| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | #ifndef _ARPA_NAMESER_H_ |
| 2 | |
| 3 | #include <resolv/arpa/nameser.h> |
| 4 | |
| 5 | /* If the machine allows unaligned access we can do better than using |
| 6 | the NS_GET16, NS_GET32, NS_PUT16, and NS_PUT32 macros from the |
| 7 | installed header. */ |
| 8 | #include <string.h> |
| 9 | #include <stdint.h> |
| 10 | #include <netinet/in.h> |
| 11 | |
| 12 | extern const struct _ns_flagdata _ns_flagdata[] attribute_hidden; |
| 13 | |
| 14 | #if _STRING_ARCH_unaligned |
| 15 | |
| 16 | # undef NS_GET16 |
| 17 | # define NS_GET16(s, cp) \ |
| 18 | do { \ |
| 19 | const uint16_t *t_cp = (const uint16_t *) (cp); \ |
| 20 | (s) = ntohs (*t_cp); \ |
| 21 | (cp) += NS_INT16SZ; \ |
| 22 | } while (0) |
| 23 | |
| 24 | # undef NS_GET32 |
| 25 | # define NS_GET32(l, cp) \ |
| 26 | do { \ |
| 27 | const uint32_t *t_cp = (const uint32_t *) (cp); \ |
| 28 | (l) = ntohl (*t_cp); \ |
| 29 | (cp) += NS_INT32SZ; \ |
| 30 | } while (0) |
| 31 | |
| 32 | # undef NS_PUT16 |
| 33 | # define NS_PUT16(s, cp) \ |
| 34 | do { \ |
| 35 | uint16_t *t_cp = (uint16_t *) (cp); \ |
| 36 | *t_cp = htons (s); \ |
| 37 | (cp) += NS_INT16SZ; \ |
| 38 | } while (0) |
| 39 | |
| 40 | # undef NS_PUT32 |
| 41 | # define NS_PUT32(l, cp) \ |
| 42 | do { \ |
| 43 | uint32_t *t_cp = (uint32_t *) (cp); \ |
| 44 | *t_cp = htonl (l); \ |
| 45 | (cp) += NS_INT32SZ; \ |
| 46 | } while (0) |
| 47 | |
| 48 | #endif |
| 49 | |
| 50 | extern u_int __ns_get16 (const u_char *) __THROW; |
| 51 | extern u_long __ns_get32 (const u_char *) __THROW; |
| 52 | |
| 53 | #define ns_msg_getflag(handle, flag) \ |
| 54 | (((handle)._flags & _ns_flagdata[flag].mask) >> _ns_flagdata[flag].shift) |
| 55 | |
| 56 | libresolv_hidden_proto (ns_get16) |
| 57 | libresolv_hidden_proto (ns_get32) |
| 58 | libresolv_hidden_proto (ns_put16) |
| 59 | libresolv_hidden_proto (ns_put32) |
| 60 | libresolv_hidden_proto (ns_initparse) |
| 61 | libresolv_hidden_proto (ns_skiprr) |
| 62 | libresolv_hidden_proto (ns_parserr) |
| 63 | libresolv_hidden_proto (ns_name_ntop) |
| 64 | libresolv_hidden_proto (ns_name_pton) |
| 65 | libresolv_hidden_proto (ns_name_pack) |
| 66 | libresolv_hidden_proto (ns_name_skip) |
| 67 | libresolv_hidden_proto (ns_name_unpack) |
| 68 | libresolv_hidden_proto (ns_name_compress) |
| 69 | libresolv_hidden_proto (ns_name_uncompress) |
| 70 | libresolv_hidden_proto (ns_sprintrr) |
| 71 | libresolv_hidden_proto (ns_sprintrrf) |
| 72 | libresolv_hidden_proto (ns_samedomain) |
| 73 | libresolv_hidden_proto (ns_samename) |
| 74 | libresolv_hidden_proto (ns_makecanon) |
| 75 | libresolv_hidden_proto (ns_format_ttl) |
| 76 | |
| 77 | #endif |