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100 lines
3.0 KiB
100 lines
3.0 KiB
/**************************************************************************
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*
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* Copyright (C) 2020 Chromium.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to 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 MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include "virgl_context.h"
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#include <errno.h>
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#include "util/os_misc.h"
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#include "util/u_hash_table.h"
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#include "util/u_pointer.h"
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#include "virgl_util.h"
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static struct util_hash_table *virgl_context_table;
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static void
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virgl_context_destroy_func(void *val)
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{
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struct virgl_context *ctx = val;
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ctx->destroy(ctx);
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}
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int
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virgl_context_table_init(void)
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{
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virgl_context_table = util_hash_table_create(hash_func_u32,
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compare_func,
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virgl_context_destroy_func);
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return virgl_context_table ? 0 : ENOMEM;
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}
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void
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virgl_context_table_cleanup(void)
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{
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util_hash_table_destroy(virgl_context_table);
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}
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void
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virgl_context_table_reset(void)
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{
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util_hash_table_clear(virgl_context_table);
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}
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int
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virgl_context_add(struct virgl_context *ctx)
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{
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const enum pipe_error err = util_hash_table_set(
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virgl_context_table, uintptr_to_pointer(ctx->ctx_id), ctx);
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return err == PIPE_OK ? 0 : ENOMEM;
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}
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void
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virgl_context_remove(uint32_t ctx_id)
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{
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util_hash_table_remove(virgl_context_table, uintptr_to_pointer(ctx_id));
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}
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struct virgl_context *
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virgl_context_lookup(uint32_t ctx_id)
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{
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return util_hash_table_get(virgl_context_table,
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uintptr_to_pointer(ctx_id));
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}
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static enum pipe_error
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virgl_context_foreach_func(UNUSED void *key, void *val, void *data)
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{
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const struct virgl_context_foreach_args *args = data;
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struct virgl_context *ctx = val;
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return args->callback(ctx, args->data) ? PIPE_OK : PIPE_ERROR;
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}
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void
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virgl_context_foreach(const struct virgl_context_foreach_args *args)
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{
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util_hash_table_foreach(virgl_context_table,
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virgl_context_foreach_func,
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(void *)args);
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}
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