#include "lwip/ip_addr.h"
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Data Structures | |
struct | hostent |
struct | protoent |
struct | servent |
Defines | |
#define | HOST_NOT_FOUND ENSRNXDOMAIN |
#define | NO_ADDRESS ENSRNODATA |
#define | NO_DATA ENSRNODATA |
#define | TRY_AGAIN ENSRTIMEOUT |
#define | h_addr h_addr_list[0] |
Functions | |
protoent * | getprotobyname (const char *name) |
protoent * | getprotobynumber (int proto) |
hostent * | gethostbyname (const char *name) |
hostent * | gethostbyaddr (const char *addr, int len, int type) |
void | setnameservers (const struct in_addr *ns1, const struct in_addr *ns2) |
void | getnameservers (struct in_addr *ns1, struct in_addr *ns2) |
Variables | |
int | h_errno |
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Definition at line 238 of file netdb.c. References AF_INET, array_free, free, gethostbynameaddr(), hostent::h_addr_list, hostent::h_aliases, hostent::h_name, gethost_result::host, and len.
00239 { 00240 static struct gethost_result r; 00241 static int init = 0; 00242 if (!init) { 00243 init = 1; 00244 memset (&r, 0, sizeof (r)); 00245 } 00246 if (len != sizeof (struct in_addr) || type != AF_INET) { 00247 errno = EINVAL; 00248 return 0; 00249 } 00250 if (r.host.h_aliases) 00251 array_free (r.host.h_aliases); 00252 if (r.host.h_addr_list) 00253 array_free (r.host.h_addr_list); 00254 if (r.host.h_name) 00255 free (r.host.h_name); 00256 return gethostbynameaddr (0, *((struct in_addr *) addr), &r); 00257 } |
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Definition at line 219 of file netdb.c. References array_free, free, gethostbynameaddr(), hostent::h_addr_list, hostent::h_aliases, hostent::h_name, gethost_result::host, name, and in_addr::s_addr. Referenced by main().
00220 { 00221 struct in_addr addr; 00222 static struct gethost_result r; 00223 static int init = 0; 00224 if (!init) { 00225 init = 1; 00226 memset (&r, 0, sizeof (r)); 00227 } 00228 addr.s_addr = 0; 00229 if (r.host.h_aliases) 00230 array_free (r.host.h_aliases); 00231 if (r.host.h_addr_list) 00232 array_free (r.host.h_addr_list); 00233 if (r.host.h_name) 00234 free (r.host.h_name); 00235 return gethostbynameaddr (name, addr, &r); 00236 } |
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Definition at line 135 of file netdb.c. References __nameservers, and in_addr::s_addr.
00136 { 00137 ns1->s_addr = __nameservers[0].s_addr; 00138 ns2->s_addr = __nameservers[1].s_addr; 00139 } |
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Definition at line 129 of file netdb.c. References __nameservers, and in_addr::s_addr.
00130 { 00131 __nameservers[0].s_addr = ns1->s_addr; 00132 __nameservers[1].s_addr = ns2->s_addr; 00133 } |
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