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/**************************************************************************
*
* Copyright (C) 2020 Chromium.
*
* 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, sublicense,
* 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 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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.
*
**************************************************************************/
#include "virgl_context.h"
#include <errno.h>
#include "os/os_misc.h"
#include "util/u_hash_table.h"
#include "util/u_pointer.h"
#include "virgl_util.h"
static struct util_hash_table *virgl_context_table;
static void
virgl_context_destroy_func(void *val)
{
struct virgl_context *ctx = val;
ctx->destroy(ctx);
}
int
virgl_context_table_init(void)
{
virgl_context_table = util_hash_table_create(hash_func_u32,
compare_func,
virgl_context_destroy_func);
return virgl_context_table ? 0 : ENOMEM;
}
void
virgl_context_table_cleanup(void)
{
util_hash_table_destroy(virgl_context_table);
}
void
virgl_context_table_reset(void)
{
util_hash_table_clear(virgl_context_table);
}
int
virgl_context_add(struct virgl_context *ctx)
{
const enum pipe_error err = util_hash_table_set(
virgl_context_table, uintptr_to_pointer(ctx->ctx_id), ctx);
return err == PIPE_OK ? 0 : ENOMEM;
}
void
virgl_context_remove(uint32_t ctx_id)
{
util_hash_table_remove(virgl_context_table, uintptr_to_pointer(ctx_id));
}
struct virgl_context *
virgl_context_lookup(uint32_t ctx_id)
{
return util_hash_table_get(virgl_context_table,
uintptr_to_pointer(ctx_id));
}
static enum pipe_error
virgl_context_foreach_func(UNUSED void *key, void *val, void *data)
{
const struct virgl_context_foreach_args *args = data;
struct virgl_context *ctx = val;
return args->callback(ctx, args->data) ? PIPE_OK : PIPE_ERROR;
}
void
virgl_context_foreach(const struct virgl_context_foreach_args *args)
{
util_hash_table_foreach(virgl_context_table,
virgl_context_foreach_func,
(void *)args);
}
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