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| author | bossiel <bossiel@yahoo.fr> | 2011-08-10 22:59:15 +0000 |
|---|---|---|
| committer | bossiel <bossiel@yahoo.fr> | 2011-08-10 22:59:15 +0000 |
| commit | 1ebf5a5fcda0c9154e22ed02404fd46525a7fd9f (patch) | |
| tree | 4b6214a7142ab1035cb0e47444e88af38e712421 /tinyNET/src/dns/tnet_dns.h | |
| download | doubango-1.0.zip doubango-1.0.tar.gz | |
Move deprecated v1.0 from trunk to branches1.0
Diffstat (limited to 'tinyNET/src/dns/tnet_dns.h')
| -rw-r--r-- | tinyNET/src/dns/tnet_dns.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/tinyNET/src/dns/tnet_dns.h b/tinyNET/src/dns/tnet_dns.h new file mode 100644 index 0000000..0ff6290 --- /dev/null +++ b/tinyNET/src/dns/tnet_dns.h @@ -0,0 +1,125 @@ +/*
+* Copyright (C) 2009-2010 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
+*
+* This file is part of Open Source Doubango Framework.
+*
+* DOUBANGO is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* DOUBANGO is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with DOUBANGO.
+*
+*/
+/**@file tnet_dns.h
+ * @brief DNS utilities functions (RFCS [1034 1035] [2671] [3401 3402 3403 3404] [3761]).
+ *
+ * @author Mamadou Diop <diopmamadou(at)doubango.org>
+ *
+ * @date Created: Sat Nov 8 16:54:58 2009 mdiop
+ */
+
+#ifndef TNET_DNS_H
+#define TNET_DNS_H
+
+#include "tinynet_config.h"
+
+#include "tnet_dns_message.h"
+
+#include "tnet_utils.h"
+
+#include "tsk_safeobj.h"
+
+#if HAVE_DNS_H
+#include <dns.h>
+#endif
+
+TNET_BEGIN_DECLS
+
+/**@ingroup tnet_dns_group
+*/
+#define TNET_DNS_CACHE_TTL (15000 * 1000)
+
+/**@ingroup tnet_dns_group
+* Default timeout (in milliseconds) value for DNS queries.
+*/
+#define TNET_DNS_TIMEOUT_DEFAULT 5000 //(5 seconds)
+
+/**@ingroup tnet_dns_group
+* Maximum supported Dgram size to advertise using EDNS0.
+*/
+#define TNET_DNS_DGRAM_SIZE_DEFAULT 4096
+
+/**@ingroup tnet_dns_group
+*/
+#define TNET_DNS_SERVER_PORT_DEFAULT 53
+
+/**DNS cache entry.
+*/
+typedef struct tnet_dns_cache_entry_s
+{
+ TSK_DECLARE_OBJECT;
+
+ char* qname;
+ tnet_dns_qclass_t qclass;
+ tnet_dns_qtype_t qtype;
+
+ uint64_t epoch;
+
+ tnet_dns_response_t *response;
+}
+tnet_dns_cache_entry_t;
+typedef tsk_list_t tnet_dns_cache_entries_L_t;
+typedef tnet_dns_cache_entries_L_t tnet_dns_cache_t;
+
+/**DNS context.
+*/
+typedef struct tnet_dns_ctx_s
+{
+ TSK_DECLARE_OBJECT;
+
+ uint64_t timeout; /**< In milliseconds. Default: @ref TNET_DNS_TIMEOUT_DEFAULT. */
+ tsk_bool_t recursion; /**< Indicates whether to direct the name server to pursue the query recursively. Default: enabled.*/
+ tsk_bool_t edns0; /**< Indicates whether to enable EDNS0 (Extension Mechanisms for DNS) or not. This option will allow you to send DNS packet larger than 512 bytes. Default: enabled. */
+ tsk_bool_t caching; /**< Indicates whether to enable the DNS cache or not. Default: no. */
+
+ int32_t cache_ttl;
+
+ tnet_port_t server_port; /**< Default port (@a TNET_DNS_SERVER_PORT_DEFAULT)) */
+
+ tnet_dns_cache_t *cache;
+ tnet_addresses_L_t *servers;
+
+#if HAVE_DNS_H
+ dns_handle_t resolv_handle;
+#endif
+
+ TSK_DECLARE_SAFEOBJ;
+}
+tnet_dns_ctx_t;
+
+TINYNET_API int tnet_dns_cache_clear(tnet_dns_ctx_t* ctx);
+TINYNET_API tnet_dns_response_t* tnet_dns_resolve(tnet_dns_ctx_t* ctx, const char* qname, tnet_dns_qclass_t qclass, tnet_dns_qtype_t qtype);
+TINYNET_API tnet_dns_response_t* tnet_dns_enum(tnet_dns_ctx_t* ctx, const char* e164num, const char* domain);
+TINYNET_API char* tnet_dns_enum_2(tnet_dns_ctx_t* ctx, const char* service, const char* e164num, const char* domain);
+TINYNET_API int tnet_dns_query_srv(tnet_dns_ctx_t *ctx, const char* service, char** hostname, tnet_port_t* port);
+TINYNET_API int tnet_dns_query_naptr_srv(tnet_dns_ctx_t *ctx, const char* domain, const char* service, char** hostname, tnet_port_t* port);
+
+TINYNET_API int tnet_dns_add_server(tnet_dns_ctx_t *ctx, const char* host);
+
+TINYNET_API tnet_dns_ctx_t* tnet_dns_ctx_create();
+
+TINYNET_GEXTERN const tsk_object_def_t *tnet_dns_ctx_def_t;
+TINYNET_GEXTERN const tsk_object_def_t *tnet_dns_cache_entry_def_t;
+
+TNET_END_DECLS
+
+#endif /* TNET_DNS_H */
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