#include <ac/socket.h>
#include <ac/string.h>
#include <ac/time.h>
+#include <ac/unistd.h>
#include "ldap-int.h"
#define BUFMAX (32*1024)
static char *safe_realloc( char **buf, int len );
+
+#if !defined(HAVE_GETHOSTBYNAME_R) && defined(LDAP_R_COMPILE)
static int copy_hostent( struct hostent *res, char **buf, struct hostent * src );
+#endif
int ldap_pvt_gethostbyname_a(
const char *name,
# define NEED_COPY_HOSTENT
struct hostent *he;
int retval;
+ *buf = NULL;
ldap_pvt_thread_mutex_lock( &ldap_int_gethostby_mutex );
return retval;
#else
+ *buf = NULL;
*result = gethostbyname( name );
if (*result!=NULL) {
# define NEED_COPY_HOSTENT
struct hostent *he;
int retval;
+ *buf = NULL;
ldap_pvt_thread_mutex_lock( &ldap_int_gethostby_mutex );
return retval;
#else /* gethostbyaddr() */
+ *buf = NULL;
*result = gethostbyaddr( addr, len, type );
if (*result!=NULL) {
}
#endif
+char * ldap_pvt_get_fqdn( char *name )
+{
+ char *fqdn, *ha_buf;
+ char hostbuf[MAXHOSTNAMELEN+1];
+ struct hostent *hp, he_buf;
+ int rc, local_h_errno;
+
+ if( name == NULL ) {
+ if( gethostname( hostbuf, MAXHOSTNAMELEN ) == 0 ) {
+ hostbuf[MAXHOSTNAMELEN] = '\0';
+ name = hostbuf;
+ } else {
+ name = "localhost";
+ }
+ }
+ rc = ldap_pvt_gethostbyname_a( name,
+ &he_buf, &ha_buf, &hp, &local_h_errno );
+
+ if( rc < 0 || hp == NULL || hp->h_name == NULL ) {
+ fqdn = LDAP_STRDUP( name );
+ } else {
+ fqdn = LDAP_STRDUP( hp->h_name );
+ }
+
+ LDAP_FREE( ha_buf );
+ return fqdn;
+}
+
+#if defined( HAVE_GETADDRINFO ) && !defined( HAVE_GAI_STRERROR )
+char *ldap_pvt_gai_strerror (int code) {
+ static struct {
+ int code;
+ const char *msg;
+ } values[] = {
+#ifdef EAI_ADDRFAMILY
+ { EAI_ADDRFAMILY, "Address family for hostname not supported" },
+#endif
+ { EAI_AGAIN, "Temporary failure in name resolution" },
+ { EAI_BADFLAGS, "Bad value for ai_flags" },
+ { EAI_FAIL, "Non-recoverable failure in name resolution" },
+ { EAI_FAMILY, "ai_family not supported" },
+ { EAI_MEMORY, "Memory allocation failure" },
+#ifdef EAI_NODATA
+ { EAI_NODATA, "No address associated with hostname" },
+#endif
+ { EAI_NONAME, "Name or service not known" },
+ { EAI_SERVICE, "Servname not supported for ai_socktype" },
+ { EAI_SOCKTYPE, "ai_socktype not supported" },
+ { EAI_SYSTEM, "System error" },
+ { 0, NULL }
+ };
+
+ int i;
+
+ for ( i = 0; values[i].msg != NULL; i++ ) {
+ if ( values[i].code == code ) {
+ return (char *) values[i].msg;
+ }
+ }
+
+ return "Unknown error";
+}
+#endif