validationEGL.h

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//
// Copyright (c) 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//

// validationEGL.h: Validation functions for generic EGL entry point parameters

#ifndef LIBANGLE_VALIDATIONEGL_H_
#define LIBANGLE_VALIDATIONEGL_H_

#include "libANGLE/Error.h"

#include <EGL/egl.h>
#include <EGL/eglext.h>

namespace gl
{
class Context;
}

namespace egl
{

class AttributeMap;
struct Config;
class Device;
class Display;
class Image;
class Stream;
class Surface;

// Object validation
Error ValidateDisplay(const Display *display);
Error ValidateSurface(const Display *display, Surface *surface);
Error ValidateConfig(const Display *display, const Config *config);
Error ValidateContext(const Display *display, gl::Context *context);
Error ValidateImage(const Display *display, const Image *image);

// Entry point validation
Error ValidateCreateContext(Display *display, Config *configuration, gl::Context *shareContext,
                            const AttributeMap& attributes);

Error ValidateCreateWindowSurface(Display *display, Config *config, EGLNativeWindowType window,
                                  const AttributeMap& attributes);

Error ValidateCreatePbufferSurface(Display *display, Config *config, const AttributeMap& attributes);
Error ValidateCreatePbufferFromClientBuffer(Display *display, EGLenum buftype, EGLClientBuffer buffer,
                                            Config *config, const AttributeMap& attributes);

Error ValidateCreateImageKHR(const Display *display,
                             gl::Context *context,
                             EGLenum target,
                             EGLClientBuffer buffer,
                             const AttributeMap &attributes);
Error ValidateDestroyImageKHR(const Display *display, const Image *image);

Error ValidateCreateDeviceANGLE(EGLint device_type,
                                void *native_device,
                                const EGLAttrib *attrib_list);
Error ValidateReleaseDeviceANGLE(Device *device);

Error ValidateCreateStreamKHR(const Display *display, const AttributeMap &attributes);
Error ValidateDestroyStreamKHR(const Display *display, const Stream *stream);
Error ValidateStreamAttribKHR(const Display *display,
                              const Stream *stream,
                              EGLint attribute,
                              EGLint value);
Error ValidateQueryStreamKHR(const Display *display,
                             const Stream *stream,
                             EGLenum attribute,
                             EGLint *value);
Error ValidateQueryStreamu64KHR(const Display *display,
                                const Stream *stream,
                                EGLenum attribute,
                                EGLuint64KHR *value);
Error ValidateStreamConsumerGLTextureExternalKHR(const Display *display,
                                                 gl::Context *context,
                                                 const Stream *stream);
Error ValidateStreamConsumerAcquireKHR(const Display *display,
                                       gl::Context *context,
                                       const Stream *stream);
Error ValidateStreamConsumerReleaseKHR(const Display *display,
                                       gl::Context *context,
                                       const Stream *stream);
Error ValidateStreamConsumerGLTextureExternalAttribsNV(const Display *display,
                                                       gl::Context *context,
                                                       const Stream *stream,
                                                       const AttributeMap &attribs);
Error ValidateCreateStreamProducerD3DTextureNV12ANGLE(const Display *display,
                                                      const Stream *stream,
                                                      const AttributeMap &attribs);
Error ValidateStreamPostD3DTextureNV12ANGLE(const Display *display,
                                            const Stream *stream,
                                            void *texture,
                                            const AttributeMap &attribs);
Error ValidateGetSyncValuesCHROMIUM(const Display *display,
                                    const Surface *surface,
                                    const EGLuint64KHR *ust,
                                    const EGLuint64KHR *msc,
                                    const EGLuint64KHR *sbc);

// Other validation
Error ValidateCompatibleConfigs(const Display *display,
                                const Config *config1,
                                const Surface *surface,
                                const Config *config2,
                                EGLint surfaceType);
}

#endif // LIBANGLE_VALIDATIONEGL_H_