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f9a9953071
We previously used strstr, which can be prone to false positives when the name of one extension is a substring of another extension. This commit creates the helper function util_hasGLExt, which asserts that the substring found in extension list is bounded by either spaces or the beginning/end of the string.
45 lines
1.5 KiB
C
45 lines
1.5 KiB
C
/*
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Looking Glass - KVM FrameRelay (KVMFR) Client
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Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
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https://looking-glass.hostfission.com
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This program is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free Software
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Foundation; either version 2 of the License, or (at your option) any later
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version.
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This program is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _H_LG_UTIL_
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#define _H_LG_UTIL_
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#include <stdlib.h>
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#include <stdbool.h>
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#include "common/types.h"
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// reads the specified file into a new buffer
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// the callee must free the buffer
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bool util_fileGetContents(const char * filename, char ** buffer, size_t * length);
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void util_cursorToInt(double ex, double ey, int *x, int *y);
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bool util_guestCurToLocal(struct DoublePoint *local);
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void util_localCurToGuest(struct DoublePoint *guest);
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void util_rotatePoint(struct DoublePoint *point);
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bool util_hasGLExt(const char * exts, const char * ext);
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static inline double util_clamp(double x, double min, double max)
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{
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if (x < min) return min;
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if (x > max) return max;
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return x;
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}
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#endif
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