get_ai.c File Reference

Go to the source code of this file.

Data Structures
struct	afd
struct	explore

Functions
static int	str_isnumber (const char *)
static int	explore_fqdn (const struct addrinfo *, const char *, const char *, struct addrinfo **res)
static int	explore_null (const struct addrinfo *, const char *, struct addrinfo **)
static int	explore_numeric (const struct addrinfo *, const char *, const char *, struct addrinfo **)
static int	explore_numeric_scope (const struct addrinfo *, const char *, const char *, struct addrinfo **)
static int	get_name (const char *, const struct afd *, struct addrinfo **, char *, const struct addrinfo *, const char *)
static int	get_canonname (const struct addrinfo *, struct addrinfo *, const char *)
static struct addrinfo *	get_ai (const struct addrinfo *, const struct afd *, const char *)
static int	get_portmatch (const struct addrinfo *, const char *)
static int	get_port (struct addrinfo *, const char *, int)
static const struct afd *	find_afd (int)
char *W32_CALL	gai_strerror (int ecode)
int W32_CALL	if_nametoindex (const char *if_name)
char *W32_CALL	if_indextoname (int if_id, char *if_name)
int	__scope_ascii_to_id (const char *str)
int	__scope_id_to_ascii (int scope)
static void	free_addrinfo (struct addrinfo *ai)
void W32_CALL	freeaddrinfo (struct addrinfo *ai)
static void	afd_list_init (BOOL ip6_prio)
	Initialise afd_list[]. More...
int W32_CALL	getaddrinfo (const char *hostname, const char *servname, const struct addrinfo *hints, struct addrinfo **res)
static void	dump_addrinfo (const struct addrinfo *ai)
static void	test_getaddrinfo (const char *host, const char *serv)
int	main (void)

Variables
static const char	rcsid []
static struct explore	explore []
BOOL	called_from_getai = FALSE
static struct afd	afd_list [3]
static const char *	ai_errlist []

Detailed Description

BSD getaddrinfo().

Definition in file get_ai.c.

Function Documentation

static void afd_list_init ( BOOL  ip6_prio )

static

Initialise afd_list[].

Give IPv6 protocol highest priority if 'ip6_prio' is TRUE.

Definition at line 273 of file get_ai.c.

Variable Documentation

const char* ai_errlist[]

static

Initial value:

= {
  "Success",
  "Address family for hostname not supported",    
  "Temporary failure in name resolution",         
  "Invalid value for ai_flags",                   
  "Non-recoverable failure in name resolution",   
  "ai_family not supported",                      
  "Memory allocation failure",                    
  "No address associated with hostname",          
  "hostname nor servname provided, or not known", 
  "servname not supported for ai_socktype",       
  "ai_socktype not supported",                    
  "System error returned in errno",               
  "Invalid value for hints",                      
  "Resolved protocol is unknown",                 
  "Unknown error",                                
}

Definition at line 128 of file get_ai.c.

struct explore explore[]

static

Initial value:

= {
     { AF_INET6, SOCK_DGRAM,  IPPROTO_UDP, "udp", 7 },
     { AF_INET6, SOCK_STREAM, IPPROTO_TCP, "tcp", 7 },
     { AF_INET6, SOCK_RAW,    ANY,         NULL,  5 },
     { AF_INET,  SOCK_DGRAM,  IPPROTO_UDP, "udp", 7 },
     { AF_INET,  SOCK_STREAM, IPPROTO_TCP, "tcp", 7 },
     { AF_INET,  SOCK_RAW,    ANY,         NULL,  5 },
     { -1,       0,           0,           NULL,  0 }
   }

Definition at line 88 of file get_ai.c.

const char rcsid[]

static

Initial value:

= "@(#) $Header: /tcpdump/master/tcpdump/missing/"
                            "getaddrinfo.c,v 1.10 2000/10/24 00:56:53 fenner Exp $"

Definition at line 51 of file get_ai.c.