mirror of
https://github.com/owntone/owntone-server.git
synced 2025-03-13 21:12:56 -04:00
Flatten mdns stuff
This commit is contained in:
parent
46ac5acdf8
commit
863346cbb9
@ -13,7 +13,7 @@ DBFILE=db-memory.c
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endif
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if COND_REND_POSIX
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RENDSRC=mdns/mDNS.c mdns/mDNSClientAPI.h mdns/mDNSDebug.h mdns/mDNSPosix.c mdns/mDNSUNP.c rend-posix.c mdns/mDNSPlatformFunctions.h
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RENDSRC=mDNS.c mDNSClientAPI.h mDNSDebug.h mDNSPosix.c mDNSUNP.c rend-posix.c mDNSPlatformFunctions.h
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endif
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if COND_REND_HOWL
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@ -30,8 +30,8 @@ mt_daapd_SOURCES = main.c daapd.h rend.h uici.c uici.h webserver.c \
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mp3-scanner.h mp3-scanner.c playlist.c playlist.h rend-unix.c rend-unix.h \
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lexer.l parser.y $(RENDSRC) strcasestr.c strcasestr.h strsep.c
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EXTRA_DIST = mdns/mDNS.c mdns/mDNSClientAPI.h mdns/mDNSDebug.h mdns/mDNSPosix.c \
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mdns/mDNSUNP.c mdns/mDNSPlatformFunctions.h mdns/mDNSPosix.h mdns/mDNSUNP.h \
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EXTRA_DIST = mDNS.c mDNSClientAPI.h mDNSDebug.h mDNSPosix.c \
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mDNSUNP.c mDNSPlatformFunctions.h mDNSPosix.h mDNSUNP.h \
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rend-howl.c rend-posix.c rend-osx.c strcasestr.c strsep.c db-memory.c \
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db-gdbm.c strcasestr.h redblack.c redblack.h
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7034
src/mDNS.c
Normal file
7034
src/mDNS.c
Normal file
File diff suppressed because it is too large
Load Diff
1426
src/mDNSClientAPI.h
Normal file
1426
src/mDNSClientAPI.h
Normal file
File diff suppressed because it is too large
Load Diff
118
src/mDNSDebug.h
Normal file
118
src/mDNSDebug.h
Normal file
@ -0,0 +1,118 @@
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/*
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* Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved.
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* This file contains Original Code and/or Modifications of Original Code
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* as defined in and that are subject to the Apple Public Source License
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* Version 2.0 (the 'License'). You may not use this file except in
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* compliance with the License. Please obtain a copy of the License at
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* http://www.opensource.apple.com/apsl/ and read it before using this
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* file.
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*
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* The Original Code and all software distributed under the License are
|
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
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||||
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
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||||
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
|
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* Please see the License for the specific language governing rights and
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* limitations under the License.
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*
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* @APPLE_LICENSE_HEADER_END@
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Change History (most recent first):
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$Log$
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Revision 1.1 2004/03/29 17:55:17 rpedde
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Flatten mdns stuff
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Revision 1.2 2004/03/02 00:03:37 rpedde
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Merge new rendezvous code
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Revision 1.14 2003/08/12 19:56:24 cheshire
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Update to APSL 2.0
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Revision 1.13 2003/07/02 21:19:46 cheshire
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<rdar://problem/3313413> Update copyright notices, etc., in source code comments
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Revision 1.12 2003/05/26 03:01:27 cheshire
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<rdar://problem/3268904> sprintf/vsprintf-style functions are unsafe; use snprintf/vsnprintf instead
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Revision 1.11 2003/05/21 17:48:10 cheshire
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Add macro to enable GCC's printf format string checking
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Revision 1.10 2003/04/26 02:32:57 cheshire
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Add extern void LogMsg(const char *format, ...);
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Revision 1.9 2002/09/21 20:44:49 zarzycki
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Added APSL info
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Revision 1.8 2002/09/19 04:20:43 cheshire
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Remove high-ascii characters that confuse some systems
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Revision 1.7 2002/09/16 18:41:42 cheshire
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Merge in license terms from Quinn's copy, in preparation for Darwin release
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*/
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#ifndef __mDNSDebug_h
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#define __mDNSDebug_h
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// Set MDNS_DEBUGMSGS to 0 to optimize debugf() calls out of the compiled code
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// Set MDNS_DEBUGMSGS to 1 to generate normal debugging messages
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// Set MDNS_DEBUGMSGS to 2 to generate verbose debugging messages
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// MDNS_DEBUGMSGS is normally set in the project options (or makefile) but can also be set here if desired
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//#define MDNS_DEBUGMSGS 2
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// Set MDNS_CHECK_PRINTF_STYLE_FUNCTIONS to 1 to enable extra GCC compiler warnings
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// Note: You don't normally want to do this, because it generates a bunch of
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// spurious warnings for the following custom extensions implemented by mDNS_vsnprintf:
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// warning: `#' flag used with `%s' printf format (for %#s -- pascal string format)
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// warning: repeated `#' flag in format (for %##s -- DNS name string format)
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// warning: double format, pointer arg (arg 2) (for %.4a, %.16a, %#a -- IP address formats)
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#define MDNS_CHECK_PRINTF_STYLE_FUNCTIONS 0
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#if MDNS_CHECK_PRINTF_STYLE_FUNCTIONS
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#define IS_A_PRINTF_STYLE_FUNCTION(F,A) __attribute__ ((format(printf,F,A)))
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#else
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#define IS_A_PRINTF_STYLE_FUNCTION(F,A)
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if MDNS_DEBUGMSGS
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#define debugf debugf_
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extern void debugf_(const char *format, ...) IS_A_PRINTF_STYLE_FUNCTION(1,2);
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#else // If debug breaks are off, use a preprocessor trick to optimize those calls out of the code
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#if( defined( __GNUC__ ) )
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#define debugf( ARGS... ) ((void)0)
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#elif( defined( __MWERKS__ ) )
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#define debugf( ... )
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#else
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#define debugf 1 ? ((void)0) : (void)
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#endif
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#endif
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#if MDNS_DEBUGMSGS > 1
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#define verbosedebugf verbosedebugf_
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extern void verbosedebugf_(const char *format, ...) IS_A_PRINTF_STYLE_FUNCTION(1,2);
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#else
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#if( defined( __GNUC__ ) )
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#define verbosedebugf( ARGS... ) ((void)0)
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#elif( defined( __MWERKS__ ) )
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#define verbosedebugf( ... )
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#else
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#define verbosedebugf 1 ? ((void)0) : (void)
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#endif
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#endif
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// LogMsg is used even in shipping code, to write truly serious error messages to syslog (or equivalent)
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extern void LogMsg(const char *format, ...) IS_A_PRINTF_STYLE_FUNCTION(1,2);
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#ifdef __cplusplus
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}
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#endif
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#endif
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89
src/mDNSPlatformFunctions.h
Normal file
89
src/mDNSPlatformFunctions.h
Normal file
@ -0,0 +1,89 @@
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/*
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* Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved.
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*
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* @APPLE_LICENSE_HEADER_START@
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*
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* 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
|
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* compliance with the License. Please obtain a copy of the License at
|
||||
* http://www.opensource.apple.com/apsl/ and read it before using this
|
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* file.
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*
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* The Original Code and all software distributed under the License are
|
||||
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
|
||||
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
|
||||
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
|
||||
* Please see the License for the specific language governing rights and
|
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* limitations under the License.
|
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*
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* @APPLE_LICENSE_HEADER_END@
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Change History (most recent first):
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$Log$
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Revision 1.1 2004/03/29 17:55:17 rpedde
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Flatten mdns stuff
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Revision 1.2 2004/03/02 00:03:37 rpedde
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Merge new rendezvous code
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Revision 1.22.2.1 2003/12/05 00:03:34 cheshire
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<rdar://problem/3487869> Use buffer size MAX_ESCAPED_DOMAIN_NAME instead of 256
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Revision 1.22 2003/08/18 22:53:37 cheshire
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<rdar://problem/3382647> mDNSResponder divide by zero in mDNSPlatformTimeNow()
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Revision 1.21 2003/08/15 20:16:57 cheshire
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Update comment for <rdar://problem/3366590> mDNSResponder takes too much RPRVT
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Revision 1.20 2003/08/12 19:56:24 cheshire
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Update to APSL 2.0
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Revision 1.19 2003/08/05 22:20:15 cheshire
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<rdar://problem/3330324> Need to check IP TTL on responses
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Revision 1.18 2003/07/22 23:57:20 cheshire
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Move platform-layer function prototypes from mDNSClientAPI.h to mDNSPlatformFunctions.h where they belong
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Revision 1.17 2003/07/19 03:15:15 cheshire
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Add generic MemAllocate/MemFree prototypes to mDNSPlatformFunctions.h,
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and add the obvious trivial implementations to each platform support layer
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Revision 1.16 2003/07/02 21:19:46 cheshire
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<rdar://problem/3313413> Update copyright notices, etc., in source code comments
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Revision 1.15 2003/05/23 22:39:45 cheshire
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<rdar://problem/3268151> Need to adjust maximum packet size for IPv6
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Revision 1.14 2003/04/28 21:54:57 cheshire
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Fix compiler warning
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Revision 1.13 2003/03/15 04:40:36 cheshire
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Change type called "mDNSOpaqueID" to the more descriptive name "mDNSInterfaceID"
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Revision 1.12 2003/02/21 01:54:08 cheshire
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Bug #: 3099194 mDNSResponder needs performance improvements
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Switched to using new "mDNS_Execute" model (see "Implementer Notes.txt")
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Revision 1.11 2002/12/23 22:13:29 jgraessl
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Reviewed by: Stuart Cheshire
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Initial IPv6 support for mDNSResponder.
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Revision 1.10 2002/09/21 20:44:49 zarzycki
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Added APSL info
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Revision 1.9 2002/09/19 04:20:43 cheshire
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Remove high-ascii characters that confuse some systems
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Revision 1.8 2002/09/16 23:12:14 cheshire
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Minor code tidying
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Revision 1.7 2002/09/16 18:41:42 cheshire
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Merge in license terms from Quinn's copy, in preparation for Darwin release
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*/
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// Note: All moved to mDNSClientAPI.h
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1008
src/mDNSPosix.c
Normal file
1008
src/mDNSPosix.c
Normal file
File diff suppressed because it is too large
Load Diff
101
src/mDNSPosix.h
Normal file
101
src/mDNSPosix.h
Normal file
@ -0,0 +1,101 @@
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/*
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* Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved.
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*
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* @APPLE_LICENSE_HEADER_START@
|
||||
*
|
||||
* 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
|
||||
* compliance with the License. Please obtain a copy of the License at
|
||||
* http://www.opensource.apple.com/apsl/ and read it before using this
|
||||
* file.
|
||||
*
|
||||
* The Original Code and all software distributed under the License are
|
||||
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
|
||||
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
|
||||
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
|
||||
* Please see the License for the specific language governing rights and
|
||||
* limitations under the License.
|
||||
*
|
||||
* @APPLE_LICENSE_HEADER_END@
|
||||
|
||||
Change History (most recent first):
|
||||
|
||||
$Log$
|
||||
Revision 1.1 2004/03/29 17:55:17 rpedde
|
||||
Flatten mdns stuff
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|
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Revision 1.2 2004/03/02 00:03:37 rpedde
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Merge new rendezvous code
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Revision 1.9 2003/10/30 19:25:19 cheshire
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Fix warning on certain compilers
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Revision 1.8 2003/08/12 19:56:26 cheshire
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Update to APSL 2.0
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|
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Revision 1.7 2003/07/02 21:19:59 cheshire
|
||||
<rdar://problem/3313413> Update copyright notices, etc., in source code comments
|
||||
|
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Revision 1.6 2003/03/13 03:46:21 cheshire
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Fixes to make the code build on Linux
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Revision 1.5 2003/03/08 00:35:56 cheshire
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Switched to using new "mDNS_Execute" model (see "mDNSCore/Implementer Notes.txt")
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Revision 1.4 2002/12/23 22:13:31 jgraessl
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Reviewed by: Stuart Cheshire
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Initial IPv6 support for mDNSResponder.
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Revision 1.3 2002/09/21 20:44:53 zarzycki
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Added APSL info
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|
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Revision 1.2 2002/09/19 04:20:44 cheshire
|
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Remove high-ascii characters that confuse some systems
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|
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Revision 1.1 2002/09/17 06:24:34 cheshire
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First checkin
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*/
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#ifndef __mDNSPlatformPosix_h
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#define __mDNSPlatformPosix_h
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#include <sys/time.h>
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#if HAVE_IPV6
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#define mDNSIPv6Support 1
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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// This is a global because debugf_() needs to be able to check its value
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extern int gMDNSPlatformPosixVerboseLevel;
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struct mDNS_PlatformSupport_struct
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{
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// No additional data required for Posix at this time
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long dummy[1]; // Some compilers don't like empty structures
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};
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extern mStatus mDNSPlatformPosixRefreshInterfaceList(mDNS *const m);
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// See comment in implementation.
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// Call mDNSPosixGetFDSet before calling select(), to update the parameters
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// as may be necessary to meet the needs of the mDNSCore code.
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// The timeout pointer MUST NOT be NULL.
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// Set timeout->tv_sec to 0x3FFFFFFF if you want to have effectively no timeout
|
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// After calling mDNSPosixGetFDSet(), call select(nfds, &readfds, NULL, NULL, &timeout); as usual
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// After select() returns, call mDNSPosixProcessFDSet() to let mDNSCore do its work
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extern void mDNSPosixGetFDSet(mDNS *const m, int *nfds, fd_set *readfds, struct timeval *timeout);
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extern void mDNSPosixProcessFDSet(mDNS *const m, fd_set *readfds);
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|
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#ifdef __cplusplus
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}
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#endif
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#endif
|
430
src/mDNSUNP.c
Normal file
430
src/mDNSUNP.c
Normal file
@ -0,0 +1,430 @@
|
||||
/*
|
||||
* Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved.
|
||||
*
|
||||
* @APPLE_LICENSE_HEADER_START@
|
||||
*
|
||||
* 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
|
||||
* compliance with the License. Please obtain a copy of the License at
|
||||
* http://www.opensource.apple.com/apsl/ and read it before using this
|
||||
* file.
|
||||
*
|
||||
* The Original Code and all software distributed under the License are
|
||||
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
|
||||
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
|
||||
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
|
||||
* Please see the License for the specific language governing rights and
|
||||
* limitations under the License.
|
||||
*
|
||||
* @APPLE_LICENSE_HEADER_END@
|
||||
|
||||
Change History (most recent first):
|
||||
|
||||
$Log$
|
||||
Revision 1.1 2004/03/29 17:55:17 rpedde
|
||||
Flatten mdns stuff
|
||||
|
||||
Revision 1.3 2004/03/02 00:03:37 rpedde
|
||||
Merge new rendezvous code
|
||||
|
||||
Revision 1.12 2003/09/02 20:47:13 cheshire
|
||||
Fix signed/unsigned warning
|
||||
|
||||
Revision 1.11 2003/08/12 19:56:26 cheshire
|
||||
Update to APSL 2.0
|
||||
|
||||
Revision 1.10 2003/08/06 18:20:51 cheshire
|
||||
Makefile cleanup
|
||||
|
||||
Revision 1.9 2003/07/14 18:11:54 cheshire
|
||||
Fix stricter compiler warnings
|
||||
|
||||
Revision 1.8 2003/07/02 21:19:59 cheshire
|
||||
<rdar://problem/3313413> Update copyright notices, etc., in source code comments
|
||||
|
||||
Revision 1.7 2003/03/20 21:10:31 cheshire
|
||||
Fixes done at IETF 56 to make mDNSProxyResponderPosix run on Solaris
|
||||
|
||||
Revision 1.6 2003/03/13 03:46:21 cheshire
|
||||
Fixes to make the code build on Linux
|
||||
|
||||
Revision 1.5 2003/02/07 03:02:02 cheshire
|
||||
Submitted by: Mitsutaka Watanabe
|
||||
The code saying "index += 1;" was effectively making up random interface index values.
|
||||
The right way to find the correct interface index is if_nametoindex();
|
||||
|
||||
Revision 1.4 2002/12/23 22:13:31 jgraessl
|
||||
|
||||
Reviewed by: Stuart Cheshire
|
||||
Initial IPv6 support for mDNSResponder.
|
||||
|
||||
Revision 1.3 2002/09/21 20:44:53 zarzycki
|
||||
Added APSL info
|
||||
|
||||
Revision 1.2 2002/09/19 04:20:44 cheshire
|
||||
Remove high-ascii characters that confuse some systems
|
||||
|
||||
Revision 1.1 2002/09/17 06:24:34 cheshire
|
||||
First checkin
|
||||
|
||||
*/
|
||||
|
||||
#include "mDNSUNP.h"
|
||||
|
||||
#include <errno.h>
|
||||
#include <assert.h>
|
||||
#include <string.h>
|
||||
#include <stdlib.h>
|
||||
#include <sys/uio.h>
|
||||
#include <sys/ioctl.h>
|
||||
#include <unistd.h>
|
||||
#include <stdio.h>
|
||||
|
||||
/* Solaris defined SIOCGIFCONF etc in <sys/sockio.h> but
|
||||
other platforms don't even have that include file. So,
|
||||
if we haven't yet got a definition, let's try to find
|
||||
<sys/sockio.h>.
|
||||
*/
|
||||
|
||||
#ifndef SIOCGIFCONF
|
||||
#include <sys/sockio.h>
|
||||
#endif
|
||||
|
||||
/* sockaddr_dl is only referenced if we're using IP_RECVIF,
|
||||
so only include the header in that case.
|
||||
*/
|
||||
|
||||
#ifdef IP_RECVIF
|
||||
#include <net/if_dl.h>
|
||||
#endif
|
||||
|
||||
|
||||
struct ifi_info *get_ifi_info(int family, int doaliases)
|
||||
{
|
||||
int junk;
|
||||
struct ifi_info *ifi, *ifihead, **ifipnext;
|
||||
int sockfd, len, lastlen, flags, myflags;
|
||||
char *ptr, *buf, lastname[IFNAMSIZ], *cptr;
|
||||
struct ifconf ifc;
|
||||
struct ifreq *ifr, ifrcopy;
|
||||
struct sockaddr_in *sinptr;
|
||||
|
||||
#if defined(AF_INET6) && defined(HAVE_IPV6)
|
||||
struct sockaddr_in6 *sinptr6;
|
||||
#endif
|
||||
|
||||
sockfd = -1;
|
||||
buf = NULL;
|
||||
ifihead = NULL;
|
||||
|
||||
sockfd = socket(AF_INET, SOCK_DGRAM, 0);
|
||||
if (sockfd < 0) {
|
||||
goto gotError;
|
||||
}
|
||||
|
||||
lastlen = 0;
|
||||
len = 100 * sizeof(struct ifreq); /* initial buffer size guess */
|
||||
for ( ; ; ) {
|
||||
buf = malloc(len);
|
||||
if (buf == NULL) {
|
||||
goto gotError;
|
||||
}
|
||||
ifc.ifc_len = len;
|
||||
ifc.ifc_buf = buf;
|
||||
if (ioctl(sockfd, SIOCGIFCONF, &ifc) < 0) {
|
||||
if (errno != EINVAL || lastlen != 0) {
|
||||
goto gotError;
|
||||
}
|
||||
} else {
|
||||
if (ifc.ifc_len == lastlen)
|
||||
break; /* success, len has not changed */
|
||||
lastlen = ifc.ifc_len;
|
||||
}
|
||||
len += 10 * sizeof(struct ifreq); /* increment */
|
||||
free(buf);
|
||||
}
|
||||
ifihead = NULL;
|
||||
ifipnext = &ifihead;
|
||||
lastname[0] = 0;
|
||||
/* end get_ifi_info1 */
|
||||
|
||||
/* include get_ifi_info2 */
|
||||
for (ptr = buf; ptr < buf + ifc.ifc_len; ) {
|
||||
ifr = (struct ifreq *) ptr;
|
||||
|
||||
len = GET_SA_LEN(ifr->ifr_addr);
|
||||
ptr += sizeof(ifr->ifr_name) + len; /* for next one in buffer */
|
||||
|
||||
// fprintf(stderr, "intf %d name=%s AF=%d\n", index, ifr->ifr_name, ifr->ifr_addr.sa_family);
|
||||
|
||||
if (ifr->ifr_addr.sa_family != family)
|
||||
continue; /* ignore if not desired address family */
|
||||
|
||||
myflags = 0;
|
||||
if ( (cptr = strchr(ifr->ifr_name, ':')) != NULL)
|
||||
*cptr = 0; /* replace colon will null */
|
||||
if (strncmp(lastname, ifr->ifr_name, IFNAMSIZ) == 0) {
|
||||
if (doaliases == 0)
|
||||
continue; /* already processed this interface */
|
||||
myflags = IFI_ALIAS;
|
||||
}
|
||||
memcpy(lastname, ifr->ifr_name, IFNAMSIZ);
|
||||
|
||||
ifrcopy = *ifr;
|
||||
if (ioctl(sockfd, SIOCGIFFLAGS, &ifrcopy) < 0) {
|
||||
goto gotError;
|
||||
}
|
||||
|
||||
flags = ifrcopy.ifr_flags;
|
||||
if ((flags & IFF_UP) == 0)
|
||||
continue; /* ignore if interface not up */
|
||||
|
||||
ifi = calloc(1, sizeof(struct ifi_info));
|
||||
if (ifi == NULL) {
|
||||
goto gotError;
|
||||
}
|
||||
*ifipnext = ifi; /* prev points to this new one */
|
||||
ifipnext = &ifi->ifi_next; /* pointer to next one goes here */
|
||||
|
||||
ifi->ifi_flags = flags; /* IFF_xxx values */
|
||||
ifi->ifi_myflags = myflags; /* IFI_xxx values */
|
||||
ifi->ifi_index = if_nametoindex(ifr->ifr_name);
|
||||
memcpy(ifi->ifi_name, ifr->ifr_name, IFI_NAME);
|
||||
ifi->ifi_name[IFI_NAME-1] = '\0';
|
||||
/* end get_ifi_info2 */
|
||||
/* include get_ifi_info3 */
|
||||
switch (ifr->ifr_addr.sa_family) {
|
||||
case AF_INET:
|
||||
sinptr = (struct sockaddr_in *) &ifr->ifr_addr;
|
||||
if (ifi->ifi_addr == NULL) {
|
||||
ifi->ifi_addr = calloc(1, sizeof(struct sockaddr_in));
|
||||
if (ifi->ifi_addr == NULL) {
|
||||
goto gotError;
|
||||
}
|
||||
memcpy(ifi->ifi_addr, sinptr, sizeof(struct sockaddr_in));
|
||||
|
||||
#ifdef SIOCGIFBRDADDR
|
||||
if (flags & IFF_BROADCAST) {
|
||||
if (ioctl(sockfd, SIOCGIFBRDADDR, &ifrcopy) < 0) {
|
||||
goto gotError;
|
||||
}
|
||||
sinptr = (struct sockaddr_in *) &ifrcopy.ifr_broadaddr;
|
||||
ifi->ifi_brdaddr = calloc(1, sizeof(struct sockaddr_in));
|
||||
if (ifi->ifi_brdaddr == NULL) {
|
||||
goto gotError;
|
||||
}
|
||||
memcpy(ifi->ifi_brdaddr, sinptr, sizeof(struct sockaddr_in));
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef SIOCGIFDSTADDR
|
||||
if (flags & IFF_POINTOPOINT) {
|
||||
if (ioctl(sockfd, SIOCGIFDSTADDR, &ifrcopy) < 0) {
|
||||
goto gotError;
|
||||
}
|
||||
sinptr = (struct sockaddr_in *) &ifrcopy.ifr_dstaddr;
|
||||
ifi->ifi_dstaddr = calloc(1, sizeof(struct sockaddr_in));
|
||||
if (ifi->ifi_dstaddr == NULL) {
|
||||
goto gotError;
|
||||
}
|
||||
memcpy(ifi->ifi_dstaddr, sinptr, sizeof(struct sockaddr_in));
|
||||
}
|
||||
#endif
|
||||
}
|
||||
break;
|
||||
|
||||
#if defined(AF_INET6) && defined(HAVE_IPV6)
|
||||
case AF_INET6:
|
||||
sinptr6 = (struct sockaddr_in6 *) &ifr->ifr_addr;
|
||||
if (ifi->ifi_addr == NULL) {
|
||||
ifi->ifi_addr = calloc(1, sizeof(struct sockaddr_in6));
|
||||
if (ifi->ifi_addr == NULL) {
|
||||
goto gotError;
|
||||
}
|
||||
|
||||
/* Some platforms (*BSD) inject the prefix in IPv6LL addresses */
|
||||
/* We need to strip that out */
|
||||
if (IN6_IS_ADDR_LINKLOCAL(&sinptr6->sin6_addr))
|
||||
sinptr6->sin6_addr.__u6_addr.__u6_addr16[1] = 0;
|
||||
memcpy(ifi->ifi_addr, sinptr6, sizeof(struct sockaddr_in6));
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
goto done;
|
||||
|
||||
gotError:
|
||||
if (ifihead != NULL) {
|
||||
free_ifi_info(ifihead);
|
||||
ifihead = NULL;
|
||||
}
|
||||
|
||||
done:
|
||||
if (buf != NULL) {
|
||||
free(buf);
|
||||
}
|
||||
if (sockfd != -1) {
|
||||
junk = close(sockfd);
|
||||
assert(junk == 0);
|
||||
}
|
||||
return(ifihead); /* pointer to first structure in linked list */
|
||||
}
|
||||
/* end get_ifi_info3 */
|
||||
|
||||
/* include free_ifi_info */
|
||||
void
|
||||
free_ifi_info(struct ifi_info *ifihead)
|
||||
{
|
||||
struct ifi_info *ifi, *ifinext;
|
||||
|
||||
for (ifi = ifihead; ifi != NULL; ifi = ifinext) {
|
||||
if (ifi->ifi_addr != NULL)
|
||||
free(ifi->ifi_addr);
|
||||
if (ifi->ifi_brdaddr != NULL)
|
||||
free(ifi->ifi_brdaddr);
|
||||
if (ifi->ifi_dstaddr != NULL)
|
||||
free(ifi->ifi_dstaddr);
|
||||
ifinext = ifi->ifi_next; /* can't fetch ifi_next after free() */
|
||||
free(ifi); /* the ifi_info{} itself */
|
||||
}
|
||||
}
|
||||
/* end free_ifi_info */
|
||||
|
||||
ssize_t
|
||||
recvfrom_flags(int fd, void *ptr, size_t nbytes, int *flagsp,
|
||||
struct sockaddr *sa, socklen_t *salenptr, struct my_in_pktinfo *pktp)
|
||||
{
|
||||
struct msghdr msg;
|
||||
struct iovec iov[1];
|
||||
ssize_t n;
|
||||
|
||||
#ifdef CMSG_FIRSTHDR
|
||||
struct cmsghdr *cmptr;
|
||||
union {
|
||||
struct cmsghdr cm;
|
||||
char control[1024];
|
||||
} control_un;
|
||||
|
||||
msg.msg_control = control_un.control;
|
||||
msg.msg_controllen = sizeof(control_un.control);
|
||||
msg.msg_flags = 0;
|
||||
#else
|
||||
memset(&msg, 0, sizeof(msg)); /* make certain msg_accrightslen = 0 */
|
||||
#endif /* CMSG_FIRSTHDR */
|
||||
|
||||
msg.msg_name = (void *) sa;
|
||||
msg.msg_namelen = *salenptr;
|
||||
iov[0].iov_base = ptr;
|
||||
iov[0].iov_len = nbytes;
|
||||
msg.msg_iov = iov;
|
||||
msg.msg_iovlen = 1;
|
||||
|
||||
if ( (n = recvmsg(fd, &msg, *flagsp)) < 0)
|
||||
return(n);
|
||||
|
||||
*salenptr = msg.msg_namelen; /* pass back results */
|
||||
if (pktp) {
|
||||
/* 0.0.0.0, i/f = -1 */
|
||||
/* We set the interface to -1 so that the caller can
|
||||
tell whether we returned a meaningful value or
|
||||
just some default. Previously this code just
|
||||
set the value to 0, but I'm concerned that 0
|
||||
might be a valid interface value.
|
||||
*/
|
||||
memset(pktp, 0, sizeof(struct my_in_pktinfo));
|
||||
pktp->ipi_ifindex = -1;
|
||||
}
|
||||
/* end recvfrom_flags1 */
|
||||
|
||||
/* include recvfrom_flags2 */
|
||||
#ifndef CMSG_FIRSTHDR
|
||||
#warning CMSG_FIRSTHDR not defined. Will not be able to determine destination address, received interface, etc.
|
||||
*flagsp = 0; /* pass back results */
|
||||
return(n);
|
||||
#else
|
||||
|
||||
*flagsp = msg.msg_flags; /* pass back results */
|
||||
if (msg.msg_controllen < (socklen_t)sizeof(struct cmsghdr) ||
|
||||
(msg.msg_flags & MSG_CTRUNC) || pktp == NULL)
|
||||
return(n);
|
||||
|
||||
for (cmptr = CMSG_FIRSTHDR(&msg); cmptr != NULL;
|
||||
cmptr = CMSG_NXTHDR(&msg, cmptr)) {
|
||||
|
||||
#ifdef IP_PKTINFO
|
||||
#if in_pktinfo_definition_is_missing
|
||||
struct in_pktinfo
|
||||
{
|
||||
int ipi_ifindex;
|
||||
struct in_addr ipi_spec_dst;
|
||||
struct in_addr ipi_addr;
|
||||
};
|
||||
#endif
|
||||
if (cmptr->cmsg_level == IPPROTO_IP &&
|
||||
cmptr->cmsg_type == IP_PKTINFO) {
|
||||
struct in_pktinfo *tmp;
|
||||
struct sockaddr_in *sin = (struct sockaddr_in*)&pktp->ipi_addr;
|
||||
|
||||
tmp = (struct in_pktinfo *) CMSG_DATA(cmptr);
|
||||
sin->sin_family = AF_INET;
|
||||
sin->sin_addr = tmp->ipi_addr;
|
||||
sin->sin_port = 0;
|
||||
pktp->ipi_ifindex = tmp->ipi_ifindex;
|
||||
continue;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef IP_RECVDSTADDR
|
||||
if (cmptr->cmsg_level == IPPROTO_IP &&
|
||||
cmptr->cmsg_type == IP_RECVDSTADDR) {
|
||||
struct sockaddr_in *sin = (struct sockaddr_in*)&pktp->ipi_addr;
|
||||
|
||||
sin->sin_family = AF_INET;
|
||||
sin->sin_addr = *(struct in_addr*)CMSG_DATA(cmptr);
|
||||
sin->sin_port = 0;
|
||||
continue;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef IP_RECVIF
|
||||
if (cmptr->cmsg_level == IPPROTO_IP &&
|
||||
cmptr->cmsg_type == IP_RECVIF) {
|
||||
struct sockaddr_dl *sdl = (struct sockaddr_dl *) CMSG_DATA(cmptr);
|
||||
int nameLen = (sdl->sdl_nlen < IFI_NAME - 1) ? sdl->sdl_nlen : (IFI_NAME - 1);
|
||||
pktp->ipi_ifindex = sdl->sdl_index;
|
||||
#ifndef HAVE_BROKEN_RECVIF_NAME
|
||||
strncpy(pktp->ipi_ifname, sdl->sdl_data, nameLen);
|
||||
#endif
|
||||
assert(pktp->ipi_ifname[IFI_NAME - 1] == 0);
|
||||
// null terminated because of memset above
|
||||
continue;
|
||||
}
|
||||
#endif
|
||||
|
||||
#if defined(IPV6_PKTINFO) && defined(HAVE_IPV6)
|
||||
if (cmptr->cmsg_level == IPPROTO_IPV6 &&
|
||||
cmptr->cmsg_type == IPV6_PKTINFO) {
|
||||
struct sockaddr_in6 *sin6 = (struct sockaddr_in6*)&pktp->ipi_addr;
|
||||
struct in6_pktinfo *ip6_info = (struct in6_pktinfo*)CMSG_DATA(cmptr);
|
||||
|
||||
sin6->sin6_family = AF_INET6;
|
||||
sin6->sin6_len = sizeof(*sin6);
|
||||
sin6->sin6_addr = ip6_info->ipi6_addr;
|
||||
sin6->sin6_flowinfo = 0;
|
||||
sin6->sin6_scope_id = 0;
|
||||
sin6->sin6_port = 0;
|
||||
pktp->ipi_ifindex = ip6_info->ipi6_ifindex;
|
||||
continue;
|
||||
}
|
||||
#endif
|
||||
assert(0); // unknown ancillary data
|
||||
}
|
||||
return(n);
|
||||
#endif /* CMSG_FIRSTHDR */
|
||||
}
|
129
src/mDNSUNP.h
Normal file
129
src/mDNSUNP.h
Normal file
@ -0,0 +1,129 @@
|
||||
/*
|
||||
* Copyright (c) 2002-2003 Apple Computer, Inc. All rights reserved.
|
||||
*
|
||||
* @APPLE_LICENSE_HEADER_START@
|
||||
*
|
||||
* 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
|
||||
* compliance with the License. Please obtain a copy of the License at
|
||||
* http://www.opensource.apple.com/apsl/ and read it before using this
|
||||
* file.
|
||||
*
|
||||
* The Original Code and all software distributed under the License are
|
||||
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
|
||||
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
|
||||
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
|
||||
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
|
||||
* Please see the License for the specific language governing rights and
|
||||
* limitations under the License.
|
||||
*
|
||||
* @APPLE_LICENSE_HEADER_END@
|
||||
|
||||
Change History (most recent first):
|
||||
|
||||
$Log$
|
||||
Revision 1.1 2004/03/29 17:55:17 rpedde
|
||||
Flatten mdns stuff
|
||||
|
||||
Revision 1.3 2004/03/16 05:11:18 rpedde
|
||||
Fix obvious typecast bug
|
||||
|
||||
Revision 1.2 2004/03/02 00:03:37 rpedde
|
||||
Merge new rendezvous code
|
||||
|
||||
Revision 1.8 2003/08/12 19:56:26 cheshire
|
||||
Update to APSL 2.0
|
||||
|
||||
Revision 1.7 2003/08/06 18:20:51 cheshire
|
||||
Makefile cleanup
|
||||
|
||||
Revision 1.6 2003/07/02 21:19:59 cheshire
|
||||
<rdar://problem/3313413> Update copyright notices, etc., in source code comments
|
||||
|
||||
Revision 1.5 2003/03/13 03:46:21 cheshire
|
||||
Fixes to make the code build on Linux
|
||||
|
||||
Revision 1.4 2002/12/23 22:13:32 jgraessl
|
||||
|
||||
Reviewed by: Stuart Cheshire
|
||||
Initial IPv6 support for mDNSResponder.
|
||||
|
||||
Revision 1.3 2002/09/21 20:44:53 zarzycki
|
||||
Added APSL info
|
||||
|
||||
Revision 1.2 2002/09/19 04:20:44 cheshire
|
||||
Remove high-ascii characters that confuse some systems
|
||||
|
||||
Revision 1.1 2002/09/17 06:24:35 cheshire
|
||||
First checkin
|
||||
|
||||
*/
|
||||
|
||||
#ifndef __mDNSUNP_h
|
||||
#define __mDNSUNP_h
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/socket.h>
|
||||
#include <net/if.h>
|
||||
#include <netinet/in.h>
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
#ifdef NOT_HAVE_SOCKLEN_T
|
||||
typedef unsigned int socklen_t;
|
||||
#endif
|
||||
|
||||
#if !defined(_SS_MAXSIZE)
|
||||
#define sockaddr_storage sockaddr
|
||||
#endif
|
||||
|
||||
#ifndef NOT_HAVE_SA_LEN
|
||||
#define GET_SA_LEN(X) (sizeof(struct sockaddr) > ((struct sockaddr*)&(X))->sa_len ? \
|
||||
sizeof(struct sockaddr) : ((struct sockaddr*)&(X))->sa_len )
|
||||
#elif mDNSIPv6Support
|
||||
#define GET_SA_LEN(X) (((struct sockaddr*)&(X))->sa_family == AF_INET ? sizeof(struct sockaddr_in) : \
|
||||
((struct sockaddr*)&(X))->sa_family == AF_INET6 ? sizeof(struct sockaddr_in6) : sizeof(struct sockaddr))
|
||||
#else
|
||||
#define GET_SA_LEN(X) (((struct sockaddr*)&(X))->sa_family == AF_INET ? sizeof(struct sockaddr_in) : sizeof(struct sockaddr))
|
||||
#endif
|
||||
|
||||
#define IFI_NAME 16 /* same as IFNAMSIZ in <net/if.h> */
|
||||
#define IFI_HADDR 8 /* allow for 64-bit EUI-64 in future */
|
||||
|
||||
// Renamed from my_in_pktinfo because in_pktinfo is used by Linux.
|
||||
|
||||
struct my_in_pktinfo {
|
||||
struct sockaddr_storage ipi_addr;
|
||||
int ipi_ifindex; /* received interface index */
|
||||
char ipi_ifname[IFI_NAME]; /* received interface name */
|
||||
};
|
||||
|
||||
extern ssize_t recvfrom_flags(int fd, void *ptr, size_t nbytes, int *flagsp,
|
||||
struct sockaddr *sa, socklen_t *salenptr, struct my_in_pktinfo *pktp);
|
||||
|
||||
struct ifi_info {
|
||||
char ifi_name[IFI_NAME]; /* interface name, null terminated */
|
||||
u_char ifi_haddr[IFI_HADDR]; /* hardware address */
|
||||
u_short ifi_hlen; /* #bytes in hardware address: 0, 6, 8 */
|
||||
short ifi_flags; /* IFF_xxx constants from <net/if.h> */
|
||||
short ifi_myflags; /* our own IFI_xxx flags */
|
||||
int ifi_index; /* interface index */
|
||||
struct sockaddr *ifi_addr; /* primary address */
|
||||
struct sockaddr *ifi_brdaddr;/* broadcast address */
|
||||
struct sockaddr *ifi_dstaddr;/* destination address */
|
||||
struct ifi_info *ifi_next; /* next of these structures */
|
||||
};
|
||||
|
||||
#define IFI_ALIAS 1 /* ifi_addr is an alias */
|
||||
|
||||
extern struct ifi_info *get_ifi_info(int family, int doaliases);
|
||||
extern void free_ifi_info(struct ifi_info *);
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
Loading…
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Reference in New Issue
Block a user