f3e3973d56
This moves the whole hashtable implementation into the SHL library. Now we can link it only to the applications that really use it. Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/*
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* kmscon - Miscellaneous Helpers
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*
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* Copyright (c) 2011-2012 David Herrmann <dh.herrmann@googlemail.com>
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* Copyright (c) 2011 University of Tuebingen
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* Miscellaneous Helpers
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* This provides several helper objects like memory-rings or similar.
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*/
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#ifndef KMSCON_MISC_H
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#define KMSCON_MISC_H
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include "static_hook.h"
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/* ring buffer for arbitrary byte-streams */
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struct kmscon_ring;
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int kmscon_ring_new(struct kmscon_ring **out);
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void kmscon_ring_free(struct kmscon_ring *ring);
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bool kmscon_ring_is_empty(struct kmscon_ring *ring);
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int kmscon_ring_write(struct kmscon_ring *ring, const char *val, size_t len);
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const char *kmscon_ring_peek(struct kmscon_ring *ring, size_t *len);
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void kmscon_ring_drop(struct kmscon_ring *ring, size_t len);
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/* time measurement */
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struct kmscon_timer;
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int kmscon_timer_new(struct kmscon_timer **out);
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void kmscon_timer_free(struct kmscon_timer *timer);
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void kmscon_timer_reset(struct kmscon_timer *timer);
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void kmscon_timer_start(struct kmscon_timer *timer);
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uint64_t kmscon_timer_stop(struct kmscon_timer *timer);
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uint64_t kmscon_timer_elapsed(struct kmscon_timer *timer);
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#endif /* KMSCON_MISC_H */
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