 sport, u16 dport,
char *data, u16 datalen, u32 *packetlen) {
const char *data, u16 datalen, u32 *packetlen) {
struct udp_hdr *udp;
u32 udplen;
u8 *ipv6;
@@ -913,7 +913,7 @@ int send_udp_raw(int sd, const struct eth_nfo *eth,
struct in_addr *source, const struct in_addr *victim,
int ttl, u16 ipid,
u8 *ipopt, int ipoptlen,
u16 sport, u16 dport, char *data, u16 datalen) {
u16 sport, u16 dport, const char *data, u16 datalen) {
struct sockaddr_storage dst;
struct sockaddr_in *dst_in;
unsigned int packetlen;
@@ -939,7 +939,7 @@ int send_udp_raw_decoys(int sd, const struct eth_nfo *eth,
const struct in_addr *victim,
int ttl, u16 ipid,
u8 *ipops, int ipoptlen,
u16 sport, u16 dport, char *data, u16 datalen) {
u16 sport, u16 dport, const char *data, u16 datalen) {
int decoy;
for (decoy = 0; decoy < o.numdecoys; decoy++)
@@ -999,7 +999,7 @@ u8 *build_sctp_raw(const struct in_addr *source,
const struct in_addr *victim, int ttl, u16 ipid,
u8 tos, bool df, u8 *ipopt, int ipoptlen, u16 sport,
u16 dport, u32 vtag, char *chunks, int chunkslen,
char *data, u16 datalen, u32 *packetlen) {
const char *data, u16 datalen, u32 *packetlen) {
u8 *ip, *sctp;
u32 sctplen;
@@ -1014,7 +1014,7 @@ u8 *build_sctp_raw(const struct in_addr *source,
u8 *build_sctp_raw_ipv6(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 hoplimit, u16 sport, u16 dport, u32 vtag,
char *chunks, int chunkslen, char *data, u16 datalen,
char *chunks, int chunkslen, const char *data, u16 datalen,
u32 *packetlen) {
u8 *ipv6, *sctp;
u32 sctplen;
@@ -1038,7 +1038,7 @@ u8 *build_sctp_raw_ipv6(const struct in6_addr *source,
u8 *build_icmp_raw(const struct in_addr *source,
const struct in_addr *victim, int ttl, u16 ipid,
u8 tos, bool df, u8 *ipopt, int ipoptlen, u16 seq,
unsigned short id, u8 ptype, u8 pcode, char *data,
unsigned short id, u8 ptype, u8 pcode, const char *data,
u16 datalen, u32 *packetlen) {
struct ppkt {
u8 type;
@@ -1105,7 +1105,7 @@ u8 *build_icmp_raw(const struct in_addr *source,
u8 *build_icmpv6_raw(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 hoplimit, u16 seq, u16 id, u8 ptype, u8 pcode,
char *data, u16 datalen, u32 *packetlen) {
const char *data, u16 datalen, u32 *packetlen) {
char *packet;
struct icmpv6_hdr *icmpv6;
union icmpv6_msg *msg;
@@ -1152,7 +1152,7 @@ u8 *build_icmpv6_raw(const struct in6_addr *source,
u8 *build_igmp_raw(const struct in_addr *source,
const struct in_addr *victim, int ttl, u16 ipid,
u8 tos, bool df, u8 *ipopt, int ipoptlen, u8 ptype,
u8 pcode, char *data, u16 datalen, u32 *packetlen) {
u8 pcode, const char *data, u16 datalen, u32 *packetlen) {
struct {
u8 igmp_type;
u8 igmp_code;

26
tcpip.h
View File

@@ -299,7 +299,7 @@ u8 *build_ip_raw(const struct in_addr *source, const struct in_addr *victim,
u8 *build_ipv6_raw(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 nextheader, int hoplimit,
char *data, u16 datalen, u32 *outpacketlen);
const char *data, u16 datalen, u32 *outpacketlen);
/* Builds a TCP packet (including an IP header) by packing the fields
with the given information. It allocates a new buffer to store the
@@ -313,14 +313,14 @@ u8 *build_tcp_raw(const struct in_addr *source, const struct in_addr *victim,
u16 sport, u16 dport,
u32 seq, u32 ack, u8 reserved, u8 flags, u16 window, u16 urp,
const u8 *options, int optlen,
char *data, u16 datalen,
const char *data, u16 datalen,
u32 *packetlen);
u8 *build_tcp_raw_ipv6(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 hoplimit, u16 sport, u16 dport, u32 seq, u32 ack,
u8 reserved, u8 flags, u16 window, u16 urp,
const u8 *tcpopt, int tcpoptlen, char *data,
const u8 *tcpopt, int tcpoptlen, const char *data,
u16 datalen, u32 *packetlen);
/* Build and send a raw tcp packet. If TTL is -1, a partially random
@@ -332,7 +332,7 @@ int send_tcp_raw( int sd, const struct eth_nfo *eth,
u16 sport, u16 dport,
u32 seq, u32 ack, u8 reserved, u8 flags, u16 window, u16 urp,
u8 *options, int optlen,
char *data, u16 datalen);
const char *data, u16 datalen);
int send_tcp_raw_decoys( int sd, const struct eth_nfo *eth,
const struct in_addr *victim,
@@ -341,7 +341,7 @@ int send_tcp_raw_decoys( int sd, const struct eth_nfo *eth,
u16 sport, u16 dport,
u32 seq, u32 ack, u8 reserved, u8 flags, u16 window, u16 urp,
u8 *options, int optlen,
char *data, u16 datalen);
const char *data, u16 datalen);
/* Builds a UDP packet (including an IP header) by packing the fields
with the given information. It allocates a new buffer to store the
@@ -359,21 +359,21 @@ u8 *build_udp_raw(const struct in_addr *source, const struct in_addr *victim,
u8 *build_udp_raw_ipv6(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 hoplimit, u16 sport, u16 dport,
char *data, u16 datalen, u32 *packetlen);
const char *data, u16 datalen, u32 *packetlen);
int send_udp_raw( int sd, const struct eth_nfo *eth,
struct in_addr *source, const struct in_addr *victim,
int ttl, u16 ipid,
u8* ipopt, int ipoptlen,
u16 sport, u16 dport,
char *data, u16 datalen);
const char *data, u16 datalen);
int send_udp_raw_decoys( int sd, const struct eth_nfo *eth,
const struct in_addr *victim,
int ttl, u16 ipid,
u8* ipops, int ip,
u16 sport, u16 dport,
char *data, u16 datalen);
const char *data, u16 datalen);
/* Builds an SCTP packet (including an IP header) by packing the fields
with the given information. It allocates a new buffer to store the
@@ -386,13 +386,13 @@ u8 *build_sctp_raw(const struct in_addr *source, const struct in_addr *victim,
u8* ipopt, int ipoptlen,
u16 sport, u16 dport,
u32 vtag, char *chunks, int chunkslen,
char *data, u16 datalen,
const char *data, u16 datalen,
u32 *packetlen);
u8 *build_sctp_raw_ipv6(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 hoplimit, u16 sport, u16 dport, u32 vtag,
char *chunks, int chunkslen, char *data, u16 datalen,
char *chunks, int chunkslen, const char *data, u16 datalen,
u32 *packetlen);
/* Builds an ICMP packet (including an IP header) by packing the
@@ -407,12 +407,12 @@ u8 *build_icmp_raw(const struct in_addr *source, const struct in_addr *victim,
int ttl, u16 ipid, u8 tos, bool df,
u8* ipopt, int ipoptlen,
u16 seq, unsigned short id, u8 ptype, u8 pcode,
char *data, u16 datalen, u32 *packetlen);
const char *data, u16 datalen, u32 *packetlen);
u8 *build_icmpv6_raw(const struct in6_addr *source,
const struct in6_addr *victim, u8 tc, u32 flowlabel,
u8 hoplimit, u16 seq, u16 id, u8 ptype, u8 pcode,
char *data, u16 datalen, u32 *packetlen);
const char *data, u16 datalen, u32 *packetlen);
/* Builds an IGMP packet (including an IP header) by packing the fields
with the given information. It allocates a new buffer to store the
@@ -425,7 +425,7 @@ u8 *build_igmp_raw(const struct in_addr *source, const struct in_addr *victim,
int ttl, u16 ipid, u8 tos, bool df,
u8* ipopt, int ipoptlen,
u8 ptype, u8 pcode,
char *data, u16 datalen, u32 *packetlen);
const char *data, u16 datalen, u32 *packetlen);
// Returns whether the packet receive time value obtaned from libpcap