Changeset 22651b8eef8efab9462ee9b2a2d70cd7a564de62
- Timestamp:
- 13/08/05 21:15:17
(3 years ago)
- Author:
- Rémi Denis-Courmont <rem@videolan.org>
- git-committer:
- Rémi Denis-Courmont <rem@videolan.org> 1123960517 +0000
- git-parent:
[fb4297bd14e577dd6857cd47f9c99ed04ba53cec]
- git-author:
- Rémi Denis-Courmont <rem@videolan.org> 1123960517 +0000
- Message:
[Win32] Attempt to guess best interface for multicast
may close #163
-
Files:
-
Legend:
- Unmodified
- Added
- Removed
- Modified
- Copied
- Moved
| r331d097 |
r22651b8 |
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| 54 | 54 | # include <winsock2.h> |
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| 55 | 55 | # include <ws2tcpip.h> |
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| | 56 | # include <iphlpapi.h> |
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| 56 | 57 | # define close closesocket |
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| 57 | 58 | # if defined(UNDER_CE) |
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| … | … | |
| 334 | 335 | struct ip_mreq imr; |
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| 335 | 336 | |
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| | 337 | imr.imr_interface.s_addr = INADDR_ANY; |
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| 336 | 338 | imr.imr_multiaddr.s_addr = sock.sin_addr.s_addr; |
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| 337 | 339 | if( psz_if_addr != NULL && *psz_if_addr |
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| … | … | |
| 340 | 342 | imr.imr_interface.s_addr = inet_addr(psz_if_addr); |
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| 341 | 343 | } |
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| | 344 | #if defined (WIN32) || defined (UNDER_CE) |
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| 342 | 345 | else |
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| 343 | 346 | { |
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| 344 | | imr.imr_interface.s_addr = INADDR_ANY; |
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| 345 | | } |
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| | 347 | DWORD i_index; |
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| | 348 | if( GetBestInterface( sock.sin_addr.s_addr, |
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| | 349 | &i_index ) == NO_ERROR ) |
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| | 350 | { |
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| | 351 | PMIB_IPADDRTABLE p_table; |
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| | 352 | DWORD i = 0; |
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| | 353 | |
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| | 354 | msg_Dbg( p_this, "Winsock best interface is %lu", |
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| | 355 | (unsigned long)i_index ); |
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| | 356 | GetIpAddrTable( NULL, &i, 0 ); |
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| | 357 | |
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| | 358 | p_table = (PMIB_IPADDRTABLE)malloc( i ); |
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| | 359 | if( p_table != NULL ) |
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| | 360 | { |
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| | 361 | if( GetIpAddrTable( p_table, &i, 0 ) == NO_ERROR) |
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| | 362 | { |
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| | 363 | for( i = 0; i < p_table->dwNumEntries; i-- ) |
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| | 364 | { |
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| | 365 | if( p_table->table[i].dwIndex == i_index ) |
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| | 366 | { |
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| | 367 | imr.imr_interface.s_addr = |
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| | 368 | p_table->table[i].dwAddr; |
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| | 369 | msg_Dbg( p_this, "using interface 0x%08x", |
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| | 370 | p_table->table[i].dwAddr ); |
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| | 371 | } |
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| | 372 | } |
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| | 373 | } |
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| | 374 | else |
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| | 375 | msg_Warn( p_this, "GetIpAddrTable failed" ); |
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| | 376 | free( p_table ); |
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| | 377 | } |
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| | 378 | } |
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| | 379 | else |
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| | 380 | msg_Dbg( p_this, "GetBestInterface failed" ); |
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| | 381 | } |
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| | 382 | #endif |
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| 346 | 383 | if( psz_if_addr != NULL ) free( psz_if_addr ); |
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| 347 | 384 | |
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