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72 lines
3.0 KiB
72 lines
3.0 KiB
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/* Copyright (C) 2009-2013 by Daniel Stenberg |
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* |
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* Permission to use, copy, modify, and distribute this |
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* software and its documentation for any purpose and without |
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* fee is hereby granted, provided that the above copyright |
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* notice appear in all copies and that both that copyright |
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* notice and this permission notice appear in supporting |
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* documentation, and that the name of M.I.T. not be used in |
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* advertising or publicity pertaining to distribution of the |
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* software without specific, written prior permission. |
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* M.I.T. makes no representations about the suitability of |
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* this software for any purpose. It is provided "as is" |
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* without express or implied warranty. |
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*/ |
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typedef enum { |
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ARES_DATATYPE_UNKNOWN = 1, /* unknown data type - introduced in 1.7.0 */ |
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ARES_DATATYPE_SRV_REPLY, /* struct ares_srv_reply - introduced in 1.7.0 */ |
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ARES_DATATYPE_TXT_REPLY, /* struct ares_txt_reply - introduced in 1.7.0 */ |
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ARES_DATATYPE_TXT_EXT, /* struct ares_txt_ext - introduced in 1.11.0 */ |
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ARES_DATATYPE_ADDR_NODE, /* struct ares_addr_node - introduced in 1.7.1 */ |
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ARES_DATATYPE_MX_REPLY, /* struct ares_mx_reply - introduced in 1.7.2 */ |
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ARES_DATATYPE_NAPTR_REPLY,/* struct ares_naptr_reply - introduced in 1.7.6 */ |
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ARES_DATATYPE_SOA_REPLY, /* struct ares_soa_reply - introduced in 1.9.0 */ |
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#if 0 |
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ARES_DATATYPE_ADDR6TTL, /* struct ares_addrttl */ |
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ARES_DATATYPE_ADDRTTL, /* struct ares_addr6ttl */ |
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ARES_DATATYPE_HOSTENT, /* struct hostent */ |
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ARES_DATATYPE_OPTIONS, /* struct ares_options */ |
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#endif |
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ARES_DATATYPE_ADDR_PORT_NODE, /* struct ares_addr_port_node - introduced in 1.11.0 */ |
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ARES_DATATYPE_LAST /* not used - introduced in 1.7.0 */ |
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} ares_datatype; |
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#define ARES_DATATYPE_MARK 0xbead |
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/* |
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* ares_data struct definition is internal to c-ares and shall not |
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* be exposed by the public API in order to allow future changes |
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* and extensions to it without breaking ABI. This will be used |
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* internally by c-ares as the container of multiple types of data |
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* dynamically allocated for which a reference will be returned |
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* to the calling application. |
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* |
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* c-ares API functions returning a pointer to c-ares internally |
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* allocated data will actually be returning an interior pointer |
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* into this ares_data struct. |
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* |
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* All this is 'invisible' to the calling application, the only |
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* requirement is that this kind of data must be free'ed by the |
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* calling application using ares_free_data() with the pointer |
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* it has received from a previous c-ares function call. |
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*/ |
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struct ares_data { |
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ares_datatype type; /* Actual data type identifier. */ |
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unsigned int mark; /* Private ares_data signature. */ |
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union { |
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struct ares_txt_reply txt_reply; |
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struct ares_txt_ext txt_ext; |
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struct ares_srv_reply srv_reply; |
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struct ares_addr_node addr_node; |
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struct ares_addr_port_node addr_port_node; |
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struct ares_mx_reply mx_reply; |
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struct ares_naptr_reply naptr_reply; |
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struct ares_soa_reply soa_reply; |
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} data; |
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}; |
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void *ares_malloc_data(ares_datatype type); |
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