Bring our "libresolv" stuff in line with glibc.
Despite the name, most of resolv_private.h is actually in glibc; it's just that there it's tucked away in libresolv whereas we have it in libc. Change-Id: Ibcf6603f1141ffd2661cee0bffa83052d4f9e549
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@ -60,6 +60,9 @@
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#include "resolv_static.h"
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#include <net/if.h>
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/* Despite this file's name, it's part of libresolv. On Android, that means it's part of libc :-( */
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#pragma GCC visibility push(default)
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/*
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* Revision information. This is the release date in YYYYMMDD format.
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* It can change every day so the right thing to do with it is use it
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@ -279,8 +282,9 @@ union res_sockaddr_union {
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/* Things involving an internal (static) resolver context. */
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__BEGIN_DECLS
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extern struct __res_state *__res_get_state(void);
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extern void __res_put_state(struct __res_state *);
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__LIBC_HIDDEN__ extern struct __res_state *__res_get_state(void);
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__LIBC_HIDDEN__ extern void __res_put_state(struct __res_state *);
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#ifndef ANDROID_CHANGES
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/*
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@ -320,7 +324,7 @@ const char * hostalias(const char *);
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void p_query(const u_char *);
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void res_close(void);
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int res_init(void);
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int res_opt(int, u_char *, int, int);
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__LIBC_HIDDEN__ int res_opt(int, u_char *, int, int);
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int res_isourserver(const struct sockaddr_in *);
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int res_mkquery(int, const char *, int, int, const u_char *, int, const u_char *, u_char *, int);
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int res_query(const char *, int, int, u_char *, int);
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@ -339,11 +343,11 @@ __END_DECLS
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* Make them go away if a client is including this
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*
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*/
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extern const struct res_sym __p_key_syms[];
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extern const struct res_sym __p_cert_syms[];
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__LIBC_HIDDEN__ extern const struct res_sym __p_key_syms[];
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__LIBC_HIDDEN__ extern const struct res_sym __p_cert_syms[];
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extern const struct res_sym __p_class_syms[];
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extern const struct res_sym __p_type_syms[];
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extern const struct res_sym __p_rcode_syms[];
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__LIBC_HIDDEN__ extern const struct res_sym __p_rcode_syms[];
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#endif /* SHARED_LIBBIND */
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#ifndef ANDROID_CHANGES
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@ -434,7 +438,7 @@ const char * p_class(int);
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const char * p_time(uint32_t);
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const char * p_type(int);
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const char * p_rcode(int);
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const char * p_sockun(union res_sockaddr_union, char *, size_t);
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__LIBC_HIDDEN__ const char * p_sockun(union res_sockaddr_union, char *, size_t);
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const u_char * p_cdnname(const u_char *, const u_char *, int, FILE *);
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const u_char * p_cdname(const u_char *, const u_char *, FILE *);
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const u_char * p_fqnname(const u_char *, const u_char *,
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@ -448,12 +452,12 @@ int res_nameinquery(const char *, int, int, const u_char *,
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const u_char *);
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int res_queriesmatch(const u_char *, const u_char *,
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const u_char *, const u_char *);
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const char * p_section(int, int);
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__LIBC_HIDDEN__ const char * p_section(int, int);
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/* Things involving a resolver context. */
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int res_ninit(res_state);
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int res_nisourserver(const res_state, const struct sockaddr_in *);
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void fp_resstat(const res_state, FILE *);
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void res_pquery(const res_state, const u_char *, int, FILE *);
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__LIBC_HIDDEN__ void res_pquery(const res_state, const u_char *, int, FILE *);
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const char * res_hostalias(const res_state, const char *, char *, size_t);
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int res_nquery(res_state, const char *, int, int, u_char *, int);
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int res_nsearch(res_state, const char *, int, int, u_char *, int);
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@ -471,29 +475,31 @@ int res_findzonecut2(res_state, const char *, ns_class, int,
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char *, size_t,
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union res_sockaddr_union *, int);
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void res_nclose(res_state);
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int res_nopt(res_state, int, u_char *, int, int);
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__LIBC_HIDDEN__ int res_nopt(res_state, int, u_char *, int, int);
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void res_send_setqhook(res_send_qhook);
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void res_send_setrhook(res_send_rhook);
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int __res_vinit(res_state, int);
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__LIBC_HIDDEN__ int __res_vinit(res_state, int);
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void res_destroyservicelist(void);
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const char * res_servicename(uint16_t, const char *);
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const char * res_protocolname(int);
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void res_destroyprotolist(void);
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void res_buildprotolist(void);
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const char * res_get_nibblesuffix(res_state);
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const char * res_get_nibblesuffix2(res_state);
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void res_ndestroy(res_state);
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uint16_t res_nametoclass(const char *, int *);
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uint16_t res_nametotype(const char *, int *);
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void res_setservers(res_state,
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__LIBC_HIDDEN__ const char * res_get_nibblesuffix(res_state);
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__LIBC_HIDDEN__ const char * res_get_nibblesuffix2(res_state);
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__LIBC_HIDDEN__ void res_ndestroy(res_state);
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__LIBC_HIDDEN__ uint16_t res_nametoclass(const char *, int *);
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__LIBC_HIDDEN__ uint16_t res_nametotype(const char *, int *);
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__LIBC_HIDDEN__ void res_setservers(res_state,
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const union res_sockaddr_union *, int);
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int res_getservers(res_state,
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__LIBC_HIDDEN__ int res_getservers(res_state,
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union res_sockaddr_union *, int);
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void res_setnetid(res_state, unsigned);
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void res_setmark(res_state, unsigned);
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__LIBC_HIDDEN__ void res_setnetid(res_state, unsigned);
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__LIBC_HIDDEN__ void res_setmark(res_state, unsigned);
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u_int res_randomid(void);
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__END_DECLS
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#pragma GCC visibility pop
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#endif /* !_RESOLV_PRIVATE_H_ */
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@ -11,7 +11,6 @@ toolchain = os.environ['ANDROID_TOOLCHAIN']
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arch = re.sub(r'.*/linux-x86/([^/]+)/.*', r'\1', toolchain)
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def GetSymbolsFromSo(so_file):
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# Example readelf output:
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# 264: 0001623c 4 FUNC GLOBAL DEFAULT 8 cabsf
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# 266: 00016244 4 FUNC GLOBAL DEFAULT 8 dremf
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@ -46,9 +45,23 @@ def GetSymbolsFromSystemSo(*files):
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symbols = symbols | GetSymbolsFromSo(f)
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return symbols
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def MangleGlibcNameToBionic(name):
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if name in glibc_to_bionic_names:
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return glibc_to_bionic_names[name]
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return name
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glibc_to_bionic_names = {
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'__res_init': 'res_init',
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'__res_mkquery': 'res_mkquery',
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'__res_query': 'res_query',
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'__res_search': 'res_search',
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}
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glibc = GetSymbolsFromSystemSo('libc.so.*', 'librt.so.*', 'libpthread.so.*', 'libresolv.so.*', 'libm.so.*')
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bionic = GetSymbolsFromAndroidSo('libc.so', 'libm.so')
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glibc = map(MangleGlibcNameToBionic, glibc)
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# bionic includes various BSD symbols to ease porting other BSD-licensed code.
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bsd_stuff = set([
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'basename_r',
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