gecko-dev/other-licenses/android/resolv_static.h

43 lines
1.3 KiB
C

/*
* This version of this file is derived from Android 2.3 "Gingerbread",
* which contains uncredited changes by Android/Google developers. It has
* been modified in 2011 for use in the Android build of Mozilla Firefox by
* Mozilla contributors (including Michael Edwards <m.k.edwards@gmail.com>,
* and Steve Workman <sjhworkman@gmail.com>).
* These changes are offered under the same license as the original NetBSD
* file, whose copyright and license are unchanged above.
*/
#ifndef _RESOLV_STATIC_H
#define _RESOLV_STATIC_H
#include <netdb.h>
/* this structure contains all the variables that were declared
* 'static' in the original NetBSD resolver code.
*
* this caused vast amounts of crashes and memory corruptions
* when the resolver was being used by multiple threads.
*
* (note: the OpenBSD/FreeBSD resolver has similar 'issues')
*/
#define MAXALIASES 35
#define MAXADDRS 35
typedef struct res_static {
char* h_addr_ptrs[MAXADDRS + 1];
char* host_aliases[MAXALIASES];
char hostbuf[8*1024];
u_int32_t host_addr[16 / sizeof(u_int32_t)]; /* IPv4 or IPv6 */
FILE* hostf;
int stayopen;
const char* servent_ptr;
struct servent servent;
struct hostent host;
} *res_static;
extern res_static __res_get_static(void);
#endif /* _RESOLV_STATIC_H */