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Public Member Functions | Private Attributes | List of all members
net::in::SocketAddrInfo Class Reference

#include <SocketAddrInfo.h>

Collaboration diagram for net::in::SocketAddrInfo:

Public Member Functions

 SocketAddrInfo ()=default
 
 ~SocketAddrInfo ()
 
int resolve (const std::string &node, const std::string &service, const addrinfo &hints)
 
bool useNext ()
 
sockaddr_in getSockAddr ()
 
std::string getCanonName ()
 
void logAddressInfo ()
 

Private Attributes

struct addrinfo * addrInfo = nullptr
 
struct addrinfo * currentAddrInfo = nullptr
 

Detailed Description

Definition at line 35 of file SocketAddrInfo.h.

Constructor & Destructor Documentation

◆ SocketAddrInfo()

net::in::SocketAddrInfo::SocketAddrInfo ( )
default

◆ ~SocketAddrInfo()

net::in::SocketAddrInfo::~SocketAddrInfo ( )

Definition at line 33 of file SocketAddrInfo.cpp.

33 {
34 if (addrInfo != nullptr) {
35 freeaddrinfo(addrInfo);
36 }
37 }
net::in::SocketAddrInfo::addrInfo
struct addrinfo * addrInfo
Definition SocketAddrInfo.h:50
core::system::freeaddrinfo
void freeaddrinfo(struct addrinfo *res)
Definition netdb.cpp:35

Member Function Documentation

◆ getCanonName()

std::string net::in::SocketAddrInfo::getCanonName ( )

Definition at line 67 of file SocketAddrInfo.cpp.

67 {
68 return currentAddrInfo->ai_canonname != nullptr ? currentAddrInfo->ai_canonname : std::string{};
69 }
net::in::SocketAddrInfo::currentAddrInfo
struct addrinfo * currentAddrInfo
Definition SocketAddrInfo.h:51

◆ getSockAddr()

sockaddr_in net::in::SocketAddrInfo::getSockAddr ( )

Definition at line 62 of file SocketAddrInfo.cpp.

62 {
63 return currentAddrInfo != nullptr ? *reinterpret_cast<sockaddr_in*>(currentAddrInfo->ai_addr) // cppcheck-suppress internalAstError
64 : sockaddr_in{.sin_family = AF_INET, .sin_port{}, .sin_addr{}, .sin_zero{}};
65 }

◆ logAddressInfo()

void net::in::SocketAddrInfo::logAddressInfo ( )

Definition at line 71 of file SocketAddrInfo.cpp.

71 {
72 if (currentAddrInfo != nullptr) {
73 static char hostBfr[NI_MAXHOST];
74 static char servBfr[NI_MAXSERV];
75 std::memset(hostBfr, 0, NI_MAXHOST);
76 std::memset(servBfr, 0, NI_MAXSERV);
77
78 getnameinfo(currentAddrInfo->ai_addr,
79 currentAddrInfo->ai_addrlen,
80 hostBfr,
81 sizeof(hostBfr),
82 servBfr,
83 sizeof(servBfr),
84 NI_NUMERICHOST | NI_NUMERICSERV);
85
86 struct sockaddr_in* aiAddr = reinterpret_cast<sockaddr_in*>(currentAddrInfo->ai_addr);
87
88 const std::string format = "AddressInfo:\n"
89 " ai_next = %v\n"
90 " ai_flags = %v\n"
91 " ai_family = %v (PF_INET = %v, PF_INET6 = %v)\n"
92 " ai_socktype = %v (SOCK_STREAM = %v, SOCK_DGRAM = %v)\n"
93 " ai_protocol = %v (IPPROTO_TCP = %v, IPPROTO_UDP = %v)\n"
94 " ai_addrlen = %v (sockaddr_in = %v, "
95 "sockaddr_in6 = %v)\n"
96 " ai_addr = sin_family: %v (AF_INET = %v, "
97 "AF_INET6 = %v)\n"
98 " sin_addr: %v\n"
99 " sin_port: %v";
100
101 el::Loggers::getLogger("default")->trace(format.c_str(),
102 currentAddrInfo->ai_next,
103 currentAddrInfo->ai_flags,
104 currentAddrInfo->ai_family,
105 PF_INET,
106 PF_INET6,
107 currentAddrInfo->ai_socktype,
108 SOCK_STREAM,
109 SOCK_DGRAM,
110 currentAddrInfo->ai_protocol,
111 IPPROTO_TCP,
112 IPPROTO_UDP,
113 currentAddrInfo->ai_addrlen,
114 sizeof(struct sockaddr_in),
115 sizeof(struct sockaddr_in6),
116 aiAddr->sin_family,
117 AF_INET,
118 AF_INET6,
119 hostBfr,
120 servBfr);
121 }
122 }
core::system::getnameinfo
int getnameinfo(const sockaddr *addr, socklen_t addrlen, char *host, socklen_t hostlen, char *serv, socklen_t servlen, int flags)
Definition netdb.cpp:40

◆ resolve()

int net::in::SocketAddrInfo::resolve ( const std::string & node,
const std::string & service,
const addrinfo & hints )

Definition at line 39 of file SocketAddrInfo.cpp.

39 {
40 if (addrInfo != nullptr) {
41 freeaddrinfo(addrInfo);
42 addrInfo = nullptr;
43 }
44
45 int aiErrCode = 0;
46
47 if ((aiErrCode = core::system::getaddrinfo(node.c_str(), service.c_str(), &hints, &addrInfo)) == 0) {
48 currentAddrInfo = addrInfo;
49 }
50
51 return aiErrCode;
52 }
core::system::getaddrinfo
int getaddrinfo(const char *node, const char *service, const struct addrinfo *hints, struct addrinfo **res)
Definition netdb.cpp:30

◆ useNext()

bool net::in::SocketAddrInfo::useNext ( )

Definition at line 54 of file SocketAddrInfo.cpp.

54 {
55 if (currentAddrInfo != nullptr) {
56 currentAddrInfo = currentAddrInfo->ai_next;
57 }
58
59 return currentAddrInfo != nullptr;
60 }

Member Data Documentation

◆ addrInfo

struct addrinfo* net::in::SocketAddrInfo::addrInfo = nullptr
private

Definition at line 50 of file SocketAddrInfo.h.

◆ currentAddrInfo

struct addrinfo* net::in::SocketAddrInfo::currentAddrInfo = nullptr
private

Definition at line 51 of file SocketAddrInfo.h.

The documentation for this class was generated from the following files: