Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 317 insertions, 0 deletions

diff --git a/source4/dns_server/dlz_minimal.h b/source4/dns_server/dlz_minimal.h
new file mode 100644
index 0000000..b7e36e7
--- /dev/null
+++ b/source4/dns_server/dlz_minimal.h
@@ -0,0 +1,317 @@
+/*
+ * Copyright (C) 2010 Andrew Tridgell
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the
+ * above copyright notice and this permission notice appear in all
+ * copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR
+ * DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
+ * THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
+ * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE
+ * USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* This header is updated based on BIND 9.10.1 source.
+ *    contrib/dlz/modules/include/dlz_minimal.h
+ */
+
+#ifndef DLZ_MINIMAL_H
+#define DLZ_MINIMAL_H 1
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#if defined (BIND_VERSION_9_8)
+# error Bind 9.8 is not supported!
+#elif defined (BIND_VERSION_9_9)
+# error Bind 9.9 is not supported!
+#elif defined (BIND_VERSION_9_10)
+# define DLZ_DLOPEN_VERSION 3
+# define DNS_CLIENTINFO_VERSION 1
+# define ISC_BOOLEAN_AS_BOOL 0
+#elif defined (BIND_VERSION_9_11)
+# define DLZ_DLOPEN_VERSION 3
+# define DNS_CLIENTINFO_VERSION 2
+# define ISC_BOOLEAN_AS_BOOL 0
+#elif defined (BIND_VERSION_9_12)
+# define DLZ_DLOPEN_VERSION 3
+# define DNS_CLIENTINFO_VERSION 2
+# define ISC_BOOLEAN_AS_BOOL 0
+#elif defined (BIND_VERSION_9_14)
+# define DLZ_DLOPEN_VERSION 3
+# define DNS_CLIENTINFO_VERSION 2
+#elif defined (BIND_VERSION_9_16)
+# define DLZ_DLOPEN_VERSION 3
+# define DNS_CLIENTINFO_VERSION 2
+#elif defined (BIND_VERSION_9_18)
+# define DLZ_DLOPEN_VERSION 3
+# define DNS_CLIENTINFO_VERSION 2
+#else
+# error Unsupported BIND version
+#endif
+
+#ifndef ISC_BOOLEAN_AS_BOOL
+#define ISC_BOOLEAN_AS_BOOL 1
+#endif
+
+# define DLZ_DLOPEN_AGE 0
+
+typedef unsigned int isc_result_t;
+#if ISC_BOOLEAN_AS_BOOL == 1
+typedef bool isc_boolean_t;
+#else
+typedef int isc_boolean_t;
+#endif
+typedef uint32_t dns_ttl_t;
+
+/* return these in flags from dlz_version() */
+#define DNS_SDLZFLAG_THREADSAFE		0x00000001U
+#define DNS_SDLZFLAG_RELATIVEOWNER	0x00000002U
+#define DNS_SDLZFLAG_RELATIVERDATA	0x00000004U
+
+/* result codes */
+#define ISC_R_SUCCESS			0
+#define ISC_R_NOMEMORY			1
+#define ISC_R_NOPERM			6
+#define ISC_R_NOSPACE			19
+#define ISC_R_NOTFOUND			23
+#define ISC_R_FAILURE			25
+#define ISC_R_NOTIMPLEMENTED		27
+#define ISC_R_NOMORE			29
+#define ISC_R_INVALIDFILE		30
+#define ISC_R_UNEXPECTED		34
+#define ISC_R_FILENOTFOUND		38
+
+/* boolean values */
+#if ISC_BOOLEAN_AS_BOOL == 1
+#define ISC_TRUE	true
+#define ISC_FALSE	false
+#else
+#define ISC_TRUE	1
+#define ISC_FALSE	0
+#endif
+
+/* log levels */
+#define ISC_LOG_INFO		(-1)
+#define ISC_LOG_NOTICE		(-2)
+#define ISC_LOG_WARNING 	(-3)
+#define ISC_LOG_ERROR		(-4)
+#define ISC_LOG_CRITICAL	(-5)
+#define ISC_LOG_DEBUG(level)	(level)
+
+/* opaque structures */
+typedef void *dns_sdlzlookup_t;
+typedef void *dns_sdlzallnodes_t;
+typedef void *dns_view_t;
+typedef void *dns_dlzdb_t;
+
+/*
+ * Method and type definitions needed for retrieval of client info
+ * from the caller.
+ */
+typedef struct isc_sockaddr {
+	union {
+		struct sockaddr         sa;
+		struct sockaddr_in      sin;
+		struct sockaddr_in6     sin6;
+		struct sockaddr_un      sunix;
+	}                               type;
+	unsigned int                    length;
+	void *                          link;
+} isc_sockaddr_t;
+
+#if DNS_CLIENTINFO_VERSION == 1
+
+typedef struct dns_clientinfo {
+	uint16_t version;
+	void *data;
+} dns_clientinfo_t;
+
+typedef isc_result_t (*dns_clientinfo_sourceip_t)(dns_clientinfo_t *client,
+						  isc_sockaddr_t **addrp);
+
+#define DNS_CLIENTINFOMETHODS_VERSION 1
+#define DNS_CLIENTINFOMETHODS_AGE 0
+
+typedef struct dns_clientinfomethods {
+	uint16_t version;
+	uint16_t age;
+	dns_clientinfo_sourceip_t sourceip;
+} dns_clientinfomethods_t;
+
+#elif DNS_CLIENTINFO_VERSION == 2
+
+typedef struct dns_clientinfo {
+	uint16_t version;
+	void *data;
+	void *dbversion;
+} dns_clientinfo_t;
+
+typedef isc_result_t (*dns_clientinfo_sourceip_t)(dns_clientinfo_t *client,
+						  isc_sockaddr_t **addrp);
+
+typedef isc_result_t (*dns_clientinfo_version_t)(dns_clientinfo_t *client,
+						 void **addrp);
+
+#define DNS_CLIENTINFOMETHODS_VERSION 2
+#define DNS_CLIENTINFOMETHODS_AGE 1
+
+typedef struct dns_clientinfomethods {
+	uint16_t version;
+	uint16_t age;
+	dns_clientinfo_sourceip_t sourceip;
+	dns_clientinfo_version_t dbversion;
+} dns_clientinfomethods_t;
+
+#endif /* DNS_CLIENTINFO_VERSION */
+
+
+/*
+ * Method definitions for callbacks provided by the dlopen driver
+ */
+
+typedef void log_t(int level, const char *fmt, ...);
+
+typedef isc_result_t dns_sdlz_putrr_t(dns_sdlzlookup_t *lookup,
+				      const char *type,
+				      dns_ttl_t ttl,
+				      const char *data);
+
+typedef isc_result_t dns_sdlz_putnamedrr_t(dns_sdlzallnodes_t *allnodes,
+					   const char *name,
+					   const char *type,
+					   dns_ttl_t ttl,
+					   const char *data);
+
+typedef isc_result_t dns_dlz_writeablezone_t(dns_view_t *view,
+					     dns_dlzdb_t *dlzdb,
+					     const char *zone_name);
+
+
+/*
+ * prototypes for the functions you can include in your module
+ */
+
+/*
+ * dlz_version() is required for all DLZ external drivers. It should
+ * return DLZ_DLOPEN_VERSION.  'flags' is updated to indicate capabilities
+ * of the module.  In particular, if the module is thread-safe then it
+ * sets 'flags' to include DNS_SDLZFLAG_THREADSAFE.  Other capability
+ * flags may be added in the future.
+ */
+int
+dlz_version(unsigned int *flags);
+
+/*
+ * dlz_create() is required for all DLZ external drivers.
+ */
+isc_result_t
+dlz_create(const char *dlzname, unsigned int argc, const char *argv[],
+	   void **dbdata, ...);
+
+/*
+ * dlz_destroy() is optional, and will be called when the driver is
+ * unloaded if supplied
+ */
+void
+dlz_destroy(void *dbdata);
+
+/*
+ * dlz_findzonedb is required for all DLZ external drivers
+ */
+isc_result_t
+dlz_findzonedb(void *dbdata, const char *name,
+	       dns_clientinfomethods_t *methods,
+	       dns_clientinfo_t *clientinfo);
+
+/*
+ * dlz_lookup is required for all DLZ external drivers
+ */
+isc_result_t
+dlz_lookup(const char *zone, const char *name, void *dbdata,
+	   dns_sdlzlookup_t *lookup,
+	   dns_clientinfomethods_t *methods,
+	   dns_clientinfo_t *clientinfo);
+
+/*
+ * dlz_authority() is optional if dlz_lookup() supplies
+ * authority information (i.e., SOA, NS) for the dns record
+ */
+isc_result_t
+dlz_authority(const char *zone, void *dbdata, dns_sdlzlookup_t *lookup);
+
+/*
+ * dlz_allowzonexfr() is optional, and should be supplied if you want to
+ * support zone transfers
+ */
+isc_result_t
+dlz_allowzonexfr(void *dbdata, const char *name, const char *client);
+
+/*
+ * dlz_allnodes() is optional, but must be supplied if supply a
+ * dlz_allowzonexfr() function
+ */
+isc_result_t
+dlz_allnodes(const char *zone, void *dbdata, dns_sdlzallnodes_t *allnodes);
+
+/*
+ * dlz_newversion() is optional. It should be supplied if you want to
+ * support dynamic updates.
+ */
+isc_result_t
+dlz_newversion(const char *zone, void *dbdata, void **versionp);
+
+/* 
+ * dlz_closeversion() is optional, but must be supplied if you supply a
+ * dlz_newversion() function
+ */
+void
+dlz_closeversion(const char *zone, isc_boolean_t commit, void *dbdata,
+		 void **versionp);
+
+/*
+ * dlz_configure() is optional, but must be supplied if you want to support
+ * dynamic updates
+ */
+isc_result_t
+dlz_configure(dns_view_t *view, dns_dlzdb_t *dlzdb, void *dbdata);
+
+/*
+ * dlz_ssumatch() is optional, but must be supplied if you want to support
+ * dynamic updates
+ */
+isc_boolean_t
+dlz_ssumatch(const char *signer, const char *name, const char *tcpaddr,
+	     const char *type, const char *key, uint32_t keydatalen,
+	     uint8_t *keydata, void *dbdata);
+
+/*
+ * dlz_addrdataset() is optional, but must be supplied if you want to
+ * support dynamic updates
+ */
+isc_result_t
+dlz_addrdataset(const char *name, const char *rdatastr, void *dbdata,
+		void *version);
+
+/*
+ * dlz_subrdataset() is optional, but must be supplied if you want to
+ * support dynamic updates
+ */
+isc_result_t
+dlz_subrdataset(const char *name, const char *rdatastr, void *dbdata,
+		void *version);
+
+/*
+ * dlz_delrdataset() is optional, but must be supplied if you want to
+ * support dynamic updates
+ */
+isc_result_t
+dlz_delrdataset(const char *name, const char *type, void *dbdata,
+		void *version);
+
+#endif /* DLZ_MINIMAL_H */