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Diffstat (limited to '3rdParty/CAres/src/ares_data.h')
-rw-r--r--3rdParty/CAres/src/ares_data.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/3rdParty/CAres/src/ares_data.h b/3rdParty/CAres/src/ares_data.h
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+++ b/3rdParty/CAres/src/ares_data.h
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+/* $Id: ares_data.h,v 1.2 2009-11-23 12:03:33 yangtse Exp $ */
+
+/* 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);