glibc/include/resolv.h
Florian Weimer e14a27723c resolv: Reduce EDNS payload size to 1200 bytes [BZ #21361]
This hardens the stub resolver against fragmentation-based attacks.
2017-04-13 13:09:38 +02:00

100 lines
3.3 KiB
C

#ifndef _RESOLV_H_
# ifndef _ISOMAC
# include <stdbool.h>
# define RES_SET_H_ERRNO(r,x) \
do \
{ \
(r)->res_h_errno = x; \
__set_h_errno(x); \
} \
while (0)
# endif
#include <resolv/resolv.h>
# if defined _RESOLV_H_ && !defined _ISOMAC
# if IS_IN (libc)
# define __resp __libc_resp
# endif
extern __thread struct __res_state *__resp attribute_tls_model_ie;
# undef _res
# define _res (*__resp)
/* Now define the internal interfaces. */
extern int __res_vinit (res_state, int);
extern int __res_maybe_init (res_state, int);
extern void _sethtent (int);
extern struct hostent *_gethtent (void);
extern struct hostent *_gethtbyname (const char *__name);
extern struct hostent *_gethtbyname2 (const char *__name, int __af);
struct hostent *_gethtbyaddr (const char *addr, size_t __len, int __af);
extern uint32_t _getlong (const unsigned char *__src);
extern uint16_t _getshort (const unsigned char *__src);
extern void res_pquery (const res_state __statp, const unsigned char *__msg,
int __len, FILE *__file);
extern int res_ourserver_p (const res_state __statp,
const struct sockaddr_in6 *__inp);
extern void __res_iclose (res_state statp, bool free_addr);
libc_hidden_proto (__res_ninit)
libc_hidden_proto (__res_maybe_init)
libc_hidden_proto (__res_nclose)
libc_hidden_proto (__res_iclose)
libc_hidden_proto (__res_randomid)
libc_hidden_proto (__res_state)
int __libc_res_nquery (res_state, const char *, int, int,
unsigned char *, int, unsigned char **,
unsigned char **, int *, int *, int *);
int __libc_res_nsearch (res_state, const char *, int, int,
unsigned char *, int, unsigned char **,
unsigned char **, int *, int *, int *);
int __libc_res_nsend (res_state, const unsigned char *, int,
const unsigned char *, int, unsigned char *,
int, unsigned char **, unsigned char **,
int *, int *, int *)
attribute_hidden;
libresolv_hidden_proto (_sethtent)
libresolv_hidden_proto (_gethtent)
libresolv_hidden_proto (_gethtbyaddr)
libresolv_hidden_proto (_gethtbyname2)
libresolv_hidden_proto (__dn_expand)
libresolv_hidden_proto (__dn_comp)
libresolv_hidden_proto (__dn_skipname)
libresolv_hidden_proto (__res_hnok)
libresolv_hidden_proto (__res_dnok)
libresolv_hidden_proto (__putlong)
libresolv_hidden_proto (__putshort)
libresolv_hidden_proto (__p_cdnname)
libresolv_hidden_proto (__p_fqnname)
libresolv_hidden_proto (__p_option)
libresolv_hidden_proto (__sym_ntos)
libresolv_hidden_proto (__p_rcode)
libresolv_hidden_proto (__p_class)
libresolv_hidden_proto (__p_type)
libresolv_hidden_proto (__loc_ntoa)
libresolv_hidden_proto (__fp_nquery)
libresolv_hidden_proto (__fp_query)
libresolv_hidden_proto (__hostalias)
libresolv_hidden_proto (__res_nmkquery)
libresolv_hidden_proto (__libc_res_nquery)
libresolv_hidden_proto (__res_nquery)
libresolv_hidden_proto (__res_nquerydomain)
libresolv_hidden_proto (__res_hostalias)
libresolv_hidden_proto (__libc_res_nsearch)
libresolv_hidden_proto (__res_nsearch)
libresolv_hidden_proto (__res_nameinquery)
libresolv_hidden_proto (__res_queriesmatch)
libresolv_hidden_proto (__res_nsend)
libresolv_hidden_proto (__b64_ntop)
libresolv_hidden_proto (__dn_count_labels)
libresolv_hidden_proto (__p_secstodate)
extern const char *_res_opcodes[];
libresolv_hidden_proto (_res_opcodes)
# endif /* _RESOLV_H_ && !_ISOMAC */
#endif