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Check results, returned by the TIFFFdOpen() before returning and close

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file if TIFFFdOpen() failed as per bug
http://bugzilla.remotesensing.org/show_bug.cgi?id=468
This commit is contained in:
Andrey Kiselev 2004-01-29 19:54:14 +00:00
parent 9bac33086f
commit c490e6a948
2 changed files with 24 additions and 13 deletions
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9
libtiff/tif_unix.c
View File

@ -1,4 +1,4 @@
/* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/tif_unix.c,v 1.4 2002-10-11 14:13:00 dron Exp $ */ /* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/tif_unix.c,v 1.5 2004-01-29 19:54:14 dron Exp $ */
/* /*
* Copyright (c) 1988-1997 Sam Leffler * Copyright (c) 1988-1997 Sam Leffler
@ -144,6 +144,7 @@ TIFFOpen(const char* name, const char* mode)
{ {
static const char module[] = "TIFFOpen"; static const char module[] = "TIFFOpen";
int m, fd; int m, fd;
TIFF* tif;
m = _TIFFgetMode(mode, module); m = _TIFFgetMode(mode, module);
if (m == -1) if (m == -1)
@ -167,7 +168,11 @@ TIFFOpen(const char* name, const char* mode)
TIFFError(module, "%s: Cannot open", name); TIFFError(module, "%s: Cannot open", name);
return ((TIFF *)0); return ((TIFF *)0);
} }
return (TIFFFdOpen(fd, name, mode));
tif = TIFFFdOpen((int)fd, name, mode);
if(!tif)
close(fd);
return tif;
} }
void* void*

20
libtiff/tif_win32.c
View File

@ -1,4 +1,4 @@
/* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/tif_win32.c,v 1.8 2004-01-29 15:39:52 dron Exp $ */ /* $Header: /cvs/maptools/cvsroot/libtiff/libtiff/tif_win32.c,v 1.9 2004-01-29 19:54:14 dron Exp $ */
/* /*
* Copyright (c) 1988-1997 Sam Leffler * Copyright (c) 1988-1997 Sam Leffler
@ -154,8 +154,7 @@ TIFFFdOpen(int ifd, const char* name, const char* mode)
TIFF* tif; TIFF* tif;
BOOL fSuppressMap = (mode[1] == 'u' || (mode[1]!=0 && mode[2] == 'u')); BOOL fSuppressMap = (mode[1] == 'u' || (mode[1]!=0 && mode[2] == 'u'));
tif = TIFFClientOpen(name, mode, tif = TIFFClientOpen(name, mode, (thandle_t)ifd,
(thandle_t)ifd,
_tiffReadProc, _tiffWriteProc, _tiffReadProc, _tiffWriteProc,
_tiffSeekProc, _tiffCloseProc, _tiffSizeProc, _tiffSeekProc, _tiffCloseProc, _tiffSizeProc,
fSuppressMap ? _tiffDummyMapProc : _tiffMapProc, fSuppressMap ? _tiffDummyMapProc : _tiffMapProc,
@ -175,6 +174,7 @@ TIFFOpen(const char* name, const char* mode)
thandle_t fd; thandle_t fd;
int m; int m;
DWORD dwMode; DWORD dwMode;
TIFF* tif;
m = _TIFFgetMode(mode, module); m = _TIFFgetMode(mode, module);
@ -198,14 +198,20 @@ TIFFOpen(const char* name, const char* mode)
default: default:
return ((TIFF*)0); return ((TIFF*)0);
} }
fd = (thandle_t)CreateFile(name, (m == O_RDONLY) ? GENERIC_READ : fd = (thandle_t)CreateFile(name,
(GENERIC_READ | GENERIC_WRITE), FILE_SHARE_READ, NULL, dwMode, (m == O_RDONLY)?GENERIC_READ:(GENERIC_READ | GENERIC_WRITE),
(m == O_RDONLY) ? FILE_ATTRIBUTE_READONLY : FILE_ATTRIBUTE_NORMAL, NULL); FILE_SHARE_READ, NULL, dwMode,
(m == O_RDONLY)?FILE_ATTRIBUTE_READONLY:FILE_ATTRIBUTE_NORMAL,
NULL);
if (fd == INVALID_HANDLE_VALUE) { if (fd == INVALID_HANDLE_VALUE) {
TIFFError(module, "%s: Cannot open", name); TIFFError(module, "%s: Cannot open", name);
return ((TIFF *)0); return ((TIFF *)0);
} }
return (TIFFFdOpen((int)fd, name, mode));
tif = TIFFFdOpen((int)fd, name, mode);
if(!tif)
CloseHandle(fd);
return tif;
} }
tdata_t tdata_t