| 1 | /* Forwarders for deprecated libresolv functions which are implemented in libc. |
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| 2 | Copyright (C) 2021-2022 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | /* Some functions are used by the stub resolver implementation |
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| 20 | internally and thus have to be located in libc. They have been |
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| 21 | historially exported for application use as well. However, the |
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| 22 | stub resolver dependency on those functions is not intrinsic to |
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| 23 | what the stub resolver does, and it is possible that a future |
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| 24 | version of the stub resolver will not need them anymore. The |
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| 25 | public symbols for these functions remain in libresolv, and are not |
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| 26 | moved to libc, to avoid adding new symbol versions for legacy |
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| 27 | functions. */ |
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| 28 | |
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| 29 | #include <arpa/nameser.h> |
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| 30 | #include <resolv.h> |
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| 31 | |
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| 32 | int |
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| 33 | ns_makecanon (const char *src, char *dst, size_t dstsize) |
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| 34 | { |
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| 35 | return __libc_ns_makecanon (src, dst, dstsize); |
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| 36 | } |
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| 37 | |
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| 38 | int |
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| 39 | ns_samename (const char *a, const char *b) |
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| 40 | { |
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| 41 | return __libc_ns_samename (a, b); |
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| 42 | } |
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| 43 | |
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| 44 | int |
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| 45 | res_nameinquery (const char *name, int type, int class, |
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| 46 | const unsigned char *buf, const unsigned char *eom) |
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| 47 | { |
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| 48 | return __libc_res_nameinquery (name, type, class, buf, eom); |
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| 49 | } |
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| 50 | |
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| 51 | int |
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| 52 | res_queriesmatch (const unsigned char *buf1, const unsigned char *eom1, |
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| 53 | const unsigned char *buf2, const unsigned char *eom2) |
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| 54 | { |
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| 55 | return __libc_res_queriesmatch (buf1, eom1, buf2, eom2); |
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| 56 | } |
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| 57 | |
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