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Merge r30025 from nmap-npingchanges: Add two helper functions to handle sockaddr_storage structures.

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luis
2013-03-29 17:53:02 +00:00
parent 1c011669bc
commit b70a358447
2 changed files with 27 additions and 0 deletions
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25
nping/utils_net.cc
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@@ -277,6 +277,31 @@ u16 sockaddr2port(struct sockaddr_in6 *s6){
} }
/* Sets the address family member of the supplied sockaddr. */
int setsockaddrfamily(struct sockaddr_storage *ss, int family){
struct sockaddr_in *s4=(struct sockaddr_in *)ss;
s4->sin_family=family;
return OP_SUCCESS;
} /* End of setsockaddrfamily() */
/* Sets the special INADDR_ANY or in6addr_an constant on the sin_family or
* sin6_addr member of the supplied sockaddr. Note that for this to work,
* the supplied sockaddr_storage MUST have a correct address family set
* already (sin_family or sin6_family). */
int setsockaddrany(struct sockaddr_storage *ss){
struct sockaddr_in *s4=(struct sockaddr_in *)ss;
struct sockaddr_in6 *s6=(struct sockaddr_in6 *)ss;
if(s4->sin_family==AF_INET)
s4->sin_addr.s_addr=INADDR_ANY;
else if(s6->sin6_family==AF_INET6)
s6->sin6_addr=in6addr_any;
else
return OP_FAILURE;
return OP_SUCCESS;
} /* End of setsockaddrany() */
/** Returns true if supplied value corresponds to a valid RFC compliant ICMP /** Returns true if supplied value corresponds to a valid RFC compliant ICMP
* Code. Otherwise it returns false. * Code. Otherwise it returns false.
* @warning The fact that a given value matches a standard code does not * @warning The fact that a given value matches a standard code does not

2
nping/utils_net.h
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@@ -117,6 +117,8 @@ u16 sockaddr2port(struct sockaddr_storage *ss);
u16 sockaddr2port(struct sockaddr_storage ss); u16 sockaddr2port(struct sockaddr_storage ss);
u16 sockaddr2port(struct sockaddr_in *s4); u16 sockaddr2port(struct sockaddr_in *s4);
u16 sockaddr2port(struct sockaddr_in6 *s6); u16 sockaddr2port(struct sockaddr_in6 *s6);
int setsockaddrfamily(struct sockaddr_storage *ss, int family);
int setsockaddrany(struct sockaddr_storage *ss);
bool isICMPType(u8 type); bool isICMPType(u8 type);
bool isICMPCode(u8 code); bool isICMPCode(u8 code);
bool isICMPCode(u8 code, u8 type); bool isICMPCode(u8 code, u8 type);