src/waffle/api/waffle_context.c

   1 // SPDX-FileCopyrightText: Copyright 2012 Intel Corporation
   2 // SPDX-License-Identifier: BSD-2-Clause
   3
   4 #include "api_priv.h"
   5
   6 #include "wcore_context.h"
   7 #include "wcore_error.h"
   8 #include "wcore_platform.h"
   9
  10 WAFFLE_API struct waffle_context*
  11 waffle_context_create(
  12         struct waffle_config *config,
  13         struct waffle_context *shared_ctx)
  14 {
  15     struct wcore_context *wc_self;
  16     struct wcore_config *wc_config = wcore_config(config);
  17     struct wcore_context *wc_shared_ctx = wcore_context(shared_ctx);
  18
  19     const struct api_object *obj_list[2];
  20     int len = 0;
  21
  22     obj_list[len++] = wc_config ? &wc_config->api : NULL;
  23     if (wc_shared_ctx)
  24         obj_list[len++] = &wc_shared_ctx->api;
  25
  26     if (!api_check_entry(obj_list, len))
  27         return NULL;
  28
  29     wc_self = api_platform->vtbl->context.create(api_platform,
  30                                                  wc_config,
  31                                                  wc_shared_ctx);
  32     if (!wc_self)
  33         return NULL;
  34
  35     return waffle_context(wc_self);
  36 }
  37
  38 WAFFLE_API bool
  39 waffle_context_destroy(struct waffle_context *self)
  40 {
  41     struct wcore_context *wc_self = wcore_context(self);
  42
  43     const struct api_object *obj_list[] = {
  44         wc_self ? &wc_self->api : NULL,
  45     };
  46
  47     if (!api_check_entry(obj_list, 1))
  48         return false;
  49
  50     return api_platform->vtbl->context.destroy(wc_self);
  51 }
  52
  53 WAFFLE_API union waffle_native_context*
  54 waffle_context_get_native(struct waffle_context *self)
  55 {
  56     struct wcore_context *wc_self = wcore_context(self);
  57
  58     const struct api_object *obj_list[] = {
  59         wc_self ? &wc_self->api : NULL,
  60     };
  61
  62     if (!api_check_entry(obj_list, 1))
  63         return NULL;
  64
  65     if (api_platform->vtbl->context.get_native) {
  66         return api_platform->vtbl->context.get_native(wc_self);
  67     }
  68     else {
  69         wcore_error(WAFFLE_ERROR_UNSUPPORTED_ON_PLATFORM);
  70         return NULL;
  71     }
  72 }