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Diffstat (limited to 'src/gallium/auxiliary/util/u_bitmask.h')
-rw-r--r-- | src/gallium/auxiliary/util/u_bitmask.h | 117 |
1 files changed, 0 insertions, 117 deletions
diff --git a/src/gallium/auxiliary/util/u_bitmask.h b/src/gallium/auxiliary/util/u_bitmask.h deleted file mode 100644 index 98b85dde..00000000 --- a/src/gallium/auxiliary/util/u_bitmask.h +++ /dev/null @@ -1,117 +0,0 @@ -/************************************************************************** - * - * Copyright 2009 VMware, Inc. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - * - **************************************************************************/ - -/** - * @file - * Generic bitmask. - * - * @author Jose Fonseca <jfonseca@vmware.com> - */ - -#ifndef U_HANDLE_BITMASK_H_ -#define U_HANDLE_BITMASK_H_ - - -#include "pipe/p_compiler.h" - - -#ifdef __cplusplus -extern "C" { -#endif - - -#define UTIL_BITMASK_INVALID_INDEX (~0U) - - -/** - * Abstract data type to represent arbitrary set of bits. - */ -struct util_bitmask; - - -struct util_bitmask * -util_bitmask_create(void); - - -/** - * Search a cleared bit and set it. - * - * It searches for the first cleared bit. - * - * Returns the bit index on success, or UTIL_BITMASK_INVALID_INDEX on out of - * memory growing the bitmask. - */ -unsigned -util_bitmask_add(struct util_bitmask *bm); - -/** - * Set a bit. - * - * Returns the input index on success, or UTIL_BITMASK_INVALID_INDEX on out of - * memory growing the bitmask. - */ -unsigned -util_bitmask_set(struct util_bitmask *bm, - unsigned index); - -void -util_bitmask_clear(struct util_bitmask *bm, - unsigned index); - -boolean -util_bitmask_get(struct util_bitmask *bm, - unsigned index); - - -void -util_bitmask_destroy(struct util_bitmask *bm); - - -/** - * Search for the first set bit. - * - * Returns UTIL_BITMASK_INVALID_INDEX if a set bit cannot be found. - */ -unsigned -util_bitmask_get_first_index(struct util_bitmask *bm); - - -/** - * Search for the first set bit, starting from the giving index. - * - * Returns UTIL_BITMASK_INVALID_INDEX if a set bit cannot be found. - */ -unsigned -util_bitmask_get_next_index(struct util_bitmask *bm, - unsigned index); - - -#ifdef __cplusplus -} -#endif - -#endif /* U_HANDLE_BITMASK_H_ */ |