diff options
Diffstat (limited to 'mesalib/src/gallium/auxiliary/util/u_bitmask.h')
-rw-r--r-- | mesalib/src/gallium/auxiliary/util/u_bitmask.h | 234 |
1 files changed, 117 insertions, 117 deletions
diff --git a/mesalib/src/gallium/auxiliary/util/u_bitmask.h b/mesalib/src/gallium/auxiliary/util/u_bitmask.h index 179328ae9..98b85ddec 100644 --- a/mesalib/src/gallium/auxiliary/util/u_bitmask.h +++ b/mesalib/src/gallium/auxiliary/util/u_bitmask.h @@ -1,117 +1,117 @@ -/**************************************************************************
- *
- * 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_ */
+/************************************************************************** + * + * 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_ */ |