*
* @APPLE_LICENSE_HEADER_START@
*
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
- *
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* limitations under the License.
*
* @APPLE_LICENSE_HEADER_END@
- */
+ Change History (most recent first):
+
+$Log: dnssd_ipc.h,v $
+Revision 1.9 2004/09/22 20:05:38 majka
+Integrated
+3725573 - Need Error Codes for handling Lighthouse setup failure on NAT
+3805822 - Socket-based APIs aren't endian-safe
+3806739 - DNSServiceSetDefaultDomainForUser header comments incorrect
+
+Revision 1.8.2.1 2004/09/20 21:54:33 ksekar
+<rdar://problem/3805822> Socket-based APIs aren't endian-safe
+
+Revision 1.8 2004/09/17 20:19:01 majka
+Integrated 3804522
+
+Revision 1.7.2.1 2004/09/17 20:15:30 ksekar
+*** empty log message ***
+
+Revision 1.7 2004/09/16 23:45:24 majka
+Integrated 3775315 and 3765280.
+
+Revision 1.6.4.1 2004/09/02 19:43:41 ksekar
+<rdar://problem/3775315>: Sync dns-sd client files between Libinfo and
+mDNSResponder projects
+
+Revision 1.11 2004/08/10 06:24:56 cheshire
+Use types with precisely defined sizes for 'op' and 'reg_index', for better
+compatibility if the daemon and the client stub are built using different compilers
+
+Revision 1.10 2004/07/07 17:39:25 shersche
+Change MDNS_SERVERPORT from 5533 to 5354.
+
+Revision 1.9 2004/06/25 00:26:27 rpantos
+Changes to fix the Posix build on Solaris.
+
+Revision 1.8 2004/06/18 04:56:51 rpantos
+Add layer for platform code
+Revision 1.7 2004/06/12 01:08:14 cheshire
+Changes for Windows compatibility
+
+Revision 1.6 2003/08/12 19:56:25 cheshire
+Update to APSL 2.0
+
+ */
#ifndef DNSSD_IPC_H
#define DNSSD_IPC_H
#include "dns_sd.h"
-#include <sys/types.h>
-#include <unistd.h>
-#include <sys/un.h>
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <sys/stat.h>
-#define UDSDEBUG // verbose debug output
+
+//
+// Common cross platform services
+//
+#if defined(WIN32)
+# include <winsock2.h>
+# define dnssd_InvalidSocket INVALID_SOCKET
+# define dnssd_EWOULDBLOCK WSAEWOULDBLOCK
+# define dnssd_EINTR WSAEINTR
+# define MSG_WAITALL 0
+# define dnssd_sock_t SOCKET
+# define dnssd_sockbuf_t
+# define dnssd_close(sock) closesocket(sock)
+# define dnssd_errno() WSAGetLastError()
+# define ssize_t int
+# define getpid _getpid
+#else
+# include <sys/types.h>
+# include <unistd.h>
+# include <sys/un.h>
+# include <string.h>
+# include <stdio.h>
+# include <stdlib.h>
+# include <sys/stat.h>
+# include <sys/socket.h>
+# include <netinet/in.h>
+# define dnssd_InvalidSocket -1
+# define dnssd_EWOULDBLOCK EWOULDBLOCK
+# define dnssd_EINTR EINTR
+# define dnssd_EPIPE EPIPE
+# define dnssd_sock_t int
+# define dnssd_close(sock) close(sock)
+# define dnssd_errno() errno
+#endif
+
+#if defined(USE_TCP_LOOPBACK)
+# define AF_DNSSD AF_INET
+# define MDNS_TCP_SERVERADDR "127.0.0.1"
+# define MDNS_TCP_SERVERPORT 5354
+# define LISTENQ 5
+# define dnssd_sockaddr_t struct sockaddr_in
+#else
+# define AF_DNSSD AF_LOCAL
+# define MDNS_UDS_SERVERPATH "/var/run/mDNSResponder"
+# define LISTENQ 100
+ // longest legal control path length
+# define MAX_CTLPATH 256
+# define dnssd_sockaddr_t struct sockaddr_un
+#endif
+
+
+//#define UDSDEBUG // verbose debug output
+
+// Compatibility workaround
+#ifndef AF_LOCAL
+#define AF_LOCAL AF_UNIX
+#endif
// General UDS constants
-#define MDNS_UDS_SERVERPATH "/var/run/mDNSResponder"
-#define LISTENQ 100
-#define TXT_RECORD_INDEX -1 // record index for default text record
-#define MAX_CTLPATH 256 // longest legal control path length
+#define TXT_RECORD_INDEX ((uint32_t)(-1)) // record index for default text record
// IPC data encoding constants and types
#define VERSION 1
#define IPC_FLAGS_REUSE_SOCKET 2 // set flag if synchronous errors are to be sent via the primary socket
// (if not set, first string in message buffer must be path to error socket
-
typedef enum
{
connection = 1, // connected socket via DNSServiceConnect()
query_request,
reconfirm_record_request,
add_record_request,
- update_record_request
+ update_record_request,
+ setdomain_request
} request_op_t;
typedef enum
reg_record_reply
} reply_op_t;
-
typedef struct ipc_msg_hdr_struct ipc_msg_hdr;
-
// client stub callback to process message from server and deliver results to
// client application
uint32_t ptr64[2];
} client_context_t;
-
-typedef struct ipc_msg_hdr_struct
+typedef struct __attribute__((__packed__)) ipc_msg_hdr_struct
{
uint32_t version;
uint32_t datalen;
uint32_t flags;
- union
- {
- request_op_t request_op;
- reply_op_t reply_op;
- } op;
+ uint32_t op; // request_op_t or reply_op_t
client_context_t client_context; // context passed from client, returned by server in corresponding reply
- int reg_index; // identifier for a record registered via DNSServiceRegisterRecord() on a
+ uint32_t reg_index; // identifier for a record registered via DNSServiceRegisterRecord() on a
// socket connected by DNSServiceConnect(). Must be unique in the scope of the connection, such that and
// index/socket pair uniquely identifies a record. (Used to select records for removal by DNSServiceRemoveRecord())
- } ipc_msg_hdr_struct;
-
-
-
+ } ipc_msg_hdr_struct;
+// it is advanced to point to the next field, or the end of the message
// routines to write to and extract data from message buffers.
-// caller responsible for bounds checking.
+// caller responsible for bounds checking.
// ptr is the address of the pointer to the start of the field.
// it is advanced to point to the next field, or the end of the message
-
-void put_flags(const DNSServiceFlags flags, char **ptr);
-DNSServiceFlags get_flags(char **ptr);
-
void put_long(const uint32_t l, char **ptr);
uint32_t get_long(char **ptr);
-void put_error_code(const DNSServiceErrorType, char **ptr);
-DNSServiceErrorType get_error_code(char **ptr);
+void put_short(uint16_t s, char **ptr);
+uint16_t get_short(char **ptr);
+
+#define put_flags put_long
+#define get_flags get_long
+
+#define put_error_code put_long
+#define get_error_code get_long
int put_string(const char *str, char **ptr);
int get_string(char **ptr, char *buffer, int buflen);
void put_rdata(const int rdlen, const char *rdata, char **ptr);
-char *get_rdata(char **ptr, int rdlen); // return value is rdata pointed to by *ptr -
+char *get_rdata(char **ptr, int rdlen); // return value is rdata pointed to by *ptr -
// rdata is not copied from buffer.
-void put_short(uint16_t s, char **ptr);
-uint16_t get_short(char **ptr);
-
-
+void ConvertHeaderBytes(ipc_msg_hdr *hdr);
#endif // DNSSD_IPC_H
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