mirror of
https://github.com/moparisthebest/curl
synced 2024-11-10 03:25:04 -05:00
63 lines
2.4 KiB
C
63 lines
2.4 KiB
C
/* $Id$ */
|
|
|
|
/* Copyright (C) 2009 by Daniel Stenberg
|
|
*
|
|
* Permission to use, copy, modify, and distribute this
|
|
* software and its documentation for any purpose and without
|
|
* fee is hereby granted, provided that the above copyright
|
|
* notice appear in all copies and that both that copyright
|
|
* notice and this permission notice appear in supporting
|
|
* documentation, and that the name of M.I.T. not be used in
|
|
* advertising or publicity pertaining to distribution of the
|
|
* software without specific, written prior permission.
|
|
* M.I.T. makes no representations about the suitability of
|
|
* this software for any purpose. It is provided "as is"
|
|
* without express or implied warranty.
|
|
*/
|
|
|
|
typedef enum {
|
|
ARES_DATATYPE_UNKNOWN = 1, /* unknown data type - introduced in 1.7.0 */
|
|
ARES_DATATYPE_SRV_REPLY, /* struct ares_srv_reply - introduced in 1.7.0 */
|
|
ARES_DATATYPE_TXT_REPLY, /* struct ares_txt_reply - introduced in 1.7.0 */
|
|
#if 0
|
|
ARES_DATATYPE_ADDR6TTL, /* struct ares_addrttl */
|
|
ARES_DATATYPE_ADDRTTL, /* struct ares_addr6ttl */
|
|
ARES_DATATYPE_HOSTENT, /* struct hostent */
|
|
ARES_DATATYPE_OPTIONS, /* struct ares_options */
|
|
#endif
|
|
ARES_DATATYPE_LAST /* not used - introduced in 1.7.0 */
|
|
} ares_datatype;
|
|
|
|
#define ARES_DATATYPE_MARK 0xbead
|
|
|
|
/*
|
|
* ares_data struct definition is internal to c-ares and shall not
|
|
* be exposed by the public API in order to allow future changes
|
|
* and extensions to it without breaking ABI. This will be used
|
|
* internally by c-ares as the container of multiple types of data
|
|
* dynamically allocated for which a reference will be returned
|
|
* to the calling application.
|
|
*
|
|
* c-ares API functions returning a pointer to c-ares internally
|
|
* allocated data will actually be returning an interior pointer
|
|
* into this ares_data struct.
|
|
*
|
|
* All this is 'invisible' to the calling application, the only
|
|
* requirement is that this kind of data must be free'ed by the
|
|
* calling application using ares_free_data() with the pointer
|
|
* it has received from a previous c-ares function call.
|
|
*/
|
|
|
|
struct ares_data {
|
|
ares_datatype type; /* Actual data type identifier. */
|
|
unsigned int mark; /* Private ares_data signature. */
|
|
union {
|
|
struct ares_txt_reply txt_reply;
|
|
struct ares_srv_reply srv_reply;
|
|
} data;
|
|
};
|
|
|
|
void *ares_malloc_data(ares_datatype type);
|
|
|
|
ares_datatype ares_get_datatype(void * dataptr);
|